According to a method for road marking detection, a sensor datasets depicting a road marking (7) at a first and a second measurement instance are generated by an environmental sensor system (4) and a parameter characterizing a motion of the environmental sensor system (4) is determined. A first and a second observed state vector describing the road marking (17) at the first and the second measurement instance, respectively, are generated based on the sensor datasets. A predicted state vector for the second measurement instance is computed depending on the at least one motion parameter and the first observed state vector and a corrected state vector for the second measurement instance is generated depending on the predicted state vector and the second observed state vector.
B60W 60/00 - Drive control systems specially adapted for autonomous road vehicles
B60W 50/00 - CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT - Details of control systems for road vehicle drive control not related to the control of a particular sub-unit
G01C 21/26 - Navigation; Navigational instruments not provided for in groups specially adapted for navigation in a road network
According to a method for operating a sensor system, radiation is emitted during a first and a second measurement time period in order to generate point clouds, the points of which are described by a spatial position and an energy characteristic. A first sub-quantity of a first point cloud and a second sub-quantity of a second point cloud are identified with an energy characteristic which is greater than or equal to an energy threshold in each case. A third sub-quantity of the first point cloud and a fourth sub-quantity of the second point cloud are identified with positions lying within the spatial surroundings of the first sub-quantity and the second sub-quantity, respectively. The spatial extension of the fourth sub-quantity is compared with that of the third sub-quantity, and the points of the third and/or the fourth sub-quantity are marked as artifacts based on the result of the comparison.
A reflection device for a head-up display, a reflection element assembly, a head-up display and a motor vehicle are disclosed. The reflection device is configured for reflecting of radiation emitted by an image generation unit and includes a reflection element having a reflection side and a back side being arranged on the side remote from the reflection side, and a carrier supporting the reflection element. The reflection element is movably coupled to the carrier by at least one bearing such that the reflection element is pivotable relatively to the carrier about at least a first axis. The carrier is being couplable to a housing of a head-up display, or directly to a vehicle body, and wherein the at least one bearing is arranged at the back side of the reflection element such that the first axis is extending completely behind the back side of the reflection element.
The invention relates to an ultrasonic sensor (1) having an improved structural dynamic for a motor vehicle (20). The ultrasonic sensor (1) comprises: a plastic housing (2), a membrane assembly (3) arranged in a housing opening (4) of the plastic housing (2), the membrane assembly having an ultrasonic membrane (8), and a decoupling element (6) which is arranged between an inner surface (5) of the plastic housing (2) and the membrane assembly (3). A plurality of ribs (7, 71, 72) are formed at the inner surface (5) of the plastic housing (2), on which the decoupling element (6) rests against, and the ribs (7, 71, 72) are designed in such a way that the decoupling element (6) does not rest against the entire inner surface (5) of the plastic housing (2).
G10K 11/00 - Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
5.
SAFETY DEVICE FOR AT LEAST ONE LIGHT SOURCE, EMITTING DEVICE FOR LIGHT, DETECTION APPARATUS, VEHICLE HAVING AT LEAST ONE DETECTION APPARATUS, AND METHOD FOR OPERATING AT LEAST ONE LIGHT SOURCE
A safety device for at least one light source for preventing exceeding specified light energy limits in the emission of light using the at least one light source is disclosed. The device includes at least one electrical component for influencing an electrical energy supply of at least one light source, and at least one electrical capacitive component, which is connected to a light source current path of the at least one light source. The device also has at least one state of charge comparison means, which is connected to at least one capacitive component, using which a state of charge variable characterizing a state of charge of the capacitive component is compared to a specified limiting state of charge variable and at least one alarm status for influencing the electrical energy supply of the at least one light source is set depending on the result of the comparison.
Proposed is an ultrasonic sensor system (1) for a motor vehicle (11), comprising an ultrasonic sensor (2) and a test control device (10). The ultrasonic sensor (2) comprises an electroacoustic converter arrangement (7) for generating and detecting ultrasonic waves and an electric test device (8), which is designed to output an electric test signal to the electroacoustic converter arrangement (7) and to detect an electric response signal of the electroacoustic converter arrangement (7) to the electric test signal. The test control device (10) is designed to detect a characteristic variable of the electric response signal at a plurality of measurement points (14, 15) by means of the electric test device (8) by varying a frequency and an amplitude of the electric test signal.
G01S 15/931 - Sonar systems specially adapted for specific applications for anti-collision purposes of land vehicles
G01S 7/52 - RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES - Details of systems according to groups , , of systems according to group
An ultrasonic sensor assembly (1) for a motor vehicle (16) comprises: an ultrasonic sensor (2) having a housing (4), an ultrasonic membrane (5) mechanically decoupled from the housing (5) and a sound transducer element (7) for exciting vibrations and detecting vibrations of the ultrasonic membrane (5); and a screen section (3) arranged in front of the ultrasonic membrane (5) and made of an acoustic metamaterial. The metamaterial is preferably a broadband metamaterial, which can be tunneled in a non-resonant manner in an angular range. The screen section (3) may preferably be formed in a shaped part (13), such as a bodywork metal sheet of the exterior skin or an interior paneling, of the motor vehicle (16).
G01B 17/00 - Measuring arrangements characterised by the use of infrasonic, sonic, or ultrasonic vibrations
G10K 11/24 - Methods or devices for transmitting, conducting or directing sound for conducting sound through solid bodies, e.g. wires
8.
METHOD FOR OPERATING A DETECTION DEVICE FOR DETERMINING TEMPERATURE-ADJUSTED DISTANCE VARIABLES, CORRESPONDING DETECTION DEVICE, AND VEHICLE HAVING AT LEAST ONE DETECTION DEVICE OF THIS KIND
A method for operating a detection device for determining distance variables in which distances characterise objects detected by the detection device is disclosed. From at least one amplitude-modulated electrical send signal at least one scanning signal is generated, which is sent into at least one monitoring region of the detection device. From at least one echo signal of at least one scanning signal reflected in the at least one monitoring region at least one amplitude-modulated electrical receive signal is determined. From at least one electrical send signal and at least one electrical receive signal at least one distance variable is determined. When determining the at least one distance variable at least one adjustment is carried out. A temperature adjustment is carried out in which at least one temperature adjustment variable is applied to at least one distance variable.
An ultrasonic transceiver (1) for a vehicle comprises a plastics housing (2), an ultrasonic diaphragm (3), a sound transducer element (4) for stimulating vibrations and detecting vibrations of the ultrasonic diaphragm (3), and an electrically conductive contact element (6), arranged in the interior (5) of the plastics housing (2), for making electrical contact with the sound transducer element (4), wherein the plastics housing (2) and the contact element (6) are directly and positively connected to one another by caulking of at least one plastics element (8) that is formed in one piece with the plastics housing (2).
G01S 15/931 - Sonar systems specially adapted for specific applications for anti-collision purposes of land vehicles
10.
RECEIVING DEVICE OF A DETECTION DEVICE FOR MONITORING AT LEAST ONE MONITORING REGION FOR OBJECTS, DETECTION DEVICE, VEHICLE COMPRISING AT LEAST ONE DETECTION DEVICE, AND METHOD FOR OPERATING A SELECTION DEVICE
A receiving device of a detection device for monitoring a monitoring region for objects using electromagnetic scanning signals is disclosed. The device has a signal converting means for converting electromagnetic signals originating from electromagnetic scanning signals into electric signals and a frequency analyzing means for analyzing the frequency of signals. The frequency analyzing means has at least one spectral analyzing means, by which magnetic signals are analyzed to form at least one electromagnetic spectrum that is output in a spectrum output range of the at least one spectral analyzing means. At least two signal converting means, by which separate electric signals are ascertained, are assigned to different sections of a spectrum output range of the spectral analyzing means. The different sections of the spectrum output range correspond to different frequency ranges of an electromagnetic spectrum.
A method for operating a parking assistance system for a vehicle involves a) receiving an optical image of an environment of the vehicle and a digital environment map representing the environment of the vehicle, the digital environment map including at least one designated parking area, b) selecting, for each designated parking area, a region of interest in the received optical image corresponding to the respective designated parking area, c) detecting, in each selected region of interest, lines and/or symbols provided on the ground, d) assigning one of many parking slot classes to each selected region of interest based on the detected lines and/or symbols, and e) determining, for each designated parking area, if the respective designated parking area corresponding to the selected region of interest is a potential parking slot based on the parking slot class assigned to the corresponding region of interest.
G06V 20/58 - Recognition of moving objects or obstacles, e.g. vehicles or pedestrians; Recognition of traffic objects, e.g. traffic signs, traffic lights or roads
G06V 10/25 - Determination of region of interest [ROI] or a volume of interest [VOI]
G06V 10/764 - Arrangements for image or video recognition or understanding using pattern recognition or machine learning using classification, e.g. of video objects
G06V 10/44 - Local feature extraction by analysis of parts of the pattern, e.g. by detecting edges, contours, loops, corners, strokes or intersections; Connectivity analysis, e.g. of connected components
12.
VERIFICATION OF THE OPERABILITY OF A LASER SCANNER
According to a method for verifying the functionality of a laser scanner (2b) comprising a housing (4) with a light-permeable window (5), a transmission unit (6) inside the housing (4), a deflection unit (10), and a detector unit (7) inside the housing (4), at least one test signal (15) is transmitted by the transmission unit (6) during a test phase. The deflection unit (10) is oriented in such a way that the at least one test signal (15) is not directed to the window (5). Components of the at least one test signal are detected by the detector unit, and based on said detection, at least two detector signals are generated. A computing unit ascertains a pulse width for each of the detector signals and calculates a sum of the pulse widths. The operability of the transmission unit and/or the detector unit is verified on the basis of said sum.
G01S 17/931 - Lidar systems, specially adapted for specific applications for anti-collision purposes of land vehicles
G01S 17/08 - Systems determining position data of a target for measuring distance only
13.
METHOD FOR DETERMINING SOILING OF A FIRST ULTRASONIC SENSOR, COMPUTER PROGRAM PRODUCT, COMPUTER-READABLE STORAGE MEDIUM, ULTRASONIC SENSOR APPARATUS, AND ASSISTANCE SYSTEM
A method for determining soiling of a first ultrasonic sensor of a motor vehicle in which a first ultrasonic signal is emitted by means of the first ultrasonic sensor and the first reflected ultrasonic signal is received by means of the first ultrasonic sensor, and in which a second ultrasonic signal that differs from the first ultrasonic signal is emitted into the environment substantially at the same time as the first ultrasonic signal by a second ultrasonic sensor, wherein the second ultrasonic signal is received by means of the first ultrasonic sensor and the first received ultrasonic signal is compared with the second received ultrasonic signal by an electronic computing device, and the soiling is determined on the basis of the comparison.
G01S 7/52 - RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES - Details of systems according to groups , , of systems according to group
G01S 15/931 - Sonar systems specially adapted for specific applications for anti-collision purposes of land vehicles
14.
VERIFICATION OF THE FUNCTIONALITY OF A LASER SCANNER
A method for verifying the functionality of a laser scanner includes a housing with a light-permeable window, a transmission unit inside the housing, a deflection unit, and a detector unit inside the housing. At least one test signal is transmitted by the transmission unit during a test phase. The deflection unit is oriented so that the at least one test signal is not directed to the window. Components of the at least one test signal are detected by the detector unit, and based on this detection, at least two detector signals are generated. A pulse width is ascertained for each of the detector signals by a computing unit, and a ratio of the pulse width of a first detector signal to the pulse width of a second detector signal is ascertained. The operability of the transmitter unit and/or the detector unit is verified on the basis of said ratio.
RECEIVED-SIGNAL PROCESSING APPARATUS OF A DETECTION DEVICE FOR MONITORING AT LEAST ONE MONITORING REGION, DETECTION DEVICE AND METHOD FOR OPERATING A DETECTION DEVICE
A received-signal processing apparatus of a detection device for monitoring at least one monitoring region for objects by means of electromagnetic scanning signals is disclosed. The received-signal processing apparatus has at least one frequency analysis means for the frequency analysis of electromagnetic received signals, which are determined from echo signals of electromagnetic scanning signals reflected in at least one monitoring region. The received-signal processing apparatus has a plurality of functionally parallel frequency filters having at least partially different frequency passbands. At least one frequency filter has at least one frequency labeling means, by which the passed received signal can be labeled with a frequency characteristic which characterizes the frequency passband of the at least one passage-allowing frequency filter.
G01S 7/35 - RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES - Details of systems according to groups , , of systems according to group - Details of non-pulse systems
An ultrasonic measuring method involves activating an ultrasonic transceiver at a multiplicity of transmission/reception positions along a lateral direction to transmit a respective transmission signal in a transverse direction and receive a respective received signal waveform. Echo signals in the respective received signal waveform are identified and a set of reflection points are formed by trilaterating a respective reflection point multiple times based on two respective received signal waveforms and a respective echo signal from each of the two received signal waveforms. Multiple pairs made of a primary reflection point and a secondary reflection point are formed, identified on the basis of a position-based criterion as reflection points of a direct and/or indirect reflection from the same object section. An object height at one of the reflection points is characterized as high or low.
G01S 15/931 - Sonar systems specially adapted for specific applications for anti-collision purposes of land vehicles
G01S 7/539 - RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES - Details of systems according to groups , , of systems according to group using analysis of echo signal for target characterisation; Target signature; Target cross-section
The invention relates to an input device (1) for safety-relevant functions of a motor vehicle, having a switch contact (3) with a first connection (4) and a mating contact (5) with a second connection (6). A first resistor (9) is connected between a voltage supply connection (8) and one connection (4, 6) of the switch element (2) and a second voltage supply connection (7) is connected to the other connection (4, 6) of the switch element (2). A measuring node (10), via which an actuation-dependent voltage can be captured, is provided between the first resistor (9) and the associated connection (4, 6). The problem addressed by the invention is that of developing input devices of the type in question such that they can be used for safety-relevant applications in the motor vehicle. This problem is solved by the switch contact (3) having a third connection (12) at which a second resistor (13), which is connected to the second connection (6) of the switch element (2), is provided.
A method for measuring lateral surroundings of a vehicle provided with a lateral ultrasonic transceiver is disclosed. The method involves actuating the ultrasonic transceiver at at least two transmission and reception positions along a lateral direction for the purpose of transmitting a respective transmission signal in a transverse direction across the direction of travel and receiving a respective received signal characteristic reflected from the lateral surroundings; identifying a number of echo signals in the respective received signal characteristic; trilaterating a bearing of a first reflection point in the lateral surroundings, from which the chronologically first echo signals in the respective received signal characteristic were reflected; selecting an echo signal for a double echo determination; and determining a height of an object as being tall if a double echo is detected or short if no double echo is detected.
The invention relates to a sensor assembly (10) for detecting rotation of a shaft about an axis of rotation (12), said sensor assembly having a housing (24) in which at least one magnetic field sensor (14) is arranged. The at least one magnetic field sensor (14) is designed to acquire a variation in a magnetic field generated by a magnet device (16) in the sensor assembly (10), which variation is associated with the rotation of the shaft about the axis of rotation (12). A shield device (30) arranged on the housing (24) is provided to shield the at least one magnetic field sensor (14) from the surroundings (28) of the sensor assembly (10). The shield device (30) can be removed from the housing (24), with the shield device (30) being retained on the housing (24) by means of a latching connection.
G01D 5/14 - Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage
G01L 3/10 - Rotary-transmission dynamometers wherein the torque-transmitting element comprises a torsionally-flexible shaft involving electric or magnetic means for indicating
20.
PRODUCING A MEASUREMENT DATA SET BY MEANS OF AN ACTIVE SENSOR SYSTEM
An active sensor system (1) has a first and a second emitter unit (2, 2′), as well as a detector unit (3, 3′) and a computing unit (4). The emitter units (2, 2′) are configured to emit respective measurement signals into corresponding emission spatial regions (A1, A2). The detector unit (3, 3′) is configured to generate at least one detector signal on the basis of reflected portions of the measurement signals, and the computing unit (4) is configured to generate a measurement data set on the basis of the at least one detector signal. The computing unit (4) is configured to identify at least one section (T1, T1′, T2) that is shaded with respect to at least one of the emitter units (2, 2′). The computing unit (4) is configured to generate the measurement data set taking into account the section (T1, T1′, T2) and/or to generate correction data for correcting the measurement data set.
G01S 7/48 - RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES - Details of systems according to groups , , of systems according to group
(Camera, A-pillar arrangement having the camera and vehicle) Camera (3, 103, 203) for a vehicle (1), which camera is designed: to be mounted at least partially inside an A-pillar (7, 107, 207) of the vehicle (1), to record image data for an area in front of the vehicle (1), and to be arranged in the A-pillar (7, 107, 207) in such a way that a space (24, 124, 224) taken up by the camera (3, 103, 203) inside the A-pillar (7, 107, 207) has a smaller maximum dimension (A1, A3, A5) parallel to a line of sight (14, 114, 228) of the camera (3, 103, 203) than its maximum dimension (A2, A4, A6) parallel to a longitudinal direction (L) of the A-pillar (7, 107, 207).
H04N 23/54 - Mounting of pick-up tubes, electronic image sensors, deviation or focusing coils
B60R 11/02 - Arrangements for holding or mounting articles, not otherwise provided for for radio sets, television sets, telephones, or the like; Arrangement of controls thereof
H04N 7/18 - Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
A torque sensor device for detecting a torque applied to a shaft is disclosed. The torque sensor device has a magnetic arrangement, a stator arrangement and a flux guide arrangement, wherein the flux guide arrangement has a first flux guide and a second flux guide, and the first flux guide and the second flux guide each have a first collection surface and each have at least one transmission surface. The second flux guide has a second collection surface which is magnetically conductively coupled to the at least one transmission surface of the second flux guide. The first flux guide and the second flux guide are arranged relative to one another such that, if the torque sensor device is surrounded by a magnetic interference field, a first interference flux component a second interference flux component at least partially cancel one another out.
G01L 5/22 - Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for measuring the force applied to control members, e.g. control members of vehicles, triggers
B62D 6/10 - Arrangements for automatically controlling steering depending on driving conditions sensed and responded to, e.g. control circuits responsive only to input torque characterised by the means for sensing torque
G01L 5/169 - Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for measuring several components of force using magnetic means
23.
METHOD FOR DETERMINING AN EVASION TRAJECTORY FOR A VEHICLE
A method for determining an evasion trajectory for a vehicle to evade one or more objects is disclosed. The method involves recognizing a first object in a predicted trajectory of the vehicle, determining a lateral evasion distance left with respect to the first object, determining a lateral evasion distance right with respect to the first object, selecting the smaller one of the lateral evasion distance left and lateral evasion distance right as a first ideal lateral evasion distance, and determining a first ideal evasion trajectory on which the vehicle passes the object depending on the first ideal lateral evasion distance.
B60W 10/20 - Conjoint control of vehicle sub-units of different type or different function including control of steering systems
B60W 30/095 - Predicting travel path or likelihood of collision
24.
METHOD FOR OPERATING A CONTACTLESS DETECTION DEVICE FOR MONITORING AT LEAST ONE MONITORING REGION, DETECTION DEVICE, AND VEHICLE HAVING AT LEAST ONE DETECTION DEVICE
A method for operating a contactlessly operating detection device for monitoring at least one monitoring area is described. In the method, transmission signals are successively sent into at least one monitoring area. Transmitted signals which are reflected in the monitoring area are received with the detection device, brought into a form to be processed with an evaluation device, and processed as received signals. Some of the signals are allocated to at least one signal block. Information about the monitoring area is determined from some of the received signals. Some of the received signals that follow one another in time are allocated to at least one received signal block at the receiving end of the detection device, independent of any allocations of transmission signals at the transmitting end of the detection device. Some of the received signals of the received signal blocks are subjected to signal processing in blocks.
G01S 13/931 - Radar or analogous systems, specially adapted for specific applications for anti-collision purposes of land vehicles
G01S 13/04 - Systems determining presence of a target
G01S 13/86 - Combinations of radar systems with non-radar systems, e.g. sonar, direction finder
G01S 7/35 - RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES - Details of systems according to groups , , of systems according to group - Details of non-pulse systems
The invention relates to a sensor arrangement (12), in particular for use for a driving assistance system of a vehicle (10), having a plurality of ultrasonic sensors (14) which are arranged along at least a front (20) and/or a rear (22) of the vehicle (10), wherein the ultrasonic sensors (14) are divided into a group (26) of right-hand ultrasonic sensors (14) and a group (24) of left-hand ultrasonic sensors (14), and the sensor arrangement (12) has asymmetric operation in which the ultrasonic sensors (14) in one group (24, 26) of ultrasonic sensors (14) at least partially have a lower receiving sensitivity than corresponding ultrasonic sensors (14) in the other group (26, 24) of ultrasonic sensors (14). The invention also relates to a method for operating such a sensor arrangement (12).
An ultrasonic transducer having a piezoelectric element for use on a vehicle is disclosed. The transducer has a control and evaluation circuit for generating a control voltage for the piezoelectric element, which generates and emits an ultrasonic signal based on the control voltage, and for outputting an output signal on the basis of an echo signal received at the piezoelectric element. A gyrator circuit is included for providing a compensation inductance for adapting the control and evaluation circuit, for compensating for a parasitic connection capacitance of the piezoelectric element. The gyrator circuit has a variable compensation inductance. A method for compensating for an ultrasonic transducer having a piezoelectric element for adapting a reception sensitivity is also disclosed. The method involves recording a measurement variable for adapting the reception sensitivity, and compensating for the ultrasonic transducer by changing the compensation inductance of the gyrator circuit based on the recorded measurement variable.
G01S 7/52 - RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES - Details of systems according to groups , , of systems according to group
G01S 7/529 - Gain of receiver varied automatically during pulse-recurrence period
G01S 15/10 - Systems for measuring distance only using transmission of interrupted, pulse-modulated waves
G01S 15/931 - Sonar systems specially adapted for specific applications for anti-collision purposes of land vehicles
B06B 1/02 - Processes or apparatus for generating mechanical vibrations of infrasonic, sonic or ultrasonic frequency making use of electrical energy
27.
METHOD FOR DETECTING OBJECTS IN A VEHICLE DETECTION FIELD COMPRISING AN INTERIOR AND AN OUTER REGION OF A VEHICLE
The present invention relates to a method for detecting objects in a first vehicle detection field (10a), which comprises an interior (12) and an outer region (14) of a vehicle (16), by means of a first sensor unit (18a) of the vehicle (16). The method comprises the following steps: Detecting an object in the outer region (14) of the first vehicle detection field (10a) with the first sensor unit (18a) as first detection data; detecting an object in the interior (12) of the first vehicle detection field (10a) with the first sensor unit (18a) as second detection data; and processing the first and second detection data in a computing unit. The invention also relates to a corresponding detection system.
The invention relates to a transmission device (22) of an optical detection device (12) for monitoring at least one monitoring region (14) for objects (18) using electromagnetic transmission signals (28). The invention also relates to a detection device (12), to a vehicle (10), and to a method for operating the optical detection device (12). The transmission device (22) comprises at least one signal source (32), by means of which electromagnetic transmission signals (28) can be generated, and at least one signal influencing device (34), by means of which the electromagnetic transmission signals (28) can be influenced. The at least one signal influencing device (34) has at least two different optical diffuser regions (40a, 40b, 40c, 40d) which are arranged adjacently to one another when viewed at least in a direction transverse to the optical axis (36) of the at least one signal source (32) and which have different scattering properties with respect to the electromagnetic transmission signals (28).
G01S 7/481 - Constructional features, e.g. arrangements of optical elements
G01S 17/931 - Lidar systems, specially adapted for specific applications for anti-collision purposes of land vehicles
29.
METHOD FOR OPERATING AN ASSISTANCE SYSTEM FOR DETERMINING A LENGTH OF AN OBJECT, COMPUTER PROGRAM PRODUCT, COMPUTER-READABLE STORAGE MEDIUM AND ASSISTANCE SYSTEM
The invention relates to a method for operating an assistance system (2), in which an object (9) is detected and the object (9) is classified for further evaluation by means of an electronic computing device (5), wherein the classification is taken as a basis for predefining a first length (L) of the object (9), and wherein additionally the object (9) is captured by means of a camera (4), evaluated and classified and a second length (L) of the object (9) is determined and the classification and the second length (L) are transmitted to the electronic computing device (5), wherein the predefined first length (L) is adapted on the basis of the second length (L) to produce a current length (L) and a limited Kalman filter (7) is used to update the current length (L), the limitation of the Kalman filter (7) being predefined by the classification determined by means of the camera (4). The invention also relates to a computer program product, a computer-readable storage medium and an assistance system (2).
G06V 20/58 - Recognition of moving objects or obstacles, e.g. vehicles or pedestrians; Recognition of traffic objects, e.g. traffic signs, traffic lights or roads
G06V 10/764 - Arrangements for image or video recognition or understanding using pattern recognition or machine learning using classification, e.g. of video objects
G06V 10/84 - Arrangements for image or video recognition or understanding using pattern recognition or machine learning using probabilistic graphical models from image or video features, e.g. Markov models or Bayesian networks
30.
CHECKING THE POSITIONING OF AN ULTRASONIC SENSOR ON A VEHICLE
A method for checking the positioning of an ultrasonic sensor installed in a mounting on the vehicle is disclosed. The method involves localizing a reference object in the detection region of the ultrasonic sensor, emitting at least one first ultrasonic pulse with a first ultrasonic frequency, receiving at least one first echo signal at the first ultrasonic frequency, emitting at least one second ultrasonic pulse with a second ultrasonic frequency, receiving at least one second echo signal at the second ultrasonic frequency, ascertaining the ratio of echo amplitudes of the reference object in the at least one first and second echo signal, and outputting an incorrect positioning of the ultrasonic sensor if the ratio of echo amplitudes in the reference object in the at least one first and second echo signal deviates from the ratio for a correct positioning of the ultrasonic sensor by at least one specified threshold.
A method for determining a replacement trajectory for a vehicle operated in an autonomous driving mode is disclosed. The method involves receiving a predefined trajectory with a first section and a second section that are linked to one another at a travel direction turning point, wherein a travel direction of the first section is different from that of the second section, receiving a sensor signal indicative of surroundings of the vehicle, detecting an obstacle in the surroundings on the basis of the received sensor signal, calculating at least one collision point on the predefined trajectory at which a collision occurs between the vehicle and the obstacle, and ascertaining the replacement trajectory based on the at least one calculated collision point. The replacement trajectory connects a starting point, located before the collision point, to an end point on the predefined trajectory, located after the collision point, while avoiding the collision.
B60W 60/00 - Drive control systems specially adapted for autonomous road vehicles
B60W 40/02 - Estimation or calculation of driving parameters for road vehicle drive control systems not related to the control of a particular sub-unit related to ambient conditions
A driver-assistance method for a motor vehicle of interest, in which the vehicle of interest detects the third-party vehicles which are present at an initial instant in its environment is disclosed. During a first prediction cycle, an order of priority is assigned to the third-party vehicles which are detected at the initial instant and to the vehicle of interest, corresponding to an order in which the vehicles in the set follow one another in the travel zone starting from a vehicle detected in a position which is furthest ahead of the vehicle of interest. For each selected vehicle in the set, taken in the order of priority, another vehicle in the set is identified which is able to be a primary target vehicle for this selected vehicle. A manoeuvre which is in progress for the selected vehicle is estimated on the basis at least of the identified primary target vehicle.
B60W 60/00 - Drive control systems specially adapted for autonomous road vehicles
B60W 40/02 - Estimation or calculation of driving parameters for road vehicle drive control systems not related to the control of a particular sub-unit related to ambient conditions
B60W 40/10 - Estimation or calculation of driving parameters for road vehicle drive control systems not related to the control of a particular sub-unit related to vehicle motion
B60W 30/095 - Predicting travel path or likelihood of collision
33.
METHOD FOR OPERATING A VEHICLE, PARKING ASSISTANCE SYSTEM AND VEHICLE
A method for operating a vehicle by a parking assistance system in a following mode where the vehicle is driven along a trained trajectory or to initiate driving is disclosed. The method involves receiving the trained trajectory in a training mode in which a manually navigated trajectory is recorded as the trained trajectory. The trained trajectory has a strongly curved section, the radius of curvature of which is smaller than a radius that can be achieved with the vehicle with a maximum permissible steering lock predefined in the following mode. The method determines a starting point and an end point of the strongly curved section, ascertaining a substitute trajectory which connects a substitute starting point to a substitute end point. The substitute points are each on the trained trajectory and the strongly curved section is between the substitute points.
According to a method for object recognition by an active optical sensor system (2), a detector unit (2b) detects light (3b) reflected off an object (4) and generates a sensor signal (5a, 5b, 5c, 5d, 5e, 5f) on the basis thereof. A computing unit (2c) ascertains a first pulse width (D1) defined by a first limit value (G1) for the amplitude of the sensor signal (5a, 5b, 5c, 5d, 5e, 5f) as well as a second pulse width (D2) defined by a corresponding second limit value (G2). The computing unit (2c) ascertains at least one property of the object (4) according to the first pulse width (D1) and according to the second pulse width (D2).
According to a method for object recognition by an active optical sensor system (2), a detector unit (2b) detects light (3b) reflected off an object (4) and generates a sensor signal (5a, 5b, 5c, 5d, 5e, 5f) on the basis thereof. A computing unit (2c) ascertains a first pulse width (D1) defined by a predetermined first limit value (G1) for an amplitude of the sensor signal (5a, 5b, 5c, 5d, 5e, 5f) as well as a second pulse width (D2) defined by a predetermined second limit value (G2). The signal pulse is assigned to one of at least two categories according to at least one predefined signal pulse parameter, and a scatter plot for object recognition is generated, said scatter plot containing exactly one entry for the signal pulse, said entry corresponding to the first pulse width (D1) or to the second pulse width (D2) according to the category to which the signal pulse belongs.
A method for the content capture of an environment of a vehicle is disclosed. The method uses an artificial intelligence neural network, on the basis of a point cloud generated by an environment sensor of the vehicle. The method involves performing reference measurements by the environment sensor to capture reference objects depending on positions in the environment in relation to the environment sensor, generating confidence values depending on positions in the environment in relation to the environment sensor on the basis of the reference measurements by the environment sensor to capture the reference objects, training the artificial intelligence for the content capture of the environment on the basis of training point clouds for the environment sensor, capturing the environment by the environment sensor to generate the point cloud, and processing the point cloud generated by the environment sensor using the trained artificial intelligence for the content capture of the environment.
G01S 13/931 - Radar or analogous systems, specially adapted for specific applications for anti-collision purposes of land vehicles
G07C 5/08 - Registering or indicating performance data other than driving, working, idle, or waiting time, with or without registering driving, working, idle, or waiting time
Described are techniques for generating, updating, and using sensor-based navigational maps. An input map is generated based on sensor data captured by a first sensor of a first vehicle. The input map is filtered based on one or more criteria to generate a filtered map corresponding to a three-dimensional representation of a route traveled by the first vehicle. The filtering can be based on detecting features using sensor data captured by a second sensor of the first vehicle. The one or more criteria can include object classes, distance criteria, and/or other criteria relating to attributes of features in the sensor data captured by the first sensor and/or the sensor data captured by the second sensor. The filtered map can be stored for transmission to a second vehicle, for use in determining a location of the second vehicle while the second vehicle is traveling along the same route.
The invention relates to a computing device (9) for a lidar sensor apparatus (2) for a motor vehicle (1), wherein the computing device (9) has a measurement data interface for receiving measurement data from the lidar sensor device and is configured to ascertain a distance (d) of the object (7) from the lidar sensor apparatus (2) using a time-of-flight measurement for the detected reflected light component (8) or using a phase difference measurement between the scanning light (5) and the detected reflected light component (8), wherein the computing device (9) has a data interface (10) and is configured to automatically utilize the time-of-flight measurement or the phase difference measurement for ascertaining the distance (d) in dependence on at least one driving situation parameter provided via the data interface (10) in order to improve a distance measurement that is to be performed by the lidar sensor apparatus (2).
A method, apparatus, and computer-readable medium for confirming a perceived position of a traffic light, by obtaining identifiers and results of a first perception of traffic lights associated with the identifiers, the results of the first perception including a first estimation of an ellipse encompassing each of the traffic lights, receiving results of a second perception of traffic lights associated with the identifiers, the results of the second perception including a second estimation of an ellipse encompassing each of the traffic lights, calculating, based on the first perception and the second perception, association parameters for each possible pair of estimated ellipses, selecting, based on the calculated association parameters for each possible pair of estimated ellipses, matching pairs of estimated ellipses, and fusing each matching pair of estimated ellipses.
G06T 7/90 - Determination of colour characteristics
G06V 20/58 - Recognition of moving objects or obstacles, e.g. vehicles or pedestrians; Recognition of traffic objects, e.g. traffic signs, traffic lights or roads
G06T 7/70 - Determining position or orientation of objects or cameras
G06V 10/56 - Extraction of image or video features relating to colour
G06V 10/84 - Arrangements for image or video recognition or understanding using pattern recognition or machine learning using probabilistic graphical models from image or video features, e.g. Markov models or Bayesian networks
G06V 10/80 - Fusion, i.e. combining data from various sources at the sensor level, preprocessing level, feature extraction level or classification level
G06N 7/01 - Probabilistic graphical models, e.g. probabilistic networks
40.
DETERMINING A CURRENT FOCUS AREA OF A CAMERA IMAGE ON THE BASIS OF THE POSITION OF THE VEHICLE CAMERA ON THE VEHICLE AND ON THE BASIS OF A CURRENT MOTION PARAMETER
The invention relates to a method for providing an environment image (36) on the basis of a camera image (30) of a vehicle camera (14, 16, 18, 20) of a vehicle (10) for monitoring an environment (28) of the vehicle (10), the camera image (30) comprising a camera image area having a camera resolution, for further processing, in particular by means of a driving assistance system of the vehicle (10), the method comprising the steps of: ascertaining a position of the vehicle camera (14, 16, 18, 20) on the vehicle (10), capturing at least one current motion parameter (44) of the vehicle (10), determining a current focus area (32) within the camera image (30) on the basis of the position of the vehicle camera (14, 16, 18, 20) on the vehicle (10) and on the basis of the at least one current motion parameter (44), and transferring pixels of the camera image (30) into the environment image (36), pixels from the current focus area (32) being transferred, with a first resolution, into a first image area (40) of the environment image (36) which corresponds to the current focus area (32), and pixels of the camera image (30) from a remaining area (34) which does not lie in the current focus area (32) being transferred, with a second resolution, into a second image area (42) of the environment image (36) which corresponds to said remaining area, the second resolution being less than the first resolution. The invention further relates to an image unit (12) for providing an environment image using the method above and to a driving assistance system comprising at least one image unit (12) of this type.
Described is a camera device (3) for a motor vehicle (1), having: a camera (4) for recording an image, a computing unit (8) for executing a program sequence (12) for providing at least part of a driver assistance function (13, 14, 15) depending on the recorded image, a provisioning unit (11) for providing a temperature of the computing unit (8), and a control unit (10), which is configured to modify the program sequence (12) depending on the provided temperature, the computing unit (8) being configured to execute the modified program sequence (12′).
B60R 1/22 - Real-time viewing arrangements for drivers or passengers using optical image capturing systems, e.g. cameras or video systems specially adapted for use in or on vehicles for viewing an area outside the vehicle, e.g. the exterior of the vehicle
42.
METHOD FOR DETERMINING AT LEAST ONE PIECE OF OBJECT INFORMATION ABOUT AT LEAST ONE OBJECT SENSED BY MEANS OF A RADAR SYSTEM AND RADAR SYSTEM
The invention relates to a method for determining at least one piece of object information about at least one object sensed by means of a radar system and to a radar system. According to the method, transmission signals in the form of chirps are transmitted by at least three transmitters in each case in chirp sequences in a monitoring region of the radar system. Echoes of the transmission signals reflected at the at least one object are received as reception signals by means of at least one receiver and, if necessary, are brought into a form that can be used by an electronic control and/or evaluation device. The reception signals are subjected to at least one two-dimensional discrete Fourier transformation. At least one target signal (ZS1_a, ZS2_a, ZS3_a, ZS4_a, ZS1_b, ZS2_b, ZS3_b, ZS4_b) is determined from the outcome of the at least one two-dimensional discrete Fourier transformation. At least one piece of object information is determined from the at least one target signal (ZS1_a, ZS2_a, ZS3_a, ZS4_a, ZS1_b, ZS2_b, ZS3_b, ZS4_b). On the transmitter side, at least one first transmission signal and at least two other transmission signals are generated from a frequency-modulated continuous wave signal and simultaneously transmitted into the monitoring region of the radar system by means of a separate transmitter in each case. The at least two other transmission signals are each encoded by means of a phase modulation in relation to the at least one first transmission signal. The respective phase positions of the at least two other transmission signals are each incremented or decremented from one chirp to the next by a constant phase shift amount. Different phase shift amounts are used for the at least two other transmission signals. The respective phase shift amounts for the at least two other transmission signals are specified such that for at least three of the transmission signals, including the at least one first transmission signal, the differences in amount between the phase shift amounts of two of the at least three transmission signals are different.
G01S 7/35 - RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES - Details of systems according to groups , , of systems according to group - Details of non-pulse systems
G01S 13/931 - Radar or analogous systems, specially adapted for specific applications for anti-collision purposes of land vehicles
43.
Method for operating a vehicle, parking assistance system and vehicle
A method for operating a first vehicle (100) with a parking assistance system (110) is proposed, comprising: a) sensing an obstructing parked position (BP) of the first vehicle (100) by means of the parking assistance system (110), wherein the obstructing parked position (BP) is a parked position which adjoins a parking space (PP) occupied by a parked second vehicle (150), b) reception of a sensor signal, acquired by a sensor apparatus (120, 130) of the vehicle (100), by means of the parking assistance system (110), c) detecting a request to exit a parking space of the parked second vehicle (150) in accordance with the received sensor signal by means of the parking assistance system (110), and d) autonomously driving the first vehicle (100) from the obstructing parked position (BP) into a position which is different from the obstructing parked position (BP) in accordance with the detected request to exit a parking space by means of the parking assistance system (110).
The present invention relates to a method for determining the current angle of lateral inclination (a) of a roadway by means of a vehicle, at least comprising the steps of: a) determining the current radius of curvature (K) of the roadway; b) measuring the current velocities v(1,2) of at least two different wheels of the vehicle, one of the wheels with the velocity v(1) lying closer to the current curve center point of the roadway; c) calculating the current radius of lateral inclination (Q) of the roadway using the current wheel velocity v(1), the wheel distance (d) and the difference between the wheel velocities measured in method step b); d) calculating the current angle of inclination (a) of the vehicle on the roadway using the quotient of the radius of curvature (K) determined in method step a) and the current radius of lateral inclination (Q) calculated in method step c). The present invention further relates to the use of the method to monitor and/or control a vehicle, to a driver assistance system designed to carry out the method according to the invention, and to a vehicle having such a driver assistance system.
A method for safe at least semi-autonomous driving operation of an ego vehicle in case of sun glare is disclosed. The method involves checking, by a computing system, whether one or more vehicle sensors of the ego vehicle are dazzled by sun glare, and if yes, detecting environmental information by a detection system of the ego vehicle. The method further involves subsequently checking, by a computing system, the environmental information for a presence of at least one dynamic object for intercepting the sun glare during driving operation of the ego vehicle, and if yes, checking, by a computing system, whether the ego vehicle can execute a driving manoeuvre in such a way that the at least one dynamic object intercepts the sun glare during driving operation of the ego vehicle. If yes, then the driving manoeuvre is executed.
The present invention relates to an electrical transmission device (10), in particular a coil spring arrangement (10), for a motor vehicle and to a motor vehicle, wherein the electrical transmission device (10) has a strip-type electrical transmission element (2), in particular a coil spring (2), which is designed and configured, in a functional installation state of the electrical transmission device (10) in a vehicle, to form an electrical connection, in particular a connection for signal and/or energy transmission, between a component (3A) arranged on the vehicle body side and/or an assembly (3) arranged on the vehicle body side, and a component (4A) arranged on the steering input side, in particular on the steering wheel side, and/or an assembly (4) arranged on the steering input side, wherein the electrical transmission device (10) furthermore has at least one electrical discharge apparatus (5) for discharging an electrostatic charge of the electrical transmission device (10) which is electrically connected to the strip-type electrical transmission element (2) and is designed and configured such that an electrostatic charge of the electrical transmission device (10) can be discharged at least in part via the electrical discharge apparatus (5).
B60R 16/027 - Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric for transmission of signals between vehicle parts or subsystems between relatively movable parts of the vehicle, e.g. between steering wheel and column
H01R 13/652 - Protective earth or shield arrangements on coupling devices with earth pin, blade or socket
The present invention relates to a method for measurement by means of an ultrasonic sensor system in an interfering environment, for example in a magnetic field, for a vehicle, the method comprising the following method steps: emitting, by means of an ultrasonic sensor system, ultrasound with at least one frequency range (100); receiving, by means of an ultrasonic sensor system, an echo (200) produced by the ultrasound; outputting, by means of an ultrasonic sensor system, a signal corresponding to the echo to a control system (300); detecting, by means of a detection system, noise of the signal (400); determining, by means of the control system, whether there is interference in the at least one frequency range, on the basis of the noise of the signal (500); and, if interference is determined, emitting, by means of the ultrasonic sensor system, ultrasound with at least one frequency range (600) for which no interference is determined. The present invention also relates to a device for measurement by means of an ultrasonic sensor system in a magnetic field, for a vehicle, to a vehicle having the device, to a computer program, to a data carrier signal, which transmits the computer program, and to a computer-readable medium.
G01S 7/52 - RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES - Details of systems according to groups , , of systems according to group
G01S 15/931 - Sonar systems specially adapted for specific applications for anti-collision purposes of land vehicles
48.
CONTACT DETECTION BY MEANS OF AN ULTRASONIC SENSOR SYSTEM
A method for contact detection for an ultrasonic sensor system installed in a concealed or unconcealed manner is disclosed. The method involves detecting reference surroundings information, comprising a time profile of a signal with: noise signal information relating to a wall material and/or airborne sound signal information, using an ultrasonic sensor of the ultrasonic sensor system; storing the reference surroundings information; detecting real-time surroundings information, comprising a time profile of a signal with: noise signal information relating to the wall material and/or airborne sound signal information and/or object sound signal information relating to an object in contact with the wall material, using the ultrasonic sensor; and forming a difference signal between the surroundings information of reference surroundings information and real-time surroundings information, using a computational unit. The difference signal can be interpreted in a further step.
G01S 11/14 - Systems for determining distance or velocity not using reflection or reradiation using ultrasonic, sonic or infrasonic waves
G01H 1/00 - Measuring vibrations in solids by using direct conduction to the detector
G01H 3/00 - Measuring vibrations by using a detector in a fluid
B60R 21/0134 - Electrical circuits for triggering safety arrangements in case of vehicle accidents or impending vehicle accidents including means for detecting collisions, impending collisions or roll-over responsive to imminent contact with an obstacle
49.
METHOD FOR REMOTELY CONTROLLED DRIVING OF A MOTOR VEHICLE COMPRISING A TELEOPERATOR, COMPUTER PROGRAM PRODUCT, AND TELEOPERATION DRIVING SYSTEM
A method for remotely controlled driving of a motor vehicle, characterized in that by the motor vehicle a transport travel with at least one passenger in the motor vehicle is performed. The driving of the motor vehicle during the transport drive, at least in phases, is performed in teleoperated manner by an external teleoperator from an operator location. During the teleoperated driving environmental information of the motor vehicle is transmitted to the operator location and displayed at least on one display unit for the teleoperator. During the teleoperated driving a viewing direction of the teleoperator on the display unit is determined, and is displayed on the display unit where the teleoperator gazes. This image region, at which the teleoperator gazes, is visually marked on a display unit in the motor vehicle.
The present invention refers to a fog detector for a vehicle, with a specially shaped lens, comprising: a light emitter (1) configured to emit at least one light pulse; a first optical element (2) configured to direct light of the at least one light pulse along a first optical path; a second optical element (4) configured to direct scattered light of the at least one light pulse along a second optical path to a focal spot of a light receiver (3) of the fog detector, wherein the focal spot is spatially offset from an axis extending along the first optical path; the first optical element (2) and the second optical element (4) being arranged and constructed such that the first and the second optical path at least partially overlap with each other and the first optical element (2) and the second optical element (4) being arranged and constructed such that the light emitter (1) and the light receiver (3) are operable on a common optical axis.
The present invention refers to a fog detector for a vehicle, with a specially shaped lens, comprising: a light emitter (1) configured to emit at least one light pulse; a first optical element (2) configured to direct light of the at least one light pulse along a first optical path; a second optical element (4) configured to direct scattered light of the at least one light pulse along a second optical path to a focal spot of a light receiver (3) of the fog detector, wherein the focal spot is spatially offset from an axis extending along the first optical path; the first optical element (2) and the second optical element (4) being arranged and constructed such that the first and the second optical path at least partially overlap with each other and the first optical element (2) and the second optical element (4) being arranged and constructed such that the light emitter (1) and the light receiver (3) are operable on a common optical axis.
The present invention also refers to a method for fog detection and a driving support system comprising the fog detector. Furthermore, the present invention refers to a vehicle comprising the driving support system. Furthermore, the present invention refers to a computer program, a data carrier signal, and a computer-readable medium.
The present invention refers to a method for configuring a trailer detection system (10), wherein a trailer (12) is connected to a vehicle (14) via a hitch (16), and wherein the trailer (12) comprises the trailer detection system (10) and a computing system (18), comprising the following steps:
Determining, by a vehicle-integrated computing unit (20), that the trailer (12) is connected to the vehicle (14) via the hitch (16) for data transmission;
Transmitting information about the hitch (16) from the computing unit (20) of the vehicle (14) to the computing system (18) of the trailer (12);
Determining configuration data of the trailer detection system (10) by the computing system (18) of the trailer (12), based on the information about the hitch (16);
Configuring the trailer detection system (10) on the basis of the determined configuration data, by the computing system (18) of the trailer (12).
The present invention refers to a method for configuring a trailer detection system (10), wherein a trailer (12) is connected to a vehicle (14) via a hitch (16), and wherein the trailer (12) comprises the trailer detection system (10) and a computing system (18), comprising the following steps:
Determining, by a vehicle-integrated computing unit (20), that the trailer (12) is connected to the vehicle (14) via the hitch (16) for data transmission;
Transmitting information about the hitch (16) from the computing unit (20) of the vehicle (14) to the computing system (18) of the trailer (12);
Determining configuration data of the trailer detection system (10) by the computing system (18) of the trailer (12), based on the information about the hitch (16);
Configuring the trailer detection system (10) on the basis of the determined configuration data, by the computing system (18) of the trailer (12).
The present invention also refers to a trailer detection system comprising means for executing the steps of the method. Furthermore, the present invention refers to a vehicle comprising the trailer detection system. Furthermore, the present invention refers to a computer program comprising instructions which, when the program is executed by a computer, cause the computer to execute the steps of the method. Furthermore, the present invention refers to a data carrier signal, which the computer program transmits. Furthermore, the present invention refers to a computer-readable medium comprising instructions which, when executed by a computer, cause the computer to execute the steps of the method.
B60D 1/62 - Auxiliary devices involving supply lines, electric circuits, or the like
52.
METHOD FOR OPERATING A DISTANCE SENSOR OF A VEHICLE IN WHICH A TRANSMISSION SIGNAL IS ADAPTED IN ACCORDANCE WITH HOW AN OBJECT IS CLASSIFIED, COMPUTING DEVICE, AND SENSOR DEVICE
The invention relates to a method for operating a distance sensor (4) of a vehicle (1), in which method a plurality of successive measurement cycles are carried out in an operating mode, wherein, in each measurement cycle, a transmission signal is transmitted, a reception signal (Rx1 to Rx8) is determined on the basis of the transmission signal reflected in a surrounding region (9) of the vehicle (1), the object (8) is classified, and the transmission signal is selected from a plurality of predefined transmission signals in accordance with how the object (8) is classified, wherein the transmission signal is selected in accordance with an assignment rule determined in a learning mode, said assignment rule describing an assignment of the plurality of predefined transmission signals to classes of objects (8), wherein, in each measurement cycle, the object (8) is classified on the basis of the reception signal (Rx1 to Rx8) and the transmission signal is selected in accordance with how the object (8) is classified for subsequent measurement cycles.
G01S 15/931 - Sonar systems specially adapted for specific applications for anti-collision purposes of land vehicles
53.
COMBINED CAPACITIVE SENSOR AND HEATING APPARATUS, METHOD FOR OPERATING A SENSOR AND HEATING APPARATUS, STEERING INPUT APPARATUS ASSEMBLY HAVING A SENSOR AND HEATING APPARATUS, AND VEHICLE HAVING A STEERING INPUT APPARATUS ASSEMBLY
The present invention relates to a combined capacitive sensor and heating apparatus (10, 60, 70) having a capacitive sensor device for detecting the presence of a capacitively effective actuation means in a detection region of the sensor device, and having a heating device, wherein the sensor and heating apparatus (10, 60, 70) has an electrical combined sensor and heating element (4), wherein a synchronization device (40) is configured to capture an actual voltage applied to the first electrical path (P1) between the first pole (V+) of a voltage source and the first connection (5) of the combined sensor and heating element (4) and/or an actual current flow and/or to capture an actual voltage applied between the second connection (6) of the combined sensor and heating element (4) and the second pole (GND) and/or an actual current flow and to detect an instantaneous actual state of the heating device on the basis thereof, and to control the sensor device and/or output at least one control signal for at least partially controlling the sensor device on the basis of the detected actual state of the heating device.
According to a method for filtering measurement data of a sensor system (2), light pulses (5) reflected in the environment of the sensor system (2) are captured by means of an array (7) of optical detectors (8, 9, 10). A multiplicity of measurement signals (11, 12) are generated by means of the array (7) based on the captured light pulses. A computing unit (3) identifies a first measurement signal (11) whose pulse energy is greater than a specified minimum energy, wherein the first measurement signal (11) was generated by a first detector (8). A second measurement signal (12) is compared with the first measurement signal (11) by means of the computing unit (3), wherein the second measurement signal (12) was generated by a second detector (9), which is at a distance from the first detector (8) that is less than or equal to a specified maximum distance. The computing unit discards at least a part of the second measurement signal depending on a result of the comparison.
An optical measurement apparatus for determining object information of objects in at least one monitoring region is disclosed. The apparatus has a reception device for receiving light signals coming from at least one object. The reception device comprises at least one electro-optical receiver (34) for converting light signals into electrical signals. At least one light diffraction element (52) is arranged in a receiver light path of the at least one reception device upstream of the at least one receiver (34). The receiver (34) has a plurality of reception regions (40) that are arranged one behind another viewed in the direction of at least one receiver axis (42) and that is evaluated separately with respect to the respectively received light intensity. At least one boundary periphery (54) of at least one light diffraction element (52) at least regionally does not extend perpendicularly to the at least one receiver axis (42) viewed in the projection onto the receiver (34).
The present invention relates to a method for computational noise compensation for an ultrasonic sensor system (1) that is mounted in a concealed manner, in particular for a vehicle with a wall material (2), including the following steps:
detecting reference surroundings information (100) comprising noise signal information (3) relating to a wall material (2) and/or airborne sound signal information (4), using an ultrasonic sensor (5) of the ultrasonic sensor system (1);
storing the reference surroundings information (200);
detecting real-time surroundings information (300) comprising noise signal information (3) relating to the wall material (2) and/or airborne sound signal information (4), using the ultrasonic sensor (5); and
forming a difference signal between the pieces of surroundings information (400) of reference surroundings information and real-time surroundings information, using a computational unit (6).
The present invention relates to a method for computational noise compensation for an ultrasonic sensor system (1) that is mounted in a concealed manner, in particular for a vehicle with a wall material (2), including the following steps:
detecting reference surroundings information (100) comprising noise signal information (3) relating to a wall material (2) and/or airborne sound signal information (4), using an ultrasonic sensor (5) of the ultrasonic sensor system (1);
storing the reference surroundings information (200);
detecting real-time surroundings information (300) comprising noise signal information (3) relating to the wall material (2) and/or airborne sound signal information (4), using the ultrasonic sensor (5); and
forming a difference signal between the pieces of surroundings information (400) of reference surroundings information and real-time surroundings information, using a computational unit (6).
The present invention also relates to a system for computational ultrasound compensation having means for performing the steps of the method. The present invention further relates to a vehicle having the system for computational ultrasound compensation. The present invention furthermore relates to a computer program, to a data carrier signal, and to a computer-readable medium.
G01S 15/52 - Discriminating between fixed and moving objects or between objects moving at different speeds
G01S 15/931 - Sonar systems specially adapted for specific applications for anti-collision purposes of land vehicles
G01S 7/52 - RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES - Details of systems according to groups , , of systems according to group
57.
METHOD FOR AVOIDING A COLLISION IN ROAD TRAFFIC ON THE BASIS OF ADAPTIVELY SETTING POTENTIALLY OCCUPIED AREAS
The present invention relates to a method for avoiding collisions of a moving vehicle with other road users in the surroundings of the vehicle, comprising at least the method steps of: a) detecting, by means of one or more sensors, the vehicle surroundings and the other road users located therein; b) dividing the vehicle surroundings into a plurality of occupied areas; c) classifying the other road users detected in method step a), wherein, by means of the classification, at least one road user group is assigned to each of the other road users; d) prioritising the road user classified in method step c), taking into account both the classification carried out in method step c) and the occupied area defined in method step b), wherein road users from one or more predetermined road user groups in the particular occupied area are given a high priority and road users from other, non-predetermined road user groups in the particular occupied area are given a lower priority; and e) determining the probability of collision of the other road users with the vehicle, wherein the collision probability is determined in accordance with the prioritisation carried out in method step d) and the collision probability of the other road users having a high priority is determined first; f) changing or maintaining the current driving behaviour of the vehicle on the basis of the collision probabilities determined in method step e).
The invention relates to a method for operating an optoelectronic detection device (12) for monitoring at least one monitoring region (14) with optical monitoring signals (34), and to an optoelectronic detection device (12). In the method, at least one first receive start signal (58a) is sent to at least one first receiver (24a), and at least one second receive start signal (58b) is sent to at least one second receiver (24b). In response to the at least one first receive start signal (58a), a receive process which is carried out with the at least one first receiver (24a) is started and at least one first trigger signal (44a) is generated with the at least one first receiver (24a). In response to the at least one second receive start signal (58b), a receive process which is carried out with the at least one second receiver (24b) is started and at least one second trigger signal (44b) is generated with the at least one second receiver (24b). From the at least one first trigger signal (44a) and the at least one second trigger signal (44b), a transmission trigger signal (64) is determined, which corresponds to the later of the at least two trigger signals (44a, 44b) at least in terms of its trigger function. In response to the transmission trigger signal (64), at least one optical monitoring signal (34) is generated with at least one optical transmitter (22).
The invention relates to a method for: displaying an environment (16) of a vehicle (10), the vehicle (10) having a camera-based environment detection system (14) for detecting the environment (16) of the vehicle (10); and moving the vehicle (10) to a target position (24) in the environment (16). The method comprises the steps: providing images of the environment (16) of the vehicle (10) using the camera-based environment detection system (14); generating a bird's eye view of an environment image (26) based on the images of the environment (16) of the vehicle (10) provided using the camera-based environment detection system (14); determining at least one target position (24) in the environment (16) of the vehicle (10); displaying the at least one target position (24) in a first superimposition plane which covers the environment (16) of the vehicle (10); and superimposing the first superimposition plane on the environment image (26). The invention also relates to a corresponding driving assistance system (10) designed to perform the above method.
B60R 1/27 - Real-time viewing arrangements for drivers or passengers using optical image capturing systems, e.g. cameras or video systems specially adapted for use in or on vehicles for viewing an area outside the vehicle, e.g. the exterior of the vehicle with a predetermined field of view providing all-round vision, e.g. using omnidirectional cameras
B60R 11/04 - Mounting of cameras operative during drive; Arrangement of controls thereof relative to the vehicle
G06V 20/58 - Recognition of moving objects or obstacles, e.g. vehicles or pedestrians; Recognition of traffic objects, e.g. traffic signs, traffic lights or roads
60.
Method for detecting faults related to wheels of a motor vehicle in a driving situation
5) of generating a warning message for the attention of the driver of the motor vehicle, the message including the estimated type of fault and the wheel identified as having the fault.
B60W 50/038 - Limiting the input power, torque or speed
G07C 5/08 - Registering or indicating performance data other than driving, working, idle, or waiting time, with or without registering driving, working, idle, or waiting time
61.
ADJUSTMENT DEVICE, ADJUSTMENT UNIT, HEAD-UP DISPLAY AND MOTOR VEHICLE
An adjustment device (11) for adjusting an orientation of a reflection device (20) of a head-up display, to an adjustment unit (10), to a head-up display and to a vehicle is disclosed. The adjustment device (10) includes a support structure (13) and a clamping device (14), wherein the clamping device (14) is configured to be displaced along a first axis (R1) and comprises a first clamping element and a second clamping element arranged opposite to the first clamping element and forming a clamping gap together with the first clamping element, wherein the clamping device (14) is configured to receive and clamp an adjustment lever (22, 25) of the reflection device (20) between the first clamping element and the second clamping element, wherein the first clamping element (15) and the second clamping element (17) are made of separate parts (15, 17), and wherein the first clamping element (15) and the second clamping element (17) are rotatably coupled to each other about a second axis (R2).
An active optical sensor system (1) with temperature regulation comprises a light source (2), configured to emit light (3) in the direction of an object (4), at least one optical detector (5), configured to detect portions (6) of the light (3) reflected from the object (4), and an optical filter element (7) arranged in a reception beam path for the reflected portions (6). The sensor system (1) comprises a temperature regulating device (8), configured to regulate a source temperature of the light source (2) depending on a filter temperature of the filter element (7).
The invention relates to a method for locating a vehicle (1) in a surrounding area, comprising the following steps: providing a primary sensor system (2, 34, 41, 52); providing a secondary sensor system (4, 35, 44, 56), the secondary system being configured in such a manner as to provide a backup to the primary system, the primary sensor system and the secondary sensor system being configured in such a manner as to completely control the vehicle; detecting environment data by means of the primary sensor system and the secondary sensor system; creating maps of the surroundings from the environment data from the primary sensor system and the secondary sensor system by means of a computer system; transferring the maps of the surroundings created from the primary sensor system and the maps of the surroundings created from the secondary sensor system to the computer system; generating at least one plausibility-checked primary sensor system sub-map and at least one plausibility-checked secondary sensor system sub-map by means of the computer system; transferring the plausibility-checked primary sensor system sub-map to the primary sensor system and transferring the plausibility-checked secondary sensor system sub-map to the secondary sensor system; locating the vehicle in the surrounding area by matching the environment data from the primary sensor system with the plausibility-checked primary sensor system sub-map and by matching the environment data from the secondary sensor system with the plausibility-checked secondary sensor system sub-map; comparing the location of the vehicle determined by the primary sensor system with the location of the vehicle determined by the secondary sensor system.
B60W 60/00 - Drive control systems specially adapted for autonomous road vehicles
B60W 40/02 - Estimation or calculation of driving parameters for road vehicle drive control systems not related to the control of a particular sub-unit related to ambient conditions
B60W 10/18 - Conjoint control of vehicle sub-units of different type or different function including control of braking systems
G01S 17/86 - Combinations of lidar systems with systems other than lidar, radar or sonar, e.g. with direction finders
G01S 17/89 - Lidar systems, specially adapted for specific applications for mapping or imaging
G01S 17/931 - Lidar systems, specially adapted for specific applications for anti-collision purposes of land vehicles
G06V 20/56 - Context or environment of the image exterior to a vehicle by using sensors mounted on the vehicle
H04W 4/48 - Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P] for in-vehicle communication
64.
DETERMINING A PITCH ANGLE POSITION OF AN ACTIVE OPTICAL SENSOR SYSTEM
According to a method for determining a pitch angle position of an active optical sensor system (2), which is mounted on a motor vehicle (1), a scatter plot (6) is generated by means of the sensor system (2). The scatter plot (6) includes a first and a second subset (7a, 7b) of scan points of the roadway (13). A first pair (A, B) of scan points is identified by means of a computing unit, wherein a point (A) is part of the first subset (7a), a further point (B) is part of the second subset (7b), and a projection (14′) of a first connection vector (14) of the first pair (A, B) is in a transmission plane parallel to a longitudinal axis of the sensor system (2). A first angle (δ) which encloses the first connection vector (14) with the longitudinal axis (15) of the sensor system (2) is determined by means of the computing unit (4).
G01S 17/89 - Lidar systems, specially adapted for specific applications for mapping or imaging
G01S 17/931 - Lidar systems, specially adapted for specific applications for anti-collision purposes of land vehicles
G01S 7/481 - Constructional features, e.g. arrangements of optical elements
65.
METHOD AND DRIVER ASSISTANCE SYSTEM FOR PROVIDING VISUAL INFORMATION ABOUT A FIRST VEHICLE IN AN ENVIRONMENT OF A SECOND VEHICLE, COMPUTER PROGRAM AND COMPUTER-READABLE MEDIUM
The invention relates to a method for providing visual information about a first vehicle (1) in an environment (4) of a second vehicle (2). The method comprises the step of detecting a reduced visibility of the first vehicle (1) in the environment (4) of the second vehicle (2) and the steps of transmitting an image captured by a camera (7) of the first vehicle (1) to a display device of the second vehicle (2) and of integrating an object (13) representing the first vehicle (1) into the image displayed on the display device of the second vehicle (2). The object (13) is represented in the image (12) at a position which corresponds to the current position of the first vehicle (1) in the environment (4) of the second vehicle (2). The invention further relates to a computer program, a computer-readable medium and a driver assistance system (3).
B60K 35/00 - Arrangement or adaptations of instruments
G06V 20/58 - Recognition of moving objects or obstacles, e.g. vehicles or pedestrians; Recognition of traffic objects, e.g. traffic signs, traffic lights or roads
66.
TRANSMISSION DEVICE FOR AN OPTICAL MEASUREMENT APPARATUS FOR DETECTING OBJECTS, LIGHT SIGNAL DEFLECTION DEVICE, MEASUREMENT APPARATUS AND METHOD FOR OPERATING A MEASUREMENT APPARATUS
The invention relates to a transmission device (24) for an optical measurement apparatus (12) for detecting objects (18) in a monitored region (16), a light signal deflection device (34, 40), a measurement apparatus (12) and a method for operating a measurement apparatus (12). The transmission device (24) comprises at least one transmitter light source (30) for emitting light signals (20) and at least one light signal deflection device (34) for deflecting the light signals (20) into at least one monitored region (16) of the measurement apparatus (12). The at least one light signal deflection device (34) has at least one deflection region (42a), which can act on the light signals (20) in direction-changing fashion and depending on an incidence (52) of the light signals (20). Furthermore, the transmission device (24) has at least one driving device (50), by means of which the at least one light signal deflection device (34) can be moved to change an incidence (52) of the light signals (20) on the at least one deflection region (42a). At least two deflection regions (42a) are arranged one behind the other in the beam path of the light signals (20). At least one deflection region (42a) has at least one diffractive structure, which has the action of an optical lens. The transmitter deflection regions (42a) are implemented for example on opposite sides of a rectangular, flat substrate (44). The transmitter deflection regions (42a) each extend as strips over almost the entire width of the substrate (44) transversely to the axis (46). The receiver light signal deflection device (40) is constructed analogously to the transmitter light signal deflection device (34). A position detection device (60) comprises a position region (62) for example in the form of a diffractive structure, for example a diffractive optical element, and an optical position detector (66). A pivoted position of the substrate (44) and thus of the transmitter light signal deflection device (34) and of the receiver light signal deflection device (40) can be determined by the position detection device (60).
According to a method for determining a signal state of a traffic light device (12), a state of movement of at least one further vehicle (13, 14, 15, 16, 17, 18) is determined by means of a sensor system (9) of an ego vehicle (7). The probability for the signal state is determined by means of a computing unit (10) of the ego vehicle (7) depending on the determined state of movement.
B60W 50/00 - CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT - Details of control systems for road vehicle drive control not related to the control of a particular sub-unit
G08G 1/0962 - Arrangements for giving variable traffic instructions having an indicator mounted inside the vehicle, e.g. giving voice messages
B60W 60/00 - Drive control systems specially adapted for autonomous road vehicles
According to a method for assisting reverse driving of a combination (1), an actual value for a hitch angle of the combination (1) is determined by a computing unit (6) depending on sensor data generated by a hitch angle sensor. A hitch length of a trailer (3), given by a distance between a trailer body (11) and a hitch (7) of a vehicle (2), is determined depending on environmental sensor data of the combination (1). A collision value for the hitch angle is determined by the computing unit (6) depending on the hitch length, and the safety measure is triggered by the computing unit (6) depending on the actual value and the collision value for the hitch angle.
B60Q 9/00 - Arrangement or adaptation of signal devices not provided for in one of main groups
B60T 7/22 - Brake-action initiating means for initiation not subject to will of driver or passenger initiated by contact of vehicle, e.g. bumper, with an external object, e.g. another vehicle
LIGHT SIGNAL DEFLECTING DEVICE FOR AN OPTICAL MEASURING SYSTEM FOR DETECTING OBJECTS, MEASURING SYSTEM, AND METHOD FOR OPERATING A LIGHT SIGNAL DEFLECTING DEVICE
A light signal redirection device (26) for an optical measurement system (12) for capturing objects (18) in a monitoring region (14), a measurement system (12), and a method for operating a light signal redirection device (26) are described. The light signal redirection device (26) comprises at least one redirection body (32) having at least one redirection region (34) for redirecting light signals (22, 22I, 22II). Furthermore, the light signal redirection device (26) comprises at least one drive device (36) with which the at least one redirection body (32) can be driven in such a way that the at least one redirection region (34) can be moved relative to respective propagation axes (23, 23I, 23II) of light signals (22, 22I, 22II) which are incident on the at least one redirection region (34). At least one redirection region (34) is displaceable along at least one at least partially curved displacement path (38).
A sensor unit for vehicles for detecting at least the moisture and/or the temperature on the inside of a vehicle window by a sensor is disclosed. The sensor unit is mounted adjacent to the inside of the vehicle window, the sensor unit comprises a housing within which it is partially enclosed, the housing has at least one opening in the direction of the vehicle window through which the sensor unit is pressed against the vehicle window. The sensor unit has a printed circuit board (PCB) that is pressed against the inside of the vehicle window when the sensor unit is in the mounted state, and is arranged between the sensor and the vehicle window. The PCB is a rigid-flexible PCB comprising a bend at least in a partial region, the bend of the rigid-flexible PCB being set up in such a way as to generate an elastic restoring force, which presses the rigid-flexible PCB against the vehicle window. The rigid-flexible PCB has at least one recess for receiving a fixing means and these together are designed to hold the rigid-flexible PCB in a specific shape.
A holder base part for securing at least one camera housing to a vehicle part of a vehicle, a camera housing and a camera system are described. The holder base part has a retaining element with a securing portion, by which the retaining element is secured to the vehicle part, and which has a retaining portion by which the retaining element is separably connected to a connection element on the side of the at least one camera housing by a sliding movement along a notional connection axis. The retaining portion contributes to defining an insertion region into which the housing-side connection element is inserted for separable connection to the retaining element. The retaining element has a holder-locking element which interacts with a housing-locking element on the side of the camera housing to lock a connection between the retaining element and the connection element. The holder-locking element is arranged in the insertion region.
B60R 11/04 - Mounting of cameras operative during drive; Arrangement of controls thereof relative to the vehicle
B60R 11/00 - Arrangements for holding or mounting articles, not otherwise provided for
72.
LIGHT SIGNAL DEFLECTING DEVICE FOR AN OPTICAL MEASURING SYSTEM FOR DETECTING OBJECTS, MEASURING SYSTEM, AND METHOD FOR OPERATING A LIGHT SIGNAL DEFLECTING DEVICE
A light signal redirection device (26) for an optical measurement system for capturing objects in a monitoring region, an optical measurement system, and a method for operating a light signal redirection device (26) are described. The light signal redirection device (26) comprises at least one redirection body (32) having at least one redirection region (34) for redirecting light signals (22). Furthermore, the light signal redirection device (26) comprises at least one drive device (36) with which the at least one redirection body (32) can be driven in such a way that the at least one redirection region (34) can be moved relative to respective propagation axes (23) of light signals (22) which are incident on the at least one redirection region (34). At least one redirection region (34) is at least partially curved.
Steering column switch (20) for a vehicle, in particular for a utility vehicle, wherein the steering column switch (20) has a housing (32), an actuating device which can be coupled to an operating element and has at least one actuating element (21, 22, 23), a magnet (24) and a magnetic sensor (28), wherein an actuating movement of an actuating element (21, 22, 23) in a first actuating direction (R1, R2, R3) can bring about a relative movement between the magnet (24) and the magnetic sensor (28) in a first direction of movement and an actuating movement of an actuating element (21, 22, 23) of the actuating device in a second actuating direction (R1, R2, R3) can bring about a relative movement between the magnet (24) and the magnetic sensor (28) in a second direction of movement different from the first direction of movement, wherein the magnetic sensor (28) is set up to detect the relative movement between the magnet (24) and the magnetic sensor (28) in each case in the first direction of movement (R1, R2, R3) and in the second direction of movement (R1, R2, R3) and, depending on the detected relative movement in the first direction of movement, to generate a first switching signal and, depending on the detected relative movement in the second direction of movement, a second switching signal.
B60Q 1/14 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights having dimming means
B60Q 1/42 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic for indicating change of drive direction having automatic return to inoperative position due to steering-wheel position
74.
LASER EMISSION APPARATUS AND LIDAR-BASED SURROUND SENSOR HAVING A LASER EMISSION APPARATUS
A laser emission apparatus for a LiDAR-based surround sensor for use in a vehicle includes a laser light source for generating pulsed laser beams, a laser beam splitting unit that produces, from the pulsed laser beams, pulsed individual beams that are arranged in a horizontal plane and are aligned distributed with a uniform angular distance in a specified angular range, and a movable diversion mirror pivotable both about a horizontal axis and also about a vertical axis to divert the pulsed individual beams into a two-dimensional emission region. The diversion mirror is pivotable about the vertical axis within an angular range to cause the angular distance between adjacent pulsed individual beams to be covered by the diversion of the pulsed individual beams. Also disclosed is a LiDAR-based surround sensor for use in a vehicle with a laser emission apparatus and a reception unit.
An operator control device for a vehicle, and a method for operating such an operator control device is disclosed. The operator control device is for controlling safety-relevant functions. To this end, the operator control device has at least one user interface having at least one user input panel for user input and a sensor system for identifying a user input in the area of the user input panel, wherein the sensor system has at least one capacitive sensor device having a first, electrically conductive sensor structure and a second, capacitive sensor device having a second, electrically conductive sensor structure, the sensor structures being arranged beneath the user interface in the area of the user input panel. The first sensor structure and the second sensor structure are each configured in comb-like and/or meanderous fashion and arranged in intermeshing fashion at least in a subarea of the user input panel.
RECEIVING DEVICE FOR AN OPTICAL MEASUREMENT APPARATUS FOR CAPTURING OBJECTS, LIGHT SIGNAL REDIRECTION DEVICE, MEASUREMENT APPARATUS AND METHOD FOR OPERATING A RECEIVING DEVICE
The invention relates to a receiving device (26) for an optical measurement apparatus (12) for capturing objects (18) in a monitoring region (16), to a light signal redirection device (40), to an optical measurement apparatus (12) and to a method for operating a receiving device (26). The receiving device (26) comprises at least one light signal redirection device (40) for redirecting light signals (32) from the monitoring region (16) to at least one receiver (36) of the receiving device (26) and at least one receiver (36) for receiving and for converting the light signals (22) into electric signals. The at least one light signal redirection device (40) has at least one redirection region (42b), which can act on the light signals (22) so as to change their direction. Furthermore, the receiving device (26) comprises at least one drive device (50) with which the at least one redirection region (42b) can be set. At least one redirection region (42b) has at least one diffractive structure.
G01S 7/481 - Constructional features, e.g. arrangements of optical elements
G02B 26/08 - Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
POSITION CAPTURING DEVICE FOR A LIGHT SIGNAL REDIRECTION DEVICE OF AN OPTICAL MEASUREMENT APPARATUS FOR CAPTURING OBJECTS, LIGHT SIGNAL REDIRECTION DEVICE, MEASUREMENT APPARATUS AND METHOD FOR OPERATING A POSITION CAPTURING DEVICE
The invention relates to a position capturing device (60) for a light signal redirection device (34, 40) of an optical measurement apparatus (12) for capturing objects (18) in a monitoring region (16), to a light signal redirection device (34, 40), to an optical measurement apparatus (12) and to a method for operating a position capturing device (60). The position capturing device (60) is designed for providing at least one position signal (68) corresponding to a deflection (72) of at least one redirection region (42a, 42b) of the light signal redirection device (34, 40). The at least one redirection region (42a, 42b) is used to redirect at least one light signal (20, 22) and is rotatable at least in a partially circumferential manner with respect to at least one pivot (46) in at least one direction of rotation (48). The position capturing device (60) has at least one position region (62), which is mechanically coupled to the at least one redirection region (42a, 42b) of the light signal redirection device (34, 40) in a manner such that the at least one position region (62) can rotate jointly with the at least one redirection region (42a, 42b). The at least one position region (62) is designed to provide at least one position signal (68) corresponding to a deflection (72) of the at least one redirection region (42a, 42b). The at least one position region (62) has at least one diffractive structure (63), which is designed such that light signals (20) can be shaped to form position light signals (68) depending on their incidence (52, 53) on the at least one position region (62).
G01S 7/481 - Constructional features, e.g. arrangements of optical elements
G01S 17/931 - Lidar systems, specially adapted for specific applications for anti-collision purposes of land vehicles
G01S 17/42 - Simultaneous measurement of distance and other coordinates
78.
TRANSMISSION DEVICE FOR AN OPTICAL MEASUREMENT APPARATUS FOR CAPTURING OBJECTS, LIGHT SIGNAL REDIRECTION DEVICE, MEASUREMENT APPARATUS AND METHOD FOR OPERATING A TRANSMISSION DEVICE
The invention relates to a transmission device (24) for an optical measurement apparatus (12) for capturing objects (18) in a monitoring region (16), to a light signal redirection device (34), to an optical measurement apparatus (12) and to a method for operating a transmission device (24). The transmission device (24) comprises at least one transmitter light source (30) for sending light signals (20) and at least one light signal redirection device (34) for redirecting the light signals (20) into at least one monitoring region (16) of the measurement apparatus (12). The at least one light signal redirection device (34) has at least one redirection region (42a), which can act on the light signals (20) in dependence on an incidence of the light signals (20) so as to change their direction. Furthermore, the transmission device (24) comprises at least one drive device (50) with which an incidence of the light signals (20) on the at least one redirection region (42a) can be set. At least one redirection region (42a) has at least one diffractive structure.
One aspect relates to a method for training a trajectory (12) for a vehicle (3), along which the vehicle (3) drives into a parking area (P), wherein, during a training drive, the environment (11) of the vehicle (3) is captured using a first capture device (7, 8, 9) of the vehicle (3), which first capture device constitutes a first type of function with respect to the type of capture and/or a capture state and/or the position on the vehicle and/or the orientation on the vehicle (3), and the trajectory (12) is determined on the basis thereof, wherein, during a subsequent drive which follows the training drive and in which the vehicle (3) drives to the parking area (P) at least in certain regions, the environment (11) is captured using a second capture device (7, 8, 9) of the vehicle (3), which second capture device constitutes a second type of function differing from the first type of function with respect to the type of capture and/or a capture state and/or the position on the vehicle (3) and/or the orientation on the vehicle (3), wherein the trajectory (12) is updated on the basis of the information captured by the second capture device (7, 8, 9). A further aspect relates to an electronic vehicle guidance system (5).
B60W 40/02 - Estimation or calculation of driving parameters for road vehicle drive control systems not related to the control of a particular sub-unit related to ambient conditions
A network communication system for a vehicle includes a communication bus, a first communication device, and a plurality of second communication devices which are connected to one another via the communication bus. The first communication device includes a bias voltage source for generating a constant bias voltage on the communication bus, the first communication device includes a current measurement apparatus for capturing the current on the communication bus, the network communication system includes a terminating resistor which is arranged in parallel with the plurality of second communication devices, the first communication device includes a first modulation apparatus for modulating a current set by the bias voltage and the terminating resistor on the communication bus, each second communication device includes a second voltage measurement apparatus for capturing a voltage at the terminating resistor and a second modulation apparatus for modulating the current set by the bias voltage and the terminating resistor.
METHOD FOR ASSISTING A USER IN THE REMOTE CONTROL OF A MOTOR VEHICLE, COMPUTER PROGRAM PRODUCT, REMOTE-CONTROL DEVICE AND DRIVER ASSISTANCE SYSTEM FOR A MOTOR VEHICLE
The invention relates to a method for assisting a user in the remote control of a motor vehicle (2) by means of a remote-control device (3), wherein depending on sensor data (14) provided by means of at least one environment sensor (5, 6, 7, 8) of the motor vehicle (2) a first surroundings image (13) of at least one part (20) of the surroundings (9) of the motor vehicle (2) from a determined perspective (19) is provided and displayed by means of the remote-control device (3). In this case, the determined perspective (19) is selected from a plurality of selectable perspectives (19) as a perspective (19) that is independent of a position of the at least one environment sensor (5, 6, 7, 8), depending on a user input effected by the user and detected by means of the remote-control device (3).
The present invention refers to a method for providing a multi-lane scenario driving support for an ego vehicle (10) in a traffic situation. Traffic surroundings are measured by an environment sensor system (14), whereby the traffic surroundings include data about traffic and free space within an ego lane (16) of the ego vehicle (10) and at least an adjacent lane (12a, 12b), and data about front proximity area (18) and rear proximity area (20) of the ego vehicle (10). A decision device (22) evaluates the measured traffic surroundings and decides a driving operation to be executed by the ego vehicle (10) based on at least one strategy. In the decision device (22) a cost function is used for choosing one of at least six strategies, the cost function being based on at least a core priority, whereby the core priority is to avoid collision of the ego vehicle (10) and not cause collision of the ego vehicle (10) with a third party vehicle (24. The decision device (22) by means of the cost function chooses one of at least the following six strategies: braking in the ego lane (16), to combine braking and steering within the ego lane (16) of the ego vehicle (10), steering within the ego lane (16) of the ego vehicle (10) to avoid an obstacle, to full-brake in the ego lane (16) of the ego vehicle (10), to combine braking and steering towards or when entering temporarily an adjacent lane (12a, 12b) and steering towards or when entering temporarily an adjacent lane (12a, 12b).
A method and an analysis system for determining a state of a diaphragm of an ultrasound sensor during operation is disclosed. The diaphragm of the ultrasound sensor is excited with a first excitation signal in a predefined first frequency profile. Based on this, a first voltage profile, which depends on a frequency of the first excitation signal, is measured. Analogously, a second voltage profile is determined by applying a second excitation signal to the diaphragm and then carrying out a measurement. These two voltage profiles are shifted so that respective positions of maxima of the two voltage profiles are matched to one another in a predefined frequency range. A third voltage profile, which runs between the shifted first and second voltage profiles, is determined. Based on the third voltage profile, electrical parameters are determined by a model for continuous excitation of the diaphragm to determine the state of the diaphragm.
G01S 7/52 - RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES - Details of systems according to groups , , of systems according to group
G01S 15/10 - Systems for measuring distance only using transmission of interrupted, pulse-modulated waves
G01S 15/34 - Systems for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated using transmission of continuous, frequency-modulated waves while heterodyning the received signal, or a signal derived therefrom, with a locally-generated signal related to the contemporaneously transmitted signal
84.
METHOD FOR CAPTURING AT LEAST PARTICLE COMPOSITIONS IN A MONITORING REGION WITH AN OPTICAL DETECTION APPARATUS, AND DETECTION APPARATUS
A method for capturing at least particle compositions (21) in a monitoring region (14) that exhibit a temporally dynamic behaviour with an optical detection apparatus (12), and an optical detection apparatus (12) are described. In the method, during at least one measurement, optical transmission signals (22) are transmitted into the monitoring region (14) and transmission signals (22) that are reflected at particle targets (28) of any particle compositions (21) present in the monitoring region (14) are received as particle reflection signals (30). The presence of dynamic particle compositions (21) is concluded from the particle reflection signals (30). At least two measurements are performed with a temporal distance. A particle target density or a variable characterizing the particle target density is ascertained for at least one partial volume (48) of the monitoring region (14) from the particle reflection signals (30) of each measurement. If the particle target density (52) or the variable characterizing it from the at least two measurements should differ by more than a prescribable or prescribed tolerance, it is concluded that the particle reflection signals (30) from the at least one partial volume are caused by the reflection of the transmission signals (22) at dynamic particle compositions (21).
G01S 17/58 - Velocity or trajectory determination systems; Sense-of-movement determination systems
G01S 17/931 - Lidar systems, specially adapted for specific applications for anti-collision purposes of land vehicles
G01N 15/02 - Investigating particle size or size distribution
85.
Method for providing visual information about at least part of an environment, computer program product, mobile communication device and communication system
A method for providing visual information about at least part of an environment on a display device is disclosed. The method involves detecting a first vehicle travelling ahead by a sensor device, requesting and receiving the visual information about the environment, a view onto which is concealed partly by the first vehicle, capturing an image of a certain part of the environment including at least part of the first vehicle, and displaying the image of the certain part of the environment and the received visual information as a video stream embedded in the image on the display device. When it is determined that an object different from the first vehicle is present in the certain part of the environment and that the object cannot be driven over, the displaying of the visual information is modified so that the at least one object is clearly visible for a driver.
B60R 1/00 - Optical viewing arrangements; Real-time viewing arrangements for drivers or passengers using optical image capturing systems, e.g. cameras or video systems specially adapted for use in or on vehicles
G06V 20/58 - Recognition of moving objects or obstacles, e.g. vehicles or pedestrians; Recognition of traffic objects, e.g. traffic signs, traffic lights or roads
G06V 40/10 - Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
H04L 67/12 - Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
repeatedly carrying out a communication cycle in the communication phase (K), having the following steps: sending a command (F1, F2, F3) from the central unit (3) to at least one sensor unit (S1, S2, S3), receiving a response (A1, A2, A3) of a sensor unit (S1, S2, S3) in the central unit (3), receiving a respective energy status information item (ES1, ES2, ES3) from all sensor units (S1, S2, S3) in the central unit (3) and interrupting the repeated implementation of the communication cycle in the communication phase (K) by a supplementary power supply phase (Z) if one of the energy status information items (ES1, ES2, ES3) originating from the sensor units (S1, S2, S3) indicates that the corresponding sensor unit (S1, S2, S3) requires additional electrical energy for continued operation. In this way, an effective method for operating the sensor arrangement (2) in a motor vehicle (1) is provided, in which a communication between the master and the slaves with a high bandwidth is normally possible.
H04L 67/12 - Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
87.
Method for operating an ultrasonic sensor of a vehicle with reduced diagnostics in a measuring mode of the ultrasonic sensor, and ultrasonic sensor device
The invention relates to a method for operating an ultrasonic sensor (4) of a vehicle (1), in which a sound transducer element (11) of the ultrasonic sensor (4) is excited with a predetermined excitation signal, wherein the excitation signal has a predetermined current amplitude, an electrical test voltage (U) at the sound transducer element (11) resulting from the excitation signal is measured, and a diagnosis of the ultrasonic sensor (4) is carried out on the basis of the test voltage (U), wherein the ultrasonic sensor (4) is excited with the excitation signal in a measuring mode for the transmission of an ultrasonic signal, the electrical test voltage (U) is measured during the transmission, on the basis of the electrical test voltage (U) a reduced diagnosis is carried out, wherein the ultrasonic sensor (4) either continues to be operated in the measuring mode or is operated in a diagnostic mode for a complete diagnosis, depending on a result of the reduced diagnosis.
G01S 15/931 - Sonar systems specially adapted for specific applications for anti-collision purposes of land vehicles
B60W 50/08 - Interaction between the driver and the control system
G07C 5/08 - Registering or indicating performance data other than driving, working, idle, or waiting time, with or without registering driving, working, idle, or waiting time
88.
METHOD FOR DETERMINING A DISTANCE OF AN OBJECT WITH THE AID OF AN OPTICAL DETECTION APPARATUS AND OPTICAL DETECTION APPARATUS
A method for determining a distance of an object with the aid of an optical detection apparatus and such an apparatus are described. A light signal pulse is emitted and reflected at the object, and is received as an echo light signal pulse. The echo light signal pulse is divided upon reception into temporally successive discrete reception time windows and converted into corresponding electrical energy. The end of the respective conversion is in each case assigned as the sampling time to the corresponding time window. The electrical energies of the time windows are compared in each case with a threshold value. As soon as the electrical energy of a first reference reception time window is greater than the threshold value, a linear interpolation of the temporal profile of the discrete electrical reception signal is carried out temporally before the sampling time of the first reference time window.
A method for controlling a drive apparatus (20) of a micro-oscillation mirror (16), a control device (28) and a deflector mirror apparatus (14) are described. The drive apparatus (20) has at least two comb drives (22a, 22b) which are arranged on different radial sides of a pivoting axis (18) of the micro-oscillation mirror (16). In the method, at least two actuation signals AS1, AS2) are generated, and the at least two comb drives (22a, 22b) are therefore actuated at least temporarily in such a way that they drive the micro-oscillation mirror (16) in an oscillating fashion. At least one elongation signal (P1, P2), which characterizes the elongation (26) of the micro-oscillation mirror (16) is generated using at least one comb drive (22a, 22b). At least one of the actuation signals (AS1, AS2) is adapted to the oscillation of the micro-oscillation mirror (16) on the basis of at least one of the elongation signals (P1, P2), At least one of the comb drives (22a, 22b) is connected, by means of at least one switching apparatus (34), alternately to an actuation apparatus (32) for receiving at least one actuation signal (AS1, AS2) or to an elongation-detection apparatus (24) for generating at least one elongation signal (P1, P2).
G02B 26/08 - Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
B81B 3/00 - Devices comprising flexible or deformable elements, e.g. comprising elastic tongues or membranes
90.
Torque sensor device, method for determining a torque, stator and stator arrangement
A torque sensor device for detecting a torque applied to a shaft, includes a magnetic arrangement, a stator arrangement and a magnetic sensor arrangement. The magnetic arrangement is configured for generating at least one magnetic field. A magnetic flux can be generated in the stator arrangement. The magnetic arrangement and the stator arrangement are movable relative to each other in the circumferential direction. The magnetic arrangement and the stator arrangement are arranged relative to each other so that, by a relative movement between the magnetic arrangement and the stator arrangement in the circumferential direction about a center axis of the torque sensor device, a first magnetic flux with a first magnetic flux direction and a second magnetic flux with a second flux direction opposite to the first flux direction can be generated in the stator arrangement.
G01L 3/10 - Rotary-transmission dynamometers wherein the torque-transmitting element comprises a torsionally-flexible shaft involving electric or magnetic means for indicating
91.
Method for determining at least one object information item of at least one target object which is sensed with a radar system, in particular of a vehicle, radar system and driver assistance system
c) are subjected to at least one multi-dimensional discrete Fourier transformation. At least one target signal is determined from the result of the Fourier transformation. An object information item is determined from the target signal.
G01S 7/41 - RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES - Details of systems according to groups , , of systems according to group using analysis of echo signal for target characterisation; Target signature; Target cross-section
G01S 7/35 - RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES - Details of systems according to groups , , of systems according to group - Details of non-pulse systems
G01S 7/03 - RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES - Details of systems according to groups , , of systems according to group - Details of HF subsystems specially adapted therefor, e.g. common to transmitter and receiver
G01S 13/58 - Velocity or trajectory determination systems; Sense-of-movement determination systems
G01S 13/931 - Radar or analogous systems, specially adapted for specific applications for anti-collision purposes of land vehicles
92.
Assistance in driving on a fast road with carriageways separated by a safety rail
CONF is above a confidence threshold. This mode is maintained as long as a current confidence index associated with the detection is above the confidence threshold, and this mode is deactivated when the current confidence index passes below said confidence threshold. The density of traffic in front of the motor vehicle is estimated from images captured by an embedded camera.
B60W 50/00 - CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT - Details of control systems for road vehicle drive control not related to the control of a particular sub-unit
G01S 7/481 - Constructional features, e.g. arrangements of optical elements
93.
Method for operating a driving assistance system of a motor vehicle with remote-controlled manoeuvring of the motor vehicle at different automation levels and driving assistance system
A method for operating a driving assistance system of a motor vehicle includes manoeuvring the motor vehicle autonomously with a driving assistance system while a user with a mobile terminal is located outside the motor vehicle. The user performs, by the driving assistance system and during the manoeuvring, longitudinal guidance and transverse guidance of the motor vehicle. The driving assistance system is operated at a first automation level when communication between the driving assistance system and the mobile terminal is ensured. While the user activates the mobile terminal, the longitudinal guidance, and the transverse guidance in a predetermined fashion, a surrounding area of the motor vehicle is sensed, at the first automation level, by the driving assistance system, and in addition to the longitudinal guidance and the transverse guidance of the motor vehicle. The motor vehicle is then autonomously manoeuvred according to the sensed surrounding area.
A method for controlling a drive apparatus (18) of a micro-oscillation mirror (16), a control device (28) and a deflector mirror apparatus (14) are described. In the method, at least one actuation signal (20) is generated, and the drive apparatus (18) is actuated therewith in such a way that it drives the micro-oscillation mirror (16) in an oscillating fashion. At least one position signal (26) which characterizes the deflection (22) of the micro-oscillation mirror (16) is sensed. The at least one actuation signal (20) is closed-loop controlled on the basis of the at least one position signal (26) in such a way that the micro-oscillation mirror (16) is driven at its resonant frequency. The amplitude of the at least one position signal (26) is continuously compared with at least one threshold value (38a, 38b, 38c). At least one time interval (42a, 42b, 42c) between at least two passes of the at least one position signal (26) through at least one threshold value (38a, 38b, 38c) is determined. The at least one actuation signal (20) is closed-loop controlled on the basis of the at least one time interval (42a, 42b, 42c).
G02B 26/08 - Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
G01S 7/481 - Constructional features, e.g. arrangements of optical elements
The invention relates to an ultrasonic sensor (112) for use in a distance detection system (110) for a vehicle (111), wherein the ultrasonic sensor (112) is designed to be installed jointly with at least one other ultrasonic sensor (112), the ultrasonic sensor (112) has a first input (114) for connection to a supply lead (116), the ultrasonic sensor (112) has a second input (118) for connection to a ground potential (120) of the vehicle (111), and the ultrasonic sensor (112) has an output (122) for connection to the supply lead (116), wherein the ultrasonic sensor (112) is designed to receive a data signal modulated on the supply lead (116) via the first input (114) and to modulate a data signal onto the supply lead (116) via the output (122). The invention also relates to a distance detection system (110) for a vehicle (111) having a plurality of the above ultrasonic sensors (112), wherein the ultrasonic sensors (112) are connected to each other in the form of a chain, the output (122) of a preceding ultrasonic sensor (112) being connected to the first input (114) of a subsequent ultrasonic sensor (112), a first ultrasonic sensor (112) in the chain is connected with its first input (114) to a supply voltage (124), and a final ultrasonic sensor (112) in the chain is connected with its output (122) to a signalling unit (128).
A method for determining at least one angular position of an optoelectronic sensor of a motor vehicle is disclosed. The method involves emitting light beams into surroundings of the motor vehicle by a transmitter device, receiving light beams reflected at an object by a receiver unit, wherein the light beams are represented as scan points in a sensor image of the surroundings of the motor vehicle generated by the optoelectronic sensor and each scan point is assigned to a receiver element. Two line-shaped measurement structures arranged parallel to and at a distance from one another are recognized in the sensor image for determining the at least one angular position, where at least one angular deviation of the optoelectronic sensor from a target angular position is obtained for determining the at least one angular position of the optoelectronic sensor on the basis of the scan points. Further, a test stand is also disclosed.
The invention relates to a control circuit (50) for pulsed control of a light-emitting means (52), in particular an LED or a laser diode (52), having a switched-mode power supply unit (54) with a first switch (64) arranged in a primary circuit of the switched-mode power supply unit (54), wherein the switched-mode power supply unit (54) has a primary-side connector (62) for connection to a supply voltage, a secondary-side connector (67) for supplying the light-emitting means (52) and a switching input (65) for operating the first switch (64), having a storage capacitor (68) arranged between the secondary-side connector (67) and a ground (66), having a second switch (70) arranged in a current path (71) in parallel with the storage capacitor (68), wherein the light-emitting means (52) is positionable in the current path (71), and having a control unit (72) to control the first and the second switch (64, 70), wherein the control unit (72) is designed to operate the first switch (64) in order to induce at least one charge pulse for charging the storage capacitor (68) in the secondary circuit and to operate the second switch (70) in order to discharge the storage capacitor (68) while generating a light pulse (82) via the light-emitting means (52). The invention also relates to a LiDAR-based environmental sensor, in particular a laser scanner, for use in a vehicle, having an abovementioned control circuit (50) and a laser diode (52). The invention further relates to a method for the pulsed control of a light-emitting means (52), in particular an LED or a laser diode (52), comprising the steps of providing a storage capacitor (68) and a current path (71) that is parallel thereto and in which the light-emitting means (52) is arranged, of generating at least one charge pulse for charging the storage capacitor (68), and of discharging the storage capacitor (68) via the light-emitting means (52) while generating a light pulse (82).
A method for operating a driver assistance system for a motor vehicle driven in an at least partially automated manner includes learning a trajectory in a learning mode for driving the vehicle in a first automated manner along the trajectory. Subsequently, the vehicle is driven in the first automated manner along the learnt trajectory in an operating mode following the learning mode. While the vehicle is being driven along the trajectory in the operating mode, at least one transition from a private area to a public area is detected. Additional data, including current traffic data related to driving the vehicle in the public area, is acquired and provided for the driver assistance system. The motor vehicle is driven along the learnt trajectory in a second automated manner in the public area using the additional data.
B60W 60/00 - Drive control systems specially adapted for autonomous road vehicles
B60W 40/08 - Estimation or calculation of driving parameters for road vehicle drive control systems not related to the control of a particular sub-unit related to drivers or passengers
H04W 4/46 - Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P] for vehicle-to-vehicle communication [V2V]
99.
Method and apparatus for providing a digital sensor signal from an ultrasonic sensor
A method for providing a digital sensor signal (DS) from an ultrasonic sensor (16) for signal transmission to a signal receiver (28) is disclosed, in which a digital output signal (OS) from the ultrasonic sensor (16) is processed to form the digital sensor signal for signal transmission. Provision is made for the processing to comprise the following steps: (i) determining a signal change (SC) of successive values of the output signal (OS), (ii) scaling this signal change (SC) by means of a variable scaling factor (SF) which is specified by a scaling scheme known to the ultrasonic sensor (16) and the signal receiver (28), and (iii) outputting the scaled signal change (SC) as the digital sensor signal (DS). A corresponding apparatus (32) is disclosed for creating a digital sensor signal (DS) from an ultrasonic sensor (16) for signal transmission to a signal receiver (28), to a corresponding ultrasonic sensor device with an ultrasonic sensor (16) and such an apparatus (32), and to a corresponding ultrasonic sensor system (14).
The invention relates to a method for the classification of parking spaces in a surrounding region of a vehicle with a driver support system, wherein the vehicle comprises at least one first surroundings sensor and a second surroundings sensor, comprising the steps of receiving first sensor data out of the surrounding region by the driver support system from the at least one first surroundings sensor, recognizing a parking-space-like partial region of the surrounding region in the first sensor data, requesting second sensor data acquired by the at least one second surroundings sensor out of the parking-space-like partial region by the driver support system as soon as the parking-space-like partial region is recognized in the first sensor data, transmitting the requested second sensor data to a vehicle-side computing unit comprising a deep neural network (DNN), and classifying the parking-space-like partial region into categories with the DNN, wherein the categories comprise legal, parkable parking spaces and illegal, non-parkable parking spaces. The invention also relates to a driver support system, in particular a parking assistance system, for a vehicle for the acquisition of parking spaces. The invention further relates to a vehicle with a driver support system.
G08G 1/14 - Traffic control systems for road vehicles indicating individual free spaces in parking areas
G06V 20/58 - Recognition of moving objects or obstacles, e.g. vehicles or pedestrians; Recognition of traffic objects, e.g. traffic signs, traffic lights or roads
patents
