The disclosure relates to a method and system for providing Multi SIM Multi Active, MSMA, functionality to an electronic control unit, ECU. The MSMA device comprises a housing, comprising at least one wireless network access device, NAD, at least one antenna and an interface configured to communicatively couple the NAD to at least one external ECU, in particular an ECU of a vehicle, to provide at least one additional independent network access channel for the ECU.
H04W 4/44 - Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P] for communication between vehicles and infrastructures, e.g. vehicle-to-cloud [V2C] or vehicle-to-home [V2H]
H04W 4/60 - Subscription-based services using application servers or record carriers, e.g. SIM application toolkits
H04W 4/80 - Services using short range communication, e.g. near-field communication [NFC], radio-frequency identification [RFID] or low energy communication
2.
METHOD AND SYSTEM FOR DETERMINING HEARTBEAT CHARACTERISTICS
The disclosure relates to a method including: capturing a first set of image frames, wherein the first set of image frames includes a representation of a users face; identifying at least one skin patch of the users face that is represented in the first set of frames; determining a light source configuration and transmitting the light source configuration to a first light source; illuminating, by the first light source, the at least one skin patch according to the light source configuration; capturing a second set of image frames, wherein the second set of image frames includes a representation of the at least one skin patch illuminated by the first light source according to the light source configuration; and processing one or more of the second set of image frames using remote photo-plethysmography, rPPG. The disclosure also relates to a system configured to perform the method.
The disclosure relates to a vehicle window, a display system, a method for controlling and manufacturing the vehicle window and an automotive vehicle. The vehicle window comprises a first transparent layer and at least a second transparent layer, wherein at least a first synthetical layer is arranged between the first transparent layer and the second transparent layer. Furthermore, at least one LED array is arranged between the first synthetical layer and the first transparent layer and covers at least a first area of the vehicle window. The LED array is configured to not emit light in a first operation mode and wherein the LED array is configured to at least partially emit light in at least a second operation mode.
The invention relates to a method carried out at a navigation device, comprising: - determining a position of the navigation device, - transmitting the determined position via a cellular network to a server, - receiving location data from the server related to at least one point of interest, located within a certain distance to the determined position, the location data providing details about the at least one point of interest, - providing the location data to a user of the navigation device.
Examples are disclosed of systems (100) and methods (400) for developing personalized intervention strategies for advanced driver assistance systems (ADAS) based on in-cabin sensing data and related driving context information. In one embodiment, a method for a vehicle comprises, generating a driver profile of a driver of the vehicle, the driver profile including driving style data of the driver, the driving style data including at least a braking style; an acceleration style; a steering style; and one or more preferred cruising speeds of the driver; estimating a cognitive state of a driver of a vehicle; and adjusting one or more actuator controls of an ADAS based on the estimated cognitive state of the driver, the driver profile of the driver, and route/traffic info of the vehicle.
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
B60W 60/00 - Drive control systems specially adapted for autonomous road vehicles
B60W 10/06 - Conjoint control of vehicle sub-units of different type or different function including control of propulsion units including control of combustion engines
B60W 10/184 - Conjoint control of vehicle sub-units of different type or different function including control of braking systems with wheel brakes
B60W 10/20 - Conjoint control of vehicle sub-units of different type or different function including control of steering systems
6.
METHODS AND SYSTEMS FOR DRIVER MONITORING USING IN-CABIN CONTEXTUAL AWARENESS
Examples are disclosed for systems and methods for increasing a performance of a driver monitoring system (DMS) based on contextual information within a cabin of the vehicle. In one embodiment, a method comprises, during operation of a vehicle by a driver, collecting vehicle environment status information inside a cabin of the vehicle, the vehicle environment status information related to environmental factors that may impact a cognitive load of the driver and including at least one of information regarding one or more passengers of the vehicle; and information from one or more dashboard controls of the vehicle; and based on the vehicle environment status information and an estimated physiological state of the driver, adjusting one or more environmental controls of the vehicle.
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
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
7.
METHODS AND SYSTEMS FOR NAVIGATION GUIDANCE BASED ON DRIVER STATE EVENTS
Disclosed herein are systems and methods for generating and displaying navigation guidance by utilizing data acquired by an advanced driver assistance system (ADAS) for driver behavior prediction and route planning. In embodiments, a method comprises generating navigation guidance based on a plurality of driver state events detected via an ADAS, and outputting the navigation guidance via a navigation system, wherein the navigation guidance comprises at least one of a map layer and a route recommendation.
A loudspeaker arrangement (500, 1100) comprises a first loudspeaker (510, 1110) comprising a first sound radiating surface and a first speaker basket (516), and a second loudspeaker (520, 1120) comprising a second sound radiating surface and a second speaker basket (526). The first loudspeaker (510, 1110) and the second loudspeaker (520, 1120) are arranged opposite each other in a first direction (y). A cavity (1130) is formed between a front side of the first loudspeaker (510, 1110) and a front side of the second loudspeaker (520, 1120). The first loudspeaker basket (516) is directly coupled to the second loudspeaker basket (526), thereby forming a third projection (540, 1140) that defines an opening (532, 1132) of the cavity (1130). The third projection (540, 1140) forms a first point of contact on a first side of the loudspeaker arrangement (500, 1100). The first loudspeaker basket (516) and the second loudspeaker basket (526) further form at least one additional point of contact (1190) at a second side of the loudspeaker arrangement (500, 1100), opposite the first side in a second direction (z), wherein the second direction (z) is perpendicular to the first direction (y). The first point of contact is configured to accommodate a first elastic cord (542, 1142), wherein the first elastic cord (542, 1142), when arranged on the first point of contact, forms a closed loop in a vertical plane that is perpendicular to the second direction (z), and each of the at least one additional point of contact (1190) is configured to accommodate a second elastic cord (592a) and a third elastic cord (592b) such that each of the second elastic cord (592a) and the third elastic cord (592b), when arranged on the respective additional point of contact (1190), form a closed loop, the closed loop forming an opening that is arranged in a plane (P1', P2') that is arranged at an angle (α) of between 70° and 90° with respect to a vertical plane defined by the first direction (y) and the second direction (z).
H04R 1/28 - Transducer mountings or enclosures designed for specific frequency response; Transducer enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
An infection prevention method in conjunction with a navigation system of a vehicle and an infection prevention system are provided. The infection prevention method comprises: receiving infection information from an external source; identifying risk area (s) in a navigation map of the navigation system based on the received infection information; calculating a navigation route or a driving route in the navigation map based on the identified risk area (s) to avoid or minimize entering or driving in the identified risk area (s). The infection prevention system comprises a processor configured to perform the infection prevention method.
G16H 50/80 - ICT specially adapted for medical diagnosis, medical simulation or medical data mining; ICT specially adapted for detecting, monitoring or modelling epidemics or pandemics for detecting, monitoring or modelling epidemics or pandemics, e.g. flu
Embodiments of the present disclosure set forth techniques for providing speed limit information to a vehicle. In an aspect, a computer-implemented method includes receiving, from a vehicle, navigation information associated with the vehicle; determining one or more predicted positions associated with the vehicle based on the navigation information; determining one or more candidate map regions associated with the vehicle based on the one or more predicted positions; associating corresponding speed limit information with each of the one or more candidate map regions; and transmitting, to the vehicle, the one or more candidate map regions; wherein the one or more candidate map regions are usable by the vehicle to provide speed limit information to a driver of the vehicle.
G01C 21/36 - Input/output arrangements for on-board computers
G01C 21/00 - Navigation; Navigational instruments not provided for in groups
G01C 21/16 - Navigation; Navigational instruments not provided for in groups by using measurement of speed or acceleration executed aboard the object being navigated; Dead reckoning by integrating acceleration or speed, i.e. inertial navigation
The invention relates to a sensor unit configured to determine an acceleration of a touch display surface, the sensor comprising: - a housing, - a contact element movably mounted along a first axis and configured to come into contact with the touch display surface, wherein the contact element is moved along the first axis when coming into contact with the touch display surface, - an acceleration sensor movably mounted in the housing at least along the first axis, - a biasing element located on one side of the acceleration sensor and configured to bias the acceleration sensor in one of the 2 directions along the first axis, wherein the contact element is movably mounted on the other side of the acceleration sensor opposite the biasing element and is coupled to the acceleration sensor to move the acceleration sensor against the bias of the biasing element in the other of the 2 directions along the first axis when contacting the touch display surface.
A computer-implemented method and a system for determining one or more biosignals of a user are disclosed herein. The method comprises collecting first data from at least one first sensor for detecting a first signal including said one or more biosignals; collecting second data from at least one second sensor for detecting a second signal, the second signal including a signal overlaying the one or more biosignals in the first signal; processing said first and second data using a neural network that has been trained using a reference signal for said one or more biosignals, thereby to extract said one or more biosignals from the first signal. The method and system allow for the determination of biosignals with improved quality and accuracy.
A method for controlling an audio device, the method comprising: receiving an input representing at least one acoustic or haptic pattern; determining an audio file containing the pattern; controlling the audio device to indicate or play back the audio file.
A user control with haptical feedback on a 3 -dimensional touch surface is provided. The control includes a 3 -dimensional touch surface to be touched by a user with an electrode structure arranged at least partly on it. The electrode structure is configured to provide haptical feedback to the user based on electro-adhesion between the user and the control. The user control with haptical feedback on a 3 -dimensional touch surface is electrically contacted using a contacting surface, on which an anisotropic conducting film layer and a flexible printed circuit are arranged.
G06F 3/01 - Input arrangements or combined input and output arrangements for interaction between user and computer
G06F 3/044 - Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
B60K 35/00 - Arrangement or adaptations of instruments
B60K 37/06 - Arrangement of fittings on dashboard of controls, e.g. control knobs
G06F 3/0354 - Pointing devices displaced or positioned by the user; Accessories therefor with detection of 2D relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks
G06F 3/0362 - Pointing devices displaced or positioned by the user; Accessories therefor with detection of 1D translations or rotations of an operating part of the device, e.g. scroll wheels, sliders, knobs, rollers or belts
G06F 3/04883 - Interaction techniques based on graphical user interfaces [GUI] using specific features provided by the input device, e.g. functions controlled by the rotation of a mouse with dual sensing arrangements, or of the nature of the input device, e.g. tap gestures based on pressure sensed by a digitiser using a touch-screen or digitiser, e.g. input of commands through traced gestures for inputting data by handwriting, e.g. gesture or text
15.
METHOD AND SYSTEM FOR SIMULATING SOUND OF VEHICLE GEAR-SHIFTING
The disclosure provides a method and a system for generating simulated engine sounds for simulated gear-shifting of a vehicle. The method may comprise mapping a plurality of operating conditions of the vehicle to a plurality of respective simulated gears, wherein each of the operating conditions is associated with a throttle position and a vehicle speed. The method may further comprise configuring a plurality of simulated gear-shifting conditions based on threshold throttle positions and threshold vehicle speeds for simulated gear-shifting among respective simulated gears, wherein for each gear-shifting condition, at least some of the threshold vehicle speeds vary dependent of the throttle positions. The method may further comprise receiving a first operating condition of the vehicle, and selecting a first simulated gear from a plurality of respective simulated gears in response to the received first operating condition of the vehicle; generating a first engine sound signal corresponding to the first simulated gear; receiving a second operating condition of the vehicle; determining a gear-shifting from the first simulated gear to a second simulated gear if the second operation condition reaches one of the plurality of simulated gear-shifting conditions; and generating a second engine sound signal corresponding to the second simulated gear.
A loudspeaker arrangement (800) comprises a first loudspeaker (810) comprising a first sound radiating surface, a second loudspeaker (820) comprising a second sound radiating surface, and an enclosure (834). The first loudspeaker (810) is mechanically coupled to the second loudspeaker (820), the enclosure (834) encloses the second side of the first sound radiating surface and the second side of the second sound radiating surface, the enclosure (834) comprises a port (892) coupling a back cavity (890) inside the enclosure (834) to outside air, and either a first side of the first sound radiating surface faces a first side of the second sound radiating surface, and the first side of the first sound radiating surface and the first side of the second sound radiating surface both face a first cavity (830), the first cavity (830) comprising a first opening (832) facing towards an internal air volume, or a second side of the first sound radiating surface faces a second side of the second sound radiating surface, the first side of the first sound radiating surface faces a second cavity (930a), the second cavity (930a) comprising a second opening (932a) facing towards the internal air volume, and the first side of the second sound radiating surface faces a third cavity (930b) separate and distinct from the second cavity (930a), the third cavity (930b) comprising a third opening (932b) facing towards the internal air volume.
H04R 1/28 - Transducer mountings or enclosures designed for specific frequency response; Transducer enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
17.
METHOD AND SYSTEM FOR HEART RATE EXTRACTION FROM RGB IMAGES
Method and system for determining one or more heart beat features using remote photoplethysmography (rPPG). The method, comprising capturing a series of images of a user in a car by a camera in the car, wherein each image comprises one or more colour signals; for each of the images: locating a face of the user in the image; determining a boundary in the image, wherein the face is located within the boundary; detecting one or more facial features within the boundary; and based on the detected facial features, determining one or more regions in the image representing skin patches in the face; analysing the colour signals in the regions representing the skin patches; and determining one or more heart beat features based on the analysis. The method further comprising selecting one or more pulse waves and/or frequency spectra of one or more skin patches reaching a predetermined level of similarity and/or a predetermined level of noise for further analysis and discarding all other pulse waves and/or frequency spectra. The method improves speed and accuracy of determining one or more heart beat features using rPPG.
A computer-implemented method for configuring a virtual assistant device, the method comprising: setting a first user request to be input via a user interface of the virtual assistant device; associating the first user request with a first output of the virtual assistant device; associating the first user request with a second output of the virtual assistant device; setting a control parameter to be determined by the virtual assistant device; and generating instructions for the virtual assistant which, when processed by the virtual assistant, configure the virtual assistant device to respond to the first user request by selecting either the first output or the second output depending on the determination of the control parameter by the virtual assistant device.
System and computer-implemented method for determining a cognitive demand level of a user, the method comprising: recording, as a first training data subset, one or more first biosignals of a user, wherein the user is occupied with at least one first task, training an artificial neural network on a training dataset to determine a cognitive demand level indicative of cognitive demand the user is experiencing; recording one or more second biosignals of a user of a vehicle as an input dataset; and processing the input dataset by the trained artificial neural network to determine the cognitive demand level indicative of cognitive demand the user is experiencing.
The disclosure is related a housing (100) configured to receive an earbud (200). The housing (100) comprises two power providing charging electrodes (120, 121) configured to charge the earbud(200) when the earbud (200) is positioned in the housing (100). The housing (100) further comprises a first magnetic element (130, 131, 170) arranged in the housing (100) and having a geometry such that it encloses at least one of the at least two power providing electrodes (120, 121), and is configured to generate an attractive force for the earbud (200) in combination with a second magnetic element (230, 231, 270) provided in the earbud(200). An earbud (200) and a system comprising a housing (100) and an earbud (200) as mentioned are also provided in this disclosure.
H04R 1/00 - LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS - Details of transducers
H02J 7/00 - Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
A45C 11/00 - Receptacles for purposes not provided for in groups
The present invention relates to an antenna system which comprises a transceiver & control unit (100) configured to control the antenna system and to generate a RF transceiver signal, a compensator (200) connected to the transceiver & control unit through a connecting line, the compensator (200) being configured to compensate for signal losses occurring for the RF transceiver signal in the connecting line between the transceiver & control unit and the compensator, an antenna interface (210) provided at the compensator configured to transmit an antenna output signal with a variable output power, and a bidirectional communication line configured to provide a bidirectional communication between the compensator (200) and the transceiver & control unit (100), wherein the transceiver & control unit (100) is configured to indicate to the compensator (200) through the bidirectional communication line a desired value of the variable output power to be present at the antenna interface when the antenna output signal is output by the antenna interface.
A noise suppression method includes transforming a time-domain input signal into an input spectrum that is the spectrum of the input signal, the input signal comprising speech components and noise components, and the input spectrum comprising a speech spectrum that is the spectrum of the speech components and a noise spectrum that is the spectrum of the noise components, smoothing magnitudes of the input spectrum to provide a smoothed-magnitude input spectrum, and estimating basic suppression filter coefficients from the input spectrum and the smoothed input spectrum. The method further includes determining noise suppression filter coefficients from the estimated basic suppression filter coefficients and a spectral correlation factor, the spectral correlation factor indicating whether speech is present in the input signal or not, filtering the input spectrum based on the noise suppression filter coefficients to generate an output spectrum; and transforming the output spectrum into a time-domain output signal. The spectral correlation factor is determined from a scaling factor and the smoothed input spectrum, the scaling factor being determined iteratively starting from a start correlation factor. An example noise suppression structure includes a processor and a memory, the memory storing instructions of a program and the processor configured to execute the instructions of the program, carrying out the above-described method. An example computer program product includes instructions which, when the program is executed by a computer, cause the computer to carry out the above-described method.
G10L 21/0264 - Noise filtering characterised by the type of parameter measurement, e.g. correlation techniques, zero crossing techniques or predictive techniques
The disclosure describe a method and a system of real-time data monitoring for a vehicle. The method comprises packaging monitoring data into one or more physical Automotive Audio Bus (A2B) channels according to a data package protocol; transferring the packaged monitoring data via a A2B bus; and unpackaging the transferred data and displaying the unpackaged monitoring data.
A method comprises outputting at least one test signal (Sn) to a listening environment (30) by means of a loudspeaker (10), receiving each of the at least one test signal (Sn) by means of a microphone (22) arranged in the listening environment (30), determining at least one of a position and an orientation of the microphone (22) in the listening environment (30) with respect to the loudspeaker (10) at the time of receipt of each of the at least one test signal (Sn), evaluating the test signals (Sn) received by the microphone (22), and determining at least one aspect related to at least one transfer function based on the evaluation of the test signal (Sn) and on at least one of the position and the orientation of the microphone.
A vehicle microphone system may include at least two microphones forming a microphone array, at least one loudspeaker configured to emit audio signals, a processor coupled to a memory and programmed to receive incoming audio signals from tire microphone array, determine at least one parameter for each channel of the microphone array, determine at least one filter to apply to at least one channel based on a difference between the parameters of each channel, and store the at least one filter in the memory.
A display device with adjustable viewing angle is provided, which includes a display unit with a plurality of pixels arranged in a pixel array and emitting light for displaying image information to a user, a plurality of electro-optical lenses with adjustable optical power arranged in a lens array at the display unit, wherein each electro-optical lens is adjustable between a public mode, in which the electro-optical lens is configured to project light from the display unit towards the user within a first viewing angle, and a privacy mode, in which the electro-optical lens is configured to project the light towards the user within a second viewing angle, smaller than the first viewing angle.
H01L 27/32 - Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including components using organic materials as the active part, or using a combination of organic materials with other materials as the active part with components specially adapted for light emission, e.g. flat-panel displays using organic light-emitting diodes
A loudspeaker arrangement comprises a frame (10) comprising at least two mounting fixtures (20, 22) and a connecting element (24), wherein the connecting element (24) connects the at least two mounting fixtures (20, 22) to each other. The loudspeaker arrangement further comprises at least two loudspeakers (40, 42), wherein each of the at least two loudspeakers (40, 42) is arranged in a different one of the at least two mounting fixtures (20, 22). The loudspeaker arrangement further comprises an amplifier (30) configured to amplify audio signals to be reproduced by the at least two loudspeakers (40, 42), wherein the amplifier (30) is mechanically coupled to the connecting element (24) between the at least two mounting fixtures (20, 22).
H04R 5/02 - Spatial or constructional arrangements of loudspeakers
B60N 2/879 - Head-rests with additional features not related to head-rest positioning, e.g. heating or cooling devices or loudspeakers
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
B60R 11/00 - Arrangements for holding or mounting articles, not otherwise provided for
An earphone system comprises at least one earphone (12, 14) configured to be inserted in an ear of a user, wherein each of the at least one earphone (12, 14) comprises at least one sound reproduction unit (128), and a remote unit (20) that is separate from each of the at least one earphone (12, 14), wherein the remote unit (20) comprises at least one microphone (22) configured to capture ambient sound. The remote unit (20) is configured to evaluate, analyze and/or process the ambient sound captured by the at least one microphone (22), to determine one or more of at least one ambient sound parameter, at least one control parameter, and at least one control command, based at least on the evaluation, analysis and/or processing of the ambient sound, and to send the at least one ambient sound parameter, the at least one control parameter and/or the at least one control command to at least one of the at least one earphone (12, 14). The at least one earphone (12, 14) is configured to control sound that is reproduced by the respective sound reproduction unit (128), in response to the at least one ambient sound parameter, the at least one control parameter and/or the at least one control command received from the remote unit (20).
G10K 11/175 - Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound
A loudspeaker arrangement comprises a mid-range loudspeaker (20) arranged in a dashboard of a vehicle (10), a first tweeter (22) arranged adjacent to the mid-range loudspeaker (20) in the dashboard of the vehicle (10), and a second tweeter (24) arranged adjacent to the mid-range loudspeaker (20) in the dashboard of the vehicle (10). The mid-range loudspeaker (20) is arranged between the first tweeter (22) and the second tweeter (24). The mid-range loudspeaker (20) is a non-directional loudspeaker that radiates sound towards a driver's seat (102) and towards a passenger seat (104) in equal parts. The first tweeter (22) is a directional loudspeaker that radiates sound primarily towards the passenger seat (104), and the second tweeter (24) is a directional loudspeaker that radiates sound primarily towards the driver's seat (102).
H04R 5/02 - Spatial or constructional arrangements of loudspeakers
H04R 1/26 - Spatial arrangement of separate transducers responsive to two or more frequency ranges
H04R 1/32 - Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only
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
A generic domain compute system that is customizable for at least one domain or zone compute in a vehicle having a gateway power and control (GAPAC). The GAPAC has a power supply, a scalable microcontroller, a power management integrated circuit, a set of standardized and scalable external connectors for external inter-connections for Ethernet and car connector, a standard and scalable internal connector for internal inter-connections for power, control and generic busses. At least a first compute extension (COMEX) has a standard and scalable connecter internally connected to the GAPAC. The COMEX has a scalable microcontroller, a power management integrated circuit and a set of standardized and scalable connectors for external inter-connections. The COMEX is supplied with a permanent voltage from the GAPAC power supply. The microcontrollers, external connectors and internal connectors are scaled according to the domain or zone compute application.
A drive unit for haptic feedback on a touch surface comprises a first housing part for mechanical coupling to the touch surface and a second housing part, which is supported in a floating manner with respect to the first housing part. The drive unit further comprises a piezoelectric actuator which is arranged between the first and the second housing part and is mechanically connected on one side to the first housing part and on the opposite side to the second housing part, and a third housing part, which is supported by means of an elastic element with respect to the first housing part and to the second housing part, said elastic element being arranged between the second housing part and the third housing part.
G06F 3/01 - Input arrangements or combined input and output arrangements for interaction between user and computer
G05G 5/03 - Means for enhancing the operator's awareness of the arrival of the controlling member at a command or datum position; Providing feel, e.g. means for creating a counterforce
H01L 41/09 - Piezo-electric or electrostrictive elements with electrical input and mechanical output
Automatic noise control includes evaluating an amplitude of an acceleration acting on an acceleration sensor and generating a reference signal representative of the amplitude of the acceleration, the acceleration being representative of unwanted noise sound generated by a noise source, filtering the reference signal with a noise control transfer function to generate an anti-noise signal, and converting with a loudspeaker the anti-noise signal into anti-noise sound. Automatic noise control further includes receiving with a microphone the noise sound after being transferred via a primary path according to a primary path transfer function from the noise source to the microphone and the anti-noise sound after being transferred via a secondary path according to a secondary path transfer function from the loudspeaker to the microphone, converting with the microphone a sum of the received noise sound and the received anti-noise sound into an error signal, and controlling the noise control transfer function based on the error signal from the microphone and the filtered or unfiltered reference signal from the acceleration sensor so that the anti-noise sound after being transferred via the secondary path is the inverse of the noise sound after being transferred via a primary path. Automatic noise control further includes controlling a shadow noise control transfer function based on a shadow error signal and the filtered or unfiltered reference signal, generating the shadow error signal based on the filtered or unfiltered shadow anti-noise signal and the error signal, and substituting the noise control transfer function by the shadow noise control transfer function if the shadow error signal is smaller than the error signal.
G10K 11/178 - Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
Automatic noise control includes evaluating an amplitude of an acceleration acting on an acceleration sensor and generating a reference signal representative of the amplitude of the acceleration, the acceleration being representative of unwanted noise sound generated by a noise source, filtering the reference signal with a noise control transfer function to generate an anti-noise signal, and converting with a loudspeaker the anti-noise signal into anti-noise sound. Automatic noise control further includes receiving with a microphone the noise sound after being transferred via a primary path according to a primary path transfer function from the noise source to the microphone and the anti-noise sound after being transferred via a secondary path according to a secondary path transfer function from the loudspeaker to the microphone and converting with the microphone a sum of the received noise sound and the received anti-noise sound into an error signal. Automatic noise control further includes controlling the noise control transfer function based on the error signal from the microphone and the filtered or unfiltered reference signal from the acceleration sensor so that the anti-noise sound after being transferred via the secondary path is the inverse of the noise sound after being transferred via a primary path, and applying via the filter controller to the noise control transfer function of the noise control filter a leakage based on the error signal from the microphone and the filtered or unfiltered reference signal from the acceleration sensor.
G10K 11/178 - Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
34.
TOUCH PANEL WITH HAPTICAL FEEDBACK AND REDUCED REFLECTION
A touch panel system is provided, which comprises a display unit, a touch sensor structure and a coverglass, wherein a user touches the coverglass during touch input to the touch sensor structure, wherein the coverglass is configured to be moved in relation to the display unit for providing haptical feedback to the user. Therein, the coverglass is mounted in a predetermined distance d from the display unit, such that the coverglass and the display unit are decoupled from each other by an empty space, thereby defining opposite intenal sufaces, which are coated with an anti-reflecting coating, in particular a moth eye film.
G06F 3/01 - Input arrangements or combined input and output arrangements for interaction between user and computer
G06F 3/0354 - Pointing devices displaced or positioned by the user; Accessories therefor with detection of 2D relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks
G06F 1/16 - Constructional details or arrangements
A method comprises capturing at least two images with an image unit, wherein each of the at least two images is captured from a different position of the image unit, wherein a first section of the surroundings of the image unit is captured by each of the at least two images, and wherein a section of an elongated landmark is captured in the first section, and generating at least two observation planes, wherein each observation plane is essentially orthogonal to the elongated landmark and crosses the elongated landmark at a certain point
The invention relates to a sound system (100) configured to output sound signals to a user located in a defined environment (20), comprising a plurality of transducers (111 - 114, 121 - 124) configured to output the sound signals, a processing unit (130) configured to individually control at least an electrical delay, a frequency characteristic and a sound level with which the sound signals transmitted to the plurality of transducers are output by each of the plurality of transducers, and a seat (200) for a user (50) to which the sound signals are output, the seat comprising a seating surface (230) and a backrest (210) configured support a back of the user sitting on the seating surface (230), wherein the backrest (210) comprises an upper surface (211) defining an upper end surface of the backrest (210) in a position when the user is sitting on the seat, wherein the defined environment influences the sound signals as perceived by the user sitting on the seat. The plurality of transducers comprise at least one first transducer (121-124) attached to the seat (200) in such a way, that the at least one first transducer (121-124) is positioned below the upper surface, wherein the processing unit is configured to control at least one of the delay, frequency characteristic and sound level of the sound signal output by the at least one first transducer so as to at least partially remove the influence of the defined environment on the sound signal as perceived by the user.
A loudspeaker arrangement comprises at least one first loudspeaker (10, 102) arranged closer to a first position (P1) than to a second position (P2), wherein each of the at least one first loudspeakers (10, 102) is acoustically coupled to a plurality of first tubular structures (30, 301, 302, 303). Each of the first tubular structures (301, 302, 303) comprises an opening (40, 401, 402, 403) that is arranged closer to the second position (P2) than to the first position (P1), and each of the first tubular structures (301, 302, 303) is configured to receive sound from each of the at least one first loudspeakers (10, 102) and to emit sound through the respective opening (40, 401, 402, 403). Each of the first tubular structures (30, 301, 302, 303) has a length (1301, 1302, 1303) that is different from the lengths of each other first tubular structure.
H04R 1/28 - Transducer mountings or enclosures designed for specific frequency response; Transducer enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
H04R 1/22 - Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only
38.
PHASE CENTRE COMPENSATION FOR HIGH PRECISION GNSS ANTENNAS
A method for determining a position of a phase centre of an antenna arranged in a mobile device, in particular a vehicle, wherein the antenna is operable to receive satellite signals in a global navigation satellite system, the method comprising: receiving, with the antenna, satellite signals from satellites of the global navigation satellite system; determining a direction from which the satellite signals are received based on the received satellite signals; determining the position of the phase centre of the antenna based on the direction from which the satellite signals are received and stored correlation information indicative of a correlation between the position of the phase centre and the direction from which the satellite signals are received.
A method and system for updating or generating global maps are described, the system adapted to perform the steps of obtaining sensor data from one or more sensors of a vehicle, the sensor data describing a plurality of objects within an area surrounding the vehicle at a time or during a time interval; generating a local map based on the sensor data, the local map indicating relative positions of at least some of the plurality of objects to each other, and indicating an absolute position of one or more of the at least some of the plurality of objects; comparing the local map with a global map; updating the global map or generating a new global map based on the comparison.
A system for generating silent zones at a listening position comprises a first loudspeaker disposed at a first position adjacent to the listening position and configured to radiate sound that corresponds to a sound signal, a first error microphone disposed at the first position and configured to pick up noise radiated by a noise source via a primary path to the listening position, and configured to generate a corresponding first microphone signal, a second loudspeaker disposed at a second position adjacent to the listening position and configured to radiate sound that corresponds to a sound signal, a second error microphone disposed at the second position and configured to pick up noise radiated by a noise source via a primary path to the listening position and configured to generate a corresponding second microphone signal, a third microphone disposed at a third position adjacent to the listening position and configured to pick up noise radiated by a noise source via a primary path to the listening position and configured to generate corresponding third microphone signals, and an ANC controller configured to receive the microphone signals from the third microphone and at least one of the first and second microphone, and to provide a loudspeaker input signal to at least one of the loudspeakers based on the third microphone signal and one of the first and the second microphone signal. A distance between the third position and the first position equals a distance between the third position and the second position such that the first, second and third microphones form the corners of an isosceles triangle.
G10K 11/178 - Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
Sound reduction includes producing an error signal representative of sound present in a target space, producing a reference signal corresponding to undesired sound present in the target space, and producing, based on the reference signal and the error signal a cancelling output signal representative of the undesired sound present in the target space. It further includes producing, based on the cancelling output signal, sound to destructively interfere with the undesired sound present in the target space, and limiting the amplitude or power of at least one of the reference signal, the error signal and the cancelling output signal if a first condition is met, the at least one signal under examination is at least one of the reference signal, the error signal and the cancelling output signal, and fully or partially suspending the active noise controller update mechanism if a second condition is met.
G10K 11/178 - Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
Sound reduction includes receiving a reference signal corresponding to undesired sound present in the target space, and producing, based on the reference signal, a cancelling signal representative of the undesired sound present in the target space. Sound reduction further includes producing, based on the cancelling signal, sound to destructively interfere with the undesired sound present in the target space, and delaying at least one of the reference signal and the cancelling signal to reduce or compensate for runtime differences between signal paths that transfer the reference signal to the target space.
G10K 11/178 - Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
Sound reduction includes producing an error signal representative of sound present in a target space, producing a reference signal corresponding to undesired sound present in the target space, and producing, based on the reference signal and the error signal a cancelling signal representative of the undesired sound present in the target space. Sound reduction further includes producing, based on the cancelling signal, sound to destructively interfere with the undesired sound present in the target space, producing sound based on an audio signal in the target space, and removing from the reference signal, based on the audio signal, a reference signal component representative of audio signal components transferred via a feedback path from the transducer to the reference sensor.
G10K 11/178 - Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
44.
SYSTEM AND METHOD FOR TRAVEL PLAN DETERMINATION AND COMMUNICATION TO A VEHICLE CONTROL UNIT
The present disclosure relates to systems, devices and methods for communicating a travel plan to a vehicle controller. The travel plan and vehicle route information may be used to control a driving condition specific process, such as regenerating a particulate filter of the vehicle. In one embodiment, a method is provided to communicate control signals to a vehicle controller, such as an electronic control unit, for the purpose of controlling a driving condition specific process, such as regenerating a vehicle particulate filter. The method may include detecting a travel plan for the vehicle, and identifying route information for the vehicle to allow for controlling a driving condition specific process. A control signal may be output by the control unit to a vehicle controller based on the route information for the vehicle to initiate a driving condition specific process.
A headphone arrangement comprises an ear cup configured to be arranged to at least partly surround an ear of a user, thereby defining an at least partly enclosed volume about the ear of the user, wherein the ear cup comprises an at least partially hollow frame configured to at least partially enframe the ear of the user when the ear cup is arranged to surround the ear of the user, and wherein the frame comprises a first cavity, the first cavity being formed by wall portions of the frame. The headphone arrangement further comprises at least one loudspeaker arranged w ithin wall portions of the first cav ity, wherein wall portions of the first cavity form a first wav eguide configured to guide sound radiated from the loudspeaker through a waveguide output of the first waveguide, and wherein the waveguide output of the first wav eguide comprises one or more openings in the first cavity.
H04R 1/28 - Transducer mountings or enclosures designed for specific frequency response; Transducer enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
A loudspeaker arrangement includes an air-tight, rigid, thermo- conductive enclosure (103) with an aperture (115) and an outer surface, and a loudspeaker (101) air-tightly mounted in the aperture (115) to form a locked acoustic volume within the enclosure (103). The arrangement further includes a multiplicity of thermo-conductive fins (112) attached to or integrated in the enclosure (103) at the outer surface thereof. The multiplicity of fins (112) is distributed over the outer surface of the enclosure (103).
An active road noise control system method for a vehicle includes picking up noise at a multiplicity of positions in or on the vehicle and generating a multiplicity of noise sense signals representative of road noise originating from a road noise source in or at the vehicle, and processing, according to a beamforming scheme, the multiplicity of noise sense signals to generate a reference signal and to provide a sensitivity characteristic for picking up the noise that comprises one main lobe directed to the road noise source. The system and method further includes iteratively and adaptively processing the reference signal to provide a noise reducing signal, and generating at one or more positions in an interior of the vehicle, from the noise reducing signal, noise reducing sound at a listening position in the interior of the vehicle.
G10K 11/34 - Sound-focusing or directing, e.g. scanning using electrical steering of transducer arrays, e.g. beam steering
G10K 11/178 - Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
An active road noise control system and method for a vehicle includes generating a microphone sense signal representative of road noise occurring in or at a wheel well of the vehicle, and iteratively and adaptively processing the microphone sense signal to provide a noise reducing signal. The system and method further include generating from the noise reducing signal with a headrest loudspeaker arrangement disposed in a headrest in an interior of the vehicle, noise reducing sound at a listening position in the interior of the vehicle.
G10K 11/178 - Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
A speech signal leveling system and method include generating an output signal by applying a frequency-dependent or frequency-independent controllable gain to an input signal, the gain being dependent on a gain control signal, and generating at least one speech detection signal indicative of voice components contained in the input signal. The system and method further include generating the gain control signal based on the input signal and the at least one speech detection signal, controlling the controllable-gain block to amplify or attenuate the input signal to have a predetermined mean or maximum or absolute peak signal level as long as voice components are detected in the input signal.
Sound capturing which includes applying a far-field microphone functionality to a multiplicity of first microphone signals to provide a first output signal, and applying a less directional microphone functionality to one or more second microphone signals to provide a second output signal.
G10L 21/00 - Processing of the speech or voice signal to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
A system method for far field sound capturing, the method includes picking up sound to provide M ≥ 2 microphone signals, echo cancelling processing the M microphone signals (and one or more reference signals) to provide M echo cancelled signals, and beamforming processing the M echo cancelled signals to provide B ≥ 1 beamformed signals.
H04R 1/40 - Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers
Canceling acoustic echoes includes picking up with a microphone sound generated by a sound source and transferred from the sound source to the microphone via an unknown transfer path having an unknown transfer function, and providing an electrical microphone signal therefrom. It further includes approximating the unknown transfer function with an estimated transfer function of an adaptive filter and filtering an electrical signal representative of the sound generated by the sound source with the estimated transfer function to provide an estimated signal therefrom, the adaptive filter having an adaptive adaptation step size. It further includes filtering a difference signal, which is the difference between the microphone signal and the estimated signal, with a post filter transfer function of an adaptive post filter. The post filter transfer function is the difference between one and the adaptive adaptation step size, and the adaptive post filter is configured to have a minimum damping, the minimum damping being limited to a minimum threshold.
H04M 9/08 - Two-way loud-speaking telephone systems with means for conditioning the signal, e.g. for suppressing echoes for one or both directions of traffic
A system and method for canceling acoustic echoes includes picking up with one or more microphones sound generated by a sound source and transferred from the sound source to the one or more microphones via one or more unknown transfer paths having one or more unknown transfer functions, and providing one or more electrical microphone signals therefrom. The system and method further include approximating the one or more unknown transfer functions with one or more estimated transfer functions of the one or more adaptive filters and filtering one or more electrical signals representative of the sound generated by the sound source with the one or more estimated transfer functions to provide one or more estimated signals therefrom. The system and method further include individually, frequency dependently or independently attenuate or amplify the one or more electrical microphone signals dependent on the one or more estimated transfer functions.
H04M 9/08 - Two-way loud-speaking telephone systems with means for conditioning the signal, e.g. for suppressing echoes for one or both directions of traffic
54.
DYNAMIC ZONE DETERMINATION FOR LOCATION BASED SERVICES
A method is provided for operating a telematics system. The method comprises determining the current geographic position of a user device with respect to a static boundary separating a first zone and a second zone, determining at least one first parameter, the at least one first parameter comprising at least one of a user specific parameter, a user device specific parameter, and a network parameter of a network the user device is connected to, determining a dynamic boundary separating the first zone and the second zone, based on the course of the static boundary, the current geographic position and the at least one first parameter, determining whether the current position of the user device is located in the first zone or the second zone based on the course of the dynamic boundary, and activating or deactivating one or more telematics services depending on the zone the user device is located in.
H04W 4/02 - Services making use of location information
H04W 48/04 - Access restriction performed under specific conditions based on user or terminal location or mobility data, e.g. moving direction or speed
H04W 64/00 - Locating users or terminals for network management purposes, e.g. mobility management
55.
BAND STEERING OF CLIENT DEVICES TO DUAL-BAND LEGACY ACCESS POINTS
A band steering method for a wireless network comprising access points, for example legacy access points, is disclosed. The network comprises a first and second radio bands, the wireless access point, and one or more client devices. The method constitutes receiving an open authentication request management frame at the wireless access point from the client device on one or more of its radio bands. If the open authentication request is received on the second radio band, the method constitutes generating an open authentication response management frame; whereas if the open authentication request is received only on the first radio band, then generating a delayed open authentication response. The delayed open authentication response is generated after expiry of a predetermined first period of time t1 if no open authentication request is received on the second radio band during the time t1 or after expiry of a predetermined second period of time t2 if the open authentication request is received on the second radio band during the time t1, wherein t1
A circuit is provided for managing an inrush current of a load. The load is coupled between a voltage source and a terminal for a negative supply potential. The circuit comprises a switch that is coupled between the voltage source and the load, and that is configured to connect the load to or disconnect the load from the voltage source. The circuit further comprises at least one load capacitor coupled in parallel to the load between the switch and the terminal for negative supply potential. The circuit further comprises a control unit. The control unit comprises a sense unit and a switching unit, wherein the sense unit is configured to determine the inrush current when the switch is closed to connect the load to the voltage source, and the switching unit is configured to control the switching of the switch depending on the inrush current.
A band steering method and a system for a wireless network is disclosed. The network comprises a first and a second radio band, an access node, and a plurality of client devices. The client devices either have single or dual band capability. According to the method, the access node receives a probe request from one of said client devices on the first or second radio band. The probe request indicates whether the client device has single or dual band capability. Thereafter, a probe response is generated by the access node only if the probe request indicates that the client device has single band capability, or if the probe request indicates that the client device has dual band capability and the probe request is received by the access node on the second radio band. On receiving the probe response the client device can use the appropriate radio band for communications within the network.
A system and method for adaptive beamforming, which is configured to process at least two input signals and to provide an output signal, wherein a first input signal of the at least two input signals includes a desired signal as a main component and a second input signal of the at least two input signals, include an undesired signal as main component, includes adaptive error processing the second input signal and at least one of the first input signal and the output signal to provide an estimated undesired signal representative of an estimate of undesired signal components included in the first input signal, and taking the difference between the estimated undesired signal and the first input signal to provide the output signal.
A system and method for beamsteering, which are configured to receive one or more beam signals and process the one or more beam signals to provide at least one output signal, include evaluating signal-to-noise ratios of the one or more beam signals, and detecting a desired-beam signal having the highest signal-to-noise ratio and an undesired signal having the lowest signal-to-noise ratio from the one or more second signals, the desired-beam signal representing a beam of sound wave pointing towards a desired source, and the undesired signal representing a beam of sound wave pointing towards a noise source.
Method for controlling a combined eye and gesture tracking system (100), wherein the method comprises providing a graphical user interface (102) to a user including a plurality of graphical items (110) displayed on the graphical user interface (102, 300), displaying a graphical pointer (120) on the graphical user interface (102, 310), detecting a user eye gaze (210) associated with the eyes of the user (320), detecting a displacement user gesture (230) associated with a body part of the user (330), and controlling a rate of movement of the graphical pointer (120) on the graphical user interface based on the displacement user gesture (230) and the user eye gaze (210, 340).
G06F 3/01 - Input arrangements or combined input and output arrangements for interaction between user and computer
G06F 3/03 - Arrangements for converting the position or the displacement of a member into a coded form
G06F 3/0481 - Interaction techniques based on graphical user interfaces [GUI] based on specific properties of the displayed interaction object or a metaphor-based environment, e.g. interaction with desktop elements like windows or icons, or assisted by a cursor's changing behaviour or appearance
An acoustic signaling system and method include providing a signaling tone signal; processing the signaling tone signal to provide a processed signaling tone signal; and converting the processed signaling tone signal into signaling sound at a listening position. The system and method further include determining a correlation coefficient from a signal representative of the signaling tone signal and a signal representative of the signaling sound, the correlation coefficient being representative of the correlation of the signaling tone signal and the signaling sound; evaluating the correlation coefficient; and outputting a diagnosis signal if the correlation coefficient is below a predetermined threshold.
G10K 9/13 - Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers electrically operated using electromagnetic driving means
62.
SOFTWARE UPDATE MECHANISM FOR SAFETY CRITICAL SYSTEMS
A software update monitor is provided which is configured to receive a software update intended for a safety critical control unit. The software update monitor determines a first verification code based on the received software update from a software update component and independently receives a second verification code associated with the software update from an update server. Next, it determines if the first verification code matches with the second verification code. In case the two codes match, the software update monitor effects the software update at the control unit. According to one embodiment, the software update monitor is configured to write the software update into a target memory location in a memory of the control unit. The software update monitor is further configured to enable switching from a previous memory location, where an older software version may be running, to the target memory location, where the new software update is written, only if the first and the second verification codes match.
B60R 16/02 - 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
G06F 21/64 - Protecting data integrity, e.g. using checksums, certificates or signatures
An example active noise control filtering with an adaptive filter structure includes a controllable filter matrix with reference and error input signals, and updating the filter coefficients dependent on an optional filtered reference signal and an error signal, the error signal being representative of a performance criterion of the filter module. Further, a leakage functionality and a convergence functionality is applied to the updated filter coefficients. The leakage functionality is controlled by at least one of a flush functionality, freeze functionality, spatial freeze functionality and leakage threshold, and the convergence functionality is controlled by the freeze functionality and spatial freeze functionality.
G10K 11/178 - Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
A device for generating tactile feedback, the device comprises an enclosure, at least one loudspeaker mounted in a wall of the enclosure between the inside and the outside of the enclosure and configured to produce sound waves, and at least one membrane mounted in a wall of the enclosure between the inside and the outside of the enclosure, wherein the pressure inside the enclosure changes depending on the sound waves, and wherein the at least one membrane is configured to be stimulated to vibrate depending on the pressure inside the enclosure and to be brought in contact with an object to provide tactile feedback.
H04R 1/28 - Transducer mountings or enclosures designed for specific frequency response; Transducer enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
H04R 5/033 - Headphones for stereophonic communication
65.
AUTOMATIC CORRECTION OF LOUDNESS LEVEL IN AUDIO SIGNALS CONTAINING SPEECH SIGNALS
The invention relates to a method for adapting a gain of an N channel audio input signal in order to generate an N channel audio output signal, wherein the N channel audio input signal comprises a speech input channel (21), in which speech signal components, if present in the N channel audio input signal, are present, and comprising other audio input channels (20). a perceived loudness of the N channel audio input signal is dynamically determined and it is determined whether speech signal components are present in the speech input channel (21). If this is the case the gain of the speech input channel is adapted differently compared to the gain of the other audio input channels.
G10L 19/008 - Multichannel audio signal coding or decoding using interchannel correlation to reduce redundancy, e.g. joint-stereo, intensity-coding or matrixing
66.
METHOD FOR SIMULATING TOTAL HARMONIC DISTORTION OF A LOUDSPEAKER
A method for simulating the total harmonic distortion of a loudspeaker, the method comprises performing a linear simulation or measurement to determine a real speaker displacement, performing a linear or non-linear lumped element model prediction, wherein the resulting speaker displacement of the lumped element model is adapted to correspond to the real speaker displacement by tuning an input voltage of the lumped element model, and performing a non- linear lumped element model prediction using the tuned voltage as an input voltage, thereby simulating the total harmonic distortion.
An example magnet assembly for a loudspeaker includes a first permanent magnet with a cuboid shape, the first magnet encompassing a central opening, and a second permanent magnet with a cuboid shape, the second magnet positioned coaxially within the opening of the first magnet and forming a rectangular-ring shaped first gap therebetween, the first and second magnets being axially poled in opposed directions. The assembly further includes a soft-magnetic base plate connected across one side of the first and second magnets, a soft-magnetic first pole piece having a first face and positioned on the first magnet, and a soft-magnetic second pole piece having a second face and positioned on the second magnet. The first pole piece and the second pole piece form a rectangular-ring shaped second gap between the first and second faces such that magnetic flux is focused in the second gap.
A first user action (201) comprising an eye gaze (211) is detected. At least one menu item from a plurality of menu items is selected based on the orientation (212) of the eye gaze (211) of the first user action (201). A second user action (202) is detected. Based on the second user action (202), a function (209) associated with a given one of the at least one first menu item is activated.
G06F 3/01 - Input arrangements or combined input and output arrangements for interaction between user and computer
G06F 3/0484 - Interaction techniques based on graphical user interfaces [GUI] for the control of specific functions or operations, e.g. selecting or manipulating an object, an image or a displayed text element, setting a parameter value or selecting a range
Emergency call processing in a helmet (100) with a rigid shell (101) that spatially divides a shell interior from a shell ambiance includes receiving an emergency indication signal, upon reception of the emergency indication signal establishing a speech link between a controllable transceiver and a counterpart transceiver via at least one wireless communication channel, and reproducing sound in the shell interior and picking up sound with a sensitivity that is higher in the shell interior than in the shell ambience. The sound reproduced in the shell is received from the counterpart transceiver and the sound picked-up in the shell interior is transmitted to the counterpart transceiver.
A loudspeaker assembly includes L loudspeakers, each being substantially the same size and having a peripheral front surface, and an enclosure having a hollow cylindrical body and end closures, the cylindrical body and end closures being made of material that is impervious to air. The cylindrical body comprises L openings therein. The L openings are sized and shaped to correspond with the peripheral front surfaces of the L loudspeakers, and have central axes. The central axes of the L openings are contained in a radial plane, and the angles between adjacent axes are identical. The L loudspeakers are disposed in the L openings and hermetically secured to the cylindrical body. L is equal to or greater than 2. A higher-order loudspeaker system comprising such a loudspeaker assembly and a beamforming module.
H04R 1/40 - Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers
H04R 1/22 - Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only
71.
MULTI-MEDIA REPRODUCTION FOR A MULTIPLICITY OF RECEIPIENTS
At least two closely spaced identical or similar loudspeaker assemblies, each loudspeaker assembly comprising at least two identical or similar loudspeakers pointing in different directions so that the loudspeaker assemblies have adjustable, controllable or steerable directivity characteristics. For example, a control module may drive adjust, control or steer the loudspeaker assemblies so that at least one acoustic wave field is generated at least at one listening position.
H04R 1/32 - Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only
H04R 1/40 - Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers
To generate a sound wave field around a listening position in a target room, sound signals to be reproduced at a multiplicity of positions that are distributed in the target room in an arbitrary fashion are generated. Furthermore, an Ambisonic input signal is processed according to a modal beamforming algorithm to provide the sound signals. The modal beamforming algorithm includes matrixing according to a multiple-input multiple-output filtering algorithm.
At least two closely spaced identical or similar loudspeaker assemblies in a horizontal linear array, each loudspeaker assembly comprising at least two identical or similar loudspeakers pointing in different directions so that the loudspeaker assemblies have adjustable, controllable or steerable directivity characteristics. For example, a control module may drive adjust, control or steer the loudspeaker assemblies so that at least one acoustic wave field is generated at least at one listening position.
H04R 1/00 - LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS - Details of transducers
An example headphone arrangement includes at least one earphone. The at least one earphone includes a sealed housing having an aperture and a tube with a longitudinal axis. The tube is curved along its longitudinal axis to form a closed or open ring configured to totally or partly surround an ear of a user. A speaker is mounted to the housing at the aperture so that the housing in connection with the speaker encloses a closed acoustic volume.
An electroactive loudspeaker includes a rigid, electrically conductive carrier plate comprising a first main surface and a second main surface, the first main surface and the second main surface being disposed on opposite sides of the carrier plate. The electroactive loudspeaker further includes an electroactive polymer layer comprising a first main surface and a second main surface, the first main surface of the electroactive polymer layer being attached to the first main surface of the carrier plate. An electrically conductive electrode layer is attached to the second main surface of the electroactive polymer layer. The first surface of the carrier plate has an area and the first surface of the electroactive polymer layer has an area, the area of the first surface of the carrier plate being larger than the area of the first surface of the electroactive polymer layer. The first main surface of the electroactive polymer layer overlaps in its entire area with the first main surface of the carrier plate.
An active road-noise control system and method include using a sensor arrangement to generate a first sense signal representative of at least one acceleration, motion and/or vibration that occurs at a first position on a vehicle body and a second sense signal representative of sound that occurs at a second position within the vehicle body; they also provide a noise-reducing signal by processing the sense signals according to a first or a second mode of operation. They include the generation of noise-reducing sound within the vehicle body at the second position from the noise reducing signal and the operational state of the sensor arrangement; the first sense signal and the second sense signal are processed in the first mode when the sensor arrangement is in a proper operational state and in the second mode when a malfunction of the sensor arrangement has been detected.
G10K 11/178 - Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
Noise and vibration sensing includes generating with an acceleration sensor a sense signal representative of the acceleration that acts on the acceleration sensor, and processing the sense signal to provide a processed sense signal having an adjustable signal bandwidth and an adjustable signal dynamic. The signal bandwidth extends between a lowest frequency and a highest frequency of the sense signal, and the signal dynamic is the ratio between a maximum amplitude of the sense signal and an output noise floor generated by the acceleration sensor. Noise and vibration sensing further includes adjusting the signal bandwidth and the signal dynamic in accordance with a control signal so that the signal bandwidth increases when the signal dynamic decreases and vice versa.
G10K 11/178 - Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
G01H 1/12 - Measuring vibrations in solids by using direct conduction to the detector of longitudinal or not specified vibrations
Exemplary road and engine noise control systems and methods include directly picking up road noise from a structural element of a vehicle to generate a first sense signal representative of the road noise, directly picking up engine noise from an engine of the vehicle to generate a second sense signal representative of the engine noise, and combining the first sense signal and the second sense signal to provide a combination signal representing the combination of the first sense signal and the second sense signal. The systems and methods further include broadband active noise control filtering to generate a filtered combination signal from the combination signal, converting the filtered combination signal provided by the active noise control filtering into anti-noise and radiating the anti-noise to a listening position in an interior of the vehicle. The filtered combination signal is configured so that the anti-noise reduces the road noise and engine noise at the listening position.
G10K 11/178 - Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
Exemplary engine order and road noise control systems and methods include directly picking up road noise from a structural element of a vehicle to generate a first sense signal representative of the road noise, detecting harmonics of an engine of the vehicle to generate a second sense signal representative of the engine harmonics, and combining the first sense signal and the second sense signal to provide a combination signal representing the combination of the first sense signal and the second sense signal. The systems and methods further include broadband active noise control filtering to generate a filtered combination signal from the combination signal, and converting the filtered combination signal from the active noise control filtering into anti-noise and radiating the anti-noise to a listening position in an interior of the vehicle. The filtered combination signal is configured so that the anti-noise reduces the road noise and engine sound at the listening position.
G10K 11/178 - Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
An example active road noise control includes generating with a sensor arrangement a primary sense signal representative of at least one of accelerations, motions and vibrations that occur at a first position, and providing a noise reducing signal by processing the primary sense signal according to an adaptive mode of operation or a non-adaptive mode of operation. It further includes generating within the vehicle body noise reducing sound at the second position from the noise reducing signal, evaluating the primary sense signal and controlling the processing of the primary sense signal so that the primary sense signal is processed in the adaptive mode of operation when the magnitude of the primary sense signal undercuts a first threshold and in the non-adaptive mode of operation when the magnitude of the primary sense signal exceeds a second threshold, the first threshold being equal to or smaller than the second threshold.
G10K 11/178 - Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
An arrangement operating with a road noise control system includes four acceleration sensors each configured to generate at least one output signal representative of at least one of accelerations, motions and vibrations that act on the respective accelerometer. The arrangement includes a vehicle subframe structure having a shape that is axisymmetric with regard to a first axis and that has a maximum extent along a second axis perpendicular to the first axis. The four accelerometers are attached to the subframe structure at positions that correspond to four comers of a virtual rectangle. The virtual rectangle has two perpendicular centerlines, one of the centerlines being in line with the first axis of the subframe structure. The extent of the virtual rectangle along the other centerline is less than fifty percent of the subframe structure's maximum extent along the second axis.
G01H 1/00 - Measuring vibrations in solids by using direct conduction to the detector
G10K 11/178 - Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
82.
PROVIDING A NAVIGATION SYSTEM WITH NAVIGABLE ROUTES
The present invention relates to a method of providing a route to a navigation system comprising the steps of calculating the route from road data including road segments, determining decision points on the route, wherein at least two road segments are connected to each other at each of the decision points, storing data of the determined decision points in a memory and encoding the route based on the stored data of the determined decision points.
An audio signal compressor is configured to compress by amplitude an input audio signal within an audio signal frequency band to provide an output audio signal, the compressor comprising at least two compression frequency bands in which the audio signal is compressed, at least one of the compression frequency bands being narrower than the complete audio signal frequency band.
An active awareness control system and method for a helmet with a rigid shell that spatially divides a shell interior from a shell ambiance includes receiving at least one playback- sound signal, generating in the shell interior from the at least one playback- sound signal playback sound, and receiving and processing at least one ambient- sound signal representative of sound occurring in the shell ambience to detect the at least one desired-sound signal. The generation of the at least one playback sound is put on hold when the at least one desired- sound pattern is detected.
A42B 3/30 - Mounting radio sets or communication systems
G10K 11/178 - Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
G08G 1/0965 - Arrangements for giving variable traffic instructions having an indicator mounted inside the vehicle, e.g. giving voice messages responding to signals from another vehicle, e.g. emergency vehicle
Active noise reduction systems and methods for a helmet with a rigid shell that spatially divides a shell interior from a shell ambiance include receiving at least one desired-sound signal representative of at least one desired sound pattern occurring in the shell ambience, and generating, based on the at least one desired-sound signal, anti-sound that is configured to interact with internal sound occurring in the shell interior through superposition. The internal sound includes first internal sound components and second internal sound components, the first internal sound components not corresponding to the at least one desired sound pattern and the second internal sound components corresponding to the at least one desired sound pattern. The anti-sound is further configured to attenuate the first internal sound components, and to amplify, not attenuate, or attenuate to a lesser degree than the first internal sound components the second internal sound components.
A42B 3/30 - Mounting radio sets or communication systems
G10K 11/178 - Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
G08G 1/0965 - Arrangements for giving variable traffic instructions having an indicator mounted inside the vehicle, e.g. giving voice messages responding to signals from another vehicle, e.g. emergency vehicle
An automatic noise control system and method for a helmet with a rigid shell that is configured to spatially divide a shell interior from a shell ambiance include generating in connection with at least one loudspeaker disposed in the shell interior anti-sound in the shell interior based on at least one input signal. The anti-sound is configured to attenuate sound occurring in the shell interior through destructive superposition. The system and method further include providing the at least one input signal by at least one of picking up sound in the vicinity of the loudspeaker in the shell interior, picking up vibrations of the shell, and picking up sound in the vicinity of the shell exterior.
A42B 3/30 - Mounting radio sets or communication systems
G10K 11/178 - Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
87.
AUXILIARY DEVICE TO ENHANCE NATIVE IN-VEHICLE SYSTEMS BY ADDING INTERFACES AND COMPUTATIONAL POWER
The present invention provides a removable device, adapted to connect to a head unit of a vehicle and comprising: a first communication module configured for bi-directional communication of data with the head unit; a second communication module configured for bi-directional communication of data with a wireless network, in particular a mobile telecommunication network; a memory unit storing an application programming interface, API, implementing at least a first protocol for the communication with the head unit via the first communication module; and a control unit comprising at least one processing unit adapted to execute the API; wherein the control unit is configured to provide at least one service to the head unit via the first communication module.
Power consumption control of an active noise control headphone system thatcomprises headphones with at least one ear cup; at least one loudspeaker disposed in the at least one ear cup; at least one microphone disposed in or on the at least one ear cup that is configured to provide a microphone output signal representative of sound present in the ear cup; and at least one active noise control module that has at least two operating states and that is connected upstream of the at least one loudspeaker and downstream of the at least one microphone, wherein the microphone output signal at at least two different evaluation frequencies within the audible frequency range is evaluated to provide at least two evaluation output signals and the operating state of the at least one active noise control module is changed based on a comparison of the at least two evaluation output signals.
The system and method includes positioning a mobile device with a built-in loudspeaker at a first location in a listening environment and at least one microphone at least one second location in the listening environment; emitting test audio content from the loudspeaker of the mobile device at the first position in the listening environment; receiving the test audio content emitted by the loudspeaker using the at least one microphone at the at least one second location in the listening environment; and, based at least in part on the received test audio content, determining one or more adjustments to be applied to desired audio content before playback by at least one earphone; wherein the first location and the second location are distant from each other so that the at least one microphone is within the near-field of the loudspeaker.
A system and method is configured to generate a sound wave field around a listening position in a target loudspeaker-room-microphone system in which a loudspeaker array of K ≥ groups of loudspeakers, with each group of loudspeakers having at least one loudspeaker, is disposed around the listening position, and a microphone array of M ≥ 1 groups of microphones, with each group of microphones having at least one microphone, is disposed at the listening position. The system and method include equalizing filtering with controllable transfer functions in signal paths upstream of the K groups of loudspeakers and downstream of an input signal path. The system and method further include controlling with equalization control signals of the controllable transfer functions for equalizing filtering according to an adaptive control algorithm based on error signals from the K groups of microphones and an input signal on the input signal path. The microphone array includes at least two first groups of microphones that are annularly disposed around a listener's head, around or in an artificial head or around or in a rigid sphere.
Disclosed is a loudspeaker comprising a loudspeaker frame (100) and a magnet (200) to which the loudspeaker frame (100) is attached, characterized in that the magnet (200) has a conical outer surface (210), the loudspeaker frame (100) has a conical inner surface (110) designed to form a press fit (150) with the conical outer surface (210) of the magnet (200), the magnet (200) includes an undercut (230), and the loudspeaker frame (100) includes a number of snap-on hooks (101, 102), at least one (101, 102) of which engages with the undercut (230) in the press-fit (150) state.
H04R 1/00 - LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS - Details of transducers
The present disclosure relates to an active noise control (ANC) system. In accordance with one aspect of the invention, the ANC system includes a plurality of microphones and a plurality of loudspeakers. Each microphone is configured to provide an error signal that represents a residual noise signal. Each loudspeaker is configured to receive a loudspeaker signal and to radiate a respective acoustic signal. The ANC system further includes an adaptive filter bank, which is supplied with a reference signal and configured to filter the reference signal to provide the loudspeaker signals as filtered signals. The filter characteristics of the adaptive filter bank are adapted such that a cost function is minimized. The cost function thereby represents the weighted sum of the squared error signals.
G10K 11/178 - Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
93.
GENERATING AN AUDIO SIGNAL WITH A CONFIGURABLE DISTANCE CUE
Generating an audio signal with a configurable distance cue includes the following: receiving an input audio signal that has at least one signal characteristic that contributes to a listener's auditory distance perception; receiving a distance control signal; and changing at least one characteristic in accordance with a distance control signal that is representative of the perceived distance.
G10K 15/12 - Arrangements for producing a reverberation or echo sound using electronic time-delay networks
G10L 19/008 - Multichannel audio signal coding or decoding using interchannel correlation to reduce redundancy, e.g. joint-stereo, intensity-coding or matrixing
H04S 5/00 - Pseudo-stereo systems, e.g. in which additional channel signals are derived from monophonic signals by means of phase shifting, time delay or reverberation
An infotainment system for a vehicle may include a controllable audio reproduction arrangement that is configured to be fixed in the vehicle and to acoustically reproduce an audio signal under the control of a control signal. It may further include a portable device that is freely movable in the vehicle and that is configured to provide the audio and control signals for the audio reproduction arrangement, as well as a wireless connection between the portable device and the audio reproduction arrangement configured to transmit the audio and control signals from the portable device to the audio reproduction arrangement. The audio reproduction arrangement has amplification, quiescent power consumption and a maximum output power, of which at least one is controllable by the portable device via the control signal.
H04M 1/60 - Substation equipment, e.g. for use by subscribers including speech amplifiers
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
An electronic module (40) is provided that includes a multilayer circuit board (41), and an electronic component (62), and a Peltier heat pump (60). The electronic component is mounted on a major surface of the multilayer circuit board and is electrically coupled to at least one memory die (48). The at least one memory die is at least partially embedded within the multilayer circuit board. The Peltier heat pump device has at least one pair of thermoelectric semiconductor members (68,69) arranged thermally in parallel and electrically in series, and the at least one pair of semiconductor members are at least partially embedded in the circuit board.
H01L 23/38 - Cooling arrangements using the Peltier effect
H01L 23/538 - Arrangements for conducting electric current within the device in operation from one component to another the interconnection structure between a plurality of semiconductor chips being formed on, or in, insulating substrates
A system and method for automatically controlling the timbre of a sound signal in a listening room are disclosed, which comprise the following: generating an acoustic sound output from an electrical sound signal; measuring the total acoustic sound level in the room and generating an electrical total sound signal representative of the total acoustic sound level in the room, wherein the total acoustic sound comprises the acoustic sound output generated from the electrical sound signal; and adjusting the gain of the electrical sound signal dependent on a room-dependent gain signal, the room-dependent gain signal being determined from reference room data and estimated room data.
A system and method for automatically controlling the timbre of a sound signal in a listening room are also disclosed, which comprise the following: producing sound in the time domain from a re-transformed electrical sound signal in the time domain, in which an electrical sound signal in the time domain being transformed into electrical sound signal in the frequency domain and the electrical sound signal in the frequency domain being re-transformed into the re-transformed electrical sound signal; generating a total sound signal representative of the total sound in the room, wherein the total sound comprises the sound output from the loudspeaker and the ambient noise in the room; processing the total sound signal to extract an estimated ambient noise signal representing the ambient noise in the room; and adjusting the spectral gain of the electrical sound signal in the frequency domain dependent on the estimated ambient noise signal, the electrical sound signal and a room dependent gain signal. The room dependent gain signal being determined from reference room data and estimated room data.
Navigation system and method of determining a vehicle position A navigation system comprises an image sensor configured to capture image data. A map database comprises street lighting data which includes, for a plurality of street lights (41), position data indicating a position (31) at which a street light (41) is installed and height data indicating a height (34) at which a light source (42) of the street light (41) is located. A processing device is configured to refine a position estimate by analyzing the image data using the street lighting data.
A navigation device comprises a database storing footprint data for buildings which define a footprint of the respective building. For at least some buildings, the footprint data comprise position information defining a position of the building, a length indicator indicating a length (52, 57) of a rectangular portion (41, 42) of the footprint, and a width indicator indicating a width (53, 58) of the rectangular portion (41, 42) of the footprint. The length indicator is stored in a single byte. The width indicator is stored in another single byte.
A system for a vehicle (100), - having a head-up display (200), - having a circuit (540), connected to the head-up display (200), - having a recording means (611) for recording the first image data (S611) of the surroundings (400) of the vehicle (100), whereby the recording means (611) is connected to the circuit (540), - wherein the circuit (540) is configured to recognize an object (457, 458, 459) in the surroundings (400) based on the recorded first image data (S611), - wherein the head-up display (200) is configured to project an image (201) onto a windshield (110) or onto a combiner of the vehicle (100) in the field of view of the driver (700), - wherein the circuit (540) is configured to generate second image data (S200) for outputting the image (201) and to send them to the head-up display (200), - wherein the circuit (540) is configured to generate a virtual barrier (210) in the second image data (S200), - wherein the circuit (540) is configured to position the virtual barrier (210) within the image (201) based on a determined position of the recognized object (457, 458, 459), whereby the positioned virtual barrier (210) in the view direction (VD) of the driver (700) to the recognized object (457, 458, 459) overlaps the recognized object (457, 458, 459) at least partially.
patents
