A signal processing device and a control method therefor comprise: a filter circuit including a first capacitor and reducing a predetermined frequency component of an analog signal; a sample-and-hold circuit including a second capacitor and sampling and holding the analog signal that has passed through the filter circuit; and an AD conversion circuit converting an output signal from the sample-and-hold circuit into a digital signal, and a predetermined voltage is applied to the second capacitor, thereby charging the second capacitor, and the sample-and-hold circuit is then caused to sample the analog signal that has passed through the filter circuit. This suppresses the time required to charge the first capacitor and reduces errors in digital signals.
A fuse circuit element (32) of a fuse module 22 for fail-safe is mounted on a fuse circuit board (31), and connected to wire terminal portions (36) made of respective wire one ends of stator coils. The fuse circuit board (31) has, as main terminals (33), through holes (33a) and land portions (33b), and the wire terminal portions (36) are soldered or welded with the wire terminal portions (36) inserted into the through holes (33a). The fuse circuit board (31) is supported in a cantilever manner by a pedestal portion (52) , and a space (53) is secured between the fuse circuit board (31) and a surface (51) of a housing (7) around the main terminals (33). With this, soldering or welding can be performed without heat escaping during soldering or welding by the space (53).
An electronic circuit board in an electronic control device according to the present invention is accommodated in a resin case. The resin case includes a metal heat-dissipating member that forms a part facing a location at which the electronic circuit board emits heat in a wall section of the resin case surrounding the electronic circuit board, and the surface of the metal heat-dissipating member on the opposite side from the electronic circuit board protrudes on the exterior of the resin case. The metal heat-dissipating member has a hole whereby the interior and the exterior of the resin case communicate. In addition, a method for producing the electronic control device includes a step in which the area between the metal heat-dissipating member and the electronic circuit board accommodated in the resin case is filled with thermal grease from the hole.
This method for manufacturing a stator in which a plurality of coil conductors are arranged in the radial direction and in the circumferential direction includes: a rotating step of rotating the body of the stator in the circumferential direction while supporting the body of the stator from one end portion side in the axial direction by a supporting body; a joining step of joining, by a joining tool, the end portions of two coil conductors adjacent in the radial direction, which are exposed from the other end portion side of the body of the stator; and a moving step of, after completion of joining the end portions, moving the joining tool from the end portions to other end portions different in the circumferential direction. In the rotating step, the stator is rotated in a state in which the two coil conductors are each positioned by a holder. In the joining step, the end portions of the two coil conductors are joined while causing the joining tool to follow the rotation of the stator. In the moving step, the joining tool is moved while the two coil conductors move in the circumferential direction.
H02K 15/04 - Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of windings, prior to mounting into machines
An object of the present invention is to provide a vehicle control device configured, regardless of the number of travel lanes of a road, to generate a travel route based on a road width of the road or the like, so as to improve a continuous automatic driving system. The present invention provides a vehicle control device configured to perform vehicle control of a self vehicle based on information of a position of the self vehicle, information of a map, and information of a route. The vehicle control device determines, at a specific spot of the route, whether or not a travel lane (311) of the self vehicle has a lane width (Wr1) that allows a plurality of virtual vehicles (303 and 304) to travel parallel to each other, and on determination that the travel lane has the lane width, the vehicle control device generates, on the travel lane, a plurality of virtual lanes and virtual lane center lines (332 and 333) of the plurality of virtual lanes.
A shock absorber includes a cylinder and a movable piston rod inserted into the cylinder to be movable to generate a damping force and having one end which extends to the outside of the cylinder. A seal member is fixed to the cylinder to be in sliding contact with the piston rod, and a friction member generates a frictional force with respect to relative movement between the cylinder and the piston rod. The friction member includes first and second friction parts, respectively fixed to one of the cylinder and the piston rod to be in sliding contact with the other of the cylinder and the piston rod. The second friction part is configured to start to slide with respect to relative movement of the cylinder and the piston rod at a timing different from that of the first friction part and generate an adjustable frictional force.
F16F 7/09 - Vibration-dampers; Shock-absorbers with friction surfaces rectilinearly movable along each other in dampers of the cylinder-and-piston type
F16F 9/19 - Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect involving only straight-line movement of the effective parts with a closed cylinder and a piston separating two or more working spaces therein with a single cylinder
F16F 9/36 - Special sealings, including sealings or guides for piston-rods
B60G 13/08 - Resilient suspensions characterised by arrangement, location, or type of vibration-dampers having dampers dissipating energy, e.g. frictionally of fluid type hydraulic
B60G 13/04 - Resilient suspensions characterised by arrangement, location, or type of vibration-dampers having dampers dissipating energy, e.g. frictionally mechanically, e.g. having frictionally-engaging springs as damping elements
The present invention addresses the problem of reducing the processor load of an integrated circuit that processes information aggregated in a zone architecture. A network engine (210) of this vehicle control device receives data containing a plurality of pairs of the information and a source address of the information according to a first communication protocol (Protocol A). The network engine (210) identifies a communication protocol (Protocol B, C) of a communication interface of a destination integrated circuit (SoC 220) corresponding to the source address of each item of the information. The network engine (210) sorts the information for each identified communication protocol, converts the sorted information into data of the identified communication protocol, and transmits each converted data item to the destination integrated circuit via the communication interface of the destination integrated circuit.
(1) A motor control device of the present invention includes a magnetic-flux command value generator and a current-command value generator. The magnetic-flux command value generator is configured to generate a magnetic-flux command value based on a torque-command value. The current-command value generator is configured to generate a current-command value on the basis of the magnetic-flux command value. The magnetic-flux command value generator includes a magnetic-flux command calculator, a feedback-value calculator, a magnetic-flux compensation value calculator, a magnetic-flux command value calculator, and a control-gain changer.
A controller (31) controls the generative force of a magnetic actuator (7, 10) serving as a force generation mechanism. The controller (31) is provided with a thrust command correction value calculation unit (33) that obtains the correction value (thrust command correction value) of a thrust command value of the magnetic actuator (7, 10). The thrust command correction value calculation unit (33) is provided with an operation mode determination unit (33E) that obtains an operation mode from the thrust command value and a displacement sensor value. The thrust command correction value calculation unit (33) obtains the correction value (thrust command correction value) using the operation mode obtained by the operation mode determination unit (33E).
B60G 17/015 - Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or s the regulating means comprising electric or electronic elements
Provided is an excess air ratio calculation device with which it is possible to reduce interruptions in a PID control when controlling the excess air ratio, thereby improving the control efficiency. This excess air ratio calculation device comprises an excess ratio calculation unit (25) which calculates an excess air ratio λ, and a torque contribution setting unit (44) which sets a torque contribution Tc. The device stores a fuel injection duration Ti1, a stored torque value TQ1, and a stored excess air ratio λb when a voltage value VHG is at most a lean threshold LREF and, when the voltage value VHG exceeds the lean threshold LREF, uses the fuel injection duration as Ti2 and a torque value of an internal combustion engine as TQ2, and treats a substitution value R which is determined using the following equation as the excess air ratio λ. R=((Ti1÷Ti2)÷(TQ1÷TQ2))×λb×Tc
Provided is an air-fuel ratio control device that can perform air-fuel ratio feedback control with a resistive oxygen sensor having high robustness. This air-fuel ratio control device comprises: a PD/PID control unit (49) and a PI control unit (50) that perform feedback control of an excess air rate; a control unit selection unit (51) that selects one of the controls units; a characteristic inspection unit that inspects whether a detection value of a titania oxygen sensor and a temperature of a detection unit correspond to respective prescribed characteristics; and a calibration unit that, on the basis of the inspection, calibrates first and second scale values (G1, G2) of a data map for finding the excess air rate from the detection value and the temperature. The control unit selection unit (51) performs the alternative selection of the PD/PID control unit or the PI control unit in accordance with the inspection result.
A power conversion device according to the present invention includes a power module including a conductor extending to the side, and a cooler for cooling the power module. The cooler includes a first member that is not in contact with the power module, and a second member that has one surface partially attached to the first member and the other surface in contact with the power module. The second member is provided with a thin section in which the distance between the other surface and the one surface is small so that the insulation distance with respect to the conductor is large in the direction in which the conductor extends.
H02M 7/48 - Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
13.
SUSPENSION CONTROL APPARATUS AND METHOD FOR CONTROLLING A SUSPENSION CONTROL APPARATUS
A controller controls a suspension apparatus including a variable damper that adjusts a force between a vehicle body and a wheel of a vehicle. The controller includes a first instruction calculation portion and a control instruction output portion. The first instruction calculation portion outputs a first instruction value of a damping force, which corresponds to a first target amount, using a learning result acquired from machine learning in advance by inputting a plurality of different pieces of information. The control instruction output portion limits the first instruction value and outputs it as a control instruction in a case where the first instruction value works in a direction leading to a greater vehicle state amount than a predetermined amount due to control of the variable damper based on the first instruction value.
B60G 17/018 - Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or s the regulating means comprising electric or electronic elements characterised by the use of a specific signal treatment or control method
Provided is an external environment recognition device capable of accurately detecting left and right road edges. This external environment recognition device: obtains road edge feature points corresponding to road edges from sensing results output from a vehicle-mounted sensing device for detecting information outside the vehicle; calculates, for each road edge feature point, a line representing the direction of the road edge constituted by the road edge feature point (e.g., a normal to the road edge); groups the road edge feature points into a right road edge group and a left road edge group according to the direction of each line; and identifies each road edge on the basis of the road edge feature points grouped in the same group corresponding to the road edge, thereby making it possible to accurately detect left and right road edges.
The present disclosure provides an air flow meter with which it is possible to highly accurately measure the flow rate of air in a main passage even in an environment in which there is increased pulsation of air in the main passage. The air flow meter is provided with a flow rate extraction element, a computation unit 121, a signal extraction unit 122, a first correction unit 123, and a combining unit 124c. The flow rate detection element is installed on an auxiliary passage for intaking air from the main passage and returning the air to the main passage, and outputs a detection signal DS corresponding to the flow rate of air flowing through the auxiliary passage. The computation unit 121 generates, on the basis of the detection signal DS, a detection flow rate Qo serving as an output signal corresponding to the flow rate of air flowing through the main passage. The signal extraction unit 122 extracts an AC component Qhpf of the detection flow rate Qo that is the output signal. The first correction unit 123 outputs a first corrective amount Q1 that corresponds to half-wave rectified waves of the AC component Qhpf and increases in correspondence with an increase in the pulsation amplitude rate of the AC component Qhpf. The combining unit 124c subtracts a corrective amount CA based on the first corrective amount Q1 from the detection flow rate Qo serving as the output signal.
G01F 1/68 - Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using thermal effects
G01F 1/72 - Devices for measuring pulsing fluid flows
16.
MOTOR CONTROL DEVICE AND MAGNETIC-POLE POSITION CALCULATING METHOD
This motor control device is connected to an angle sensor that outputs a sine-wave signal and a cosine-wave signal that vary in accordance with the magnetic-pole position of a motor, and the motor control device calculates the magnetic-pole position on the basis of the sine-wave signal and the cosine-wave signal output from the angle sensor, and controls the motor by utilizing the calculated magnetic-pole position. The motor control device comprises: a phase-difference computing unit that computes the phase difference between the sine-wave signal and the cosine-wave signal; and a phase-changing unit that, on the basis of the phase difference computed by the phase-difference computing unit, corrects the phases of the sine-wave signal and the cosine wave signal by changing each of the phases by the same amount so that the phase difference after correction will be 90 degrees in electrical angle.
An axle bracket (40) is provided with a connection part (50) for connecting a damper (30) to an axle (14a), and a brake attachment part (60) provided toward the rear side of a vehicle (10) with respect to the connection part (50). The brake attachment part (60) enables attachment of a brake (21). At least the connection part (50) includes a first introduction part (71) through which a fluid (FL) can be fed in the front-rear direction of the vehicle (10).
The present disclosure provides an electronic control device with which it is possible to sense any decrease in positioning accuracy caused by a deception signal. This electronic control device 2 comprises a ground feature comparison unit 21, a virtual recognition unit 22, and a deception assessment unit 23. The ground feature comparison unit 21 compares map information and an external environment recognition result based on the result of detecting a ground feature using an external environment sensor 5 and acquires the absolute position of the ground feature. The virtual recognition unit 22 generates a virtual recognition result corresponding to the external environment recognition result on the basis of the map information 4 and a positioning result based on the output of a receiver 3 for receiving a signal from a positioning satellite and reinforcement information, and acquires the relative position of the ground feature. When a deception assessment value, which increases with an increase in the magnitude of an error between the absolute position and the relative position of the ground feature and in the error duration, exceeds a threshold value, the deception assessment unit 23 assesses that the positioning accuracy has decreased due to a deception signal.
G01S 19/45 - Determining position by combining measurements of signals from the satellite radio beacon positioning system with a supplementary measurement
G01C 21/28 - Navigation; Navigational instruments not provided for in groups specially adapted for navigation in a road network with correlation of data from several navigational instruments
Provided is a valve device for which reliability has been improved. A plurality of orifice passages are formed by providing the inner surface of a valve member with grooves which extend in the radial direction of a cylinder. Due to this configuration, even if foreign matter clogs some of the orifice passages, the area of the flowpath can be ensured by the remaining orifice passages, and the reliability of the valve device can be increased.
F16K 17/04 - Safety valves; Equalising valves closing on insufficient pressure on one side spring-loaded
B60G 99/00 - Subject matter not provided for in other groups of this subclass
B61F 5/10 - Bolster supports or mountings incorporating fluid springs
F16F 9/14 - Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect
F16F 9/32 - Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium - Details
F16F 9/34 - Special valve constructions; Shape or construction of throttling passages
F16F 9/49 - Stops limiting fluid passage, e.g. hydraulic stops
This disc brake has a caliper and a carrier. In this carrier, a pair of inner-beam-side torque-receiving parts are provided inward from arm parts in the radial direction of a disc and are provided on both sides in the circumferential direction, and a pair of ear parts provided on a first friction pad of a pair of friction pads are respectively housed in the pair of inner-beam-side torque-receiving parts. Attachment parts are provided inward from the pair of inner-beam-side torque-receiving parts in the radial direction, disposed in positions where the attachment parts respectively overlap the pair of inner-beam-side torque-receiving parts in the circumferential direction, and linked to vehicle wheel support parts. First outer protrusions protrude the vehicle wheel supports parts from attachment surfaces of the attachment parts in the direction of a rotation axis, and the first outer protrusions are formed extending toward the arm parts near the attachment parts from the edges of the attachment surfaces of the attachment parts.
F16D 55/226 - Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes with axially-movable discs or pads pressed against axially-located rotating members by clamping an axially-located rotating disc between movable braking members, e.g. movable brake discs or brake pads with a common actuating member for the braking members the braking members being brake pads in which the common actuating member is moved axially
21.
SEMICONDUCTOR DEVICE AND METHOD FOR MANUFACTURING SEMICONDUCTOR DEVICE
A semiconductor device includes: a semiconductor element; and a first conductor and a second conductor respectively joined to a first surface and a second surface of the semiconductor element via Sn-based solder, in which a Ni-based plated layer is formed on surfaces of the first conductor and the second conductor that oppose the Sn-based solder and on the first surface and the second surface of the semiconductor element, and an interface reaction inhibition layer made of (Cu, Ni)6Sn5 and having a layer thickness of 1.2 to 4.0 μm is formed at an interface between the Ni-based plated layer and the Sn-based solder.
H01L 23/00 - SEMICONDUCTOR DEVICES NOT COVERED BY CLASS - Details of semiconductor or other solid state devices
H01L 21/48 - Manufacture or treatment of parts, e.g. containers, prior to assembly of the devices, using processes not provided for in a single one of the groups
Provided is a filter device including a π-type noise filter, and a metal case in which a first ground point and a second ground point are formed. The π-type noise filter includes a magnetic core configured to surround a direct current wiring, a first capacitor disposed in a stage preceding the magnetic core, a second capacitor disposed in a stage subsequent to the magnetic core, each of the first capacitor and the second capacitor connected to a corresponding one of the first ground point and the second ground point. A first partition and a second partition opposing each other are formed between the first ground point and the second ground point, and the first partition and the second partition have a predetermined gap between each other. Provided is a power conversion device including the filter device and a power conversion unit.
H02M 1/44 - Circuits or arrangements for compensating for electromagnetic interference in converters or inverters
H02M 7/48 - Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
A shock absorber is configured in such a manner that a flow passage area of each of first orifices 169 and 189 is smallest throughout a communication passage that establishes communication between a chamber 2A or 2B on an upstream side and a chamber 2B or 2A on a downstream side, and therefore prevents a pressure in a back-pressure chamber 55 or 26 from excessively increasing. As a result, the shock absorber can prevent overshoot of a damping force due to a delay of valve opening of a main valve 53 or 23 due to a remaining pressure in the back-pressure chamber 55 or 26 when a movement of a piston 3 is switched from one direction to an opposite direction.
F16F 9/516 - Special means providing automatic damping adjustment resulting in the damping effects during contraction being different from the damping effects during extension
F16F 9/348 - Throttling passages in the form of annular discs operating in opposite directions
F16F 9/19 - Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect involving only straight-line movement of the effective parts with a closed cylinder and a piston separating two or more working spaces therein with a single cylinder
Provided is a catalyst deterioration analysis device capable of detecting the degree of deterioration of a catalyst of a catalyst converter by a single oxygen concentration sensor without hindrance. The catalyst deterioration analysis device includes: a downstream air-fuel ratio level counting unit (35) that counts the number of times that an output signal of an oxygen concentration sensor (12) on a downstream side of a catalyst converter (11) exceeds a theoretical air-fuel ratio level; an upstream air-fuel ratio level counting unit (37) that counts the number of times that the air-fuel ratio level in an exhaust port of an internal combustion engine exceeds the theoretical air-fuel ratio level; a count storage unit (44) that stores these count values; and a catalyst deterioration analysis unit (38) that performs deterioration analysis of the catalyst on the basis of these count values. When starting the deterioration analysis of the catalyst, the catalyst deterioration analysis device uses the count value stored in the count storage unit (44) as an initial value to resume the counting.
F01N 3/00 - Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
F01N 3/20 - Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control specially adapted for catalytic conversion
F01N 3/24 - Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by constructional aspects of converting apparatus
F02D 45/00 - Electrical control not provided for in groups
25.
EXTERNAL ENVIRONMENT RECOGNITION DEVICE AND EXTERNAL ENVIRONMENT RECOGNITION METHOD
Provided is an external environment recognition device that reduces the influence on a distance measurement error that is caused by variations over time in optical and imaging systems of an in-vehicle stereo camera device by focusing on characteristics (individual variability) of the optical and imaging systems. For this purpose, this external environment recognition device comprises: a disparity calculation unit that calculates a disparity from images captured by an in-vehicle camera device having a plurality of cameras; a distance measurement unit that determines, from the disparity, the distance to an object outside the vehicle; a storage unit in which response characteristics and luminance characteristics of lenses of the plurality of cameras are recorded; a measured distance correction necessity determination unit that determines whether or not the distance to the object needs to be corrected using the response characteristics and the luminance characteristics of the lenses; and a measured distance correction unit that corrects the distance to the object on the basis of the response characteristics and the luminance characteristics of the lenses upon a determination that the correction is necessary.
G01B 11/245 - Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures using a plurality of fixed, simultaneously operating transducers
G01C 3/06 - Use of electric means to obtain final indication
26.
ONBOARD PROGRAM UPDATE SYSTEM AND ONBOARD PROGRAM UPDATE METHOD
Provided is an onboard program update system that makes it possible to curb the time and effort needed for version management of old programs as well as suppress task errors made during reprogramming tasks, without the need to prepare old programs in advance. This onboard program update system updates an old program, which is on a memory installed in an onboard unit, to a new program, the system being characterized by: transmitting, to the onboard unit, a first identifier group that is a set of identifiers which are respectively unique to a plurality of blocks into which the new program has been subdivided; receiving, from the onboard unit, region information specifying blocks corresponding to differences between the first identifier group and a second identifier group that is a set of identifiers respectively unique to blocks of the old program; and transmitting, to the onboard unit, bocks corresponding to the region information in the new program.
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
In a scene in which a plurality of surrounding environments and vehicle states are overlapped, provided is a motor control device in which both low loss and low NV can be appropriately achieved. The motor control device performs PWM control on a power converter connected to an AC motor and performing power conversion from DC power to AC power and is characterized by comprising: a pulse pattern determination unit that sets a plurality of PWM pulse patterns and a pulse pattern for performing the PWM control; an evaluation unit that determines the priority between the total loss of the AC motor and the power converter and the vibration noise of the AC motor; and a loss/NV calculation unit that calculates a value of the vibration noise and a value of the total loss of the torque and rotational speed of each of the pulse patterns. The evaluation unit determines the priority on the basis of a parameter relating to at least one of a surrounding environment, a mode designation by the intention of a driver, a battery remaining amount, a driving operation point, and a vehicle state. The pulse pattern determination unit sets the pulse pattern by using the priority determined by the evaluation unit, the value of the total loss, and the vibration noise.
H02P 21/05 - Arrangements or methods for the control of electric machines by vector control, e.g. by control of field orientation specially adapted for damping motor oscillations, e.g. for reducing hunting
H02P 27/08 - Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage using dc to ac converters or inverters with pulse width modulation
28.
PROPELLER SHAFT MANUFACTURING METHOD AND PROPELLER SHAFT
This propeller shaft (PS1) is configured so that: a weld (13) is formed by welding a first cylinder member (11) and a second cylinder member (12), and the thickness (Tw) of said weld is formed thinner than the thickness (T1) of a first end of a first cylinder section (111) and thinner than the thickness (T1) of a first end of a second cylinder section (121). Consequently, the thickness (Tw) of the weld (13) is reduced, and the weight of the weld (13) can be reduced. Due to this configuration, unbalanced rotation or yawing of the weld (13) when the propeller shaft (PS1) rotates can be suppressed.
B21K 1/06 - Making machine elements axles or shafts
B23K 20/12 - Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating the heat being generated by friction; Friction welding
B60K 17/22 - Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or type of main drive shafting, e.g. cardan shaft
This damper has: a case member inside of which a working fluid is sealed; a flange section; a rod-shaped member which protrudes from the axial-direction end surface of the flange section and has a rod-shaped section which is disposed inside of the case member and a male-threaded section provided to the rod-shaped section; an affixing member into which the rod-shaped section of the rod-shaped member is inserted; a first nut which is disposed so as to sandwich the affixing member between the first nut and the flange section, screws onto the male-threaded section, and has, on the end section to the side opposite the affixing member, a first inclined section that is inclined away from the male-threaded section; and a second nut which is disposed so as to sandwich the first nut between the second nut and the affixing member, on which is disposed a female-threaded section that screws onto the male-threaded section between the first nut and the male-threaded section, and on the radially outer circumference of the female-threaded section of which is formed a second inclined section of which at least portion abuts the first inclined section.
F16B 39/12 - Locking of screws, bolts, or nuts in which the locking takes place after screwing down by means of locknuts
F16F 9/18 - Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect involving only straight-line movement of the effective parts with a closed cylinder and a piston separating two or more working spaces therein
F16F 9/32 - Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium - Details
30.
AXLE BRACKET AND FRONT FORK FOR SADDLE-RIDING VEHICLE PROVIDED WITH SAME
An axle bracket (40) comprises: a coupling part (50) coupling a damper (30) to an axle (14a); and a brake mounting part (60) provided on a rear side of a vehicle (10) with respect to the coupling part (50). A brake (21) can be mounted to the brake mounting part (60). At least the coupling part (50) has a first introducing part (71) capable of guiding wind (FL) caused by travel from a front surface (50a) of the coupling part (50) to a rear surface (50b) of the coupling part (50). The first introducing part (71) is provided such that the brake (21) and the path of the wind (FL) caused by travel passing through the first introducing part (71) intersect.
A damping force generation mechanism with a flow path inside thereof, through which a fluid flows, includes: a valve body part including an elastically deformable elastic part and a pressure receiving part receiving pressure of the fluid; a valve seat part provided around a flow path port of the flow path, with which the pressure receiving part is able to make contact; and a support part provided in a constituent part constituting at least a part of a back pressure chamber applying a back pressure toward the valve seat part to the valve body part, the support part supporting an outer edge portion of the elastic part.
An object of the present invention is to provide a rotary electric machine in which damage of a magnet is suppressed and cooling performance of the magnet is improved.
An object of the present invention is to provide a rotary electric machine in which damage of a magnet is suppressed and cooling performance of the magnet is improved.
The present invention includes a rotation shaft 21, a rotor 20, and core end members 204 and 205 connected to end portions of the rotor 20. The rotor 20 includes a magnet 201, a rotor core 200, and interposed members 301a and 301b interposed between the magnet 201 and the rotor core 200. In the rotor core 200, a magnet insertion hole 202 for disposing the magnet 201 and flux barriers 203a and 203b are formed. The rotation shaft 21 is provided with a first flow path 21a through which a refrigerant flows. The core end members 204 and 205 are provided with a second flow path 504a joining the first flow path 21a and the flux barrier 203a. The interposed members 301a and 301b are provided along the axial direction such that a cooling flow path for the refrigerant is formed on both facing surfaces of the central portion of the magnet 201 in the axial direction, which are long sides of a rectangular cross section.
A power conversion device according to the present invention comprises a DC/DC converter and a control circuit unit which controls the same. The DC/DC converter has: a first power output circuit that converts first DC power into first AC power; an insulation transformer that converts the first AC power into second AC power; and one or a plurality of second power output circuits that respectively convert the second AC power into second DC power. The control circuit unit has a resonance characteristic computation unit that computes resonance characteristics of the second power output circuits on the basis of a load to which the second power output circuits each output the second DC power, and determines the drive frequency of the first power output circuit on the basis of output requirement values by the second power output circuits and the computed resonance characteristics.
H02M 3/28 - Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac
Provided is a map information processing device which contributes to the improvement of high-precision map verification performance by generating road information at a traffic lane level for a verification purpose by functioning as a means for extracting a road area corresponding to a road and a demarcation line corresponding to a traffic lane from an aerial image (for example, a ground photo photographed from an aircraft or a satellite), inferring the position of an object/structure (occlusion) which may cover the road, determining whether or not the demarcation line in the vicinity of the occlusion forms a continuous line by using the inferred occlusion position and demarcation line information, and next determining whether or not the traffic lane in the vicinity of the occlusion has continuity such that a misunderstanding about the continuity of the road when the presence of no occlusion is possible can be avoided to suppress the inclusion of incorrect information. This device generates traffic lane information which can be also used to generate appropriate traffic lane information for an area for which road information cannot be extracted due to an occlusion by using a satellite image/aerial photo for a map information verification purpose.
This power conversion device comprises: a power conversion circuit in which at least three-phases of upper/lower arm circuits having switching elements connected in series are connected in parallel and which outputs AC current to a motor via an output line, said AC current being generated by the switching elements of each phase; a breaker that is provided on the output line of each phase and allows the AC current to flow or interrupts the AC current; a first failure location determination unit that determines a failure location of the switching elements; a breaker control unit that sets, as a failure phase, a phase corresponding to the switching element determined as the failure location by the first failure location determination unit and controls the breaker of the failure phase so that the AC current of the failure phase is allowed to flow at a predetermined specific electric angle in one electric angle cycle and the AC current of the failure phase is interrupted at another electric angle except the specific electric angle; and a failure-time current control unit that controls the drive of other switching elements different from the switching element determined as the failure location.
H02M 7/48 - Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
36.
ELECTRONIC CONTROL DEVICE AND AUTHENTICATION METHOD
In an electrical control device, a hardware ID unique to an electronic control device and a software ID corresponding to a software program are set in a ROM, and a data rewriting device is allowed to rewrite data in the ROM in accordance with collation results between the hardware ID and the software ID. A software ID for development used during developing of the electronic control device and a software ID for mass production used during mass production are set in the ROM as the software ID. The hardware ID and the software ID for mass production are acquired from the ROM and collated, and when there is not a match, a software ID for development is further acquired from the ROM, and the hardware ID and the software ID for development are collated.
G06F 21/57 - Certifying or maintaining trusted computer platforms, e.g. secure boots or power-downs, version controls, system software checks, secure updates or assessing vulnerabilities
B60R 25/24 - Means to switch the anti-theft system on or off using electronic identifiers containing a code not memorised by the user
G06F 21/73 - Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer to assure secure computing or processing of information by creating or determining hardware identification, e.g. serial numbers
A travel control device that prevents malfunctioning of an intersection AEB system is provided. The travel control device includes a sensor that detects the front side, and a control unit that controls a brake, based on information from the sensor. When determining that a host vehicle is going to traverse an intersection and make a turn, the control unit carries out control for controlling the brake when the speed of an oncoming vehicle is equal to or higher than a given threshold. When determining that the oncoming vehicle detected by the sensor is going to traverse the intersection and make a turn, the control unit increases the threshold.
B60T 8/58 - Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration responsive to speed and another condition or to plural speed conditions
There is provided an electronic control device that performs distributed processing using a plurality of microcomputers and can perform highly accurate time synchronization between the microcomputers with less delay without hindering arithmetic processing of each microcomputer. The device includes a plurality of microcomputers, and a waveform generation circuit connected between a master microcomputer serving as a time synchronization source and a slave microcomputer that performs time synchronization, among the plurality of microcomputers, wherein the master microcomputer outputs a reset signal synchronized with time to the waveform generation circuit, the waveform generation circuit outputs a waveform signal corresponding to a change in time of the master microcomputer, to the slave microcomputer, and the slave microcomputer measures a voltage value of the waveform signal and detects time corresponding to the measured voltage value.
This shock absorber includes a first damping force generation mechanism (41) provided in a passage (92) of a piston (21), a second damping force generation mechanism (183) provided in a piston rod (25), and a fluid storage mechanism (190) provided in the piston rod (25). The fluid storage mechanism (190) includes a flexible disc (100) which deforms before the second damping force generation mechanism (183) opens, and a plate-shaped biasing member (116, 117) which has a hole portion (415) between an inner circumferential end portion and an outer circumferential end portion, and in which the inner circumferential end portion is formed so that the piston rod (25) can be inserted therein.
A vehicle control device, a vehicle control method, and a vehicle control system according to the present invention obtains, when a vehicle traveling under a lane keeping control is to change lanes, based on a stored physical quantity related to a lateral position of the vehicle relative to a lane marker and a stored physical quantity related to a yaw angle of the vehicle relative to the lane marker, a physical quantity related to a target trajectory to allow the vehicle to cross a boundary toward a destination lane of the lane change to travel while keeping a predetermined position in a width direction of the destination lane of the lane change, and outputs, based on the physical quantity related to the target trajectory, a control command related to a steering to allow the vehicle to change lanes.
An electronic control device includes: a microcomputer; a wake-up circuit; and a relay switch self-retaining a power relay, and the wake-up circuit operates the relay switch in response to a wake-up signal from an OTA electronic control device, and starts power supply to the microcomputer to cause starting-up. During shutdown processing for the microcomputer, the microcomputer outputs a stop command to the relay switch before outputting a stop command to the wake-up circuit, whereby an output terminal (INH terminal) of the wake-up circuit is diagnosed for fixation based on an output signal from the wake-up circuit.
An electronic control device capable of improving cooling performance by air cooling is provided.
An electronic control device capable of improving cooling performance by air cooling is provided.
The electronic control device includes a circuit board 6 (board), a heat-generating component 7 (heating element) mounted on the circuit board 6, a heat dissipation material 12 (thermally conductive material) that is in contact with the heat-generating component 7 and conducts heat of the heat-generating component 7, a fin-integrated housing 3 (housing) that is in contact with the heat dissipation material 12 and covers the circuit board 6, and a cover 1 that covers the fin-integrated housing 3. The cover 1 has a hole (2) 8 and a hole (3) 9 as intake holes, and a hole (1) 2 as an exhaust hole. The hole (1) 2 is formed at a position close to the heat-generating component 7 relative to the hole (2) 8 and the hole (3) 9. The hole (2) 8 and the hole (3) 9 are formed at positions away from the heat-generating component 7 relative to the hole (1) 2.
Provided is an SOC prediction system (200) that predicts a battery state at a future planned waypoint of a host vehicle using energy consumption prediction parameters, the SOC prediction system being an energy consumption prediction device for enabling accurate travel planning by appropriately correcting the energy consumption prediction parameters. The SOC prediction system (200) comprises: a charge state prediction result calculation unit (300) that calculates energy consumption on the basis of the energy consumption prediction parameters, and predicts a future charge state of the battery of the host vehicle; and an SOC prediction result correction unit (310) that compares the charge state prediction result output from the charge state prediction result calculation unit (300) with the actual measurement result of the charge state of the battery measured while the host vehicle is actually traveling, calculates an error, corrects the charge state prediction result on the basis of the error, and outputs the corrected charge state prediction result as an SOC prediction result.
B60L 58/12 - Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries responding to state of charge [SoC]
44.
EXTERNAL ENVIRONMENT RECOGNITION DEVICE AND EXTERNAL ENVIRONMENT RECOGNITION METHOD
The present invention provides an external environment recognition device that is capable of determining, by using a plurality of cameras in combination, a place that allows a vehicle to safely yield when a specific vehicle has been recognized, even if the vehicle is equipped with no distance sensor such as a radar, LiDAR, an ultrasonic sensor, or an infrared sensor. To this end, provided is an external environment recognition device comprising: a plurality of cameras that are provided so as to have, in the vicinity of a vehicle, a plurality of stereo-vision regions in which field-of-view regions overlap at least partially; a three-dimensional information generation unit that performs a stereo matching process in each of the plurality of stereo-vision regions so as to generate three-dimensional information; a three-dimensional information accumulation unit that accumulates, in chronological order, pieces of the three-dimensional information generated while the vehicle is travelling; and a three-dimensional information updating unit that uses a new piece of three-dimensional information generated by the three-dimensional information generation unit to update the three-dimensional information accumulated in the three-dimensional information accumulation unit.
Provided is an on-board camera system that can acquire accurate three-dimensional information and target recognition information without being influenced by vehicle speed. The on-board camera system comprises: a plurality of cameras disposed in a host vehicle so as to have a stereoscopic region overlapped by at least a portion of a field of view; a movement amount calculation unit that calculates a movement amount of a feature point in the stereoscopic region imaged by the plurality of cameras on the basis of the behavior of the host vehicle; a first exposure condition determination unit that determines a first exposure condition of the plurality of cameras such that the movement amount is a threshold value or lower; a second exposure condition determination unit that determines a second exposure condition of the plurality of cameras on the basis of an external light condition outside the vehicle; a three-dimensional information acquisition unit that acquires three-dimensional information about the stereoscopic region by using an image captured under the first exposure condition; a target recognition unit that recognizes a target around the host vehicle by using an image captured under the second exposure condition; and an exposure control unit that switches the respective exposure conditions of the plurality of cameras to the first exposure condition or the second exposure condition.
This electronic control device is provided with a housing having a rectangular plate that is formed of a resin containing fibers, and lateral walls that are erected on three of the four sides with respect to the plate. When a side not provided with the lateral wall among the four sides is a forward side and the side opposite to the forward side is a rearward side, two gate traces resulting from injection of the resin are formed side by side in a direction from the forward side to the rearward side on the plate.
B29C 45/46 - Means for plasticising or homogenising the moulding material or forcing it into the mould
H01L 23/08 - Containers; Seals characterised by the material of the container or its electrical properties the material being an electrical insulator, e.g. glass
The problem of the present invention is to provide a diagnosis server for easily diagnosing whether an abnormality that has occurred in a vehicle was caused by an attack or simply a failure. A diagnosis server 1 according to the present invention comprises a log acquisition unit 13 that acquires the history of a first log indicating whether or not an ECU 32 of a vehicle 3 has executed predetermined processing in response to a request signal for requesting the ECU 32 to execute the predetermined processing, and a communication determination unit 15 that, if the history of the first log includes a non-execution log indicating that the predetermined processing has not been executed, determines validity of communication used for transmitting a request signal corresponding to the non-execution log.
G06F 21/55 - Detecting local intrusion or implementing counter-measures
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
B60R 16/023 - Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric for transmission of signals between vehicle parts or subsystems
The present invention improves a problem associated with the acquisition of loss data and accurately estimates, from a sense current, main current flowing through a power device. This power device current detection device is characterized in that a circuit for detecting the current of a power device mounted with a power semiconductor having a main element, a current detection sense element, and a temperature detection temperature-sensitive element comprises: a sense element temperature estimation unit for estimating, on the basis of the output of the temperature-sensitive element, a sense element temperature that is the temperature of the sense element; a reference temperature acquiring unit for acquiring the reference temperature of the power device; a main element temperature estimation unit for estimating, on the basis of the sense element temperature and the reference temperature, a main element temperature that is the temperature of the main element; and a main current estimation unit for estimating, on the basis of a sense current value detected by the sense element, the sense element temperature, and the main element temperature, a main current value flowing through the main element. The main element temperature estimation unit uses a thermal impedance ratio that is the ratio between the mutual thermal impedance of the sense element with respect to the heat generation of the main element and the self-thermal impedance of the main element to estimate the main element temperature.
H02M 1/00 - APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF - Details of apparatus for conversion
H02M 7/48 - Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
49.
CONTROL DEVICE, CONTROL METHOD, AND CONTROL SYSTEM
The control device, control method, and control system according to the present invention actively vary, in a vehicle provided with a steer-by-wire type steering device, the amount of change per unit time of the yaw rate generated in the vehicle in response to a steering operation on the basis of a first physical amount relating to operation information on a steering operation input device and a second physical amount relating to the acceleration and deceleration of the vehicle. Consequently, an increase in the ease of operation and an increase in operation accuracy can be achieved.
The present invention relates to a control system, a control device, and a diagnosis method. The control device comprises: a first control unit which is connected with a sensor of a first sensor group through a first connector; and a second control unit which is connected with a sensor of a second sensor group through a second connector. When an abnormality of a first connector has been detected, the control device stops a fault diagnosis for each sensor of the first sensor group, and when an abnormality of a second connector has been detected, the control device stops a fault diagnosis for each sensor of the second sensor group.
G05B 9/03 - Safety arrangements electric with multiple-channel loop, i.e. redundant control systems
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
A shock absorber includes a first passage (92) through which a working fluid flows out from a chamber that is an upstream side to a chamber (23) that is a downstream side due to movement of a piston (21), a first damping force generating mechanism (41) provided in the first passage (92) to generate a damping force, a second passage (182) provided separately from the first passage (92), a second damping force generating mechanism (183) provided in the second passage (182) and opened to generate a damping force when a piston speed is lower than that of the first damping force generating mechanism (41), a third passage (512) provided separately from the second passage (182), a volume variable mechanism (186) provided in the third passage (512), a fourth passage (521) provided separately from the third passage (512), and a relief mechanism (522) provided in the fourth passage (521) and opened after the second damping force generating mechanism (183) is opened.
F16F 9/34 - Special valve constructions; Shape or construction of throttling passages
F16F 9/18 - Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect involving only straight-line movement of the effective parts with a closed cylinder and a piston separating two or more working spaces therein
F16F 9/348 - Throttling passages in the form of annular discs operating in opposite directions
F16F 9/512 - Means responsive to load action on the damper or fluid pressure in the damper
52.
ROTOR OF ROTATING ELECTRICAL MACHINE AND ELECTRICAL DRIVE SYSTEM
An object of the present invention is to provide a structure capable of stably holding a bonded magnet into a magnet insertion part of a rotor core. A rotor of a rotating electrical machine includes a bonded magnet 112, an elastic member 113 having a bent part 113a, and a rotor core provided with a magnet storage part storing the bonded magnet 112 and the elastic member 113. The elastic member 113 is embedded in the bonded magnet 112 in a state where at least a part of the bent part 113a is exposed from the bonded magnet 112, and an exposed part 113c of the bent part 113a from the bonded magnet 112 comes into contact with an inner wall of the magnet storage part 114 and elastically deforms.
H02K 1/28 - Means for mounting or fastening rotating magnetic parts on to, or to, the rotor structures
H02K 1/276 - Magnets embedded in the magnetic core, e.g. interior permanent magnets [IPM]
H02K 15/03 - Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies having permanent magnets
H02K 15/12 - Impregnating, heating or drying of windings, stators, rotors or machines
Provided is a stereo image processing device that has a simple structure. The stereo image processing device for processing a stereo image is characterized by comprising a first reflecting unit and a second reflecting unit that reflect an image of a subject, and a camera that images the subject, wherein: a sensor of the camera has thereon at least three regions of sensor regions made up of a first sensor region, a second sensor region, and a third sensor region; the third sensor region is interposed between the first sensor region and the second sensor region; light that is from the subject and is reflected by the first reflecting unit is incident to the first sensor region; and light that is from the subject and is reflected by the second reflecting unit is incident to the second sensor region.
G01B 11/245 - Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures using a plurality of fixed, simultaneously operating transducers
G01C 3/06 - Use of electric means to obtain final indication
54.
CONTROL VALVE AND VALVE TIMING CONTROL DEVICE FOR INTERNAL COMBUSTION ENGINE TO WHICH CONTROL VALVE IS APPLIED
A valve body 31 includes a valve housing hole 31a formed along an internal axial direction, and an advancing angle port 37, an introduction port 39, and a retarded angle port 38 that are arranged along an axial direction. A spool valve includes first and second land portions 32a and 32b provided on an inner peripheral surface of the valve housing hole so as to be slidable in the axial direction, and a coupling portion 32c connecting the first and second land portions and having a smaller outer diameter than the first and second land portions. A filtering member 21 includes a frame portion 22 fitted and held in a fitting groove 40, a filter portion 23 provided in the frame portion, and an engaging portion 24 that protrudes inward from the frame portion and comes into engagement with an inner open edge 39a of the introduction port by elastic force. Accordingly, enlargement of the valve body can be suppressed by improving the structure of mounting the filtering member to the ports of the control valve.
In a variable displacement oil pump according to the present invention, a second gap (C2) formed between a second seal slidable contact surface (112b) and a second seal portion (SL2) is set larger than a first gap (C1) formed between a first seal slidable contact surface (112a) and a first seal portion (SL1). This allows the oscillation of a cam ring (4) to be guided by the first seal portion (SL1), which has a relatively small clearance, and a pivot portion (PV), while the clearance (second gap C2) of the second seal portion (SL2) is set relatively large, thereby preventing galling (catching) in the first seal portion (SL1) during the oscillation of the cam ring (4) and improving the slidability of the cam ring (4).
F04C 14/22 - Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations characterised by varying the volume of the working chamber by changing the eccentricity between cooperating members
F04C 2/344 - Rotary-piston machines or pumps having the characteristics covered by two or more of groups , , , or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group or and relative reciprocation between the co-operating members with vanes reciprocating with respect to the inner member
56.
STEERING OPERATION CONTROL DEVICE, STEERING OPERATION CONTROL METHOD, AND STEERING SYSTEM
Provided are a new steering operation control device and a new steering operation control method which can suppress the unintended rotation of a steering wheel with a simple configuration. The present invention comprises: a steering control unit which controls a steering actuator that operates a steering mechanism that drives a steering wheel; and a reaction control unit which controls a reaction actuator 18 that is coupled to the steering wheel 12 and imparts a reaction force, wherein the reaction control unit has a function for outputting, to the reaction actuator, a stop position maintaining signal required for the reaction actuator to maintain the current position of the steering wheel, when a driver is detected to have gotten off or on a vehicle. Since the stop position maintaining signal for maintaining the current position of the steering wheel is simply given to the reaction actuator, the unintended rotation of the steering wheel can be suppressed with a simple configuration.
An object of the present invention is to improve the holding power of magnets used in the rotary electric machine. In a lateral cross section, magnets 112-1, 112-2 are arranged such that a q-axis side portion is located on an outer diameter side with respect to a d-axis side portion, and a magnet thickness Ti on an inner diameter side (d-axis side) of a rotor core 111 is formed to be larger than a magnet thickness To on the outer diameter side (q-axis side) of the rotor core 111. An axial space 120 is formed in the magnets 112-1, 112-2. The axial space 120 is formed such that when the lateral cross section of each of the magnets 112-1, 112-2 is divided into an outer diameter side region 112o and an inner diameter side region 112i in a manner that the lateral cross section areas are equal to each other with a circumference C around a rotation center as a boundary, a space density of the axial space 120 in the inner diameter side region 112i is larger than a space density of the axial space 120 in the outer diameter side region 112o.
This semiconductor device comprises: one or more semiconductor modules aligned in one row; a pair of cooling members that are arranged such that the semiconductor modules are interposed therebetween and that cool the semiconductor modules; a pair of sandwiching members that are arranged so as to face the sides of the pair of cooling members that are opposite the sides thereof that face the semiconductor modules; and a connection part that connects the pair of sandwiching members to each other and that pushes on each of the cooling members facing the sandwiching members. At least one of the pair of sandwiching members includes: a plurality of support parts that are arranged at both ends of the aligned semiconductor modules and so as to oppose each other between the semiconductor modules; and spring parts that extend from the respective support parts in the alignment direction of the semiconductor modules and that contact the cooling members. The connection part connects the support part provided to one of the sandwiching members to the other of the sandwiching members.
Provided is an electromagnetic valve drive device that controls a period at which a solenoid coil provided in a fuel injection valve is energized, and that causes the fuel injection valve to inject fuel a plurality of times in one combustion cycle of an internal combustion engine, the electromagnetic valve drive device comprising: a storage unit that stores a correction amount map showing a relationship between an energization idle period from a complete time of a previous energization period that is an energization period for precedent fuel injection in one combustion cycle to a start time of a subsequent energization period that is an energization period for next fuel injection and a correction amount with respect to the subsequent energization period; an energization period correction unit that calculates a correction amount from a command value in the energization idle period on the basis of the correction amount map, and that corrects the subsequent energization period on the basis of the calculated correction amount; and an energization control unit that energizes the solenoid coil on the basis of a subsequent correction energization period that is the subsequent energization period corrected by the energization period correction unit.
This battery control device comprises: a leader device that monitors the state of a plurality of battery cell groups provided in a vehicle; and a plurality of follower devices that are installed in the respective battery cell groups, that detect the state of each of the battery cell groups, and that transmit the states of the battery cell groups to the leader device. The leader device and the plurality of follower devices communicate in turns through time-sharing. The follower devices each have an anomaly detection unit that monitors communications between other follower devices and the leader device to detect anomalies in the communications, and if the anomaly detection unit detects an anomaly in the communication, the host follower device transmits the information of the other follower device together with the information of the host follower device to the leader device.
H02J 7/00 - Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
G01R 31/396 - Acquisition or processing of data for testing or for monitoring individual cells or groups of cells within a battery
H01M 10/48 - Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
The objective of the present invention is to provide an electronic control system that ascertains the states of the whole vehicle at the time of occurrence of a communication error after a communication recovery even in a case of the communication error having occurred in a Zone architecture. An electronic control system 1 according to the present invention comprises a first electronic control device 100 and a plurality of second electronic control devices 210, 220. The first electronic control device 100 receives signals outputted from the plurality of second electronic control devices 210, 220; generates processed data by processing the signals received from the plurality of second electronic control devices 210, 220; stores the generated processed data in a first storage unit 140 by overwriting; and, in a case of a communication error occurring between the first electronic control device 100 and at least one of the second electronic control devices 210, 220, stores, without overwriting, as the data at the time of occurrence of the error, the processed data that had been stored in the first storage unit 140 at the time of detecting the occurrence of the communication error and that was generated from the signals outputted from all of the second electronic control devices 210, 220.
The present invention addresses the problem of achieving an update management system that enables program writing and switching while a vehicle is traveling, without having a two-plane memory structure, in an ECU configuration having redundancy. This update management system is mounted in a vehicle and has a plurality of computation devices and an update management device that controls the plurality of computation devices. The plurality of computation devices include at least a first computation device and a second computation device. The update management device determines whether the second computation device is executing a redundant process while a vehicle is traveling, controls the execution of a redundant process by the first computation device if it is determined that a redundant process is not being executed by the second computation device, and updates a program stored in the second computation device.
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
Provided is a vehicle drive system that reduces oil agitation loss which occurs in a reduction gear during vehicle startup, and that sufficiently sends a cooling oil to a motor to improve the reliability of the motor. This vehicle drive system 100a is characterized by comprising: an electric motor 1; a reduction gear 2; a reduction gear casing 2b that houses the reduction gear 2; an oil 8 that is accommodated in the reduction gear casing 2b; an oil storage unit vertically over the electric motor 1; a pump 3 that sends the oil 8 stored in a lower portion of the reduction gear 2 to the oil storage unit 5; a pipe 9 that connects the oil storage unit 5 and the electric motor 1; a valve 6 that is provided to the pipe 9 to control conduction/interruption of the pipe 9; and a control device 20 that controls the electric motor 1, the reduction gear 2, the pump 3, and the valve 6. This vehicle drive system is also characterized in that the control device 20 uses the valve 6 to control the starting/stopping of supply of the oil 8 from the oil storage unit 5 to the electric motor 1.
B60L 15/00 - Methods, circuits or devices for controlling the propulsion of electrically-propelled vehicles, e.g. their traction-motor speed, to achieve a desired performance; Adaptation of control equipment on electrically-propelled vehicles for remote actuation from a stationary place, from alternative parts of the vehicle or from alternative vehicles of the same vehicle train
B60L 9/18 - Electric propulsion with power supply external to the vehicle using ac induction motors fed from dc supply lines
F16H 57/04 - Features relating to lubrication or cooling
H02K 9/19 - Arrangements for cooling or ventilating for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil
Provided are a vehicle control device and a vehicle control method: that take into consideration individual differences and the effect of vehicle motion, not only in the horizontal direction but also in the front-rear direction, on the head shaking of a passenger, and that further reduce the head shaking of the passenger through vehicle motion that coordinates the front-rear and horizontal directions. This vehicle control device is characterized by comprising: a head shake prediction model that finds, relative to a head shake of a passenger in a first direction caused by vehicle motion in the first direction, a change in the head shake of the passenger in the first direction caused by the vehicle motion in a second direction different than the first direction; and a vehicle motion generation unit that generates a vehicle motion on the basis of the head shake prediction model.
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
The present invention achieves a stereo image processing device with a simple structure. This stereo image processing device processes a stereo image, the device being characterized by comprising a plurality of reflecting parts that reflect images of a subject, and one camera that images the subject, wherein the camera detects an image reflected only once by the plurality of reflecting parts.
G03B 35/08 - Stereoscopic photography by simultaneous recording
B60R 1/24 - Real-time viewing arrangements for drivers or passengers using optical image capturing systems, e.g. cameras or video systems specially adapted for use in or on vehicles for viewing an area outside the vehicle, e.g. the exterior of the vehicle with a predetermined field of view in front of the vehicle
G01C 3/06 - Use of electric means to obtain final indication
H04N 13/218 - Image signal generators using stereoscopic image cameras using a single 2D image sensor using spatial multiplexing
66.
BRAKE FLUID PRESSURE CONTROL DEVICE FOR BAR HANDLE VEHICLE
[Problem] The objective of the present invention is to achieve a cost reduction by adopting a configuration in which brake hold control can be implemented without providing a hydraulic unit for a driving wheel. [Solution] This brake fluid pressure control device for a bar handle vehicle comprises: a driving wheel side brake for braking a driving wheel; a driven wheel side brake for braking a driven wheel; a hydraulic unit for increasing, holding, and reducing a hydraulic pressure of the driven wheel side brake; and a control portion for controlling the hydraulic unit. The control portion executes brake hold control including: determining whether the bar handle vehicle is stopped (S1); and, if it is determined that a condition for maintaining the vehicle stop is satisfied (S2: Yes), performing pressure increase control (S3) to increase the hydraulic pressure of the driven wheel side brake, and holding control (S5) to hold the hydraulic pressure of the driven wheel side brake.
A universal joint includes: a yoke; cups; a cross shaft; a plurality of needles; washers each including; a washer main body portion which has a circular plate shape, and which is disposed between one of the cup bottom portions, and one of the shaft portions, a needle side raised portion which has an annular shape, which is integrally formed on an outer circumference side of one of the washer main body portion, and which protrudes toward the needle side, and a cup bottom portion side raised portion which has an annular shape, which is integrally formed on the outer circumference side of the one of the washer main body portions, and which protrudes toward the cup bottom portion side.
F16D 3/41 - Hooke's joints or other joints with an equivalent intermediate member to which each coupling part is pivotally or slideably connected with a single intermediate member with trunnions or bearings arranged on two axes perpendicular to one another with intermediate member provided with two pairs of outwardly-directed trunnions on intersecting axes with ball or roller bearings
In some examples, a first electronic control unit (ECU) receives zone sensor data of a plurality of zones associated with a vehicle. For instance, a respective second ECU and a respective set of zone sensors is associated with each respective zone of the plurality of zones. Based on an indicated driving mode of the vehicle, the first ECU may perform recognition on the zone sensor data from a first zone of the plurality of zones to determine first recognition information. The first ECU receives second recognition information from the respective second ECUs of the respective zones. For instance, the respective second ECUs are configured to perform recognition processing on respective zone sensor data from the set of zone sensors of the respective zones. Based on the first recognition information and the second recognition information, the first ECU sends at least one control signal to at least one vehicle actuator.
A motor drive device includes a first drive system in which a first power supply circuit and a first central processing unit are arranged in order in a first direction, and a second drive system in which a second power supply circuit and a second central processing unit are arranged in order in a second direction. The first direction and the second direction are opposite to each other. Calling a straight line passing between the first power supply circuit and the first central processing unit, perpendicular to the first direction, a first virtual line and calling a straight line passing between the second power supply circuit and the second central processing unit, perpendicular to the second direction, a second virtual line, the first central processing unit and the second central processing unit are disposed within an area sandwiched by the first virtual line and the second virtual line.
A controller estimates a state of a vehicle based on a wheel speed sensor provided on the vehicle, and outputs a control signal to a shock absorber provided between a wheel and a vehicle body according to the estimated state of the vehicle. The controller uses information of a sensor of an in-vehicle apparatus other than an apparatus dedicated to the shock absorber as an observed value in the estimation of the state of the vehicle. In other words, the controller uses sensor information of a navigation apparatus corresponding to the in-vehicle apparatus other than the shock absorber, more specifically, gyro information meaning information of a gyro sensor mounted on the navigation apparatus as the observed value in the estimation of the state of the vehicle.
B60G 17/018 - Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or s the regulating means comprising electric or electronic elements characterised by the use of a specific signal treatment or control method
B60G 17/0165 - Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or s the regulating means comprising electric or electronic elements characterised by their responsiveness, when the vehicle is travelling, to specific motion, a specific condition, or driver input to an external condition, e.g. rough road surface, side wind
71.
Communication Device, Communication System, and Communication Method
A communication device includes: a transmitting circuit that repeatedly outputs a first prescribed signal to a transmission path at a prescribed cycle; a receiving circuit that receives a second prescribed signal repeatedly output at the prescribed cycle from another communication device via the transmission path; a waveform equivalence processing unit that performs waveform equivalence processing on the signal received by the receiving circuit; a holding unit that holds parameters of the waveform equivalence processing; a storage unit that stores information on a signal propagation speed in the transmission path, duration of a prescribed cycle, and a transmission rate; and an abnormality position determining unit that calculates a distance to a position of an abnormality in the transmission path using information on the parameter caused by the abnormality of the transmission path among the parameters and the information stored in the storage unit.
Provided is a fuel injection control device for controlling a fuel injection device capable of injecting fuel a plurality of times in one combustion cycle of an internal combustion engine, said fuel injection control device comprising a control unit that performs control such that, when the environmental temperature of the internal combustion engine at the starting or re-starting of the internal combustion engine is lower, there is a greater increase in the injection amount in a later fuel injection among a plurality of fuel injections in a compression stroke.
F02B 17/00 - Engines characterised by means for effecting stratification of charge in cylinders
F02M 51/00 - Fuel-injection apparatus characterised by being operated electrically
F02D 43/00 - Conjoint electrical control of two or more functions, e.g. ignition, fuel-air mixture, recirculation, supercharging or exhaust-gas treatment
73.
TRAVEL ASSISTANCE DEVICE AND TRAVEL ASSISTANCE METHOD
Provided is a travel assistance device comprising: a detection result storage unit that stores a detection result from an external sensor installed on a vehicle; a moving object recognition unit that recognizes a nearby moving object on the basis of a detection result from the external sensor; a path storage unit that stores a path on which the vehicle has moved on the basis of vehicle information acquired by a vehicle sensor installed on the vehicle; a stop initial position determination unit that determines an initial position at which the vehicle has stopped before starting on the basis of the detection result stored in the detection result storage unit; and a vehicle control unit that stops the vehicle on the basis of a recognition result from the moving object recognition unit after the vehicle starts from the initial position. The detection result storage unit stores the detection result at least at the initial position and on the path. The vehicle control unit controls movement on the path from a stop position at which the vehicle has stopped to the initial position on the basis of a detection result from the external sensor at the current position of the vehicle and the detection result from the external sensor stored in the detection result storage unit.
B60W 40/02 - Estimation or calculation of driving parameters for road vehicle drive control systems not related to the control of a particular sub-unit related to ambient conditions
This semiconductor device comprises: a plurality of semiconductor elements; a conductor plate to which the plurality of semiconductor elements are joined; an insulation sheet which is bonded to the opposite face of the conductor plate from the side facing the plurality of semiconductor elements; and a resin member which seals the plurality of semiconductor elements, the insulation sheet and the conductor plate. The conductor plate includes a plurality of element joining regions to which the plurality of semiconductor elements are respectively joined, and a connection region which is provided between the plurality of element joining regions. The surface of the element joining regions of the conductor plate on the side facing the insulation sheet protrudes beyond surface of the connection region on the side facing the insulation sheet and is bonded to the insulation sheet. The resin member is filled between the insulation sheet and the surface of the connection region of the conductor plate on the side facing the insulation sheet.
H01L 25/07 - Assemblies consisting of a plurality of individual semiconductor or other solid state devices all the devices being of a type provided for in the same subgroup of groups , or in a single subclass of , , e.g. assemblies of rectifier diodes the devices not having separate containers the devices being of a type provided for in group
H01L 21/60 - Attaching leads or other conductive members, to be used for carrying current to or from the device in operation
H01L 23/36 - Selection of materials, or shaping, to facilitate cooling or heating, e.g. heat sinks
H01L 25/18 - Assemblies consisting of a plurality of individual semiconductor or other solid state devices the devices being of types provided for in two or more different subgroups of the same main group of groups , or in a single subclass of ,
In some examples, a first electronic control unit (ECU) receives zone sensor data of a plurality of zones associated with a vehicle. For instance, a respective second ECU and a respective set of zone sensors is associated with each respective zone of the plurality of zones. Based on an indicated driving mode of the vehicle, the first ECU may perform recognition on the zone sensor data from a first zone of the plurality of zones to determine first recognition information. The first ECU receives second recognition information from the respective second ECUs of the respective zones. For instance, the respective second ECUs are configured to perform recognition processing on respective zone sensor data from the set of zone sensors of the respective zones. Based on the first recognition information and the second recognition information, the first ECU sends at least one control signal to at least one vehicle actuator.
This shock absorber includes a first damping force generation mechanism provided in a passage of a piston, and a second damping force generation mechanism provided in a piston rod. The second damping force generation mechanism includes a valve seat member, a sub-valve provided in the valve seat member, and a cap member covering one end side of the second damping force generation mechanism and at least a part of an outer circumference of the valve seat member. A communication passage is formed on one end side of the cap member. A biasing member provided so that one end surface side is in contact with an outer circumferential side of the cap member with respect to the communication passage, and a bendable flexible disc provided so that the other end surface side of the biasing member is in contact therewith.
F16F 9/34 - Special valve constructions; Shape or construction of throttling passages
F16F 9/18 - Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect involving only straight-line movement of the effective parts with a closed cylinder and a piston separating two or more working spaces therein
F16F 9/348 - Throttling passages in the form of annular discs operating in opposite directions
F16F 9/512 - Means responsive to load action on the damper or fluid pressure in the damper
A front fork includes a shock absorber body, a fixing member, and a support portion. A length of a contact surface of the support portion in contact with the outer peripheral surface of the first cylindrical body in a circumferential direction of the first cylindrical body is smaller than a peripheral length of the outer peripheral surface. The support portion is provided at a portion where a contact surface pressure between the fixing member and the support portion increases when the vehicle decelerates.
B62K 25/08 - Axle suspensions for mounting axles resiliently on cycle frame or fork with telescopic fork, e.g. including auxiliary rocking arms for front wheel
B62K 21/02 - Front wheel forks or equivalent, e.g. single tine
The present disclosure provides a strain detection device that can be made more compact than previous functional components and can demonstrate an improvement in strain detection accuracy, without hindering tire deformation. One embodiment of the present application comprises: a housing 110 that is adhered to an inner circumferential surface Ti of a tire T via an elastic adhesive EA; and a recess 111c that is provided in an end surface 111e of the housing 110, said end surface 111e facing the inner circumferential surface Ti of the tire T. Additionally, a strain detection device 100 comprises: a strain detection element 120 that is positioned in a center section of the recess 111c and detects the strain of the tire T via the elastic adhesive EA; and an elastic member 130 that is positioned in an inside peripheral edge section of the recess 111c and protrudes farther toward the inner circumferential surface Ti of the tire T than the end surface 111e of the housing 110. The elastic adhesive EA is filled into a space that is inside of the elastic member 130 and between a bottom surface 111b of the recess 111c and the inner circumferential surface Ti of the tire T.
This power conversion device comprises a power module having a semiconductor device for converting DC power to AC power and a cooling flow path for cooling the semiconductor device. The power conversion device has a metal housing member thermally connected to the cooling flow path at the bottom via a thermally conductive member. The housing member houses a plurality of smoothing capacitors for smoothing the DC power. The plurality of smoothing capacitors are electrically connected to the semiconductor device via a DC bus-bar that is connected to the semiconductor device and inputs the DC power to the semiconductor device.
H02M 7/48 - Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
This power conversion device comprises a plurality of power modules, a plurality of smoothing capacitors, a first DC busbar, and a second DC busbar. The first and second DC busbars have positive and negative electrode busbars stacked on each other. The plurality of smoothing capacitors are disposed between the first DC busbar and the power modules. The first DC busbar has: a protruding portion passing between the plurality of smoothing capacitors and extending to the side on which the power modules are disposed; and a first connection portion connecting to the smoothing capacitors. The protruding portion has a second connection portion connecting to the second DC busbar. The second DC busbar has a third connection portion connecting to the power modules and a fourth connection portion connecting to the second connection portion.
H02M 7/48 - Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
A propeller shaft (PS) according to the present invention is provided with a minimum diameter recess (71) in a stub shaft part (12) of a first shaft member (1) at a position overlapping a vehicle mounting member (5) such that the minimum diameter recess (71) forms a weakest part (WP) having the lowest torsional strength in the first shaft member (1), which includes a first joint member (J1). For this reason, there is no fear in that a first drive-side joint member (J11) may constitute the weakest part (WP) in the first shaft member (1) and a torsional strength of the first drive-side joint member (J11) can be secured so as to be higher than the torsional strength of the stub shaft part (12).
F16D 3/26 - Hooke's joints or other joints with an equivalent intermediate member to which each coupling part is pivotally or slideably connected
F16D 3/38 - Hooke's joints or other joints with an equivalent intermediate member to which each coupling part is pivotally or slideably connected with a single intermediate member with trunnions or bearings arranged on two axes perpendicular to one another
B60K 17/22 - Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or type of main drive shafting, e.g. cardan shaft
Provided is an electronic control device that estimates a presence of a vehicle incapable of performing vehicle-to-vehicle communication ahead of a communication partner vehicle is estimated.
Provided is an electronic control device that estimates a presence of a vehicle incapable of performing vehicle-to-vehicle communication ahead of a communication partner vehicle is estimated.
An electronic control device 30 detects, on map data, an intersection 60 located ahead in a traveling direction of a host vehicle 10 based on location data and the map data of the host vehicle 10, calculates a stop position (first position) 71 where a communication partner vehicle 11 is supposed to pass through or stop when the communication partner vehicle 11 stops at the intersection 60, based on vehicle information of the communication partner vehicle 11 that is traveling toward the intersection 60, and determines whether or not there is another vehicle 13 ahead in the traveling direction of the communication partner vehicle 11, based on the stop position (first position) 71 and an intersection area 20 (second position 72) set before the intersection 60.
B60W 40/10 - Estimation or calculation of driving parameters for road vehicle drive control systems not related to the control of a particular sub-unit related to vehicle motion
B60W 40/02 - Estimation or calculation of driving parameters for road vehicle drive control systems not related to the control of a particular sub-unit related to ambient conditions
B60W 10/18 - Conjoint control of vehicle sub-units of different type or different function including control of braking systems
Poor opening is detected with certainty and reliability with respect to a ground line of an integrated circuit device regardless of the connection state of a load and the operating state of a drive circuit. In an integrated circuit device 10, a drive circuit 30 switches between conduction and interruption of a load current using switch elements 40 and 45. The ground line 31 is grounded via the GND terminal 32 to the common ground provided outside the integrated circuit device 10 and is connected to the drive circuit 30. The ground line 21 is grounded to the common ground via the GND terminal 22 and is connected to the control circuit 20. The diagnostic current supply circuit 90 supplies a predetermined diagnostic current to the ground line 31. The rectifying elements 61 and 62 are connected between the ground line 21 and the ground line 31. The diagnostic circuit 70 measures the potential difference between the ground line 31 and the ground line 21 and compares the potential difference with the predetermined comparison voltage 73 to diagnose the grounding state of the ground line 31.
Provided is a stator core of a rotating electrical machine in which a core back and teeth are formed by laminating a plurality of thin steel plates with an adhesive interposed therebetween. The stator core includes a first stator core that is formed by applying the adhesive to a first region covering the core back and the teeth between the plurality of thin steel plates, and a second stator core that is formed by applying the adhesive to a second region, which has an area smaller than an area of the first region, between the plurality of thin steel plates. The first stator core is disposed at least at one end of the stator core in a laminating direction of the thin steel plates.
H02K 21/14 - Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets rotating within the armatures
The present invention provides an electronic control device 110 that controls driving of a plurality of inductive loads and that is capable of prolonging the lifespan of an electronic component by minimizing the total amount of ripple current effective values of the electronic component. The electronic control device 110 comprises: a control unit 270 that, on the basis of driving state information of a plurality of inductive loads 130-150, sets driving output values that include the driving commencement timing, output duty ratio, and driving frequency of a plurality of load drivers 160-180 which drive the inductive loads 130-150; current output units 280, 300, 320 that output values of the currents flowing through the load drivers 160-180; and an ON timing setting unit 290 that, on the basis of the current values output by the current output unit 280, 300, 320, sets the timing of when to turn on the output of the driving output values in the load drivers 160-180. The ON timing setting unit 290 sets the ON timing of each of the load drivers 160-180 to a timing which offsets the ripple current effective value generated in an electronic component 120 connected via a power source line as a drive source of the plurality of inductive loads 130-150.
According to the present invention, a vehicle-mounted electronic control device has: a risk generating unit that determines a travel risk degree in the periphery of a vehicle on the basis of exterior information acquired by an exterior sensor installed on the vehicle, motion information of the vehicle, and map information, and generates a risk map that maps the travel risk degree on a map; and a track generating unit that generates a travel track of the vehicle using the risk map. The track generating unit generates at least one binarized image in which the risk map is divided into a low risk region and a high risk region by means of a binarization process for determining whether the travel risk degree is greater than a predetermined setting value, performs a thinning process on the at least one binarized image, determines a center line in the width direction in the low risk region, and generates the travel track of the vehicle on the basis of the determined center line.
A core member of a current detector provided with an annular core having a magnetic gap, a first molding portion that seals a portion of the core, and a second molding portion that seals the first molding portion, wherein: the first molding portion has a pair of pressing surfaces sandwiching the magnetic gap; and the pair of pressing surfaces are sealed by the second molding portion.
G01R 15/20 - Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using galvano-magnetic devices, e.g. Hall-effect devices
The present invention accurately identifies and tracks the pose of each of a plurality of vehicles within an ODD. When an infrastructure sensor 5 detects that a dynamic object 7 has reached an arbitrary feature point 4 on a travel path 3, the infrastructure sensor 5 transmits dynamic object ID information to a server, including a dynamic object ID for identifying the dynamic object 7 and time information about when the dynamic object 7 reached the feature point. When each of a plurality of vehicles 1 detects that the vehicle has reached the feature point 4, the vehicle transmits vehicle ID information to the server 9, including a vehicle ID for identifying the vehicle and time information about when the vehicle reached the feature point 4. The server 9 performs a matching process between the dynamic object ID information and the vehicle ID information to determine whether or not the plurality of vehicles 1 include a vehicle matching the dynamic object 7.
Provided is a target calculation method which is executed by a computing device comprising an acquisition unit that acquires sensor output which is output from a sensor for acquiring information about the surrounding environment. The target calculation method includes: a detection process for using the sensor output to, by means of a plurality of schemes, detect a target and detect a target state including at least the position and type of the target; a same target determination process for determining the same target from a plurality of targets detected by each of the plurality of schemes in the detection process; and a merging process for merging the target states of targets determined to be the same target in the same target determination process, and outputting the result thereof as a merged target.
Provided are a solenoid that can both ensure thrust for a movable element (movable iron core) and prevent vibration, a damping force adjustment mechanism, and a damping force adjustable shock absorber. The solenoid comprises a coil, an armature, an anchor, and an actuation pin. The coil generates a magnetic field by being energized. At least a portion of the armature is on the inner circumferential side of the coil and is provided movably in the axial direction. The anchor faces the armature in the axial direction. The actuation pin is displaced integrally with the armature. The armature has a large diameter portion and a small diameter portion. In this case, the small diameter portion is provided on the anchor side.
F16F 9/46 - Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium - Details such means combined with temperature correction allowing control from a distance
Provided is an inverter device that quickly detects an abnormality of a power device, which is an output unit of the inverter device, and of gate drive to be able to safely control and stop the inverter device. The inverter device includes a gate voltage detection unit 19 that detects a gate voltage VG of the power device with respect to a given threshold voltage, and a drain voltage detection unit 30 that detects a drain voltage with respect to a given threshold voltage. A microcontroller 10 compares a gate drive signal 40 with a gate voltage detection signal 41 to make a diagnosis and compares the gate drive signal 40 with a drain voltage detection signal 42 to make a diagnosis, thereby making a diagnosis on normal drive and detection of the gate voltage VG and on normal drive and detection of the power device. In addition, by generating a gate drive signal to the power device, from a gate voltage detection signal from a counter power device, a dead time is reduced.
H02M 1/08 - Circuits specially adapted for the generation of control voltages for semiconductor devices incorporated in static converters
H02M 7/5395 - Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters with automatic control of output wave form or frequency by pulse-width modulation
H02H 7/122 - Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from norm for rectifiers for static converters or rectifiers for inverters, i.e. dc/ac converters
B60L 15/00 - Methods, circuits or devices for controlling the propulsion of electrically-propelled vehicles, e.g. their traction-motor speed, to achieve a desired performance; Adaptation of control equipment on electrically-propelled vehicles for remote actuation from a stationary place, from alternative parts of the vehicle or from alternative vehicles of the same vehicle train
B60L 3/00 - Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
92.
ELECTRONIC DEVICE AND ELECTRONIC DEVICE MANUFACTURING METHOD
An electronic device and an electronic device manufacturing method according to the present invention include, as a mode thereof, a substrate on which an element that produces heat, which is rectangular, is mounted, a radiator member disposed at a position facing the element that produces heat, and a heat conductive material filling a gap between the element that produces heat and the radiator member. The radiator member includes a rectangular frame that surrounds an arrangement region of the heat conductive material in a position of a surface facing the element that produces heat outside a peripheral edge of the element that produces heat, and has a cutout in at least one of four corners of the frame. With this configuration, when assembling the substrate onto the radiator member, excess heat conductive material flows out of the frame from the cutout.
Provided is a vehicle control device that achieves steer control characteristics preferred by the driver while keeping lane tracing during LK control. The vehicle control device comprises a lane shape detection unit (lane shape sensor 4) that detects a lane shape in a periphery of a vehicle, a steering torque detection unit (vehicle behavior sensor 6) that detects steering torque of a driver driving the vehicle, a lane keeping control unit (LK steering control ECU 10) that computes a steering command for maintaining a travel within a lane on the basis of the detected lane shape, and a steering control unit (steering control ECU 12) that controls the steering of the vehicle on the basis of the steering command from the lane keeping control unit (LK steering control ECU 10), wherein the lane keeping control unit (LK steering control ECU 10) has a plurality of control characteristics including at least a first control characteristic and a second control characteristic that can be selected according to the driver preference, and selects the first control characteristic or the second control characteristic on the basis of switching information inputted (from an HMI 8) in advance according to the driver preference.
Provided is a collision avoidance assistance device provided with an algorithm for adjusting the balance between prevention of over-actuation and prevention of non-actuation. This collision avoidance assistance device is provided with: a recognition sensor 106; a first collision estimation unit 131 and a second collision estimation unit 132 that have different characteristics (response characteristics), the first collision estimation unit 131 having higher responsiveness than the second collision estimation unit 132, and the second collision estimation unit 132 having higher noise tolerance than the first collision estimation unit 131; a first collision risk calculation unit 141 that calculates a first collision risk on the basis of a first estimation result; a second collision risk calculation unit 142 that calculates a second collision risk on the basis of a second estimation result; and a collision estimation arbitration unit 150, 250 that selects either the first estimation result or the second estimation result.
Provided is a signal processing device with which, even when detection objects differ among a plurality of sensors, it is possible to correctly obtain the relationship between a non-shared detection object and a detection object that is shared after fusion.
Provided is a signal processing device with which, even when detection objects differ among a plurality of sensors, it is possible to correctly obtain the relationship between a non-shared detection object and a detection object that is shared after fusion.
The present invention: stores a first positional relationship (for example, inside and outside a host vehicle lane) between a first object (for example, a vehicle ahead) recognized on the basis of an image captured by an imaging device 301, and a second object (for example, a white line); obtains the position of the first object on the basis of information about the first object recognized on the basis of information obtained from a sensor differing from the imaging device 301, and of information about the first object recognized on the basis of the image captured by the imaging device 301; obtains a second positional relationship (for example, inside and outside the host vehicle lane) between the obtained first object, and the second object recognized on the basis of the image captured by the imaging device 301; and compares the first positional relationship and the second positional relationship to determine a final positional relationship of the first object and the second object.
To apply an on-board electronic controller having a relay control driver circuit for performing ON/OFF control of a relay that connects and shuts off a wire from a battery. The on-board electronic controller includes: a switch circuit that is connected to an output unit of the relay control driver circuit to draw out a current; and a control circuit that activates the switch circuit when an abnormality occurs in the vehicle, to cause the switch circuit to draw out the current from the output unit so as not to turn on the relay. This prevents sticking of the relay to ON even in a case where an output harness of a relay control driver is short-circuited to another signal harness or a power supply and GND line.
Provided is a road-surface type detection device that can discriminate, in real time, an asphalt that is a standard road-surface type from other road-surface types by comparing the size and the frequency of a strain sensor signal waveform excellent in information detection in a low speed area. A road-surface type detection device 10 for estimating a plurality of road-surface types (asphalt, gravel road, grassy road) comprises: at least one of sensor elements 1, 2, 3 for detecting a physical quantity of a vehicle; a road-surface type estimation unit 4; and a storage unit 411 for storing output values that correspond to the plurality of road-surface types for sensor elements 1, 2, 3. One road-surface type (asphalt, gravel road, grassy road) from among the plurality of road-surface types is estimated from the size of the sensor signal waveform output by sensor elements 1, 2, 3. As a result, an asphalt can be discriminated from other road-surface types in real time.
Provided is a steering operation input device that can obtain a prescribed neutral position, regardless of the assembly orientation of a nut. In a mechanical stopper mechanism of embodiment 1, while a steering wheel is in a neutral state, a center position in the axial direction of the nut coincides with a center position of the peak and a center position of the valley in a male screw part. In a cross section perpendicular to the rotation axis at the center position of the nut, when a first virtual line extending in the direction perpendicular to the rotation axis and passing through the peak and valley, and a second virtual line orthogonal to the first virtual line on the rotation axis are set, a pin is symmetric with respect to the first virtual line and asymmetric with respect to the second virtual line.
The present invention provides a control device for internal combustion engine and a control method for the same which are capable of suppressing a worsening of emissions during fuel cutoff recovery. The control device for an internal combustion engine performs feedback control of the air-fuel ratio of an internal combustion engine. When combustion is restarted after fuel cutoff in the internal combustion engine, an increased amount of fuel is supplied in a state where air-fuel ratio feedback is stopped, and an air-fuel ratio criterion is set in accordance with the rich-side peak value of the air-fuel ratio after commencement of fuel increase. The present invention is characterized in that when the set air-fuel ratio criterion is met after fuel increase, the air-fuel ratio feedback is commenced.
The present invention discloses an electric parking brake control device capable of accurately determining operation of an electric actuator. The electric parking brake control device is capable of performing an application process for controlling the electric actuator to move in the direction in which a friction member is pressed against a rotation body that rotates integrally with a wheel and a release process for controlling the electric actuator to move in the direction in which the friction member is moved away from the rotation body. Even upon receiving (time t12) a new operation request for operating the electric actuator during a period (time t1 to t5) from the start of the application process or the release process to the completion of the process, the electric parking brake control device does not change the operation of the electric actuator on the basis of the operation request.
B60T 13/74 - Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive
B60T 8/17 - Using electrical or electronic regulation means to control braking
