The present disclosure relates to an electronic control apparatus including a housing, first and second controllers which are accommodated in the housing and control a motor, first and second internal transceivers provided the first controller, third and fourth internal transceivers provided in the second controller, first and second connectors which pass through opposite sides of the housing and are connected to the second and fourth internal transceivers respectively, first internal communication network connecting the first and third internal transceivers, and second internal communication network connecting the second and fourth internal transceivers outside the housing, and a brake apparatus including the same.
An inductive sensor system includes: a circuit board having coil sets. The coil sets include: a first transmitter coil set having a first main transmitter coil and a first transmitter bias coil; a first receiver coil set having a first main receiver coil and a first receiver bias coil; a second transmitter coil set having a second main transmitter coil and a second transmitter bias coil; and a second receiver coil set having a second main receiver coil and a second receiver bias coil. The circuit board further includes: a first electronic control unit (ECU) associated with the first transmitter coil set and the first receiver coil set; and a second ECU that is separate from the first ECU, the second ECU being associated with the second transmitter coil set and the second receiver coil set.
B62D 6/10 - Arrangements for automatically controlling steering depending on driving conditions sensed and responded to, e.g. control circuits responsive only to input torque characterised by the means for sensing torque
G01L 3/10 - Rotary-transmission dynamometers wherein the torque-transmitting element comprises a torsionally-flexible shaft involving electric or magnetic means for indicating
3.
APPARATUS AND METHOD FOR ASSISTING DRIVING OF HOST VEHICLE
The present disclosure provides an apparatus for assisting driving of a host vehicle, including a first sensor configured to detect a first steering angle of a steering wheel of the host vehicle and a controller connected to the first sensor, wherein the controller is configured to, in response to a determination of a failure of a steering system of the host vehicle, steer the host vehicle with a biased brake torque and compensate for a driving torque of the host vehicle, that is reduced due to the biased brake torque.
B60W 50/029 - Adapting to failures or work around with other constraints, e.g. circumvention by avoiding use of failed parts
B60W 10/04 - Conjoint control of vehicle sub-units of different type or different function including control of propulsion units
B60W 10/184 - Conjoint control of vehicle sub-units of different type or different function including control of braking systems with wheel brakes
B60W 40/12 - Estimation or calculation of driving parameters for road vehicle drive control systems not related to the control of a particular sub-unit related to parameters of the vehicle itself
B60W 50/00 - Details of control systems for road vehicle drive control not related to the control of a particular sub-unit
B62D 5/00 - Power-assisted or power-driven steering
B62D 9/00 - Steering deflectable wheels not otherwise provided for
4.
MOTOR POSITION SENSE MAGNET ASSEMBLY WITH INTEGRATED FLANGE
A flange is provided. The flange may include: a body having an interface portion, an inner diameter, and an outer diameter, the body surrounding a motor rotation shaft of a motor of an electromechanical actuator package and the interface portion interfaces with a drive belt or drive gear of a drive mechanism of the electromechanical actuator package; and a magnetically charged element that surrounds the body of the flange.
A power supply device, a method for controlling the same, and a vehicle power control system may prevent damage to electronic components as a reverse voltage preventer cuts off overcurrent flowing in a reverse direction when a reverse voltage is generated as a wire connecting a sensor is shorted.
H02H 7/12 - 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 normal working conditions for convertersEmergency 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 normal working conditions for rectifiers for static converters or rectifiers
B60R 16/033 - Electric or fluid circuits specially adapted for vehicles and not otherwise provided forArrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric for supply of electrical power to vehicle subsystems characterised by the use of electrical cells or batteries
H02J 7/00 - Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
H02M 1/44 - Circuits or arrangements for compensating for electromagnetic interference in converters or inverters
6.
THERMAL MANAGEMENT OF ELECTROMECHANICAL BRAKE SYSTEM USING MOTOR TORQUE
An electromechanical brake (EMB) system is provided. The EMB system includes: a brake rotor configured to be rotatable with a wheel of a vehicle; a brake pad assembly configured to be engageable with the brake rotor; an actuator assembly including an electric motor configured to mechanically move the brake pad assembly toward or away from the brake rotor; and an electronic control unit (ECU) including a processor associated with a memory that stores instructions that when executed by the processor causes the ECU to perform operations. The operations include: determining an occurrence of a torque reduction event; and reducing a motor torque of the electric motor while maintaining a clamp force exerted by the brake pad assembly on the brake rotor in response to determination of the occurrence of the torque reduction event.
B60T 8/172 - Determining control parameters used in the regulation, e.g. by calculations involving measured or detected parameters
B60T 13/74 - Transmitting braking action from initiating means to ultimate brake actuator with power assistance or driveBrake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive
7.
FORCE DIAGNOSTIC FOR FORCE-SENSOR-LESS ELECTROMECHANICAL BRAKE SYSTEMS
An electromechanical brake (EMB) system is provided. The EMB system includes: a brake rotor configured to be rotatable with a wheel of a vehicle; a brake pad assembly configured to be engageable with the brake rotor; an actuator assembly including an electric motor configured to mechanically move the brake pad assembly toward or away from the brake rotor; and an electronic control unit (ECU) including a processor associated with a memory that stores instructions that when executed by the processor causes the ECU to perform operations. The operations include: obtaining a primary path force estimate, a diagnostic path force estimate, and a force command; determining whether the EMB system has failed using the primary path force estimate, the diagnostic path force estimate, and the force command; and generating a force fault flag and initiating brake safety protocol processes in response to failure of the EMB system.
B60T 8/171 - Detecting parameters used in the regulationMeasuring values used in the regulation
B60T 1/06 - Arrangements of braking elements, i.e. of those parts where braking effect occurs acting by retarding wheels acting otherwise than on tread, e.g. employing rim, drum, disc, or transmission
B60T 8/172 - Determining control parameters used in the regulation, e.g. by calculations involving measured or detected parameters
B60T 13/74 - Transmitting braking action from initiating means to ultimate brake actuator with power assistance or driveBrake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive
F16D 66/00 - Arrangements for monitoring working conditions of brakes, e.g. wear or temperature
An electromechanical actuator package for actuating a brake assembly is provided. The electromechanical actuator package may include: a motor having a motor body and a motor rotation shaft protruding from the motor body; a drive mechanism connecting the motor rotation shaft to an actuator output via a drive component; a circuit board; and a housing enclosing the motor, the drive mechanism, and the circuit board, wherein the circuit board is positioned between the drive component and the motor body.
B60T 13/74 - Transmitting braking action from initiating means to ultimate brake actuator with power assistance or driveBrake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive
H02K 5/22 - Auxiliary parts of casings not covered by groups , e.g. shaped to form connection boxes or terminal boxes
H02K 11/215 - Magnetic effect devices, e.g. Hall-effect or magneto-resistive elements
H02K 11/33 - Drive circuits, e.g. power electronics
9.
STEERING CONTROL SYSTEM, STEERING CONTROL APPARATUS AND METHOD
The present embodiments relate to an apparatus and method for controlling steering of a vehicle, and may provide an apparatus and method for receiving at least one of a steering angle of a steering wheel connected to a Steering Feedback Actuator (SFA), a torque, first position information of a first rack connected to a Road Wheel Actuator (RWA), or status information of an ECU connected to each of the SFA and the RWA, determining whether the SFA or the RWA is in a failure state based on at least one of the steering angle, the torque, or the first position information, and controlling a switch element of the ECU based on the status information of the ECU connected to the SFA or the RWA in the failure state if the SFA or the RWA is determined to be in the failure state.
The present disclosure relates to an electromechanical brake system and a method of controlling the same, and according to one aspect of the present disclosure, the method of controlling the electromechanical brake system may include calculating a required fluid amount according to an actual pressure required for brake oil required to generate a braking force by the motor, calculating a ratio of the calculated required fluid amount and a required fluid amount reference according to a map, and applying the required fluid amount as the required fluid amount reference according to the calculated ratio.
A pedal simulator is disclosed. A pedal simulator according to an aspect of the present disclosure may include a housing; a piston, at least a front portion of which is arranged inside the housing and connected to a pedal of a vehicle, and moving forward or backward according to the movement of the pedal; a reaction force member arranged inside the housing to be compressed in accordance with the forward movement of the piston and providing a reaction force to the forward movement of the piston; and a friction member supported by the housing to provide frictional force between itself and the piston when the piston moves forward or backward.
B60T 13/74 - Transmitting braking action from initiating means to ultimate brake actuator with power assistance or driveBrake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive
12.
DIAPHRAGM AND SELF-LEVELIZER DAMPER INCLUDING THE SAME
A diaphragm is disclosed. The diaphragm is for a self-levelizer damper and includes an outer tube, a cylinder configured to surround the outer tube, and a first holder and a second holder spaced apart from each other between the outer tube and the cylinder, includes a diaphragm body which has a tube shape extending in a longitudinal direction and is disposed between the outer tube and the cylinder and of which both end portions in the longitudinal direction are coupled to the first holder and the second holder, and a plurality of ribs which extend in the longitudinal direction, protrude from an inner surface of the diaphragm body to be in contact with an outer surface of the outer tube, and form a plurality of flow paths extending in the longitudinal direction between the outer surface of the outer tube and the inner surface of the diaphragm body.
F16F 9/346 - Throttling passages in the form of slots arranged in cylinder walls
F16F 9/10 - Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using liquid onlySprings, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using a fluid of which the nature is immaterial
13.
BRAKE APPARATUS AND METHOD OF CONTROLLING THE SAME
A brake apparatus and a method of controlling the same includes electronic parking brakes (EPB) installed in the rear wheels of a vehicle, first and second parking drive circuits for operating respective EPB motors, first and second switch parts, and a control unit. The first switch part, positioned between the first EPB motor and first parking drive circuit, includes switches to selectively control current flow between both drive circuits and the first motor. The second switch part similarly controls current flow between both drive circuits and the second motor. The control unit operates both EPB motors through the respective drive circuits. Upon identifying a failure in either drive circuit, the control unit adjusts the corresponding switch part and enables operation of both EPB motors using the remaining functional drive circuit, thereby maintaining brake performance through a degradation control mode.
B60T 7/12 - Brake-action initiating means for automatic initiationBrake-action initiating means for initiation not subject to will of driver or passenger
B60T 7/04 - Brake-action initiating means for personal initiation foot-actuated
The present embodiments relate to a method and a device for estimating mass comprising receiving sensing information generated by one or more sensors, determining whether a preset condition is satisfied based on the sensing information, determining a driving force, by using the sensing information in response to a determination that the preset condition is satisfied, determining one or more identification information, by using a distinction algorithm based on the sensing information and the driving force, and estimating mass of a vehicle, by using a mass estimation algorithm, based on the one or more identification information.
The present embodiments relate to a slip control device and method. Specifically, a slip control device according to an embodiment may include a determiner configured to determine, in response to an input of a braking signal, a target slip rate for a wheel corresponding to the braking signal, an adjuster configured to adjust a gain of a switching term constituting a slip controller model based on a vehicle speed of a host vehicle, and a controller configured to generate a braking torque so that a slip rate of the wheel converges to the target slip rate based on the slip controller model.
An autonomous vehicle according to an embodiment of the present disclosure includes: a driver to control driving of the autonomous vehicle; a sensor to obtain traveling information; and a processor to: identify a current location of the autonomous vehicle, based on the traveling information and a 3-dimensional first point cloud map of a target area, determine a 2-dimensional global path, which is from the current location to a destination location of the autonomous vehicle, based on a 2.5-dimensional first occupancy grid map, which indicates a global traversability, generate a 2.5-dimensional second occupancy grid map, which indicates a local traversability that is determined based on a second point cloud map obtained in real-time according to the traveling information, and control the driver by applying a 2-dimensional local path from the current location to the destination location, to the 2-dimensional global path, based on the second occupancy grid map.
The present disclosure relates to an apparatus for controlling a solenoid valve, and an electronic brake system and a vehicle having the same. The apparatus according to an exemplary embodiment of the present disclosure is an apparatus for controlling a solenoid valve in a vehicle, the apparatus including a switch configured to perform a switching operation on a current of a power supply supplied to a solenoid coil of a solenoid valve according to a driving signal; and a freewheeling circuit connected in parallel to the solenoid coil.
The present embodiments relate to a vehicle control device and method capable of controlling a vehicle by estimating a front wheel steering angle. A vehicle control device may receive rear wheel steering angle information, partial braking pressure information, and driving speed information of a vehicle, may extract a coefficient of a front wheel steering angle variable, by using at least one of the rear wheel steering angle information, the partial braking pressure information, and the driving speed information, may estimate a front wheel steering angle of the vehicle by inputting the coefficient of the front wheel steering angle variable, the rear wheel steering angle information, and the partial braking pressure information into a steering angle estimation function, and may generate a control signal for controlling an operation of the vehicle, by using an estimated front wheel steering angle.
B62D 7/15 - Steering linkageStub axles or their mountings for individually-pivoted wheels, e.g. on king-pins the pivotal axes being situated in more than one plane transverse to the longitudinal centre line of the vehicle, e.g. all-wheel steering characterised by means varying the ratio between the steering angles of the steered wheels
B62D 5/04 - Power-assisted or power-driven steering electrical, e.g. using an electric servo-motor connected to, or forming part of, the steering gear
19.
APPARATUS FOR PROTECTING CIRCUIT FROM POWER CONVERTER SHORT CIRCUIT FAULT
The present disclosure relates to a circuit apparatus for protecting control devices connected to a load from a short circuit fault of a power conversion device, and an apparatus for protecting circuit according to the present disclosure comprises a switch that controls the connection between nodes, and so if the output of the power conversion device is abnormal, the circuit is configured not to connect the switch so that the abnormal output of the power conversion device is not transmitted to the load, thereby protecting the control devices connected to the load even when the power conversion device fails.
H02M 1/32 - Means for protecting converters other than by automatic disconnection
H02M 3/158 - Conversion of DC power input into DC power output without intermediate conversion into AC 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 with automatic control of output voltage or current, e.g. switching regulators including plural semiconductor devices as final control devices for a single load
20.
CHASSIS-INTEGRATED CONTROLLER AND VEHICLE CONTROL SYSTEM INCLUDING SAME
Provided is a chassis-integrated controller. A receiver configured to receive state information from each of individual chassis controllers provided in a vehicle and receive route information of the vehicle from an advanced driver assistance system. A control signal generator configured to determine a target vehicle motion for the vehicle to move according to the route information and generate control signals for the individual chassis controllers, to control the vehicle to move according to the target vehicle motion. A motion limiter configured to generate maximum curvature information of a curvature at which the vehicle is able to maneuver based on at least one of the state information or road surface information. A transmitter configured to transmit the maximum curvature information to the advanced driver assistance system and transmit the control signals to the individual chassis controllers.
The present disclosure provides a driving assistance apparatus of a host vehicle including a sensor configured to detect a steering angle or a steering angular velocity of a steering wheel of the host vehicle and a controller connected to the sensor, and the controller is configured to steer the host vehicle with a biased brake torque when a steering system fails and control a damping force of a damper provided on each wheel of the host vehicle when the host vehicle starts turning.
A brake pedal moving device includes a pedal simulator connected to a brake pedal and configured to provide a reaction force, a motor configured to provide the power, a power conversion portion configured to convert a rotational force of the motor into translational movement to move the brake pedal and the pedal simulator forward and backward, and a housing in which at least a portion of the pedal simulator and the power conversion portion are accommodated and in which the motor is installed, wherein the housing includes a main body including an installation space in which the at least a portion of the pedal simulator and the power conversion portion are accommodated, and a sub body in which the motor and a connector electrically connecting the motor to the power supply or an electronic control unit are installed to be spaced from each other.
B60T 8/40 - 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 having a fluid pressure regulator responsive to a speed condition comprising an additional fluid circuit including fluid pressurising means for modifying the pressure of the braking fluid, e.g. including wheel driven pumps for detecting a speed condition, or pumps which are controlled by means independent of the braking system
23.
DAMPING FORCE VARIABLE BLOCK AND DAMPING FORCE VARIABLE SHOCK ABSORBER WITH THE SAME
A damping force variable block according to an embodiment of the present disclosure includes: a block body having a circular hole formed through both ends thereof so that an inner tube can be inserted; a first valve coupling portion formed on a side of the block body and having a rebound solenoid valve coupled thereto; and a second valve coupling portion formed on the side of the block body and having a compression solenoid valve coupled thereto.
A boot for a guide rod of a vehicle disc brake apparatus is configured to facilitate the retraction of brake pads from a rotor and substantially reduce brake pad drag when the brakes are released. The boot includes a tubular body with opposite first and second end portions, wherein the first end portion is configured to be secured to the guide rod and the second end portion is configured to be secured to a brake pad carrier. The guide rod extends and contracts as the brake pad carrier and caliper move relative to each other during braking operations, and the tubular body of the boot is configured to longitudinally expand and contract with the movement of the guide rod. At least one biasing member is associated with the tubular body and is configured to urge the tubular body to a contracted state.
A brake pad retention clip for supporting a disc brake pad in a brake pad carrier includes a lower guide portion configured to slidably receive a first support tab extending from an end portion of a brake pad backing plate, an upper guide portion configured to slidably receive a second support tab extending from the end portion of the brake pad backing plate, and an intermediate portion connecting the lower guide portion and the upper guide portion. The intermediate portion is configured to secure the brake pad retention clip to the brake pad carrier. The lower guide portion includes a first biasing member configured to contact the first support tab, and the upper guide portion includes a second biasing member configured to contact the second support tab.
The present disclosure relates to a tire rotation imbalance detection device and method, and a vehicle provided therewith. A device according to one embodiment of the present disclosure is a device provided in a vehicle, including a memory and a processor configured to perform processing to detect whether tire rotation imbalance occurs using information stored in the memory. The processor is configured to identify an angular velocity (ω) of each of a plurality of tires of the vehicle over time using a sensor signal from a wheel speed sensor installed on the tire, perform Fourier transform on the angular velocity (ω), and determine whether tire rotation is imbalanced based on signal magnitudes of frequency signals included in a reference region according to the Fourier transform in a frequency domain.
A wheel module is disclosed. The wheel module according to the present embodiment includes a knuckle configured to rotatably support a wheel, a steering device including an actuator configured to rotate the knuckle and steer the wheel, and a reinforcing structure provided between the knuckle and a vehicle body, wherein an output shaft of the actuator is disposed parallel to a vertical direction, the reinforcing structure includes a first end rotatably connected to the knuckle along a first axis parallel to the vertical direction and a second end connected to the vehicle body, and a rotation axis of the output shaft and the first axis are coaxially provided.
B60G 3/20 - Resilient suspensions for a single wheel with two or more pivoted arms, e.g. parallelogram all arms being rigid
B60G 15/06 - Resilient suspensions characterised by arrangement, location, or type of combined spring and vibration- damper, e.g. telescopic type having mechanical spring and fluid damper
Disclosed herein is a brake apparatus including a pressure source fluidly connected to a wheel brake of a vehicle through a flow passage connected to the wheel brake, a parking brake actuator mechanically connected to the wheel brake, a first processor configured to control the pressure source, and a second processor configured to control the parking brake actuator based on reception of a parking command signal. The second processor requests braking of the vehicle based on the reception of the parking command signal while the vehicle is traveling. The first processor controls the pressure source to increase a pressure of the wheel brake based on reception of the request from the second processor. The second processor controls the parking brake actuator to engage a parking brake based on a pressure of the flow passage connected to the wheel brake while the pressure source is operating.
B60T 13/74 - Transmitting braking action from initiating means to ultimate brake actuator with power assistance or driveBrake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive
B60T 7/04 - Brake-action initiating means for personal initiation foot-actuated
B60T 8/173 - Eliminating or reducing the effect of unwanted signals, e.g. due to vibrations or electrical noise
A brake system may include a plurality of wheel speed sensors respectively installed in a plurality of wheels of a vehicle, a plurality of hydraulic brake modules related to braking of the plurality of wheels, and a first controller configured to perform braking control on the plurality of hydraulic brake modules in response to at least one of a pedal displacement signal, which corresponds to a movement of a brake pedal, and wheel speed signals outputted from the wheel speed sensors, in which when a failure of the first controller is identified, a second controller, which is provided in a steering system of the vehicle, performs braking control on an electronic parking brake, which is provided in at least one of the plurality of wheels, in response to at least one of an operating signal of an EPB switch, the pedal displacement signal, and the wheel speed signals outputted from the wheel speed sensors.
B60T 8/96 - 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 with failure responsive means, i.e. means for detecting and indicating faulty operation of the speed responsive control means automatically taking corrective action on speed responsive control means
B60T 8/171 - Detecting parameters used in the regulationMeasuring values used in the regulation
B60T 8/172 - Determining control parameters used in the regulation, e.g. by calculations involving measured or detected parameters
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
B60T 8/88 - 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 with failure responsive means, i.e. means for detecting and indicating faulty operation of the speed responsive control means
B60T 13/14 - Pressure supply arrangements using accumulators or reservoirs
B60T 13/74 - Transmitting braking action from initiating means to ultimate brake actuator with power assistance or driveBrake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive
B62D 5/04 - Power-assisted or power-driven steering electrical, e.g. using an electric servo-motor connected to, or forming part of, the steering gear
According to the present embodiments, a steering apparatus for a vehicle may be provided, which includes an upper tube for receiving a steering shaft, a fixing portion coupled to an outer surface of the upper tube, an insertion portion located on the inner side of the upper tube, and a bending plate including a bending portion connecting the fixing portion and the insertion portion.
B62D 1/19 - Steering columns yieldable or adjustable, e.g. tiltable incorporating energy-absorbing arrangements, e.g. by being yieldable or collapsible
According to the present embodiments, it is possible to provide a steer by wire type steering apparatus capable of improving a steering feel and steering stability of a driver by mechanically preventing a steering wheel from rotating any further in a case where rotation of the wheel reaches the maximum point.
A vehicle steering apparatus may include a rack housing on which a motor shaft and a ball nut are mounted, a motor pulley coupled to the motor shaft, a nut pulley coupled to the ball nut, a drive belt coupled to the motor pulley and the nut pulley, and a belt support member coupled to the rack housing and supported to narrow a gap between one outer peripheral surface and the other outer peripheral surface of the drive belt.
According to the present embodiments, it is possible to provide a vehicle steering device including a lower column receiving an upper column and having a pair of distance brackets, an adjust bolt coupled to pass through the distance brackets, a fixed cam penetrated by the adjust bolt and slidably coupled to a plate bracket, a sleeve coupled to an outer circumferential surface of the adjust bolt and including includes a plurality of protrusions protruding radially from an outer surface thereof, and a lever assembly including a movable cam coupled to an outer circumferential surface of the sleeve and engaged with the fixed cam and a lever coupled to an outer circumferential surface of the sleeve, thereby reducing impact to the driver and preventing an abnormal operation of the airbag during vehicle collision.
B62D 1/184 - Mechanisms for locking columns at selected positions
B62D 1/187 - Steering columns yieldable or adjustable, e.g. tiltable with tilt adjustmentSteering columns yieldable or adjustable, e.g. tiltable with tilt and axial adjustment
34.
APPARATUS AND METHOD FOR FORWARD COLLISION AVOIDANCE OF HOST VEHICLE
An apparatus for forward collision avoidance of a host vehicle includes a first sensor configured to detect a front of a vehicle; a second sensor configured to a speed of the host vehicle; and a controller that is communicatively connected to the first sensor and the second sensor and is configured to generate a collision warning based on a braking distance of the host vehicle and a braking tendency of a driver of the host vehicle.
B60Q 9/00 - Arrangement or adaptation of signal devices not provided for in one of main groups
B60T 7/22 - Brake-action initiating means for automatic initiationBrake-action initiating means for initiation not subject to will of driver or passenger initiated by contact of vehicle, e.g. bumper, with an external object, e.g. another vehicle
B60T 8/171 - Detecting parameters used in the regulationMeasuring values used in the regulation
B60T 8/172 - Determining control parameters used in the regulation, e.g. by calculations involving measured or detected parameters
B60T 8/174 - Using electrical or electronic regulation means to control braking characterised by using special control logic, e.g. fuzzy logic
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
B60T 8/72 - 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 a difference between a speed condition, e.g. deceleration, and a fixed reference
G06F 30/27 - Design optimisation, verification or simulation using machine learning, e.g. artificial intelligence, neural networks, support vector machines [SVM] or training a model
A steer by wire type steering apparatus may include a rotating ring member that is coupled to a steering shaft and rotates in conjunction with the steering shaft, a housing that is provided with an arc-shaped guide groove centered on the steering shaft and a stopper partition that connects radially inner and outer surfaces of the guide groove, and a stopper member that is inserted into the guide groove and is supported by one end portion of the rotating ring member and rotates in a case where the steering shaft rotates.
A vehicle steering column may include a hollow lower tube coupled and fixed to a mounting bracket, a hollow middle tube coupled to an inner side of the lower tube and sliding in an axial direction, a hollow upper tube having an inner side to which a steering shaft is rotatably coupled and an outer side to which the middle tube is coupled to slide in the axial direction, and a tube support member coupled to an inner side of a lower end portion of the lower tube and supporting lower end portions of the middle tube and the upper tube.
An apparatus for adjusting vehicle height is disclosed. The apparatus for adjusting vehicle height, may include a pump configured to supply or recover a fluid; and an actuator mounted between a chassis and a vehicle body of a vehicle, the actuator being configured to receive the fluid from the pump to raise the vehicle body and increase the vehicle height, or to lower the vehicle body and decrease the vehicle height as the fluid is recovered by the pump.
A steering apparatus includes a steering wheel provided in a vehicle, a feedback motor including a rotation shaft connected to the steering wheel, an angle sensor configured to output an angle signal corresponding to rotation displacement of the steering wheel, a rack bar connected to a rotation shaft of the wheel provided in the vehicle, a steering motor including a rotation shaft connected to the rack bar, a position sensor configured to output a position signal corresponding to linear displacement of the rack bar assembly, and a processor configured to control the steering motor to linearly move the rack bar based on the angle signal, identify a rack force applied to the rack bar based on the position signal, and control the feedback motor to apply a feedback torque corresponding to the rack force applied to the rack bar to the steering wheel.
A temperature sensor structure for a brake disc and an electronic parking brake system including the same is provided. The temperature sensor structure for a brake disk according to an embodiment of the present disclosure comprises: a front housing having a transparent window member provided on a front surface facing the brake disc; a sensor module including a sensor for measuring the temperature of the brake disc; a bracket coupled to the rear of the front housing and supporting the sensor module; and a rear housing coupled to the rear side of the bracket, wherein the plane including the transparent window member is disposed to be inclined at a predetermined angle with an opposite surface of the brake disc where the sensor measures the temperature.
The present embodiments relate to a vehicle control method and device capable of receiving sensed information generated by one or more sensors, determining a mode change intention of a driver for changing a mode for driving a vehicle based on the sensed information of the one or more sensors, setting a rack position control value for controlling a rack position using the sensed information of the one or more sensors in response to the mode change intention of the driver, determining a control limit value by comparing a difference between the rack position control value set using the sensed information and a rack position value expected in the changed mode with a threshold value, and changing the rack position control value based on the control limit value.
The disclosure relates to a technology for controlling charging current using a circulating current and provides a charging voltage control device and system controlling a circulating current and comprising a power factor correction circuit converting a multi-phase alternating current (AC) voltage into a direct current (DC) voltage based on an operation of switching elements, a relay including at least one switch connected to the power factor correction circuit to control a current applied to each phase and a neutral line, a link capacitor to which a DC voltage converted by the power factor correction circuit is applied, and a controller generating circulating currents by controlling the operation of switching elements and the at least one switch when the link capacitor is required to be discharged and controlling circulation directions of the circulating currents to discharge the DC voltage through power generated based on the circulation directions of the circulating currents.
B60L 53/62 - Monitoring or controlling charging stations in response to charging parameters, e.g. current, voltage or electrical charge
H02J 7/06 - Regulation of the charging current or voltage using discharge tubes or semiconductor devices
H02M 1/42 - Circuits or arrangements for compensating for or adjusting power factor in converters or inverters
H02M 3/335 - 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 using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only
42.
VEHICLE STATE VARIABLE ESTIMATOR OF HOST VEHICLE AND RACK TARGET POSITION DETERMINER FOR REAR WHEEL STEERING SYSTEM USING THE SAME
The present disclosure relates to a device for estimating a vehicle state variable of a host vehicle. The device includes at least: a first sensor configured to detect a first yaw rate of the host vehicle; a second sensor configured to detect a velocity of the host vehicle; and a controller configured to estimate the vehicle state variable. The controller is further configured to: estimate a second yaw rate of the host vehicle; calculate a first gain for correcting a difference between the first yaw rate and the second yaw rate; calculate an interpolation ratio that changes with the velocity; calculate a second gain by applying the interpolation ratio to the first gain; and estimate the vehicle state variable based on the second gain.
B62D 6/00 - Arrangements for automatically controlling steering depending on driving conditions sensed and responded to, e.g. control circuits
B62D 7/15 - Steering linkageStub axles or their mountings for individually-pivoted wheels, e.g. on king-pins the pivotal axes being situated in more than one plane transverse to the longitudinal centre line of the vehicle, e.g. all-wheel steering characterised by means varying the ratio between the steering angles of the steered wheels
43.
ELECTRIC POWER STEERING APPARATUS AND VEHICLE HAVING THE SAME
Provided are an electric power steering apparatus and a vehicle having the same, the electric power steering apparatus including a ball screw coupled to a steering shaft, configured to rotate, and having an outer peripheral screw groove provided in an outer peripheral surface thereof, a ball nut having an inner peripheral screw groove provided in an inner peripheral surface thereof and corresponding to the outer peripheral screw groove, having outer peripheral gear teeth provided on an outer peripheral surface thereof and coupled to a sector shaft, and configured to slide in an axial direction if the ball screw rotates, a gearbox housing in which the ball screw, the sector shaft, and the ball nut are embedded, and a nut slider coupled to the outer peripheral surface of the ball nut and configured to slide while being supported on an inner peripheral surface of the gearbox housing if the ball nut slides.
In a motor and a method of assembling a motor, a coupling hole is formed in one of a housing and a fixing bracket and a plastic deformation part is formed in the other, and then stacked and fixed by caulking, so that the joining is maintained in a firm state and the defect rate can be drastically reduced, and the number of parts can be reduced and productivity can be increased without a separate fastening means.
The present embodiments provide a steering apparatus including an actuator rod having a fastening hole provided on one side of an outer surface and axially sliding, a rod fastening member having one end coupled with a magnet assembly and the other end coupled to the fastening hole, a rod housing having a rod hole through which the actuator rod slides and an accommodation hole communicating with the rod hole provided on one side of an outer surface, a pair of support members that support both inner sides of the accommodation hole and are coupled to slide axially together with the actuator rod and are separately arranged on both radial sides of the rod fastening member, and an elastic member coupled to an outer surface of the rod fastening member and elastically supporting the pair of support members.
A pedal simulator may include a housing; a piston, a front portion of which is arranged inside the housing and connected to a pedal of a vehicle, and configured to be movable forward or backward in response to movement of the pedal; a reaction force member arranged inside the housing and configured to be compressible by the forward movement of the piston and configured to provide a reaction force against the forward movement of the piston; and a friction member movably disposed in the housing, configured to be elastically deformable such that the friction member is compressed when being moved in the backward direction and the friction member is expanded when being moved in the forward direction, and being in contact with the outer surface of the piston to apply friction to the movement of the piston and move in a same direction as the movement of piston.
G05G 5/03 - Means for enhancing the operator's awareness of the arrival of the controlling member at a command or datum positionProviding feel, e.g. means for creating a counterforce
B60T 7/04 - Brake-action initiating means for personal initiation foot-actuated
47.
APPARATUS FOR CONTROLLING VEHICLE AND CONTROL METHOD THEREOF
A vehicle control apparatus includes a vehicle state sensor configured to detect state information of a vehicle, a braking force adjuster configured to adjust a braking force of the vehicle, a driving force adjuster configured to adjust a driving force of the vehicle, and a controller configured to control the braking force adjuster and the driving force adjuster, in which, when a steering system fails, the controller is configured to apply partial braking to the vehicle by providing a braking force to turn-direction inner wheels of the vehicle through the braking force adjuster according to a steering situation to allow the vehicle to turn left or right, and is configured to apply compensated driving to the vehicle by providing a compensating driving force corresponding to a reduction in braking force by the partial braking to driving wheels of the vehicle through the driving force adjuster.
B60W 50/029 - Adapting to failures or work around with other constraints, e.g. circumvention by avoiding use of failed parts
B60W 10/06 - Conjoint control of vehicle sub-units of different type or different function including control of propulsion units including control of combustion engines
B60W 10/184 - Conjoint control of vehicle sub-units of different type or different function including control of braking systems with wheel brakes
Disclosed is an electric brake system. The disclosed electric brake system includes: a reservoir; an integrated master cylinder including a master piston, a master chamber, and a pedal simulator; a liquid pressure supply device; a first hydraulic circuit controlling a flow of a pressurized medium supplied to a first wheel cylinder and a second wheel cylinder; a second hydraulic circuit controlling a flow of a pressurized medium supplied to a third wheel cylinder and a fourth wheel cylinder; a single backup path of which one end is connected to the master chamber, and the other end is connected to any one of the first and second hydraulic circuits; a cut valve provided in the backup path; and a connection path connecting the first hydraulic circuit and the second hydraulic circuit, and the connection path and the other end of the backup path are in communication with each other.
B60T 13/68 - Electrical control in fluid-pressure brake systems by electrically-controlled valves
B60T 13/66 - Electrical control in fluid-pressure brake systems
B60T 13/74 - Transmitting braking action from initiating means to ultimate brake actuator with power assistance or driveBrake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive
The present invention discloses a wheel motor structure in which dustproof and protective effects can be further increased and heat radiation efficiency can be further increased and which includes a stator, a rotor, a cover coupled to one surface of the rotor to cover one surface of the stator, a coupling shaft which passes through the stator and the cover, and an oil seal disposed in a space between the cover and the coupling shaft to seal the space, wherein heat radiating fins extending in a radial direction are formed to protrude from both surfaces of the cover. Accordingly, the dustproof and waterproof effects of the wheel motor structure can be further increased and the heat radiation efficiency can be further increased
B60K 7/00 - Disposition of motor in, or adjacent to, traction wheel
B60B 7/00 - Wheel cover discs, rings, or the like, for ornamenting, protecting, or obscuring, wholly or in part, the wheel body, rim, hub, or tyre sidewall
B60K 17/12 - Arrangement or mounting of transmissions in vehicles characterised by arrangement, location or kind of gearing of electric gearing
50.
ELECTRONIC PARKING BRAKE SYSTEM AND CONTROL METHOD THEREOF
The present disclosure relates to an electronic parking brake system and a control method thereof. The electronic parking brake system includes an electronic parking brake that includes an electronic parking brake actuator applied by a motor. The electronic parking brake system includes a current sensor configured to detect a current flowing in the motor. The electronic parking brake system includes a processor configured to control a parking apply operation of the electronic parking brake. The electronic parking brake system includes a memory configured to store an inrush current generated during the parking apply operation of the electronic parking brake in a no-load condition. The processor calculates an inrush current model based on the inrush current and may accurately estimate and remove the inrush current generated during the parking apply operation by modeling the inrush current when there is no external load.
B60T 17/22 - Devices for monitoring or checking brake systemsSignal devices
B60T 13/74 - Transmitting braking action from initiating means to ultimate brake actuator with power assistance or driveBrake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive
H02P 3/04 - Means for stopping or slowing by a separate brake, e.g. friction brake or eddy-current brake
H02P 23/00 - Arrangements or methods for the control of AC motors characterised by a control method other than vector control
H02P 23/14 - Estimation or adaptation of motor parameters, e.g. rotor time constant, flux, speed, current or voltage
A brake system may include: a drum; a brake shoe including a frictional member applying frictional force to the drum; a motor moving the brake shoe; a force sensor detecting clamping force of the frictional member to the drum; and a controller electrically connected to the motor and the force sensor, and the controller may determine a first position of the frictional member to the drum at a braking force generation start time based on current applied to the motor or torque of the motor upon controlling the motor for braking, and control the motor so that an interval between the drum and the frictional member is adjusted based on the first position when the force sensor is in a failure state upon controlling the motor for releasing the braking.
B60T 8/171 - Detecting parameters used in the regulationMeasuring values used in the regulation
F16D 51/22 - Brakes with outwardly-movable braking members co-operating with the inner surface of a drum or the like shaped as brake-shoes pivoted on a fixed or nearly-fixed axis with two brake-shoes extending in opposite directions from their pivots mechanically actuated
F16D 65/22 - Actuating mechanisms for brakesMeans for initiating operation at a predetermined position arranged in or on the brake adapted for pressing members apart
F16D 66/00 - Arrangements for monitoring working conditions of brakes, e.g. wear or temperature
The present embodiments relate to a terminal of a busbar and a motor including the same. More specifically, there may be provided a terminal of a busbar that may reduce the amount of scraps generated during press processing as the connection terminal is formed side by side with the body portion in a twist-bendable shape to thereby reduce material costs and may increase rigidity as the connection terminal is twist-bent in a direction of crossing the body portion during assembly, and a motor including the same.
According to the present embodiments, there may be provided a vehicle steering device, comprising a steering shaft having a toothed portion having a plurality of mountains and valleys axially formed on an outer circumferential surface of an end portion thereof and circumferentially arranged, and rotated with a steering wheel to transfer a steering force, an upper column formed in a hollow shape and having the steering shaft coupled to and rotatingly supported on an inner circumferential side thereof, and a shaft fixing member having one side end coupled to the steering shaft and another side end coupled to the upper column to fix the steering shaft, and a method for assembling the same.
The present embodiments provide a steering feedback actuator including a housing to which a steering shaft is rotatably coupled, a reaction motor coupled to the housing and connected to the steering shaft to provide a steering reaction force, a rotor coupled to the steering shaft, and a clutch unit including a stopper fixed to the housing, and optionally restraining the rotor to the stopper.
A power supply system for supplying power to a steer-by-wire steering device includes a high-voltage power source, a converter for converting voltage of the high-voltage power source into an operating voltage, a low-voltage power source, a steer-by-wire steering device including a main system and a sub system, and an uninterruptible power supply for receiving power from the low-voltage power source and supplying the power to a sub system, in which the uninterruptible power supply includes a first charging circuit, a first capacitor, and one or more switch elements, and turns on a first switch element connected to the first charging circuit to apply a boosted operating voltage to the main system in a case where a vehicle is in a parking operation.
B62D 5/04 - Power-assisted or power-driven steering electrical, e.g. using an electric servo-motor connected to, or forming part of, the steering gear
B60R 16/03 - Electric or fluid circuits specially adapted for vehicles and not otherwise provided forArrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric for supply of electrical power to vehicle subsystems
B62D 5/00 - Power-assisted or power-driven steering
H02J 9/06 - Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over
56.
ELECTRONIC BRAKE SYSTEM AND CONTROL METHOD THEREOF
An electronic brake system according to an embodiment of the present disclosure includes a first pedal travel sensor and a second pedal travel sensor each including two internal sensors and outputting a pedal detection signal according to an operation of a brake pedal; and a first ECU (electronic control unit) may receive a first pedal detection signal from a first internal sensor of the first pedal travel sensor and receive a second pedal detection signal from a second internal sensor of the second pedal travel sensor, and a second ECU may receive a third pedal detection signal from a third internal sensor of the first pedal travel sensor and receive a fourth pedal detection signal from a fourth internal sensor of the second pedal travel sensor.
B60T 8/88 - 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 with failure responsive means, i.e. means for detecting and indicating faulty operation of the speed responsive control means
B60T 8/92 - 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 with failure responsive means, i.e. means for detecting and indicating faulty operation of the speed responsive control means automatically taking corrective action
B60T 13/74 - Transmitting braking action from initiating means to ultimate brake actuator with power assistance or driveBrake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive
B60T 17/22 - Devices for monitoring or checking brake systemsSignal devices
57.
SUSPENSION CONTROL DEVICE AND CONTROL METHOD THEREFOR, AND VEHICLE INCLUDING THE SAME
The present disclosure relates to a suspension control device, a control method therefor, and a vehicle including the same. The control device for controlling each suspension in a vehicle according to some embodiments includes at least: a memory and a processor that controls a damping force provided through each suspension in the vehicle using information stored in the memory. The processor identifies a current state of the vehicle using sensor data of a sensor unit of the vehicle, performs a first process of obtaining a currently damping force for a damper of each suspension according to the identified current state, identifies an output range for an output of an actuator of each damper, which changes according to a damper speed, and performs a second process of determining a target damping force for each damper in consideration of the identified output range.
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 surface conditions, e.g. due to speed or load the regulating means comprising electric or electronic elements characterised by the use of a specific signal treatment or control method
An electronic control apparatus may include: a first housing that forms a first accommodating space; a second housing that forms a second accommodating space different from the first accommodating space; a conductive first pin that penetrates through the first housing and is fixed to the first housing; a conductive second pin that penetrates through the second housing and is fixed to the second housing; a conductive connection member that electrically connects the second pin to the first pin; a first printed circuit board that is provided in the first accommodating space, has a first through hole into which the first pin is inserted, and is electrically connected to the first pin; and a second printed circuit board that is provided in the second accommodating space, has a second through hole into which the second pin is inserted, and is electrically connected to the second pin.
A brake system includes a sensor module including a motor current sensor and a force sensor, electric mechanical brake units mounted to wheels of a vehicle and including motors, respectively, and a controller configured to control one or more of the electric mechanical brake units, and the controller predicts states one of the motors of the electric mechanical brake units based on current signals of the motors detected by the motor current sensor, when at least one of the predicted states of the motors indicates that at least one of the motors fails, determines a failure level of the failed at least one of the motors based on sensor data obtained from the sensor module, calculates a requested torque of each of the wheels based on the determined failure level of the failed at least one of the motors, and controls a torque of each of the wheels based on the calculated requested torque of each of the wheels.
B60T 8/172 - Determining control parameters used in the regulation, e.g. by calculations involving measured or detected parameters
B60T 8/171 - Detecting parameters used in the regulationMeasuring values used in the regulation
B60T 8/174 - Using electrical or electronic regulation means to control braking characterised by using special control logic, e.g. fuzzy logic
B60T 8/26 - Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force characterised by producing differential braking between front and rear wheels
G07C 5/08 - Registering or indicating performance data other than driving, working, idle, or waiting time, with or without registering driving, working, idle, or waiting time
H02P 21/00 - Arrangements or methods for the control of electric machines by vector control, e.g. by control of field orientation
H02P 21/22 - Current control, e.g. using a current control loop
H02P 21/36 - Arrangements for braking or slowingFour quadrant control
60.
Vehicle steering column, control method thereof, and vehicle
A vehicle steering column includes an upper tubular column connected to a steering wheel, a middle tubular column into which the upper tubular column is slidably inserted, a lower tubular column into which the middle tubular column is slidably inserted, the lower tubular column being connected to a vehicle body, and a telescoping device connected to the upper tubular column, the middle tubular column, and the lower tubular column to retract or expand the three tubular columns.
B62D 1/185 - Steering columns yieldable or adjustable, e.g. tiltable adjustable by axial displacement, e.g. telescopically
B62D 1/187 - Steering columns yieldable or adjustable, e.g. tiltable with tilt adjustmentSteering columns yieldable or adjustable, e.g. tiltable with tilt and axial adjustment
61.
STEERING CONTROL DEVICE, STEERING ASSIST DEVICE, AND STEERING SYSTEM
The present embodiments relate to a steering control device, a steering assist device, and a steering system. A steering control device may include an input-side steering control module controlling an input-side steering motor to assist an input-side mechanism mechanically separated from an output-side mechanism connected with a wheel and connected with a steering wheel. The input-side steering control module may include a repulsive force controller controlling a repulsive force of the input-side steering motor based on a steering assist current related to the input-side steering motor and an operation state of the input-side steering control module.
A vehicle steering device or a vehicle comprises an upper tube in which a steering shaft is rotatably coupled, a lower tube having the upper tube inserted therein and having a through-hole penetrating an outer circumferential surface and inner circumferential surface thereof, and a tube support coupled to the through-hole and radially supporting the upper tube.
A sensor structure for a brake pedal is disclosed. The sensor structure includes a lever member connected to a brake pedal and configured to rotate around a rotation axis, a magnet member positioned on the rotation axis and configured to rotate around the rotation axis, a coil member arranged to be wound around the magnet member, a magnet receiving member having a magnet receiving groove for the magnet member that relatively rotates with respect to the coil member, a magnet-supporting housing member having a magnet receiving member through-hole that supports the magnet receiving member, a sensing element having a sensor that detects the rotation of the magnet member, and a sensor housing member having a sensor housing body for the sensing element, and a sensor housing body coupling part positioned on one outer side of the sensor housing body coupled to the magnet-supporting housing member.
G01D 5/14 - Mechanical means for transferring the output of a sensing memberMeans for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for convertingTransducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage
B60T 7/04 - Brake-action initiating means for personal initiation foot-actuated
G01B 7/30 - Measuring arrangements characterised by the use of electric or magnetic techniques for measuring angles or tapersMeasuring arrangements characterised by the use of electric or magnetic techniques for testing the alignment of axes
64.
APPARATUS AND METHOD FOR ENHANCING SECURITY OF IN-VEHICLE COMMUNICATION NETWORK
The present disclosure relates to an apparatus and method for enhancing the security of an in-vehicle communication network, and includes a memory containing at least one instruction; and at least one processor for executing the at least one instruction stored in the memory, wherein the at least one processor is configured to group a plurality of ECUs (electronic control units) equipped in a vehicle into a plurality of groups, and complete the grouping by including a gateway in each of the plurality of groups, and wherein among the gateways, a transmitting-side gateway is configured to apply a penalty to an ECU that requested the transmission of an unapproved message. The present disclosure can be applied to other embodiments as well.
Disclosed herein are an electronic controller for a vehicle and a method thereof that can determine control authority of electronic control units (ECUs) according to a failure level. The electronic controller has a first ECU and a second ECU that form a redundant structure in which the first ECU and the second ECU are configured to perform the same function. The electronic controller, in response to diagnosis of a failure of the first ECU and a failure of the second ECU, determines which ECU, among the first ECU and the second ECU, would perform a vehicle control, based on a failure level of the first ECU and a failure level of the second ECU. There is an effect of being able to secure user safety by allowing minimum control even when all ECUs forming the redundant structure fail.
B62D 5/04 - Power-assisted or power-driven steering electrical, e.g. using an electric servo-motor connected to, or forming part of, the steering gear
G07C 5/08 - Registering or indicating performance data other than driving, working, idle, or waiting time, with or without registering driving, working, idle, or waiting time
66.
SCALABLE TORQUE ELECTRIC MOTOR AND METHOD FOR DESIGNING THE SAME
A motor includes: a stator assembly; and a rotor assembly configured to be rotatable relative to the stator assembly. The rotor assembly includes a rotor body that includes: a first group of magnet pockets including three first magnet pockets; and a second group of magnet pockets including two second magnet pockets, the second group of magnet pockets being positioned closer toward an inner surface of the rotor body than the first group of magnet pockets.
H02K 1/279 - Magnets embedded in the magnetic core
B60T 13/74 - Transmitting braking action from initiating means to ultimate brake actuator with power assistance or driveBrake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive
B62D 5/04 - Power-assisted or power-driven steering electrical, e.g. using an electric servo-motor connected to, or forming part of, the steering gear
F16D 65/16 - Actuating mechanisms for brakesMeans for initiating operation at a predetermined position arranged in or on the brake
H02K 21/22 - Synchronous motors having permanent magnetsSynchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets rotating around the armatures, e.g. flywheel magnetos
H02K 29/03 - Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices with a magnetic circuit specially adapted for avoiding torque ripples or self-starting problems
67.
BUSBAR FOR ELCTRONIC MOTOR AND METHOD FOR DESIGING THE SAME
A motor includes: a stator assembly; and a rotor assembly configured to be rotatable relative to the stator assembly. The stator assembly includes: a stator core having stator slots; a winding arrangement made up of windings, the winding arrangement including a non-exposed portion where a portion of the each of the windings is inserted within respective ones of the stator slots and an exposed portion where a top-most end of each of the windings extends outward from the stator core; and a busbar including at least one jumper that electrically connects one or more of the windings to one another, the busbar being installed onto the winding arrangement without covering the top-most end of each of the windings.
H02K 3/50 - Fastening of winding heads, equalising connectors, or connections thereto
B60K 7/00 - Disposition of motor in, or adjacent to, traction wheel
B60T 13/74 - Transmitting braking action from initiating means to ultimate brake actuator with power assistance or driveBrake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive
B62D 5/00 - Power-assisted or power-driven steering
H02K 21/22 - Synchronous motors having permanent magnetsSynchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets rotating around the armatures, e.g. flywheel magnetos
68.
APPARATUSES AND METHODS FOR LIQUID COOLING A VEHICLE WHEEL CONTROLLER
Embodiments of the present disclosure include apparatuses and methods for cooling an electric wheel controller are disclosed. Embodiments include an integrated circuit that controls the rotation of a wheel immersed in liquid coolant. During operation the temperature of the integrated circuit increases and the liquid coolant absorbs heat form the integrated circuit. The heated liquid coolant can then transfer heat to a housing that houses the integrated circuit and liquid coolant. In some embodiments the liquid coolant reaches temperatures that result in the liquid coolant transitioning to a gas and/or vapor. The gas and/or vapor coolant can move to portions of the housing with no liquid and transfer heat to the housing. The gas and/or vapor coolant can cool to a liquid state and move back to the pool of liquid coolant. In some embodiments a heat sink with optional fins can be soldered to the integrated circuit.
An electric wheel controller and methods for operating and manufacturing an electric wheel controller are disclosed. Embodiments include a controller forming a structural and/or load bearing component of the vehicle suspension system. Embodiments of the controller can be mounted to a wheel assembly, and in some embodiments the controller is a suspension knuckle. Embodiments include a controller with a cavity and electronic circuitry submerged in liquid coolant. During operation the coolant can absorb heat from the immersed circuitry. In some embodiments the coolant transitions to a gas and/or vapor, and can move to an upper portion of the cavity. When the coolant contacts the cooler surfaces of the cavity the coolant can transition back to a liquid and return to a pool of liquid coolant in which the circuitry is immersed. A heat sink can be connected to the controller, such as by laser soldering.
B60K 7/00 - Disposition of motor in, or adjacent to, traction wheel
B60R 16/03 - Electric or fluid circuits specially adapted for vehicles and not otherwise provided forArrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric for supply of electrical power to vehicle subsystems
70.
APPARATUSES AND METHODS FOR LIQUID COOLING A VEHICLE SUSPENSION COMPONENT AND WHEEL CONTROLLER
Embodiments of the present disclosure include apparatuses and methods for mounting an electronic component, including an integrated circuit that generates heat during operation, to a component of a vehicle suspension system, such as a suspension knuckle. Some embodiments include mounting the electronic component inside a cavity that contains coolant. In some embodiments the electronic component is immersed in liquid coolant that absorbs heat from the electronic component and transfers the heat to the suspension component where the heat can be transferred to the external environment. In some embodiments the liquid coolant transitions to a gas and/or vapor, and can condense back to a liquid after transferring heat to the suspension component. In some embodiments the electronic component is connected to a heat sink, such as by soldering, and the heat sink can include cooling fins that are immersed in the coolant.
B60K 11/04 - Arrangement or mounting of radiators, radiator shutters, or radiator blinds
B60K 7/00 - Disposition of motor in, or adjacent to, traction wheel
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 performanceAdaptation 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
H05K 7/20 - Modifications to facilitate cooling, ventilating, or heating
71.
METHODS AND APPARATUSES FOR CONNECTING AN INTEGRATED CIRCUIT AND A HEAT SINK
Embodiments of the present disclosure include systems and methods for attaching components to integrated circuits and devices thereby produced. In one example a heat sink is attached to an integrated circuit with a thermal interface material, such as solder. In some embodiments the laser is applied to the heat sink, and the heat from the heat sink heats the solder and the integrated circuit to a sufficient temperature to form an intermetallic bond between the integrated circuit and the solder and between the heat sink and the solder. In some embodiments the heat sink includes a base and cooling fins, and a laser is applied to a portion of the base between two cooling fins. In some embodiments the laser is moved across the base. In some embodiments the integrated circuit is immersed in liquid coolant and the liquid coolant absorbs heat from the integrated circuit and heat sink.
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 or
B60R 16/023 - Electric or fluid circuits specially adapted for vehicles and not otherwise provided forArrangement 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
H01L 23/427 - Cooling by change of state, e.g. use of heat pipes
An inductive sensor system includes: a circuit board. The circuit board includes: a transmitter coil set including at least a first transmitter coil including a first portion with a first radius and a second portion with a second radius smaller than the first radius and a second transmitter coil including a first portion with a third radius identical to the first radius and a second portion with a fourth radius identical to the second radius. The first transmitter coil and the second transmitter coil are circularly wound in a manner where the first radius and the fourth radius are on a first side of the circuit board while the second radius and the third radius are on a second side of the circuit board. The circuit board further includes: a receiver coil set including at least a first receiver coil and a second receiver coil.
G01L 3/10 - Rotary-transmission dynamometers wherein the torque-transmitting element comprises a torsionally-flexible shaft involving electric or magnetic means for indicating
G01L 5/22 - Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for measuring the force applied to control members, e.g. control members of vehicles, triggers
73.
APPARATUS AND METHOD FOR SETTING FAULT-TOLERANT TIME INTERVAL WHEN VEHICLE DRIVING
The present disclosure relates to an apparatus and method for setting a fault-tolerant time interval when vehicle driving, and includes a memory comprising at least one instruction; and at least one processor configured to execute the at least one instruction stored in the memory, wherein the at least one processor is configured to identify whether sensing data is obtained from a sensor provided in a handle of a vehicle when a malfunction is detected in at least one torque sensor provided in driving vehicle, and set a fault-tolerant time interval (FTTI) to increase according to a predetermined reference value in the vehicle when the sensing data is obtained, and is applicable to other embodiments.
An electronic brake apparatus is disclosed. The electronic brake apparatus includes: an input unit configured to move in a first direction according to a movement of a brake pedal; an output unit configured to be pressed according to a movement of the input unit and press a piston of a master cylinder connected to the output unit in the first direction; an electric booster including a motor, a rack configured to press the output unit, and a motion conversion unit configured to convert a rotational motion of the motor into a linear motion of the rack and move the rack forward or backward in the first direction; and an electronic control unit configured to control an operation of the motor according to a movement of the input unit, wherein the electronic control unit is positioned to one side in second direction of the electric booster.
B60T 7/04 - Brake-action initiating means for personal initiation foot-actuated
B60T 13/74 - Transmitting braking action from initiating means to ultimate brake actuator with power assistance or driveBrake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive
The present disclosure relates to a redundant structure of an electronic brake system control device, and the electronic brake system control device according to the present disclosure comprises two main control units (MCUs) in one package, which control a hydraulic brake control unit and an electronic parking brake control unit, and thus even when some MCUs malfunction, a brake system is controlled by the other MCU, braking performance of a vehicle can be secured, and thus driving stability of the vehicle can be ensured.
B60T 13/74 - Transmitting braking action from initiating means to ultimate brake actuator with power assistance or driveBrake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive
76.
HEAT DISSIPATION STRUCTURE FOR HEATING ELEMENT AND HOUSING STRUCTURE FOR BRAKE SYSTEM HAVING THE SAME
A heat dissipation structure is provided. The heat dissipation structure according to an aspect of the present disclosure includes a PCB substrate having a first heat dissipation pad having a predetermined area on one surface; a heating element coupled onto the heat dissipation pad by a coupling part, the heating element having one surface disposed adjacent to the heat dissipation pad and the other surface opposite to the one surface; a heat sink having one surface disposed of contact on the heating element; and a heat transfer material comprising a first region portion interposed between the other surface of the heating element and one surface of the heat sink.
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 a single subclass of subclasses , , , , or , e.g. assemblies of rectifier diodes the devices not having separate containers the devices being of a type provided for in subclass
The present disclosure relates to a device and method for monitoring a power supply unit of a device that supplies power by a battery. A power monitoring device according to the present disclosure includes a current sensor unit including a shunt resistor and an operational (OP) amplifier or a smart field effect transistor (FET) switch including a current sensor and a temperature sensor. Thus, since a capacitor for preventing a short circuit between a thermal fuse and a power supply unit according to the related art can be removed, a ground circuit can be integrated, and a power monitoring circuit can be simplified.
H02H 3/08 - Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition, with or without subsequent reconnection responsive to excess current
G01R 15/14 - Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks
G01R 19/165 - Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values
78.
VEHICLE STEERING APPARATUS AND VEHICLE INCLUDING SAME
A vehicle steering apparatus comprises an input shaft, an output shaft, and a torsion restoring member. The input shaft includes an insertion portion on the bottom end, the insertion portion having a space axially defined therein, and is coupled at the top end to a steering shaft to transmit a steering rotational force. The output shaft is coupled at the top end to the insertion portion and at the bottom end to a rack bar to transmit the steering rotational force to the rack bar. The torsion restoring member is coupled between the inner surface of the insertion portion and the top end of the output shaft to elastically deform upon rotation of the input shaft.
The present disclosure provides an electronic control shock absorber having coaxial dual solenoid valves. The electronic control shock absorber includes a cylinder formed with a double structure having an internal space and an external space, the internal space being divided into a compression chamber and a rebound chamber, and a reservoir chamber being formed in the external space, a compression solenoid valve mounted on an outside of the cylinder, and a rebound solenoid valve mounted on the outside of the cylinder. The compression solenoid valve and the rebound solenoid valve are arranged on the same axis to face each other.
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 surface conditions, e.g. due to speed or load the regulating means comprising electric or electronic elements
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 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 surface conditions, e.g. due to speed or load 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
B62D 1/19 - Steering columns yieldable or adjustable, e.g. tiltable incorporating energy-absorbing arrangements, e.g. by being yieldable or collapsible
B62D 1/184 - Mechanisms for locking columns at selected positions
A drive system for an electric bicycle is disclosed, which includes: a motor providing a rotational force to a driving wheel; a battery supplying power to the motor; and an alternator providing a pedal reaction force to a driver, and converting kinetic energy of a pedal into electric energy, and supplying the electric energy to at least any one of the motor and the battery.
A drive system for an electric bicycle is disclosed, which includes: a motor providing a rotational force to a driving wheel; a battery supplying power to the motor; and an alternator providing a pedal reaction force to a driver, and converting kinetic energy of a pedal into electric energy, and supplying the electric energy to at least any one of the motor and the battery.
The drive system for an electric bicycle according to the present disclosure has an effect in that a limit of the pedal reaction force by electromagnetic force is overcome to effectively prevent the ‘slip through’ phenomenon from occurring.
A brake assembly comprises a rotatable part configured to be rotatable by an actuator and a translatable part operably coupled with the rotatable part and configured to be axially translatable relative to the rotatable part to move the brake pad according to rotation of the rotatable part; and a bearing assembly configured to support the rotatable part. The bearing assembly comprises: an inner race comprising a forward inner race portion and an aft inner race portion; an outer race; and rollable balls. The forward inner race portion located closer to the brake pad than the aft inner race portion is made of a different and/or stronger material from and/or than the aft inner race portion located farther from the brake pad than the forward inner race portion, and/or is smaller than the forward inner race portion located farther from the brake pad than the aft inner race portion.
F16C 19/06 - Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for radial load mainly with a single row of balls
B60T 13/74 - Transmitting braking action from initiating means to ultimate brake actuator with power assistance or driveBrake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive
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
A braking control method and a braking control system of an electric mobility are provided, and the braking control method of the electric mobility according to an embodiment of the present disclosure comprises: activating a parking brake function; detecting a speed of the electric mobility when activating the parking brake function; if the speed of the electric mobility when activating the parking brake function is 0, short-circuiting a motor; detecting the speed of the electric mobility after short-circuiting the motor; and controlling the motor based on the speed of the electric mobility after short-circuiting the motor.
B60L 15/20 - Methods, circuits or devices for controlling the propulsion of electrically-propelled vehicles, e.g. their traction-motor speed, to achieve a desired performanceAdaptation 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 for control of the vehicle or its driving motor to achieve a desired performance, e.g. speed, torque, programmed variation of speed
B60T 8/17 - Using electrical or electronic regulation means to control braking
B60T 8/171 - Detecting parameters used in the regulationMeasuring values used in the regulation
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
B62J 3/14 - Electrical devices indicating functioning of other devices, e.g. acoustic warnings indicating that lights are switched on
B62J 6/24 - Warning or information lights warning or informing the rider, e.g. low fuel warning lights
Disclosed is an actuator for a brake device. In accordance with an aspect of the disclosure an actuator for a brake device includes a motor; a first reduction gear unit connected to the motor; and a second reduction gear unit connected to the first reduction gear unit; wherein the first reduction gear unit is provided as a planetary gear assembly, and the second reduction gear unit is provided as a bevel gear assembly.
B60T 13/74 - Transmitting braking action from initiating means to ultimate brake actuator with power assistance or driveBrake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive
F16D 65/16 - Actuating mechanisms for brakesMeans for initiating operation at a predetermined position arranged in or on the brake
A method and a system for controlling an electric bicycle are provided, and the method for controlling the electric bicycle according to an embodiment of the present disclosure comprises: detecting a pedal speed and a wheel speed; generating a wheel torque command by applying a wheel speed parameter to a difference between a wheel speed command generated by multiplying the pedal speed by a gear ratio and the wheel speed; generating a pedal torque command by applying a pedal speed parameter to the difference between the wheel speed command and the wheel speed; controlling a motor based on the wheel torque command; and controlling a generator based on the pedal torque command.
A steering control apparatus of a steer-by-wire system including a steer wheel feedback actuator and a road wheel actuator includes a controller configured to receive a first angle value from a first sensor provided at a lower steering shaft, connected to a steering wheel through an upper steering shaft and receive a second angle value from a second sensor provided at a motor of the steer wheel feedback actuator, and monitor compliance of the steer wheel feedback actuator using the first angle value and the second angle value based on determination of whether at least one of torque, a driving speed, and a steering angle of the steering wheel satisfies at least one preset condition for checking the compliance of the steer wheel feedback actuator.
Provided is a steering control apparatus of a Steer by Wire (SbW) system including a Steer wheel Feedback Actuator (SFA) and a Road Wheel Actuator (RWA), the steering control apparatus including: a receiver configured to receive a first angle value from a first sensor provided on a pinion of the RWA, and a second angle value from a second sensor provided on a motor of the RWA; and a controller configured to estimate rack force based on the second angle value, and monitoring compliance of the RWA by using the first angle value and the second angle value based on the rack force.
The present disclosure provides a frequency-sensitive shock absorber capable of implementing target performance of damping force by preventing a valve portion formed of a rubber material or a synthetic resin material constituting a pilot valve of a valve assembly from peeling in a high-pressure and high-temperature environment and securing a flow path, and a valve assembly employed therein. An upper pilot valve and a lower pilot valve each include a base portion in the form of a metal plate and a valve portion integrally molded with the base portion as an elastic material passes through a molded hole formed in a penetrating manner in the base portion, and elastically deformed vertically.
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 9/348 - Throttling passages in the form of annular discs operating in opposite directions
F16K 31/383 - Operating meansReleasing devices actuated by fluid in which fluid from the conduit is constantly supplied to the fluid motor in which the fluid works directly on both sides of the fluid motor, one side being connected by means of a restricted passage and the motor being actuated by operating a discharge from that side the fluid acting on a piston
In a computer-implemented method for providing a proxy between a database and a control logic of an electronic control unit (ECU) of a vehicle, a computing device receives database information including information related to a required configuration of the ECU from the database, receives control logic information including information related to a configuration of the control logic from the control logic of the ECU, and automatically generates a proxy for processing data received from one among the database and the control logic and providing data to the other one from among the database and the control logic, and the proxy is generated on the basis of the database information and the control logic information.
Disclosed are an apparatus for steering by wire and an operating method thereof, in which by detecting whether a failure occurs in a torsion bar mounted on the apparatus for steering by wire based on sensing information of the apparatus for steering by wire, steering stability can be enhanced, and an accident due to steering instability can be prevented.
A damping force adjustment device is provided. A damping force adjustment device comprises a pilot poppet raised and lowered by a magnetic force and a main poppet in which at least a portion of the pilot poppet is accommodated. Moreover, the damping force adjustment device comprises an elastic unit between at least a portion of an outer peripheral surface of the pilot poppet and an inner peripheral surface of one region of the main poppet where the pilot poppet is accommodated.
The present disclosure relates to a method and apparatus for checking road surface conditions, and includes checking, by an electronic apparatus, first sensing data and second sensing data related to driving of a vehicle; processing, by the electronic apparatus, the first sensing data and the second sensing data; if the first sensing data and the second sensing data all converge to a plurality of conditions, calculating a slope based on the distribution of the first sensing data and the second sensing data; calculating an offset, by the electronic apparatus, based on the calculated slope; and checking, by the electronic apparatus, a road surface condition on which the vehicle is driving using the calculated slope and offset. And it can also be applied to other embodiments.
In a method that is performed by a steering device control device and determines a traveling safety risk factor by determining an outlier of a steering wheel actuator, the method includes controlling to transmit a steering angle of a driver from the steering wheel actuator to a road wheel actuator, controlling to transmit a feedback torque from the road wheel actuator to the driver based on a rack force, checking a system efficiency outlier during control of a steering device, and transmitting information about a system outlier to a traveling vehicle, in which the checking of the system efficiency outlier during the control of the steering device further includes detecting overall friction and detecting peak friction among the system efficiency outliers.
A steering device and a corner module including the same are disclosed. A steering device according to an aspect of the present disclosure is to steer an in-wheel drive device, and the steering device may include: a housing; a drive motor supported on the housing and having a motor shaft extending up and down; a driving pulley coupled to the motor shaft; a speed reducer including an input shaft parallel to the motor shaft and an output shaft arranged coaxially with the input shaft and coupled to the in-wheel drive device; a driven pulley coupled to the input shaft; a first stage pulley and a second stage pulley that are adjacently coupled up and down to a pulley shaft parallel to the motor shaft and the input shaft and rotate integrally; a first belt connecting the driving pulley and the first stage pulley to transmit power; and a second belt connecting the second stage pulley and the driven pulley to transmit power.
An apparatus for controlling vehicle stability based on RWS comprises a vehicle status reference generator generating a reference, which represents a vehicle status, based on a front wheel steer angle, a drive mode, and a sensor signal transmitted from an in-vehicle network, a vehicle status estimator estimating lateral velocity and disturbance, based on front and rear wheel steer angles and the sensor signal transmitted from the in-vehicle network, an RWS target position calculator generating an RWS target position value, based on the reference generated from the vehicle status reference generator, the sensor signal transmitted from the in-vehicle network, the front wheel steer angle, and the lateral velocity and disturbance estimated from the vehicle status estimator, and an RWS position controller generating target motor torque, based on the RWS target position value calculated from the RWS target position calculator and an RWS rack position value.
B62D 7/15 - Steering linkageStub axles or their mountings for individually-pivoted wheels, e.g. on king-pins the pivotal axes being situated in more than one plane transverse to the longitudinal centre line of the vehicle, e.g. all-wheel steering characterised by means varying the ratio between the steering angles of the steered wheels
B62D 5/04 - Power-assisted or power-driven steering electrical, e.g. using an electric servo-motor connected to, or forming part of, the steering gear
97.
METHOD AND DEVICE OF DETERMINING TRAVELING STABILITY RISK FACTOR BY DETECTING PART OF ROAD WHEEL ACTUATOR
A method which is performed by a steering device control device and determines a traveling stability risk factor by detecting a part of a road wheel actuator is provided. The method includes (a) transmitting a steering angle of a driver from a steering wheel actuator to a road wheel actuator, (b) transmitting a feedback torque from the road wheel actuator to the driver based on a rack force, determining micro-buckling of a tie-rod during the (a) and (b), and when the micro-buckling is determined, providing the determination to a traveling vehicle system.
A hydraulic supply includes a motor coupled to a modulator block and having a stator and a rotor, a rotation shaft coupled to the rotor to rotate with the rotor, and a sensor assembly coupled to the rotation shaft to measure rotation frequency of the rotation shaft, wherein the sensor assembly rotates with the rotation shaft in response to a change in the angle between the rotation shaft and the rotor.
B60T 13/74 - Transmitting braking action from initiating means to ultimate brake actuator with power assistance or driveBrake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive
B60T 13/16 - Pressure supply arrangements using pumps directly, i.e. without interposition of accumulators or reservoirs
A caliper brake is disclosed. According to an aspect of the present disclosure, the caliper brake may include: a carrier installed so that a pair of pad plates are movable toward and away from a disk side; a caliper housing slidably provided on the carrier and including a cylinder, a first piston installed in the cylinder and provided to be movable toward and away from the pad plates by hydraulic brake pressure; a second piston installed in the first piston and provided to be movable toward and away from the pad plates by hydraulic brake pressure; and a power-conversion unit installed through the cylinder and pressurizing the second piston by receiving driving power from an actuator.
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
F16D 55/00 - Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes
F16D 65/18 - Actuating mechanisms for brakesMeans for initiating operation at a predetermined position arranged in or on the brake adapted for drawing members together
F16D 121/04 - Fluid pressure acting on a piston-type actuator, e.g. for liquid pressure
An electronic control apparatus may include a printed circuit board on which electrical circuits are mounted, a power connector provided on the printed circuit board and electrically connected to an external power source, a power circuit configured to receive external power through the power connector and supply power to the electrical circuits, an ultraviolet sensor mounted on the printed circuit board, and configured to detect ultraviolet light and output an ultraviolet detected signal corresponding to the detection of the ultraviolet light, and a processor configured to block power supply to at least one part of the electrical circuits in response to the ultraviolet detected signal from the ultraviolet sensor.
H02H 1/00 - Details of emergency protective circuit arrangements
H02H 3/04 - Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition, with or without subsequent reconnection Details with warning or supervision in addition to disconnection, e.g. for indicating that protective apparatus has functioned
