Steering Control Patents (Class 701/41)
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Patent number: 12291232Abstract: A detection system for a host vehicle includes a camera, global positioning system (“GPS”) receiver, compass, and electronic control unit (“ECU”). The camera collects polarimetric image data forming an imaged drive scene inclusive of a road surface illuminated by the Sun. The GPS receiver outputs a present location of the vehicle as a date-and-time-stamped coordinate set. The compass provides a directional heading of the vehicle. The ECU determines the Sun's location relative to the vehicle and camera using an input data set, including the present location and directional heading. The ECU also detects a specular reflecting area or areas on the road surface using the polarimetric image data and Sun's location, with the specular reflecting area(s) forming an output data set. The ECU then executes a control action aboard the host vehicle in response to the output data set.Type: GrantFiled: March 6, 2023Date of Patent: May 6, 2025Assignee: GM Global Technology Operations LLCInventors: Michael Baltaxe, Tzvi Philipp, Dan Levi
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Patent number: 12291181Abstract: The present disclosure provides systems and methods for automatically controlling braking and/or wheel speed at a dolly to increase maneuverability. In one form, a system comprises a memory, a first sensor, and at least one processor. The first sensor is configured to determine at least one of a distance from a dolly to a forward trailer or an angle from the dolly to the forward trailer. The at least one processor is configured to: determine that a forward trailer is moving in a reverse direction; determine a steering angle of a vehicle coupled to the forward trailer; measure a rotation of the forward trailer based on information received from the first sensor; and apply at least one of braking or wheel speed control to at least one wheel of the dolly based on the measured rotation of the forward trailer and the determined steering angle of the forward trailer.Type: GrantFiled: November 30, 2022Date of Patent: May 6, 2025Assignee: Bendix Commercial Vehicle Systems LLCInventors: Daniel Zula, Michael Cremona, Thomas Hayes
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Patent number: 12293658Abstract: A reproduction system includes an external detection unit configured to acquire external information of an own vehicle, a vehicle sensor configured to acquire vehicle information of the own vehicle, a storage medium storing computer-readable instructions, and at least one processor connected to the storage medium, the at least one processor executing the computer-readable instructions to generate external time-series data indicating an external situation of the own vehicle in time series based on the external information, generate vehicle time series data indicating a driving situation of the own vehicle in time series based on the vehicle information, generate, based on the external time-series data and the vehicle time-series data, a moving image that reproduces a movement history of the own vehicle at a specific traffic location, and cause a display device to display the moving image.Type: GrantFiled: March 23, 2023Date of Patent: May 6, 2025Assignee: HONDA MOTOR CO., LTD.Inventors: Tomoko Nishino, Masahiro Daimon, Masayuki Sato, Yuya Kishimoto
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Patent number: 12291203Abstract: A vehicle driving support device executes lane deviation suppression control when there is a possibility that an own vehicle deviates from a lane and when an execution prohibition condition is not satisfied, and executes the lane deviation suppression control so as to steer the own vehicle such that a behavior parameter representing a behavior of the own vehicle during the execution of the lane deviation suppression control does not exceed a behavior parameter upper limit value. The vehicle driving support device reduces the behavior parameter upper limit value or changes the execution prohibition condition such that the execution prohibition condition is not unlikely to be satisfied when the own vehicle is traveling at a speed equal to or lower than a predetermined speed, compared to when the own vehicle is traveling at a speed higher than the predetermined speed.Type: GrantFiled: October 13, 2022Date of Patent: May 6, 2025Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventor: Toshiro Ogawa
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Patent number: 12286171Abstract: A steering control device includes a controller configured to control driving of a motor that generates a torque. The torque is a torque applied to a steering mechanism of a vehicle using electric power from at least any one of an in-vehicle main power source and an auxiliary power source that backs up the main power source. The controller is configured to wait for the auxiliary power source to be charged to an extent that the main power source is able to be backed up and to permit the vehicle to travel when the controller is activated with an activation operation for the vehicle as a trigger and transitions to a state where control of the motor is executable.Type: GrantFiled: October 20, 2022Date of Patent: April 29, 2025Assignees: JTEKT CORPORATION, TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Takashi Koudai, Yuji Fujita, Yugo Nagashima, Yuuta Kajisawa, Kazuma Hasegawa, Yosuke Yamashita, Shintaro Takayama
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Patent number: 12286153Abstract: A power steering controller including: a first override determination part that determines whether automatic steering of a vehicle is possible on the basis of a state of the vehicle; a second override determination part that determines whether manual steering of the vehicle is possible on the basis of a state of a driver of the vehicle; and a driving mode switching part that switches between an automatic steering mode for automatically steering the vehicle, a manual steering mode for manually steering the vehicle, and a semi-automatic steering mode for automatically steering and manually steering the vehicle, on the basis of a determination result of the first override determination part and a determination result of the second override determination part.Type: GrantFiled: August 26, 2021Date of Patent: April 29, 2025Assignee: ISUZU MOTORS LIMITEDInventor: Motoya Suzuki
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Patent number: 12286150Abstract: A system for guiding a vehicle includes first and second operating elements, which are configured to influence a wheel steering angle of the vehicle and are not mechanically coupled to one another. A target steering angle is determined as a function of a sum of steering torques, which is dependent on a target steering torque and actual steering torques of the first and of the second operating elements. The first and second actual steering angles are adjusted as a function of the target steering angles in the respective first and second operating elements. A target wheel steering angle is determined as a function of the target steering angle, wherein the sum of steering angles includes two summands dependent on the first actual steering angle and the second actual steering angle, respectively. The wheel steering angle is adjusted as a function of the target wheel steering angle.Type: GrantFiled: April 17, 2023Date of Patent: April 29, 2025Assignee: Robert Bosch GmbHInventor: Nicolas Boos
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Patent number: 12286105Abstract: A steering system includes a motor, and a processor configured to perform a method. The method includes computing, by a processor, a predicted steering angle at a future time step. The method further includes determining, by the processor, a predicted vehicle-position at the future time step based on the predicted steering angle. The method further includes detecting, by the processor, a proximity to an object at the future time step based on predicted vehicle-position. The method further includes generating, by the processor, an intervention signal in response to the proximity being below a predetermined threshold.Type: GrantFiled: May 1, 2019Date of Patent: April 29, 2025Assignee: Steering Solutions IP Holding CorporationInventors: Tejas M. Varunjikar, Jian Sheng
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Patent number: 12286128Abstract: Method for determining steering deadband and eliminating starting drag in a vehicle, having at least one steered wheel mechanically connected to an actuator, includes, from a first initial position, wherein the actuator is in a middle position and is biased toward a second direction, the actuator is moved toward a first direction, the first direction being opposite to the second direction, until a movement of the steered wheel is detected in a first deadband detection position of the actuator. The actual position of the actuator in the first deadband detection position is stored as a first deadband value ?DB1. After reaching the first deadband detection position, the actuator is moved further in the first direction by a predetermined ?ESD1 first starting drag elimination angle to cause a predetermined movement of the at least one steering wheel and further mechanical parts connected thereto arriving to a first starting drag elimination position.Type: GrantFiled: April 29, 2022Date of Patent: April 29, 2025Assignee: VIE TECHNOLOGY (EUROPE) KFT.Inventors: Tamás Rapp, Tamás Rózsa, Márton Lukács
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Patent number: 12280817Abstract: A sensing system for hand or body part positioning detection on an object, particularly on a rim of a steering wheel, includes at least one electrically conducting signal line that is arrangeable on a surface of the object with a priori knowledge about a relation between a distance of any portion of the at least one signal line from a reference point and information on a position on the object, a signal voltage source for providing a time-dependent measurement signal to be traveling along the signal line, and a control and evaluation unit. From a received reflected measurement signal, the control and evaluation unit determines a position or positions on the object of a portion or portions of the signal line at least partially reflecting the measurement signal. Based on the determined position or positions, a hand or body part positioning on the object is determined.Type: GrantFiled: March 25, 2021Date of Patent: April 22, 2025Assignee: IEE INTERNATIONAL ELECTRONICS & ENGINEERING S.A.Inventors: Baptiste Anti, Laurent Lamesch, Thomas Faber, Thomas Stifter, Michael Puetz, Andreas Fox
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Patent number: 12280842Abstract: A control device includes a reaction force controller to generate an input torque input to the control target and control a reaction force transmitted from a steering wheel to a steering person, an assist controller to generate a correction torque to correct the input torque based on an output of the control target and a nominal model, and a state feedback circuit to feed back a state compensation value to the input torque based on the output of the control target. The assist controller is configured or programmed such that the transfer function of the control target is constrained by the transfer function of the nominal model in the frequency band where the gain in the gain characteristic of the complementary sensitivity function with respect to the modeling error between the control target and the nominal model is approximately 1.Type: GrantFiled: December 21, 2022Date of Patent: April 22, 2025Assignee: NIDEC CORPORATIONInventors: Shuji Endo, Sohei Miyake, Masaya Ishikawa, Daisuke Notsu
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Patent number: 12275429Abstract: According to an embodiment, a mobile object control device includes a recognizer configured to recognize a surrounding situation of a mobile object on the basis of a first image captured, an action plan generator configured to generate a future action plan of the mobile object on the basis of a recognition result, and a driving controller configured to control at least one of steering and a speed of the mobile object on the basis of the action plan generated. The recognizer recognizes a physical object near the mobile object in a first recognition mode in which a recognition process is performed using a second image obtained by reducing a data amount of the first image and determines that another physical object having a larger risk area than the recognized physical object has been recognized when accuracy of the recognized physical object is less than a threshold value.Type: GrantFiled: January 24, 2023Date of Patent: April 15, 2025Assignee: HONDA MOTOR CO., LTD.Inventor: Masamitsu Tsuchiya
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Patent number: 12275472Abstract: A vehicle: finds a common central point at which a difference between a distance from a current position of a first tire and a distance from a target position of the first tire is within a predetermined range and a difference between a distance from a current position of a second tire and a distance from a target position of the second tire is within a predetermined range; and sets a steering angle of each of a plurality of tires so that the tire will be oriented in a direction of a tangent to a clearance circle whose center is the common central point or oriented in a direction whose angle difference from the direction of the tangent is within a predetermined range.Type: GrantFiled: July 8, 2021Date of Patent: April 15, 2025Assignee: JFE STEEL CORPORATIONInventors: Hideki Hirayama, Yusuke Kaneta, Shinji Nanba, Haruhisa Sakai, Toshiyuki Kohara
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Patent number: 12275465Abstract: Provided is a feature capable of improving steering sensation in an electric power steering control device. This electric power steering control device is provided with: a basic control amount calculation unit that calculates a basic control amount corresponding to driver's steering; a friction force calculation unit that calculates, by using a friction model, a friction force corresponding to at least one of a yaw rate and lateral acceleration, and calculates a friction-caused control amount resulting from the calculated friction force; and a control amount calculation unit that calculates a steering control amount in accordance with the basic control amount and the friction-caused control amount.Type: GrantFiled: November 9, 2022Date of Patent: April 15, 2025Assignee: Hitachi Astemo, Ltd.Inventors: Miki Kohso, Kosuke Sano
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Patent number: 12274211Abstract: A tilt monitoring system for a mobile irrigation system including a sensor and a controller. The sensor is configured to detect a tilt magnitude of the span and generate a corresponding tilt signal. The controller is configured to receive the tilt signal representing the tilt magnitude, generate a deactivation signal representing an instruction to deactivate the drive motor if the tilt magnitude is greater than a tilt threshold, transmit the deactivation signal to the drive motor, generate a notification signal representing a notification that the drive motor has been deactivated due to the tilt magnitude, transmit the notification signal, receive a follow-up input signal representing a follow-up input, generate a follow-up command signal representing a command for implementing the follow-up input, and transmit the follow-up command signal so that the mobile irrigation system implements the follow-up input.Type: GrantFiled: January 6, 2022Date of Patent: April 15, 2025Assignee: LINDSAY CORPORATIONInventors: Mark William Miller, Luke Joseph Barker
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Patent number: 12269453Abstract: A method in a vehicle for estimating vehicle motion state during a vehicle maneuver, comprising; obtaining a trigger signal indicating an onset of the vehicle maneuver, selecting a sub-set of wheels on the vehicle to be in a free-rolling condition, measuring one or more parameters related to revolution of the sub-set of wheels in free-rolling condition, and estimating the vehicle motion state based on the measured parameters.Type: GrantFiled: March 7, 2019Date of Patent: April 8, 2025Assignee: VOLVO TRUCK CORPORATIONInventors: Leon Henderson, Leo Laine
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Patent number: 12263867Abstract: A system includes a processor and a memory in communication with the processor. The memory has a human-machine interface module having instructions that, when executed by the processor, cause the processor to identify, influenced by sensor data regarding a vehicle and an environment in which the vehicle operates, an event in which the vehicle should perform an autonomous steering maneuver determined by an autonomous driving system. The instructions further cause the processor to, in response to identifying the event, decouple control of a steering rack of the vehicle by a handwheel of the vehicle and lock the handwheel to prevent the handwheel from substantially moving. The instructions further cause the processor to determine, by the autonomous driving system, the autonomous steering maneuver to be performed by the vehicle influenced by an isometric torque input applied to the handwheel and detected by the processor when the handwheel is locked.Type: GrantFiled: February 24, 2022Date of Patent: April 1, 2025Assignee: Toyota Research Institute, Inc.Inventors: Manuel Ludwig Kuehner, Jaime S. Camhi
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Patent number: 12263881Abstract: A vehicle-mounted camera device mounted on a vehicle includes a main core that generates a guide line image including a guide line in accordance with the steering angle of the vehicle, a sub core that superposes a guide line image on a reference image based on the capturing result from a camera mounted on the vehicle, thereby to output the resulting reference image to a display device as a display image, and a memory that holds a plurality of guide line images generated in the main core with respect to a plurality of steering angle. The sub core reads from the memory, in accordance with steering angle information indicating the current steering angle of the vehicle, one of the plurality of guide line images to generate a display image using the read guide line image.Type: GrantFiled: August 6, 2020Date of Patent: April 1, 2025Assignee: DENSO TEN LimitedInventor: Kenta Hirayama
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Patent number: 12263898Abstract: The present disclosure provides a vehicle steering device and a vehicle steering method capable of ensuring safety of a passenger and a vehicle when a steering abnormality of the vehicle occurs. The vehicle steering device includes a steering input unit, a steering output unit connected to the steering input unit and a wheel, and a control unit configured to control the steering input unit and the steering output unit, in which, when a steering abnormality occurs in the steering input unit, the control unit directly controls the steering output unit regardless of the operation of the steering input unit.Type: GrantFiled: November 22, 2022Date of Patent: April 1, 2025Assignee: HL MANDO CORPORATIONInventor: Tae Sik Kim
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Patent number: 12259734Abstract: A device and method for controlling platooning mode of a vehicle based on a IoT device and camera is disclosed. The method includes receiving beacon signals including unique identification information from a surrounding vehicle; determining that the surrounding vehicle is a platooning eligible vehicle included in the platooning group when the unique identification information corresponds to pre-stored platooning eligibility information; and activating the platooning mode of the vehicle based on whether at least one of intensities of the beacon signals or a reception time interval in which the beacon signals are received satisfies a predefined first condition.Type: GrantFiled: November 16, 2022Date of Patent: March 25, 2025Assignee: HYUNDAI MOBIS CO., LTD.Inventor: Kyung Jung Song
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Patent number: 12258078Abstract: A method to control a steer-by-wire steering system for a road vehicle including a steering device, a road wheel actuator to actuate road wheels, and a controller configured or programmed to generate a motor torque request for the road wheel actuator based on an actual or an estimated position and a position request, which is based on the position of the steering device, includes detecting a road wheel actuator power limit situation, modifying the position request so that it can be followed by the road wheel actuator within power limits, and using the modified position request to generate the motor torque request for the road wheel actuator.Type: GrantFiled: October 19, 2022Date of Patent: March 25, 2025Assignees: Thyssenkrupp Presta AG, Honda Motor Co., Ltd.Inventors: Yoshinobu Watanabe, Munetsugu Hanji, Hayato Miyakawa, Levente Pásztor, Péter Kakas, Krisztián Dömötör
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Patent number: 12257718Abstract: The present disclosure provides a system and a method for controlling a motion of a robot from a starting point to a target point within a bounded space with a floorplan including one or multiple obstacles. The method includes solving for an electric potential in a bounded virtual space formed by scaling the floorplan of the bounded space with the one or multiple obstacles and applying charge to at least one bound of the bounded virtual space while treating the scaled obstacles as metallic surfaces with a constant potential value, wherein the electric potential provides multiple equipotential curves within the bounded virtual space. The method further includes selecting an equipotential curve with a potential value different from a potential value of an obstacle equipotential curve, determining a motion path based on the selected equipotential curve, and controlling the motion of the robot based on the determined motion path.Type: GrantFiled: April 14, 2022Date of Patent: March 25, 2025Assignee: Mitsubishi Electric Research Laboratories, Inc.Inventors: Chungwei Lin, Yebin Wang, Rien Quirynen, Devesh Jha, Bingnan Wang, William Vetterling, Siddarth Jain, Scott Bortoff
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Patent number: 12258065Abstract: A vehicular trailer guidance system includes an electronic control unit (ECU) and a rear backup camera disposed at a vehicle. A human machine interface (HMI) is operable in (i) a trailer left-backup mode, (i) a trailer straight-backup mode and (iii) a trailer right-backup mode. Responsive to selection by the driver of the trailer left-backup mode or trailer right-backup mode, the ECU sets a desired trailer angle of the trailer tongue leftward or rightward to an angle that is commensurate with a driver-selected setting of an input device. Responsive to selection by the driver of the trailer straight-backup mode, the ECU sets the desired trailer angle to a zero degree angle. The ECU, while the vehicle is backing up the trailer, controls the power steering system of the vehicle to steer the vehicle to back up the trailer to have the determined trailer angle coincide with the set desired trailer angle.Type: GrantFiled: December 16, 2020Date of Patent: March 25, 2025Assignee: Magna Electronics Inc.Inventors: Yuesheng Lu, Jyothi P. Gali, Richard C. Bozich, Alexander Velichko
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Patent number: 12258011Abstract: A vehicle controller includes a processor configured to: detect a lane being traveled by the vehicle, set a planned trajectory to be traveled by the vehicle along the detected lane, detect a lane line demarcating the lane being traveled by the vehicle and an obstacle in an area around the vehicle, identify an effective section of the planned trajectory, the effective section being a section in which the planned trajectory and the detected lane line match, and control motion of the vehicle to avoid a collision between the obstacle and the vehicle in the case that the obstacle is located in the effective section and on the planned trajectory.Type: GrantFiled: March 15, 2022Date of Patent: March 25, 2025Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Yuki Yoshihama, Taiyo Uejima, Toshiki Furutani, Yoshinao Takemae
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Patent number: 12258080Abstract: Provided is a steer-by-wire steering system (1) for a vehicle (2) that can appropriately bring the steered angle of the wheels to a prescribed relationship to the steering angle of a steering member (10) even when the steering angle of the steering member was changed while the vehicle was parked. When the steered angle of the wheels deviates from the prescribed relationship with the steering angle of the steering member upon startup (ST2: Yes), the control unit (15) drives at least one of the steering actuator (12) and the reaction force actuator (13) to bring the steered angle (?) of the wheels closer to the prescribed relationship with the steering angle (?) of the steering member (ST12) using a change in the transmission shift position from the park position (P) or the neutral position (N) to the travel position (D or R) as a trigger (ST8: Yes).Type: GrantFiled: March 2, 2021Date of Patent: March 25, 2025Assignees: HONDA MOTOR CO., LTD., THYSSENKRUPP PRESTA AKTIENGESELLSCHAFTInventors: Yosuke Ojima, Munetsugu Hanji, Yoshinobu Watanabe, Imre Szepessy, Miklos Aranyi
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Patent number: 12257953Abstract: A camera monitoring system (CMS) for a vehicle, including a CMS controller including a memory and a processor, the CMS controller being connected to a plurality of cameras disposed about a vehicle and configured to receive a video feed from each of the cameras in the plurality of cameras, the CMS controller including at least one side camera configured to define a rear side view and at least one rear camera configured to generate a rear facing view, the memory storing a trailer end detection module configured to identify a trailer end within at least one image generated by the plurality of cameras, and the memory further storing a trailer striking area prediction module configured to define a striking area geometry using a set of predicted future positions of prediction points in a prediction set, the prediction points being defined along an edge of the trailer.Type: GrantFiled: March 2, 2023Date of Patent: March 25, 2025Assignee: Stoneridge Electronics ABInventors: Liang Ma, Troy Cooprider
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Patent number: 12252264Abstract: A method of controlling a hybrid-electric aircraft powerplant includes running a first control loop for command of a thermal engine based on error between total response commanded for a hybrid-electric powerplant and total response from the hybrid-electric powerplant. A second control loop runs in parallel with the first control loop for commanding the thermal engine based on error between maximum thermal engine output and total response commanded. A third control loop runs in parallel with the first and second control loops for commanding engine/propeller speed, wherein the third control loop outputs a speed control enable or disable status. A fourth control loop runs in parallel with the first, second, and third control loops for commanding the electric motor with non-zero demand when the second control loop is above control to add response from the electric motor to response from the thermal engine to achieve the response commanded.Type: GrantFiled: September 19, 2023Date of Patent: March 18, 2025Assignee: PRATT & WHITNEY CANADA, CORP.Inventors: Leonid Guerchkovitch, Manuj Dhingra, Boris Karpman, Aaron J. Kaufman
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Patent number: 12252115Abstract: The disclosure provides a method and an apparatus for vehicle anti-collision control, a computer device, a computer-readable storage medium, and a vehicle, which are applied to the technical field of automobiles. The method includes: receiving information about a rear vehicle status and a relative distance between a vehicle behind and a present vehicle; when the information about the status indicates that there is a vehicle coming from behind and the relative distance between the vehicle behind and the present vehicle is less than a pre-determined distance, calculating an estimated time T for which the present vehicle is to be rear-ended by the vehicle behind; and performing an anti-collision operation for the present vehicle if T<Tthreshold, where Tthreshold is a pre-determined first anti-collision time threshold.Type: GrantFiled: April 25, 2022Date of Patent: March 18, 2025Assignee: NIO TECHNOLOGY (ANHUI) CO., LTDInventors: Zelei Zhou, Yang Xu
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Patent number: 12252129Abstract: A driving diagnostic device includes a processor. The processor acquires vehicle operation information including a direction indicator signal indicating an operation of a direction indicator of a vehicle and a yaw rate of the vehicle from a sensor mounted on the vehicle, determines that an event indicates a lane change by the vehicle when the vehicle operation information satisfies a predetermined condition, and performs evaluation of a driving operation of the vehicle during a period of the event.Type: GrantFiled: February 15, 2023Date of Patent: March 18, 2025Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventor: Yukiya Kushibiki
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Patent number: 12246785Abstract: System, methods, and other embodiments described herein relate to steering a vehicle based during loss of traction. In one arrangement, a method for steering a vehicle during loss of traction is disclosed. The method includes, responsive to detecting a slipping tire of a vehicle losing traction with a road, automatically steering the vehicle separately from an input of a steering wheel of the vehicle to cause the vehicle to follow a path. The method also includes decoupling control of a pair of front tires of the vehicle by the steering wheel. The method further includes rotating, independently of an input to the steering wheel and in parallel with steering the vehicle, the steering wheel to match an actual yaw of the vehicle.Type: GrantFiled: January 24, 2023Date of Patent: March 11, 2025Assignees: Toyota Research Institute, Inc., Toyota Jidosha Kabushiki KaishaInventors: Hiroshi Yasuda, Manuel Ludwig Kuehner, Yan Ming Jonathan Goh
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Patent number: 12246703Abstract: An apparatus and a method for controlling motion of a vehicle to improve turning motion performance are provided. The processor determines a riding position of a user, receives information about a steering angle of the vehicle, and outputs a vehicle control signal with regard to turning motion performance according to at least one of a phase difference between a yaw rate and lateral acceleration or a lateral slip angle with respect to the riding position, based on the received steering angle. A controller controls the vehicle in accordance with the vehicle control signal. The apparatus provides a passenger of the vehicle with optimal turning motion performance.Type: GrantFiled: August 11, 2022Date of Patent: March 11, 2025Assignees: Hyundai Motor Company, Kia Corporation, Korea University Of Technology And Education Industry-University Cooperation FoundationInventors: Jee Yoon Suh, Seung Han You, Wan Ki Cho, Han Byeol Gil, Chang Jun Jeon
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Patent number: 12248013Abstract: Devices, systems and methods for using system-level malfunction indicators to monitor the operation and resiliency of the autonomous driving system components are described. One example of a method for diagnosing a fault in a component of an autonomous vehicle includes receiving, from an electrical sub-component of the component, an electrical signal, receiving, from an electronic sub-component of the component, a message, and determining, based on the electrical signal and the message, an operational status of the component.Type: GrantFiled: July 7, 2023Date of Patent: March 11, 2025Assignee: TUSIMPLE, INC.Inventors: Xiaoling Han, Yu-Ju Hsu
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Patent number: 12240520Abstract: A method for ascertaining an orientation of a trailer relative to a tractor vehicle, wherein the tractor vehicle comprises a detection device which detects a first object region on the trailer and a second object region on the trailer, including recording the first and second regions by the one detection device, providing the recording to an evaluation device, assigning first and second information items to the first and second regions, and determining the orientation of the trailer relative to the tractor vehicle on the basis of the first and second information items by the evaluation device, wherein the evaluation device is configured for recognition in the first and/or second object regions, wherein the component located inside the first and/or second object regions comprises a supporting jack and/or a supporting jack base and/or a reinforcing cross and/or a connecting shaft.Type: GrantFiled: February 10, 2021Date of Patent: March 4, 2025Assignee: SAF-HOLLAND GmbHInventors: Bernd Brunsch, Mark Hartmann, Mario Sebastian Köster
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Patent number: 12240448Abstract: In a vehicle steering assist device that includes an electric power steering device that generates a control torque that modifies a return torque for urging a steering wheel to a neutral position, a steering assist ECU that controls the control torque, and a surrounding information detecting device (camera sensor, radar sensor) that detects at least information in front of a vehicle, the control torque is controlled such that a ratio of a change amount of the modified return torque to a change amount of a steering operation amount at the start of avoidance steering decreases when an obstacle is detected in front of the vehicle by the surrounding information detecting device and the avoidance steering for the vehicle to avoid collision with the obstacle is determined to be required.Type: GrantFiled: November 16, 2022Date of Patent: March 4, 2025Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Satoshi Handa, Satoshi Inoue
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Patent number: 12243323Abstract: The invention relates to a method and a system for preparing data on dynamic spatial scenarios, to a computer-supported method, to a system for training artificial neural networks, to a computer-supported method, and to a system for analyzing sensor data. A display of a time curve of an angular sector covered by another object from the perspective of an ego object is generated. The time curve is ascertained from sensor data, and the sensor data characterizes a dynamic spatial scenario with respect to the ego object and at least one other object.Type: GrantFiled: September 13, 2019Date of Patent: March 4, 2025Assignee: AVL List GmbHInventors: Halil Beglerovic, Jonas Rübsam, Steffen Metzner
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Patent number: 12240551Abstract: A steering method of an industrial truck. The industrial truck comprises a drive, at least three steerable wheels, at least one steering setpoint value transmitter which steers at least one of the at least three steerable wheels, a steering computer which provides angle setpoint values, and an electrical power electronics unit which supplies electrical energy to a steering motor associated with the at least one steered wheel. The method comprises steering, via the at least one steering setpoint value transmitter, the at least one steered wheel, detecting angular positions of the at least one steered wheel, providing the angle setpoint values via the steering computer, comparing the angular positions of the at least one steered wheel with the angle setpoint values provided via the steering computer so as to determine a setpoint/actual value difference, and controlling the electrical power electronics unit based on the setpoint/actual value difference.Type: GrantFiled: March 12, 2020Date of Patent: March 4, 2025Assignee: HUBTEX MASCHINENBAU GMBH & CO. KGInventor: Juergen Keller
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Patent number: 12240537Abstract: A steering control device includes a base axial force calculator, a limiting axial force calculator, and a final axial force calculator. The limiting axial force calculator includes a steering angle holder, a reference angle calculator, a final difference calculator, and an axial force calculator. The steering angle holder is configured to hold a steering angle at the time of limiting a turning operation of the turning wheels when the turning operation is limited. The reference angle calculator is configured to calculate a reference angle. The final difference calculator is configured to calculate a final difference which is a final difference between the reference angle and the current steering angle. The axial force calculator is configured to calculate a limiting axial force based on a value of the final difference.Type: GrantFiled: July 25, 2022Date of Patent: March 4, 2025Assignees: JTEKT CORPORATION, TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Satoshi Matsuda, Isao Namikawa, Koji Anraku, Tomoyuki Iida, Masaharu Yamashita, Kenji Shibata
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Patent number: 12240546Abstract: A steering control device includes a control unit. The control unit is configured to execute a control angle calculation process, an angle feedback process, and a standard value adjustment process. The control angle calculation process is a process of calculating a control angle as an absolute angle relative to a standard value, and the angle feedback process is a process of performing feedback control on the control angle, and the standard value adjustment process is a process of adjusting the stored standard value. The standard value adjustment process includes a process of, when, in a straight-ahead state, the control angle deviates from a value showing the straight-ahead state, adjusting the standard value such that the deviation of the control angle from the value showing the straight-ahead state decreases.Type: GrantFiled: January 19, 2023Date of Patent: March 4, 2025Assignees: JTEKT CORPORATION, TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Takashi Koudai, Yuji Fujita, Yugo Nagashima, Kazuma Hasegawa, Yuuta Kajisawa, Shintaro Takayama, Hiroyuki Katayama, Yosuke Yamashita, Masaharu Yamashita
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Patent number: 12232450Abstract: An autonomous agricultural vehicle including a wheel-set operably connected with a power source, a processing unit having a memory unit, and a controller operable to receive and transmit signals to the processing unit, wherein the controller is operable to control the wheel-set. The autonomous agricultural vehicle further including a wireless communication system electrically connected with the processing unit, a global positioning satellite receiver electrically connected with the processing unit, a first perception sensor electrically connected with the processing unit, wherein the first perception sensor is operable to detect environmental features, and a second perception sensor electrically connected with the processing unit, wherein the second perception sensor is operable to detect a feature of a tree.Type: GrantFiled: March 13, 2019Date of Patent: February 25, 2025Assignee: Moog Inc.Inventors: Michael G. Fattey, Kevin M. Eschner, Joseph C. Baldi, Jason M. Majchrzak
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Patent number: 12233972Abstract: A control device for a vehicle includes a plurality of control circuits configured to control a control object by starting in response to powering-on of a vehicle and to perform power latch control for continuing to be supplied with electric power in a predetermined period in response to powering-off of the vehicle. Each of the control circuits is configured to perform starting after all of the control circuits have recognized the powering-on of the vehicle in a case where the vehicle is powered on while the power latch control is being performed after the vehicle has been powered off.Type: GrantFiled: October 14, 2022Date of Patent: February 25, 2025Assignees: JTEKT CORPORATION, TOYOTA JIDOSHA KABUSHIKI KAISHA, DENSO CORPORATIONInventors: Yugo Nagashima, Yuji Fujita, Kazuma Hasegawa, Yuuta Kajisawa, Takashi Koudai, Masaharu Yamashita, Yosuke Yamashita, Shintaro Takayama, Kazuaki Iida, Hiroyuki Katayama, Hiroki Tomizawa, Nobuyori Nakajima
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Patent number: 12233678Abstract: A device for adjusting a foot point of a vehicle spring element includes a first wall element for connecting to a vehicle, a second wall element spaced from the first wall element and connecting to the spring element, and a chamber disposed between the first wall element and the second wall element for changing the distance between the first wall element and the second wall element by changing a volume of the chamber, the chamber having an incompressible fluid and the first and/or second wall element including a passage opening for the incompressible fluid to the chamber. In embodiments, the passage opening is fluidly connectable to a supply/discharge device for the incompressible fluid, and the chamber has a chamber wall with a third wall element extending from the first wall element to the second wall element, the mass of which is constant when the volume of the chamber is changed.Type: GrantFiled: July 30, 2020Date of Patent: February 25, 2025Assignee: Vibracoustic SEInventor: Dieter Bulling
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Patent number: 12233936Abstract: A vehicle steering apparatus is configured to apply, to a steered wheel of a vehicle, a driving force for canceling a toe change amount caused by a road irregularity. The vehicle steering apparatus includes a road reaction force detector configured to detect a road reaction force received by a tire of the steered wheel, a toe adjustment actuator coupled to the steered wheel, and a controller configured to control a driving force of the toe adjustment actuator. The controller includes a toe change amount setter configured to set the toe change amount based on the road reaction force detected by the road reaction force detector, an operation amount calculator configured to calculate an actuator operation amount for canceling the toe change amount set by the toe change amount setter, and a driver configured to drive the toe adjustment actuator by the actuator operation amount calculated by the operation amount calculator.Type: GrantFiled: March 15, 2023Date of Patent: February 25, 2025Assignee: SUBARU CORPORATIONInventors: Norio Oowada, Hiroomi Kobayashi, Taichi Murai, Yosuke Takebayashi, Takeshi Yoneda, Kaoru Sugano, Akihiro Nabeshima, Minoru Suyama, Tatsuya Takayanagi
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Patent number: 12233966Abstract: An electric power steering device 100 includes: an electric motor 110 configured to apply a driving force to steer a wheel in response to operation of a steering wheel; and a control device 10 configured to perform control of drive of the electric motor by estimating a degree of sloping in a transverse direction of a roadway on which a vehicle travels, determining, based on the estimated degree of sloping, a correction current for correcting a target current required for the electric motor to generate the driving force, and correcting the target current with the correction current.Type: GrantFiled: January 10, 2023Date of Patent: February 25, 2025Assignee: Hitachi Astemo, Ltd.Inventor: Kyoichi Tagami
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Patent number: 12227192Abstract: An apparatus and a method are configured to control a steering wheel of an autonomous driving vehicle. A state of a driver may be monitored during autonomous driving, and at least one of an upward/downward location, a leftward/rightward tilting angle, or an axial movement of the steering wheel of the autonomous driving vehicle may be controlled based on the state of the driver. As a result, danger information may be delivered to the driver through a dual system during autonomous driving.Type: GrantFiled: May 16, 2022Date of Patent: February 18, 2025Assignees: Hyundai Motor Company, Kia CorporationInventors: Seo Hyung Cheon, Jin Su Jeong, Eun Young Choi, Min Sang Yu, Rosali Sun Pyun, Ki Seok Seong, Dong Il Yang, Woo Jin Kim
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Patent number: 12227240Abstract: An independent steering control apparatus may include: a processor configured to analyze whether wheels are abnormal, on the basis of turning angles of the respective wheels, and revise the turning angles of normal wheels except an abnormal wheel in which a fault occurred, according to the analysis result; and a wheel controller configured to control steering of the wheels according to the turning angles of the wheels, input from the processor.Type: GrantFiled: April 13, 2022Date of Patent: February 18, 2025Assignee: HYUNDAI MOBIS CO., LTD.Inventor: Sung Bem Yoo
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Patent number: 12227194Abstract: This vehicle relative-position calculation device includes: a vehicle state information acquisition unit for acquiring state information of an own vehicle during traveling; a surrounding object information acquisition unit for acquiring information of a surrounding object around the own vehicle; a relative-position information conversion input unit to which relative-position information determined from the state information of the own vehicle and the information of the surrounding object, is inputted, and which converts the inputted relative-position information to relative-position information for which a specific position on the own vehicle is set as an origin; a position information storage unit which stores the relative-position information converted and a vehicle-fixed coordinate conversion unit to which the state information of the own vehicle acquired, is inputted, and which converts the relative-position information stored in the position information storage unit to present-time relative-position infoType: GrantFiled: April 28, 2020Date of Patent: February 18, 2025Assignee: Mitsubishi Electric CorporationInventors: Jumpei Kamiya, Masaya Endo
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Patent number: 12221184Abstract: An apparatus for four-wheel independent steering. The apparatus may include: a rear wheel angle computation unit configured to compute a rear wheel angle (?r) resulting by multiplying a front wheel angle (?f) by a predetermined front/rear wheel angle ratio (Kss) corresponding to a vehicle speed (V); a gain computation unit configured to compute a gain (A) corresponding to a steering angle acceleration and the vehicle speed and then to output a final rear wheel angle (?r) resulting by multiplying the rear wheel angle (?r) computed by the rear wheel angle computation unit by the computed gain (A); and a control unit configured to perform rear wheel steering control based on the front wheel angle (?f) and the final rear wheel angle (?r).Type: GrantFiled: July 7, 2022Date of Patent: February 11, 2025Assignee: HYUNDAI MOBIS CO., LTD.Inventor: Tae Hong Kim
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Patent number: 12223745Abstract: The present invention discloses a pavement element annotation method for point cloud data with fusion of height, which comprises the following steps: constructing all single-frame point clouds into a joint point cloud in a global coordinate system based on the pose of each frame of single-frame point cloud; removing dynamic objects in the joint point cloud to obtain a static joint point cloud; transforming the static joint point cloud into an overhead image; pre-annotating the pavement elements in an overhead image by using the pavement element pre-annotation model; modifying the pre-annotated result to obtain an overhead image annotation; based on a ball query algorithm and a ground point algorithm, establishing a transformational relation between the pixels of the overhead image and the points of the static joint point cloud; transforming the overhead image annotation into a static joint point cloud annotation based on the transformational relation.Type: GrantFiled: May 2, 2024Date of Patent: February 11, 2025Inventors: Qunshu Lin, Minghao Liu, Shigang Qi, Xinjun Wu, Yi Yang, Chao Zhang, Zijian Zhao, Qijun Shao
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Patent number: 12221177Abstract: Methods and systems are provided for controlling a vehicle comprising an Electric Power Steering System (EPS). In an embodiment, a method includes learning, by a processor, a non-linearity of a boost factor associated with the EPS; determining, by the processor, a deboost factor based on an inverse relationship of the learned non-linearity of the boost factor associated with the EPS; and generating, by the processor, a steering command to the EPS based on the deboost factor.Type: GrantFiled: December 14, 2022Date of Patent: February 11, 2025Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Mohammadali Shahriari, Tushita Arun Sikder, Reza Zarringhalam, Ashraf Abualfellat, Emily Frances Wolfangel, Brian Porto
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Patent number: 12214784Abstract: A driving assistance control apparatus for a vehicle includes an acquiring unit and a control unit. The acquiring unit acquires a detected traveling environment of the vehicle. Using the acquired traveling environment, and in response to a preceding vehicle being present near a road edge and no obstacle being present between the road edge and the preceding vehicle, the control unit causes a driving assisting unit to perform driving assistance in which the preceding vehicle is tracked.Type: GrantFiled: December 3, 2020Date of Patent: February 4, 2025Assignee: DENSO CORPORATIONInventors: Yuta Komoguchi, Yohei Masui, Kenji Kato