Patents Examined by Scott A Reinbold
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Patent number: 11919353Abstract: A control unit configured to control a control force generating device configured to generate a control force for damping a sprung portion of a vehicle controls the control force generating device based on a target control force Fcit for damping the sprung portion when a wheel passes through a predicted wheel passing position. The control unit acquires an unsprung displacement z1i at the predicted wheel passing position, and calculates the target control force as a value proportional to an unsprung displacement z1ai that is the unsprung displacement z1i having a phase that has been advanced to advance a phase of a transfer function from the unsprung displacement z1i to the target control force by a phase advance amount larger than 0 degrees and smaller than 180 degrees.Type: GrantFiled: May 20, 2021Date of Patent: March 5, 2024Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventor: Hiroki Furuta
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Patent number: 11912263Abstract: A method for controlling vehicle propulsion includes identifying at least one route characteristic of a portion of a route being traversed by a vehicle. The method further includes determining a profile for a target vehicle speed based on the at least one route characteristic and a vehicle energy consumption profile. The method further includes selectively adjusting a vehicle speed control input based on the target vehicle speed profile. The method further includes communicating the vehicle speed control input to a vehicle propulsion controller to achieve the target vehicle speed profile.Type: GrantFiled: January 14, 2020Date of Patent: February 27, 2024Assignee: DELPHI TECHNOLOGIES IP LIMITEDInventors: Karim Aggoune, Peter M. Olin, Zhaoxuan Zhu
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Patent number: 11904936Abstract: A driving support device for a vehicle includes a separation line recognizer configured to recognize pairs of right and left separation lines ahead of the vehicle on vehicle's traveling roads, a target route setting unit configured to set a target route along center lines of lanes defined with respective centers of each of the pairs of the separation lines, a steering controller configured to perform steering control for driving the vehicle along the target route, and a target route corrector configured to correct the target route when an intersecting road is on the target route and an angle between a center line of the vehicle's current traveling road before the intersecting road and a center line on the intersecting road is a set angle or less, set a route correction section, calculate a arc tangent to the two center lines, and correct the target route based on the calculated arc.Type: GrantFiled: March 25, 2021Date of Patent: February 20, 2024Assignee: SUBARU CORPORATIONInventor: Ryosuke Namba
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Patent number: 11897477Abstract: A control device installed in a vehicle comprising an electronic control unit configured to: accept a plurality of first requests from a driving assistance system; arbitrate the first requests; calculate a second request that is a physical amount that differs from the first requests based on a result of arbitration in which the first requests are arbitrated; and distribute the second request to at least one of a plurality of actuator systems, wherein the electronic control unit is configured to, when there is the first request requesting a driving force exceeding a first driving force necessary for recovery from a fuel cut state, perform arbitration such that an actual driving force generated by the vehicle is no greater than the first driving force, until reaching a driving force lower limit realizable by a powertrain actuator included in the actuator system at a current gear ratio.Type: GrantFiled: January 5, 2022Date of Patent: February 13, 2024Assignees: TOYOTA JIDOSHA KABUSHIKI KAISHA, ADVICS CO., LTD.Inventors: Nobuyuki Itoh, Shogi Fukukawa
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Patent number: 11897554Abstract: A turning control system includes an electronic control unit. The electronic control unit is configured to perform: a steering operation amount calculating process of calculating a steering operation amount; an angle command value calculating process of calculating an angle command value; an angle operation amount calculating process of calculating an angle operation amount; an operation process of operating a drive circuit of an electric motor; an adjustment process of adjusting a magnitude of a value obtained by subtracting the angle operation amount which is reflected in the operation process from the angle operation amount; and a correction process of correcting a magnitude of an input when the angle command value is calculated in the angle command value calculating process to be less when the magnitude of the subtracted value is great than when the magnitude of the subtracted value is small.Type: GrantFiled: April 16, 2020Date of Patent: February 13, 2024Assignee: JTEKT CORPORATIONInventor: Terutaka Tamaizumi
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Patent number: 11897561Abstract: A driving system for automated driving includes at least automated lateral guidance for a motor vehicle. The system is configured to determine whether one or more indications of a current or imminent manual steering intervention are present, which do not take place inadvertently and are intentional by a driver. Starting from a driving state with activated automated lateral guidance, the driving system deactivates the automated lateral guidance in response to the manual steering intervention. To deactivate the lateral guidance, a necessary steering torque operating counter to the activated lateral guidance is applied by the driver via the steering wheel within the scope of the manual steering intervention. When the at least one indication of the steering intervention intended by the driver is found to be present, the steering torque necessary to deactivate the lateral guidance is lower than when the indication of an intended steering intervention is not present.Type: GrantFiled: June 24, 2019Date of Patent: February 13, 2024Assignee: Bayerische Motoren Werke AktiengesellschaftInventor: Hermann Kuenzner
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Patent number: 11891945Abstract: An internal combustion engine generally includes at least a cylinder; at least an intake valve acting on an intake port for controlling the airflow entering the cylinder; at least an injector for supplying uncombusted fuel to the cylinder; at least an outlet valve acting on a respective outlet port for controlling the flow of the exhaust gases at the outlet of the cylinder; a piston sliding in a linear manner within the cylinder; at least a first spark plug arranged in a position adjacent to the injector and acting within the combustion chamber; a pre-chamber communicating with the combustion chamber; and a second spark plug acting within the pre-chamber; the first spark plug is arranged in an intermediate position between the pre-chamber and the injector.Type: GrantFiled: April 24, 2019Date of Patent: February 6, 2024Assignee: FERRARI S.p.A.Inventors: Dáire James Corrigan, Michele Di Sacco, Massimo Medda, Stefano Paltrinieri, Vincenzo Rossi
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Patent number: 11878732Abstract: A work vehicle includes a hydraulic actuator that changes an actual steering angle, an actual steering angle detecting part, an operating unit that performs a steering operation, a position adjusting control part that controls the position adjusting part based on the actual steering angle, and a steering control part that controls the hydraulic actuator. The operating unit includes a support part, a rotating part supported rotatably by the support part, an operating part supported rotatably by the support part or the rotating part, a biasing part that biases the operating part to a predetermined position with respect to the rotating part, and a position adjusting part that adjusts a rotation angle of the rotating part with respect to the support part. The biasing part may produce various counterforces and may increase or reduce an increasing rate of a counterforce with respect to the relative angle.Type: GrantFiled: February 20, 2019Date of Patent: January 23, 2024Assignee: KOMATSU LTD.Inventor: Yuichi Teranishi
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Patent number: 11858549Abstract: A method for generating a steering command for controlling a vehicle is provided.Type: GrantFiled: November 9, 2020Date of Patent: January 2, 2024Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Amir Takhmar, Joshua M. Levin, Jimmy Zhong Yan Lu, Jayant Sachdev, Reza Zarringhalam
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Patent number: 11845497Abstract: A flat towed vehicle includes a battery and wheels and a supplemental fuse. A transfer case generates a transfer case status signal an electric power steering system coupled to the wheels and the battery through the supplemental fuse. The electrical power steering system has a tow mode and a driven mode. The electric power steering system enters the tow mode when the supplement fuse communicates battery power to the electrical power steering system and the transfer case status signal corresponding to a neutral position.Type: GrantFiled: November 9, 2020Date of Patent: December 19, 2023Assignee: FCA US LLCInventors: Terry Gavit, Jonathan Kuhn, James K Beeler, Dineshkumar Rajendran, Joshua H Green, Adam Mucciacco, Logan Schoenfield
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Patent number: 11821381Abstract: A method of assigning an octane number to a sample fuel based on the knock intensities obtained from a plurality of reference fuels each having a different assigned octane number while operating an engine at an established compression ratio. The knock intensities obtained from the plurality of reference fuels are plotted relative to the assigned octane numbers of the fuels. A line is fit to the plotted knock intensities. The octane number for a sample fuel is assigned based on the knock intensity obtained for the sample fuel, the knock intensity obtained from a prototype fuel having an assigned octane number, and the fitted line. In embodiments, an R squared value is obtained for the fitted line and compared with a minimum acceptable R squared value and the fitted line is validated if the R squared value is at least the minimum acceptable R squared value.Type: GrantFiled: January 14, 2021Date of Patent: November 21, 2023Assignee: ExxonMobil Technology and Engineering CompanyInventors: Randall N. Hoy, Jerry D. Foster, Jr., Jormarie Bitar
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Patent number: 11821378Abstract: Methods and systems for deicing an engine air intake filter and an engine throttle are described. The methods and systems may include activating an evaporative emissions system heater and a pump to de-ice the engine air intake filter and the engine throttle. The deicing may be performed when an engine of a vehicle is not operating.Type: GrantFiled: May 11, 2021Date of Patent: November 21, 2023Assignee: Ford Global Technologies, LLCInventor: Aed Dudar
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Patent number: 11807313Abstract: A vehicle steering device includes a first setting portion 41 that sets a target assist torque in accordance with a steering torque, a second setting portion 42 that sets an angle controlling target torque for bringing an angular deviation between a target steering angle and an actual steering angle close to zero, an estimator that estimates a compensation object 43 load with respect to the angle controlling target torque, a first calculating portion 44 that calculates a target automatic steering torque based on the angle controlling target torque set by the second setting portion and the compensation object load estimated by the estimator, and a second calculating portion 44 that performs weighted addition of the target automatic steering torque and the target assist torque in accordance with a value that changes in accordance with a driver input to calculate a target motor torque that is a target value of a motor torque of the electric motor.Type: GrantFiled: November 28, 2018Date of Patent: November 7, 2023Assignee: JTEKT CORPORATIONInventors: Maxime Moreillon, Tsutomu Tamura, Robert Fuchs, Tomohiro Nakade
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Patent number: 11801891Abstract: A method for managing a vehicle steering system of a vehicle having a steering assist system, including estimating a steering angle amplitude during a steering maneuver before rotating the steering wheel to the steering angle amplitude value associated with the steering maneuver. Using the estimated steering angle amplitude value to control activation of the steering assist system associated with the vehicle steering system. In one example, the estimated steering angle amplitude value adapts a torque assist signal of the steering assist system.Type: GrantFiled: September 30, 2020Date of Patent: October 31, 2023Assignee: Ford Global Technologies, LLCInventors: Peter W. A. Zegelaar, Helmuth Bosch, Michael Schiebahn
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Patent number: 11801888Abstract: A vehicle running control system includes: a steering apparatus that includes a turning device being mechanically separated from a steering wheel; a vehicle drive unit; and a control device. The control device is configured to execute: a turning processing that controls the turning device such that an actual turning angle of the wheel approaches a target turning angle; a vehicle driving processing that determines a target vehicle driving force according to a required vehicle driving force based on a vehicle driving request and that controls the vehicle drive unit so as to cause an actual vehicle driving force to the target vehicle driving force determined; and where a turning angle difference is greater than a turning angle threshold value in a low vehicle speed condition, a driving force limiting processing that limits the target vehicle driving force so as to become smaller than the required vehicle driving force.Type: GrantFiled: March 25, 2020Date of Patent: October 31, 2023Assignees: TOYOTA JIDOSHA KABUSHIKI KAISHA, PACIFIC INDUSTRIAL CO., LTD.Inventors: Tetsuya Morino, Yusuke Nakano, Rio Suda, Yoshio Kudo, Toshiya Furukura
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Patent number: 11801890Abstract: Provided are an apparatus and a method for controlling a motor driven power steering system. The apparatus may include an MDPS basic logic unit configured to determine a first auxiliary command current in a manual driving mode of a vehicle, an autonomous driving steering control unit configured to determine a second auxiliary command current in an autonomous driving mode, a filter unit configured to filter the column torque so that noise torque is removed, and a control unit configured to control whether to activate the filter unit according to whether a predefined sudden steering condition is satisfied, to determine a driver's steering intervention based on selectively filtered column torque, to determine a final auxiliary command current by applying a weight to the first and second auxiliary command currents, and to control switching from the autonomous driving mode to the manual driving mode.Type: GrantFiled: July 7, 2021Date of Patent: October 31, 2023Assignee: HYUNDAI MOBIS CO., LTD.Inventor: Tae Hong Kim
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Patent number: 11794535Abstract: A method for dampening trailer sway, includes: receiving, by a controller of a vehicle system that is coupled to a trailer, a vehicle speed signal of the vehicle system, wherein the vehicle speed signal is indicative of a vehicle speed of the vehicle system; determining a friction force to be applied to the trailer by an actuator using the vehicle speed of the vehicle system and a graph that establishes a relationship between the friction force to be applied to the trailer and the vehicle speed; and adjusting, by the controller, the graph that establishes the relationship between the friction force and the vehicle speed using the decay rate of the plurality of oscillation amplitudes to create an updated graph.Type: GrantFiled: April 1, 2021Date of Patent: October 24, 2023Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Michael Nguyen, Norman J. Weigert, Ralph D. Schlottke, Halit Zengin
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Patent number: 11795888Abstract: Various aspects of the present disclosure are directed to, for example, a method for calculating a data envelope while calibrating a technical system. In some specific embodiments, the d-dimensional calibration space, which comprises the calibration variables required for the calibration, is divided into a first sub-calibration space having a dimension dsub<d and at least one further sub-calibration space, and a dsub-dimensional data envelope is calculated at least for the first sub-calibration space using available data points and is checked during the calibration as an auxiliary condition.Type: GrantFiled: June 21, 2019Date of Patent: October 24, 2023Assignee: AVL LIST GMBHInventors: Andreas Rainer, Nico Didcock
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Patent number: 11782815Abstract: A computer-implemented method. Includes obtaining pointwise data indicating, for a plurality of time steps, a pointwise measurement of a state of an object detected by an object detection system. Includes obtaining, from a runtime model, runtime data indicating, for the plurality of time steps, a runtime estimate of the state of the object. Includes processing, by a benchmark model, the pointwise data to determine, for the plurality of time steps, a benchmark estimate of the state of the object. Includes evaluating a metric measuring, for the plurality of time steps, a deviation between the runtime estimate and the benchmark estimate of the state of the object. Includes updating, based on the on the evaluation of the metric, the runtime model.Type: GrantFiled: January 21, 2022Date of Patent: October 10, 2023Assignee: Zoox, Inc.Inventors: Michael Carsten Bosse, Gerry Chen, Subhasis Das, Francesco Papi, Zachary Sun
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Patent number: 11780501Abstract: A transverse steering method for moving a vehicle including active steering to a target position includes: performing distance and/or angle measurements between the vehicle and the target position enabling the derivation of location and orientation data; deriving the location and orientation data; filtering the location and orientation data into current values, which include current location values and current orientation values; performing control which derives a target steering angle from the current values; and realization of the target steering angle by acting on the active steering of the vehicle.Type: GrantFiled: March 9, 2021Date of Patent: October 10, 2023Assignee: ZF CV SYSTEMS EUROPE BVInventor: Oliver Wulf