Patents Examined by Edwin A. Young
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Patent number: 11572066Abstract: An off-road vehicle includes a driveline, a control system, and a braking system. The driveline provides driveline power and driveline brake power to a first tractive assembly and/or a second tractive assembly. The control system stores vehicle information, determines driving instructions based on environment data, and determines speed references for tractive elements of the first and second tractive assemblies based on the driving instructions and the vehicle information. The braking system includes brakes and a braking subsystem. The brake subsystem operates the brakes to provide brake power to one or more components of the first and/or second tractive assemblies. The brake controller controls the brakes to selectively provide the brake power and the control system controls the driveline to selectively provide the driveline power and the driveline brake power based on current speeds of the tractive elements and the speed references to accommodate the driving instructions.Type: GrantFiled: December 16, 2020Date of Patent: February 7, 2023Assignee: CNH Industrial America LLCInventors: Aditya Singh, Ryan Jenkins, Joshua Guarino
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Patent number: 11572076Abstract: In some implementations, a controller may obtain, during an event, pressure data regarding an amount of pressure of fluid associated with a component of the machine. The controller may obtain, during the event, flow data regarding a flow of the fluid associated with the component of the machine. The controller may determine, based on the pressure data and the flow data, an amount of wear of a track of the machine. The controller may perform an action based on the amount of wear of the track of the machine.Type: GrantFiled: August 28, 2020Date of Patent: February 7, 2023Assignee: Caterpillar Inc.Inventor: Eric J. Johannsen
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Patent number: 11572946Abstract: A shift control device and a shift control method for a vehicle may include a storage to store a table having a target speed corresponding to a speed of the vehicle at a starting point of a coasting operation of the vehicle and a speed profile corresponding to each of gearshifting stages of the vehicle with respect to each downhill slope, and a controller to control gearshifting of the vehicle traveling in the coasting operation on a downhill road, according to the table and the speed profile, to control the speed of the vehicle, according to a driver intent of accelerating the vehicle and a driver intent of traveling the vehicle at a constant speed.Type: GrantFiled: August 26, 2021Date of Patent: February 7, 2023Assignees: Hyundai Motor Company, Kia CorporationInventors: Min Jae Chai, Byeong Wook Jeon, Yong Uk Shin, Dong Hoon Jeong
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Patent number: 11566672Abstract: Systems and methods for operating a power take off of a vehicle are described. In one example, operation of the power take off may be maintained even when slip of a power take off clutch is detected. In particular, the power take off may be operated at a lower output until the power take off may handle larger loads.Type: GrantFiled: September 28, 2021Date of Patent: January 31, 2023Assignee: Ford Global Technologies, LLCInventors: Stuart Salter, Hussein Berry, Brian Andonian, Richard Boerema, Edwin D. Robertson
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Patent number: 11565669Abstract: A braking force controller causes a first actuator unit to generate a target jerk when the target jerk is equal to or larger than a first jerk, causes the first actuator unit to generate the first jerk and a second actuator unit to generate a jerk obtained by subtracting the first jerk from the target jerk as an additional jerk when the target jerk is smaller than the first jerk and equal to or larger than the sum of the first jerk and a second jerk, and causes the first actuator unit to generate the first jerk and the second actuator unit to generate the second jerk as the additional jerk when the target jerk is smaller than the sum of the first jerk and the second jerk.Type: GrantFiled: April 14, 2022Date of Patent: January 31, 2023Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Shun Sato, Kazuki Miyake, Yoshihisa Yamada, Akitsugu Sakai, Kazumitsu Sugano, Hiroya Fujiwara, Hiromasa Takai
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Patent number: 11566703Abstract: A method of controlling gear selection in a vehicle transmission comprises detecting a change in a direction control signal (DCS) from a neutral signal state. If the current TOS is less than or equal to a predetermined neutral shift threshold TOS, the transmission selects one of a plurality of first direction gears if the DCS was changed to a first direction signal state or one of a plurality of second direction gears if the DCS was changed to a second direction signal state. If the current TOS is greater than the predetermined neutral shift threshold TOS, the transmission selects one of the plurality of first direction gears if a machine motion direction parameter indicates that the vehicle is moving in the first direction or one of the plurality of second direction gears if the machine motion direction parameter indicates that the vehicle is moving in the second direction.Type: GrantFiled: February 22, 2021Date of Patent: January 31, 2023Assignee: Caterpillar Inc.Inventors: Robert Nicholas Harper, Christopher L. Wynkoop, Shanmugahari Murugesan
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Patent number: 11565703Abstract: Methods and systems are provided for controlling a vehicle including a manual transmission to prevent cold-start drive-away. In one example, a method for a vehicle with a driver clutch pedal may include preventing one of a clutch coupled between an input of a transmission and an engine output from closing and a driver-operated gearshift lever for adjusting a gear of the transmission from coming out of neutral in response to a catalyst light-off condition.Type: GrantFiled: January 25, 2022Date of Patent: January 31, 2023Assignee: Ford Global Technologies, LLCInventors: Rani Kiwan, Chris Paul Glugla
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Patent number: 11566702Abstract: A derailleur shifting system comprise a front derailleur, a rear derailleur, an operating device and a controller. The front derailleur is configured to be controlled to shift among front gear positions. The rear derailleur is configured to be controlled to shift among rear gear positions. The operating device is configured to generate an operational instruction associated with one or both of the front derailleur and the rear derailleur. The controller is configured to control one or both of the front derailleur and the rear derailleur to shift according to the operational instruction, an estimated gear position table and a gear position control table. The estimated gear position table comprises an estimated front gear position of the front derailleur and an estimated rear gear position of the rear derailleur, and the gear position control table comprises matching relationships between the front gear positions and the rear gear positions.Type: GrantFiled: November 2, 2020Date of Patent: January 31, 2023Assignee: TEKTRO TECHNOLOGY CORPORATIONInventor: Hsun-Yu Chuang
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Patent number: 11565706Abstract: The present disclosure in some embodiments provides a method and apparatus which utilize a learning model based on deep learning for enabling a vehicle to autonomously estimate a road surface condition by using a deep learning-based learning model, determine a terrain mode optimized for the road surface being traveled by the vehicle, and control respective in-vehicle modules and thereby automatically control the terrain mode.Type: GrantFiled: August 23, 2021Date of Patent: January 31, 2023Assignee: HYUNDAI MOBIS CO., LTD.Inventors: Sin Gi Park, Kwon Hee Lee
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Patent number: 11565685Abstract: A power system includes an engine; a sensor to determine an engine speed; and a transmission. The transmission includes an input element configured to receive the power from the engine as input torque; an output element configured to provide at least a portion the power from the engine as output torque; and a clutch arrangement to transform the input torque into output torque. The clutch arrangement includes at least one clutch selectively positionable between a fully engaged state, a partially engaged state in which a portion of the input torque is transformed into the output torque, and a fully disengaged state. A controller is coupled to the at least one clutch and configured to generate clutch commands based at least in part on the engine speed to position the at least one clutch into the fully engaged state, the partially engaged state, or the fully disengaged state.Type: GrantFiled: October 3, 2019Date of Patent: January 31, 2023Assignee: DEERE & COMPANYInventor: Benjamin J. Hertel
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Patent number: 11548504Abstract: A driver assistance system according to an embodiment of the present disclosure includes: a radar provided in the vehicle to have an external sensing field for the vehicle and configured to acquire radar data; a memory configured to store a first graph stored in advance; and a processor configured to determine a static target based on the radar data and driving information comprising a driving velocity, generate a second graph based on the determined static target, and correct the driving velocity based on the first graph and the second graph.Type: GrantFiled: December 18, 2020Date of Patent: January 10, 2023Assignee: HL KLEMOVE CORP.Inventor: Joungchel Moon
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Patent number: 11543025Abstract: A method and system for preventing misoperation of an electronic transmission, may include monitoring an operation signal of a transmission and an operation signal of a manipulation device provided around the transmission, by a controller, and upon detecting the operation signal of the transmission immediately after the operation signal of the manipulation device is detected, controlling, by the controller, a gear stage by disregarding the operation signal of the transmission and maintaining a current gear stage.Type: GrantFiled: October 26, 2021Date of Patent: January 3, 2023Assignees: Hyundai Motor Company, Kia CorporationInventors: Hee En Zoo, Min Gi Song, Eun Sik Kim, Ki Young Song
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Patent number: 11543024Abstract: Systems and methods are provided for controlling a transmission associated with a vehicle. The method includes receiving a neutral range selection for the transmission, and receiving a temperature and a pressure of a lubricant associated with the transmission. The method includes receiving a speed of an input shaft associated with the transmission, and determining, by a processor, based on the temperature and the speed of the input shaft, a pressure threshold value for the lubricant. The method includes outputting, by the processor, one or more control signals to command the transmission to a one clutch neutral state in which one clutch of a plurality of clutches associated with the transmission is engaged based on a comparison of the pressure threshold value to the pressure of the lubricant.Type: GrantFiled: March 9, 2022Date of Patent: January 3, 2023Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Bryan John Williams, Greg Perantoni, Matthew Pruski
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Patent number: 11543022Abstract: A vehicular control device that is mounted in a vehicle including an automatic gear shift device is configured to store vehicle control state information including a control state of the vehicle in a predetermined gear shift status when a rate of change in acceleration in the predetermined gear shift status at the time of gear shift is greater than a rate of change in acceleration in the predetermined gear shift status in the past. Accordingly, it is possible to store and accumulate vehicle control state information in a predetermined gear shift status with a higher importance out of predetermined gear shift statuses occurring at the time of gear shift.Type: GrantFiled: February 4, 2022Date of Patent: January 3, 2023Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Kengo Nagai, Naoto Moriya
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Patent number: 11530119Abstract: To accurately obtain the shapes of a hoisting load and an object located near the hoisting load, and the height of the ground surface, and present an accurate warning display when the hoisting load approaches the object. A guide information display device is equipped with a data processing unit which: estimates the top surface of a hoisting load, the ground surface, and the top surface of the object, on the basis of a data point group obtained by a laser scanner; generates guide frames representing guide frames that surround the top surface of the hoisting load and the top surface of the object, and also generates height information and height information which represent the elevation of the hoisting load and the object; calculates the distance between the hoisting load and the object on the basis of the estimated top surfaces of the hoisting load and object; and outputs a warning display when the distance is equal to or less than a threshold.Type: GrantFiled: July 19, 2018Date of Patent: December 20, 2022Assignees: TADANO LTD., THE SCHOOL CORPORATION KANSAI UNIVERSITYInventors: Takayuki Kosaka, Iwao Ishikawa, Satoshi Kubota, Shigenori Tanaka, Kenji Nakamura, Yuhei Yamamoto, Masaya Nakahara
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Patent number: 11530742Abstract: Transmission systems, control systems for vehicles, and methods of operating vehicles are disclosed herein. A transmission system for a vehicle includes a transmission and a heat exchanger. The transmission is configured to receive rotational power supplied by a drive unit and provide the rotational power to a load in use of the transmission system. The heat exchanger is fluidly coupled to the transmission and configured to cool a sump of the transmission to manage transmission oil temperature in use of the transmission system. The transmission includes a control system having a plurality of sensors and a controller coupled to the plurality of sensors that has a processor and a memory device coupled to the processor.Type: GrantFiled: July 19, 2021Date of Patent: December 20, 2022Assignee: ALLISON TRANSMISSION, INC.Inventors: Jeffrey E. Shultz, Bruno Re
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Patent number: 11530745Abstract: A method of filtering a target transmission ratio of a continuously variable transmission of a vehicle includes: controlling, by a controller, a vehicle speed filter configured to filter a speed signal of a vehicle distorted due to vibration of the vehicle; controlling, by the controller, a target driving pulley speed memory configured to output a target driving pulley speed signal of the continuously variable transmission based on an output value of an acceleration pedal sensor and the filtered speed signal of the vehicle; and controlling, by the controller, a transmission calculator configured to calculate a target transmission ratio of the continuously variable transmission that is a stable value based on the target driving pulley speed signal of the continuously variable transmission and the filtered speed signal of the vehicle, wherein the vehicle speed filter increases filtering capability and a response speed of the vehicle speed filter and decreases the speed signal of the vehicle to a value that makeType: GrantFiled: August 6, 2021Date of Patent: December 20, 2022Assignees: HYUNDAI MOTOR COMPANY, Kia CorporationInventor: Sejin Kim
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Patent number: 11530746Abstract: A method for operating a transmission (2) of a motor vehicle includes, in order to trigger a gear shift in the transmission (2), determining a trigger speed depending on a response time of the gear shift to be implemented, depending on a gradient of a motor vehicle-side rotational speed, and depending on a maximum permissible limit speed for the motor vehicle-side rotational speed. The gear shift to be implemented triggered on a control side as function of the trigger speed such that the motor vehicle-side rotational speed does not exceed the maximum permissible limit speed during the implementation of the gear shift. The method also include adapting the trigger speed.Type: GrantFiled: November 16, 2021Date of Patent: December 20, 2022Assignee: ZF FRIEDRICHSHAFEN AGInventor: Johannes Kemler
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Patent number: 11519501Abstract: A transmission includes a shift drum, an angular sensor, and a control unit. The control unit has reference values of the output values at a first rotation angle and a second rotation angle of the shift drum. The control unit is configured to obtain the output values at the first rotation angle and the second rotation angle as a first output value and a second output value, respectively. The control unit is configured to correct the output value output between the first rotation angle and the second rotation angle based on a difference between the first output value and the reference value at the first rotation angle and a difference between the second output value and the reference value at the second rotation angle.Type: GrantFiled: July 2, 2020Date of Patent: December 6, 2022Assignee: HONDA MOTOR CO., LTD.Inventors: Eiji Kittaka, Takashi Kudo
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Patent number: 11511729Abstract: An apparatus for controlling a hybrid vehicle and a method thereof are provided. The apparatus includes a hybrid starter & generator (HSG) controller that determines whether an HSG has failed, and a hybrid vehicle controller that controls reverse drive by controlling locking up an engine clutch and maintaining a main relay of a battery to be continuously turned on, based on whether a request for the reverse drive is input from a user. The hybrid vehicle controller changes and applies a vehicle torque control calculation method based on a state of charge (SoC) of the battery, when the HSG has failed.Type: GrantFiled: September 25, 2020Date of Patent: November 29, 2022Assignees: Hyundai Motor Company, Kia Motors CorporationInventors: Seong Wook Moon, Jeong Eun Kim