Patents by Inventor Jintao Zhang

Jintao Zhang has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 9849771
    Abstract: A transmission unit includes: input shafts; output shafts configured to transmit with a corresponding input shaft via gears; a reverse output gear fitted over one output shaft; a reverse synchronizer; a reverse shaft configured to rotate together with a input shaft and a reverse output gear; a motor power shaft; a first and a second motor gears fitted over the motor power shaft; the second motor gear configured to rotate together with a shift driven gear; and a motor synchronizer. A power transmission system including the transmission unit and a vehicle including the power transmission system are also provided.
    Type: Grant
    Filed: June 30, 2015
    Date of Patent: December 26, 2017
    Assignee: BYD Company Limited
    Inventors: Jintao Zhang, Yu Hua, Lingdao Chai, Jinhui Mu, Jing Liu
  • Patent number: 9809215
    Abstract: The present disclosure provides a hybrid electric vehicle, a drive control method and a drive control device of a hybrid electric vehicle. The drive control method includes: obtaining a current gear position and a current operating mode of the hybrid electric vehicle, a current electric charge level of a power battery and a slope of a road where the hybrid electric vehicle is; determining whether the hybrid electric vehicle is within a taxiing start-stop interval according to the current gear position of the hybrid electric vehicle, the current electric charge level of the power battery, and the slope of the road; if the hybrid electric vehicle is within the taxiing start-stop interval, further obtaining a current speed of the hybrid electric vehicle; and causing the hybrid electric vehicle to enter a small load stop mode or a small load stall mode according to the current speed.
    Type: Grant
    Filed: March 23, 2016
    Date of Patent: November 7, 2017
    Assignee: BYD COMPANY LTD.
    Inventors: Yubo Lian, Dongsheng Yang, Jintao Zhang, Hongbin Luo
  • Publication number: 20170232848
    Abstract: The present disclosure discloses an electric vehicle, an active safety control system of an electric vehicle, and a control method of the active safety control system of an electric vehicle. The electric vehicle includes: multiple wheels, multiple motors, a wheel speed detection module, a steering wheel rotation angle sensor, a yaw rate sensor, and a battery pack. The active safety control system includes: an acquisition module, acquiring the wheel speed signal, the direction information, the yaw information, status information of the battery pack, and status information of the multiple motors; a status determining module, determining status of the electric vehicle; and a control module, generating a control instruction and delivering the control instruction to at least one motor.
    Type: Application
    Filed: December 16, 2015
    Publication date: August 17, 2017
    Applicant: BYD COMPANY LIMITED
    Inventors: Yubo LIAN, Hongbin LUO, Jintao ZHANG, Dongsheng YANG, Haijun LV
  • Patent number: 9698812
    Abstract: A multiplying analog to digital converter including an analog to digital converter (ADC) having a sample input and a feedback input and an ADC output configured with a feedback path configured to couple the ADC output to a digital to analog converter. A feedback attenuator is disposed in the feedback path, the feedback attenuator being configured to attenuate a feedback signal coupled to the feedback input, the feedback attenuator being configured to provide analog multiplication observed at the ADC output. A barrel shifter is configured to provide digital multiplication of the ADC output. The feedback attenuator may be configured as a divider network. The feedback attenuator may be configured to provide attenuation using only passive components. The feedback attenuator may be configured as a capacitive divider network. The feedback attenuator may be configured to provide attenuation ranging between 1 and 0.5.
    Type: Grant
    Filed: September 27, 2016
    Date of Patent: July 4, 2017
    Assignee: THE TRUSTEES OF PRINCETON UNIVERSITY
    Inventors: Jintao Zhang, Zhuo Wang, Naveen Verma
  • Publication number: 20170137426
    Abstract: Compounds of Formula I and their uses of effective AXL inhibitors and for the treatment of physical condition mediated by AXL.
    Type: Application
    Filed: March 28, 2014
    Publication date: May 18, 2017
    Applicant: Changzhou Jiekai Pharmatech Co., Ltd.
    Inventors: Jintao Zhang, Yibin Xiang, Wen Xu, Shnzhon Jian
  • Patent number: 9631683
    Abstract: An operation mechanism for a dual-clutch assembly is provided. The dual-clutch assembly comprises a first clutch having a first clutch bearing, and a second clutch having a second clutch bearing. The operation mechanism comprises: a supporting member; a first operation member adapted to be rotatably coupled to the supporting member and to actuate the first clutch bearing; and a second operation member adapted to be rotatably coupled to the supporting member and to actuate the second clutch bearing. The second operation member is always spaced a predetermined distance from the first operation member in an operation direction.
    Type: Grant
    Filed: March 13, 2013
    Date of Patent: April 25, 2017
    Assignees: SHENZHEN BYD AUTO R&D COMPANY LIMITED, BYD COMPANY LIMITED
    Inventors: Yu Hua, Jinhui Mu, Lingdao Chai, Jintao Zhang
  • Patent number: 9568080
    Abstract: A power transmission system for a vehicle and a vehicle including the same are provided. The power transmission system includes: an engine unit configured to generate power; a transmission unit adapted to selectively couple with the engine unit, and configured to transmit the power generated by the engine unit; a first motor generator coupled with the transmission unit; an output unit configured to transmit the power output by the transmission unit to at least one of front and rear wheels of the vehicle; a power switching device adapted to enable or interrupt a power transmitting between the transmission unit and the output unit; and a second motor generator configured to drive the at least one of the front and rear wheels.
    Type: Grant
    Filed: October 29, 2014
    Date of Patent: February 14, 2017
    Assignee: BYD COMPANY LIMITED
    Inventors: Dongsheng Yang, Yubo Lian, Jintao Zhang, Hongbin Luo
  • Patent number: 9568065
    Abstract: A transmission unit for a vehicle is provided. The transmission unit includes: a plurality of input shafts, each of the input shafts being provided with a shift driving gear thereon; a plurality of output shafts, each of the output shafts being provided with a shift driven gear configured to mesh with a corresponding shift driving gear; a motor power shaft; first and second motor gears fitted over the motor power shaft; a motor synchronizer disposed on the motor power shaft and between the first and second motor gears; in which the first motor gear is configured to rotate together with one of the input shafts; the second motor gear is configured to rotate together with one of the output shafts. A power transmission system including the transmission unit and a vehicle including the power transmission system are also provided.
    Type: Grant
    Filed: March 11, 2015
    Date of Patent: February 14, 2017
    Assignee: BYD COMPANY LIMITED
    Inventors: Dongsheng Yang, Yubo Lian, Jintao Zhang, Hongbin Luo
  • Patent number: 9568082
    Abstract: A power transmission system for a vehicle and a vehicle including the same are provided. The power transmission system includes an engine unit configured to generate power, input shafts to receive power from the engine unit, an output shaft configured to transfer the power from the input shafts, linked gears rotatable differentially relative to the output shaft and configured to mesh with driving gears on the input shafts, an output unit fixed on the output shaft and configured to transmit the power to the front wheels of the vehicle, a synchronizer disposed on the output shaft and configured to selectively engage with the linked gears, a first motor configurable to perform either direct or indirect power transmission with at least one of the input shafts and the output shaft, and one or more second motor generators configured to drive the rear wheels of the vehicle.
    Type: Grant
    Filed: October 29, 2014
    Date of Patent: February 14, 2017
    Assignee: BYD COMPANY LIMITED
    Inventors: Dongsheng Yang, Yubo Lian, Jintao Zhang, Hongbin Luo
  • Patent number: 9568066
    Abstract: A power transmission system for a vehicle includes: an engine; a plurality of input shafts, wherein at least one of the input shafts is configured to selectively engage with the engine; a plurality of output shafts configured to mesh with a corresponding shift driving gear; a transmission gear provided on one of the output shafts; a motor power shaft; a first and a second motor gears fitted over the motor power shaft; a motor synchronizer; a reverse gear fitted over the motor power shaft; a middle idler configured to mesh with the shift driving gear provided on one of the input shafts; a reverse idler gear configured to mesh with the reverse gear and to selectively rotate together with the middle idler; and a first motor generator configured to operate correspondingly with the motor power shaft. A vehicle including the power transmission system is also provided.
    Type: Grant
    Filed: March 11, 2015
    Date of Patent: February 14, 2017
    Assignee: BYD COMPANY LIMITED
    Inventors: Dongsheng Yang, Yubo Lian, Jintao Zhang, Hongbin Luo
  • Patent number: 9566978
    Abstract: A vehicle and a drive control method for the same are provided. The vehicle includes an engine unit, a transmission unit configured to selectively coupled with the engine unit, a first motor generator coupled with the transmission unit, an output unit configured to transmit a power transmitted by the transmission unit to at least one of front and rear wheels of the vehicle, a power switching device configured to adjust a power transmission between the transmission unit and the output unit, a second motor generator configured to drive the at least one of the front and rear wheels, and a power battery coupled with the first and second motor generators respectively. The drive control method includes: acquiring an operation parameter of the vehicle; and performing a drive control of the vehicle based on the operation parameter and an operation mode selected from operation modes of the vehicle.
    Type: Grant
    Filed: October 29, 2014
    Date of Patent: February 14, 2017
    Assignee: BYD COMPANY LIMITED
    Inventors: Dongsheng Yang, Yubo Lian, Jintao Zhang, Hongbin Luo
  • Patent number: 9568081
    Abstract: A power transmission system for a vehicle and a vehicle including the same are provided. The power transmission system includes an engine unit configured to generate power, a transmission unit adapted to selectively coupled with the engine unit, and configured to transmit the power generated by the engine unit, a first motor generator coupled with the transmission unit, an output unit configured to transmit the power output by the transmission unit to at least one of front and rear wheels of the vehicle, a power switching device adapted to enable or interrupt a power transmitting between the transmission unit and the output unit, and a second motor generator configured to drive the at least one of the front and rear wheels.
    Type: Grant
    Filed: October 29, 2014
    Date of Patent: February 14, 2017
    Assignee: BYD COMPANY LIMITED
    Inventors: Dongsheng Yang, Yubo Lian, Jintao Zhang, Hongbin Luo
  • Publication number: 20170019121
    Abstract: A multiplying analog to digital converter including an analog to digital converter (ADC) having a sample input and a feedback input and an ADC output configured with a feedback path configured to couple the ADC output to a digital to analog converter. A feedback attenuator is disposed in the feedback path, the feedback attenuator being configured to attenuate a feedback signal coupled to the feedback input, the feedback attenuator being configured to provide analog multiplication observed at the ADC output. A barrel shifter is configured to provide digital multiplication of the ADC output. The feedback attenuator may be configured as a divider network. The feedback attenuator may be configured to provide attenuation using only passive components. The feedback attenuator may be configured as a capacitive divider network. The feedback attenuator may be configured to provide attenuation ranging between 1 and 0.5.
    Type: Application
    Filed: September 27, 2016
    Publication date: January 19, 2017
    Applicant: The Trustees of Princeton University
    Inventors: Jintao Zhang, Zhuo Wang, Naveen Verma
  • Publication number: 20160339907
    Abstract: The present disclosure discloses a shifting control method for a hybrid vehicle. The shifting control method includes: detecting operating parameters of the hybrid vehicle, where the operating parameters of the hybrid vehicle includes vehicle speed, vehicle acceleration as reflected from an accelerator-pedal signal and a current gear of the hybrid vehicle; determining a work mode of the hybrid vehicle; performing speed adjustment and shifting control to the first motor-generator according to a work mode and the operating parameters of the hybrid vehicle to implement shifting control of the hybrid vehicle, where the work mode includes an electric-vehicle mode and a hybrid-electric-vehicle mode. The method considers performing speed adjustment and shifting control under various working conditions. This improves smoothness and comfort of the vehicle and enlarges the use scope. The present disclosure further discloses a power transmission system of a hybrid vehicle and a hybrid vehicle.
    Type: Application
    Filed: August 8, 2016
    Publication date: November 24, 2016
    Inventors: Dongsheng YANG, Yubo LIAN, Jintao ZHANG, Hongbin LUO
  • Patent number: 9503118
    Abstract: A multiplying analog to digital converter (ADC) including a successive-approximation-register (SAR) analog to digital converter (ADC) having a sample input and a feedback input and an ADC output configured with a feedback path configured to couple the ADC output to a digital to analog converter. A feedback attenuator is disposed in the feedback path, the feedback attenuator being configured to attenuate a feedback signal coupled to the feedback input, the feedback attenuator being configured to provide analog multiplication observed at the ADC output. A barrel shifter is configured to provide digital multiplication of the ADC output. The feedback attenuator may be configured as a divider network. The feedback attenuator may be configured to provide attenuation using only passive components. The feedback attenuator may be configured as a capacitive divider network. The feedback attenuator may be configured to provide attenuation ranging between 1 and 0.5.
    Type: Grant
    Filed: February 22, 2016
    Date of Patent: November 22, 2016
    Assignee: THE TRUSTEES OF PRINCETON UNIVERSITY
    Inventors: Jintao Zhang, Zhuo Wang, Naveen Verma
  • Publication number: 20160325744
    Abstract: The present disclosure discloses a cruise control method for a vehicle. The vehicle includes an engine unit, a transmission unit, a first motor generator, an output unit, a power switching device, a second motor generator, and a power battery. The cruise control method includes the following steps: when a signal for a vehicle to enter cruise control is detected, determining whether the vehicle meets a preset cruise control condition; and if the vehicle meets the preset cruise control condition, controlling the vehicle according to a current operating mode of the vehicle to enter a corresponding cruise mode, where when the current operating mode of the vehicle is an EV mode, the vehicle is controlled to enter an EV cruise mode, and when the current operating mode of the vehicle is an HEV mode, the vehicle is controlled to enter an HEV cruise mode. The present disclosure further discloses a vehicle.
    Type: Application
    Filed: July 20, 2016
    Publication date: November 10, 2016
    Inventors: Dongsheng Yang, Yubo Lian, Jintao Zhang, Hongbin Luo
  • Publication number: 20160325614
    Abstract: A power transmission system for a vehicle and a vehicle including the same are provided.
    Type: Application
    Filed: July 20, 2016
    Publication date: November 10, 2016
    Inventors: Dongsheng Yang, Yubo Lian, Jintao Zhang, Hongbin Luo
  • Publication number: 20160325725
    Abstract: The present invention provides a method for controlling an engine unit in a vehicle. The vehicle includes an engine unit, a transmission unit adapted to selectively couple with the engine unit and also configured to transmit the power generated by the engine unit, a first motor generator coupled with the transmission unit, an output unit, a power switching device, a second motor generator configured to drive at least one of front and rear wheels, and a power battery that is respectively connected to the first motor generator and the second motor generator. The method includes: acquiring an operating mode of a vehicle and an operating parameter of the vehicle; and controlling an engine unit according to an operating parameter and an operating mode to start or stop.
    Type: Application
    Filed: July 21, 2016
    Publication date: November 10, 2016
    Inventors: Dongsheng Yang, Yubo Lian, Jintao Zhang, Hongbin Luo
  • Publication number: 20160325728
    Abstract: The present disclosure discloses a vehicle and a coasting feedback control method for the same. The coasting feedback control method includes the following steps: detecting the current speed of a vehicle, the depth of a braking pedal of the vehicle, and the depth of an accelerator pedal; and when the current speed of the vehicle is greater than a preset speed, both the depth of the braking pedal and the depth of the accelerator pedal are 0, and the current gear of the vehicle is gear D, when the vehicle is not in a cruise control mode and an anti-lock braking system of the vehicle is in a non-working state, controlling the vehicle to enter a coasting feedback control mode, where when the vehicle is in the coasting feedback control mode, a coasting feedback torque of a first motor generator and a coasting feedback torque of a second motor generator are distributed according to a selected coasting feedback torque curve of the vehicle.
    Type: Application
    Filed: July 21, 2016
    Publication date: November 10, 2016
    Inventors: Dongsheng Yang, Yubo Lian, Jintao Zhang, Hongbin Luo
  • Publication number: 20160325732
    Abstract: The present disclosure discloses a vehicle and a braking feedback control method for the same. The braking feedback control method includes the following steps: detecting a current speed of a vehicle and a depth of a braking pedal of the vehicle; when the current speed of the vehicle is greater than a preset speed, the depth of the braking pedal is greater than 0, and an anti-lock braking system of the vehicle is in a non-working state, controlling the vehicle to enter a braking feedback control mode, where when the vehicle is in the braking feedback control mode, a required braking torque corresponding to the vehicle is obtained according to the depth of the braking pedal, and a braking torque of a first motor generator, a braking torque of a second motor generator, and a braking torque of basic braking performed on the vehicle are distributed according to the required braking torque.
    Type: Application
    Filed: July 21, 2016
    Publication date: November 10, 2016
    Inventors: Dongsheng Yang, Yubo Lian, Jintao Zhang, Hongbin Luo