Patents by Inventor Qiang Ren

Qiang Ren 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).

  • Publication number: 20220187374
    Abstract: Provided are a method and a system for optimizing a BMS model. The method includes: creating a BMS model based on test data of a battery; selecting sample vehicles from real driving data of vehicles equipped with this type of battery through active learning approach, and giving a corresponding weight to each of the selected sample vehicles; optimizing the BMS model based on the data of the selected sample vehicles.
    Type: Application
    Filed: December 14, 2020
    Publication date: June 16, 2022
    Inventors: Jiucai ZHANG, Jun WANG, Chao LIU, Jin SHANG, Qiang REN, Ao MEI, Dadiao NING, Sichao GUO, Sheng HUI
  • Patent number: 11318925
    Abstract: A vehicle power distribution control method, apparatus and system are provided. The method includes: acquiring an image of a road surface on which a vehicle drives currently, and recognizing, according to the image of the road surface, the type of the road surface on which the vehicle drives currently; starting a corresponding terrain mode in an all-terrain adaptive mode according to the current type of the road surface; determining a power distribution strategy corresponding to the current terrain mode according to a correspondence between terrain modes and preset power distribution strategies; and switching a center differential of the vehicle to a corresponding locking mode according to the current power distribution strategy, and distributing, in the locking mode, torques to front and rear axles of the vehicle according to a torque distribution curve corresponding to the current power distribution strategy.
    Type: Grant
    Filed: April 26, 2018
    Date of Patent: May 3, 2022
    Assignee: GUANGZHOU AUTOMOBILE GROUP CO., LTD.
    Inventors: Lingtao Han, Chao Ding, Qiang Ren, Wei Xu, Ted S Huang, Chunyun Zheng
  • Patent number: 11247683
    Abstract: Disclosed is a bidirectional transmission control system for a vehicle. A road surface recognition apparatus collects an image of a road surface on which a vehicle drives currently, and forwards, after recognizing the type of the road surface on which the vehicle drives currently according to the image of the road surface, a corresponding first terrain mode request signal to an all-terrain controller through a signal transfer apparatus, so as to start a corresponding terrain mode in an all-terrain adaptive mode. In addition, the all-terrain controller forwards execution information about the terrain mode to the road surface recognition apparatus through the signal transfer apparatus, so as to implement state feedback of the terrain mode currently executed. The inconsistency of information transmission rates between an all-terrain control system of a vehicle and an input system can be coordinated, thereby aiding in real-time switching of various terrain modes.
    Type: Grant
    Filed: April 26, 2018
    Date of Patent: February 15, 2022
    Assignee: GUANGZHOU AUTOMOBILE GROUP CO., LTD.
    Inventors: Qiang Ren, Lingtao Han, Ang Yao, Ted S Huang, Wei Xu, Chunyun Zheng
  • Patent number: 11120016
    Abstract: Provide a system for automatically building a query statement for a database. The system includes an electronic processor. The electronic processor is configured to provide a user interface displayed by a display device and including a plurality of tabs. The electronic processor is also configured to provide a first list of a plurality of data fields included in the database. The electronic processor is configured to receive, via the user interface, a first selection of one of the plurality of data fields from the first list and a second selection of a criterion for one of the plurality of data fields from the first list. The electronic processor is configured to automatically build the query statement for the database. The electronic processor is further configured to execute the query statement on the database and output results of executing the query statement.
    Type: Grant
    Filed: December 21, 2017
    Date of Patent: September 14, 2021
    Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATION
    Inventors: Bartosz Brewinski, Christopher Gold, Qiang Ren
  • Publication number: 20210276555
    Abstract: Disclosed is a bidirectional transmission control system for a vehicle. A road surface recognition apparatus collects an image of a road surface on which a vehicle drives currently, and forwards, after recognizing the type of the road surface on which the vehicle drives currently according to the image of the road surface, a corresponding first terrain mode request signal to an all-terrain controller through a signal transfer apparatus, so as to start a corresponding terrain mode in an all-terrain adaptive mode. In addition, the all-terrain controller forwards execution information about the terrain mode to the road surface recognition apparatus through the signal transfer apparatus, so as to implement state feedback of the terrain mode currently executed. The inconsistency of information transmission rates between an all-terrain control system of a vehicle and an input system can be coordinated, thereby aiding in real-time switching of various terrain modes.
    Type: Application
    Filed: April 26, 2018
    Publication date: September 9, 2021
    Applicant: Guangzhou Automobile Group Co., Ltd.
    Inventors: Qiang REN, Lingtao HAN, Ang YAO, Ted, S HUANG, Wei XU, Chunyun ZHENG
  • Publication number: 20210276529
    Abstract: A vehicle power distribution control method, apparatus and system are provided. The method includes: acquiring an image of a road surface on which a vehicle drives currently, and recognizing, according to the image of the road surface, the type of the road surface on which the vehicle drives currently; starting a corresponding terrain mode in an all-terrain adaptive mode according to the current type of the road surface; determining a power distribution strategy corresponding to the current terrain mode according to a correspondence between terrain modes and preset power distribution strategies; and switching a center differential of the vehicle to a corresponding locking mode according to the current power distribution strategy, and distributing, in the locking mode, torques to front and rear axles of the vehicle according to a torque distribution curve corresponding to the current power distribution strategy.
    Type: Application
    Filed: April 26, 2018
    Publication date: September 9, 2021
    Inventors: Lingtao HAN, Chao DING, Qiang REN, Wei XU, Ted, S HUANG, Chunyun ZHENG
  • Publication number: 20210213968
    Abstract: Disclosed are a vehicle navigation guidance system and a vehicle. The system includes: a navigation controller, a steering angle sensor, a motor steering controller and a display controller. The steering angle sensor is communicatively connected to the navigation controller, and is configured to acquire rotational angular velocity information of a wheel relative to a vehicle body, and output the angular velocity information to the navigation controller. The navigation controller is configured to output navigation guidance information according to positioning information and the angular velocity information, where the navigation controller includes a first positioning device, and the first positioning device is configured to acquire the positioning information. The motor steering controller is communicatively connected to the navigation controller, and is configured to perform steering control according to the navigation guidance information.
    Type: Application
    Filed: September 9, 2020
    Publication date: July 15, 2021
    Applicant: Shanghai Huace Navigation Technology Ltd
    Inventors: Xuefeng Shen, Qiang Ren, Haifeng Deng, Wei Tian, Mangmang Xie, Changnan Guo, Xiaoyu Chen, Kewu Hu
  • Patent number: 11022052
    Abstract: A vehicle power output control method, apparatus and system are provided. The method includes: collecting an image of a road surface on which a vehicle drives currently, and recognizing, according to the image of the road surface, the type of the road surface on which the vehicle drives currently; starting, according to the current type of the road surface, a terrain mode corresponding to an all-terrain adaptive mode; determining, in the terrain mode, a power output strategy corresponding to the current terrain mode; and adjusting an output torque of an engine according to a power output curve corresponding to the current power output strategy, the power output curve being a function curve using a stepping depth of an accelerator pedal as a variable and the output torque of the engine as an output. The method facilitates outputting an adaptive power by an engine when a vehicle drives on different road surfaces.
    Type: Grant
    Filed: April 26, 2018
    Date of Patent: June 1, 2021
    Assignee: GUANGZHOU AUTOMOBILE GROUP CO., LTD.
    Inventors: Lingtao Han, Qiang Ren, Ted S Huang, Wei Xu, Chunyun Zheng
  • Publication number: 20200362443
    Abstract: The present invention is applicable to the technical field of material processing and provides an aluminum alloy and a preparation method thereof. The preparation method of the aluminum alloy includes: weighing raw material components according to a preset weight ratio; melting the weighed raw materials, sequentially performing refinement, standing, slag removal, degassing and filtering, and then performing horizontal casting to obtain an aluminum alloy ingot; homogenizing the ingot; heating the ingot to 440-500° C., and placing the ingot in an extruder with an extrusion ratio of 30-100 for extrusion treatment; annealing the extruded blank; heating the annealed blank to 440-480° C. for deformation treatment, and controlling the deformation amount in the thickness direction to be 12%-28%; carrying out solution treatment on the deformed blank; and subjecting the blank after the solution treatment to artificial aging treatment.
    Type: Application
    Filed: January 7, 2020
    Publication date: November 19, 2020
    Applicant: Guangdong Hoshion Industrial Aluminum Co., Ltd.
    Inventors: Xiaoli Ding, Jie Luo, Zhicheng Liu, Jianxiang Li, Zhongxin Wang, Qiang Ren
  • Publication number: 20200332043
    Abstract: The present invention discloses a quadripolymer based on host-guest interaction and preparation process thereof. The preparation process: (1) weigh maleic anhydride and dissolve in dichloromethane, add?-phenethylamine dropwise, stir to react for 1 to 3 hours, perform extraction filtration and washing, to obtain N-phenethylmaleamic acid; (2) Weigh mono 6-ethylenediamine ?-cyclodextrin and maleic anhydride, dissolve in N, N-dimethylformamide, and place at 40° C. for reaction for 3 to 6 hours, the product is precipitated with chloroform, washed and dried under vacuum to obtain maleic anhydride modified mono 6-ethylenediamine ?-cyclodextrin; (3) Add acrylamide, acrylic acid, maleic anhydride modified mono 6-ethylenediamine ?-cyclodextrin, N-phenethylmaleamic acid, adjust the pH of the solution to 7; introduce nitrogen, add a photoinitiator and place to a photo-initiating device to react 3-5 hours at a temperature of 10-30° C.
    Type: Application
    Filed: November 20, 2018
    Publication date: October 22, 2020
    Inventors: Qiang REN, Yongming LI, Youshi JIANG
  • Publication number: 20200333769
    Abstract: The present disclosure provides a method for timing control of an electronic device, comprising: receiving a timing control instruction for the electronic device from a user, the timing control instruction comprises controlling the electronic device to operate repeatedly during N continuous time periods with the same certain time duration, wherein N is a positive integer greater than or equal to 2, and each time period at least comprises a first sub-time period and a second sub-time period. Controlling an operation of the electronic device during each time period comprises: controlling the electronic device to perform a first action at a first time point which is a beginning of the time period; controlling the electronic device to perform a second action different from the first action, in response to the first sub-time period having elapsed since the first time point, and controlling the electronic device according to the timing control instruction.
    Type: Application
    Filed: September 30, 2018
    Publication date: October 22, 2020
    Inventors: Changchun LI, Liu LIU, Genxiong LUO, Qiang REN, Jian GOU
  • Patent number: 10670424
    Abstract: A method for initial alignment of an inertial navigation apparatus, comprising the following steps: providing an apparatus loaded with a sensor, and preprocessing the sensor; carrying out relative alignment to calculate an installation error angle of the sensor; carrying out absolute alignment to calculate an installation attitude angle error of the sensor to increase an accuracy of an error attitude angle calculated during the relative alignment. The relative alignment process calculates a relative error attitude angle, the relative error attitude angle being used as the initial value for attitude error in a stat vector in the absolute alignment process, thereby accelerating convergence of the Kalman filter. Alignment precision is further enhanced by the absolute alignment process.
    Type: Grant
    Filed: July 4, 2016
    Date of Patent: June 2, 2020
    Assignee: SHANGHAI HUACE NAVIGATION TECHNOLOGY LTD
    Inventors: Qiang Ren, Jiejun Wang, Xuefeng Shen, Lilong Wei, Guiyan Cui
  • Patent number: 10662097
    Abstract: The invention discloses an apparatus for sewage deep denitrification with high pollutant carrying capacity and low energy consumption and a method for running the same, characterized in that: the apparatus mainly includes a settling tank, an electrodialysis device, a pH adjusting tank, a first chemical storage tank, a biofilter, a second chemical storage tank, a redox potential measuring device, a backwash pump, and a clean water tank, wherein the biofilter is provided with a gas collecting device, an uniform water distributor, a first filter bed, a second filter bed, a third filter bed, and a fourth filter bed sequentially from up to down, a second dosing port is arranged underneath the second filter bed, and the second chemical storage tank is communicated to the second dosing port respectively through a first flow path and a second flow path.
    Type: Grant
    Filed: June 23, 2017
    Date of Patent: May 26, 2020
    Assignee: NANJING UNIVERSITY
    Inventors: Hui Huang, Qing Wang, Hong-qiang Ren
  • Patent number: 10605605
    Abstract: The present invention discloses a GNSS-INS vehicle attitude determination method based on a single antenna, including the steps as below: mounting a GNSS antenna at a centroid and in the center of the vehicle, and mounting the IMU measuring unit of the MEMS sensor on the steering shaft of the vehicle; obtaining the position and velocity information of the vehicle by means of the GNSS antenna, obtaining the heading angular speed information of the vehicle by means of the IMU measuring unit; calculating the attitude angle of the vehicle by means of the combination with accelerometer and gyroscope; calculating the heading angle of the vehicle based on the position, velocity, and heading angular speed of the vehicle. The method combines the advantages of the short-term high precision of the IMU gyroscope and the long-term high stability of the GNSS single antenna, so as to avoid the divergence phenomenon.
    Type: Grant
    Filed: July 4, 2016
    Date of Patent: March 31, 2020
    Assignee: SHANGHAI HUACE NAVIGATION TECHNOLOGY LTD.
    Inventors: Xuefeng Shen, Xianghui Che, Qiang Ren, Guangjie Cao, Guangyang Dong, Rui Tu
  • Patent number: 10577267
    Abstract: The invention discloses a fast biofilm formation method for an organic filler during treatment of sewage with a low C/N ratio, and belongs to the field of biofilm process for sewage treatment. The invention improves the effect of biofilm culturing by changing the micro-interface acting force of the filler and accelerating the attachment and colonization of microorganisms on the filler through increase of bacterial quorum-sensing molecules. As compared with a conventional biofilm culturing method, in the invention the biofilm culturing is rapid and operated conveniently, has strong practicality, and is a fast biofilm formation method for an organic filler, which is adapted for treatment of sewage with a low C/N ratio under an aerobic, anoxic or anaerobic condition.
    Type: Grant
    Filed: June 25, 2017
    Date of Patent: March 3, 2020
    Inventors: Hui Huang, Qing Wang, Hong-qiang Ren
  • Publication number: 20200062881
    Abstract: The present invention provides a surface-active two-tailed hydrophobic associated polymer and a preparation method thereof. The surface-active two-tailed hydrophobic associated polymer is prepared using a micellar free radical copolymerization method including: adding a surfactant sodium lauryl sulfate and a hydrophobic monomer N-phenethyl-N-alkyl (methyl) acrylamide or N-benzyl-N-alkyl (methyl) acrylamide into an aqueous solution containing acrylamide, acrylic acid, 2-acrylamide-2-methylpropanesulfonic acid, and surface-active macromonomer polyoxyethylene lauryl ether (methyl) acrylate, wherein the surfactant is used to solubilize the hydrophobic monomer in the formed micelle; adjusting pH to 6-8 with sodium hydroxide, and copolymerizing the hydrophobic monomer and a water-soluble monomer by means of photoinitiation. The properties, such as viscosifying property, temperature resistance, salt resistance and hydrolysis resistance, of the hydrophobic associated polymer can be effectively improved.
    Type: Application
    Filed: May 22, 2017
    Publication date: February 27, 2020
    Applicant: SOUTHWEST PETROLEUM UNIVERSITY
    Inventors: Yongming LI, Qiang REN, Jinzhou ZHAO, Liehui ZHANG
  • Patent number: 10570239
    Abstract: The present invention provides a surface-active two-tailed hydrophobic associated polymer and a preparation method thereof. The surface-active two-tailed hydrophobic associated polymer is prepared using a micellar free radical copolymerization method including: adding a surfactant sodium lauryl sulfate and a hydrophobic monomer N-phenethyl-N-alkyl (methyl) acrylamide or N-benzyl-N-alkyl (methyl) acrylamide into an aqueous solution containing acrylamide, acrylic acid, 2-acrylamide-2-methylpropanesulfonic acid, and surface-active macromonomer polyoxyethylene lauryl ether (methyl) acrylate, wherein the surfactant is used to solubilize the hydrophobic monomer in the formed micelle; adjusting pH to 6-8 with sodium hydroxide, and copolymerizing the hydrophobic monomer and a water-soluble monomer by means of photoinitiation. The properties, such as viscosifying property, temperature resistance, salt resistance and hydrolysis resistance, of the hydrophobic associated polymer can be effectively improved.
    Type: Grant
    Filed: May 22, 2017
    Date of Patent: February 25, 2020
    Assignee: SOUTHWEST PETROLEUM UNIVERSITY
    Inventors: Yongming Li, Qiang Ren, Jinzhou Zhao, Liehui Zhang
  • Publication number: 20200040826
    Abstract: A vehicle power output control method, apparatus and system are provided. The method includes: collecting an image of a road surface on which a vehicle drives currently, and recognizing, according to the image of the road surface, the type of the road surface on which the vehicle drives currently; starting, according to the current type of the road surface, a terrain mode corresponding to an all-terrain adaptive mode; determining, in the terrain mode, a power output strategy corresponding to the current terrain mode; and adjusting an output torque of an engine according to a power output curve corresponding to the current power output strategy, the power output curve being a function curve using a stepping depth of an accelerator pedal as a variable and the output torque of the engine as an output. The method facilitates outputting an adaptive power by an engine when a vehicle drives on different road surfaces.
    Type: Application
    Filed: April 26, 2018
    Publication date: February 6, 2020
    Inventors: Lingtao HAN, Qiang REN, Ted,S HUANG, Wei XU, Chunyun ZHENG
  • Patent number: 10501568
    Abstract: The present invention discloses a sulfonate lycine type hydrophobic associated polymer and a preparation method thereof. A preparation process of the sulfonate lycine type hydrophobic associated polymer comprises the following steps: firstly, mixing acrylamide and acrylic acid in an aqueous solution; adjusting pH of the system to be around 6 to 8; adding 3-(dimethylamino propyl methacrylamide) propanesulfonate, N-aryl-N-alkyl (methyl) acrylamide and lauryl sodium sulfate and stirring till the solution is clear; and after nitrogen is introduced for deoxidization, adding a photoinitiator azobis (isobutylamidine hydrochloride) for performing polymerization under photoinitiation conditions.
    Type: Grant
    Filed: May 22, 2017
    Date of Patent: December 10, 2019
    Assignee: SOUTHWEST PETROLEUM UNIVERSITY
    Inventors: Yongming Li, Qiang Ren, Jinzhou Zhao, Youshi Jiang
  • Publication number: 20190359753
    Abstract: The present invention discloses a sulfonate lycine type hydrophobic associated polymer and a preparation method thereof. A preparation process of the sulfonate lycine type hydrophobic associated polymer comprises the following steps: firstly, mixing acrylamide and acrylic acid in an aqueous solution; adjusting pH of the system to be around 6 to 8; adding 3-(dimethylamino propyl methacrylamide) propanesulfonate, N-aryl-N-alkyl (methyl) acrylamide and lauryl sodium sulfate and stirring till the solution is clear; and after nitrogen is introduced for deoxidization, adding a photoinitiator azobis (isobutylamidine hydrochloride) for performing polymerization under photoinitiation conditions.
    Type: Application
    Filed: May 22, 2017
    Publication date: November 28, 2019
    Applicant: SOUTHWEST PETROLEUM UNIVERSITY
    Inventors: Yongming LI, Qiang REN, Jinzhou ZHAO, Youshi JIANG