Patents by Inventor Dingshui ZHANG

Dingshui 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: 11455582
    Abstract: Systems and methods for optimizing an online on-demand service are provided. A method may include: obtaining driver information associated with a plurality of historical drivers corresponding to the plurality of historical orders; for each historical driver during a predetermined period of time, determining a plurality of records based on the order information and the driver information according to a decision-making processes, each record includes a driver's space-time status, a driver's action, a driver's revenue, and a driver's subsequent space-time status; and determining a value function based on the plurality of records of each historical driver according to a reinforcement learning algorithm.
    Type: Grant
    Filed: June 15, 2020
    Date of Patent: September 27, 2022
    Assignee: BEIJING DIDI INFINITY TECHNOLOGY AND DEVELOPMENT CO., LTD.
    Inventors: Zhe Xu, Zhixin Li, Qingwen Guan, Dingshui Zhang
  • Patent number: 11068815
    Abstract: A method and system for improving scheduling decisions in an online to offline service. The method includes obtaining order information in an area associated with a first time period. The method also includes determining driver status information associated with a plurality of drivers in the area corresponding to a first time period. The method further includes determining a scheduling decision for the plurality of drivers in the area in the first time period based on the order information and the driver status information. The scheduling decision optimizes estimated overall profit for the online to offline service starting from the first time period.
    Type: Grant
    Filed: October 10, 2020
    Date of Patent: July 20, 2021
    Assignee: BEIJING DIDI INFINITY TECHNOLOGY AND DEVELOPMENT CO., LTD.
    Inventor: Dingshui Zhang
  • Publication number: 20210042873
    Abstract: The present disclosure relates to systems and methods for distributing a request. The methods comprise obtaining a user request from a first device; determining a departure location and a departure time based on the user request; determining a target time based on the departure location and departure time; and distributing the user request to a second device based on the target time.
    Type: Application
    Filed: October 23, 2020
    Publication date: February 11, 2021
    Applicant: BEIJING DIDI INFINITY TECHNOLOGY AND DEVELOPMENT CO., LTD.
    Inventors: Junqin LI, Dingshui ZHANG
  • Publication number: 20210027235
    Abstract: A method and system for improving scheduling decisions in an online to offline service. The method includes obtaining order information in an area associated with a first time period. The method also includes determining driver status information associated with a plurality of drivers in the area corresponding to a first time period. The method further includes determining a scheduling decision for the plurality of drivers in the area in the first time period based on the order information and the driver status information. The scheduling decision optimizes estimated overall profit for the online to offline service starting from the first time period.
    Type: Application
    Filed: October 10, 2020
    Publication date: January 28, 2021
    Applicant: BEIJING DIDI INFINITY TECHNOLOGY AND DEVELOPMENT CO., LTD.
    Inventor: Dingshui ZHANG
  • Publication number: 20200311650
    Abstract: Systems and methods for optimizing an online on-demand service are provided. A method may include: obtaining driver information associated with a plurality of historical drivers corresponding to the plurality of historical orders; for each historical driver during a predetermined period of time, determining a plurality of records based on the order information and the driver information according to a decision-making processes, each record includes a driver's space-time status, a driver's action, a driver's revenue, and a driver's subsequent space-time status; and determining a value function based on the plurality of records of each historical driver according to a reinforcement learning algorithm.
    Type: Application
    Filed: June 15, 2020
    Publication date: October 1, 2020
    Applicant: BEIJING DIDI INFINITY TECHNOLOGY AND DEVELOPMENT CO., LTD.
    Inventors: Zhe XU, Zhixin LI, Qingwen GUAN, Dingshui ZHANG