Patents by Inventor Yongjing Ruan

Yongjing Ruan 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).

  • Method for maintaining walker constellation formation and terminal device
    Patent number: 11897635
    Abstract: Provided are a method for maintaining Walker constellation formation and a terminal device. The method comprises: determining a first offset amount of each satellite within a simulation time period according to parameters of a Walker constellation; performing first offset on each satellite according to the first offset amount to obtain a Walker constellation after the first offset; determining a second offset amount of each satellite within the simulation time period according to parameters of the Walker constellation after the first offset; and superimposing the first offset amount and the second offset amount, and performing second offset on each satellite so as to maintain the formation of the Walker constellation.
    Type: Grant
    Filed: August 26, 2021
    Date of Patent: February 13, 2024
    Assignee: Space Engineering University
    Inventors: Min Hu, Jiuyang Li, Xuyu Wang, Yongjing Ruan, Feifei Li, Xianjun Pan, Tianyu Sun, Ge Zhang
  • METHOD FOR MAINTAINING WALKER CONSTELLATION FORMATION AND TERMINAL DEVICE
    Publication number: 20220063843
    Abstract: Provided are a method for maintaining Walker constellation formation and a terminal device. The method comprises: determining a first offset amount of each satellite within a simulation time period according to parameters of a Walker constellation; performing first offset on each satellite according to the first offset amount to obtain a Walker constellation after the first offset; determining a second offset amount of each satellite within the simulation time period according to parameters of the Walker constellation after the first offset; and superimposing the first offset amount and the second offset amount, and performing second offset on each satellite so as to maintain the formation of the Walker constellation.
    Type: Application
    Filed: August 26, 2021
    Publication date: March 3, 2022
    Inventors: Min Hu, Jiuyang Li, Xuyu Wang, Yongjing Ruan, Feifei Li, Xianjun Pan, Tianyu Sun, Ge Zhang