Patents by Inventor Xingchi LIU

Xingchi LIU 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: 12232073
    Abstract: A method is disclosed for searching and locating a target device emitting a wireless signal. The signal strength of the wireless signal is detectable and measurable. The method comprises defining a distribution of the signal strength within the search area, on the basis of an initial condition, then iteratively performing steps of interrogating the distribution to determine a plurality of inquiry locations, determining signal strength at those inquiry locations, and updating the distribution on the basis of the determined signal strengths. Iteration continues until a convergence condition is reached, whereby inquiry locations become proximate within a threshold.
    Type: Grant
    Filed: April 26, 2022
    Date of Patent: February 18, 2025
    Assignee: Kabushiki Kaisha Toshiba
    Inventors: Xingchi Liu, Ziming Zhu
  • Publication number: 20230345405
    Abstract: A method is disclosed for searching and locating a target device emitting a wireless signal. The signal strength of the wireless signal is detectable and measurable. The method comprises defining a distribution of the signal strength within the search area, on the basis of an initial condition, then iteratively performing steps of interrogating the distribution to determine a plurality of inquiry locations, determining signal strength at those inquiry locations, and updating the distribution on the basis of the determined signal strengths. Iteration continues until a convergence condition is reached, whereby inquiry locations become proximate within a threshold.
    Type: Application
    Filed: April 26, 2022
    Publication date: October 26, 2023
    Applicant: Kabushiki Kaisha Toshiba
    Inventors: Xingchi LIU, Ziming ZHU