Patents by Inventor Chengjin LUO

Chengjin LUO 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: 10015705
    Abstract: A device and method in a radio communication system. The device includes: an acquisition unit for use in acquiring a signal quality of a mobile terminal relative to a source cell; an assessment unit for use in assessing the degree of change in the signal quality of the mobile terminal relative to the source cell on the basis of multiple signal qualities of the mobile terminal relative to the source cell acquired at every predetermined time interval; and, a triggering unit for use in triggering, on the basis of the degree of change in the signal quality of the mobile terminal relative to the source cell, the mobile terminal to submit a measurement result.
    Type: Grant
    Filed: December 26, 2013
    Date of Patent: July 3, 2018
    Assignee: Sony Corporation
    Inventors: Xiaodong Xu, Yateng Hong, Ya Liu, Chengjin Luo
  • Patent number: 9913202
    Abstract: A device in a wireless communication system that includes circuitry that acquires location information of user equipment, calculates, according to at least the location information, stay time required for the user equipment to pass through the small cell, the stay time being a limited time, evaluates a mobility state of the user equipment according to the location information of the user equipment at different time by comparing the calculated stay time with a predetermined stay time threshold value, determines an operation from among a plurality of operations related to small cell detection according to changes in the mobility state and the location information of the user equipment, and execute the determined operation related to small cell detection.
    Type: Grant
    Filed: December 26, 2013
    Date of Patent: March 6, 2018
    Assignee: SONY CORPORATION
    Inventors: Xiaodong Xu, Yateng Hong, Ya Liu, Chengjin Luo
  • Publication number: 20150358890
    Abstract: A device and method in a radio communication system. The device includes: a location information acquisition unit for use in acquiring location information of a mobile terminal; a mobile state assessment unit for use in assessing a mobile state of the mobile terminal on the basis of the location information of the mobile terminal at different time; and, an execution unit for use in executing, on the basis of the location information of the mobile terminal and a change in the mobile state, a corresponding operation related to microcell discovery.
    Type: Application
    Filed: December 26, 2013
    Publication date: December 10, 2015
    Applicant: Sony Corporation
    Inventors: Xiaodong XU, Yateng HONG, ya LIU, Chengjin LUO
  • Publication number: 20150350977
    Abstract: A device and method in a radio communication system. The device includes: an acquisition unit for use in acquiring a signal quality of a mobile terminal relative to a source cell; an assessment unit for use in assessing the degree of change in the signal quality of the mobile terminal relative to the source cell on the basis of multiple signal qualities of the mobile terminal relative to the source cell acquired at every predetermined time interval; and, a triggering unit for use in triggering, on the basis of the degree of change in the signal quality of the mobile terminal relative to the source cell, the mobile terminal to submit a measurement result.
    Type: Application
    Filed: December 26, 2013
    Publication date: December 3, 2015
    Applicant: SONY CORPORATION
    Inventors: Xiaodong XU, Yateng HONG, Ya LIU, Chengjin LUO