Patents by Inventor Huiping Duan

Huiping Duan 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 positioning mobile station and repeater thereof
    Patent number: 7373155
    Abstract: The present invention relates to a method for positioning a mobile station and a repeater thereof. Said method comprises: the mobile communication network, when receiving a positioning request from a mobile station, instructing repeaters to send auxiliary positioning signals, and the mobile station performs measurement according to the received auxiliary positioning signals sent from the repeaters and downlink signals sent from the base station, and then estimating the position of the mobile station according to the measurement results, and thereby implementing the positioning of the mobile station. Said repeater is implemented through adding an auxiliary positioning unit in the downlink processing channel of a traditional repeater; said auxiliary positioning unit comprises a communication module, a frame timing recovery module, a timing control module, and a pilot modulating module.
    Type: Grant
    Filed: August 5, 2003
    Date of Patent: May 13, 2008
    Assignee: Huawei Technologies Co., Ltd.
    Inventors: Weiming Duan, Jin Tang, Huiping Duan
  • Method for positioning mobile station and repeater thereof
    Publication number: 20060128399
    Abstract: The present invention relates to a method for positioning a mobile station and a repeater thereof. Said method comprises: the mobile communication network, when receiving a positioning request from a mobile station, instructing repeaters to send auxiliary positioning signals, and the mobile station performs measurement according to the received auxiliary positioning signals sent from the repeaters and downlink signals sent from the base station, and then estimating the position of the mobile station according to the measurement results, and thereby implementing the positioning of the mobile station. Said repeater is implemented through adding an auxiliary positioning unit in the downlink processing channel of a traditional repeater; said auxiliary positioning unit comprises a communication module, a frame timing recovery module, a timing control module, and a pilot modulating module.
    Type: Application
    Filed: August 5, 2003
    Publication date: June 15, 2006
    Applicant: Huawei Technologies Co., Ltd. Intellectual Property Department
    Inventors: Weiming Duan, Jin Tang, Huiping Duan