Patents by Inventor Shunchang Yi

Shunchang Yi 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: 8406164
    Abstract: A method and a system for implementing hard handovers between access networks are provided, and the method includes: the access network on the target side obtaining the loop round trip delay of the pilot of the access network on the target side, and setting a center of a searching window of the pilot of the access network on the target side according to the obtained loop round trip delay of the pilot of the access network on the target side, so as to carry out the hard handovers between the access network on the source side and the access network on the target side. With the invention, the hard handovers between access networks could be implemented successfully.
    Type: Grant
    Filed: October 22, 2008
    Date of Patent: March 26, 2013
    Assignee: ZTE Corporation
    Inventors: Shunchang Yi, Hailong Zhang
  • Publication number: 20100202404
    Abstract: A method and a system for implementing hard handovers between access networks are provided, and the method includes: the access network on the target side obtaining the loop round trip delay of the pilot of the access network on the target side, and setting a center of a searching window of the pilot of the access network on the target side according to the obtained loop round trip delay of the pilot of the access network on the target side, so as to carry out the hard handovers between the access network on the source side and the access network on the target side. With the invention, the hard handovers between access networks could be implemented successfully.
    Type: Application
    Filed: October 22, 2008
    Publication date: August 12, 2010
    Applicant: ZTE CORPORATION
    Inventors: Shunchang Yi, Hailong Zhang