Patents by Inventor Ting Yong Zhu

Ting Yong Zhu 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: 8175615
    Abstract: The location of a mobile terminal may be determined in response to signals received from a plurality of RFIDs. Information from a plurality of RFIDs for determining a location of a mobile terminal is received by the mobile terminal. The mobile terminal may maintain an in-range list that comprises all the RFIDs in which the mobile terminal is currently within their coverage range. The location of the mobile terminal is calculated in response to the received information for determining a location by calculating the common coverage area of the RFIDs in the in-range list.
    Type: Grant
    Filed: March 31, 2009
    Date of Patent: May 8, 2012
    Assignee: International Business Machines Corporation
    Inventors: Heng Chu, Ling Zhang, Ting Yong Zhu
  • Publication number: 20090181696
    Abstract: The location of a mobile terminal may be determined in response to signals received from a plurality of RFIDs. Information from a plurality of RFIDs for determining a location of a mobile terminal is received by the mobile terminal. The mobile terminal may maintain an in-range list that comprises all the RFIDs in which the mobile terminal is currently within their coverage range. The location of the mobile terminal is calculated in response to the received information for determining a location by calculating the common coverage area of the RFIDs in the in-range list.
    Type: Application
    Filed: March 31, 2009
    Publication date: July 16, 2009
    Applicant: International Business Machines Corporation
    Inventors: Heng Chu, Ling Zhang, Ting Yong Zhu
  • Patent number: 7522926
    Abstract: The location of a mobile terminal may be determined in response to signals received from a plurality of RFIDs. Information from a plurality of RFIDs for determining a location of a mobile terminal is received by the mobile terminal. The mobile terminal may maintain an in-range list that comprises all the RFIDs in which the mobile terminal is currently within their coverage range. The location of the mobile terminal is calculated in response to the received information for determining a location by calculating the common coverage area of the RFIDs in the in-range list.
    Type: Grant
    Filed: November 21, 2005
    Date of Patent: April 21, 2009
    Assignee: International Business Machines Corporation
    Inventors: Heng Chu, Ling Zhang, Ting Yong Zhu