Patents by Inventor Jian Cheng Sun

Jian Cheng Sun 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).

  • Determination of network environment
    Patent number: 9930582
    Abstract: There is provided mechanisms for determining Universal Terrestrial Radio Access (UTRA) environment for a wireless terminal (WT). The WT supports operation in both a UTRA frequency-division duplexing (UTRA-FDD) environment and a UTRA time-division duplexing (UTRA-TDD) environment. The WT acquires a need for determining its UTRA environment. The WT determines its UTRA environment based on network information received by the WT. The network information indicates if the WT is in the UTRA-FDD environment or in the UTRA-TDD environment.
    Type: Grant
    Filed: November 29, 2013
    Date of Patent: March 27, 2018
    Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (publ)
    Inventors: Gustaf Claeson, Chao Gong, Bela Rathonyi, Jian Cheng Sun
  • DETERMINATION OF NETWORK ENVIRONMENT
    Publication number: 20170041840
    Abstract: There is provided mechanisms for determining Universal Terrestrial Radio Access (UTRA) environment for a wireless terminal (WT). The WT supports operation in both a UTRA frequency-division duplexing (UTRA-FDD) environment and a UTRA time-division duplexing (UTRA-TDD) environment. The WT acquires a need for determining its UTRA environment. The WT determines its UTRA environment based on network information received by the WT. The network information indicates if the WT is in the UTRA-FDD environment or in the UTRA-TDD environment.
    Type: Application
    Filed: November 29, 2013
    Publication date: February 9, 2017
    Inventors: Gustaf Claeson, Chao Gong, Bela Rathonyi, Jian Cheng Sun