Patents by Inventor Jin-Choo Choi

Jin-Choo Choi 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).

  • Apparatus for bidirectional communication using auxiliary band in wireless communication system
    Patent number: 7693094
    Abstract: An apparatus for bidirectional communication using one or more auxiliary bands in a wireless communication system is provided. A primary band transmitter transmits data over one or more primary bands in a frame. A primary band receiver receives data over the one or more primary bands in the frame. An auxiliary band transmitter transmits data over one or more first auxiliary bands in the frame. An auxiliary band receiver receives data over the one or more first auxiliary bands or over the one or more first auxiliary bands and one or more second auxiliary bands in the frame. Therefore, it is possible to facilitate a low-delay service and to cope with a rapid channel change due to high-speed movement.
    Type: Grant
    Filed: September 28, 2007
    Date of Patent: April 6, 2010
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Oh-Soon Shin, Sang-Boh Yun, Jin-Choo Choi