Patents by Inventor Myoung-Hoon Yang

Myoung-Hoon Yang 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 using a wireless communication base station in common
    Patent number: 7941187
    Abstract: In the wireless communication base station sharing apparatus, a first signal combiner/distributor is connected to a main system duplexer through a first port, distributes a signal received through the first port to second and third ports, combines the signals received through the second and third ports according to the phases of the signals, and provides the combined signal through the first port or a fourth port. A second signal combiner/distributor is connected to a subsystem duplexer through a fifth port and the antenna through an eighth port, distributes a signal received through the fifth port to sixth and seventh ports, combines the signals received through the sixth and seventh ports according to the phases of the signals, and provides the combined signal through the fifth or eighth port. Variable filters are provided in signal paths between the first and second signal combiner/distributors.
    Type: Grant
    Filed: March 16, 2006
    Date of Patent: May 10, 2011
    Assignee: KMW Inc.
    Inventors: Duk-Yong Kim, Sang-Sig Park, Myoung-Hoon Yang
  • Apparatus for Using a Wireless Communication Base Station in Common
    Publication number: 20090069053
    Abstract: In the wireless communication base station sharing apparatus, a first signal combiner/distributor is connected to a main system duplexer through a first port, distributes a signal received through the first port to second and third ports, combines the signals received through the second and third ports according to the phases of the signals, and provides the combined signal through the first port or a fourth port. A second signal combiner/distributor is connected to a subsystem duplexer through a fifth port and the antenna through an eighth port, distributes a signal received through the fifth port to sixth and seventh ports, combines the signals received through the sixth and seventh ports according to the phases of the signals, and provides the combined signal through the fifth or eighth port. Variable filters are provided in signal paths between the first and second signal combiner/distributors.
    Type: Application
    Filed: March 16, 2006
    Publication date: March 12, 2009
    Applicant: KMW INC.
    Inventors: Duk-Yong Kim, Sang-Sig Park, Myoung-Hoon Yang