Patents by Inventor Churl Hur

Churl Hur 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 and method for diagnosing antennas using switches
    Patent number: 6380748
    Abstract: An apparatus and method for diagnosing antennas using switches, wherein a system is configured in such a manner that a plurality of switches determine a data flow of a signal for test. Therefore, the antenna diagnosing apparatus can be so simplified in circuitry construction that it can be easy to manufacture at low cost. Further, the antenna diagnosing apparatus can accurately measure standing wave ratios of the antennas without being subject to any error, so as to accurately diagnose the performance of the antennas.
    Type: Grant
    Filed: November 7, 2000
    Date of Patent: April 30, 2002
    Assignee: Hyundai Electronics Industries Co., Ltd.
    Inventors: Min Soo Kang, Churl Hur, Seok Jun Hong, Yang Seok Song