Patents by Inventor Chung-Yen KU

Chung-Yen KU 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).

  • SWITCHING CIRCUIT FOR ANTENNA
    Publication number: 20140077621
    Abstract: A switching circuit for an antenna includes a first switching unit, a second switching unit, a third switching unit, a fourth switching unit, a first clamping unit and a second clamping unit. The first clamping unit is coupled to the first switching unit and the fourth switching unit. The first clamping unit includes a first clamping device and a first resistor, which are connected in parallel. The second clamping unit is coupled to the second switching unit and the third switching unit. The second clamping unit includes a second clamping device and a second resistor, which are connected in parallel.
    Type: Application
    Filed: February 4, 2013
    Publication date: March 20, 2014
    Applicant: MAXTEK TECHNOLOGY CO., LTD
    Inventors: Ke-Kung LIAO, Tung-Sheng CHANG, Chung-Yen KU, Shih-Yu CHEN