Patents by Inventor Soung-Chol Hong

Soung-Chol Hong 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).

  • Microwave double-pole double-throw switch and microwave divide/through switch and power amplifier using thereof
    Patent number: 6667670
    Abstract: A highly efficient power amplifier is composed of (1) two microwave divide/through switches, (2) two power amplifiers, connected with the two microwave divide/through switches, to amplify the signal power transmitted from the first microwave divide/through switch, and (3) a half-wavelength transformer, connected to an output terminal of one of the power amplifiers, to delay the phase of the amplified signal by a half-wavelength.
    Type: Grant
    Filed: January 10, 2001
    Date of Patent: December 23, 2003
    Assignee: Korea Institute of Science and Technology
    Inventors: Soung-Chol Hong, Doo-Young Ha