Patents by Inventor Sung Y. Wong

Sung Y. Wong 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).

  • Processor for discriminating between ground and moving targets
    Patent number: 4862177
    Abstract: A processor adapted for use in conjunction with a monopulse radar system for discriminating between ground and airborne moving targets and comprising: Doppler filter circuits for detecting moving targets; angle measurement circuits which respond to the received sum and elevation difference signals so as to provide an indication of the relative angle of each moving target and of the ground; and means for identifying a detected target as a ground or an airborne target as a function of whether the angle of the target is substantially the same as or different from that of the ground.
    Type: Grant
    Filed: November 25, 1974
    Date of Patent: August 29, 1989
    Assignee: Hughes Aircraft Company
    Inventor: Sung Y. Wong