Patents by Inventor Kam W. Kong

Kam W. Kong 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).

  • Two quadrants high speed multiplying DAC
    Patent number: 5128674
    Abstract: A multiplying digital-to-analog converter for multiplying a bipolar input current by a digital word A having N bits a.sub.i including a current adder for adding a constant current to the bipolar input current to produce a unipolar current, a first current mirror responsive to the unipolar current for providing N binary weighted versions of the unipolar current, a second current mirror for providing binary weighted versions of the constant current, N current selection circuits respectively controlled the N bits a.sub.
    Type: Grant
    Filed: March 28, 1991
    Date of Patent: July 7, 1992
    Assignee: Hughes Aircraft Company
    Inventors: Kam W. Kong, John M. Burns, Tim M. Ng