Patents by Inventor Cheing-Long Chen

Cheing-Long Chen 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).

  • Programmable gate array and methods for its fabrication
    Patent number: 5106773
    Abstract: Circuitry 12 is formed at the face of a layer semiconductor 34. The circuitry includes a plurality of contact points 22 and 24. At least one anti-fuse 14 is formed in a layer vertically displaced from circuitry 12. Anti-fuse 14 is operable to selectively connect together certain ones of said contact points 22 and 24.
    Type: Grant
    Filed: October 9, 1990
    Date of Patent: April 21, 1992
    Assignee: Texas Instruments Incorporated
    Inventors: Cheing-Long Chen, David K. Liu, Howard L. Tigelaar