Patents by Inventor Joan E. Zak

Joan E. Zak 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).

  • Method and apparatus for adjusting the clock delay in systems with multiple integrated circuits
    Patent number: 6621882
    Abstract: An apparatus and method for adjusting the clock delay in systems with multiple integrated circuits has a controller, a programmable clock generator and a plurality of integrated circuits, each integrated circuit including a data flip-flop, a programmable delay and a clock-fanout tree, wherein the clock delay in the integrated circuits is adjusted to match the inherent delay in the integrated circuit having the longest inherent delay.
    Type: Grant
    Filed: March 2, 2001
    Date of Patent: September 16, 2003
    Assignee: General Dynamics Information Systems, Inc.
    Inventors: Ronald R. Denny, Chris H. Simon, Joan E. Zak
  • Method and apparatus for adjusting the clock delay in systems with multiple integrated circuits
    Publication number: 20030026367
    Abstract: An apparatus and method for adjusting the clock delay in systems with multiple integrated circuits has a controller, a programmable clock generator and a plurality of integrated circuits, each integrated circuit including a data flip-flop, a programmable delay and a clock-fanout tree, wherein the clock delay in the integrated circuits is adjusted to match the inherent delay in the integrated circuit having the longest inherent delay.
    Type: Application
    Filed: March 2, 2001
    Publication date: February 6, 2003
    Inventors: Ronald R. Denny, Chris H. Simon, Joan E. Zak