Patents by Inventor Henry D. Hendrix

Henry D. Hendrix 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 to improve a video signal
    Patent number: 5303055
    Abstract: A method and circuit for improving a video signal. They can be used to nullify the gamma correction applied at the broadcast end for cathode-ray tube signals when using a spatial light modulator display. Additionally, the method and circuit can be used to generally improve the quality of the display for computer monitors or other formats that do not require the gamma nullification.
    Type: Grant
    Filed: July 14, 1993
    Date of Patent: April 12, 1994
    Assignee: Texas Instruments Incorporated
    Inventors: Henry D. Hendrix, Paul M. Urbanus
  • DMD display system controller
    Patent number: 5254980
    Abstract: A method and structure for providing system control to a spatial light modulator display are disclosed. The control functions are divided into smaller, easier to implement control blocks and coordination between them is provided. The smaller blocks are a memory controller, a modulator controller and a formatter controller.
    Type: Grant
    Filed: September 6, 1991
    Date of Patent: October 19, 1993
    Assignee: Texas Instruments Incorporated
    Inventors: Henry D. Hendrix, Paul M. Urbanus, Masaho Asahara