Patents by Inventor Eric A. Richards

Eric A. Richards 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 system for fault protection using a linear feedback shift register
    Patent number: 8705330
    Abstract: A method, system and apparatus for fault protection using a linear feedback shift register are presented. The system comprises a protected register containing a first portion for holding a value for a sequence of numbers and a second portion for other parameters. The system also comprises a linear feedback shift register circuit configured to write the sequence of numbers to the first portion of the protected register. If the written sequence of numbers of the protected register matches a reference sequence of numbers, a rewrite circuit is configured to write the second portion of the protected register.
    Type: Grant
    Filed: October 14, 2013
    Date of Patent: April 22, 2014
    Assignee: Marvell International Ltd.
    Inventors: William R. Foland, Jr., Eric A. Richards, Christopher L. Painter
  • Method and system for fault protection using a linear feedback shift register
    Patent number: 8559287
    Abstract: A method, system and apparatus for fault protection using a linear feedback shift register are presented. The system comprises a protected register containing a first portion for holding a value for a sequence of numbers and a second portion for other parameters. The system also comprises a linear feedback shift register circuit configured to write the sequence of numbers to the first portion of the protected register. If the written sequence of numbers of the protected register matches a reference sequence of numbers, a rewrite circuit is configured to write the second portion of the protected register.
    Type: Grant
    Filed: June 20, 2008
    Date of Patent: October 15, 2013
    Assignee: Marvell International Ltd.
    Inventors: William R. Foland, Jr., Eric A. Richards, Christopher L. Painter