Patents by Inventor Settu Duraisamy

Settu Duraisamy 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).

  • DSP engine with implicit mixed sign operands
    Patent number: 8495125
    Abstract: A processor may have at least one multiplier unit which can be controlled to operate in a signed, an unsigned, or a mixed sign mode; a multiplier unit mode decoder coupled with the multiplier unit which receives location information of a first and second operands, wherein the multiplier mode decoder controls the multiplier unit when in the mixed sign mode depending on the location information to operate in a signed mode, an unsigned mode, or a combined signed/unsigned mode.
    Type: Grant
    Filed: May 7, 2010
    Date of Patent: July 23, 2013
    Assignee: Microchip Technology Incorporated
    Inventors: Michael I. Catherwood, Settu Duraisamy
  • DSP Engine with Implicit Mixed Sign Operands
    Publication number: 20100306292
    Abstract: A processor may have at least one multiplier unit which can be controlled to operate in a signed, an unsigned, or a mixed sign mode; a multiplier unit mode decoder coupled with the multiplier unit which receives location information of a first and second operands, wherein the multiplier mode decoder controls the multiplier unit when in the mixed sign mode depending on the location information to operate in a signed mode, an unsigned mode, or a combined signed/unsigned mode.
    Type: Application
    Filed: May 7, 2010
    Publication date: December 2, 2010
    Inventors: Michael I. Catherwood, Settu Duraisamy