Patents by Inventor Andrew Peter Maund

Andrew Peter Maund 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).

  • In-circuit test using scan chains
    Patent number: 6700581
    Abstract: A specialized processing chip (e.g. a graphics accelerator) in which the host interface provides access to the diagnostic registers in most of the complex logic on the chip, except for the host interface itself. This advantageously permits the host CPU to obtain direct access to register contents in the specialized chip.
    Type: Grant
    Filed: March 1, 2002
    Date of Patent: March 2, 2004
    Assignee: 3D Labs Inc., Ltd.
    Inventors: David Robert Baldwin, Nicholas J. N. Murphy, Andrew Peter Maund, Paul Pontin, Steve Cooper
  • In-circuit test using scan chains
    Publication number: 20030164825
    Abstract: A specialized processing chip (e.g. a graphics accelerator) in which the host interface provides access to the diagnostic registers in most of the complex logic on the chip, except for the host interface itself. This advantageously permits the host CPU to obtain direct access to register contents in the specialized chip.
    Type: Application
    Filed: March 1, 2002
    Publication date: September 4, 2003
    Applicant: 3Dlabs Inc., Ltd.
    Inventors: David Robert Baldwin, Nicholas J. N. Murphy, Andrew Peter Maund, Paul Pontin, Steve Cooper