Patents by Inventor Steve R. Durrill

Steve R. Durrill 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).

  • Patent number: 8271933
    Abstract: A printed circuit board (PCB) block diagram tool for block diagram level editing of a PCB design abstracted from a PCB physical layout tool is disclosed. The PCB block diagram tool includes a plurality of interface objects, a plurality of block objects and interconnect lines. The plurality of interface objects represents interfaces between components. Each of the plurality of interface objects include a plurality of signal, power and ground signal lines without defined physical assignment to pin or pad. The plurality of block objects represents a plurality of physical objects in the PCB physical layout tool. The plurality of blocks are configured to accept the plurality of interface objects. Interconnect lines connect the plurality of interface objects between the plurality of block objects.
    Type: Grant
    Filed: December 30, 2009
    Date of Patent: September 18, 2012
    Assignee: Cadence Design Systems, Inc.
    Inventors: Vikas Kohli, Dhamarajan Sankaran, Steve R. Durrill