Patents by Inventor Douglas Robert Johnson

Douglas Robert Johnson 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).

  • Synchronization mechanisms for high-integrity computing
    Patent number: 9612985
    Abstract: A system includes a first plurality of processors, a second plurality of processors dissimilar from the first plurality of processors, a first arbitration device coupled to the first plurality of processors, and a second arbitration device coupled to the second plurality of processors. The first arbitration device and the second arbitration device is configured to receive event data, store the received event data, and to output the received event data at substantially a same time. At least one processor of the first plurality of processors and at least one processor of the second plurality of processors are configured to access the event data.
    Type: Grant
    Filed: August 19, 2014
    Date of Patent: April 4, 2017
    Assignee: Rockwell Collins, Inc.
    Inventors: Mark A. Kovalan, Mark Clifford Singer, Douglas L. Bader, Douglas Robert Johnson, John William Roltgen, III