Patents by Inventor Craig Sheppard Holt

Craig Sheppard Holt 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).

  • Efficient output-request packet switch and method
    Patent number: 5790545
    Abstract: A method (1200, 1500, 1600, 1700, 1800) and packet switch (500, 600, 700, 1400,1900, 2000) for efficient switching of a plurality of received packets from a plurality of ingress ports to a plurality of egress ports, using the steps of: A) storing the packets in memory; B) sending arrival information for each packet to a destination egress port for the packet; C) storing, in memory at each destination egress port, the arrival information; D) requesting, by each destination egress port, the packets from the packet memory in accordance with a predetermined scheme; and E) sending, by the packet memory, to the destination egress ports, the packets requested.
    Type: Grant
    Filed: March 14, 1996
    Date of Patent: August 4, 1998
    Assignee: Motorola Inc.
    Inventors: Craig Sheppard Holt, Richard Kline, Krishnan Ramakrishnan
  • Method and device for multipoint switching and arbitration in output-request packet switch
    Patent number: 5742597
    Abstract: A method and device are provided for efficient switching of multipoint packets in an output request packet switch, the multipoint packets being switched from a plurality of input ports to a plurality of egress ports where at least one packet is to be delivered to at least two destination egress ports.
    Type: Grant
    Filed: March 14, 1996
    Date of Patent: April 21, 1998
    Assignee: Motorola, Inc.
    Inventors: Craig Sheppard Holt, Richard Kline, Krishnan Ramakrishnan