Patents by Inventor Rita O'Brien

Rita O'Brien 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).

  • Packet transmission system and method utilizing both a data bus and dedicated control lines
    Patent number: 5495482
    Abstract: A common communication controller is linked to a plurality of peripheral devices by a network interface bus. Packets containing information is communicated between the controller and the peripherals over the bus which consists of a parallel packet bus and a plurality of control lines utilized to implement a communication protocol which increases the efficiencies of packet communications by the utilization of additional direct command lines between the communications controller and peripherals.
    Type: Grant
    Filed: June 21, 1991
    Date of Patent: February 27, 1996
    Assignee: Motorola Inc.
    Inventors: Richard E. White, Dale R. Buchholz, Thomas A. Freeburg, John M. Kaczmarczyk, Rita O'Brien