Patents by Inventor Robert R. Plyler

Robert R. Plyler 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).

  • Peripheral interface system having dedicated communication channels
    Patent number: 7284077
    Abstract: A peripheral interface device that is adaptable into a computer system and which provides a communication interface for a plurality of external devices. The peripheral interface device comprises: a plurality of transfer control logic (TCL) modules, wherein each TCL module provides a dedicated interface for an associated one of the external devices, and wherein multiple TCL modules can communicate in parallel with their associated external devices; and a dual port memory (DPM) device that is in communication with an input/output bus of the computer system, wherein the DPM device can selectively communicate with each of the plurality of TCL modules.
    Type: Grant
    Filed: September 12, 2003
    Date of Patent: October 16, 2007
    Assignee: International Business Machines Corporation
    Inventors: Michael A. Duncan, Jeffrey E. Journey, Dennis D. Leak, Robert R. Plyler, William W. Plyler, Clair F. Rohe, Robert E. Shirley