Patents by Inventor Donald L. Heaton

Donald L. Heaton 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).

  • CVSD Multiple conference system
    Patent number: 4359603
    Abstract: A plurality of conferencers are connected to a common bus. Each conferencer has a plurality of accumulators each for outputting a CVSD conference. Each conferencer selectively places any one or all or any combination of a plurality of inputs in any one or all or any combination of its accumulators independently of each other and independently of the accumulators in the remaining conferencers. Inputs may be selectively scaled to provide different volume levels for different conferees.
    Type: Grant
    Filed: August 13, 1980
    Date of Patent: November 16, 1982
    Assignee: Rockwell International Corporation
    Inventor: Donald L. Heaton