Patents by Inventor Donald E. Thoma

Donald E. Thoma 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).

  • Word length converter
    Patent number: 4623874
    Abstract: A bidirectional word length converter for use in transferring data between a first data processing unit and second data processing unit each using a word format of a different length. The converter includes a buffer connected between the first and second units and a converter control. The converter control is adapted to accept a plurality of mode signals from the first unit to control the transfer of data in a first length word format from the first unit to the second unit in a second length word format. The converter control is further adapted to accept an alternative plurality of mode signals to transfer data from the second unit to the first unit in a similar manner.
    Type: Grant
    Filed: November 2, 1984
    Date of Patent: November 18, 1986
    Assignee: GTE Communication Systems Corp.
    Inventor: Donald E. Thoma
  • Data transfer control circuit
    Patent number: 4375078
    Abstract: This circuit provides a minimally sized bidirectional asynchronous automatic interface between a high speed data processing system and one of a plurality of data terminal devices.
    Type: Grant
    Filed: March 26, 1981
    Date of Patent: February 22, 1983
    Assignee: GTE Automatic Electric Labs Inc.
    Inventor: Donald E. Thoma