Patents by Inventor Charles R. Lahmeyer

Charles R. Lahmeyer 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).

  • Nanosequencer digital logic controller
    Patent number: 4766533
    Abstract: A digital logic controller providing instruction execution times on the order of 50 nanoseconds and employing a read-only memory outputting instructions to a pipeline register, a portion of each instruction providing a status-select control signal and address signals for controlling selection of the next instruction from the read-only memory.
    Type: Grant
    Filed: January 5, 1987
    Date of Patent: August 23, 1988
    Assignee: The United States of America as represented by the United States National Aeronautics and Space Administration
    Inventor: Charles R. Lahmeyer
  • Reed-Solomon decoder
    Patent number: 4649541
    Abstract: A Reed-Solomon decoder with dedicated hardware for five sequential algorithms is provided with overall pipelining by memory swapping between input, processing and output memories, and internal pipelining through the five algorithms. The code definition to be used in decoding is specified by a keyword received with each block of data so that a number of different code formats may be decoded by the same hardware.
    Type: Grant
    Filed: November 21, 1984
    Date of Patent: March 10, 1987
    Assignee: The United States of America as represented by the Administrator of the National Aeronautics and Space Administration
    Inventor: Charles R. Lahmeyer