Patents Assigned to National Dispatch Center, Inc.
  • System and method for data compression
    Patent number: 6100824
    Abstract: A data compression system and a method for compressing an alphanumeric message is disclosed in which a predetermined dictionary has entries represented by corresponding phrase codes, a phrase encoder encodes strings of at least one symbol in the alphanumeric message with phrase codes representing dictionary entries corresponding to the strings, and a statistical model encoder encodes at least a portion of the remaining symbols in the message using a statistical model based coding method.
    Type: Grant
    Filed: April 6, 1998
    Date of Patent: August 8, 2000
    Assignee: National Dispatch Center, Inc.
    Inventors: John B. MacLeod, Julius E. Okopi, Robert J. Millar