×

Data compression for use with a communications channel

  • US 5,973,630 A
  • Filed: 03/01/1999
  • Issued: 10/26/1999
  • Est. Priority Date: 12/02/1997
  • Status: Expired due to Term
First Claim
Patent Images

1. A method of data compression for transmission over a communications channel comprising:

  • receiving one or more data symbols comprising a current data string and at least one subsequent symbol;

    matching a longest previous data string with the current data string, the longest previous data string being defined by a code word;

    placing the code word into a compressed data stream;

    extending the current data string by a plurality of symbols;

    placing a multi-character extension string signaling code word indicative of the plurality of symbols into the compressed data stream; and

    transmitting the compressed data stream through the communications channel.

View all claims
  • 0 Assignments
Timeline View
Assignment View
    ×
    ×