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Method and apparatus for providing improved data compression efficiency for an adaptive data compressor

  • US 5,874,907 A
  • Filed: 09/19/1997
  • Issued: 02/23/1999
  • Est. Priority Date: 09/19/1997
  • Status: Expired due to Term
First Claim
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1. A method for providing improved data compression efficiency to a data compressor unit, said method comprising the steps of:

  • comparing an incoming data byte and a previous data byte from an uncompressed data stream, wherein said uncompressed data stream is to be received by said data compressor unit;

    incrementing a first counter value in response to a match between said incoming data byte and said previous data byte;

    incrementing a second counter value in response to said first counter value reaches a preset value to indicate a run within said uncompressed data stream;

    substituting said run within said uncompressed data stream with said second counter value; and

    transmitting said uncompressed data stream to said data compressor unit such that said data compressor can quickly resume an optimal compression ratio after an occurrence of said run within said uncompressed data stream.

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