Digital transmitter with equalization

  • US 6,542,555 B2
  • Filed: 05/10/2001
  • Issued: 04/01/2003
  • Est. Priority Date: 06/20/1997
  • Status: Expired due to Term
First Claim
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1. A communication system comprising:

  • a digital transmitter which outputs a number of signal levels at a data rate;

    a signal channel which receives signals from the transmitter;

    a digital receiver which detects signals from the signal channel; and

    an equalizer which generates signal levels at the data rate as a logical function of bit history to emphasize transition signal levels relative to repeated signal levels, the logical function being defined by a lookup table.

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