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Changing hardware settings based on data preamble

  • US 8,170,420 B2
  • Filed: 09/08/2008
  • Issued: 05/01/2012
  • Est. Priority Date: 09/10/2007
  • Status: Active Grant
First Claim
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1. A method comprising:

  • receiving in an apparatus a high-speed serial data signal over a physical link transmitted using a non-return-to-zero coding scheme;

    receiving in the apparatus a transmission mode change signal transmitted using a return-to-zero coding scheme with sequential information about a change in a data transmission mode of the apparatus; and

    switching the data transmission mode of the apparatus based at least partly on the sequential information.

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