Method for synchronizing seamless rate adaptation

  • US 8,045,601 B2
  • Filed: 12/11/2009
  • Issued: 10/25/2011
  • Est. Priority Date: 03/12/1999
  • Status: Expired due to Term
First Claim
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1. An apparatus, comprising:

  • a physical communications interface; and

    a transceiver coupled to the physical communications interface, and configured to;

    transmit or receive a message during data communications to change from a first data rate to a second data rate; and

    transition, during the data communications, from transmission of a plurality of codewords at the first data rate to transmission of the plurality of codewords at the second data rate, wherein the transition is based at least on a sync symbol or a phase-shifted sync symbol, and wherein the plurality of codewords includes bits associated with application data before and after the transition.

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