Multicarrier modulation messaging for power level per subchannel information

  • US 8,432,956 B2
  • Filed: 05/21/2012
  • Issued: 04/30/2013
  • Est. Priority Date: 01/07/2000
  • Status: Expired due to Term
First Claim
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1. A transceiver capable of transmitting diagnostic information over a communication channel using multicarrier modulation comprising:

  • a transmitter portion capable of transmitting a message, wherein the message comprises one or more data variables that represent the diagnostic information, wherein bits in the message are modulated onto DMT symbols using Quadrature Amplitude Modulation (QAM) with more than 1 bit per subchannel and wherein at least one data variable of the one or more data variables comprises an array representing power level per subchannel information.

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