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SYSTEMS AND METHODS FOR TRANSMITTING PILOT TONES

  • US 20130266086A1
  • Filed: 12/06/2012
  • Published: 10/10/2013
  • Est. Priority Date: 04/05/2012
  • Status: Active Grant
First Claim
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1. A wireless communications apparatus comprising:

  • a processor configured to divide a plurality of tones on which pilot signals are to be transmitted among a plurality of symbols, wherein each symbol includes less than all of the plurality of tones and the plurality of symbols includes at least a subset of the plurality of tones; and

    a transmitter configured to transmit, during a given symbol, pilot signals on the tones included in the given symbol, wherein the tones over which the pilot signals are transmitted are changed from symbol to symbol.

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