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SYSTEMS AND METHODS FOR BACKWARDS-COMPATIBLE PREAMBLE FORMATS FOR MULTIPLE ACCESS WIRELESS COMMUNICATION

  • US 20140307612A1
  • Filed: 04/10/2014
  • Published: 10/16/2014
  • Est. Priority Date: 04/15/2013
  • Status: Active Grant
First Claim
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1. A method of transmitting to two or more wireless communication devices, the method comprising:

  • transmitting a first section of a preamble according to a first format, the first section of the preamble containing information informing devices compatible with the first format to defer to the transmission;

    transmitting a second section of the preamble according to a second format, the second section of the preamble containing tone allocation information, the tone allocation information identifying two or more wireless communication devices; and

    transmitting data to the two or more wireless communication devices simultaneously, the data contained on two or more sub-bands.

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