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SIGNALING METHOD AND APPARATUS TO ENABLE MULTIPLE ANTENNA COMMUNICATIONS IN WIRELESS SYSTEMS

  • US 20120039321A1
  • Filed: 03/24/2010
  • Published: 02/16/2012
  • Est. Priority Date: 04/10/2009
  • Status: Active Grant
First Claim
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1. A method (200) for signaling a transmission mode in a wireless communication network, comprising:

  • selecting a signature sequence corresponding to the transmission mode (S210);

    forming, for each antenna in the transmitting device, a synchronization field based on the selected signature sequence, wherein the synchronization field is included in a preamble (S220); and

    transmitting, from each antenna in the transmitting device, a data frame that comprises the preamble.

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