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Preambles in Ofdma System

  • US 20080039107A1
  • Filed: 06/23/2005
  • Published: 02/14/2008
  • Est. Priority Date: 06/24/2004
  • Status: Active Grant
First Claim
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1. A method for accessing an orthogonal frequency division multiplexing access (OFDMA) system comprising the steps of:

  • a) constructing an OFDMA frame having a training sequence;

    b) assigning said training sequence for use in a plurality of base stations, c) transmitting said training sequence by said plurality of base stations; and

    d) detecting said training sequence at said subscriber station;

    e) performing synchronization at said subscriber station using said training sequence.

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