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METHOD FOR DIGITAL WIRELESS COMMUNICATIONS

  • US 20090103650A1
  • Filed: 12/29/2008
  • Published: 04/23/2009
  • Est. Priority Date: 01/19/1999
  • Status: Active Grant
First Claim
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1. A digital wireless communication method comprising:

  • mapping a pilot symbol on a one of first signal points in a signal space diagram;

    mapping a specific symbol on a one of second signal points in a signal space diagram,the second signal point of the mapped specific symbol being different from the first signal point, one of an in-phase and quadrature components of the specific symbols being zero;

    mapping a data symbol on a one of third signal points in a signal space diagram, the third signal points being different from the first signal point of the mapped pilot symbol and the second signal point of the mapped specific symbol; and

    inserting the specific symbol into immediately before or after the pilot symbol.

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