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Guard section length detection method and system

  • US 20080074991A1
  • Filed: 08/17/2007
  • Published: 03/27/2008
  • Est. Priority Date: 09/21/2006
  • Status: Active Grant
First Claim
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1. A guard section length detection method used in an OFDM system, wherein an OFDM symbol comprises a data interval having a first length, and a guard section having a plurality kinds of guard section lengths, comprising:

  • detecting a first symbol boundary;

    detecting a second symbol boundary; and

    determining the guard section length based on a length between the first symbol boundary and the second symbol boundary.

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