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Apparatus and method for estimating channels in mobile communication system by using hidden pilots

  • US 20080084943A1
  • Filed: 09/21/2007
  • Published: 04/10/2008
  • Est. Priority Date: 09/22/2006
  • Status: Abandoned Application
First Claim
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1. A method for transmitting data in a mobile communication system, comprising the steps of:

  • modulating a symbol data to be transmitted in a predetermined modulation scheme;

    generating a hidden pilot using a sequence with auto and cross-correlation characteristics;

    precoding the modulated data with the precoding signal having the auto and cross-correlation characteristics; and

    adding the hidden pilot to the precoded signal.

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