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HIERARCHICAL PILOT STRUCTURE IN WIRELESS COMMUNICATION SYSTEMS

  • US 20090225722A1
  • Filed: 02/06/2009
  • Published: 09/10/2009
  • Est. Priority Date: 03/10/2008
  • Status: Active Grant
First Claim
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4-1. The entity of claim 1, each of the multiple time-frequency tiles tile has a rectangular shape with the same number of subcarriers and the same number of pilot elements.

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