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Channel estimation and spatial processing for TDD MIMO systems

  • US 20040087324A1
  • Filed: 10/23/2003
  • Published: 05/06/2004
  • Est. Priority Date: 10/25/2002
  • Status: Active Grant
First Claim
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1. A method of performing spatial processing in a wireless time division duplexed (TDD) multiple-input multiple-output (MIMO) communication system, comprising:

  • processing a first transmission received via a first link to obtain at least one eigenvector usable for spatial processing for both data transmission received via the first link and data transmission sent via a second link; and

    performing spatial processing for a second transmission with the at least one eigenvector prior to transmission over the second link.

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