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RF-based antenna selection in MIMO systems

  • US 20050287962A1
  • Filed: 06/25/2004
  • Published: 12/29/2005
  • Est. Priority Date: 06/25/2004
  • Status: Active Grant
First Claim
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1. A method for processing RF signals in a multiple-input, multiple-output communications system, including multiple transmit antennas and multiple receive antennas connected by a wireless channel, comprising:

  • generating a matrix M based on long-term characteristics of the wireless channel; and

    multiplying the matrix M times the input RF signals to obtain output RF signals.

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