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Operating time division duplex (TDD) wireless systems in paired spectrum (FDD) allocations

  • US 7,336,626 B1
  • Filed: 09/28/2001
  • Issued: 02/26/2008
  • Est. Priority Date: 09/28/2001
  • Status: Active Grant
First Claim
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1. A method of operating a wireless communication system, the method comprising:

  • transmitting information from a wireless communications device during a first period in a first band;

    receiving information at the wireless communications device during the first period in a second band;

    transmitting information from the wireless communications device during a second period in the second band;

    receiving information at the wireless communications device during the second period in the first band; and

    determining at least one of a spatial signature or copy weights corresponding to the first and second bands from the received information in the first band and the second band.

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