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OFDM system with reverse link interference estimation

  • US 7,860,176 B2
  • Filed: 10/14/2005
  • Issued: 12/28/2010
  • Est. Priority Date: 12/10/2004
  • Status: Active Grant
First Claim
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1. A method comprising:

  • determining, by a base station, an interference estimate of an interference component of an OFDM signal received from a mobile station;

    the base station determining channel estimates for sub-carriers used by the mobile station;

    using the interference estimate and the channel estimates, the base station determining a carrier-to-interference ratio (CIR) for at least one sub-carrier and/or for at least one sub-channel for the mobile station; and

    the base station sending the determined CIR to the mobile station.

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