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Ultra wideband interference cancellation for orthogonal frequency division multiplex transmitters by protection-edge tones

  • US 7,668,265 B2
  • Filed: 07/01/2005
  • Issued: 02/23/2010
  • Est. Priority Date: 07/01/2004
  • Status: Active Grant
First Claim
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1. A method of wirelessly communicating, comprising:

  • determining a matrix W based in part on limiting a plurality of active interference cancellation tone values;

    determining the active interference cancellation tone values based on W and based on a plurality of information data values; and

    transmitting, from a transmitter, an orthogonal frequency division multiplex signal based on the plurality of active interference cancellation tone values and the information data values.

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