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Advanced signal processors for interference cancellation in baseband receivers

  • US 10,050,733 B2
  • Filed: 10/27/2015
  • Issued: 08/14/2018
  • Est. Priority Date: 09/23/2005
  • Status: Active Grant
First Claim
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1. A method for cancelling interference from a received baseband signal, the method comprising:

  • generating at least one composite interference vector (CIV) by combining estimates from interfering subchannels, wherein the estimates are derived from at least one of a Rake receiver, an equalizer, a receiver employing receive diversity, a receiver employing transmit diversity combining, or a receiver employing space-time decoding;

    generating a soft-projection matrix corresponding to the at least one CIV; and

    operating on the received baseband signal using the soft-projection matrix to output an interference-cancelled signal.

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