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METHOD AND SYSTEM FOR A DISTRIBUTED QUADRATURE TRANSCEIVER USING PHASE SHIFTING

  • US 20090081954A1
  • Filed: 09/24/2007
  • Published: 03/26/2009
  • Est. Priority Date: 09/24/2007
  • Status: Abandoned Application
First Claim
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1. A method for processing communication signals, the method comprising:

  • frequency-translating a first signal to generate a second signal utilizing a plurality of conversion stages, wherein;

    in at least one of said plurality of conversion stages, summing a first frequency scaled signal and a phase-shifted version of a second frequency scaled signal, where said first frequency scaled signal is generated by multiplying a corresponding input signal with a local oscillator signal or a fractional local oscillator signal, and said second frequency scaled signal is generated by multiplying said corresponding input signal with a phase-shifted version of said local oscillator signal or a phase-shifted version of said fractional local oscillator signal; and

    said first signal is said corresponding input signal to at least one of said plurality of conversion stages, and said second signal is generated from one or more output signals of said plurality of conversion stages.

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