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Method and apparatus for efficient mixed signal processing in a digital amplifier

  • US 20010005174A1
  • Filed: 01/24/2001
  • Published: 06/28/2001
  • Est. Priority Date: 07/01/1999
  • Status: Active Grant
First Claim
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1. A modulation stage for signal shaping comprising:

  • means for preliminary noise-shaping of an input signal; and

    means for discrete-time sampling having a predetermined sampling frequency, the sampling means coupled to the noise-shaping means to produce an output signal with a lower transition rate with respect to said sampling frequency by a predetermined multiple.

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