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Analog to digital conversion circuitry including backup conversion circuitry

  • US 6,590,517 B1
  • Filed: 02/01/2002
  • Issued: 07/08/2003
  • Est. Priority Date: 10/22/1999
  • Status: Expired due to Term
First Claim
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1. An analog to digital conversion system, comprising:

  • a first analog to digital conversion path utilizing a first estimation analog signal, the first estimation analog signal being an estimate of an analog signal to be converted; and

    a second signal path providing a backup digital signal.

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