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Envelope detector including sample-and-hold circuit controlled by preceding carrier pulse peak(s)

  • US 5,724,002 A
  • Filed: 06/13/1996
  • Issued: 03/03/1998
  • Est. Priority Date: 06/13/1996
  • Status: Expired due to Fees
First Claim
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1. A synchronous sampling envelope detector, comprising:

  • an input for receiving a carrier waveform which includes a series of pulses; and

    means, responsive to a detected maximum-magnitude value of a present pulse of the carrier waveform, for sampling an instantaneous value of the carrier waveform at a time which is delayed to a portion of a subsequent pulse of the carrier waveform which occurs after the present pulse.

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