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High speed differential signal detection

  • US 6,727,732 B1
  • Filed: 09/18/2002
  • Issued: 04/27/2004
  • Est. Priority Date: 09/18/2002
  • Status: Active Grant
First Claim
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1. A differential signal detection circuit, comprising:

  • a capacitor; and

    a detection circuit receiving (a) a differential signal comprising a first component signal and a second component signal, and (b) a threshold voltage, said detection circuit charging said capacitor when one of said component signals of said differential signal has an amplitude exceeding said threshold voltage by a predetermined amount.

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