Signal detector

  • US 7,443,927 B2
  • Filed: 06/12/2007
  • Issued: 10/28/2008
  • Est. Priority Date: 03/15/2004
  • Status: Active Grant
First Claim
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1. A signal detector, comprisinga signal translator converting differential data signals into a single data signal;

  • a data signal detector outputting a data detecting signal according to the single data signal; and

    an interrupting control circuit receiving the data detecting signal and outputting a shutdown signal when the single data signal is at high voltage level over a predefined ratio.

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