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Statistical circuit

  • US 20050270940A1
  • Filed: 06/02/2005
  • Published: 12/08/2005
  • Est. Priority Date: 06/02/2004
  • Status: Active Grant
First Claim
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1. A statistical circuit disposed in an optical storage apparatus for measuring the statistical value of a pulse width corresponding to a sampling signal, the statistical circuit comprising:

  • a measuring unit for receiving the sampling signal and generating a first signal, wherein the measuring unit generates a second signal according to the change of the status of the sampling signal; and

    a statistical unit for counting a statistical number according to the first signal and the second signal, wherein the statistical unit corresponds to the pulse width of the sampling signal.

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