Identification apparatus of optical cable and identification method

Identification apparatus of optical cable and identification method

CN
  • CN 102,317,827 A
  • Filed: 04/04/2008
  • Published: 01/11/2012
  • Est. Priority Date: 04/09/2007
  • Status: Active Grant
First Claim
Patent Images

1. optical cable recognition device, the fiber optics in the optical cable of needs being discerned from the outside applies harassing and wrecking back identification optical cable, comprising:

  • Optical mode group unit, a branch of fiber optics in above-mentioned optical cable sends 2 light signals, and phase differential, mistiming and the light intensity to 2 light signals that reflect because receiving the influence of said external harassing and wrecking detects then;

    Fiber Single Ended portion can cause the above-mentioned mistiming;

    Signal processing unit carries out demodulation after removing the noise of 2 light signals of above-mentioned reflection;

    AndAudio output unit is exported the light signal of above-mentioned signal processing unit through the audio frequency mode.

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