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CAMERA DEVICE, CAMERA SYSTEM AND CAMERA CONTROL METHOD

  • US 20120050550A1
  • Filed: 08/23/2011
  • Published: 03/01/2012
  • Est. Priority Date: 08/27/2010
  • Status: Active Grant
First Claim
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1. A camera device comprising:

  • an imaging unit taking image light to obtain a video signal;

    an output unit outputting the video signal obtained in the imaging unit to a connected cable;

    a detection unit detecting current variation or voltage variation of the video signal to be outputted from the output unit; and

    a control unit determining a control signal transmitted through the cable based on the signal variation detected by the detection unit and performing operation control corresponding to the determined control signal.

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