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Imaging sensor that monitors operability of the imaging sensor

  • US 7,619,650 B2
  • Filed: 07/25/2003
  • Issued: 11/17/2009
  • Est. Priority Date: 11/16/2002
  • Status: Active Grant
First Claim
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1. An imaging sensor disposed in a vehicle, comprising:

  • an image acquisition unit for generating at least one image signal; and

    an evaluation unit configured to monitor the imaging sensor'"'"'s operability based on the image signal;

    wherein the image acquisition unit includes a first image-producing sensor and a second image-producing sensor, and wherein the at least one image signal includes a first image signal provided by the first image-producing sensor and a second image signal provided by the second image-producing sensor, and wherein the operability is determined based on a comparison of the first image signal with the second image signal.

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