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License Plate Image-Pickup Device and Image White Balance Adjustment Method Thereof

  • US 20130235193A1
  • Filed: 04/12/2012
  • Published: 09/12/2013
  • Est. Priority Date: 03/09/2012
  • Status: Abandoned Application
First Claim
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1. A license plate image-pickup device, comprising:

  • an image-sensing module, for sensing a scene to produce an image;

    a recognition module, for recognizing an object contained in the image and a license plate color feature contained in the object to produce a recognition parameter set;

    a database, for storing parameter sets of reference objects and reference license plate color features respectively corresponding to the reference objects; and

    a processing module, for searching the reference objects in the database according to the recognition parameter set, to obtain a corresponding reference license plate color feature, and adjusting the white balance of the image according to the corresponding reference license plate color feature.

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