4. Image analysis
  5. Image enhancement or restoration

Zhigang Fan

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ACD using an added low resolution CCD to prevent even...

Electrophotography – Document handling – Original
Reexamination Certificate

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Adaptive filtering method and apparatus for descreening...

Facsimile and static presentation processing – Static presentation processing – Attribute control
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Anti-counterfeit detection for low end products

Image analysis – Applications – Reading paper currency
Reexamination Certificate

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Anti-counterfeit detection method

Image analysis – Image transformation or preprocessing – Changing the image coordinates
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Anti-counterfeit pattern detector and method

Image analysis – Applications – Reading paper currency
Patent

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Profile ID: LFUS-PAI-P-101536

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