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Page background detection and neutrality on scanned documents

Image analysis – Image enhancement or restoration
Reexamination Certificate

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Parallel edge filters in video codec

Image analysis – Image enhancement or restoration – Edge or contour enhancement
Reexamination Certificate

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Parallel object-oriented, denoising system using wavelet...

Image analysis – Image enhancement or restoration
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Parallel pipeline processing system

Image analysis – Image enhancement or restoration – Image filter
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Parametric means for reducing aliasing artifacts

Image analysis – Image enhancement or restoration – Edge or contour enhancement
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Pattern evaluation method, pattern evaluation system and...

Image analysis – Image enhancement or restoration – Edge or contour enhancement
Reexamination Certificate

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PDL operator overloading for line width management of lines...

Image analysis – Image enhancement or restoration – Object boundary expansion or contraction
Reexamination Certificate

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Perfecting the effect of flash within an image acquisition...

Image analysis – Image enhancement or restoration – Intensity – brightness – contrast – or shading correction
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Performing deblocking on pixel data

Image analysis – Image enhancement or restoration – Edge or contour enhancement
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Photographed image reproducing apparatus

Image analysis – Image enhancement or restoration
Patent

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Photographed image reproducing apparatus

Image analysis – Image enhancement or restoration – Focus measuring or adjusting
Patent

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Picture editing

Image analysis – Image enhancement or restoration – Variable threshold – gain – or slice level
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Picture processing apparatus, picture processing method,...

Image analysis – Image enhancement or restoration – Artifact removal or suppression
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Pipelined pyramid processor for image processing systems

Image analysis – Image enhancement or restoration – Image filter
Patent

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Pipelined pyramid processor for image processing systems

Image analysis – Image enhancement or restoration – Image filter
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Pixel binarization device and method for image processing system

Image analysis – Image enhancement or restoration – Variable threshold – gain – or slice level
Patent

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Pixel correction and smoothing method

Image analysis – Image enhancement or restoration – Edge or contour enhancement
Patent

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Pixel image enhancement system and method

Image analysis – Image enhancement or restoration – Edge or contour enhancement
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Pixel image enhancement system and method

Image analysis – Image enhancement or restoration – Edge or contour enhancement
Patent

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Pixel modulation circuit and recording apparatus using the same

Image analysis – Image enhancement or restoration – Variable threshold – gain – or slice level
Patent

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