Image demosaicing and enhancement system

Television – Camera – system and detail – With single image scanning device supplying plural color...

Reexamination Certificate

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C348S280000, C358S518000, C382S162000, C382S300000

Reexamination Certificate

active

07030917

ABSTRACT:
A method for operating a data processing system to generate a second image from a first image. The first image includes a two dimensional array of pixel values, each pixel value corresponding to the light intensity in one of a plurality of spectral bands at a location in the first image. The method utilizes a linear transformation of a vector derived from super input pixels to obtain a vector that includes at least one super output pixel. The super input pixels are defined by separating the pixels of the first image into a plurality of input image planes having identical numbers of pixels corresponding to the same spectral band. Each super input pixel is a vector of dimension P, where P is the number of the input image planes. Similarly, a set of output image planes is defined, each pixel in a given output image plane representing the intensity of the second image in one of a plurality of spectral bands at a corresponding point in the second image. Each super output pixel is a vector of dimension Q, where Q is the number of the output image planes, each component of that vector being a pixel from a corresponding output image plane. In the preferred embodiment of the present invention, the linear transformation depends on the properties of the optical system and the illumination source used to generate the first image.

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