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Choh; Heui-keun
Seoul, KR
No. of patents:

Patent Number Title Of Patent Date Issued
8233748 Image-resolution-improvement apparatus and method July 31, 2012
Provided is an image-resolution-improvement apparatus and method which can increase the resolution of an input image at a high magnification to thereby obtain a high-quality final image. The apparatus includes a textured-region-detection unit to detect a texture region in an input im
8223194 Image processing method and apparatus July 17, 2012
The present invention relates to an image processing method and apparatus. The image processing apparatus includes an image capturing unit generating a plurality of images at different visual points and a three-dimensional image processing unit extracting depth information using the
7986857 Apparatus and method for generating image using multi-channel filter July 26, 2011
Provided are an apparatus and method for generating an image using a multi-channel filter. More particularly, provided are an apparatus and method for generating an image using a multi-channel filter, wherein images input into a plurality of image sensors are allowed to pass through
7835568 Method and apparatus for image-based photorealistic 3D face modeling November 16, 2010
An apparatus and method for image-based 3D photorealistic head modeling are provided. The method for creating a 3D photorealistic head model includes: detecting frontal and profile features in input frontal and profile images; generating a 3D head model by fitting a 3D genetic model
7486415 Apparatus and method for rendering image, and computer-readable recording media for storing comp February 3, 2009
An image rendering apparatus and method, and a computer-readable recording medium for storing a computer program controlling the apparatus, the image rendering apparatus including: a tristimulus value converter converting pixel values of each of the input pixels included in an input
7365723 Liquid crystal display and driving method thereof April 29, 2008
A liquid crystal display includes a signal controller having a luminance controller receiving image data from an external graphic source and controlling the luminance of the image data such that the luminance at the gray expressed by a specific data value of the image data is establi
7301545 Method of visually measuring brightness of ambient lighting around display device November 27, 2007
A method of visually measuring the brightness of ambient lighting around a display device is disclosed. In this method, first, a reference brightness of the display device is determined according to a type of display device. Thereafter, information about locations where the display d
5870069 Method for displaying color image under various illuminants February 9, 1999
A method for displaying a color image under various illuminants is provided. In the color image displaying method, the chromaticity of an illuminant existing in a space in which a predetermined display device is located and the luminance ratio of a white paper on the display under the
5791781 Method of determining color temperature for color display device August 11, 1998
In determining a color temperature in a color display device, the present invention comprises the steps of: producing a patch set I composed of a plurality of patches which appear gray under respective illuminant components and producing a patch set II composed of a plurality of patches

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