Patent application number | Description | Published |
20110069228 | VIDEO SIGNAL GENERATION APPARATUS AND METHOD MINIMIZING CROSSTALK BETWEEN LUMINANCE SIGNAL AND COLOR DIFFERENCE SIGNAL - Provided is a video signal generation apparatus and method that may minimize crosstalk between a luminance signal and color difference signals. The video signal generation apparatus may generate the luminance signal using a nonlinear Y signal and then generate color difference signals using a nonlinear XYZ signal to maximize a de-correlation characteristic between the luminance signal and the color difference signals. | 03-24-2011 |
20120008065 | WHITE LIGHT EMITTING DIODE AND LIQUID CRYSTAL DISPLAY INCLUDING THE SAME - A white light emitting diode includes a blue light emitting diode (“LED”) light source, and a light conversion layer which converts incident light from the blue LED light source into white light. The light conversion layer includes a green light emitting semiconductor nanocrystal and a red light emitting semiconductor nanocrystal. The white light emitting diode has a red, green and blue color (“RGB”) color locus which is within a chrominance error range (±4ΔE* | 01-12-2012 |
20120038828 | Apparatus and method for generating video signal reducing crosstalk between lightness signal and chrominance signal - In apparatus and method for generating a video signal using an LMS cone signal and an apparatus and method for restoring a video signal, a lightness signal and a chrominance signal may be generated using the LMS cone signal generated from an input image. Therefore, the generated chrominance signal may include only lightness information while the chrominance signal includes only chrominance information. | 02-16-2012 |
20120098823 | Display apparatus and method - Provided is a display apparatus that may estimate a degree of visual fatigue corresponding to an input 3-dimensional (3D) image, using a visual fatigue model to estimate the degree of visual fatigue of a user. The display apparatus may reduce the degree of visual fatigue of the user by rescaling a depth level of the input 3D image based on the degree of visual fatigue. | 04-26-2012 |
20130156311 | METHOD AND APPARATUS FOR PROCESSING IMAGE SIGNAL - A method and apparatus for processing an image signal includes an image signal encoding apparatus and an image signal decoding apparatus that use an independent luminance and chrominance image signal to reduce a crosstalk. The independent luminance and chrominance image signal may include a luminance signal and a chrominance signal. The image signal encoding apparatus and the image decoding apparatus may perform down-sampling or up-sampling on the chrominance signal. The image signal encoding apparatus and the image decoding apparatus may increase a compression efficiency of the independent luminance and chrominance image signal, by applying different quantization parameters and different bit-depths to the luminance signal and the chrominance signal, respectively. | 06-20-2013 |
20140119507 | X-RAY IMAGING APPARATUS AND X-RAY IMAGE GENERATING METHOD - Disclosed herein are an X-ray imaging apparatus and an X-ray image generating method in which constituent materials of a target object are separated and mapped to different colors in order to provide one image which has improved distinction between tissues. The X-ray imaging apparatus includes an X-ray generator which generates X-rays and irradiates the X-rays toward a target object, an X-ray detector which acquires X-ray data which corresponds to a plurality of energy bands by detecting X-rays which have passed through the target object, and a controller which acquires a plurality of material images in which a plurality of materials constituting the target object are respectively displayed and brightness information from the X-ray data, generates one image by mapping different color channels to the plurality of material images and combining the plurality material images into a single image, and applying the brightness information to the generated image. | 05-01-2014 |
20140125957 | LIGHT FIELD DISPLAY APPARATUS AND METHOD - A light field display apparatus includes a plurality of projectors to emit rays, and a screen to display the rays emitted by the plurality of projectors. Positions of the plurality of projectors may be controlled so that intervals or angles between the rays displayed on the screen are substantially the same. | 05-08-2014 |
20140300602 | APPARATUS AND METHOD FOR FORMING LIGHT FIELD IMAGE - An apparatus and method for forming a light field image includes projecting vertices of a graphic object to a far plane corresponding to a first distance directed to a screen reproducing a light field, and forming the light field image with respect to the graphic object using the vertices projected to the far plane. | 10-09-2014 |
20150045661 | METHOD OF PROCESSING OPTICAL COHERENCE TOMOGRAPHIC IMAGE AND APPARATUS FOR PERFORMING THE METHOD - Provided are a method and an apparatus for processing an optical coherence tomographic image. The method of processing an optical coherence tomographic image includes obtaining an optical coherence tomographic image by irradiating light to an object; generating a color space map based on the obtained optical coherence tomographic image; normalizing data of the obtained optical coherence tomographic image; realigning the normalized data of the optical coherence tomographic image; performing a tone mapping on the realigned data of the optical coherence tomographic image; and generating a color image by mapping the data of the optical coherence tomographic image on which the tone mapping is performed, by using the generated color space map. | 02-12-2015 |