Patent application number | Description | Published |
20080252628 | IMAGE PROCESSING APPARATUS AND METHOD OF REDUCING POWER CONSUMPTION OF SELF-LUMINOUS DISPLAY - An image processing apparatus and a method to reduce power consumption of a self-luminous display. The image processing apparatus includes a parameter selection unit to select a parameter to adjust a degree to which power consumption is reduced; a scale factor setting unit to extract a high-frequency component of a current pixel in an input image and to set a scale factor according to the selected parameter and a size of the extracted high-frequency component; and a multiplier to multiply the current pixel by the set scale factor and to output a result of the multiplication. | 10-16-2008 |
20090022226 | Method and apparatus for enhancing resolution of video image - Provided is a technology which can prevent deterioration of image quality when enhancing resolution of a predetermined key frame in a video sequence. Specifically, an apparatus to enhance resolution of a video frame is provided. The apparatus includes a frame extraction unit which extracts a key frame and one or more neighboring frames of the key frame from a video sequence; an upsampling unit which upsamples the key frame and the neighboring frames; a motion-vector search unit which calculates a motion vector of the upsampled key frame using the upsampled neighboring frames as reference frames; and a key-frame estimation unit which enhances quality of the upsampled key frame using temporal information obtained from the motion vector and spatial information in the key frame. | 01-22-2009 |
20090022395 | APPARATUS AND METHOD OF ENHANCING COLOR OF IMAGE - An apparatus and method of enhancing color of image is provided. The apparatus for enhancing color of image including: a saturation enhancement unit to enhance a saturation of an input image using a saturation variation according to a brightness feature of the input image; a gray scale area protection unit to determine a final saturation variation depending on a saturation value of the input image and the saturation variation, and to prevent a saturation enhancement of a gray scale area; a color control unit to control a color of the input image using a color variation according to the brightness feature of the input image; and a brightness value correction unit to correct a difference between a resultant brightness value and an input brightness value of the input image, the resultant brightness value being generated by applying the final saturation variation and the color variation to the input image. | 01-22-2009 |
20090022402 | Image-resolution-improvement apparatus and method - 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 image; and a final-image-generation unit to synthesize a first intermediate image and a second intermediate image, which are obtained by applying different interpolation techniques to the texture region and a non-texture region excluding the texture region and generating a final image. | 01-22-2009 |
20090185757 | APPARATUS AND METHOD FOR IMMERSION GENERATION - An apparatus and method of generating an immersion is provided. The apparatus for generating the immersion includes: a foreground/background separation unit to separate an input image into a foreground area and a background area using lightness information of the input image; an edge classification unit to classify the foreground area into an edge area and a non-edge area using the lightness information; a detail enhancement unit to enhance detail of the edge area of the foreground area; and a blurring performing unit to perform blurring of the non-edge area and the background area. | 07-23-2009 |
20090196521 | SYSTEM AND METHOD FOR IMMERSION ENHANCEMENT BASED ON ADAPTIVE IMMERSION ENHANCEMENT PREDICTION - A system and method of enhancing an immersion based on adaptive immersion enhancement prediction is provided. A system for enhancing an immersion includes a foreground/background separation unit to separate an input image into a foreground image and a background image using color information and frequency information of the input image, an immersion enhancement factor calculation unit to calculate an immersion enhancement factor of the input image using the foreground image and the background image, an immersion enhancement prediction unit to predict an immersion enhancement degree of the input image using the immersion enhancement factor, and an immersion enhancement processing unit to process immersion enhancement of the input image by determining whether the immersion enhancement is necessary based on the predicted immersion enhancement degree. | 08-06-2009 |
20100053451 | Apparatus and method for frame interpolation based on accurate motion estimation - An apparatus and a method for frame interpolation based on precision motion estimation are provided. The apparatus for frame interpolation may generate an interpolation frame to restore images based on a motion vector which is determined after a motion vector is determined based on a rotation element in addition to forward motion and backward motion between frames. | 03-04-2010 |
20100104140 | APPARATUS AND METHOD FOR IMPROVING FRAME RATE USING MOTION TRAJECTORY - A frame rate improving apparatus and method use a motion trajectory. The frame rate improving apparatus determines forward feature point trajectory information through a feature point, and generates a new intermediate frame by performing backward motion estimation through the feature point trajectory information, thereby generating an interpolated image with high quality. | 04-29-2010 |
20100119149 | Image processing apparatus and method of enhancing depth perception - Disclosed is an image processing apparatus and method for enhancing a depth perception. The image processing apparatus and method for enhancing the depth perception may classify an input image including a plurality of layers according to a depth into a foreground layer, a middle layer, and a background layer, and process a colour component of each of the layers. The image processing apparatus and method for enhancing the depth perception may enhance the depth perception by stages according to the depth, thereby generating an image expressing natural realism. | 05-13-2010 |
20100149423 | Apparatus and method of estimating motion using block division and coupling - Provided are an apparatus and method of estimating a motion using block coupling and block division. In the apparatus, a block having a motion estimation error greater than a predetermined value may be coupled with a neighbor block, and motion estimation is performed through the coupled block to improve a frame rate, thereby reducing an artifact phenomenon in an interpolated image. | 06-17-2010 |
20100182459 | Apparatus and method of obtaining high-resolution image - An apparatus and method of obtaining a high-resolution image are provided. The apparatus of obtaining a high-resolution image may generate a high frequency component of an output image using a high frequency component of an input image, synthesize the input image and the generated high frequency component of the output image, and thereby may obtain a sharpness-enhanced high-resolution image. | 07-22-2010 |
20110018877 | Method and apparatus of obtaining high resolution image using multi-band combination filters - Provided are an apparatus and method of obtaining a high resolution image using multi-band combination filters. The apparatus includes a high frequency extraction unit to extract a high frequency image from a low resolution input image through filtering operations performed in parallel, a high frequency expansion unit to expand the high frequency image to generate an expanded high frequency image, an image expansion unit to expand the low resolution input image to generate an expanded input image, and an image combination unit to combine the expanded high frequency image and the expanded input image. | 01-27-2011 |
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 |
20110075025 | System and method producing high definition video from low definition video - Provided is system and a method of producing a high definition video from a low definition video. According to one or more embodiments, the method performs a trajectory estimation and a matching operation only with respect to a feature region pixel of a previous frame of the low definition video, which is different from all pixels of the previous frame, thereby reducing an amount of computation to improve efficiency of a memory, producing the high definition video in real time, and producing a more accurate high definition video with respect to a feature region. | 03-31-2011 |
20110109620 | Image processing apparatus and method for enhancing depth perception - An image processing apparatus and a method for enhancing depth are disclosed. The image processing apparatus may classify an input image into a foreground layer, a middle layer, a background layer, may calculate a representative color of each of the classified layers, and perform rendering of a color stereoscopy of the middle layer and a color stereoscopy of the background layer based on the representative color and a lightness of the background layer, thereby enhancing a stereoscopic effect and a depth. Also, a color temperature of the foreground layer and a color temperature of the middle layer are controlled based on the representative color and the background layer, to generate a difference in depth between the middle layer and the foreground layer, thereby representing an image having a more enhanced depth. | 05-12-2011 |
20110157208 | IMAGE PROCESSING APPARATUS AND METHOD - Provided is an image processing apparatus. The image processing apparatus may synthesize an input frame with texture information of another frame and provide an output frame with an enhanced texture component. | 06-30-2011 |
20120033038 | APPARATUS AND METHOD FOR GENERATING EXTRAPOLATED VIEW - A view extrapolation apparatus and a view extrapolation method to generate images at a plurality of virtual points uses a relatively small number of input images. The view extrapolation apparatus and the view extrapolation method output a view at a reference point, the view at the reference point being formed of frames generated chronologically, integrate a plurality of successive frames of the view at the reference point to generate an integrated frame, and generate an extrapolated view at a virtual point using the integrated frame. | 02-09-2012 |
20120033872 | APPARATUS AND METHOD FOR GENERATING EXTRAPOLATED VIEW BASED ON IMAGE RESIZING - A view extrapolation apparatus and a view extrapolation method to generate images at a plurality of virtual points using a relatively small number of input images are disclosed. The view extrapolation apparatus and the view extrapolation method output a view at a reference point, the view at the reference point being formed of frames according to time, generating the frames of the view at the reference point to generate a resized frame, and generating an extrapolated view at a virtual point using the resized frame. | 02-09-2012 |
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 |
20120098932 | DISPARITY ESTIMATION SYSTEM, APPARATUS, AND METHOD FOR ESTIMATING CONSISTEN DISPARITY FROM MULTI-VIEWPOINT VIDEO - A disparity estimation system, apparatus, and method of estimating a consistent depth from a multi-view video. When estimating a disparity at a plurality of viewpoints, the disparity estimation system may estimate a temporally consistent disparity considering a temporal smoothness between proximate frames. | 04-26-2012 |
20120169722 | METHOD AND APPARATUS GENERATING MULTI-VIEW IMAGES FOR THREE-DIMENSIONAL DISPLAY - A method and apparatus for generating multi-view images are provided. An error suspicious area may be detected from a reference view image. A foreground-first image may be generated by foreground-first warping including regarding the error suspicious area as a foreground, and a background-first image may be generated by background-first warping including regarding the error suspicious area as a background. The foreground-first image and the background-first image may be blended, and an output view image in a predetermined viewpoint may be generated. | 07-05-2012 |
20120212480 | MULTI-VIEW RENDERING APPARATUS AND METHOD USING BACKGROUND PIXEL EXPANSION AND BACKGROUND-FIRST PATCH MATCHING - An apparatus and method for restoring a hole generated in multi-view rendering are provided. A hole in an output view may be restored using temporally neighboring images. | 08-23-2012 |
20130016897 | METHOD AND APPARATUS FOR PROCESSING MULTI-VIEW IMAGE USING HOLE RENDERING - A method and apparatus for processing a multi-view image are provided. A priority may be assigned to each hole pixel in a hole region generated when an output view is generated. The priority of each hole pixel may be generated by combining a structure priority, a confidence priority, and a disparity priority. Hole rendering may be applied to a target patch including a hole pixel having a highest priority. The hole pixel may be restored by searching for a source patch most similar to a background of the target patch, and copying a pixel in the found source patch into a hole pixel of the target patch. | 01-17-2013 |
20130106844 | IMAGE PROCESSING APPARATUS AND METHOD | 05-02-2013 |
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 |
20130162787 | METHOD AND APPARATUS FOR GENERATING MULTI-VIEW - An image processing method and apparatus. The image processing apparatus may generate a standard viewpoint layer and use the standard viewpoint layer to recover holes within at least one output view having different viewpoints. Holes within output views may be collectively recovered, using the standard viewpoint layer. The image processing apparatus may adaptively apply inter-frame inpainting that uses an accumulated background layer to generate the standard viewpoint layer, and intra-frame inpainting that uses an initial standard viewpoint layer including a hole. The accumulated background layer may include information associated with a background of a standard viewpoint layer generated in a previous frame. | 06-27-2013 |
20130182894 | METHOD AND APPARATUS FOR CAMERA TRACKING - A camera pose tracking apparatus may track a camera pose based on frames photographed using at least three cameras, may extract and track at least one first feature in multiple-frames, and may track a pose of each camera in each of the multiple-frames based on first features. When the first features are tracked in the multiple-frames, the camera pose tracking apparatus may track each camera pose in each of at least one single-frame based on at least one second feature of each of the at least one single-frame. Each of the at least one second feature may correspond to one of the at least one first feature, and each of the at least one single-frame may be a previous frame of an initial frame of which the number of tracked second features is less than a threshold, among frames consecutive to multiple-frames. | 07-18-2013 |
20130223725 | APPARATUS AND METHOD FOR ESTIMATING DISPARITY USING VISIBILITY ENERGY MODEL - An apparatus and method for estimating disparity based on a visibility energy model includes an energy calculator to calculate energy related to stereo matching of each of a left image and a right image which constitute a stereo image, a map generator to generate a visibility map for determining an error in disparity between the left image and the right image using the energy, an energy recalculator to recalculate energy with respect to a region including a visibility error generated due to the error in disparity in the visibility map, and a disparity determiner to determine disparity from the stereo image using recalculated energy of each of the left image and the right image. | 08-29-2013 |
20130235065 | METHOD AND SYSTEM OF IMMERSIVE GENERATION FOR TWO-DIMENSION STILL IMAGE AND FACTOR DOMINATING METHOD, IMAGE CONTENT ANALYSIS METHOD AND SCALING PARAMETER PREDICTION METHOD FOR GENERATING IMMERSIVE SENSATION - A system and method for generating immersive sensation for a two-dimensional still image is provided. The method for generating immersive sensation including: converting a color space of an inputted image; loading a background mask to separate a foreground image and a background image from the inputted image; achieving attribute information for each of the foreground image and the background image, based on a perceptual attribute with respect to the color space, via an image content analysis; predicting scaling parameters based on the attribute information; and enhancing the inputted image based on the scaling parameter. | 09-12-2013 |
20140015830 | IMAGE PROCESSING APPARATUS AND METHOD - Provided is an image processing method and apparatus, the apparatus including an object separation unit to separate an object region from a background region using at least one of a color image and a depth image associated with the color image, a contrast calculating unit to calculate a contrast between the object region and the background region, and a depth adjusting unit to adjust a depth of the depth image based on the calculated contrast. | 01-16-2014 |
20140177943 | METHOD AND APPARATUS FOR RENDERING HYBRID MULTI-VIEW - A method and apparatus for generating a multi-view image, the method including determining an input image for generating multi-view images, and selecting a total of stereo images or one of stereo images to be the input image based on a presence of a distortion between the stereo images. | 06-26-2014 |
20140181755 | VOLUMETRIC IMAGE DISPLAY DEVICE AND METHOD OF PROVIDING USER INTERFACE USING VISUAL INDICATOR - Provided is a volumetric image display apparatus for providing a user interface using a visual indicator, the apparatus including a recognition unit to recognize an input object in a predetermined three-dimensional (3D) recognition space, a visual indicator location determining unit to determine a location of the visual indicator in a predetermined volumetric image display space, based on the input object, and a display unit to display the visual indicator in the predetermined volumetric image display space, based on the location of the visual indicator. | 06-26-2014 |
20140184669 | MULTI LAYER DISPLAY APPARATUS - A multilayer display apparatus for outputting a single integrated image includes a plurality of layer displays to represent an image, and an image control unit to control a single integrated image to be output through overlapping images represented by the plurality of layer displays. | 07-03-2014 |
20140219336 | METHOD AND APPARATUS FOR INTRA PREDICTION - Disclosed herein are a method and apparatus for filtering a reference pixel. A method of smoothing a reference pixel may include determining whether or not to perform smoothing on a reference pixel based on the size of a transform block and information about an intra-prediction mode for the transform block and determining a smoothing method by comparing the size of the transform block with the size of a maximum transform block. Accordingly, image coding efficiency can be increased, and picture quality can be improved. | 08-07-2014 |
20140309518 | MEDICAL IMAGING APPARATUS, CONTROL METHOD THEREOF, AND IMAGE PROCESSING APPARATUS FOR THE SAME - Provided is a medical imaging apparatus including a scanner configured to acquire projection data of an object, a three dimensional (3D) recovery module configured to recover a volume of the object based on the projection data, a two dimensional (2D) image generator configured to generate a 2D image of the object based on the volume of the object, a 3D image generator configure to generate a 3D image of the object based on the volume of the object, a 2D display configured to display the 2D image of the object, and a 3D display configured to display the 3D image of the object. | 10-16-2014 |
20140328530 | MEDICAL IMAGING APPARATUS AND METHOD OF CONTROLLING THE SAME - Provided is a medical imaging apparatus including: a scanner configured to obtain projection data of an object; a three-dimensional restoring module configured to restore a volume of the object based on the projection data; a volume segmentation module configured to segment a plurality of material volumes corresponding to a plurality of materials included in the object based on the volume of the object; a reprojection module configured to generate a plurality of reprojection images according to the plurality of materials by reprojecting the plurality of material volumes from a plurality of virtual viewpoints; and an image fusion module configured to generate a plurality of fusion images according to the plurality of virtual viewpoints, each of the plurality of fusion images being generated by fusing reprojection images according to plurality of materials obtained from the same virtual viewpoint. | 11-06-2014 |
20140328531 | MEDICAL IMAGING APPARATUS AND METHOD OF CONTROLLING THE SAME - A medical imaging apparatus includes: a scanner configured to obtain projection data of an object; a three-dimensional restorer configured to restore a volume of the object from the projection data; a volume segmentor configured to generate at least one partial volume based on the volume of the object; a reprojector configured to generate a plurality of reprojection images according to a plurality of virtual viewpoints by reprojecting at least one from among the volume and the at least one partial volume from the plurality of virtual viewpoints; and an image fuser configured to generate a plurality of fusion images by fusing at least two of the plurality of reprojection images according to the virtual viewpoints. | 11-06-2014 |
20150015683 | METHOD AND APPARATUS FOR PROCESSING MULTI-VIEW IMAGE USING HOLE RENDERING - A method and apparatus for processing a multi-view image are provided. A priority may be assigned to each hole pixel in a hole region generated when an output view is generated. The priority of each hole pixel may be generated by combining a structure priority, a confidence priority, and a disparity priority. Hole rendering may be applied to a target patch including a hole pixel having a highest priority. The hole pixel may be restored by searching for a source patch most similar to a background of the target patch, and copying a pixel in the found source patch into a hole pixel of the target patch. | 01-15-2015 |
20150029179 | MULTI VIEW IMAGE PROCESSING APPARATUS AND IMAGE PROCESSING METHOD THEREOF - A multi view image display apparatus is disclosed. A multi view image processing apparatus includes a depth extractor which is configured to extract depth information of a three-dimensional (3D) input image, a depth corrector which is configured to correct a depth of an on screen display (OSD) region in the 3D input image based on the extracted depth information and OSD mask information which corresponds to the OSD region in the 3D input image, and a rendering device which is configured to render multi view images using the 3D input image with the corrected depth. | 01-29-2015 |
20150037074 | DEVELOPING UNIT AND ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS EMPLOYING THE SAME - A developing unit employing a two-component developing agent is shown. The developing unit includes a first regulating member, a second regulating member, and a third regulating member forming first, second, and third regulating gaps respectively with a developing roller. The third regulating member forms a recovery path for recovering excessive developing agent that may not pass through the first and second regulating gaps to an agitating region between the third and second regulating members. A distance between a vertical line passing through an upstream side end portion of the second regulating member based on a rotating direction of the developing roller and a center of the developing roller is greater than a radius of the developing roller, and a downstream end of the third regulating member is located between a regulating pole and a catch pole. | 02-05-2015 |
20150077526 | DISPLAY DEVICE AND METHOD OF CONTROLLING THE SAME - A multi-viewpoint image display device is provided. The display device includes a tracker configured to track a position of a face of a user according to a user shifting position, a display configured to provide a multi-view and to select and provide first and second target views of the multi-view as user's left-eye and right-eye images, and a controller configured to shift positions of the multi-view and to provide the shifted multi-view so that the first and second target views are provided as the user's left-eye and right-eye images based on the tracked face position of the face of the user. | 03-19-2015 |