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| Number | Title | Issue Date |
| 8189946 | Image processing apparatus and method thereof for detecting and removing noise in decoded images The intensities of horizontal and vertical edges of each block of luminance signals of an image are measured, and horizontal and vertical edge intensity data of respective blocks are stored for one frame in an edge intensity mapping memory. A noise removal flag used... | 05/29/2012 |
| 8189947 | Image edge correction apparatus and method Provided is an image edge correction apparatus and method. The image edge correction apparatus includes an edge information extraction unit extracting edge information of an input image based on luminance change directivity information of the input image and an edge... | 05/29/2012 |
| 8189948 | Method and system for image restoration using frequency-based image model A method and system of restoring an image using a frequency-based image model is provided. A method of restoring an image using a frequency-based image model, the method including: transforming an original image into a frequency domain and generating a transformatio... | 05/29/2012 |
| 8175408 | Image signal processing apparatus, image pickup apparatus, image signal processing method, and computer program product An image signal processing apparatus for performing signal processing with respect to output from an image pickup device, which includes an image signal correcting unit for receiving an output signal corresponding to each of divided areas of the image pickup device ... | 05/08/2012 |
| 8170362 | Edge-enhancement device and edge-enhancement method An edge-enhancement device for subjecting input image data to edge enhancement so as to generate output image data has an edge-component generator, a weighting processor, and an addition processor. The input image data is obtained from a frame image having a plurali... | 05/01/2012 |
| 8160382 | Method of object recognition in image data using combined edge magnitude and edge direction analysis techniques Methods for detecting areas of interest in an image using combined edge magnitude and edge direction analysis techniques are presented. One embodiment features using thermal imaging data to detect hotspots in maritime settings that may be potential targets for track... | 04/17/2012 |
| 8155473 | Method for deciding image data reduction ratio in image processing, pattern model positioning method in image processing, pattern model creating method in image processing, image processing apparatus, image processing program, and computer readable recording medium There is provided a method for deciding an image data reduction ratio in image processing which enables performance of stable positioning even on an unclear image, the method being a method for deciding an image data reduction ratio in image processing where an obje... | 04/10/2012 |
| 8150199 | Methods and apparatus for image enhancement A method and apparatus of enhancing an image, the method comprising applying at least one multi-scale filter bank to at least a portion of an image to detect at least one edge at different scales, and combining the detected edges with said image to yield an enhanced... | 04/03/2012 |
| 8150200 | Apparatus and method for reducing image noise with edge tracking and computer readable medium having stored thereon computer executable instructions for performing the method A method for reducing image noise with edge tracking comprises receiving input of an object image data for conversion and a size data of a matrix, namely, a conversion area of the image data; calculating a statistical difference value between each pixel of the image... | 04/03/2012 |
| 8139890 | System for applying multi-direction and multi-slope region detection to image edge enhancement A system for applying multi-direction and multi-slope region detection to image edge enhancement is provided to perform the image edge enhancement on an image. For pixel (i) indicating i-th pixel of line of the image, a line buffer temporarily stores the pixel (i) a... | 03/20/2012 |
| 8131102 | Method for processing a digital gray value image so that a reduced image noise and simultaneously a higher image sharpness is achieved A method for processing a digital gray value image includes the steps of: generating a binary edge image from the gray value image so that edges present in the gray value image are determined as line areas around the edges; applying a sharpness algorithm in the gray... | 03/06/2012 |
| 8131103 | Image detail enhancement A method of enhancing details in an input image. The input image comprises input pixels, which have input pixel values (IPV) limited to a range (RA). The method comprises average filtering (1) the input pixel values (IPV) to obtain average brightness values (... | 03/06/2012 |
| 8121431 | Method and apparatus for detecting edge of image and computer readable medium processing method The present invention provides a method and apparatus for detecting a noise distribution of an image close to a true distribution, and detecting an edge of the image precisely and quickly based on the detected noise distribution without performing a smoothing proces... | 02/21/2012 |
| 8090213 | Image processing device and method An image processing device includes: a peaking filter for performing peaking processing on an input image signal to generate a peaking image signal; a selection circuit, coupled to the peaking filter, for selecting a plurality of pixels within the peaking image sign... | 01/03/2012 |
| 8077999 | Image processing apparatus and method for reducing blocking effect and Gibbs effect This invention discloses an image processing apparatus comprising a filter module, an edge detection module, and a processing module. According to where each pixel locates in an image block, the filter module is used to perform the smooth processing on each pixel to... | 12/13/2011 |
| 8068690 | Image processing apparatus, image processing method, computer-readable medium and computer data signal An image processing apparatus includes a first enhancement degree calculation unit and a color contour enhancement unit. The first enhancement degree calculation unit calculates a contour intensity of a color component of an input color image and calculates an enhan... | 11/29/2011 |
| 8064714 | Method for binarizing a digital gray value image to generate a binarized gray value image and arrangement for carrying out said method A method for binarizing a digital gray value image includes generating a binary edge image from the gray value image so as to cause existing edges to be determined as line areas around an edge; and, thereafter, computing a mean value of gray values of the gray value... | 11/22/2011 |
| 8059911 | Depth-based image enhancement A depth-based image enhancement system is disclosed. A depth estimation unit generates three-dimensional (3D) depth information from a two-dimensional (2D) image. Subsequently, an image enhancement unit enhances the 2D image according to the 3D depth information. | 11/15/2011 |
| 8059912 | Method for an image adjustment A method for an image adjustment is disclosed. The method comprises the steps of: reading an interested pixel and its plural neighboring pixels from an image storage device; determining a so-called first gradient value of the first direction and a so-called second g... | 11/15/2011 |
| 8036485 | Systems and methods for measuring loss of detail in a video codec block Picture quality measurement systems and methods are provided for measuring DC blockiness within video blocks. Block boundaries are located within a test video frame. The relative AC differences within each block are measured using a reference video frame, a statisti... | 10/11/2011 |
| 8031964 | Display method and device for reducing blurring effects The present invention relates to a display method and device for improving the luminous efficiency of a matrix display using a pulse-width modulation, or PWM, technique. According to the invention, in order to reduce the blurring effect, the display method comprises... | 10/04/2011 |
| 8005313 | Edge enhancing device and method An edge enhancing apparatus includes: an edge detector, for determining an edge direction of an image region corresponding to a target pixel; and a pixel value determining module, coupled to the edge detector, for obtaining a plurality of pixel values of a plurality... | 08/23/2011 |
| 8000553 | Acquiring a series of gradient stops from a bitmap source An apparatus and method provide for generation of a gradient or other image pattern based on a captured image. In one example, a portion of a displayed image may be selected. The selected portion of the displayed image may include an image pattern such as a gradient... | 08/16/2011 |
| 7995857 | Method and apparatus utilizing step-wise gain control for image processing An apparatus for image processing includes: an edge detection module, for performing an image edge detection for each pixel in an original image data and generating at least one edge detection result for a target pixel in the original image data; a step-wise gain co... | 08/09/2011 |
| 7978926 | Edge ringing artifact suppression methods and apparatuses In some embodiments, the present invention relates to methods or suppressing edge ringing in images. For example, in some embodiments a method of processing an image to suppress ringing and broadened edges induced by image correction processing, includes high-pass f... | 07/12/2011 |
| 7970231 | Image processing method An image processing method has an edge intensity value calculating section (4) for calculating an edge intensity value in a neighborhood of a pixel of interest from feature values of micro regions calculated by a feature value calculating section (3); ... | 06/28/2011 |
| 7953290 | System and methods for automatic parameter determination in machine vision The present invention provides a system and methods for automatic parameter determination in machine vision in general, and in object recognition in particular. Many machine vision systems use algorithms that demand the user to specify one or more parameters in orde... | 05/31/2011 |
| 7953288 | Edge transition detection in a high-addressable error diffusion environment What is disclosed is a novel system and method for edge transition detection when improve print quality when rendering via high-addressable vector error diffusion in an image processing environment. In order to detect an “ideal” edge and compensate for the adver... | 05/31/2011 |
| 7953289 | Image processing apparatus, display device, and image processing method According to one embodiment, an image processing apparatus includes a storage module, a calculator, a converter, and a filter. The storage module stores a filter coefficient corresponding to a first feature value indicating an image structure of a first pixel block ... | 05/31/2011 |
| 7953291 | System and methods for automatic parameter determination in machine vision The present invention provides a system and methods for automatic parameter determination in machine vision in general, and in object recognition in particular. Many machine vision systems use algorithms that demand the user to specify one or more parameters in orde... | 05/31/2011 |
| 7949200 | Image processing apparatus, display device, and image processing method According to one embodiment, an image processing apparatus includes an obtaining module, a coefficient filter, a large area filter, and a determination module. The obtaining module obtains a feature value indicating an image structure of a pixel block comprising a t... | 05/24/2011 |
| 7940995 | Ultrasound diagnostic system for automatically detecting a boundary of a target object and method of using the same A method and a system of automatically detecting a boundary of a target object by using an ultrasound diagnostic image. In accordance with the present invention, the boundary of the target object can be detected automatically and precisely. The ultrasound diagnostic... | 05/10/2011 |
| 7940996 | Image noise detection An image comprises columns and rows of blocks of pixels. In each row and/or column, a series of pairs of blocks of pixels comprise first and second adjacent blocks of pixels, with the second block in a previous pair of blocks corresponding to the first block in a ne... | 05/10/2011 |
| 7936941 | Apparatus for clearing an image and method thereof An object of the present invention is to provide an image processing apparatus capable of obtaining a sharp image having less noise, comprising: a horizontal edge strength calculating unit 22 for calculating an edge strength along a horizontal direction of a ... | 05/03/2011 |
| 7936940 | Image processing method and device In a method of processing digitized image data, first image data stored in a first area of a memory is subjected to a filtering process to produce second image data which has a peripheral portion of the first image data removed. The second image data and peripheral ... | 05/03/2011 |
| 7933467 | Apparatus and method for categorizing image and related apparatus and method for de-interlacing The present invention provides an apparatus and a method for de-interlacing. The apparatus includes an edge detection module, a statistics module, and an interpolation circuit. The edge detection module performs an edge detection operation on a plurality of pixels o... | 04/26/2011 |
| 7920755 | Video content detector The invention relates to determining the image content of an incoming bitstream such that various image improvement effects may be accomplished. The invention provides for determining a realness value of an image formed of a plurality of pixels each having associate... | 04/05/2011 |
| 7907788 | Resolution conversion method Disclosed is a resolution conversion method, which makes it possible not only to acquire a diagonal edge that is smoothed without causing any unevenness all over the image, but also to stably reproduce a thin line having a thickness corresponding to its original thi... | 03/15/2011 |
| 7894685 | Method and apparatus for reducing ringing artifacts A method and apparatus for ringing artifacts reduction for compressed video signals. The method includes receiving luma data to the digital signal processor, calculating sum of gradient of the luma data; calculating SAD of the luma data; performing pixel classificat... | 02/22/2011 |
| 7860338 | Method of processing, for example of inserting contours of a digital image and corresponding device A device processes an initial digital image with at least one contour zone. The device may have a magnifier able to magnify the initial image into a magnified digital image. The magnifier may have a detector able to detect the contour zones of the initial digital im... | 12/28/2010 |
