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8072465 Image processing method and system  
The invention provides the image method and apparatus to increase the sharpness of a resized image. The image includes a plurality of pixels with an alpha value and an image data. The method...
8049765 Color gamut mapping and liquid crystal display device using the same  
A color gamut mapping method, which is capable of minimizing a color difference perceived by a person, preventing brightness and contrast from deteriorating, and improving color reproducibility,...
8044969 Reflectance spectra estimation and colour space conversion using reference reflectance spectra  
A Personal Computer (PC) adjusts a color of an image received from a digital camera to produce an estimated reflectance spectrum and/or to convert the color to a new color space. First, an input...
8044968 Image processing device, color correction table generation device, display device, image processing method, color correction table generation method, color adjustment method for display device, and image processing program  
The present invention provides an image processing device, a color correction table generation device, a display device, an image processing method, a color correction table generation method, a...
8040357 Quotient remainder coverage system and method  
Embodiments of the present invention pixel processing system and method provide convenient and efficient processing of pixel information. In one embodiment, quotient-remainder information...
8035655 System and method for converting RGB to RGBW color using white value extraction  
A system and method of converting a red-green-blue (RGB) pixel to a red-green-blue-white (RGBW) pixel by using a W value extraction, the RGB-to-RGBW converting system including: a lookup table...
8035654 Tuning cell sizes in interpolated lookup tables  
Tuning sizes of cells of an interpolated lookup table may be performed based at least in part on an area specific behavior of a quality metric. A weighted input shaper curve may be determined to...
8031204 Font filter using bilinear interpolation  
Systems and methods used for bilinear texture filtering may also be used to perform font filtering. Font data stored as a texture is read from memory in blocks that are coarsely aligned. Font...
8009172 Graphics processing unit with shared arithmetic logic unit  
This disclosure describes a graphics processing unit (GPU) pipeline that uses one or more shared arithmetic logic units (ALUs). In order to facilitate such sharing of ALUs, the stages of the...
8004517 Methods, apparatus and computer program products that model three-dimensional surface structures  
Methods of modeling a three-dimensional surface structure include partitioning three-dimensional object data into regions of a Morse complex and generating a feature skeleton having a plurality of...
7999822 Color processing apparatus and method thereof  
In order to obtain colorimetric data close to the color appearance under an actual viewing condition, a plurality of conversion data for converting colorimetric data measured under the first...
7999821 Reconfigurable dual texture pipeline with shared texture cache  
Circuits, methods, and apparatus that provide texture caches and related circuits that store and retrieve texels in an efficient manner. One such texture circuit can provide a configurable number...
7995069 Graphics system with embedded frame buffer having reconfigurable pixel formats  
A graphics system including a custom graphics and audio processor produces exciting 2D and 3D graphics and surround sound. The system includes a graphics and audio processor including a 3D...
7995073 System and method for anti-aliasing compound shape vector graphics  
Disclosed is a system and method for edge anti-aliasing of vector graphics. The system involves a video driver, which may include commercially available hardware, such as a graphics accelerator...
7990389 Graphic system comprising a pipelined graphic engine, pipelining method and computer program product  
A graphic system includes a pipelined graphic engine for generating image frames for display. The pipelined graphic engine includes a geometric processing stage for performing motion extraction,...
7990392 White balancing that uses values of white-balanced colors on the visible gamut's boundary  
White balancing is performed using a mapping that maps the visible gamut's boundary into itself. A predefined color Win is mapped into a color Wout which is a white color or a color perceived as...
7982744 Image processing device, image processing method, image processing program, recording medium storing image processing program, and image display device  
An image processing device outputs four-color image data to a display section, the display section performing display using display pixels each composed of four sub-pixels, and having an...
7978201 Method for compensating an image  
A method for compensating an image produced by image means for implementing image information takes account of ambient illumination. Luminance of external background illumination around the image...
7978193 Methods and apparatus for rendering or preparing digital objects or portions thereof for subsequent processing  
Methods and apparatus render images of digital objects or prepare digital objects for subsequent processing. The method includes sorting data representative of positions of at least three vertices...
7978204 Transparency-conserving system, method and computer program product to generate and blend images  
A1A system embodying the invention includes a controlling device and a set of rendering devices, with the effect that the controlling device can distribute a set of objects to the rendering...
7965300 Methods and systems for efficient white balance and gamma control  
Elements of the present invention relate to systems and methods for determining device white point and gamma correction curve characteristics.
7965301 Color conversion preserving global and local image characteristics  
A method, system, and computer-readable storage medium are disclosed for color conversion of a digital image. The digital image comprises a source set of pixels. A perceptual distance may be...
7965303 Image displaying apparatus and method, and image processing apparatus and method  
In an image displaying apparatus including a motion compensated rate converting (FRC) portion, deterioration of image quality is prevented in an image having a high-speed region and a low-speed...
7956867 Color separation multiplexing for real-time multi-dimensional device calibration  
In accordance with the disclosure, a method is provided for processing color images for rendering on a color image. The method comprises receiving a plurality of device color separations for an...
7956870 Systems and methods for providing image rendering using variable rate source sampling  
Systems and methods are provided for variable source rate sampling in connection with image rendering, which accumulate and resolve over all samples forward mapped to each pixel bin. In accordance...
7956871 Color disparity correction in image sensors methods and circuits  
A method of displaying a captured image includes using an array of pixels to capture an image. The array of pixels includes a first plurality of pixels of a first color, a second plurality of...
7948500 Extrapolation of nonresident mipmap data using resident mipmap data  
A multi-threaded graphics processor is configured to use to extrapolate low resolution mipmaps stored in physical memory to produce extrapolated texture values while high resolution nonresident...
7949498 Method, system and computer program product for registration of multi-dimensional datasets  
Methods, systems and computer program products for estimating changes in an object represented by first and second multidimensional datasets. The first dataset is a reference dataset and the...
7944453 Extrapolation texture filtering for nonresident mipmaps  
A multi-threaded graphics processor is configured to use to extrapolate low resolution mipmaps stored in physical memory to produce extrapolated texture values while high resolution mipmaps are...
7940282 System and method for robust multi-frame demosaicing and color super resolution  
A method of creating a super-resolved color image from multiple lower-resolution color images is provided by combining a data fidelity penalty term, a spatial luminance penalty term, a spatial...
7936359 Reconfigurable floating point filter  
A reconfigurable floating point data filter may be implemented by configuring a texture filter in response to state data, where the state data specifying at least a data width of input texture...
7936949 Panchromatic modulation of multispectral imagery  
Method and system for creating a fused image from an image pair. The method includes obtaining (204) image data defining a first image of a panchromatic image type and a second image of a...
7928990 Graphics processing unit with unified vertex cache and shader register file  
Techniques are described for processing computerized images with a graphics processing unit (GPU) using a unified vertex cache and shader register file. The techniques include creating a shared...
7924290 Method and system for processing texture samples with programmable offset positions  
A method and system for performing a texture operation with user-specified offset positions are disclosed. Specifically, one embodiment of the present invention sets forth a method, which includes...
7924291 Display color correcting system  
A display color-correcting system is provided. Color response values are measured that go into the vertices of polyhedra in a cubic color output space of the display. A set of corresponding values...
7911478 Drawing device, drawing method, and drawing program  
A display device includes a wavelet transform unit for transforming an original image into wavelet coefficients using a Harr wavelet transform formula, a level obtaining unit for obtaining a...
7907147 Texture filtering apparatus, texture mapping apparatus, and method and program therefor  
A texture filtering apparatus includes a first generating unit configured to generate first texture data having a size designated by a user or satisfying a condition designated by the user by...
7903123 System for programmable dithering of video data  
A programmable system for dithering video data. The system is operable in at least two user-selectable modes which can include a small kernel mode and a large kernel mode. In some embodiments, the...
7893937 Method for creating a parametric surface symmetric with respect to a given symmetry operation  
The invention is directed to a method for creating a parametric surface symmetric with respect to a given symmetry operation (20). The invention method: (i) identifies a mesh pattern (15a); (ii)...
7884831 Reconfigurable high-performance texture pipeline with advanced filtering  
Circuits, methods, and apparatus that provide texture caches and related circuits that store and retrieve texels in a fast and efficient manner. One such texture circuit provides an increased...
7885488 Image processing apparatus, method and medium  
Provided are an image processing apparatus, method and medium, more particularly, an image processing apparatus, method and medium which perform interpolation such that a pixel value in each pixel...
7880743 Systems and methods for elliptical filtering  
An improved attribute determination process allows the sharpness of a surface attribute function to be adjusted on a per-object, per-surface, per-texture, per-function, or other appropriate basis....
7876330 Color conversion apparatus, filter processing apparatus and color conversion method  
A technique that can contribute to improvement of processing efficiency in performing image processing employing an SIMD command is provided.
7869088 Methods and apparatus for determining a lookup table size for an AFP link CMR  
Methods and apparatus for determining a preferred size for a Link LUT as used in conversion from an input color space defined by an input ICC profile into an output color space defined by an...
7864193 RGB color conversion palettes  
A method for color conversion includes calculating distances between color coordinates in a conversion palette and a color coordinate for a pixel and assigning the pixel a color coordinate of the...
7864189 Converting color data to a color palette  
In one embodiment, the present invention includes a method to convert a pixel tuple in a red, green, blue (RGB) color space having R, G, and B color values into a human recognizable color name...
7864191 Techniques for efficient dithering  
A system comprising a storage including an image file associated with a plurality of pixels and processing logic coupled to the storage. The processing logic is adapted to determine an average of...
7852350 Graphic antialiasing method and graphic system employing the method  
An antialiasing method includes: providing a first fragment; computing a first coverage area representing a portion of the first fragment covered by a first primitive; providing a second fragment...
7852347 Texture map pixel pairing optimization  
The current invention involves new systems and methods for increasing texture filtering performance by reorganizing a texture sampling order used to read and filter texels when anisotropic...
7843463 System and method for bump mapping setup  
One embodiment of the present invention sets forth a technique to setup efficient bump mapping using a geometry shader. This approach uses a vertex shader, a primitive assembly unit, and a...