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7843465 Method and apparatus for mapping a multi-dimensional signal from one space to another space  
In a method of mapping data from a source space to a target space, a space transformation look-up table (LUT) that contains a plurality of locations storing information is maintained, wherein each...
7834889 Data conversion circuit having look-up table and interpolation circuit and method of data conversion  
Data conversion circuits and methods of data conversion that enable to keep the continuity in the converted data while reducing a required memory capacity are disclosed. An exemplary conversion...
7834886 Methods and apparatus for dynamic correction of data for non-uniformity  
Methods and apparatus for dynamic correction of data for non-uniformity are disclosed. Feature data are extracted from input video data that include a subject shot against a backing area in a...
7835044 Method for tetrahedral interpolation computations using data-level parallelism  
A system and method for tetrahedral interpolation computations using data-level parallelism that takes advantage of data-level parallelism in media processors. If the tetrahedron points in a 3D...
7835594 Structured smoothing for superresolution of multispectral imagery based on registered panchromatic image  
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...
7835033 Gamut boundary separated print system profiling methods and systems  
This disclosure provides a method and system to generate device dependent color space representations for an image output device. The method and system are particularly applicable to a printing...
7825934 System, medium, and method automatically creating a dynamic image object  
A system, medium, and method to automatically create a dynamic image object, which can create content in image unit groups of dynamic image objects. The system may include a template selection...
7826685 Spatial and spectral calibration of a panchromatic, multispectral image pair  
Method and system for creating a fused image from an image pair comprising a high resolution panchromatic image and lower resolution multi-spectral image. The method includes obtaining image data...
7821521 Methods and systems for legacy graphics emulation  
Embodiments of the present invention provide a seamless way to emulate legacy graphics processing on modern graphics hardware. In particular, in some embodiments, the present invention provides a...
7800629 Image processing apparatus and method for preventing degradation of image quality when bit format of image is converted  
Provided is an image processing apparatus and method for preventing degradation of image quality occurring when a bit-format of an image is converted. When a raw image is converted to an image...
7791616 Method for efficiently transforming a raster image from one map projection to another map projection  
A method and system for efficiently converting an image from a first map projection to a second map projection image. The method includes precomputing coordinates in the first map projection for a...
7787696 Systems and methods for adaptive sampling and estimating a systematic relationship between a plurality of points  
Systems and methods for estimating a systematic relationship between a plurality of points include determining an estimated systematic relationship representative of the plurality of points...
7782322 Plane shape creation system, plane shape creation method and program recording medium  
When a fixed polygonal plane patch is called a polygonal plane patch of level 0 and when each vertex of such polygonal plane patch is called a shape composition point of level 0, a normal line of...
7783687 Map data product and map data processor  
A data product that can be read into a computer or a map data processing apparatus contains map data that includes map-related information related to a map. The map data includes: a structure...
7782337 Multi-conic gradient generation  
Disclosed herein is a technique for computing a complex gradient using multiple conics. In connection with a computer system having a graphics processing unit (GPU) in addition to the normal...
7777760 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...
7777755 Display device calibration system  
A display device calibration system is provided. The overall color response of a display family is characterized, and the idiosyncratic color response characteristics of the display family are...
7777759 Image processing apparatus and image display apparatus using same  
An image processing apparatus of the present invention comprising (a) a first signal processing circuit for applying gamma correction to an n-bit (n: a natural number) digital signal inputted as a...
7773092 Texture map coverage optimization  
The current invention involves new systems and methods for increasing texture filtering performance based on pixel coverage. When half of the pixels in a 2×2 pixel quad are not covered, texel...
7773094 Method and device for the display of images  
A device for the display of images with a data processing system is provided. The device includes a display device; a memory storing an original image comprising a number of pixels; and a...
7768524 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...
7768676 Image reading apparatus  
An image reading apparatus has a scan quality parameter extraction part, a scan quality evaluation part and a notification part. The scan quality parameter extraction part extracts scan quality...
7760201 Transfer of attributes between geometric surfaces of arbitrary topologies with distortion reduction and discontinuity preservation  
Attributes associated with components of a three-dimensional source geometry may be transferred to a target geometries having an arbitrarily different topology. The two geometries are placed in a...
7755640 Gamma image correction method and device  
The invention discloses a gamma image correction method and device that employs an improved interpolating operation, comprising receiving an original image data point; retrieving p conversion...
7750920 Method and apparatus for generating a color reference for a print image  
A method and apparatus for generating a color reference for an image to be printed for visualizing the same on a true-color monitor is disclosed. Lower-resolution image data are generated from...
7742055 Method for producing three-dimensional views using a brightness control  
A process for creating three-dimensional or relief views with the help of software running on a computer system for adjusting brightness of a scene comprising a plurality of pixels includes:...
7737989 System and method for computing color correction coefficients  
System and method for computing coefficients for color correcting rendered colors used in displaying images. A preferred embodiment comprises measuring color values of light output for a display...
7733353 System and method for profiling digital-image input devices  
In a system and a method for profiling a digital-image input device, profiling of the digital-image input device is performed based at least on an image of a color chart and an estimated...
7733344 Method, medium and apparatus rendering 3D graphic data using point interpolation  
A method and apparatus for rendering 3D graphic data is provided. The 3D graphic data is projected onto a 2D screen and points are interpolated and rendered, thereby quickly processing the 3D...
7733354 Anti-aliased rendering  
Methods, systems and apparatus, including computer program products, for anti-aliased rendering. A plurality of objects is received. Each object in the plurality of objects is depth-ordered. Each...
7728847 Color conversion device and image display apparatus having the same  
A color conversion device includes a three-dimensional lookup table and an interpolation unit. The interpolation unit includes a plurality of operation circuits for realizing an operation process.
7719544 Systems and methods for providing controllable texture sampling  
Systems and methods are provided for controlling texture sampling in connection with computer graphics in a computer system. In various embodiments, improved mechanisms for controlling texture...
7719543 Methods and apparatus for method to optimize visual consistency of images using human observer feedback  
Systems and methods are provided for optimizing visual consistency for a dataset of images by using observed and formulated display attributes. The formulated display attributes are derived from...
7710437 Color interpolation algorithm  
A method for interpolating pixel colors in a digital system is provided. The method comprises obtaining at least two pixels of a first color having a first level of similarity, wherein the at...
7711209 Image expansion apparatus and image expansion method  
According to one embodiment, a first correlation calculator calculates a correlation between first pixel blocks, and detects as first reference pixels actual pixels contained respectively in the...
7710432 Color correction techniques for correcting color profiles or a device-independent color space  
According to an embodiment of the present invention, selective tristimulus corrections to device-independent coordinates are applied using a piecewise linear correction function. The piecewise...
7697010 Method and mechanism for programmable filtering of texture map data in 3D graphics subsystems  
A system, method and apparatus to provide flexible texture filtering. A programmable texture filtering module is introduced into the graphics processing pipeline of a graphic coprocessor and...
7692669 Image processing apparatus, image processing method and image processing program  
If there is any unprocessed character area, and if there is any character area sharing a common character color with the unprocessed character area, the image processing apparatus calculates, as a...
7688331 Method and system for color correction of image signals  
In a method and system for performing color correction for an image signal, a first set of matrix coefficients for color correction of the image signal in a 3-dimensional RGB color space is...
7683914 Triangulation based raster image interpolation  
A method of smoothing a triangulated raster image includes the steps of: triangulating the image to create triangles having vertices, each of which is centered on a pixel of the image; comparing...
7679620 Image processing using saltating samples  
A saltating sample image enhancement system and method that provides an image processing operation in which a filter considers one or one or more exact source image pixels; one or more bilinearly...
7679780 Method of producing a color conversion table, image processing apparatus, method of image processing, image forming apparatus and recording media  
A method for producing a color conversion table by which a color image signal to be handled in an image input system is converted to a N bit color image signal to be handled in an image output...
7675524 Image processing using enclosed block convolution  
A system and method for performing convolutions on image data using pre-computed acceleration data structures is disclosed. The method may include calculating intermediate convolution values for...
7659911 Method and apparatus for lossless and minimal-loss color conversion  
A method and apparatus for perfectly lossless and minimal-loss interconversion of digital color data between spectral color spaces (RGB) and perceptually based luma-chroma color spaces (Y′CBCR) is...
7659910 Hue diving and judging device  
The invention discloses a hue dividing and judging device including a memory unit, a calculation module, and a judgment module. The memory unit is used for storing a look-up table, and the look-up...
7652675 Dynamically adjusted brush for direct paint systems on parameterized multi-dimensional surfaces  
A method for assigning background pixels an appropriate color to fill all remaining background pixels by a computer after standard paint and overscan techniques to prevent and reduce artifacts....
7652674 On the fly hardware based interdigitation  
A method of interdigitation for display of an autostereoscopic source image to a screen comprising a plurality of pixels having sub-pixels and sub-pixel components and apparatus for...
7649533 Sliding texture volume rendering  
Subsets of volume data are sequentially stored for volume rendering from two dimensional textures. For example, pairs of adjacent two-dimensional images are loaded into RAM or cache. Strips of...
7649538 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...
7646389 Divergent and non-divergent texture fetches  
Methods and systems for texture mapping in a computer-implemented graphics pipeline are described. A sample group is identified as including a divergent pixel. A determination is made whether an...