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Class 345/582 - Texture


Subclass of Class 345 - Computer graphics processing and selective visual display systems
Definition: Subject matter wherein the attributes include distribution
No. of patents: 1277
Last issue date: 05/29/2012


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NumberTitleIssue Date
7245300Architecture for real-time texture look-up's for volume rendering
A slice plane, oriented parallel to a viewing plane, is passed through a cuboidal dataset at regular intervals. The intersection of the slice plane with the cuboidal volume dataset results in primitives (quads, triangles, etc. depending on the angle and position of ...
07/17/2007
7245304System and method for managing compressed graphic image data
Compressed graphic image data files, such as Compressed ARC (Arc-second Raster Chart/map) Digitized Raster Graphics (CADRG) map files for a region of interest, are stored in blocks of memory (nodes) preferably arranged as a linked list. Portions of files containing ...
07/17/2007
7246085Electronic catalogue system, server, and medium for displaying on one screen images of a commercial product and articles for comparison
An electronic catalogue system which, for easy sensory recognition of the size of a commercial product which is displayed in an electronic catalogue, displays on one screen the image of the commercial product together with the image of an article for comparison whic...
07/17/2007
7245783System and method for estimating, synthesizing and matching noise in digital images and image sequences
A method for synthesizing noise in a digital image comprises the steps of (a) estimating noise statistics based on a set of spatial autocorrelation coefficients and a set of spectral correlation coefficients that correspond to the color channels of the image, where ...
07/17/2007
7245305Shading of images using texture
Colors are obtained and used to shade two-dimensional non-photo realistic images of three-dimensional models. The colors are stored as texels in texture maps. The texels are chosen to shade the images based on their orientation in a scene. The colors may be obtained...
07/17/2007
7242408Graphical processing of object perimeter information
A technique for graphically processing perimeter information includes determining a polar representation of the perimeter of an object to define polar perimeter information, storing the polar perimeter information, retrieving the stored polar perimeter information u...
07/10/2007
7242402Method of visualization of a part of a three-dimensional image
The invention concerns a method of visualization of a part of a three-dimensional image. The part is defined by a finite predetermined volume, a sphere, for example, the center of which is located on an element of interest present in the three-dimensional image. In ...
07/10/2007
7242407Reprojecting map images using graphical techniques
A system and method of re-projecting a map image using graphical techniques is provided. A digital map image, in a first projection, may be divided into a number of rectangular sub-images, the geographic coordinates for the four corners of the rectangular sub-image ...
07/10/2007
7239325Image generation method and image generation device
It is an object of the present invention to generate more realistic pattern by mapping a texture to a three-dimensional polygon. An image generation device has image memory, in which are stored basic textures to be mapped to generate overall patterns on polygons by ...
07/03/2007
7240294Method of constructing a composite image
A method and apparatus are provided for constructing a composite image within an image space of a webpage. The method includes the steps of displaying a plurality of source images within a content area of the webpage and dividing the image space of the composite ima...
07/03/2007
7239327Method of processing an image for display and system of same
A method for processing a digital signal to enhance the resolution is disclosed. An embodiment provides for a method of processing an image for display on a display having sub-pixel display capability. The method first maps a plurality sub-pixels of the display to c...
07/03/2007
7239329Brush texture simulating apparatus and method
Techniques for superimposing highlights and shadows onto a background in order to simulate a brush texture graphical style within a software application's component window. The techniques include decoding a user-selected base-color into its individual color componen...
07/03/2007
7239314Method for 2-D animation
A method for approximating the lighting of a 2-dimensional image that is to be incorporated into a live-action scene using an image processing tool. The 2-dimensional image has an interior defined by an edge. The method includes: approximating a plurality of edge no...
07/03/2007
7236178Dynamically adjusted brush for direct paint systems on parameterized multi-dimensional surfaces
A system that implements a “tangent space brush,” allowing a user to paint directly onto a parameterized object, for example a three dimensional object. A tangent space brush projects coordinates from an input device to the world-space point on the surface of th...
06/26/2007
7236204System and method for rendering graphics and video on a display
A method for properly rendering various types of graphical and video content is disclosed comprising: determining whether a display on which the content is to be displayed is a progressive or an interlaced display; for a progressive display, de-interlacing any inter...
06/26/2007
7237221Matrix optical process correction
A method for performing a matrix-based verification technique such as optical process correction (OPC) that analyzes interactions between movement of a fragment on a mask and one or more edges to be created on a wafer. In one embodiment, each edge to be created is a...
06/26/2007
7236165System and method for asynchronous storage and playback of a system state
A system and method for asynchronous storage and playback of system data provides asynchronously recording of a set of data as a dynamic snapshot at a predetermined time, and periodically recording, at a predetermined time interval, additional system commands which ...
06/26/2007
7236174Adaptively filtering outlines of typographic characters to simplify representative control data
The principles of the present invention relate to adaptively filtering outlines of typographic characters to simply representative control data. A filtering module receives a set of control points (and instructions for connecting the control points) representing a g...
06/26/2007
7233337Method and apparatus for modeling and real-time rendering of surface detail
A method comprising generating a surface detail model using a modeling technique, and rendering surface detail in accordance with the developed surface detail model over an object surface. The described method enables computer-generated images containing representat...
06/19/2007
7233332Method and apparatus for rendering shadows
A method and apparatus for rendering shadows. A pre-rendering process implements a two dimensional array or map of depth-based functions, such as a visibility function in z. During rendering of an object scene, these functions are accessed via lookup operations to e...
06/19/2007
7230624Method and apparatus for modeling and real-time rendering of surface detail
A method comprising generating a surface detail model using a modeling technique, and rendering surface detail in accordance with the developed surface detail model over an object surface. The described method enables computer-generated images containing representat...
06/12/2007
7230628Previewing a framed image print
An apparatus and method of generating a visual representation of an image based product. Where the image based product is a picture image, the method produces a framed prototype image showing the picture image framed within a frame. The method includes providing a f...
06/12/2007
7231632System for reducing the number of programs necessary to render an image
A system for reducing memory and computational requirements of graphics operations. The system provides techniques for combining otherwise individual operations to apply filters to images. A combined filter emerging from the combination spares the processor time and...
06/12/2007
7230619Use of sigma-weighted darkmaps for texture map processing
A respective weighting value is calculated for each texel in a texture map that is to be used to render a 3D computer model, the weighting value being calculated in dependence upon the red, green and blue values of the texel. Each weighting value is stored as an alp...
06/12/2007
7227545Unified subdivision scheme for polygonal modeling
A method, computer readable storage, and apparatus for improving subdivision schemes for subdivision surfaces. The present method can correct distortion from the base mesh caused by prior art subdivision and smoothing schemes. In one embodiment, the method includes:...
06/05/2007
7227551Manipulating text and graphic appearance
A method, device and computer system for creating a smooth, continuous height (scalar or vector) field are described. The described techniques permit arbitrary closed regions to be smoothly shaded without producing unnatural smoothness at the region's edges or bound...
06/05/2007
7227555Rendering volumetric fog and other gaseous phenomena
Systems for rendering a gaseous display. The distance from a user's reference point to each pixel through the gas is determined. The distance is then converted into an attenuation factor that is used to blend the scene color with the gas color. The result can then b...
06/05/2007
7227550Processing module for a computer system device
A processing module converts an input signal, which is generated in a computer system device, into a digital output signal at a video output. The digital output signal is adapted to be visualized by a display device. The processing module includes a scaler for scali...
06/05/2007
7224358Systems and methods for optimizing geometric stretch of a parametrization scheme
Systems and methods are provided for optimizing the geometric stretch of a parametrization scheme. Given an arbitrary mesh, the systems and methods construct a progressive mesh (PM) such that all meshes in the PM sequence share a common texture parametrization. The ...
05/29/2007
7225404Method and apparatus for determining forces to be applied to a user through a haptic interface
A method and apparatus for determining forces to be applied to a user through a haptic interface. The method includes the steps of generating a representation of an object in graphic space, sensing the position of the user in real space and calculating a force to be...
05/29/2007
7221372Method of analyzing and modifying a footprint
In a method of analyzing and modifying a footprint depending on a specified number of texture elements touched by the footprint, in a graphics system providing the texture elements having a resolution, a dimension or a shape of the footprint is initially determined....
05/22/2007
7219997Method and apparatus for three dimensionally displaying eyeground and measuring coordinates thereof
Presented are a shape measuring step (A) in which the size L of an eyeball 1 and the shape R of the eyeground 2 are measured, an eyeball setting step (B) for setting an eyeball template 3, an eyeground image taking step (C) for taking images of ...
05/22/2007
7221371Shorter footprints for anisotropic texture filtering
Shortening a footprint is a technique to reduce the number of texture samples anisotropically filtered to determine a texture value associated with a graphics fragment. Reducing the number of texture samples anisotropically filtered reduces the number of texture sam...
05/22/2007
7218792Stylized imaging using variable controlled illumination
A method generates a stylized image. First, a set of images is acquired of a scene. Each image is acquired under a different lighting condition. Silhouette edges are detected in the set of images. Texture regions are identified in the set of images according to the ...
05/15/2007
7218322Systems and methods for providing a fine to coarse look ahead in connection with parametrization metrics in a graphics system
Systems and methods are provided for providing a fine-to-coarse look ahead in connection with parametrization in a graphics system. The use of a variety of parametrization metrics may be supplemented and improved by the fine-to-coarse look ahead techniques of the in...
05/15/2007
7216065Reflecting surface design system, reflecting surface design method, recording medium, and computer program
A reflecting surface design system (50) has (1) first rendering means (54) for displaying a free-form surface (20) on which a plurality of segments (24), each of which is defined by a plurality of vertices (251 to 25
05/08/2007
7216116Data analysis system with automated query and visualization environment setup
A primary graphical input device such as a scroll bar or slider is displayed in order to allow graphical input and adjustment of at least one parameter, such as the page number of a displayed document in a word-processing program or a range value in a data visualiza...
05/08/2007
7215336Method for generating surface data to be added to three dimensional shape data
An object of the present invention is to automatically determine the orientation of a newly generated surface, etc. when performing such processing as filling a dropout portion of three dimensional shape data, and to generate more natural three dimensional shape dat...
05/08/2007
7215340Object space EWA splatting of point-based 3D models
A method renders a 3D model of a graphics object wherein the model includes discrete zero-dimensional points. A first opaque polygon is centered on each point, and the polygon is rendered to obtain depth values of a depth image in a z-buffer. A second polygon is cen...
05/08/2007
7212204System and method for graphics culling
A method is disclosed for culling an object database in a graphics processing system. In one embodiment, the method comprises encoding per-object parameters and culling parameters. The per-object parameters are encoded in texture format thereby creating at least one...
05/01/2007
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