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| Number | Title | Issue Date |
| 6246421 | Apparatus and method for parallel rendering of image pixels A two-dimensional image coordinate system is divided into areas each composed of N pixels in a first direction and M pixels in a second direction perpendicular to the first direction. Variations of rendering data for pixels are calculated with respect to ... | 06/12/2001 |
| 6184896 | System and method for improved rendering of graphical rotations A system and method for rendering of graphical rotations. The system includes a processor coupled to system memory, a display device, and optionally a graphics accelerator. The processor operates on a matrix M with a matrix operator having the properties ... | 02/06/2001 |
| 6151025 | Method and apparatus for complexity reduction on two-dimensional convolutions for image processing A method and apparatus are provided for reducing the complexity of two-dimensional linear convolutions. All possible pixel patterns for a row of a pixel array are determined and multiplied by a corresponding row in a convolution kernel matrix. The partial... | 11/21/2000 |
| 6097437 | Format converter A format converter includes: a microcomputer for receiving horizontal and vertical synchronizing signals from a host, determining a video mode, and generating data that indicates the number of dots per a period of a horizontal output signal; a W-PLL and t... | 08/01/2000 |
| 6056556 | Computer-based simulation examination of architectural practice The present invention relates to computer-based technology in assessment particularly for the licensing and certification of professionals such as architects and engineers. For assessment of architects, the system includes tools and methods for item creat... | 05/02/2000 |
| 6023264 | Method to estimate the white point on a display device A method for estimating a white point includes displaying a plurality of grey patches on a screen; requesting that a user select a patch corresponding to a neutral grey; and iteratively converging to a patch where the estimated white point is the most neu... | 02/08/2000 |
| 6009437 | Linear fitting with missing data: applications to structure-from-motion and to characterizing intensity images A method for generating a complete scene structure from a video sequence that provides incomplete data. The method has a first step of building a first matrix consisting of point locations from a motion sequence by acquiring a sequence of images of a fixe... | 12/28/1999 |
| 5862268 | Bilinear decimator with error compensation A bilinear decimator converts an input data sequence representing a high resolution image formed by N horizontal pixel lines to an output data sequence representing a lower resolution image formed by P horizontal pixel lines where N>P. The decimation rati... | 01/19/1999 |
| 5848201 | Image processing system and its method and electronic system having an image processing system The image processing system according to this invention is very practical, because it allows a variety types of split-screen image data, including window displays, to be generated. In addition, the image processing system according to this invention, whic... | 12/08/1998 |
| 5841422 | Method and apparatus for reducing the number of matrix operations when converting RGB color space signals to YCbCr color space signals In a method and apparatus for reducing the number of matrix operations when converting digitized RGB color space signals to digitized YCbCr color space signals, at least two color difference signals, each being in terms of any two of the digitized RGB col... | 11/24/1998 |
| 5825368 | Method and apparatus for rendering graphical components on a display utilizing geometric constraints A method and apparatus for rendering statistical graphics which utilizes geometric constraints and bounding boxes to compute coordinate transformations at the time a graphical object is rendered. The invention transforms coordinates in an intrinsic coordi... | 10/20/1998 |
| 5687305 | Projection of images of computer models in three dimensional space A system and method for precisely superimposing images of computer models in three-dimensional space to a corresponding physical object in physical space. The system includes a computer for producing a computer model of a three-dimensional object. A proje... | 11/11/1997 |
| 5581665 | Three-dimensional object movement and transformation processing apparatus for performing movement and transformation of an object in a three-diamensional space A three-dimensional object movement and transformation processing apparatus has a shape storing section for storing shapes of a plurality of three-dimensional objects, an affine matrix calculating section for calculating transformation affine matrices Mow... | 12/03/1996 |
| 5528736 | Apparatus and method for performing a two-dimensional block data transform without transposition A circuit for performing a two-dimensional transform on an N×M block of input data elements includes a row transform section that sequentially receives N rows of input data and performs a one-dimensional transform on each row as it is received. The row t... | 06/18/1996 |
| 5459484 | Display control system and method of using same A new and improved display control system includes a set of low speed analog to digital converters for converting incoming, high resolution information such as workstation based information into digital information for display on a low resolution display ... | 10/17/1995 |
| 5418893 | Method of digitally processing images When processing an image it is often necessary to combine parts of its matrix mathematically, e.g. to multiply a part of this matrix with a given weighting function. In this context scalar products of vectors are important operations. The invention provid... | 05/23/1995 |
| 5396607 | Matrix address generator and multivalue gradation processor having the same The present invention provides a matrix address generator for generating horizontal and vertical addresses in various patterns in the case where a memory table matrix provided in gradation data storage means is specified by the horizontal and vertical add... | 03/07/1995 |
| 5381182 | Flat panel image reconstruction interface for producing a non-interlaced video signal An electronic interface for converting an interlaced video signal to a non-interlaced video signal suitable for an LCD flat panel. An analog interpolator scheme is used in which the information available in an incoming video scan line is delayed and sampl... | 01/10/1995 |
| 4709232 | Matrix transcoding system in videotext systems A system for transcoding signals for a 12×10 dot matrix into signals for a 8×10 dot matrix uses a two phase conversion process. In the first phase, the pixels of each line are arranged in groups of three and in their natural order. Each group of three p... | 11/24/1987 |
| 4600919 | Three dimensional animation The disclosure is directed to an improved method and apparatus for generating a sequence of video frames representative of three-dimensional animation. A plurality of key frames are stored, each key frame including a common figure having one or more joint... | 07/15/1986 |
