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| Number | Title | Issue Date |
| 5005117 | Three-dimensional computer graphics apparatus with two-port memory for storing depth information Depth information is stored in a 2-port memory having a random port and a serial port. The depth information is read out from the serial port of the 2-port memory and is supplied to an integrated circuit. The integrated circuit performs pipeline processin... | 04/02/1991 |
| 4967392 | Drawing processor for computer graphic system using a plurality of parallel processors which each handle a group of display screen scanlines The invention is a method and apparatus primarily for generating pixel representations for the video display of three-dimensional objects projected onto a two-dimensional pixel plane. The scanlines of the pixel plane are associated into N interlaced sets,... | 10/30/1990 |
| 4945500 | Triangle processor for 3-D graphics display system A process which stores a representation of a polygon forming a portion of a three-dimensional object and compares the polygon to pixels from a scan line as they are passed by. The processor stores a representation of a polygon and compares each pixel pass... | 07/31/1990 |
| 4901064 | Normal vector shading for 3-D graphics display system A system is provided for application of a lighting model to a rasterized stream of pixels. The system typically includes a series of circuits, each for applying a lighting model to a single pixel. Each chip typically includes some memory sources for stori... | 02/13/1990 |
| 4870406 | High resolution graphics display adapter A display adapter for displaying graphics data in pixel form on a high resolution display monitor includes a digital signal processor for managing adapter resources and controlling coordinate transformations, a system storage which is divided into a first... | 09/26/1989 |
| 4866637 | Pipelined lighting model processing system for a graphics workstation's shading function A lighting model processing system for a computer graphics workstation's shading function includes multiple floating point processing stages arranged and operated in pipeline. Each stage is constructed from one or more identical floating point processors.... | 09/12/1989 |
| 4862392 | Geometry processor for graphics display system A geometry process for use in a graphics processing system, especially adapted to couple with a hierarchically structured graphics database memory, a special purpose processor for traversing the database, and a display processor, wherein the geometry proc... | 08/29/1989 |
| 4811205 | Pipeline display control apparatus with logic for blocking graphics processor accesses to shared memory during selected main processor graphics operations A graphics display apparatus employs a general purpose or main microprocessor providing general control of the apparatus including receiving high-level graphic orders defining a desired graphic image from a host processor and dedicated graphics microproce... | 03/07/1989 |
| 4749990 | Image display system and method The present invention generally provides an image display system having display means, image memory means for storing image data in the form of rows and columns of pixels with each pixel having a value representing the intensity level thereof, processor m... | 06/07/1988 |
| 4658247 | Pipelined, line buffered real-time color graphics display system A color graphics system for displaying a plurality of polygons, based upon polygon commands supplied by a host computer. The system accepts the commands from the host and circulates them in a circular queue past a polygon processor or "painter's station" ... | 04/14/1987 |
| 4570233 | Modular digital image generator A digital image generator (DIG) that realizes a modular architecture. The DIG employes a geometric processor that processes a plurality of prioritized faces which comprise an image to be displayed. The faces, in turn, comprise a plurality of picture eleme... | 02/11/1986 |
| 4449201 | Geometric processing system utilizing multiple identical processors A graphic display system uses a plurality of identical processor units each of which is controlled by microcode to perform a particular function in transforming, clipping, and scaling geometric data for presentation on a display. Each processor includes a... | 05/15/1984 |
