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Class Information
Number: 345/531
Name: Computer graphics processing, operator interface processing, and selective visual display systems > Computer graphics display memory system > Graphic display memory controller
Description: Subject matter including means for controlling the read/write operations of the graphics display memory.










Sub-classes under this class:

Class Number Class Name Patents
345/534 Memory access timing signals 204
345/535 Memory arbitration 180
345/532 Plural memory controllers 117
345/533 Using different access modes 111


Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16

Patent Number Title Of Patent Date Issued
6924813 Technique for eliminating stale information from a computer graphics buffer Aug. 2, 2005
6924809 Method and buffer device for data stream transformation Aug. 2, 2005
6922195 Image processing apparatus Jul. 26, 2005
6919901 Graphics system register data generation Jul. 19, 2005
6919902 Method and apparatus for fetching pixel data from memory Jul. 19, 2005
6919896 System and method of optimizing graphics processing Jul. 19, 2005
6917364 Method and apparatus for managing texture memory in a data processing system Jul. 12, 2005
6917363 Method and system for processing two-dimensional image data Jul. 12, 2005
6911983 Double-buffering of pixel data using copy-on-write semantics Jun. 28, 2005
6911984 Desktop compositor using copy-on-write semantics Jun. 28, 2005
6909434 Display frame buffer update method and device Jun. 21, 2005
6907521 Enabling video BIOS and display drivers to leverage system BIOS platform abstract Jun. 14, 2005
6906720 Multipurpose memory system for use in a graphics system Jun. 14, 2005
6903744 Graphics processing system Jun. 7, 2005
6903745 Image processing apparatus and image processing method Jun. 7, 2005
6900812 Logic enhanced memory and method therefore May. 31, 2005
6897873 Display control apparatus having replaceable color palette May. 24, 2005
6897871 Graphics processing architecture employing a unified shader May. 24, 2005
6897872 Controller of multi function device May. 24, 2005
6894691 Dynamic switching of parallel termination for power management with DDR memory May. 17, 2005
6885377 Image data output controller using double buffering Apr. 26, 2005
6885384 Method of creating a larger 2-D sample location pattern from a smaller one by means of X, Y address permutation Apr. 26, 2005
6870541 RAM incorporated display driver for reducing load on display screen control and image display apparatus including the same display driver Mar. 22, 2005
6870542 System and method for filtering graphics data on scanout to a monitor Mar. 22, 2005
6867783 Recording medium having recorded thereon three-dimensional graphics drawing data having data structure shareable by frames and method of drawing such data Mar. 15, 2005
6853381 Method and apparatus for a write behind raster Feb. 8, 2005
6850241 Swapped pixel pages Feb. 1, 2005
6850246 Screen display unit capable of displaying greater number of colors on the same screen Feb. 1, 2005
6842179 Graphics processing system Jan. 11, 2005
6839066 Image data output apparatus, and image data output program storage medium Jan. 4, 2005
6836273 Memory management method, image coding method, image decoding method, image display method, memory management apparatus, and memory management program storage medium Dec. 28, 2004
6836272 Frame buffer addressing scheme Dec. 28, 2004
6831654 Data processing system Dec. 14, 2004
6831652 Method and system for storing graphics data Dec. 14, 2004
6831649 Two-dimensional buffer pages using state addressing Dec. 14, 2004
6828977 Dynamic buffer pages Dec. 7, 2004
6825845 Virtual frame buffer control system Nov. 30, 2004
6822654 Memory controller chipset Nov. 23, 2004
6822647 Displays having processors for image data Nov. 23, 2004
6819324 Memory interleaving technique for texture mapping in a graphics system Nov. 16, 2004
6819322 Method and apparatus for detecting potential lock-up conditions in a video graphics controller Nov. 16, 2004
6819326 Memory address translation for image processing Nov. 16, 2004
6812928 Performance texture mapping by combining requests for image data Nov. 2, 2004
6806881 Graphics controller for high speed transmission of memory read commands Oct. 19, 2004
6803917 Checkerboard buffer using memory bank alternation Oct. 12, 2004
6803918 Image processing apparatus Oct. 12, 2004
6801207 Multimedia processor employing a shared CPU-graphics cache Oct. 5, 2004
6791555 Apparatus and method for distributed memory control in a graphics processing system Sep. 14, 2004
6791560 Apparatus and method for accessing vertex data Sep. 14, 2004
6784890 Accelerated graphics port expedite cycle throttling control mechanism Aug. 31, 2004

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