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Class Information
Number: 345/422
Name: Computer graphics processing, operator interface processing, and selective visual display systems > Computer graphics processing > Three-dimension > Hidden line/surface determining > Z buffer (depth buffer)
Description: Subject matter wherein a memory having locations corresponding to display locations stores distance information* which is used to determine which objects or portions of objects are hidden.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7375727 |
System, method and computer program product for geometrically transforming geometric objects |
May. 20, 2008 |
| 7372471 |
System and method for single-sample virtual coverage anti-aliasing |
May. 13, 2008 |
| 7369139 |
Background rendering of images |
May. 6, 2008 |
| 7365743 |
Assignments for parallel rasterization |
Apr. 29, 2008 |
| 7362327 |
Method for drawing object that changes transparency |
Apr. 22, 2008 |
| 7358970 |
Method and apparatus for modifying depth values using pixel programs |
Apr. 15, 2008 |
| 7355598 |
System and method for fast generation of high-quality maximum/minimum intensity projections |
Apr. 8, 2008 |
| 7336275 |
Pseudo random number generator and method |
Feb. 26, 2008 |
| 7333106 |
Method and apparatus for Z-buffer operations |
Feb. 19, 2008 |
| 7327361 |
Three-dimensional image generating apparatus, storage medium storing a three-dimensional image generating program, and three-dimensional image generating method |
Feb. 5, 2008 |
| 7315301 |
Computer graphics processing system, computer memory, and method of use with computer graphics processing system utilizing hierarchical image depth buffer |
Jan. 1, 2008 |
| 7310100 |
Efficient graphics pipeline with a pixel cache and data pre-fetching |
Dec. 18, 2007 |
| 7307631 |
Computer graphics |
Dec. 11, 2007 |
| 7301537 |
Graphics processing apparatus, methods and computer program products using minimum-depth occlusion culling and zig-zag traversal |
Nov. 27, 2007 |
| 7292257 |
Interactive viewpoint video system and process |
Nov. 6, 2007 |
| 7292242 |
Clipping with addition of vertices to existing primitives |
Nov. 6, 2007 |
| 7280120 |
Compositing with a sub-pixel mask in graphic object rendering |
Oct. 9, 2007 |
| 7277583 |
Game software and game machine |
Oct. 2, 2007 |
| 7268779 |
Z-buffering techniques for graphics rendering |
Sep. 11, 2007 |
| 7259765 |
Head/data scheduling in 3D graphics |
Aug. 21, 2007 |
| 7250948 |
System and method visible surface determination in computer graphics using interval analysis |
Jul. 31, 2007 |
| 7245298 |
Game system, image drawing method for game system, and computer-readable storage medium storing game program |
Jul. 17, 2007 |
| 7239326 |
Method and system for providing edge antialiasing |
Jul. 3, 2007 |
| 7233332 |
Method and apparatus for rendering shadows |
Jun. 19, 2007 |
| 7233964 |
Method and system for compositing three-dimensional graphics images using associative decision mechanism |
Jun. 19, 2007 |
| 7230624 |
Method and apparatus for modeling and real-time rendering of surface detail |
Jun. 12, 2007 |
| 7227555 |
Rendering volumetric fog and other gaseous phenomena |
Jun. 5, 2007 |
| 7224359 |
Depth clamping system and method in a hardware graphics pipeline |
May. 29, 2007 |
| 7218321 |
Hidden line processing method for erasing hidden lines in projecting a three-dimensional model consisting of a plurality of polygons onto a two-dimensional plane |
May. 15, 2007 |
| 7218317 |
Mechanism for reducing Z buffer traffic in three-dimensional graphics processing |
May. 15, 2007 |
| 7215340 |
Object space EWA splatting of point-based 3D models |
May. 8, 2007 |
| 7199807 |
Mixed reality presentation method and mixed reality presentation apparatus |
Apr. 3, 2007 |
| 7199793 |
Image-based modeling and photo editing |
Apr. 3, 2007 |
| 7199794 |
Picture processing device, picture processing method, and game device and storage medium using the same |
Apr. 3, 2007 |
| 7184040 |
Early stencil test rejection |
Feb. 27, 2007 |
| 7176919 |
Recirculating shade tree blender for a graphics system |
Feb. 13, 2007 |
| 7176934 |
3-D graphics texturing system using encrypted textures |
Feb. 13, 2007 |
| 7170515 |
Rendering pipeline |
Jan. 30, 2007 |
| 7169113 |
Portrayal of human information visualization |
Jan. 30, 2007 |
| 7170525 |
Texturing system |
Jan. 30, 2007 |
| 7167600 |
Drawing method for drawing image on two-dimensional screen |
Jan. 23, 2007 |
| 7164790 |
System and method for progressive stereo matching of digital images |
Jan. 16, 2007 |
| 7154502 |
3D graphics with optional memory write before texturing |
Dec. 26, 2006 |
| 7154501 |
Method and apparatus for three-dimensional parallax drawing |
Dec. 26, 2006 |
| 7142207 |
Hierarchical sorting of linked objects in virtual three-dimensional space |
Nov. 28, 2006 |
| 7136786 |
Method and system for modeling interaction of objects |
Nov. 14, 2006 |
| 7136062 |
Scalable multiparty conferencing and collaboration system and method of dynamically allocating system resources and providing true color support in same |
Nov. 14, 2006 |
| 7136081 |
System and method of line sampling object scene information |
Nov. 14, 2006 |
| 7129941 |
Sample replication mode with depth value calculation |
Oct. 31, 2006 |
| 7126598 |
3D image synthesis from depth encoded source view |
Oct. 24, 2006 |
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