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Browse by Category: Main > Information Technology
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:
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Patent Number Title Of Patent Date Issued
8711142 Visual model importation Apr. 29, 2014
8711151 Hair motion compositor system for use in a hair/fur pipeline Apr. 29, 2014
8711141 3D image generating method, 3D animation generating method, and both 3D image generating module and 3D animation generating module thereof Apr. 29, 2014
8704830 System and method for path rendering with multiple stencil samples per color sample Apr. 22, 2014
8692829 Calculation of plane equations after determination of Z-buffer visibility Apr. 8, 2014
8686998 Three dimensional graphics system with early occlusion culling using Z-ranges Apr. 1, 2014
8687000 Image generating apparatus and computer program Apr. 1, 2014
8686992 Methods and systems for 3D shape matching and retrieval Apr. 1, 2014
8686999 Dynamic fragment coverage antialiasing Apr. 1, 2014
8681167 Processing pixel planes representing visual information Mar. 25, 2014
8674995 Folding avoidance in skeletal stroke application Mar. 18, 2014
8669981 Images from self-occlusion Mar. 11, 2014
8669979 Multi-core processor supporting real-time 3D image rendering on an autostereoscopic display Mar. 11, 2014
8665276 Image processing method for feature retention and the system of the same Mar. 4, 2014
8666189 Methods and apparatus for flat region image filtering Mar. 4, 2014
8665293 Automatic draw order Mar. 4, 2014
8659623 Three-dimensional (3D) virtual world wormholes Feb. 25, 2014
8654130 Computer readable medium for modifying an animation wire frame Feb. 18, 2014
8648953 Image display apparatus and method, as well as program Feb. 11, 2014
8633926 Mesoscopic geometry modulation Jan. 21, 2014
8629886 Layer combination in a surface composition system Jan. 14, 2014
8624888 Screen space optimization techniques for use in a hair/fur pipeline Jan. 7, 2014
8624889 Multiple instantiable effects in a hair/fur pipeline Jan. 7, 2014
8624892 Integration of graphical application content into the graphical scene of another application Jan. 7, 2014
8624894 Apparatus and method of early pixel discarding in graphic processing unit Jan. 7, 2014
8624909 Image processing system and method thereof Jan. 7, 2014
8625882 User interface with three dimensional user input Jan. 7, 2014
8619079 Ray tracing system architectures and methods Dec. 31, 2013
RE44658 Storage medium having input processing program stored thereon and input processing device Dec. 24, 2013
8610729 Floating point computer system with fog Dec. 17, 2013
8605088 Method for reconstructing geometry mapping Dec. 10, 2013
8599201 System and method for a stencil-based overdraw visualizer Dec. 3, 2013
8599215 Method, apparatus and system for joining image volume data Dec. 3, 2013
8599403 Full depth map acquisition Dec. 3, 2013
8593456 Image generating apparatus, method of generating image, program, and recording medium Nov. 26, 2013
8587583 Three-dimensional environment reconstruction Nov. 19, 2013
8581902 Reducing the size of a model using visibility factors Nov. 12, 2013
8576219 Linear interpolation of triangles using digital differential analysis Nov. 5, 2013
8564589 System and method for accelerated ray-box intersection testing Oct. 22, 2013
8558832 System, method, and computer program product for generating a plurality of two-dimensional images and depth maps for a scene at a point in time Oct. 15, 2013
8525843 Graphic system comprising a fragment graphic module and relative rendering method Sep. 3, 2013
8514218 Image-based path planning for automated virtual colonoscopy navigation Aug. 20, 2013
8514225 Scaling pixel depth values of user-controlled virtual object in three-dimensional scene Aug. 20, 2013
8508544 Small primitive detection to optimize compression and decompression in a graphics processor Aug. 13, 2013
8502820 Architectures for concurrent graphics processing operations Aug. 6, 2013
8502817 Directing camera behavior in 3-D imaging system Aug. 6, 2013
8502821 System for three-dimensional rendering of electrical test and measurement signals Aug. 6, 2013
8497861 Method for direct volumetric rendering of deformable bricked volumes Jul. 30, 2013
8493378 Polygon dissection in a geographic information system Jul. 23, 2013
8493383 Adaptive depth of field sampling Jul. 23, 2013

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