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Class Information
Number: 345/421
Name: Computer graphics processing, operator interface processing, and selective visual display systems > Computer graphics processing > Three-dimension > Hidden line/surface determining
Description: Subject matter wherein it is determined whether a portion of an object is hidden or covered by another object and, if so, not displaying (removing) that portion of the object which is hidden.

Sub-classes under this class:

Class Number Class Name Patents
345/422 Z buffer (depth buffer) 697

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
8711151 Hair motion compositor system for use in a hair/fur pipeline Apr. 29, 2014
8711155 Early kill removal graphics processing system and method Apr. 29, 2014
8711142 Visual model importation Apr. 29, 2014
8687000 Image generating apparatus and computer program Apr. 1, 2014
8686992 Methods and systems for 3D shape matching and retrieval Apr. 1, 2014
8686998 Three dimensional graphics system with early occlusion culling using Z-ranges Apr. 1, 2014
8674995 Folding avoidance in skeletal stroke application Mar. 18, 2014
8674985 Method, medium, and system rendering 3D graphic data to enhance image quality of transparent objects Mar. 18, 2014
8669979 Multi-core processor supporting real-time 3D image rendering on an autostereoscopic display Mar. 11, 2014
8665293 Automatic draw order Mar. 4, 2014
8665276 Image processing method for feature retention and the system of the same Mar. 4, 2014
8665270 Method of determining implicit hidden features of phenomena which can be represented by a point distribution in a space Mar. 4, 2014
8665269 Method of determining features of events or processes having a dynamic evolution in space and/or time Mar. 4, 2014
8665268 Image data and annotation processing system Mar. 4, 2014
8665271 System and method for iterative interactive ray tracing in a multiprocessor environment Mar. 4, 2014
8659597 Multi-view ray tracing using edge detection and shader reuse Feb. 25, 2014
8659623 Three-dimensional (3D) virtual world wormholes Feb. 25, 2014
8654130 Computer readable medium for modifying an animation wire frame Feb. 18, 2014
8633929 System and method of rendering interior surfaces of 3D volumes to be viewed from an external viewpoint 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
8619074 Rendering personalized text on curved image surfaces Dec. 31, 2013
RE44658 Storage medium having input processing program stored thereon and input processing device Dec. 24, 2013
8605992 Image completion using scene geometry Dec. 10, 2013
8593459 Tree insertion depth adjustment based on view frustum and distance culling Nov. 26, 2013
8593456 Image generating apparatus, method of generating image, program, and recording medium Nov. 26, 2013
8587585 Backface culling for motion blur and depth of field 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
8570322 Method, system, and computer program product for efficient ray tracing of micropolygon geometry Oct. 29, 2013
8564589 System and method for accelerated ray-box intersection testing Oct. 22, 2013
8547374 Detection and reconstruction of 3D objects with passive imaging sensors Oct. 1, 2013
8531457 Apparatus and method for finding visible points in a cloud point Sep. 10, 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
8497861 Method for direct volumetric rendering of deformable bricked volumes Jul. 30, 2013
8493383 Adaptive depth of field sampling Jul. 23, 2013
8493378 Polygon dissection in a geographic information system Jul. 23, 2013
8487929 Resolution enhancement of video stream based on spatial and temporal correlation Jul. 16, 2013
8483504 Digital auto-focusing apparatus and method Jul. 9, 2013
8477134 Conservative triage of polygon status using low precision edge evaluation and high precision edge evaluation Jul. 2, 2013
8471850 Image generating apparatus, method of generating image, program, and recording medium Jun. 25, 2013
8471854 Geospatial modeling system providing user-selectable building shape options and related methods Jun. 25, 2013
8466912 Content display device, content display method, content display program, recording medium, server apparatus, content providing method and content providing program Jun. 18, 2013
8462156 Method and system for generating shadows in a graphics processing unit Jun. 11, 2013
8456468 Graphic rendering method and system comprising a graphic module Jun. 4, 2013
8446409 Method and apparatus for rendering computer graphic images of translucent and opaque objects May. 21, 2013
8441482 Systems and methods for self-intersection avoidance in ray tracing May. 14, 2013
8441496 Method and system for modifying and rendering scenes via display lists May. 14, 2013

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