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Class 345/424 - Voxel


Subclass of Class 345 - Computer graphics processing and selective visual display systems
Definition: Subject matter wherein a volume element represents a value
No. of patents: 605
Last issue date: 12/20/2011


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NumberTitleIssue Date
7109989Imaging volume data
A computer program and a computer-implemented system and method for generating a two-dimensional image of a volume data set representing an object volume from a selectable viewpoint. An object volume data set includes voxel values ordered by voxels along a row that ...
09/19/2006
7108692Apparatus for applying light to a vessel wall
An apparatus for applying light to a site to be treated on a wall of a vessel in the human or animal body, in particular for laser welding of two vessels to one another, has a light-feeding instrument that guides light generated by an extracorporeal light source to ...
09/19/2006
7108658Method and apparatus for C-plane volume compound imaging
Method and apparatus for displaying an enhanced image based on an image plane of data. A volume data set is acquired, and a plane is defined on an image based on the volume data set. The plane may be a C-plane. Data within the volume data set which is defined by the...
09/19/2006
7107415Posted write buffers and methods of posting write requests in memory modules
A memory module includes a memory hub coupled to several memory devices. The memory hub includes a posted write buffer that stores write requests so that subsequently issued read requests can first be coupled to the memory devices. The write request addresses are al...
09/12/2006
7106611Wavelength division multiplexed memory module, memory system and method
A computer system includes a controller linked to a plurality of memory modules each of which has an optical memory hub and several memory devices coupled to the memory hub. The controller communicates with the memory hubs by coupling optical signals to and from the...
09/12/2006
7104890Program, recording medium, game character rendering method, and game apparatus
A program which can dynamically and realistically express an impact which a game character rendered by motion data receives is provided. In bullet ball-related processing (S114), determination is made about whether a bullet ball hits either one of node assign...
09/12/2006
7103658Rendering calculation processing status monitoring program, and storage medium, apparatus, and method therefor
Information on a calculation progress status output based on rendering software is managed in an information record file. At the same time, identification information from a user that shows a desirable output processing is managed. When a rendering processing in the...
09/05/2006
7103527Negotiated interconnection of visual modeling elements
Described is a method and system that enables open, non-proprietary and extensible visualization and modeling tools by providing multiple-way negotiations between model element end points (nodes) and a connecting model element (arc). Based on these negotiations, a u...
09/05/2006
7103205Breast cancer screening with ultrasound image overlays
An adjunctive ultrasound mammography system and associated methods are described in which an ultrasound image being displayed near an x-ray mammogram image may be superimposed thereon or thereunder by a user for facilitating rapid comprehension of breast structures ...
09/05/2006
7102634Apparatus and method for displaying virtual endoscopy display
An apparatus and method for displaying a three-dimensional virtual endoscopic image are provided. In the method, information on a virtual endoscopic image is input in the form of volume data expressed as a function of three-dimensional position. A two-dimensional re...
09/05/2006
7098908System and method for analyzing and imaging three-dimensional volume data sets
A system and method is provided for analyzing and imaging three-dimensional volume data sets. In one embodiment of the invention, a ribbon section is produced which may include a plurality of planes projected from a polyline. The polyline may include one or more lin...
08/29/2006
7098912Method of modifying a volume mesh using sheet insertion
A method and machine-readable medium provide a technique to modify a hexahedral finite element volume mesh using dual generation and sheet insertion. After generating a dual of a volume stack (mesh), a predetermined algorithm may be followed to modify (refine) the v...
08/29/2006
7098910Hair rendering method and apparatus
A method for rendering hair particles includes determining a grid with vertices and voxels bounding the hair particles, determining hair densities for the vertices, smoothing the hair densities, solving a distance function to form a distance field in response to the...
08/29/2006
7095418Apparatus and methods for texture mapping
The invention provides texture mapping techniques that facilitate interactive painting of a three-dimensional virtual surface by a user in object space, without requiring global parameterization. The texture mapping techniques feature rendering texture for a given v...
08/22/2006
7095409Shot shading method and apparatus
A method for shading objects in a first image and a second image includes receiving a geometric description of a first object, performing once for both the first image and the second image, a first set of shading operations for the first object, performing a second ...
08/22/2006
7092558Automated optimization of medical 3D visualizations
A method of automatically optimizing medical three-dimensional visualizations is providing, including isolating a plurality of anatomical structures within the medical three-dimensional visualization (40), calculating the number of ray intersects, that inters...
08/15/2006
70919913D stereo browser for the internet
A viewer for viewing stereo images either downloaded over a network, such as the Internet, or resident on a personal computer uses a graphical user interface (GUI) to facilitate the display of wireframes with or without texture applied in a variety of formats. In st...
08/15/2006
7091977Animation method of deformable objects using an oriented material point and generalized spring model
Disclosed is an animation method of deformable objects using an oriented material point and generalized spring model. The animation method comprises the following steps of: modeling a structure of a deformable object into oriented material points and generalized spr...
08/15/2006
7088363Storage method of substantial data integrating shape and physical properties
A method of storing substantial data integrating shape and physical properties comprising (A) inputting external data 12 consisting of boundary data of an object 1, (B) dividing, by modified Octree division, the external data into cubical cells 13
08/08/2006
7088361Raycasting perspective views
A method, an apparatus, and a computer program product are disclosed for rendering a digital image using raytracing in a three-dimensional space. A 3-D digital differential analyzer (DDA) denominator vector describes a size condition for stepping to a next cell. Var...
08/08/2006
7088358Collision detection method for deformable objects in a scene
A collision detection method for polygonal objects using OpenGL is provided, comprising dividing a surface of each object into a set of axis aligned bounding boxes (AABB) to build an AABB tree, selecting an object among the plurality of polygonal objects as a refere...
08/08/2006
7085406Method and system for unsupervised transfer function generation for images of rendered volumes
A method and system are provided for generating transfer functions for use in volume rendering of three-dimensional data of an object volume. The method comprises obtaining the three-dimensional data of the object volume, evaluating selected characteristics for a pl...
08/01/2006
7079132System and method for three-dimensional (3D) reconstruction from ultrasound images
A method for local 3-dimensional (3D) reconstruction from 2-dimensional (2D) ultrasound images includes deriving a 2D image of an object; defining a target region within said 2D image; defining a volume scan period; during the volume scan period, deriving further 2D...
07/18/2006
7071937Dirt map method and apparatus for graphic display system
A method and system for map based per-pixel specularity modulation of a surface in a real time 3D graphics renderer through the use of interpolated specularity function or environmental map values. One or more functional modules calculate a pair of specular light in...
07/04/2006
7068288System and method for moving graphical objects on a computer controlled system
A user interface method and system for positioning graphical objects in the display area of a free form system. A selected object may operate in a first state where it can be moved to different positions within the display area. The selected object may further opera...
06/27/2006
7065004Horizon-based residual depth migration velocity analysis
A method is disclosed for processing seismic data. The method includes prestack depth migrating the seismic data to generate common image gathers using an initial velocity-depth model. Horizons in the migrated seismic data are selected. Residual migration velocity a...
06/20/2006
7061484User-interface and method for curved multi-planar reformatting of three-dimensional volume data sets
A user interface for a computer-implemented Multi-Planar Reformatting (MPR) system comprises three display areas in which are displayed three orthogonal MPR images of the volume data set; a curve drawing tool to allow a user to define a curve through the volume data...
06/13/2006
7057618Patch picking methods and apparatus
A computer program product for a computer system includes code that directs a processor to display a two-dimensional representation of a three-dimensional object on a display, wherein the two-dimensional representation comprises a plurality of two-dimensional region...
06/06/2006
7057388Magnetic resonance method and device
The invention relates to a method for magnetic resonance imaging (MRI) of at least a portion of a body placed in a stationary and substantially homogeneous main magnetic field. The method comprises the steps of subjecting the body to a diffusion-weighting sequence (...
06/06/2006
7054800Analysis model data creating method and apparatus, and recording medium having analysis model data creating program recorded theron
According to the present invention, even if an analysis target has a complicated shape, for example, two or more cutting surfaces, elements can be automatically extracted therefrom without reducing any analysis accuracy. For each voxel interfering with shape data, a...
05/30/2006
7050054Method, apparatus, signals and codes for establishing and using a data structure for storing voxel information
A data structure includes a plurality of voxel element arrays of memory locations, the arrays being arranged and associated with a set of indices whereby indices of the set identify corresponding memory locations in each array. The data structure further includes a ...
05/23/2006
7047351Memory hub bypass circuit and method
A computer system and a method used to access data from a plurality of memory devices with a memory hub. The computer system includes a plurality of memory modules coupled to a memory hub controller. Each of the memory modules includes the memory hub and the plurali...
05/16/2006
7046253Processing graphic objects for fast rasterised rendering
Disclosed are methods, apparatus (1) and computer readable media for rendering at least one graphic object (80, 90) described by at least one edge (82-86, 92-98) into a raster pixel image (78) having a plurality of scan line...
05/16/2006
7046244System and method for rendering images using a strictly-deterministic methodology including recursive rotations for generating sample points
A computer graphics system generates a pixel value for a pixel in an image, the pixel being representative of a point in a scene. The computer graphics system generates the pixel value by an evaluation of an integral of a selected function. The computer graphics sys...
05/16/2006
7043413Method for modeling an arbitrary well path in a hydrocarbon reservoir using adaptive meshing
Methods and systems for adapting an unstructured mesh to a modeled space. In one embodiment, a surface is defined in the modeled space, intersections of the surface with the elements of the mesh are determined, and new elements within the intersected elements are de...
05/09/2006
70386983D stereo browser for the internet
A viewer for viewing stereo images either downloaded over a network, such as the Internet, or resident on a personal computer uses a graphical user interface (GUI) to facilitate the display of wireframes with or without texture applied in a variety of formats. In st...
05/02/2006
7037263Computing spatial derivatives for medical diagnostic imaging methods and systems
Spatial derivatives are computed. In one method, gradients are determined from data in an acoustic domain rather than a Cartesian or display coordinate domain. The gradients determined from data in the acoustic domain are then transformed to the Cartesian coordinate...
05/02/2006
7035436Method of generating poses and motions of a tree structure link system
A method of generating poses and motions of a tree structure link system that is made by modeling of a man, animals, robots, etc., and consists of multiple links connected at joints, characterized in that by giving arbitrary numbers of constraint conditions to arbit...
04/25/2006
7034845Method for antialiasing an object represented as a two-dimensional distance field in image-order
A method and apparatus determine an antialiased intensity of a component of a pixel from a two-dimensional distance field representing an object. A set of sample points in the two-dimensional distance field is associated with the component of the pixel. A distance i...
04/25/2006
7034822System and method for producing 3D video images
A method and system generates 3D video images from point samples obtained from primary video data in a 3D coordinate system. Each point sample contains 3D coordinates in a 3D coordinate system, as well as colour and/or intensity information. On subsequently renderin...
04/25/2006
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