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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
7170521Method of and system for storing, communicating, and displaying image data
A system for storing, communicating, and displaying image or graphic data over a network. The system includes a client that is connectable to a server via a network. The server is configured to store an image file having image data, where the structure of the image ...
01/30/2007
7170517Curved-slab maximum intensity projections
A method to define a curved slab region of interest that includes vessels while maximally excluding surrounding soft tissue and bone is provided. The thickness of the curved slab is automatically adapted to the thickness of the vessel and follows the tortuous vessel...
01/30/2007
7167177Macrostructure modeling with microstructure reflectance slices
A method and system for efficient synthesis of photorealistic free-form knitwear, where a single cross-section of yarn serves as the basic primitive for modeling entire articles of knitwear. This primitive, called the lumislice, describes radiance from a yarn cross-...
01/23/2007
7162567Memory hub and method for memory sequencing
A memory module includes a memory hub coupled to several memory devices. The memory hub includes at least one performance counter that tracks one or more system metrics—for example, page hit rate, prefetch hits, and/or cache hit rate. The performance counter commu...
01/09/2007
7162068Medical image displaying device, image obtaining and displaying device, method for displaying image in displaying device, and program for selecting display format
A medical image displaying device for displaying a plurality of image data obtained by photographing a patient, includes: a plurality of display formats for designating at least one selected between each display size of the plurality of image data and each display p...
01/09/2007
7160110Three-dimensional occlusal and interproximal contact detection and display using virtual tooth models
Occlusal contact between upper and lower virtual three-dimensional teeth of a patient when the upper and lower arches are in an occlused condition are determined and displayed to the user on a user interface of a general purpose computing device. Various techniques ...
01/09/2007
7158961Methods and apparatus for estimating similarity
A similarity engine generates compact representations of objects called sketches. Sketches of different objects can be compared to determine the similarity between the two objects. The sketch for an object may be generated by creating a vector corresponding to the o...
01/02/2007
71545063D 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...
12/26/2006
7154500Block-based fragment filtration with feasible multi-GPU acceleration for real-time volume rendering on conventional personal computer
A computer-based method and system for interactive volume rendering of a large volume data on a conventional personal computer using hardware-accelerated block filtration optimizing uses 3D-textured axis-aligned slices and block filtration. Fragment processing in a ...
12/26/2006
7151545System and method for applying accurate three-dimensional volume textures to arbitrary triangulated surfaces
Systems and methods for displaying volume data on an arbitrary three-dimensional polygonal surface are disclosed. For each polygon in the polygonal surface, a two-dimensional texture tile is created and these texture tiles are combined to form texture atlases. Each ...
12/19/2006
7149596Apparatus and methods for modifying a model of an object to enforce compliance with a manufacturing constraint
The invention provides an apparatus and methods for automatically modifying a computer model of an object to comply with a manufacturing constraint for production of the object. In one embodiment, the invention uses a voxel-based approach to automatically modify an ...
12/12/2006
7148896Method for representing image-based rendering information in 3D scene
A method for enabling to use an Image-Based Rendering (IBR) technology in Animation Framework extension (AFX) technology is provided. In the method for representing an object in a 3D scene using an IBR technology in the 3D scene, image information and depth informat...
12/12/2006
7149874Memory 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...
12/12/2006
7143495Backlight etching process
A backlight etching process, and more particularly the etching of a solid, semi-translucent base material, to form an exact image within the material. The base material is preferably translucent and most preferably an acrylic-based product, such as DuPont Corian®. ...
12/05/2006
7142709Generating image data
A method, apparatus, and article of manufacture provide the ability to process image data. A data structure includes a plurality of nodes that represent processing to be performed upon image data. At least one node is generated as a three-dimensional object within a...
11/28/2006
7142208Method for interactive segmentation of a structure contained in an object
The invention relates to a method for the interactive segmentation of a structure contained in an object from a three-dimensional image of the object. In an expansion mode a region expansion process is carried out, the results of said process simply being completely...
11/28/2006
7142212Image generation system and program
The present invention provides an image generation system and a program embodied on an information storage medium or in a carrier wave which can generate an image in real-time of an object that distorts in accordance with an impact position, with a reduced quantity ...
11/28/2006
7139000Method, system and computer product for displaying axial images
A method for displaying axial images that comprises receiving a reconstructed axial image. The reconstructed axial image includes a pre-selected number of completed reconstructed slices, a slice thickness and an interval value. A reformatted axial image is created i...
11/21/2006
7139423Method for building a three-dimensional scene by analyzing a sequence of images
The process comprises the following steps: calculating, for an image, a depth map corresponding to the depth, in the three-dimensional space, of image pixels; calculating, for an image, a resolution map corresponding to the three-dimensional resolution of the image ...
11/21/2006
7136064Occlusion culling for object-order volume rendering
Computerized systems and methods provide occlusion culling for efficiently rendering a three dimensional image. The systems and methods calculate a set of occluder shields in a voxel dataset using a transparency value associated with each voxel of the dataset. Next,...
11/14/2006
7136958Multiple processor system and method including multiple memory hub modules
A processor-based electronic system includes several memory modules arranged in first and second ranks. The memory modules in the first rank are directly accessed by any of several processors, and the memory modules in the second rank are accessed by the processors ...
11/14/2006
7137024System and method for using a learning sequence to establish communications on a high-speed nonsynchronous interface in the absence of clock forwarding
A memory system includes a memory hub controller that sends write data to a plurality of memory modules through a downstream data bus and receives read data from the memory modules through an upstream data bus. The memory hub controller includes a receiver coupled t...
11/14/2006
7133991Method and system for capturing and bypassing memory transactions in a hub-based memory system
A memory hub includes a reception interface that receives data words and captures the data words in response to a first clock signal in a first time domain. The interface also provides groups of the captured data words on an output in response to a second clock sign...
11/07/2006
7133972Memory hub with internal cache and/or memory access prediction
A computer system includes a memory hub for coupling a processor to a plurality of synchronous dynamic random access memory (“SDRAM”) devices. The memory hub includes a processor interface coupled to the processor and a plurality of memory interfaces coupled to ...
11/07/2006
7133041Apparatus and method for volume processing and rendering
An apparatus and method for real-time volume processing and universal three-dimensional rendering. The apparatus includes a plurality of three-dimensional (3D) memory units; at least one pixel bus for providing global horizontal communication; a plurality of renderi...
11/07/2006
7133043Computer graphics methods and apparatus for ray intersection
Ray-intersection methods and apparatus that greatly facilitate processing associated with computer graphics are described. In the described embodiment, a collection of shapes are defined that approximate an object. The described shapes are polygons, with exemplary p...
11/07/2006
7130378Radiographic X-ray device
The radiographic X-ray device according to this invention is constituted in such a way that positional relation detecting unit 25 detects in real time the information regarding the positional relations between X-ray imaging systems 4 and 8 that ...
10/31/2006
7129944Macrostructure modeling with microstructure reflectance slices
A method and system for efficient synthesis of photorealistic free-form knitwear, where a single cross-section of yarn serves as the basic primitive for modeling entire articles of knitwear. This primitive, called the lumislice, describes radiance from a yarn cross-...
10/31/2006
7126599Graphics processing apparatus and method for computing the distance between three-dimensional graphic elements
A graphics processing apparatus for computing the distance between two three-dimensional graphic elements without reducing the user's operating efficiency is provided. The graphics processing apparatus selects, from among three-dimensional objects displayed on a dis...
10/24/2006
7126611Dithered quantization using neighborhood mask array to approximate interpolate
Methods and image forming systems for approximating the value of a function given specified values of input data using a sparse lookup table. Individual samples are quantized and rounded up or down to an adjacent lattice point of the lookup table. Rather than perfor...
10/24/2006
7127091Method and apparatus for visualizing a limited part of a 3D medical image-point-related data set, through basing a rendered image on an intermediate region between first and second clipping planes, and including spectroscopic viewing of such region
For visualizing a limited part of a 3D medical image-point-related data set, Selectively, a geometrically selected part of the data set is suppressed and an image rendered based on any non-suppressed part of the data set. The selected geometrically selected part inc...
10/24/2006
7123255Method and system for medical image display of a three-dimensional representation
A method and system for medical image display comprising means for acquiring two-dimensional images; means for displaying images; means for managing the display of a three-dimensional representation on the means display and for automatically orienting the three-dime...
10/17/2006
7123271Method and apparatus for antialiasing a set of objects represented as a set of two-dimensional distance fields in image-order
A method and apparatus determine an antialiased intensity of a component of a pixel. A set of objects is represented by a set of two-dimensional distance fields. For each distance field, a corresponding set of sample points is associated with the component and a cor...
10/17/2006
7123766Method and system for recognizing and selecting a region of interest in an image
A method and system for recognizing and selecting a portion of an image. The method and system employs user-controlled region growing to select a region within an image. The user manipulates a user input device to interactively increase or decrease the number of ite...
10/17/2006
7120283Methods and apparatus for back-projection and forward-projection
The invention provides improvements in reconstructive imaging of the type in which a volume is reconstructed from a series of measured projection images (or other two-dimensional representations) generated by projection of a point x-ray source (or other radiation so...
10/10/2006
7120723System and method for memory hub-based expansion bus
A system memory includes a memory hub controller, a memory module accessible by the memory hub controller, and an expansion module having a processor circuit coupled to the memory module and also having access to the memory module. The memory hub controller is coupl...
10/10/2006
7120727Reconfigurable memory module and method
A computer system includes a controller coupled to a plurality of memory modules each of which includes a memory hub and a plurality of memory devices divided into a plurality of ranks. The memory hub is operable to configure the memory module to simultaneously addr...
10/10/2006
7120743Arbitration system and method for memory responses in a hub-based memory system
A memory hub includes a local queue that stores local memory responses, a bypass path that passes downstream memory responses, and a buffered queue coupled to the bypass path that stores downstream memory responses from the bypass path. A multiplexer is coupled to t...
10/10/2006
7117316Memory hub and access method having internal row caching
A computer system includes a controller coupled to a plurality of memory modules each of which includes a memory hub and a plurality of memory devices. The memory hub includes a row cache memory that stores data as they are read from the memory devices. When the mem...
10/03/2006
7113183Methods and systems for real-time, interactive image composition
Methods and associated systems for improving the visual quality of real-time interactive multimedia presentations, by blending 2-D image data derived from a plurality of 3-D scene views associated with one or more 3-D scenes in accordance with presentation data modi...
09/26/2006
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