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Class 345/615 - Convolving technique


Subclass of Class 345 - Computer graphics processing and selective visual display systems
Definition: Subject matter wherein a displayed output value is derived
No. of patents: 79
Last issue date: 06/15/2010


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NumberTitleIssue Date
7737994Large-kernel convolution using multiple industry-standard graphics accelerators
A multi-chip system and method are disclosed that utilizes a plurality of graphics pipelines to perform large kernel convolution. Each graphics pipeline includes a standard rendering unit and a video data convolve unit. Each video data convolve unit receives video p...
06/15/2010
7612784Image processor and method, computer program, and recording medium
A plurality of relative orientation detection filters having orientation coefficients that represent a relative orientation of a connected sequence of pixel drawing regions with their pixel values distributed in a predetermined pattern in a buffer memory having the ...
11/03/2009
7453470Method and apparatus for anti-aliasing scan conversion
Methods and apparatuses for anti-aliasing scan conversion. In one aspect of the invention, an exemplary method to scan convert an image on a data processing system includes: sampling the image in a first direction to generate first signals for points along a second ...
11/18/2008
7444034Systems and methods for image enhancement in multiple dimensions
A multi-dimensional data enhancement system can be embedded within a video cable for providing enhanced video images from a video signal source to a display. The multi-dimensional data enhancement system can also be provided in a switching box that allows a user to ...
10/28/2008
7437765Sensitive display system
A sensitive display system is described. The sensitive display system allows for mediation of content provided from a source to a recipient, such as from a web server to a web browser. Mediation may involve intercepting and augmenting the content so as to restrict o...
10/14/2008
7420593Electronic camera utilizing pixel blocks
A mobile communication terminal comprises a camera unit (34) and a main CPU. In the camera unit (34), a processing system including a color conversion circuit (66) and an image compression circuit (68) generates high-resolution compressed...
09/02/2008
7373015Image processing device and method
In an image processing method for reducing an input image while preventing moire without deterioration of image quality, presence/absence of periodicity is detected for each pixel on the input image, and if there is periodicity, an image period is detected (S4
05/13/2008
7317826Identifying intrinsic pixel colors in a region of uncertain pixels
A digital image that includes first and second regions is processed. An intrinsic color of a given pixel located in an area of interest that is adjacent to at least one of the first and second regions is estimated by extrapolating from colors of multiple pixels in o...
01/08/2008
7304648Generating one or more linear blends
A method (1005) generates one or more linear blends. Initially, the method has a list of already received one or more fill-paths defining a current linear blend, and a newly received fill-path, where the fill-paths each comprise a single colored parallelogram...
12/04/2007
7266250Methods for generating anti-aliased text and line graphics in compressed document images
A method and system for storing and generating anti-aliased text and lineart data from compressed document images files, using a MRC model that represents the image as an ordered set of mask/image pairs at resolutions appropriate to the content of each layer. The me...
09/04/2007
7190409Method for displaying an image having a maximal brightness
An electro-optical device and a method for displaying an image are disclosed. A clear image with a clear profile can be displayed therein by processing input image data, for example input image data of TV broadcasting received by the device. ...
03/13/2007
7164430Anti-aliasing line pixel coverage calculation using programmable shader
A system and method for rendering a non-zero thickness line on a pixel-limited output device such that aliasing of the line is reduced. The edges defining a line segment are expanded to insure that any pixel touched by the line segment has its center included in the...
01/16/2007
7116448Image forming apparatus, image forming system, printer controller, and computer-readable record medium
An image forming system for suppressing the generation of moiré effect of a print image, provided with a receiving apparatus for receiving an image data of a document, a printer controller for detecting a screen angle of a document image based on the image data, se...
10/03/2006
7106346Signal processing apparatus and method, recording medium, and program
An n-filter according to the present invention includes a nonlinear filter, a pattern detector, and a switch. The nonlinear filter maintains a steep edge whose size is larger than a predetermined threshold in fluctuations of pixels constituting an input image signal...
09/12/2006
7102650Graphic display apparatus, character display apparatus, display method, recording medium, and program
A graphic display apparatus for displaying a graphic which is represented by binary bit map data includes: a display device including a plurality of sub-pixels; and a control section for controlling the display device, wherein the plurality of sub-pixels form a plur...
09/05/2006
7075531Method of creating animation image data files
A method of efficiently creating an animation image data file is provided. Components of a device are modeled using a 3-D CAD system and filed. After file format conversion, the file is imported to application software for animation. The components are then assemble...
07/11/2006
7068854Correction of defective pixels in a detector
A detector imaging system having an apparatus and method for correcting defective pixels in an acquired image is disclosed herein. The system includes a correction scheme including temporarily replacing a defective pixel with a linear interpolation of the defective ...
06/27/2006
7050075Data conversion circuit and color image display apparatus
A data conversion circuit is provided for displaying a high definition image whose resolution is different from that of a display screen having a cell arrangement that is not a square arrangement. The data conversion circuit performs addition operation with weightin...
05/23/2006
7015936Scaling method by using dual point cubic-like slope control (DPCSC)
A method using a dual point cubic-like slope (DPCSC) for scaling a source data to a destination data, wherein a function f(x) is determined to describe the destination data, in which x is a deviation from a current reference point 0, and two reference data of f(0) a...
03/21/2006
6961145System and method for the reproduction of oversize documents
A method for the reproduction of oversize documents is disclosed. The method utilized by the present invention copies or scans in stages an oversize document that exceeds the copy or scan surface of the image reproduction apparatus available. Each separate document ...
11/01/2005
6943807Image processing apparatus and method, recording medium, and program thereof
An image processing apparatus is provided for accurately recognizing an edge direction to perform an accurate image interpolation. A direction determining unit recognizes an edge direction of a remarked pixel and outputs it with information on its position to a reli...
09/13/2005
6914615Graphic display apparatus, character display apparatus, display method, recording medium, and program
A graphic display apparatus for displaying a graphic which is represented by binary bit map data includes: a display device including a plurality of sub-pixels; and a control section for controlling the display device, wherein the plurality of sub-pixels form a plur...
07/05/2005
6900821System and method for optimizing image resolution using pixelated imaging device
A method of processing image data for display on a pixelated imaging device is disclosed. The method comprises: pre-compensation filtering an image input to produce pre-compensation filtered pixel values, the pre-compensation filter having a transfer function that a...
05/31/2005
6897879Hardware-enhanced graphics acceleration of pixel sub-component-oriented images
Hardware acceleration of the rending and animation of characters that treat each pixel sub-component as a distinct luminance intensity source. A bit-map representation of the sub-component-oriented character is generated by using a single image sample to generate ea...
05/24/2005
6894702Dropout control in subpixel rendering
The present invention relates to dropout control in which one or more samples are added to adjacent samples that fall within an image outline. The samples are used in sub-pixel rendering to compensate for unnaturally thin or faint object stems. Horizontal dropout co...
05/17/2005
6870545Mixed but indistinguishable raster and vector image data types
An image processing application employs the concept of integral pre-multiplied alpha channel, and combines the techniques of multi-resolution representation, graph-structured representation, and automatic and intelligent data type conversion in order to permit a com...
03/22/2005
6819320Reading or writing a non-super sampled image into a super sampled buffer
A graphics system and method for storing pixel values into or reading pixel values from a sample buffer, wherein the sample buffer is configured to store a plurality of samples for each of a plurality of pixels. The graphics system comprises a sample buffer, a progr...
11/16/2004
6781585Graphics system having a super-sampled sample buffer and having single sample per pixel support
A computer graphics system that utilizes a super-sampled sample buffer and a sample-to-pixel calculation unit for refreshing the display. The graphics system may have a graphics processor, a super-sampled sample buffer, and a sample-to-pixel calculation unit. The gr...
08/24/2004
6744435Rendering discrete sample points projected to a screen space with a continuous resampling filter
A method produces an image from a set of discrete sample points. The sample points can define a 3D volume or surface. Each discrete sample point is projected to a screen space. A continuous resampling filter for each sample point is generated in screen space. The co...
06/01/2004
6731300Efficient anti-aliased dot rasterization
A graphics system may be configured to render anti-aliased dots in terms of samples and to generate pixels by filtering the samples. The pixels are supplied to one or more display devices. The means used to generate the samples may perform the computation of radial ...
05/04/2004
6711448Setting display apparatus for a programmable controller
A setting display apparatus for managing a programmable controller is arranged to enable a display program to be designed easily and efficiently and to reduce the memory capacity for the program. A display program is divided into a frame flow program and a frame for...
03/23/2004
6687417Modified kernel for image interpolation
A method of providing a representation of image data is disclosed. The method accesses a plurality of discrete sample values of the image data and calculates kernel values for each of the discrete sample values using a scaled kernel. The scaled kernel is ...
02/03/2004
6664955Graphics system configured to interpolate pixel values
A method and computer graphics system capable of super-sampling and performing real-time convolution are disclosed. In one embodiment, the computer graphics system may comprise a graphics processor, a sample buffer, and a sample-to-pixel calculation unit....
12/16/2003
6483551Method for displaying an image having a maximal brightness
An electro-optical device and a method for displaying an image are disclosed. A clear image with a clear profile can be displayed therein by processing input image data, for example input image data of TV broadcasting received by the device....
11/19/2002
6445393Three-dimension graphics rendering apparatus and method therefor
An apparatus and method for three-dimensional graphic rendering are implemented. For each vertex on a surface of a graphic to be rendered, the scalar product of the unit normal to the surface and a half vector (the vector bisecting an angle between a unit...
09/03/2002
6430321Text enhancement
A method of enhancing data which is rendered as a bi-tonal bit-mapped image for subsequent printing on a printer. The method involves receiving a source bit-mapped image at a low resolution for printing on a printer at a higher resolution. The bitmap is c...
08/06/2002
6424749System and method for scaling combined video and computer generated imagery
A system and method for format conversion for use with images containing mixed video and computer generated imagery. A first intermediate scaled image is generated using a first interpolator which has a relatively wide passband and a narrow transition ban...
07/23/2002
6219025Mapping image data samples to pixel sub-components on a striped display device
Methods and apparatus for sampling image data and mapping the samples to pixel sub-components which form a pixel element of an LCD display so that each pixel sub-component has a different portion of the image mapped thereto. The methods can be used with c...
04/17/2001
6201545Method and apparatus for generating sub pixel masks in a three dimensional graphic processing system
A method and apparatus for providing video graphics processing that includes anti-aliasing begins when a video graphics processor receives vertex parameters of an object-element and walks a first edge of the object element and a second edge of the object ...
03/13/2001
6151025Method and apparatus for complexity reduction on two-dimensional convolutions for image processing
A method and apparatus are provided for reducing the complexity of two-dimensional linear convolutions. All possible pixel patterns for a row of a pixel array are determined and multiplied by a corresponding row in a convolution kernel matrix. The partial...
11/21/2000
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