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Class 345/572 - Address generator


Subclass of Class 345 - Computer graphics processing and selective visual display systems
Definition: Subject matter including means for generating indices to
No. of patents: 204
Last issue date: 09/16/2008


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NumberTitleIssue Date
7425954Systems and methods for providing signal-specialized parametrization
Systems and methods are provided for optimizing a parametrization scheme in accordance with information about the surface signal. A surface parametrization is created to store a given surface signal into a texture image. The signal-specialized metric of the inventio...
09/16/2008
7417639Drawing device and information processing apparatus
There are provided a drawing device and an information processing apparatus which are capable of reading out texture data from a memory at a high speed. A storage circuit stores respective information items of each of texture pixels constituting the texture data and...
08/26/2008
7397477Memory system having multiple address allocation formats and method for use thereof
A system and method for decoding memory addresses for accessing a memory system having a plurality of blocks of memory for storing data at addressable memory locations. Memory addresses are decoded to access the addressable memory locations of a first block of memor...
07/08/2008
7358974Method and system for minimizing an amount of data needed to test data against subarea boundaries in spatially composited digital video
A method and system for minimizing an amount of data needed to test data against subarea boundaries in spatially composited digital video. Spatial compositing uses a graphics unit or pipeline to render a portion (subarea) of each overall frame of digital video image...
04/15/2008
7333097Display apparatus and method capable of rotating an image
A system for translating a portrait-oriented software address to a portrait-oriented yet landscape-configured display address. Based on the orientation of a display device, an address translation system either passes the software address “as is” or translates th...
02/19/2008
7315648Digital signal coding with division into tiles
A method of dividing a digital signal representing physical quantities, including the step of determining an initial partitioning of the signal, displaying representation of the signal and the previously determined signal partitioning, acquiring at least one partiti...
01/01/2008
7262776Incremental updating of animated displays using copy-on-write semantics
Tile buffers in a graphics processing system are managed using “copy-on-write” semantics, in which tile data stored in a memory location is not transferred to another location until the tile data for one of the buffers is modified, thereby providing copy on flip...
08/28/2007
7248698System for generating pseudorandom sequences
A system for generating pseudorandom codes using a register which contains an identification of the code tree leg of the desired code and a counter which outputs a successive binary sequence. The output from the counter is bit-by-bit ANDed with the output of the reg...
07/24/2007
7236177Processing digital video data
In general, the invention is directed toward a device for processing digital video data, such as an encoder, a decoder or an encoder/decoder (CODEC). The device makes use of an innovative architecture in which functionality is partitioned between an embedded process...
06/26/2007
7231587Embedded picture PSNR/CRC data in compressed video bitstream
A method for processing an input signal is disclosed. The method generally includes the steps of (A) extracting a compressed signal and a first checksum from the input signal, (B) generating a decompressed signal by decompressing the compressed signal, (C) calculati...
06/12/2007
7193622Method and apparatus for dynamically changing pixel depth
An electronic device (108) includes a display panel (126) and a display controller (124) for controlling the display panel (126). A plurality of data lines supplies image data to the display panel (126). The data lines include data...
03/20/2007
7190368Method and/or apparatus for video data storage
An apparatus and method for storing image data comprising a first storage device and a second storage device. The first storage device may be configured to store at least one first pixel from a first field of a frame of the image at a first physical address in the f...
03/13/2007
7173629Image processor with the closed caption function and image processing method
A memory control unit adjusts and sets the address of an image data area in the memory space of a memory and the address of a window area adjacent to the memory area, using a memory controller. The memory control unit stores data, other than image data that is suppl...
02/06/2007
7164432Information processing apparatus and method therefor, and medium
The present invention can realize an information processing apparatus and a method therefor which can prevent a degraded visibility even if the posture of the information processing apparatus is changed in order to provide better portability or to prevent surroundin...
01/16/2007
7154501Method and apparatus for three-dimensional parallax drawing
A three dimensional parallax drawing system for use in three dimensional graphics or virtual reality is disclosed. The parallax drawing system includes a three dimensional address generator which generates the original X-axis, Y-axis and Z-axis addresses of an image...
12/26/2006
7142183Liquid crystal display and driving method thereof
A dual input mode liquid crystal display having high resolution and employing dynamic capacitance compensation (“DCC”) is provided. The liquid crystal display includes a timing controller including a DCC processing unit for applying dynamic capacitance compensat...
11/28/2006
7136070System, method and computer program product for using an arbitrary quantity as texture address
A system, method and computer program product are provided for programmable pixel processing in a computer graphics pipeline. In one embodiment of the present invention, a computed arbitrary quantity is applied as texture address. ...
11/14/2006
7129953Two dimensional buffer pages
Methods and apparatus for storing data using two-dimensional arrays mapped to memory locations. In one implementation, a buffer page system includes: a data source, providing data elements in a first order; a data destination, receiving data elements in a second ord...
10/31/2006
7114023Non-sequential access pattern based address generator
An address generator is provided with an input to receive a base address for an array of storage locations, an offset generator to generate a number of offsets, and a combiner coupled to the input and the offset generator to combine the base address with the offsets...
09/26/2006
7109999Method and system for implementing programmable texture lookups from texture coordinate sets
A method and system for implementing programmable texture lookups from texture coordinate sets. The method includes the step of generating a plurality of texture coordinates using a shader module. The shader module executes floating point calculations on received pi...
09/19/2006
7106352Automatic gain control, brightness compression, and super-intensity samples
A filtering engine may read samples from a sample buffer and spatially filter (e.g., convolve) the samples to generate pixels. The pixels may have a high dynamic range of luminance. Thus, the filtering engine may apply automatic gain control and/or dynamic range com...
09/12/2006
7102646Demand-based memory system for graphics applications
A memory system and methods of operating the same that drastically increase the efficiency in memory use and allocation in graphics systems. In a graphics system using a tiled architecture, instead of pre-allocating a fixed amount of memory for each tile, the invent...
09/05/2006
7092125Method of printing using PC and printer
It is necessary that paper be moved past the printhead at a constant velocity to obtain artifact-free printing. Therefore the printhead requires a constant stream of data during printing. Whilst it is possible to rasterize the page using a page description language ...
08/15/2006
7081894Picture drawing apparatus and picture drawing method
The picture drawing method is in a graphics computer, a special effect device or a video game machine. Data required for picture drawing is generated by pre-processing by a pre-processor 32 based on a drawing command for drawing a picture model defined by the...
07/25/2006
7076093Structure-guided image inspection
A structure-guided transformation transforms a region of an image into a region in the structure-transformed image according to the desired structure. The invention achieves efficient and accurate structure-guided processing such as filtering, detection and comparis...
07/11/2006
7072076Printing method using PC rendering
It is necessary that paper be moved past the printhead at a constant velocity to obtain artifact—free printing. Therefore the printhead requires a constant stream of data during printing. Whilst it is possible to rasterize the page using a page description languag...
07/04/2006
7068856Method and system for determining and correcting image orientation angle
A simple and robust method for determining the orientation angle of a scanned image or the angular orientation of an object in an electronic image based on using descriptors of the image and systems that implement the method are disclosed. A system including means f...
06/27/2006
7057622Graphics display system with line buffer control scheme
A graphics integrated circuit chip is used in a set-top box for controlling a television display. The graphics chip processes analog video input, digital video input, a graphics input and an audio input simultaneously. The chip includes a display engine that process...
06/06/2006
7053892CAD data evaluation method and evaluation apparatus
The apparatus has an evaluated value calculating means 102 for calculating the complexity of the object shape and the complexity of the modeling structure of the object CAD data input by the CAD data inputting means 101; a searching means 104 fo...
05/30/2006
7053903Methods and apparatus for write watch for vertex lists
A system for processing graphics data. The system comprises a local memory for storing a first vertex array. The system further comprises a host memory for storing a second vertex array. A page table is configured to store page table entries related to the second ve...
05/30/2006
7042460Method and apparatus for rasterizing in a hierarchical tile order
A method and apparatus for efficiently rasterizing graphics is provided. The method is intended to be used in combination with a frame buffer that provides fast tile-based addressing. Within this environment, frame buffer memory locations are organized into a tile h...
05/09/2006
7038689Sparse refresh double-buffering
A spatial light modulator having a double-buffering pixel value storage mechanism. A double-buffering mechanism enabling sparse refresh. A double-buffering value storage mechanism suitable for use with a serial or raster value producer and a value consumer, especial...
05/02/2006
7035991Surface computer and computing method using the same
A surface computer includes an address generator for generating an address for adjusting surface region data concerning at least a storage region and a concurrent computer, provided at a subsequent stage of the address generator, having a plurality of unit computers...
04/25/2006
7027072Method and system for spatially compositing digital video images with a tile pattern library
A method and system for spatially compositing digital video images with a tile pattern library. Spatial compositing uses a graphics pipeline to render a portion (tile) of each overall frame of digital video images. This reduces the amount of data that each processor...
04/11/2006
7023443Memory management apparatus and method for preventing image tearing in video reproducing system
A memory management apparatus and method for protecting an image tearing in the video system. The memory management apparatus includes a scaler that converts the format of input image data into a suitable format to fit the resolution of a display, a first memory, in...
04/04/2006
7002587Semiconductor device, image data processing apparatus and method
A semiconductor device and an image data processing apparatus are capable of easily realizing address control, simplifying a circuit for address control, and easily realizing access to image data while reducing the volumes of pieces of image data of different resolu...
02/21/2006
6999091Dual memory channel interleaving for graphics and video
Embodiments of the present invention provide a method and apparatus for optimally mapping a tiled memory surface to two memory channels, operating in an interleaved fashion, maximizing the memory efficiency of the two channels, while maintaining the desired access g...
02/14/2006
6992679Hardware display rotation
A visual display is provided on a data processing apparatus by storing and retrieving display information. The display information is stored by receiving write access addresses (33), translating the write access addresses into write memory addresses (15
01/31/2006
6980212Method and apparatus for computing thresholds for identification of waveform anomalies
Apparatus in accordance with the subject invention maintains an exponentially decayed histogram of the counts of new pixels for each active channel, together with a running count of time and number of acquisitions. At regular intervals determined by a maximum time o...
12/27/2005
6980693Method and apparatus for image coding
An image coding method that compresses an image read through an optical system. An image separation section carries out image area decisions in tile (macro block) units to separate the image into photographic image tiles and character image tiles. A layer separation...
12/27/2005
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