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| Number | Title | Issue Date |
| 7132963 | Methods and apparatus for processing variable length coded data An apparatus for processing variable length coded data includes a coefficient buffer unit and several lookup tables. The coefficient buffer unit includes a coefficient memory and an index register for storing an indication of a non-zero nature of coefficients stored... | 11/07/2006 |
| 7113546 | System for handling compressed video data and method thereof In a specific embodiment of the present invention, a system and method is disclosed having a plurality of modes for providing and/or receiving compressed video data at a frame buffer memory. The modes include providing compressed video data directly from a system ho... | 09/26/2006 |
| 7089426 | Method and system for encryption A method and systems are provided for creating an authentication of secure communications between a software video driver and a video display. A video driver transmitting digital video data deemed high-bandwidth digital content, to a display, can perform authenticat... | 08/08/2006 |
| 7047330 | System for digital stream transmission and method thereof A system and methods are shown for generating a transport stream. An application reads a transport stream file stored in memory. The application provides access to the transport stream file to a graphics card using a multimedia peripheral port (MPP). The MPP is used... | 05/16/2006 |
| 7039241 | Method and apparatus for compression and decompression of color data The present invention provides a scheme for compressing the color components of image data. The pixel data is grouped into a plurality of tiles for storage. A test is performed to determine if a tile can be compressed so that its size after compression is less than ... | 05/02/2006 |
| 7036032 | System for reduced power consumption by phase locked loop and method thereof A system and method are provided for reducing power consumption within a video processing portion of a system. Activity associated within a video-processing portion of a personal digital assistant is analyzed. As reduced activity is identified, power conservation mo... | 04/25/2006 |
| 7035470 | System for handling errors related to IDCT data and method thereof A system and method for handling errors is provided. Errors related to the processing and storage of inverse discrete cosine transform (IDCT) image data cause hardware to become stalled. Stalled hardware may result in multiple image frames being dropped or lost duri... | 04/25/2006 |
| 7030930 | System for digitized audio stream synchronization and method thereof A system and methods are provided for presenting processed audio data and processed video data to corresponding outputs in a synchronized manner. Video and audio data from a multimedia stream are received by a processing system. The video data is processed through a... | 04/18/2006 |
| 7016418 | Tiled memory configuration for mapping video data and method thereof A method of mapping motion pictures experts group (MPEG) video information for improved efficiency is presented, wherein image information is stored in blocks of memory referred to as tiles. Tiles are mapped in memory so that adjacent tiles only correspond to differ... | 03/21/2006 |
| 7012610 | Portable device for providing dual display and method thereof Systems and methods are provided for supporting an external display on a portable device. A system on a chip (SOC) of the portable device provides a first set of graphics data to a graphics controller. The embedded graphics controller renders the first set of graphi... | 03/14/2006 |
| 6999424 | Method for displaying data In accordance with a specific aspect of the present invention, a compressed video stream, such as an MPEG-2 video stream, is received by a transport demultiplexor, synchronized, parsed into separate packet types, and written to buffer locations external the demultip... | 02/14/2006 |
| 6999076 | System, method, and apparatus for early culling A method of graphics processing includes determining a non-depth conditional status and an occlusion status of a fragment. Such a method may be used in culling occluded fragments before expending resources such as processing cycles and memory bus usage. In one examp... | 02/14/2006 |
| 6992675 | System for displaying video on a portable device and method thereof A system and methods are provided for processing graphics to be displayed in a portable device. A current mode of operation of the portable device is identified. In a normal mode of operation, image data associated with the portable device is rendered by a graphics ... | 01/31/2006 |
| 6988238 | Method and system for handling errors and a system for receiving packet stream data In accordance with a specific aspect of the present invention, a compressed video stream, such as an MPEG-2 video stream, is received by a transport demultiplexor, synchronized, parsed into separate packet types, and written to buffer locations external the demultip... | 01/17/2006 |
| 6976043 | Technique for approximating functions based on lagrange polynomials A technique for approximating output values of a function based on LaGrange polynomials is provided. Factorization of a LaGrange polynomial results in a simplified representation of the LaGrange polynomial. With this simplified representation, an output value of a f... | 12/13/2005 |
| 6970173 | System for providing multiple display support and method thereof A system and method is provided for supporting a multiple display configuration through a single connected display device. The present disclosure allows a system desktop to be expanded across multiple virtual displays without a need for extra hardware to support mul... | 11/29/2005 |
| 6961885 | System and method for testing video devices using a test fixture Systems and methods are provided for testing a device. A test fixture is provided for interfacing a device with a host system for generating tests to be run on the device. The device is placed in a scan-test mode, according to a built-in self-test of the device. A s... | 11/01/2005 |
| 6957329 | System for encrypting data from multiple multimedia applications and method thereof Methods and systems are provided for encrypting data from a plurality of multimedia devices. A driver initiates authentication for the plurality of multimedia applications. The driver assigns a key registers to each of the applications, based on available key regist... | 10/18/2005 |
| 6952236 | System and method for conversion of text embedded in a video stream A system and method for converting text data having a Teletext format to text data having an Electronics Industries Associations-608 (EIA-608) format are illustrated herein. A video stream with embedded text data having a Teletext format is received by a dual mode t... | 10/04/2005 |
| 6943800 | Method and apparatus for updating state data In a graphics processing circuit, up to N sets of state data are stored in a buffer such that a total length of the N sets of state data does not exceed the total length of the buffer. When a length of additional state data would exceed a length of available space i... | 09/13/2005 |
| 6929976 | Multi-die module and method thereof A multi-die module is electrically connected to both an unpackaged die and a packaged die as disclosed herein. The multi-die module has a footprint that is the same as conventional multi-die packages, which do not include packaged die, thereby allowing the multi-die... | 08/16/2005 |
| 6927778 | System for alpha blending and method thereof A system for generating and applying alpha values is discussed. Different sets of alpha values are generated and stored for each color component of a set of image data associated with a foreground object. A graphics-processing engine processes the foreground object ... | 08/09/2005 |
| 6923683 | High density interconnection device A high density interconnection device includes a high density connector block having a plurality of jacks disposed on the outer surface for common interconnected to a high density connector. A recessed portion formed on the first side surface defines a first multi-f... | 08/02/2005 |
| 6922079 | Output driver apparatus and method thereof A drive controller monitors a dynamic condition to determine when a transmission line impedance is to vary. In one embodiment, a specific bit pattern associated with a set of data lines can be monitored by the drive controller. Based upon the dynamic condition, the ... | 07/26/2005 |
| 6907481 | System for bit-rate controlled digital stream playback and method thereof A system and methods are provided for a controlled transfer of a portion of a data stream between a digital storage media and a corresponding stream decoder. A data stream stored in digital storage media is accessed through an application. A FIFO is used to provide ... | 06/14/2005 |
| 6903586 | Gain control circuitry for delay locked loop circuit A delay locked loop (DLL) circuit having gain control is presented. The DLL circuit includes a bias generator responsive based on an error signal to produce first and second bias voltages to control a plurality of differential delay elements. The bias generator incl... | 06/07/2005 |
| 6888580 | Integrated single and dual television tuner having improved fine tuning Improved television tuning circuits are disclosed. An example tuning circuit includes a fraction-N frequency synthesizer facilitating fine tuning. This tuning circuit may be formed using relatively few independent oscillators. The tuning circuit lends itself to the ... | 05/03/2005 |
| 6873735 | System for improved efficiency in motion compensated video processing and method thereof A system and methods are shown for improved processing of motion compensated video. A software driver handles image data related to motion compensated video. The image data includes IDCT coefficients and motion compensation vector data. A unique identifier is attach... | 03/29/2005 |
| 6859108 | Current biased phase locked loop A phase locked loop (PLL) circuit adjusts a voltage controlled differential oscillator to generate an output frequency signal that is a selected multiple of an input reference signal. An oscillator control circuit increases and decreases the output frequency signal.... | 02/22/2005 |
| 6859845 | System for resolving conflicts due to simultaneous media streams and method thereof A system and methods are provided for resolving resource conflicts related to processing multiple media streams on a single media device. An audio/video (A/V) server is used to interconnect a plurality of media devices. A first multimedia program is routed from a fi... | 02/22/2005 |
| 6849940 | Integrated circuit package for the transfer of heat generated by the inte circuit and method of fabricating same An integrated circuit package includes a first or active substrate and a second or passive substrate. The active substrate includes at least one circuit that generates heat during circuit operation. The passive substrate does not include any heat-generating circuits... | 02/01/2005 |
| 6833620 | Apparatus having reduced input output area and method thereof An input output ring for a semiconductor device is disclosed that uses power buffers having widths that vary from the widths of the input and output buffers. In one embodiment, the pitches between bond pads are the same, in another embodiment the pitches between the... | 12/21/2004 |
| 6828987 | Method and apparatus for processing video and graphics data A method and apparatus is disclosed for using multiple scalers to scale video and graphics data. A video data is capable of accessing data formats not accessible by a graphics engine, pipeline, or scaler. The video data can be accessed by the video scaler and subseq... | 12/07/2004 |
| 6807585 | Method and system for parsing section data A system and methods are shown for accommodating high-speed data retention. Multimedia packetized stream data packets are received through a receiving hardware system. Program Specific Information and System Information data tables describing the programs and inform... | 10/19/2004 |
| RE38610 | Host CPU independent video processing unit The present invention relates to a video display processor comprised apparatus for receiving digital input signal components of a signal to be displayed, apparatus for converting the components to a desired format, apparatus for scaling and blending the signals in t... | 10/05/2004 |
| 6745308 | Method and system for bypassing memory controller components A method and system are shown for bypassing memory controller components when processing memory requests. A memory controller analyzes internal components to determine if any pending memory requests exist. If particular memory controller components are idle, a memor... | 06/01/2004 |
| 6700583 | Configurable buffer for multipass applications A configurable buffer has two storage areas. Depending upon a state of a buffer control signal, the two storage areas are configured to buffer a single stream of data together or to buffer two streams of data separately. In an exemplary video graphics pro... | 03/02/2004 |
| 6691294 | Method and device for implementing by-pass capacitors An unused logic portion of a device is identified, where the unused logic portion of the device is part of a metal definable logic portion of the device. The unused logic portion is specified to be used as a bypass capacitor between a first and second pow... | 02/10/2004 |
| 6563485 | Method and apparatus for parallel in serial out transmission A method and apparatus for providing serial transmission of a parallel input is accomplished by a parallel input serial output transmitter that includes a shift register operably coupled to receive a parallel input and to provide data serially to a gating... | 05/13/2003 |
| 6492987 | Method and apparatus for processing object elements that are being rendered A method and apparatus for processing object elements as they are being rendered begins by comparing geometric properties (e.g., the Z value) of at least one object element with a representative geometric property for a group of pixels. The group of pixel... | 12/10/2002 |
