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| Number | Title | Issue Date |
| 8102401 | Display controller operating mode using multiple data buffers A display controller unit for controlling a display on a display panel comprises a first set of registers to hold data to be displayed and a second set of registers loadable from the first set of registers. A set of multiplexers has first data inputs coupled to the ... | 01/24/2012 |
| 8072462 | System, method, and computer program product for preventing display of unwanted content stored in a frame buffer A system, method, and computer program product are provided for preventing display of unwanted content stored in a frame buffer. In use, unwanted content stored in a frame buffer is identified. Furthermore, display of the unwanted content is prevented based on the i... | 12/06/2011 |
| 7995068 | Display refresh A method, apparatus, and signal-bearing medium for sending to a display device only those regions of the display screen that change. A frame buffer is divided into tiles, which may be composed of one or more regions, and data in the frame buffer represents pixels on... | 08/09/2011 |
| 7889205 | Frame buffer based transparency group computation on a GPU without context switching Transparency groups or other images may be rendered on graphics hardware using a GPU utilizing only a single frame buffer and without the need to switch contexts to another frame buffer. A single frame buffer may be allocated and the overall background image may be ... | 02/15/2011 |
| 7859542 | Method for synchronizing graphics processing units A method for synchronizing two of more graphics processing units. The method includes the steps of determining whether the phase of a first timing signal of a first graphics processing unit and the phase of a second timing signal of a second graphics processing unit... | 12/28/2010 |
| 7791611 | Asynchronous reorder buffer A data buffer incorporated in the read return path between a processing pipeline and a frame buffer enables data reads from the buffer to be in a different order from data writes to the buffer. With this buffer, the frame buffer no longer is required to process read... | 09/07/2010 |
| 7746351 | Systems and methods for updating a frame buffer based on arbitrary graphics calls A method for dividing a display into zones at system initialization for tracking which zones have any pixels revised so that, when the time comes to update the display, only the zones requiring revision (that is, those zones in which any pixel has been revised) are ... | 06/29/2010 |
| 7683907 | Image forming apparatus and display control program product An image forming apparatus including: a display portion for displaying an image; a storing portion for storing a plurality of operative instruction reception images, and operation guide images associated with the respective operative instruction reception images; a ... | 03/23/2010 |
| 7671865 | Refresh of display A method, apparatus, and signal-bearing medium for sending to a display device only those regions of the display screen that change. A frame buffer is divided into tiles, which may be composed of one or more regions, and data in the frame buffer represents pixels on... | 03/02/2010 |
| 7667709 | System and method for processing graphics operations with graphics processing unit Disclosed is a system and method for processing graphic operations on a plurality of data structures of an image with a graphics processing unit and memory. The disclosed techniques of the system and method create an accumulation buffer of the data structures for ac... | 02/23/2010 |
| 7623133 | Method and apparatus for displaying data from multiple frame buffers on a single display device A computer system including a processor, a display, and a graphics unit coupled between the processor and the display, in which the processor is configured to perform multi-display operations which generate multiple frames of display data for simultaneous display, a... | 11/24/2009 |
| 7616209 | Prescient cache management Prescient cache management methods and systems are disclosed. In one embodiment, within a pre-raster engine operations stage in a graphics rendering pipeline, tile entries are stored in a buffer. Each of these tile entries is related a transaction request that enter... | 11/10/2009 |
| 7589737 | System and method for communicating graphics image data over a communication network A graphics adapter comprises a frame buffer operable to store graphics image data. The graphics adapter also comprises a network interface operable to receive at least a portion of the graphics image data, the network interface further operable to format the receive... | 09/15/2009 |
| 7525550 | Controller driver, mobile terminal using the same, and display panel driving method A controller driver includes a color palette circuit configured to hold color palette data indicating a relation of a color reference numbers corresponding to a color and RGB data corresponding to the color, a first memory section configured to hold first layer data... | 04/28/2009 |
| 7486298 | Size optimized pixel line to pixel block conversion algorithm A method to convert line-based pixel data from an imager, e.g. a video camera into block-based pixel data with a minimum of buffer memory size has been achieved. Key of the invention is that as soon pixel data are read-out of a buffer memory, pixel data of the next ... | 02/03/2009 |
| 7477258 | Method and apparatus for a fast graphic rendering realization methodology using programmable sprite control A technique for updating computer-graphic digital images comprises coding a position of pixels located in a foreground of a computer-graphic image frame; sending the coded positions of the pixels located in the foreground of the computer-graphic image frame to a fra... | 01/13/2009 |
| 7450130 | Adaptive scheduling to maintain smooth frame rate Described is an adaptive scheduler associated with a desktop window manager that dynamically controls the rate at which graphics frames are composed. Values corresponding to performance when composing a frame are measured, and the frame composition rate is adjusted ... | 11/11/2008 |
| 7439981 | Methods and systems for displaying animated graphics on a computing device Disclosed are methods and systems for interfaces between video applications and display screens that allow applications to intelligently use display resources of their host device without tying themselves too closely to operational particulars of that host. A graphi... | 10/21/2008 |
| 7432937 | System and method for concave polygon rasterization An apparatus and method to render concave polygons. In some embodiments, the method includes setting an alpha buffer of a hardware rasterizer to zero, generating an alpha mask by rendering the concave polygon as a plurality of convex polygons of connected vertices, ... | 10/07/2008 |
| 7429990 | Network management card for use in a system for screen image capturing A network management card is provided to capture a screen image of a host system for transmission over a computer network for remote viewing and remote system management. The network management card is provided with a processor which processes a program to implement... | 09/30/2008 |
| 7427989 | Raster engine with multiple color depth digital display interface An improved raster engine adapted to render video data from a frame buffer to one of a plurality of disparate displays is disclosed which comprises an integral bounded video signature analyzer, a hardware cursor apparatus supporting dual scanned displays, programmat... | 09/23/2008 |
| 7425961 | Display panel driver unit To provide an inexpensive display panel driver unit with a built-in memory, which is capable of achieving the same operation as that obtained in using a dual port memory by employing a single port RAM without reduction in an operation speed. A reservation buf... | 09/16/2008 |
| 7423642 | Efficient video frame capturing A method for capturing images includes associating the pixels with tiles. An input data sequence representing respective current values of the pixels of a currently-captured image frame is accepted. Within each of at least some of the tiles, the current values are c... | 09/09/2008 |
| 7403204 | Method and apparatus for managing changes in a virtual screen buffer A remote management controller may include a capture engine and a processor. The capture engine may be configured to: obtain a slice of video data output from a video graphics controller; calculate at least one value correlative to the slice of video data; determine... | 07/22/2008 |
| 7397478 | Various apparatuses and methods for switching between buffers using a video frame buffer flip queue A method, apparatus, and system are described in which a signal is generated to inhibit the execution of flip commands that cause a flip between buffers of a frame buffer. One or more of the flip commands and their associated instruction pointers may be preloaded in... | 07/08/2008 |
| 7380116 | System for real-time adaptation to changes in display configuration A hot-plugging capability for video devices is achieved by shifting the responsibility for recognizing changes in the configuration of a display environment from a computer's operating system to a device manager. When an input/output device is added to or removed fr... | 05/27/2008 |
| RE40326 | Single chip frame buffer and graphics accelerator A single chip display processor comprised of a dynamic random access memory (DRAM) for storing at least one of graphics and video pixel data, a pixel data unit (PDU) for processing the pixel data, integrated in the same integrated circuit (IC) chip as the DRAM, the ... | 05/20/2008 |
| 7372466 | Image processing apparatus and method of same An image processing apparatus, able to suppress occurrence of a penalty such as page miss and able to efficiently draw an image, provided with a triangle transfer control device for judging whether a triangle is inside/outside a page, detecting a page where a triang... | 05/13/2008 |
| 7369135 | Memory management system having a forward progress bit A virtual memory system that maintains a list of pages that are required to be resident in a frame buffer to guarantee the eventual forward progress of a graphics application context running on a graphics system composed of multiple clients. Pages that are required ... | 05/06/2008 |
| 7370134 | System 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... | 05/06/2008 |
| 7366920 | System and method for selective memory module power management A memory module includes a memory hub that monitors utilization of the memory module and directs devices of the memory module to a reduced power state when the module is not being used at a desired level. System utilization of the memory module is monitored by track... | 04/29/2008 |
| 7365743 | Assignments for parallel rasterization Methods and apparatus, including computer program products, to rasterize an image by generating assignments and allocating the assignments among multiple processor threads such that no two processor threads are rasterizing concurrently into overlapping regions of a ... | 04/29/2008 |
| 7363419 | Method and system for terminating write commands in a hub-based memory system A memory hub receives downstream memory commands and processes each received downstream memory command to determine whether the memory command includes a write command directed to the memory hub. The memory hub operates in a first mode when the write command is dire... | 04/22/2008 |
| 7362493 | Micromirror and post arrangements on substrates A micromirror of a micromirror array of a spatial light modulator used in display systems comprises a mirror plate attached to a hinge that is supported by two posts formed on a substrate. Also the mirror plate is operable to rotate along a rotation axis that is par... | 04/22/2008 |
| 7362311 | Single column layout for content pages A system and method for small computing devices that present a single column of content such as a web page such that a user need only scroll vertically to see the content. A parser converts HTML to CSS as necessary, and a single column style sheet modifies content f... | 04/22/2008 |
| 7358974 | Method 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 |
| 7359949 | Remotely controlling a UNIX-based system Remotely controlling a UNIX-based system includes prompting a first user at a UNIX-based machine for permission for a second user at a machine remotely-located from the UNIX-based machine to control the UNIX-based machine and if the first user grants permission, ena... | 04/15/2008 |
| 7356823 | Method for displaying single monitor applications on multiple monitors driven by a personal computer A direct access driver solves limitations of DirectX operation under the Microsoft architecture when using multiple monitors. The direct access driver allows applications employing DirectX application program interfaces to use hardware acceleration without display e... | 04/08/2008 |
| 7355604 | Image rendering method and image rendering apparatus using anisotropic texture mapping An image rendering method includes generating pixels in accordance with graphic information, determining a direction of anisotropy of a footprint obtained by projecting the pixel on a texture on which a set of texels are disposed on uv-coordinates, and executing sam... | 04/08/2008 |
| 7353320 | Memory 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... | 04/01/2008 |
