Matches 251 - 300 out of 344 < 1 2 3 4 5 6 7 >
Match Document Document Title
5915130 Apparatus for transmitting and receiving digital data via serial bus by generating clock select and timing signals and by providing data synchronized with a clock signal  
A digital interface apparatus operable to transmit and receive non-compressed digital data can allow a data interface between digital image apparatuses such as a digital VCR and a digital camcorder...
5914730 System and method for invalidating and updating individual GART table entries for accelerated graphics port transaction requests  
A computer system having a core logic chipset that functions as a bridge between an Accelerated Graphics Port ("AGP") bus device such as a graphics controller, and a host processor and computer...
5905509 Accelerated Graphics Port two level Gart cache having distributed first level caches  
A computer system having a core logic chipset that functions as a bridge between an Accelerated Graphics Port ("AGP") bus device such as a graphics controller, and a host processor and computer...
5900886 Display controller capable of accessing an external memory for gray scale modulation data  
A display controller includes a data bus interface which transfers data to the display controller from external sources. A modulation data register coupled to the data bus interface receives a...
5896141 System and method for virtual device access in a computer system  
A system and method for virtual device access in a graphics computer is disclosed. The present invention enables applications running on a graphics computer to access the graphics hardware device...
5889966 Data processor having bus controller for controlling a plurality of buses independently of each other  
A data processor has a memory 100 for storing instructions being connected to a microcomputer 10 having a function of fetching an instruction from an external memory 100 via an external bus 95, a...
5880745 Smooth presentations via remote control of liquid crystal projection apparatus  
The invention provides a liquid crystal projection apparatus where visual control of an image magnified and projected on a screen can be directly carried out. A remote control signal transmitted...
5872936 Apparatus for and method of arbitrating bus conflicts  
An apparatus for and method of arbitrating bus conflicts is disclosed. The system can use information about the status of a data stream to switch between more or less restrictive prioritization...
5867180 Intelligent media memory statically mapped in unified memory architecture  
A Unified Memory Architecture (UMA) using intelligent media memory provides an improved way of solving the granularity and memory bandwidth problems in the electronic computer memory system. A...
5857118 shared video display in a multiple processor computer system  
A computer system having at least two subsystems which generate video signals and which share the same video display terminal. Provision is made to allow disabling of the current output of each...
5818467 Device for integrating diagnostic imaging and data-processing devices systems into EDP systems  
The device for integrating diagnostic imaging and data processing devices into an EDP system records and transmits image, sound and text data and prints, files and analyzes it. It is connected to...
5815166 Graphics subsystem with slaveable rasterizer  
A graphics processing system with a message-passing architecture, in which the rasterizer can be bypassed by a particular type of message from the host. This permits rasterization to be slaved to...
5808690 Image generation system, methods and computer program products using distributed processing  
An image generation system having a processing element array comprised of a plurality of processing elements interconnected so that processing elements may communicate with other processing...
5809538 DRAM arbiter for video decoder  
A memory control and management system efficiently multiplexes access to a dynamic random access memory (DRAM) among several client processes in an MPEG or similar digital television delivery...
5793996 Bridge for interconnecting a computer system bus, an expansion bus and a video frame buffer  
In a computer system an apparatus interconnects a first bus, a second bus and a frame buffer, wherein the first bus and the second bus are of incompatible bus architecture types. For example the...
5777630 Method and apparatus for displaying image and facsimile data on a non-programmable-terminal attached to a host computer by a work station controller  
A method and apparatus are provided for displaying image and facsimile data on a host-based application display. A host computer generates control and download command data for displaying the image...
5774720 Personality neutral graphics subsystem  
A graphics management system resident in a computer operating system provides a generic graphics interface which allows application programs written to operate with various specific graphical user...
5768507 Method and apparatus for overcoming a slope overload condition while using differential pulse code modulation scheme  
A display controller to upscale a source video image for display on a display unit of a computer system. An encoder circuit in the display controller circuit stores in a local memory pixel data of...
5764201 Multiplexed yuv-movie pixel path for driving dual displays  
A graphics controller has a standard RGB graphics pixel path from a graphics memory. A second path from the graphics memory transfers movie-overlay pixels in YUV format. Two pixel muxes are used....
5761698 Computer system having audio/video/CD drive controller/coprocessor having integral memory interface, graphics coprocessor, digital signal processor, compact disk controller, and video controller  
A computer system for high-performance video and audio manipulations comprising a locked memory cartridge and an audio/video/compact disk (CD) drive controller/coprocessor. The computer system has...
5758045 Signal processing method and apparatus for interactive graphics system for contemporaneous interaction between the raster engine and the frame buffer  
In a signal processing method for use in a three-dimensional computer graphics system, in order to increase the processing speed between the raster engine and a frame buffer, the frame buffer is...
5754801 Computer system having a multimedia bus and comprising a centralized I/O processor which performs intelligent data transfers  
A computer system optimized for real-time applications which provides increased performance over current computer architectures. The system includes a standard local system bus or expansion bus,...
5751923 Bidirectional printer interface having function of notifying print data abnormalities from printer to host unit  
A bidirectional printer interface comprises a print monitoring controller provided for a host unit for controlling a printer connected to the host unit to monitor a print state; an analyzer...
5745125 Floating point processor for a three-dimensional graphics accelerator which includes floating point, lighting and set-up cores for improved performance  
A floating point processor for a 3-D graphics accelerator which includes improved performance over prior art designs. The floating point processor includes three specialized engines or function...
5740469 Apparatus for dynamically reading/writing multiple object file formats through use of object code readers/writers interfacing with generalized object file format interface and applications programmers' interface  
An apparatus for allowing a single software Tool (136) to read and write multiple Object File Formats utilize dynamically configurable and loadable Object File Readers (131) and Writers (139). A...
5714985 Image processing system capable of high-speed and high-resolution image synthesis  
An image processing system, particularly for a color image, capable of various and precise image processings. For this purpose there are provided a memory for ordinary image processing, additional...
5710895 Method and apparatus for capturing and compressing video data in real time  
Operating in cooperation with a shared software interface, a driver controls the operations of a video hardware device that captures and compresses video data in real time. This driver controls...
5678034 Accessbar arbiter  
Described herein is an accessbar arbiter that resolves conflicting requests from screen objects for locations on a video display. In addition, the accessbar arbiter governs the behavior of screen...
5664218 Integrated multimedia input/output processor  
The present invention relates to an integrated multimedia board for a high speed local bus, and has an object to simultaneously process multimedia data at high speed in one integrated board by...
5664162 Graphics accelerator with dual memory controllers  
A processor having two separate and relatively independent memory controllers to achieve a dual interface architecture. A first memory controller is coupled to the host interface for retrieving...
5640543 Scalable multimedia platform architecture  
Scalable platform architecture includes a high bandwidth bus for transmitting data at high bit rates between various video processing subsystems. A graphics processing subsystem, having graphics...
5636335 Graphics computer system having a second palette shadowing data in a first palette  
A graphics computer system including a host computer and a graphics processor. The host computer has a host data bus and a host address bus. A first video memory stores color codes corresponding to...
5634034 Enhanced processor buffered interface for multiprocess systems  
An Enhanced Processor Buffered Interface (22c) for use in a multiprocessor system (10). The Enhanced Processor Buffered Interface executes an Atomic Fetch and Add operation for maintaining...
5630174 Adapter for detecting whether a peripheral is standard or multimedia type format and selectively switching the peripheral to couple or bypass the system bus  
A computer system including one or more PCMCIA expansion slots allows video and/or audio capabilities to be added to the system through a standard PCMCIA interface, utilizing multimedia type PCMCIA...
5615380 Integrated circuit computer system having a keyboard input and a sound output  
An improved computer system is implemented with an integrated circuit computer having integrated circuit (IC) memories and using a keyboard input and sound output to communicate with an operator....
5615310 Circuit for resolution matching  
A circuit for matching resolutions of a data transmitted from a host computer and an image forming apparatus, the image forming apparatus including engine unit for printing the data on paper and...
5572335 Method and system for transferring image data between two devices having different bandwidths  
An image input terminal synchronously transfers image data to a host terminal when the internal data transfer rate of the image input terminal exceeds the data transfer rate of the host terminal....
5572657 Methods and apparatus for graphics block movement in a multi-tasking windows system  
Graphics window systems which utilize graphics pipelines and graphics pipeline bypass buses. Hardware solutions for window relative rendering of graphics primitives, block moving of graphics...
5564008 An enhanced processor buffered interface for multiprocessor systems  
An Enhanced Processor Buffered Interface (22c) for use in a multiprocessor system (10). The Enhanced Processor Buffered Interface executes an Atomic Fetch and Add operation for maintaining...
5553220 Managing audio data using a graphics display controller  
A graphics display controller is used to manage audio data within a computer-based multimedia system. A portion of the video display memory associated with the graphics display controller is...
5522027 External interface for a high performance graphics adapter allowing for graphics compatibility  
An interface for a high-performance graphics adapter is provided. A computer system includes a host processor, a coprocessor in the form of a graphics system processor, and memory addressable by...
5517612 Device for scaling real-time image frames in multi-media workstations  
An adapter for use in a multi-media workstation includes a device which accepts real-time video information at a first size, reduces the size to a selected one of a plurality of available sizes and...
5491813 Display subsystem architecture for binding device independent drivers together into a bound driver for controlling a particular display device  
A programming interface is provided in a computer graphics system which allows plural hardware display adapters to be upgraded and enhanced without correspondingly upgrading and rewriting display...
5477242 Display adapter for virtual VGA support in XGA native mode  
Method and apparatus for enabling an XGA display adapter selectively to support VGA graphics mode virtualization during native mode operation of the adapter by rendering VGA graphics assist...
5473749 Image processing system having plurality of processors acting on image data according to stored program from host computer  
In processing image data by a plurality of processors in accordance with processing information from a host computer, such processing information is stored in a program memory at an address...
5454075 Device and method for multiple display system having storage means for enlarged images  
A multiple display system to facilitate a further convenience and achieve a high-speed operation for use with a patient diagnosing equipment. The system includes a first memory unit for storing a...
5450542 Bus interface with graphics and system paths for an integrated memory system  
A low-cost computer system which includes a single shared memory that can be independently accessible as graphics memory or main store system memory without performance degradation. Because the...
5448697 Method and apparatus for simplified control of a video monitor  
A method and apparatus which provides bi-directional communication between a video monitor and a computer system unit. This enables the video monitor to inform the system unit of its capabilities...
5440682 Draw processor for a high performance three dimensional graphic accelerator  
A draw processor for a graphics accelerator is disclosed that performs edgewalking and scan interpolation functions to render a three dimensional geometry object defined by a draw packet. The draw...
5434590 Multimedia system  
An information handling apparatus for transferring and composing image signals including a plurality of media sources configured to provide a corresponding plurality of image signals, a media bus...
Matches 251 - 300 out of 344 < 1 2 3 4 5 6 7 >