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| Number | Title | Issue Date |
| 8130232 | Drawing control method, drawing control apparatus, and drawing control system for embedded system A drawing control method, a drawing control apparatus, and a drawing control system for embedded system are provided. The present invention adopts an independent drawing control apparatus to control a drawing unit to draw a frame, and move the drawn frame to an exte... | 03/06/2012 |
| 8068115 | Image generation with interpolation and distortion correction An image generation apparatus provides interpolation and distortion correction. The interpolation and distortion correction may be provided in one or two dimensions. Nonlinear image scan trajectories, such as sinusoidal and bi-sinusoidal trajectories are accommodate... | 11/29/2011 |
| 7800623 | Bypassing pixel clock generation and CRTC circuits in a graphics controller chip In a video processor unit, a method of providing a video data stream at a clock rate that is independent of a pixel clock rate. Receiving native video data from a video source at a native clock rate, storing the video data in a memory unit, reading selected portions... | 09/21/2010 |
| 7667710 | Graphics 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... | 02/23/2010 |
| 7659908 | Image processing circuit, combined image processing circuit, and image forming apparatus An image processing circuit comprising a plurality of line buffers is provided. Each line buffer stores pixel data of a plurality of pixels as line data, the plurality of pixels configuring a single image line of an image. A first image processing part performs a fi... | 02/09/2010 |
| 7595805 | Techniques to facilitate use of small line buffers for processing of small or large images The disclosure describes image processing techniques useful for devices that support image processing of different sized images. The techniques can be used in many contexts, and may be particularly useful for front-end image processing of small viewfinder images and... | 09/29/2009 |
| 7499056 | Display device and display control circuit In forward scanning, a timing control unit outputs the display data in the same sequence as the input display data. In backward scanning, on the other hand, the timing control unit inverts the output sequence of the display data for one line (for one horizontal cycl... | 03/03/2009 |
| 7477260 | On-the-fly reordering of multi-cycle data transfers A system of processing data in a graphics processing unit having a core configured to process data in hexadecimal form and other graphics modules configured to process data in quads includes a transpose buffer with a crossbar to reorganize incoming data, several mem... | 01/13/2009 |
| 7425942 | Liquid crystal display apparatus and driving method thereof A liquid crystal display apparatus and a method of driving the same capable of lowering a power consumption as well as a production cost. A liquid crystal display apparatus according to the present invention comprises: pixels including red, green and blue color pixe... | 09/16/2008 |
| 7382376 | System and method for effectively utilizing a memory device in a compressed domain A system and method for effectively storing compressed information in an electronic device includes a memory device coupled to the electronic device for storing the compressed information. A compression module sequentially performs a forward write procedure to store... | 06/03/2008 |
| 7375715 | Active matrix type display device In an active matrix type display device including two source line side drivers for driving a plurality of pixel TFTs, one gate line side driver, two line memories respectively including at least first and second memories, and a controller for controlling the first a... | 05/20/2008 |
| 7362337 | Method and apparatus for adjusting size of image A method for transforming an original image to a new image is provided. The original image includes M rows of original data; the new image includes Q rows of new data. The method first generates a (2i−1)th row and a (2i)th row of intermediate data respectively bas... | 04/22/2008 |
| 7345690 | Display system for adjusting video parameters for user-selected area A display system for adjusting video parameters of a user-selected area is disclosed. The display system includes a level detector detecting a line pattern included in one of a plurality of image lines representative of a complete image being displayed, and a patter... | 03/18/2008 |
| 7342977 | Serial data transmitter with bit doubling A method is provided for transmitting serial data. The method includes receiving successive transmit data words, wherein each transmit data word has a plurality of bits. Each of the plurality of bits in each transmit data word is multiplied into a multiple number of... | 03/11/2008 |
| 7313764 | Method and apparatus to accelerate scrolling for buffered windows Methods and apparatuses to accelerate scrolling for buffered windows. In one aspect of the invention, a method to scroll a buffered window on a data processing system includes: determining a second region of a second pixel image of a window in a frame buffer, which ... | 12/25/2007 |
| 7307635 | Display rotation using a small line buffer and optimized memory access A frame buffer stores X pixels per line and Y lines and is read using a burst of B pixels. The un-rotated image is rotated by 90 degrees for display by writing and reading pixels from a line buffer. The line buffer stores a block of B*Y pixels. The frame buffer is l... | 12/11/2007 |
| 7295219 | Display driver chips and methods having reduced storage of image data and/or on-screen display (OSD) data Image data and/or On-Screen Display (OSD) data is generated for display on a display having rows of pixels by repeatedly combining a portion of the OSD data and a portion of the display data in a display driver chip without storing more than the portion of the displ... | 11/13/2007 |
| 7295249 | Digital television display control apparatus and method Apparatus for controlling a digital television display, the apparatus comprising a main processor 4, a main memory 5 coupled to said main processor 4 via address and data busses, the main memory 5 being arranged to store at least temporar... | 11/13/2007 |
| 7281229 | Method to create an alternate integrated circuit layout view from a two dimensional database A method in accordance with the present invention prepares an alternate view of an integrated circuit (IC) layout from a top view thereof by selecting an initial polygon representing and IC feature from the top view of the layout, where the initial polygon is define... | 10/09/2007 |
| 7256789 | Programmable display device It comprises a main CPU, a main memory for storing the programs, display data and other data, a data processing circuit for performing a processing to convert the display data in the main memory to the data format for the display, a display memory section for storin... | 08/14/2007 |
| 7228354 | Method for improving performance in a computer storage system by regulating resource requests from clients A method and system for optimizing the performance of a storage system by classifying each client request for resources based on operational limits of the resources and controlling when to submit the request for processing based on service class. The operational lim... | 06/05/2007 |
| 7209110 | Active matrix type display device In an active matrix type display device including two source line side drivers for driving a plurality of pixel TFTs, one gate line side driver, two line memories respectively including at least first and second memories, and a controller for controlling the first a... | 04/24/2007 |
| 7170522 | Image processing circuit, combined image processing circuit, and image forming apparatus An image processing circuit comprising plural line buffers is provided. Each line buffer stores pixel data of plural pixels as line data. A first image processing part performs a first image processing task on original image data provided from the exterior by using ... | 01/30/2007 |
| 7072948 | Information retrieval system using an internet multiplexer to focus user selection The invention provides a method and system for receiving incoming information from multiple information sources, both interactive and passive, and for engagingly presenting that information to a recipient on a presentation interface. The system includes a “backgro... | 07/04/2006 |
| 7057622 | Graphics 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 |
| 7046257 | Image signal processing apparatus and method In response to operational instructions for changing an image quality parameter accepted in an operation unit, an image signal for displaying at least two identical images based on an inputted image signal on an image plane is generated. Further, an image quality ad... | 05/16/2006 |
| 7034812 | Method and apparatus of automatically tuning output line rate and display controller provided with the same A method and apparatus for automatically tuning the output line rate thereof and a display controller provided with the same. The display controller of the present invention provides a display controller having a line buffer, an input means, an output means, a statu... | 04/25/2006 |
| 7034791 | Digital video display employing minimal visual conveyance Select areas and specific pixels of a digital video display screen may be updated at video frame rate while other areas or pixels are not updated at video frame rate. Further, select pixels may be updated more than once within the normal update timing of a single vi... | 04/25/2006 |
| 7012849 | Semiconductor, image output device, and driving method of a functional device The invention provides a semiconductor device of low power consumption and low cost. A semiconductor device 50 is basically constituted of a semiconductor substrate 1 and an external signal processing substrate 8. The semiconductor substr... | 03/14/2006 |
| 6999089 | Overlay scan line processing An overlay video processing system provides an early start to pixel processing for the next overlay scan line. The overlay processor begins processing the next overlay scan line while still displaying the current scan line. A FIFO buffer is used to provide the overl... | 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 |
| 6999105 | Image scaling employing horizontal partitioning An apparatus, circuit arrangement, program product and method of scaling an image horizontally partition a source image into a plurality of partitions, with each partition having a width that is no greater than the width of a line buffer used to scale the image. By ... | 02/14/2006 |
| 6982730 | Apparatus and method for correcting keystone distortion An apparatus and a method for correcting keystone distortions in a display system are disclosed. A horizontal size generator first receives N horizontal sync signals of an input image and generates N corresponding horizontal output sizes. Each of the output sizes is... | 01/03/2006 |
| 6954207 | Method and apparatus for processing pixels based on segments There is provided a segment-based pixel processing apparatus and method for effective use of memory. The method includes dividing pixel data within a frame into a plurality of segments in the vertical direction; sequentially pre-processing or post-processing pixel d... | 10/11/2005 |
| 6937291 | Adaptive video scaler An adaptive filter is adjustable for performing scaling operations. During a scaling operation, the adaptive filter stores scaled data in a memory such that more data samples may be retrieved during a subsequent scaling operation. The size of a finite impulse respon... | 08/30/2005 |
| 6930929 | Simultaneous read-write memory cell at the bit level for a graphics display An improved memory for graphics displays includes an improved memory cell. Data may be written and read from the single bit cell simultaneously, eliminating the need for additional memory circuits to service an N column driver for a display. Additionally, the archit... | 08/16/2005 |
| 6919902 | Method and apparatus for fetching pixel data from memory A graphics controller for preparing data to be presented on a display through an interlaced scan is provided. The graphics controller includes a memory and a line buffer adapted to receive video data. Data arrangement circuitry in communication with the line buffer ... | 07/19/2005 |
| 6876400 | Apparatus and method for protecting a memory sharing signal control lines with other circuitry An apparatus such as a television signal receiver includes first and second circuit boards. The first circuit board includes a memory, and control circuitry for controlling at least one function of the apparatus. The second circuit board is operably coupled to the f... | 04/05/2005 |
| 6876365 | Signal processing circuit for display device An input digital video signal is allotted by a first multiplexer (310) between regions of a display area to be driven in a dividing manner and is sequentially input to a first memory portion (30A) or a second memory portion (30B). Each of the fi... | 04/05/2005 |
| 6873334 | Method of buffer management and task scheduling for two-dimensional data transforming A method of buffer management and task scheduling for two-dimensional data transforming is described. The method includes the steps of reading out old data in a block-by-block pattern and immediately writing in new data in a line-by-line pattern in a buffer using a ... | 03/29/2005 |
