DE69411771T2 - Vorrichtung und Verfahren zur Anzeige von Informationen aus einem grafischen Speicher und einem Videospeicher auf einem Anzeigegerät - Google Patents

Vorrichtung und Verfahren zur Anzeige von Informationen aus einem grafischen Speicher und einem Videospeicher auf einem Anzeigegerät

Info

Publication number
DE69411771T2
DE69411771T2 DE69411771T DE69411771T DE69411771T2 DE 69411771 T2 DE69411771 T2 DE 69411771T2 DE 69411771 T DE69411771 T DE 69411771T DE 69411771 T DE69411771 T DE 69411771T DE 69411771 T2 DE69411771 T2 DE 69411771T2
Authority
DE
Germany
Prior art keywords
memory
displaying information
display device
graphic
video memory
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
DE69411771T
Other languages
English (en)
Other versions
DE69411771D1 (de
Inventor
Jonathan I Siann
Conrad M Coffey
Jeffrey L Easley
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Brooktree Broadband Holding Inc
Original Assignee
Brooktree Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Brooktree Corp filed Critical Brooktree Corp
Application granted granted Critical
Publication of DE69411771D1 publication Critical patent/DE69411771D1/de
Publication of DE69411771T2 publication Critical patent/DE69411771T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/222—Studio circuitry; Studio devices; Studio equipment
    • H04N5/262—Studio circuits, e.g. for mixing, switching-over, change of character of image, other special effects ; Cameras specially adapted for the electronic generation of special effects
    • H04N5/272—Means for inserting a foreground image in a background image, i.e. inlay, outlay
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G5/00—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
    • G09G5/02—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators characterised by the way in which colour is displayed
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G5/00—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
    • G09G5/36—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators characterised by the display of a graphic pattern, e.g. using an all-points-addressable [APA] memory
    • G09G5/39—Control of the bit-mapped memory
    • G09G5/395—Arrangements specially adapted for transferring the contents of the bit-mapped memory to the screen
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2340/00—Aspects of display data processing
    • G09G2340/12—Overlay of images, i.e. displayed pixel being the result of switching between the corresponding input pixels
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2340/00—Aspects of display data processing
    • G09G2340/12—Overlay of images, i.e. displayed pixel being the result of switching between the corresponding input pixels
    • G09G2340/125—Overlay of images, i.e. displayed pixel being the result of switching between the corresponding input pixels wherein one of the images is motion video
DE69411771T 1993-02-05 1994-02-04 Vorrichtung und Verfahren zur Anzeige von Informationen aus einem grafischen Speicher und einem Videospeicher auf einem Anzeigegerät Expired - Lifetime DE69411771T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/014,359 US5406306A (en) 1993-02-05 1993-02-05 System for, and method of displaying information from a graphics memory and a video memory on a display monitor

Publications (2)

Publication Number Publication Date
DE69411771D1 DE69411771D1 (de) 1998-08-27
DE69411771T2 true DE69411771T2 (de) 1998-12-03

Family

ID=21765022

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69411771T Expired - Lifetime DE69411771T2 (de) 1993-02-05 1994-02-04 Vorrichtung und Verfahren zur Anzeige von Informationen aus einem grafischen Speicher und einem Videospeicher auf einem Anzeigegerät

Country Status (5)

Country Link
US (1) US5406306A (de)
EP (1) EP0610829B1 (de)
JP (1) JP2892930B2 (de)
CA (1) CA2114969C (de)
DE (1) DE69411771T2 (de)

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US6124897A (en) * 1996-09-30 2000-09-26 Sigma Designs, Inc. Method and apparatus for automatic calibration of analog video chromakey mixer
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DE69525261T2 (de) * 1994-11-10 2002-10-10 Brooktree Corp System und verfahren zur erzeugung von video- und synchronisationsdaten in einem rechnersystem
US5732279A (en) * 1994-11-10 1998-03-24 Brooktree Corporation System and method for command processing or emulation in a computer system using interrupts, such as emulation of DMA commands using burst mode data transfer for sound or the like
US5519450A (en) * 1994-11-14 1996-05-21 Texas Instruments Incorporated Graphics subsystem for digital television
US5598525A (en) 1995-01-23 1997-01-28 Cirrus Logic, Inc. Apparatus, systems and methods for controlling graphics and video data in multimedia data processing and display systems
WO1996024922A1 (en) * 1995-02-06 1996-08-15 Ic Works, Inc. Filter ramdac with hardware 1 1/2-d zoom function
US5790881A (en) * 1995-02-07 1998-08-04 Sigma Designs, Inc. Computer system including coprocessor devices simulating memory interfaces
US5710573A (en) * 1995-05-04 1998-01-20 Winbond Electronics Corp. Scaled video output overlaid onto a computer graphics output
US5990861A (en) * 1995-05-08 1999-11-23 Apple Computer, Inc. Method of and apparatus for reprogramming a video controller
US5734362A (en) * 1995-06-07 1998-03-31 Cirrus Logic, Inc. Brightness control for liquid crystal displays
US5877741A (en) * 1995-06-07 1999-03-02 Seiko Epson Corporation System and method for implementing an overlay pathway
US5828383A (en) * 1995-06-23 1998-10-27 S3 Incorporated Controller for processing different pixel data types stored in the same display memory by use of tag bits
US5896140A (en) * 1995-07-05 1999-04-20 Sun Microsystems, Inc. Method and apparatus for simultaneously displaying graphics and video data on a computer display
US5768507A (en) * 1995-09-29 1998-06-16 Cirrus Logic, Inc. Method and apparatus for overcoming a slope overload condition while using differential pulse code modulation scheme
US5808630A (en) * 1995-11-03 1998-09-15 Sierra Semiconductor Corporation Split video architecture for personal computers
US5940089A (en) * 1995-11-13 1999-08-17 Ati Technologies Method and apparatus for displaying multiple windows on a display monitor
US5703618A (en) * 1995-11-22 1997-12-30 Cirrus Logic, Inc. Method and apparatus for upscaling video images when pixel data used for upscaling a source video image are unavailable
US5719511A (en) * 1996-01-31 1998-02-17 Sigma Designs, Inc. Circuit for generating an output signal synchronized to an input signal
US5914725A (en) * 1996-03-07 1999-06-22 Powertv, Inc. Interpolation of pixel values and alpha values in a computer graphics display device
US5767862A (en) * 1996-03-15 1998-06-16 Rendition, Inc. Method and apparatus for self-throttling video FIFO
US6104948A (en) * 1996-04-03 2000-08-15 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Method for visually integrating multiple data acquisition technologies for real time and retrospective analysis
EP0807922A1 (de) * 1996-05-08 1997-11-19 Matsushita Electric Industrial Co., Ltd. Bilformatumwandlungseinrichtung mit Interpolationsfiltern
US6181350B1 (en) * 1996-05-20 2001-01-30 Conexant Systems, Inc. Apparatus for, and method of, interpolating between graphics and video pixels in an expanded image
US6128726A (en) * 1996-06-04 2000-10-03 Sigma Designs, Inc. Accurate high speed digital signal processor
US5818468A (en) * 1996-06-04 1998-10-06 Sigma Designs, Inc. Decoding video signals at high speed using a memory buffer
US6023262A (en) * 1996-06-28 2000-02-08 Cirrus Logic, Inc. Method and apparatus in a computer system to generate a downscaled video image for display on a television system
US5977947A (en) * 1996-08-19 1999-11-02 International Business Machines Corp. Method and apparatus for resizing block ordered video image frames with reduced on-chip cache
US5859651A (en) * 1996-08-19 1999-01-12 International Business Machines Corporation Method and apparatus for block data transfer to reduce on-chip storage for interpolative video resizing
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US6226047B1 (en) * 1997-05-30 2001-05-01 Daewoo Electronics Co., Ltd. Method and apparatus for providing an improved user interface in a settop box
US6157365A (en) * 1998-03-24 2000-12-05 Ati Technologies, Inc. Method and apparatus for processing video and graphics data utilizing a higher sampling rate
DE19954029C1 (de) * 1999-11-11 2001-04-05 Grundig Ag Vorrichtung zur Verbesserung der Bilddarstellung auf einem Display
US7158178B1 (en) * 1999-12-14 2007-01-02 Intel Corporation Method of converting a sub-sampled color image
US6963347B1 (en) * 2000-08-04 2005-11-08 Ati International, Srl Vertex data processing with multiple threads of execution
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US6919929B1 (en) * 2001-03-29 2005-07-19 National Semiconductor Corporation Method and system for implementing a video and graphics interface signaling protocol
US8715188B2 (en) * 2007-07-12 2014-05-06 Siemens Medical Solutions Usa, Inc. Medical diagnostic ultrasound scanning and video synchronization
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US4425581A (en) * 1981-04-17 1984-01-10 Corporation For Public Broadcasting System for overlaying a computer generated video signal on an NTSC video signal
JPH0661034B2 (ja) * 1988-01-07 1994-08-10 株式会社アスキー カラーディスプレイ装置
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Also Published As

Publication number Publication date
CA2114969A1 (en) 1994-08-06
JP2892930B2 (ja) 1999-05-17
US5406306A (en) 1995-04-11
JPH0772836A (ja) 1995-03-17
EP0610829A1 (de) 1994-08-17
DE69411771D1 (de) 1998-08-27
EP0610829B1 (de) 1998-07-22
CA2114969C (en) 2001-04-10

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: BROOKTREE BROADBAND HOLDING,INC.(N.D.GES.D.STA, US