DE3789750D1 - Speicher zur Bildtransformation. - Google Patents

Speicher zur Bildtransformation.

Info

Publication number
DE3789750D1
DE3789750D1 DE3789750T DE3789750T DE3789750D1 DE 3789750 D1 DE3789750 D1 DE 3789750D1 DE 3789750 T DE3789750 T DE 3789750T DE 3789750 T DE3789750 T DE 3789750T DE 3789750 D1 DE3789750 D1 DE 3789750D1
Authority
DE
Germany
Prior art keywords
image transformation
transformation memory
memory
image
transformation
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 - Fee Related
Application number
DE3789750T
Other languages
English (en)
Other versions
DE3789750T2 (de
Inventor
Ronnie D Barnett
Richard A Jackson
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.)
Grass Valley Group Inc
Original Assignee
Grass Valley Group Inc
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 Grass Valley Group Inc filed Critical Grass Valley Group Inc
Application granted granted Critical
Publication of DE3789750D1 publication Critical patent/DE3789750D1/de
Publication of DE3789750T2 publication Critical patent/DE3789750T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T3/00—Geometric image transformations in the plane of the image
    • G06T3/60—Rotation of whole images or parts thereof
    • G06T3/606—Rotation of whole images or parts thereof by memory addressing or mapping
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C7/00—Arrangements for writing information into, or reading information out from, a digital store
    • 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
    • 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
    • H04N5/2628—Alteration of picture size, shape, position or orientation, e.g. zooming, rotation, rolling, perspective, translation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/907—Television signal recording using static stores, e.g. storage tubes or semiconductor memories

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Studio Circuits (AREA)
  • Image Input (AREA)
  • Image Processing (AREA)
DE3789750T 1986-10-20 1987-10-08 Speicher zur Bildtransformation. Expired - Fee Related DE3789750T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/920,560 US4743970A (en) 1986-10-20 1986-10-20 Picture transformation memory

Publications (2)

Publication Number Publication Date
DE3789750D1 true DE3789750D1 (de) 1994-06-09
DE3789750T2 DE3789750T2 (de) 1994-11-03

Family

ID=25443957

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3789750T Expired - Fee Related DE3789750T2 (de) 1986-10-20 1987-10-08 Speicher zur Bildtransformation.

Country Status (6)

Country Link
US (1) US4743970A (de)
EP (1) EP0264726B1 (de)
JP (1) JP2558236B2 (de)
AU (1) AU591350B2 (de)
CA (1) CA1252877A (de)
DE (1) DE3789750T2 (de)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8622613D0 (en) * 1986-09-19 1986-10-22 Questech Ltd Processing of video image signals
GB8622610D0 (en) * 1986-09-19 1986-10-22 Questech Ltd Processing of video image signals
US5005126A (en) * 1987-04-09 1991-04-02 Prevail, Inc. System and method for remote presentation of diagnostic image information
EP0291347B1 (de) * 1987-05-15 1994-01-05 Pioneer Electronic Corporation Verfahren und Einrichtung zur Bildverarbeitung
JP2687397B2 (ja) * 1988-02-29 1997-12-08 松下電器産業株式会社 画像メモリと画像処理装置
US4872054A (en) * 1988-06-30 1989-10-03 Adaptive Video, Inc. Video interface for capturing an incoming video signal and reformatting the video signal
GB2229885B (en) * 1988-12-23 1993-07-28 Rank Cintel Ltd Insertion of test pattern into video path
US4920415A (en) * 1989-03-20 1990-04-24 The Grass Valley Group, Inc. Self keyer
JP2771858B2 (ja) * 1989-08-23 1998-07-02 富士通株式会社 多画面合成装置
JPH03282497A (ja) * 1990-03-30 1991-12-12 Toshiba Corp 信号変換方式および装置
US5311309A (en) * 1990-06-01 1994-05-10 Thomson Consumer Electronics, Inc. Luminance processing system for compressing and expanding video data
GB9012326D0 (en) * 1990-06-01 1990-07-18 Thomson Consumer Electronics Wide screen television
US5291275A (en) * 1990-06-20 1994-03-01 International Business Machines Incorporated Triple field buffer for television image storage and visualization on raster graphics display
US5173948A (en) * 1991-03-29 1992-12-22 The Grass Valley Group, Inc. Video image mapping system
JP3057460B2 (ja) * 1991-08-22 2000-06-26 インターナショナル・ビジネス・マシーンズ・コーポレイション マルチプロセッサ・システム、およびそのマルチプロセッサ・システムを用いたグラフィックス表示装置
US5321798A (en) * 1991-10-28 1994-06-14 Hughes Aircraft Company Apparatus for providing a composite digital representation of a scene within a field-of-regard
EP0616466B1 (de) * 1992-01-07 2000-06-07 Thomson Consumer Electronics, Inc. Horizontale Panoramierung für ein Breitbildschirmfernsehen
US5287188A (en) * 1992-01-07 1994-02-15 Thomson Consumer Electronics, Inc. Horizontal panning for wide screen television
GB9200281D0 (en) * 1992-01-08 1992-02-26 Thomson Consumer Electronics A pip horizontal panning circuit for wide screen television
US5274472A (en) * 1992-05-21 1993-12-28 Xerox Corporation High addressability image generator using pseudo interpolation of video and screen data
US5586200A (en) * 1994-01-07 1996-12-17 Panasonic Technologies, Inc. Segmentation based image compression system
US5905538A (en) * 1997-10-15 1999-05-18 Tektronix, Inc. System of switching video of two different standards
US6205181B1 (en) * 1998-03-10 2001-03-20 Chips & Technologies, Llc Interleaved strip data storage system for video processing
JP2004516718A (ja) * 2000-12-11 2004-06-03 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ ビデオ信号処理における動き補償型デインターレーシング
US6760035B2 (en) * 2001-11-19 2004-07-06 Nvidia Corporation Back-end image transformation
KR100695141B1 (ko) * 2005-02-15 2007-03-14 삼성전자주식회사 영상처리시스템에 있어서 메모리 억세스장치 및 방법, 데이터 기록장치 및 방법과 데이터 독출장치 및 방법

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4573070A (en) * 1977-01-31 1986-02-25 Cooper J Carl Noise reduction system for video signals
US4322750A (en) * 1979-05-08 1982-03-30 British Broadcasting Corporation Television display system
US4468747A (en) * 1980-11-03 1984-08-28 Hewlett-Packard Company Scan converter system
US4462024A (en) * 1981-03-24 1984-07-24 Rca Corporation Memory scanning address generator
US4449143A (en) * 1981-10-26 1984-05-15 Rca Corporation Transcodeable vertically scanned high-definition television system
US4463372A (en) * 1982-03-24 1984-07-31 Ampex Corporation Spatial transformation system including key signal generator
GB2140644B (en) * 1983-05-17 1986-09-17 Sony Corp Television standards converters
JPS60160780A (ja) * 1984-01-31 1985-08-22 Nec Corp 特殊効果用画像記憶装置
GB8410597D0 (en) * 1984-04-25 1984-05-31 Quantel Ltd Video signal processing
JPS6162286A (ja) * 1984-09-04 1986-03-31 Univ Nagoya 画像信号帯域圧縮方式
GB2164518B (en) * 1984-09-14 1987-12-02 Philips Electronic Associated Rotating television pictures
GB2165066B (en) * 1984-09-25 1988-08-24 Sony Corp Video data storage
US4639769A (en) * 1985-04-01 1987-01-27 Eastman Kodak Company Modifying color digital images

Also Published As

Publication number Publication date
EP0264726A2 (de) 1988-04-27
DE3789750T2 (de) 1994-11-03
US4743970A (en) 1988-05-10
AU7989587A (en) 1988-04-21
EP0264726B1 (de) 1994-05-04
JP2558236B2 (ja) 1996-11-27
JPS63109670A (ja) 1988-05-14
EP0264726A3 (en) 1990-11-07
AU591350B2 (en) 1989-11-30
CA1252877A (en) 1989-04-18

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee