FR2563678B1 - Perfectionnements concernant les systemes de traitement de signaux video - Google Patents

Perfectionnements concernant les systemes de traitement de signaux video

Info

Publication number
FR2563678B1
FR2563678B1 FR858506252A FR8506252A FR2563678B1 FR 2563678 B1 FR2563678 B1 FR 2563678B1 FR 858506252 A FR858506252 A FR 858506252A FR 8506252 A FR8506252 A FR 8506252A FR 2563678 B1 FR2563678 B1 FR 2563678B1
Authority
FR
France
Prior art keywords
signal processing
video signal
processing systems
systems
video
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
FR858506252A
Other languages
English (en)
Other versions
FR2563678A1 (fr
Inventor
Neil Roy Hinson
Stephen Paul Greenhalgh
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.)
Quantel Ltd
Original Assignee
Quantel Ltd
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 Quantel Ltd filed Critical Quantel Ltd
Publication of FR2563678A1 publication Critical patent/FR2563678A1/fr
Application granted granted Critical
Publication of FR2563678B1 publication Critical patent/FR2563678B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H04N5/2628—Alteration of picture size, shape, position or orientation, e.g. zooming, rotation, rolling, perspective, translation
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T3/00—Geometric image transformation in the plane of the image
    • G06T3/40—Scaling the whole image or part thereof
FR858506252A 1984-04-25 1985-04-24 Perfectionnements concernant les systemes de traitement de signaux video Expired - Fee Related FR2563678B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB848410597A GB8410597D0 (en) 1984-04-25 1984-04-25 Video signal processing

Publications (2)

Publication Number Publication Date
FR2563678A1 FR2563678A1 (fr) 1985-10-31
FR2563678B1 true FR2563678B1 (fr) 1991-06-14

Family

ID=10560076

Family Applications (1)

Application Number Title Priority Date Filing Date
FR858506252A Expired - Fee Related FR2563678B1 (fr) 1984-04-25 1985-04-24 Perfectionnements concernant les systemes de traitement de signaux video

Country Status (5)

Country Link
US (1) US4665433A (fr)
JP (1) JPS60238891A (fr)
DE (1) DE3512278C3 (fr)
FR (1) FR2563678B1 (fr)
GB (2) GB8410597D0 (fr)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6221381A (ja) * 1985-07-19 1987-01-29 Matsushita Electric Ind Co Ltd 二画面テレビ受信機
GB2183118B (en) * 1985-11-19 1989-10-04 Sony Corp Image signal processing
GB2184316B (en) * 1985-12-17 1989-10-11 Sony Corp Two-dimensional finite impulse response filter arrangements.
US4743970A (en) * 1986-10-20 1988-05-10 The Grass Valley Group, Inc. Picture transformation memory
US5070465A (en) * 1987-02-25 1991-12-03 Sony Corporation Video image transforming method and apparatus
US4792856A (en) * 1987-04-14 1988-12-20 Rca Licensing Corporation Sampled data memory system as for a television picture magnification system
US4771279A (en) * 1987-07-10 1988-09-13 Silicon Graphics, Inc. Dual clock shift register
JP2590899B2 (ja) * 1987-07-24 1997-03-12 松下電器産業株式会社 文字図形情報表示装置
JPH01251092A (ja) * 1988-03-31 1989-10-06 Fujitsu General Ltd 映像システムの画像出力回路
JPH0743769B2 (ja) * 1988-05-31 1995-05-15 日本アビオニクス株式会社 デジタル画像処理装置
FR2632470B1 (fr) * 1988-06-07 1990-08-03 Thomson Video Equip Dispositif de traitement numerique d'images pour l'obtention d'effets speciaux geometriques
GB2229336B (en) * 1989-03-17 1993-09-15 Sony Corp Picture manipulation
US5237657A (en) * 1989-03-17 1993-08-17 Sony Corporation Apparatus for manipulating a picture represented by a video signal
JP2805860B2 (ja) * 1989-07-06 1998-09-30 キヤノン株式会社 静止画像再生装置
JPH03259193A (ja) * 1990-03-08 1991-11-19 Teremateiiku Kokusai Kenkyusho:Kk グレースケール文字表示装置
GB2244622B (en) * 1990-05-30 1994-06-15 Sony Corp Image signal processing
US5119442A (en) * 1990-12-19 1992-06-02 Pinnacle Systems Incorporated Real time digital video animation using compressed pixel mappings
JPH05504433A (ja) * 1990-12-31 1993-07-08 イー・アイ・デュポン・ドゥ・ヌムール・アンド・カンパニー 画像のサイズを変換する方法、フィルタを設計する方法および出力画像空間のピクセルをサイズ変換された入力画像空間に写像する方法
JP2935307B2 (ja) * 1992-02-20 1999-08-16 株式会社日立製作所 ディスプレイ
JP3334211B2 (ja) * 1993-02-10 2002-10-15 株式会社日立製作所 ディスプレイ
US5374995A (en) * 1993-03-22 1994-12-20 Eastman Kodak Company Method and apparatus for enhancing sharpness of a sequence of images subject to continuous zoom
US6073158A (en) * 1993-07-29 2000-06-06 Cirrus Logic, Inc. System and method for processing multiple received signal sources
GB9410784D0 (en) * 1994-05-28 1994-07-20 Kodak Ltd Image processing
KR100222682B1 (ko) * 1996-05-31 1999-10-01 윤종용 영상 재생 장치의 수직 압축 회로
US7619639B1 (en) * 2005-09-12 2009-11-17 Nvidia Corporation Adaptive scaling using a programmable video engine
JP6762737B2 (ja) * 2016-03-10 2020-09-30 キヤノン株式会社 画像処理装置

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4051531A (en) * 1970-03-26 1977-09-27 Independent Broadcasting Authority Television systems
GB1576117A (en) * 1976-05-21 1980-10-01 Quantel Ltd Video picture compression
GB1594341A (en) * 1976-10-14 1981-07-30 Micro Consultants Ltd Picture information processing system for television
US4266242A (en) * 1978-03-21 1981-05-05 Vital Industries, Inc. Television special effects arrangement
GB2044580B (en) * 1979-02-27 1983-03-23 Micro Consultants Ltd Distributed store and processor with movement tag system
US4282546A (en) * 1979-11-28 1981-08-04 Rca Corporation Television image size altering apparatus
FR2480545A1 (fr) * 1980-04-10 1981-10-16 Micro Consultants Ltd Dispositif et procede pour imprimer un deplacement angulaire a une image de television
GB2073988B (en) * 1980-04-10 1984-09-26 Micro Consultants Ltd Video picture processing
JPS56157172A (en) * 1980-05-07 1981-12-04 Ricoh Co Ltd Producing device of picture of variable magnification
JPS57138262A (en) * 1981-02-20 1982-08-26 Fuji Xerox Co Ltd Conversion system for main scanning line density
DE3126635A1 (de) * 1981-07-06 1983-01-20 Robert Bosch Gmbh, 7000 Stuttgart Verfahren zur wandlung der zeilenzahl

Also Published As

Publication number Publication date
DE3512278C2 (fr) 1987-09-10
FR2563678A1 (fr) 1985-10-31
GB2158322A (en) 1985-11-06
DE3512278A1 (de) 1985-11-07
US4665433A (en) 1987-05-12
DE3512278C3 (de) 1992-11-19
GB8410597D0 (en) 1984-05-31
JPH041551B2 (fr) 1992-01-13
GB2158322B (en) 1987-05-20
GB8507878D0 (en) 1985-05-01
JPS60238891A (ja) 1985-11-27

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Legal Events

Date Code Title Description
ST Notification of lapse