DE3688045D1 - Bildsignalverarbeitung. - Google Patents

Bildsignalverarbeitung.

Info

Publication number
DE3688045D1
DE3688045D1 DE8686308168T DE3688045T DE3688045D1 DE 3688045 D1 DE3688045 D1 DE 3688045D1 DE 8686308168 T DE8686308168 T DE 8686308168T DE 3688045 T DE3688045 T DE 3688045T DE 3688045 D1 DE3688045 D1 DE 3688045D1
Authority
DE
Germany
Prior art keywords
signal processing
image signal
image
processing
signal
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
DE8686308168T
Other languages
English (en)
Other versions
DE3688045T2 (de
Inventor
Morgan William Amos David
John William Richards
David John Hedley
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.)
Sony Corp
Original Assignee
Sony 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 Sony Corp filed Critical Sony Corp
Application granted granted Critical
Publication of DE3688045D1 publication Critical patent/DE3688045D1/de
Publication of DE3688045T2 publication Critical patent/DE3688045T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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 transformation in the plane of the image
    • G06T3/40—Scaling the whole image or part thereof
    • G06T3/4007—Interpolation-based scaling, e.g. bilinear interpolation
    • 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
DE8686308168T 1985-11-19 1986-10-21 Bildsignalverarbeitung. Expired - Lifetime DE3688045T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8528442A GB2183118B (en) 1985-11-19 1985-11-19 Image signal processing

Publications (2)

Publication Number Publication Date
DE3688045D1 true DE3688045D1 (de) 1993-04-22
DE3688045T2 DE3688045T2 (de) 1993-09-16

Family

ID=10588422

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8686308168T Expired - Lifetime DE3688045T2 (de) 1985-11-19 1986-10-21 Bildsignalverarbeitung.

Country Status (5)

Country Link
US (1) US4760605A (de)
EP (1) EP0225029B1 (de)
JP (1) JPS62130474A (de)
DE (1) DE3688045T2 (de)
GB (1) GB2183118B (de)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4939439A (en) * 1985-09-26 1990-07-03 Unisearch Limited Robot vision and optical location systems
GB2197766B (en) * 1986-11-17 1990-07-25 Sony Corp Two-dimensional finite impulse response filter arrangements
FR2632470B1 (fr) * 1988-06-07 1990-08-03 Thomson Video Equip Dispositif de traitement numerique d'images pour l'obtention d'effets speciaux geometriques
GB2222047A (en) * 1988-07-25 1990-02-21 Unisearch Ltd Optical mapping of field of view and information storage
GB2223455A (en) * 1988-08-12 1990-04-11 Scient Generics Ltd Thermal printing
US4918543A (en) * 1989-01-24 1990-04-17 Eastman Kodak Company Apparatus for thresholding an image signal
US4970604A (en) * 1989-04-14 1990-11-13 Coueignoux Philippe J Screen display enhancing system
GB8909367D0 (en) * 1989-04-25 1989-06-14 Quantel Ltd Manipulating electronically stored images
JPH02312486A (ja) * 1989-05-29 1990-12-27 Fuji Photo Film Co Ltd 画像データ処理装置
US5131049A (en) * 1989-12-08 1992-07-14 Xerox Corporation Identification, characterization, and segmentation of halftone or stippled regions of binary images by growing a seed to a clipping mask
US5065437A (en) * 1989-12-08 1991-11-12 Xerox Corporation Identification and segmentation of finely textured and solid regions of binary images
GB2244622B (en) * 1990-05-30 1994-06-15 Sony Corp Image signal processing
JPH0445671A (ja) * 1990-06-12 1992-02-14 Sony Corp テレビジョン信号の輪郭強調回路
US5268758A (en) * 1990-09-26 1993-12-07 Matsushita Electric Industrial Co., Ltd. Horizontal line interpolation circuit and image pickup apparatus including it
US5193122A (en) * 1990-12-03 1993-03-09 Xerox Corporation High speed halftone detection technique
US5119442A (en) * 1990-12-19 1992-06-02 Pinnacle Systems Incorporated Real time digital video animation using compressed pixel mappings
GB9028098D0 (en) * 1990-12-27 1991-02-13 Ferguson Ltd Television receiver
WO1992012495A1 (en) * 1990-12-31 1992-07-23 E.I. Du Pont De Nemours And Company Method of resizing an image, designing a filter therefor, and mapping the output image to the input image
GB2259422B (en) * 1991-09-06 1995-04-05 Sony Broadcast & Communication Digital video signal processing
US5168375A (en) * 1991-09-18 1992-12-01 Polaroid Corporation Image reconstruction by use of discrete cosine and related transforms
JP2857292B2 (ja) * 1991-12-18 1999-02-17 ゼロックス コーポレイション ２次元デジタルフィルタを実現するための装置
JP3151788B2 (ja) * 1991-12-23 2001-04-03 ゼロックス コーポレーション 矩形原画像の回転方法
US5561723A (en) * 1992-03-09 1996-10-01 Tektronix, Inc. Localized image compression calculation method and apparatus to control anti-aliasing filtering in 3-D manipulation of 2-D video images
GB2269293B (en) * 1992-07-30 1996-04-24 Sony Broadcast & Communication Apparatus and method for processing image data
GB2283633B (en) * 1993-11-05 1997-10-29 Sony Uk Ltd Anti-alias filter control for a split picture
DE19780359D2 (de) * 1996-04-25 1998-11-05 Delphi Systemsimulation Gmbh Verfahren zum Klassifizieren und Wiedererkennen von Mustern, wobei eine Signatur durch das Glätten eines Polygonzugs erzeugt wird
US5751862A (en) * 1996-05-08 1998-05-12 Xerox Corporation Self-timed two-dimensional filter
US5835630A (en) * 1996-05-08 1998-11-10 Xerox Corporation Modular time-varying two-dimensional filter
US6674484B1 (en) * 2000-01-10 2004-01-06 Koninklijke Philips Electronics N.V. Video sample rate conversion to achieve 3-D effects
FR2884095B1 (fr) * 2005-03-31 2007-06-29 Thomson Licensing Sa Televiseur a balayage vertical

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4432009A (en) 1981-03-24 1984-02-14 Rca Corporation Video pre-filtering in phantom raster generating apparatus
JP2502274B2 (ja) * 1982-10-20 1996-05-29 ソニー株式会社 画像変換装置
US4578812A (en) * 1982-12-01 1986-03-25 Nec Corporation Digital image processing by hardware using cubic convolution interpolation
US4602285A (en) * 1983-04-08 1986-07-22 Ampex Corporation System and method for transforming and filtering a video image
JPH0757003B2 (ja) * 1983-05-09 1995-06-14 大日本スクリ−ン製造株式会社 画像走査記録装置
JPS6022878A (ja) * 1983-07-18 1985-02-05 Sony Corp デイジタル画像信号の補間方法
GB8410597D0 (en) * 1984-04-25 1984-05-31 Quantel Ltd Video signal processing
GB2160051A (en) * 1984-04-26 1985-12-11 Philips Electronic Associated Video signal processing arrangement
GB2172167B (en) 1985-03-07 1988-06-15 Sony Corp Video signal processing
US4656515A (en) * 1985-03-25 1987-04-07 Rca Corporation Horizontal compression of pixels in a reduced-size video image utilizing cooperating subsampling and display rates
US4652908A (en) * 1985-03-25 1987-03-24 Rca Corporation Filtering system for processing a reduced-resolution video image
JPS61230571A (ja) * 1985-04-05 1986-10-14 Dainippon Screen Mfg Co Ltd 画像走査装置

Also Published As

Publication number Publication date
EP0225029A2 (de) 1987-06-10
EP0225029B1 (de) 1993-03-17
GB2183118A (en) 1987-05-28
GB8528442D0 (en) 1985-12-24
GB2183118B (en) 1989-10-04
JPS62130474A (ja) 1987-06-12
US4760605A (en) 1988-07-26
DE3688045T2 (de) 1993-09-16
EP0225029A3 (en) 1989-07-26

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition