JPS541101A - Method of mixing video signals in photoengraving - Google Patents

Method of mixing video signals in photoengraving

Info

Publication number
JPS541101A
JPS541101A JP2080578A JP2080578A JPS541101A JP S541101 A JPS541101 A JP S541101A JP 2080578 A JP2080578 A JP 2080578A JP 2080578 A JP2080578 A JP 2080578A JP S541101 A JPS541101 A JP S541101A
Authority
JP
Japan
Prior art keywords
photoengraving
video signals
mixing video
mixing
signals
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.)
Granted
Application number
JP2080578A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0232617B2 (enrdf_load_stackoverflow
Inventor
Georuku Kunotsupu Hansu
Hofurihitaa Ingo
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.)
Dr Ing Rudolf Hell GmbH
Original Assignee
Dr Ing Rudolf Hell GmbH
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 Dr Ing Rudolf Hell GmbH filed Critical Dr Ing Rudolf Hell GmbH
Publication of JPS541101A publication Critical patent/JPS541101A/ja
Publication of JPH0232617B2 publication Critical patent/JPH0232617B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/387—Composing, repositioning or otherwise geometrically modifying originals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/46—Colour picture communication systems
    • H04N1/56—Processing of colour picture signals
    • H04N1/60—Colour correction or control
    • H04N1/62—Retouching, i.e. modification of isolated colours only or in isolated picture areas only

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Studio Circuits (AREA)
  • Color Image Communication Systems (AREA)
  • Fax Reproducing Arrangements (AREA)
JP2080578A 1977-02-26 1978-02-24 Method of mixing video signals in photoengraving Granted JPS541101A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19772708421 DE2708421C2 (de) 1977-02-26 1977-02-26 Verfahren zum Mischen von Signalen bei der Druckformherstellung

Publications (2)

Publication Number Publication Date
JPS541101A true JPS541101A (en) 1979-01-06
JPH0232617B2 JPH0232617B2 (enrdf_load_stackoverflow) 1990-07-23

Family

ID=6002247

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2080578A Granted JPS541101A (en) 1977-02-26 1978-02-24 Method of mixing video signals in photoengraving

Country Status (5)

Country Link
JP (1) JPS541101A (enrdf_load_stackoverflow)
CH (1) CH631270A5 (enrdf_load_stackoverflow)
DE (1) DE2708421C2 (enrdf_load_stackoverflow)
FR (1) FR2382033B1 (enrdf_load_stackoverflow)
GB (1) GB1570773A (enrdf_load_stackoverflow)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56152377A (en) * 1980-04-26 1981-11-25 Canon Inc Picture reader
JPS5955404A (ja) * 1982-09-24 1984-03-30 Nitto Electric Ind Co Ltd カラ−偏光子
JPS5990161A (ja) * 1982-11-16 1984-05-24 Dainippon Ink & Chem Inc 組合せ画像の形成方法及び装置
JPS59133665A (ja) * 1983-01-19 1984-08-01 Dainippon Ink & Chem Inc 組合せ画像の形成方法
JPS59163963A (ja) * 1983-03-08 1984-09-17 Canon Inc カラ−画像形成法

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5289566A (en) * 1980-12-04 1994-02-22 Quantel, Ltd. Video image creation
US5216755A (en) * 1980-12-04 1993-06-01 Quantel Limited Video image creation system which proportionally mixes previously created image pixel data with currently created data
DE3220298A1 (de) * 1981-06-01 1982-12-16 Canon K.K., Tokyo Farbbild-lesegeraet
GB2157121B (en) * 1982-01-15 1986-10-01 Quantel Ltd Image composition system
GB2157122B (en) * 1982-01-15 1986-09-24 Quantel Ltd Image composition system
DE3300959A1 (de) * 1982-01-15 1983-07-28 Quantel Ltd., Newbury, Berkshire Bildmischvorrichtung und -verfahren
US4602286A (en) * 1982-01-15 1986-07-22 Quantel Limited Video processing for composite images
DE3313392A1 (de) * 1982-04-14 1983-10-20 Fuji Photo Film Co., Ltd., Minami Ashigara, Kanagawa Verfahren und vorrichtung zur digitalen farbkorrektur
DE3341371C2 (de) * 1982-11-16 1989-09-21 Dainippon Ink And Chemicals, Inc., Tokio/Tokyo Verfahren und Einrichtung zum Erzeugen eines kombinierten Bildsignals
US5459529A (en) * 1983-01-10 1995-10-17 Quantel, Ltd. Video processing for composite images
US4682216A (en) * 1983-03-08 1987-07-21 Canon Kabushiki Kaisha Color image picture forming process and apparatus which improves the quality of the black portions of the picture
JPH0614187B2 (ja) * 1984-10-11 1994-02-23 株式会社デイ・エス・スキヤナ− 網点フィルム作成装置
DE3672609D1 (de) * 1986-04-30 1990-08-16 Hell Rudolf Dr Ing Gmbh Verfahren zur aufzeichnung von druckformen.
EP0270259B1 (en) * 1986-12-04 1995-02-01 Quantel Limited Improvements relating to video signal processing systems
US5175807A (en) * 1986-12-04 1992-12-29 Quantel Limited Video signal processing with added probabilistic dither
GB2215937A (en) * 1988-03-23 1989-09-27 Benchmark Technologies Analog controlled video mixer
DE4107703C2 (de) * 1991-03-09 1994-07-21 Hell Ag Linotype Verfahren und Vorrichtung zur Aufzeichnung gerasterter Bilder
DE4326874C3 (de) * 1993-08-11 1999-11-25 Benecke Kaliko Ag Verfahren zum Gravieren eines Musters in eine Oberfläche eines Werkstücks

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2193869A (en) * 1937-07-09 1940-03-19 Alfred N Goldsmith Television control
US2606245A (en) * 1948-03-10 1952-08-05 Time Inc Unsharp mask in electronic color correction
US2799722A (en) * 1954-04-26 1957-07-16 Adalia Ltd Reproduction with localized corrections
DE1172540B (de) * 1962-05-05 1964-06-18 Hell Rudolf Dr Ing Fa Verfahren zum elektronischen Ineinander-kopieren von Teilen verschiedener Bildvorlagen
US3260952A (en) * 1964-01-21 1966-07-12 Northern Electric Co Fader amplifier comprising variable gain transistor circuits
GB1142384A (en) * 1966-07-20 1969-02-05 Paul & Ass Ltd K S Improvements in or relating to photo-electric scanning and image-modifying equipment
FR1531244A (fr) * 1966-07-20 1968-06-28 K S Paul And Associates Ltd Méthode et dispositif électro-optique pour la reproduction des images
GB1294191A (en) * 1970-01-28 1972-10-25 Crosfield Electronics Ltd Improvements relating to apparatus for reproducing coloured images
DE2226990C3 (de) * 1972-06-02 1976-01-02 Dr.-Ing. Rudolf Hell Gmbh, 2300 Kiel Anordnung zur Verbesserung der Schärfe bei der Aufzeichnung von Halbtonbildern
GB1400806A (en) * 1972-12-04 1975-07-23 Crosfield Electronics Ltd Image reproduction systems

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56152377A (en) * 1980-04-26 1981-11-25 Canon Inc Picture reader
JPS5955404A (ja) * 1982-09-24 1984-03-30 Nitto Electric Ind Co Ltd カラ−偏光子
JPS5990161A (ja) * 1982-11-16 1984-05-24 Dainippon Ink & Chem Inc 組合せ画像の形成方法及び装置
JPS59133665A (ja) * 1983-01-19 1984-08-01 Dainippon Ink & Chem Inc 組合せ画像の形成方法
JPS59163963A (ja) * 1983-03-08 1984-09-17 Canon Inc カラ−画像形成法

Also Published As

Publication number Publication date
JPH0232617B2 (enrdf_load_stackoverflow) 1990-07-23
DE2708421A1 (de) 1978-08-31
FR2382033A1 (fr) 1978-09-22
CH631270A5 (en) 1982-07-30
FR2382033B1 (fr) 1987-02-13
GB1570773A (en) 1980-07-09
DE2708421C2 (de) 1982-01-14

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