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
Japanese (ja)
Other versions
JPH0232617B2 (en
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/en
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
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 (en) 1977-02-26 1977-02-26 Method for mixing signals in the production of printing formes

Publications (2)

Publication Number Publication Date
JPS541101A true JPS541101A (en) 1979-01-06
JPH0232617B2 JPH0232617B2 (en) 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 (en)
CH (1) CH631270A5 (en)
DE (1) DE2708421C2 (en)
FR (1) FR2382033B1 (en)
GB (1) GB1570773A (en)

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 (en) * 1982-09-24 1984-03-30 Nitto Electric Ind Co Ltd Color polarizer
JPS5990161A (en) * 1982-11-16 1984-05-24 Dainippon Ink & Chem Inc Method and device for forming composite picture
JPS59133665A (en) * 1983-01-19 1984-08-01 Dainippon Ink & Chem Inc Forming method of combinational picture
JPS59163963A (en) * 1983-03-08 1984-09-17 Canon Inc Color picture forming method

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
US5289566A (en) * 1980-12-04 1994-02-22 Quantel, Ltd. Video image creation
DE3220298A1 (en) * 1981-06-01 1982-12-16 Canon K.K., Tokyo COLOR IMAGE READER
GB2157122B (en) * 1982-01-15 1986-09-24 Quantel Ltd Image composition system
DE3300959A1 (en) * 1982-01-15 1983-07-28 Quantel Ltd., Newbury, Berkshire IMAGE MIXING DEVICE AND METHOD
GB2157121B (en) * 1982-01-15 1986-10-01 Quantel Ltd Image composition system
US4602286A (en) * 1982-01-15 1986-07-22 Quantel Limited Video processing for composite images
GB2119600B (en) * 1982-04-14 1986-04-23 Fuji Photo Film Co Ltd Method and apparatus for digital color correction
DE3341371C2 (en) * 1982-11-16 1989-09-21 Dainippon Ink And Chemicals, Inc., Tokio/Tokyo Method and device for generating a combined image signal
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 (en) * 1984-10-11 1994-02-23 株式会社デイ・エス・スキヤナ− Halftone film making device
DE3672609D1 (en) * 1986-04-30 1990-08-16 Hell Rudolf Dr Ing Gmbh METHOD FOR RECORDING PRINTING FORMS.
US5175807A (en) * 1986-12-04 1992-12-29 Quantel Limited Video signal processing with added probabilistic dither
DE3751035T2 (en) * 1986-12-04 1995-05-24 Quantel Ltd Video signal processing systems.
GB2215937A (en) * 1988-03-23 1989-09-27 Benchmark Technologies Analog controlled video mixer
DE4107703C2 (en) * 1991-03-09 1994-07-21 Hell Ag Linotype Method and device for recording rasterized images
DE4326874C3 (en) * 1993-08-11 1999-11-25 Benecke Kaliko Ag Method of engraving a pattern on a surface of a workpiece

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 (en) * 1962-05-05 1964-06-18 Hell Rudolf Dr Ing Fa Method for the electronic copying of parts of different picture originals
US3260952A (en) * 1964-01-21 1966-07-12 Northern Electric Co Fader amplifier comprising variable gain transistor circuits
FR1531244A (en) * 1966-07-20 1968-06-28 K S Paul And Associates Ltd Method and electro-optical device for reproducing images
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
GB1294191A (en) * 1970-01-28 1972-10-25 Crosfield Electronics Ltd Improvements relating to apparatus for reproducing coloured images
DE2226990C3 (en) * 1972-06-02 1976-01-02 Dr.-Ing. Rudolf Hell Gmbh, 2300 Kiel Arrangement to improve the sharpness when recording halftone images
GB1400806A (en) * 1972-12-04 1975-07-23 Crosfield Electronics Ltd Image reproduction systems

Cited By (7)

* 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
JPH0243394B2 (en) * 1980-04-26 1990-09-28
JPS5955404A (en) * 1982-09-24 1984-03-30 Nitto Electric Ind Co Ltd Color polarizer
JPS5990161A (en) * 1982-11-16 1984-05-24 Dainippon Ink & Chem Inc Method and device for forming composite picture
JPS59133665A (en) * 1983-01-19 1984-08-01 Dainippon Ink & Chem Inc Forming method of combinational picture
JPH0131232B2 (en) * 1983-01-19 1989-06-23 Dainippon Ink & Chemicals
JPS59163963A (en) * 1983-03-08 1984-09-17 Canon Inc Color picture forming method

Also Published As

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

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