GB1541554A - Method of digital colour correction for use in reproducingcoloured pictures - Google Patents

Method of digital colour correction for use in reproducingcoloured pictures

Info

Publication number
GB1541554A
GB1541554A GB7259/77A GB725977A GB1541554A GB 1541554 A GB1541554 A GB 1541554A GB 7259/77 A GB7259/77 A GB 7259/77A GB 725977 A GB725977 A GB 725977A GB 1541554 A GB1541554 A GB 1541554A
Authority
GB
United Kingdom
Prior art keywords
reproducingcoloured
pictures
colour correction
digital colour
digital
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
Application number
GB7259/77A
Other languages
English (en)
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 GB1541554A publication Critical patent/GB1541554A/en
Expired 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
    • H04N1/46—Colour picture communication systems
    • H04N1/56—Processing of colour picture signals
    • H04N1/60—Colour correction or control
    • H04N1/6016—Conversion to subtractive colour signals
    • H04N1/6019—Conversion to subtractive colour signals using look-up tables
    • 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
    • H04N1/6011—Colour correction or control with simulation on a subsidiary picture reproducer
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/11—Scanning of colour motion picture films, e.g. for telecine

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Color Image Communication Systems (AREA)
  • Image Processing (AREA)
GB7259/77A 1976-05-12 1977-02-21 Method of digital colour correction for use in reproducingcoloured pictures Expired GB1541554A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2621008A DE2621008B2 (de) 1976-05-12 1976-05-12 Verfahren zur Gewinnung und Verwertung von Farbkorrekturdaten für die Farbbildaufzeichnung

Publications (1)

Publication Number Publication Date
GB1541554A true GB1541554A (en) 1979-03-07

Family

ID=5977747

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7259/77A Expired GB1541554A (en) 1976-05-12 1977-02-21 Method of digital colour correction for use in reproducingcoloured pictures

Country Status (10)

Country Link
JP (1) JPS52139502A (nl)
CA (1) CA1082109A (nl)
CH (1) CH601841A5 (nl)
DE (1) DE2621008B2 (nl)
ES (1) ES450078A1 (nl)
FR (1) FR2351437A1 (nl)
GB (1) GB1541554A (nl)
IT (1) IT1092902B (nl)
NL (1) NL171384C (nl)
SE (1) SE422250B (nl)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2045569A (en) * 1978-12-11 1980-10-29 Dainippon Screen Mfg Colour control simulator
DE3106346A1 (de) * 1980-02-27 1981-12-24 Dainippon Screen Seizo K.K., Kyoto Verfahren zum einordnen von einstelldaten fuer eine fotoelektrische abtasteinrichtung und vorrichtung zum auslesen der daten in der form von grafischen darstellungen
GB2161670A (en) * 1984-07-06 1986-01-15 Dainippon Screen Mfg Method and apparatus for reproducing an original image
US4590515A (en) * 1982-05-29 1986-05-20 Dr.-Ing. Rudolf Hell Gmbh Method and apparatus for modifying color reduction depending on tone
US4626903A (en) * 1983-04-27 1986-12-02 Dr. Ing. Rudolf Hell Gmbh Method for point-by-point and line-by-line exposing of color images using two correction stages

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5492802A (en) * 1977-12-31 1979-07-23 Yamatoya Shokai Photographic makeup method
JPS5497101A (en) * 1978-01-14 1979-08-01 Yamatoya Shokai Machine for phototype process
DE2810225C2 (de) * 1978-03-09 1982-04-22 Dr.-Ing. Rudolf Hell Gmbh, 2300 Kiel Gewinnung und Verwertung von Farbkorrekturdaten für die Farbbildaufzeichnung
DE2848376C2 (de) * 1978-11-08 1983-12-15 Dr.-Ing. Rudolf Hell Gmbh, 2300 Kiel Einrichtung zur Nachkorrektur von Standardfarbkorrekturen bei der Farbbildaufzeichnung
JPS55157741A (en) * 1979-05-29 1980-12-08 Dainippon Screen Mfg Co Ltd Information making and recording apparatus for adjusting color scanner
DE3364249D1 (en) * 1982-03-30 1986-07-31 Crosfield Electronics Ltd Video retouching systems
JPS58211154A (ja) * 1982-06-01 1983-12-08 Dainippon Screen Mfg Co Ltd レタツチ機能を有する画像走査記録方法及び装置
DE3347049C2 (de) * 1983-12-24 1986-07-17 Dr.-Ing. Rudolf Hell Gmbh, 2300 Kiel Verfahren und Schaltungsanordnung zur Simulierung eines Mehrfarbendrucks auf einem Farbmonitor

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5212001A (en) * 1975-07-17 1977-01-29 Dainippon Screen Mfg Method of correcting color

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2045569A (en) * 1978-12-11 1980-10-29 Dainippon Screen Mfg Colour control simulator
DE3106346A1 (de) * 1980-02-27 1981-12-24 Dainippon Screen Seizo K.K., Kyoto Verfahren zum einordnen von einstelldaten fuer eine fotoelektrische abtasteinrichtung und vorrichtung zum auslesen der daten in der form von grafischen darstellungen
US4590515A (en) * 1982-05-29 1986-05-20 Dr.-Ing. Rudolf Hell Gmbh Method and apparatus for modifying color reduction depending on tone
US4626903A (en) * 1983-04-27 1986-12-02 Dr. Ing. Rudolf Hell Gmbh Method for point-by-point and line-by-line exposing of color images using two correction stages
GB2161670A (en) * 1984-07-06 1986-01-15 Dainippon Screen Mfg Method and apparatus for reproducing an original image
US4679095A (en) * 1984-07-06 1987-07-07 Dainippon Screen Mfg. Co., Ltd. Method and apparatus of scanning and recording image

Also Published As

Publication number Publication date
NL7607651A (nl) 1977-11-15
FR2351437B1 (nl) 1983-05-27
CH601841A5 (nl) 1978-07-14
CA1082109A (en) 1980-07-22
DE2621008A1 (de) 1977-11-17
ES450078A1 (es) 1977-07-16
IT1092902B (it) 1985-07-12
SE7607125L (sv) 1977-11-13
NL171384B (nl) 1982-10-18
SE422250B (sv) 1982-02-22
JPS52139502A (en) 1977-11-21
NL171384C (nl) 1983-03-16
FR2351437A1 (fr) 1977-12-09
DE2621008B2 (de) 1978-10-26
JPS5614974B2 (nl) 1981-04-07

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19930221