NL289928A - - Google Patents

Info

Publication number
NL289928A
NL289928A NL289928DA NL289928A NL 289928 A NL289928 A NL 289928A NL 289928D A NL289928D A NL 289928DA NL 289928 A NL289928 A NL 289928A
Authority
NL
Netherlands
Application number
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.)
Publication of NL289928A publication Critical patent/NL289928A/xx

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
    • H04N1/6022—Generating a fourth subtractive colour signal, e.g. under colour removal, black masking
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Color Image Communication Systems (AREA)
NL289928D 1961-04-13 NL289928A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US102873A US3136845A (en) 1961-04-13 1961-04-13 Apparatus for correction of half-tone color images

Publications (1)

Publication Number Publication Date
NL289928A true NL289928A (de)

Family

ID=22292109

Family Applications (1)

Application Number Title Priority Date Filing Date
NL289928D NL289928A (de) 1961-04-13

Country Status (3)

Country Link
US (1) US3136845A (de)
GB (2) GB986152A (de)
NL (1) NL289928A (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IL59886A (en) * 1979-04-23 1983-06-15 Dainippon Screen Mfg Digital color control method and machine

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2434561A (en) * 1944-07-08 1948-01-13 Interchem Corp Color facsimile
US2757571A (en) * 1953-09-15 1956-08-07 Hazeltine Research Inc Photographic color printer
US2968214A (en) * 1954-11-18 1961-01-17 Hunter Penrose Ltd Modification of the light response from a coloured original
NL112289C (de) * 1955-06-15
US2976349A (en) * 1957-06-10 1961-03-21 N E A Services Inc Method and apparatus for making color-corrected separations

Also Published As

Publication number Publication date
US3136845A (en) 1964-06-09
GB986151A (en) 1965-03-17
GB986152A (en) 1965-03-17

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