IT1084565B - Disposizione circuitale per l'identificazione dei colori. - Google Patents

Disposizione circuitale per l'identificazione dei colori.

Info

Publication number
IT1084565B
IT1084565B IT24895/77A IT2489577A IT1084565B IT 1084565 B IT1084565 B IT 1084565B IT 24895/77 A IT24895/77 A IT 24895/77A IT 2489577 A IT2489577 A IT 2489577A IT 1084565 B IT1084565 B IT 1084565B
Authority
IT
Italy
Prior art keywords
circuitual
colors
identification
arrangement
circuitual arrangement
Prior art date
Application number
IT24895/77A
Other languages
English (en)
Original Assignee
Hell Rudolf Dr Ing 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 Hell Rudolf Dr Ing Gmbh filed Critical Hell Rudolf Dr Ing Gmbh
Application granted granted Critical
Publication of IT1084565B publication Critical patent/IT1084565B/it

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
    • H04N1/62—Retouching, i.e. modification of isolated colours only or in isolated picture areas only
    • H04N1/628—Memory colours, e.g. skin or sky
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
    • G01J3/46—Measurement of colour; Colour measuring devices, e.g. colorimeters
    • G01J3/50—Measurement of colour; Colour measuring devices, e.g. colorimeters using electric radiation detectors
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/0012—Optical design, e.g. procedures, algorithms, optimisation routines
    • 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
    • H04N1/54—Conversion of colour picture signals to a plurality of signals some of which represent particular mixed colours, e.g. for textile printing
    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
    • G01J3/46—Measurement of colour; Colour measuring devices, e.g. colorimeters
    • G01J3/462—Computing operations in or between colour spaces; Colour management systems
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
    • G01J3/46—Measurement of colour; Colour measuring devices, e.g. colorimeters
    • G01J3/50—Measurement of colour; Colour measuring devices, e.g. colorimeters using electric radiation detectors
    • G01J3/51—Measurement of colour; Colour measuring devices, e.g. colorimeters using electric radiation detectors using colour filters
    • G01J3/513—Measurement of colour; Colour measuring devices, e.g. colorimeters using electric radiation detectors using colour filters having fixed filter-detector pairs

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Textile Engineering (AREA)
  • Optics & Photonics (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Spectrometry And Color Measurement (AREA)
  • Color Image Communication Systems (AREA)
IT24895/77A 1976-06-23 1977-06-21 Disposizione circuitale per l'identificazione dei colori. IT1084565B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2628053A DE2628053C2 (de) 1976-06-23 1976-06-23 Schaltungsanordnung zum Erkennen von Farben

Publications (1)

Publication Number Publication Date
IT1084565B true IT1084565B (it) 1985-05-25

Family

ID=5981201

Family Applications (1)

Application Number Title Priority Date Filing Date
IT24895/77A IT1084565B (it) 1976-06-23 1977-06-21 Disposizione circuitale per l'identificazione dei colori.

Country Status (9)

Country Link
US (1) US4194839A (it)
JP (1) JPS6024938B2 (it)
CA (1) CA1111130A (it)
CH (1) CH615751A5 (it)
DE (1) DE2628053C2 (it)
FR (1) FR2356131A1 (it)
GB (1) GB1522950A (it)
IL (1) IL52304A (it)
IT (1) IT1084565B (it)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4289405A (en) * 1978-10-13 1981-09-15 Tobias Philip E Color monitoring system for use in creating colored displays
CH646788A5 (de) * 1978-11-28 1984-12-14 Hell Rudolf Dr Ing Gmbh Verfahren und schaltungsanordnung zum erkennen von farben.
DE2853511C2 (de) 1978-12-12 1981-11-19 Dr.-Ing. Rudolf Hell Gmbh, 2300 Kiel Verfahren und Vorrichtung zur Herstellung von Farbauszügen insbesondere für den Textildruck
DE2853509C2 (de) * 1978-12-12 1983-02-03 Dr.-Ing. Rudolf Hell Gmbh, 2300 Kiel Einrichtung zur Herstellung von Farbauszügen
DE2853510C2 (de) * 1978-12-12 1982-06-09 Dr.-Ing. Rudolf Hell Gmbh, 2300 Kiel Einrichtung zur Herstellung von Farbauszügen insbesondere für den Textildruck
JPS5660439A (en) * 1979-10-22 1981-05-25 Dainippon Screen Mfg Co Ltd Color separation method
USRE32544E (en) * 1982-09-13 1987-11-10 Dubner Computer Systems, Inc. Selective color modification
DE3271077D1 (en) * 1982-10-22 1986-06-12 Hell Rudolf Dr Ing Gmbh Method and apparatus for producing colour extractions for separate colour printing
NZ202895A (en) * 1982-12-22 1987-09-30 Univ Auckland Color discriminator
JPS59206839A (ja) * 1983-05-10 1984-11-22 Toppan Printing Co Ltd 網点面積率入力装置
ATE27865T1 (de) * 1983-12-14 1987-07-15 Hell Rudolf Dr Ing Gmbh Verfahren und einrichtung zur herstellung von farbauszuegen fuer den einzelfarbendruck.
ATE30638T1 (de) * 1983-12-14 1987-11-15 Hell Rudolf Dr Ing Gmbh Verfahren und einrichtung zur herstellung von farbauszuegen fuer den einzelfarbendruck.
DE3373765D1 (en) * 1983-12-14 1987-10-22 Hell Rudolf Dr Ing Gmbh Method of and circuit arrangement for the selective correction of tints and colours
ATE27362T1 (de) 1983-12-14 1987-06-15 Hell Rudolf Dr Ing Gmbh Verfahren und schaltungsanordnung zum erkennen von farbtoenen und farben.
US4679067A (en) * 1984-04-09 1987-07-07 Corporate Communications Consultants, Inc. Color correction system and method with localized color sampling
US4694329A (en) * 1984-04-09 1987-09-15 Corporate Communications Consultants, Inc. Color correction system and method with scene-change detection
DE3785197T2 (de) * 1987-06-08 1993-07-15 Nippon Electric Co Briefmarken-identifizierungsgeraet.
US5515182A (en) * 1992-08-31 1996-05-07 Howtek, Inc. Rotary scanner
WO1994025838A1 (en) * 1993-04-29 1994-11-10 Centre De Recherche Industrielle Du Quebec Method and apparatus for sensing the color of articles and for classification thereof
US5406067A (en) * 1993-08-17 1995-04-11 Tektronix, Inc. Electrically adjusted mosaic filter for use as an optical sensor in an optical measurement instrument
US5911003A (en) * 1996-04-26 1999-06-08 Pressco Technology Inc. Color pattern evaluation system for randomly oriented articles

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2894058A (en) * 1955-02-01 1959-07-07 Rca Corp Registration system
DE1797049U (de) 1958-05-31 1959-10-01 Raffaele Giordani S N C Speichenrad.
US3210552A (en) * 1960-12-02 1965-10-05 Outlook Engineering Corp Apparatus for indicating presence of predetermined color in sample
CH440976A (de) * 1965-07-21 1967-07-31 Hell Rudolf Dr Ing Fa Verfahren zur elektronischen Herstellung korrigierter Farbauszüge durch photoelektrische Abtastung von zu reproduzierenden farbigen Bildvorlagen
DE1512179C3 (de) 1966-02-16 1980-06-04 Dainippon Ink And Chemicals Inc., Tokio Bildubertragungseinrichtung zur Übertragung eines Mehrfarbenbildes
JPS5028123B1 (it) * 1968-11-15 1975-09-12
GB1294191A (en) 1970-01-28 1972-10-25 Crosfield Electronics Ltd Improvements relating to apparatus for reproducing coloured images
US3737239A (en) * 1971-07-16 1973-06-05 Hoffmann La Roche Machine color recognition
JPS5939687B2 (ja) * 1973-07-06 1984-09-26 工業技術院長 光のスペクトラム分布を用いた柄出しのための色分解法および装置

Also Published As

Publication number Publication date
CA1111130A (en) 1981-10-20
DE2628053C2 (de) 1978-06-15
FR2356131A1 (fr) 1978-01-20
CH615751A5 (it) 1980-02-15
GB1522950A (en) 1978-08-31
FR2356131B1 (it) 1982-12-31
IL52304A (en) 1979-03-12
JPS6024938B2 (ja) 1985-06-15
DE2628053B1 (de) 1977-10-13
US4194839A (en) 1980-03-25
JPS532101A (en) 1978-01-10
IL52304A0 (en) 1977-08-31

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