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Taplin et al., 2001 - Google Patents

Spectral color reproduction based on a six-color inkjet output system

Taplin et al., 2001

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Document ID
10614269637865643778
Author
Taplin L
Berns R
Publication year
Publication venue
Color and Imaging Conference

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Snippet

The accuracy of a six-color inkjet printing system was tested using object-color spectral datasets known to both span and exceed the system's spectral gamut. The theoretical basis of the system is the Yule-Nielsen modified spectral Neugebauer equation implemented in an …
Continue reading at library.imaging.org (PDF) (other versions)

Classifications

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    • 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
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    • H04N1/46—Colour picture communication systems
    • H04N1/56—Processing of colour picture signals
    • H04N1/60—Colour correction or control
    • H04N1/603—Colour correction or control controlled by characteristics of the picture signal generator or the picture reproducer
    • H04N1/6033—Colour correction or control controlled by characteristics of the picture signal generator or the picture reproducer using test pattern analysis
    • H04N1/6041—Colour correction or control controlled by characteristics of the picture signal generator or the picture reproducer using test pattern analysis for controlling uniformity of color across image area
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
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    • 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
    • H—ELECTRICITY
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    • H04N1/6027—Correction or control of colour gradation or colour contrast
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    • H04N1/60—Colour correction or control
    • H04N1/6083—Colour correction or control controlled by factors external to the apparatus
    • H—ELECTRICITY
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    • H04N1/6011—Colour correction or control with simulation on a subsidiary picture reproducer
    • H—ELECTRICITY
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    • H04N1/6077—Colour balance, e.g. colour cast correction
    • H—ELECTRICITY
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    • H04N1/4076—Control or modification of tonal gradation or of extreme levels, e.g. background level dependent on references outside the picture
    • H—ELECTRICITY
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    • H04N1/64—Systems for the transmission or the storage of the colour picture signal; Details therefor, e.g. coding or decoding means therefor
    • H04N1/644—Systems for the transmission or the storage of the colour picture signal; Details therefor, e.g. coding or decoding means therefor using a reduced set of representative colours, e.g. each representing a particular range in a colour space
    • H—ELECTRICITY
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    • H04N2201/32—Circuits or arrangements for control or supervision between transmitter and receiver or between image input and image output device
    • H04N2201/3201—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title
    • H04N2201/3225—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title of data relating to an image, a page or a document
    • H04N2201/3256—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title of data relating to an image, a page or a document colour related metadata, e.g. colour, ICC profiles
    • H04N2201/3259—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title of data relating to an image, a page or a document colour related metadata, e.g. colour, ICC profiles relating to the image, page or document, e.g. intended colours
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    • H04N2201/0077—Types of the still picture apparatus
    • H04N2201/0082—Image hardcopy reproducer

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