DE69027481T2 - Verfahren und Vorrichtung zum Farbabgleich zwischen einem abgetasteten Testbild und dem zugehörigen Ausdruck eines Farbdruckers, mittels einer geschlossenen Regelschleife - Google Patents

Verfahren und Vorrichtung zum Farbabgleich zwischen einem abgetasteten Testbild und dem zugehörigen Ausdruck eines Farbdruckers, mittels einer geschlossenen Regelschleife

Info

Publication number
DE69027481T2
DE69027481T2 DE69027481T DE69027481T DE69027481T2 DE 69027481 T2 DE69027481 T2 DE 69027481T2 DE 69027481 T DE69027481 T DE 69027481T DE 69027481 T DE69027481 T DE 69027481T DE 69027481 T2 DE69027481 T2 DE 69027481T2
Authority
DE
Germany
Prior art keywords
control loop
test image
closed control
color
scanned test
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 - Fee Related
Application number
DE69027481T
Other languages
English (en)
Other versions
DE69027481D1 (de
Inventor
C S Chan
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.)
Hewlett Packard Development Co LP
Original Assignee
Hewlett Packard Co
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 Hewlett Packard Co filed Critical Hewlett Packard Co
Publication of DE69027481D1 publication Critical patent/DE69027481D1/de
Application granted granted Critical
Publication of DE69027481T2 publication Critical patent/DE69027481T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/46Colour picture communication systems
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/40Picture signal circuits
    • H04N1/40006Compensating for the effects of ageing, i.e. changes over time
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/46Colour picture communication systems
    • H04N1/56Processing of colour picture signals
    • H04N1/60Colour correction or control
    • H04N1/603Colour correction or control controlled by characteristics of the picture signal generator or the picture reproducer
    • H04N1/6033Colour correction or control controlled by characteristics of the picture signal generator or the picture reproducer using test pattern analysis
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/46Colour picture communication systems
    • H04N1/56Processing of colour picture signals
    • H04N1/60Colour correction or control
    • H04N1/603Colour correction or control controlled by characteristics of the picture signal generator or the picture reproducer
    • H04N1/6033Colour correction or control controlled by characteristics of the picture signal generator or the picture reproducer using test pattern analysis
    • H04N1/6036Colour correction or control controlled by characteristics of the picture signal generator or the picture reproducer using test pattern analysis involving periodic tests or tests during use of the machine
DE69027481T 1989-05-17 1990-04-18 Verfahren und Vorrichtung zum Farbabgleich zwischen einem abgetasteten Testbild und dem zugehörigen Ausdruck eines Farbdruckers, mittels einer geschlossenen Regelschleife Expired - Fee Related DE69027481T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/353,859 US5107332A (en) 1989-05-17 1989-05-17 Method and system for providing closed loop color control between a scanned color image and the output of a color printer

Publications (2)

Publication Number Publication Date
DE69027481D1 DE69027481D1 (de) 1996-07-25
DE69027481T2 true DE69027481T2 (de) 1996-10-10

Family

ID=23390891

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69027481T Expired - Fee Related DE69027481T2 (de) 1989-05-17 1990-04-18 Verfahren und Vorrichtung zum Farbabgleich zwischen einem abgetasteten Testbild und dem zugehörigen Ausdruck eines Farbdruckers, mittels einer geschlossenen Regelschleife

Country Status (6)

Country Link
US (1) US5107332A (de)
EP (1) EP0398502B1 (de)
JP (1) JP3280962B2 (de)
KR (1) KR100198208B1 (de)
DE (1) DE69027481T2 (de)
HK (1) HK13597A (de)

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Also Published As

Publication number Publication date
HK13597A (en) 1997-02-14
DE69027481D1 (de) 1996-07-25
KR900018871A (ko) 1990-12-22
KR100198208B1 (ko) 1999-06-15
EP0398502A3 (de) 1992-01-02
US5107332A (en) 1992-04-21
JP3280962B2 (ja) 2002-05-13
EP0398502A2 (de) 1990-11-22
JPH03101378A (ja) 1991-04-26
EP0398502B1 (de) 1996-06-19

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8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: HEWLETT-PACKARD CO. (N.D.GES.D.STAATES DELAWARE),

8327 Change in the person/name/address of the patent owner

Owner name: HEWLETT-PACKARD DEVELOPMENT CO., L.P., HOUSTON, TE

8339 Ceased/non-payment of the annual fee