JPS57101840A - Color image duplicator - Google Patents

Color image duplicator

Info

Publication number
JPS57101840A
JPS57101840A JP55179424A JP17942480A JPS57101840A JP S57101840 A JPS57101840 A JP S57101840A JP 55179424 A JP55179424 A JP 55179424A JP 17942480 A JP17942480 A JP 17942480A JP S57101840 A JPS57101840 A JP S57101840A
Authority
JP
Japan
Prior art keywords
color image
inputs
function
coefft
pieces
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.)
Granted
Application number
JP55179424A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6332313B2 (enrdf_load_stackoverflow
Inventor
Kunio Yoshida
Hiroaki Kodera
Yukifumi Tsuda
Yoshimitsu Sugano
Kison Chiyuu
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.)
Matsushita Giken KK
Original Assignee
Matsushita Giken KK
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 Matsushita Giken KK filed Critical Matsushita Giken KK
Priority to JP55179424A priority Critical patent/JPS57101840A/ja
Priority to DE8181110552T priority patent/DE3177123D1/de
Priority to EP81110552A priority patent/EP0054313B1/en
Priority to US06/332,098 priority patent/US4458265A/en
Publication of JPS57101840A publication Critical patent/JPS57101840A/ja
Publication of JPS6332313B2 publication Critical patent/JPS6332313B2/ja
Granted 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
    • H04N1/603—Colour correction or control controlled by characteristics of the picture signal generator or the picture reproducer

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Ink Jet (AREA)
  • Fax Reproducing Arrangements (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Color Image Communication Systems (AREA)
JP55179424A 1980-12-17 1980-12-17 Color image duplicator Granted JPS57101840A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP55179424A JPS57101840A (en) 1980-12-17 1980-12-17 Color image duplicator
DE8181110552T DE3177123D1 (en) 1980-12-17 1981-12-17 Colour image duplicating device and method
EP81110552A EP0054313B1 (en) 1980-12-17 1981-12-17 Colour image duplicating device and method
US06/332,098 US4458265A (en) 1980-12-17 1981-12-17 Color image duplicating system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP55179424A JPS57101840A (en) 1980-12-17 1980-12-17 Color image duplicator

Publications (2)

Publication Number Publication Date
JPS57101840A true JPS57101840A (en) 1982-06-24
JPS6332313B2 JPS6332313B2 (enrdf_load_stackoverflow) 1988-06-29

Family

ID=16065612

Family Applications (1)

Application Number Title Priority Date Filing Date
JP55179424A Granted JPS57101840A (en) 1980-12-17 1980-12-17 Color image duplicator

Country Status (1)

Country Link
JP (1) JPS57101840A (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63303370A (ja) * 1987-06-03 1988-12-09 Konica Corp カラ−画像形成装置
US4970584A (en) * 1985-05-15 1990-11-13 Ricoh Company, Ltd. Method and apparatus for the compensation of color detection
US5162899A (en) * 1989-03-15 1992-11-10 Matsushita Electric Industrial Co., Ltd. Color data correction apparatus ultilizing neural network

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS517373A (enrdf_load_stackoverflow) * 1974-07-08 1976-01-21 Toyota Motor Co Ltd
JPS5216403A (en) * 1975-07-28 1977-02-07 Hydril Co Valve device
JPS55142345A (en) * 1979-04-23 1980-11-06 Dainippon Screen Mfg Co Ltd Masking operation method in digital color tone control
JPS5790628A (en) * 1980-11-27 1982-06-05 Fuji Photo Film Co Ltd Color compensating method

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS517373A (enrdf_load_stackoverflow) * 1974-07-08 1976-01-21 Toyota Motor Co Ltd
JPS5216403A (en) * 1975-07-28 1977-02-07 Hydril Co Valve device
JPS55142345A (en) * 1979-04-23 1980-11-06 Dainippon Screen Mfg Co Ltd Masking operation method in digital color tone control
JPS5790628A (en) * 1980-11-27 1982-06-05 Fuji Photo Film Co Ltd Color compensating method

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4970584A (en) * 1985-05-15 1990-11-13 Ricoh Company, Ltd. Method and apparatus for the compensation of color detection
JPS63303370A (ja) * 1987-06-03 1988-12-09 Konica Corp カラ−画像形成装置
US5162899A (en) * 1989-03-15 1992-11-10 Matsushita Electric Industrial Co., Ltd. Color data correction apparatus ultilizing neural network

Also Published As

Publication number Publication date
JPS6332313B2 (enrdf_load_stackoverflow) 1988-06-29

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