CA1074703A - Copieur de documents programme - Google Patents

Copieur de documents programme

Info

Publication number
CA1074703A
CA1074703A CA250,414A CA250414A CA1074703A CA 1074703 A CA1074703 A CA 1074703A CA 250414 A CA250414 A CA 250414A CA 1074703 A CA1074703 A CA 1074703A
Authority
CA
Canada
Prior art keywords
signals
color
improvement
document
digital
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
Application number
CA250,414A
Other languages
English (en)
Inventor
John H. Ladd
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.)
Eastman Kodak Co
Original Assignee
Eastman Kodak 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 Eastman Kodak Co filed Critical Eastman Kodak Co
Application granted granted Critical
Publication of CA1074703A publication Critical patent/CA1074703A/fr
Expired 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
    • H04N1/64—Systems for the transmission or the storage of the colour picture signal; Details therefor, e.g. coding or decoding means therefor
    • H04N1/646—Transmitting or storing colour television type signals, e.g. PAL, Lab; Their conversion into additive or subtractive colour signals or vice versa therefor
    • 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
    • H04N1/40—Picture signal circuits
    • H04N1/409—Edge or detail enhancement; Noise or error suppression
    • H04N1/4092—Edge or detail enhancement
    • 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
    • H04N1/50—Picture reproducers
    • H04N1/502—Reproducing the colour component signals dot-sequentially or simultaneously in a single or in adjacent picture-element positions
    • 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)
  • Character Input (AREA)
  • Processing Or Creating Images (AREA)
  • Dot-Matrix Printers And Others (AREA)
CA250,414A 1975-05-27 1976-04-15 Copieur de documents programme Expired CA1074703A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US58063275A 1975-05-27 1975-05-27

Publications (1)

Publication Number Publication Date
CA1074703A true CA1074703A (fr) 1980-04-01

Family

ID=24321881

Family Applications (1)

Application Number Title Priority Date Filing Date
CA250,414A Expired CA1074703A (fr) 1975-05-27 1976-04-15 Copieur de documents programme

Country Status (5)

Country Link
JP (1) JPS51145323A (fr)
CA (1) CA1074703A (fr)
DE (1) DE2623741C3 (fr)
FR (1) FR2312802A1 (fr)
GB (1) GB1551329A (fr)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4234250A (en) * 1977-07-15 1980-11-18 Xerox Corporation Electrophotographic printing system
JPS54141056U (fr) * 1978-03-24 1979-10-01
JPS551240U (fr) * 1978-06-19 1980-01-07
DE2844158C3 (de) * 1978-10-10 1981-10-15 Burda Verwaltungs Kg Schutterwald, 7600 Offenburg Verfahren zur Reproduktion von Originalvorlagen welche bezüglich ihres Farbgehaltes nach einem Dreibereichsverfahren abgetastet werden
US4229095A (en) * 1979-01-29 1980-10-21 Eastman Kodak Company Electro-optical color imaging apparatus
AU531992B2 (en) * 1979-03-26 1983-09-15 Coulter Systems Corp. Color printing
JPS55138761A (en) * 1979-04-16 1980-10-29 Fujitsu Ltd Multicolor printing system
JPS5638055U (fr) * 1979-08-31 1981-04-10
JPH0716234B2 (ja) * 1981-09-01 1995-02-22 キヤノン株式会社 カラープリンタ
US4488245A (en) * 1982-04-06 1984-12-11 Loge/Interpretation Systems Inc. Method and means for color detection and modification
JPS5967560A (ja) * 1982-10-08 1984-04-17 Canon Inc カラ−画像記録装置
FR2540319B1 (fr) * 1983-02-02 1986-10-24 Thomson Csf Analyseur d'images fixes
JPS59205876A (ja) * 1983-05-10 1984-11-21 Canon Inc カラー画像処理装置
DE3526133A1 (de) * 1985-07-22 1987-01-29 Hell Rudolf Dr Ing Gmbh Verfahren zur herstellung von farbbildern
US4745467A (en) * 1985-10-28 1988-05-17 Kabushiki Kaisha Toshiba Color image-processing apparatus
JPS6333162U (fr) * 1987-08-06 1988-03-03
JPH0795814B2 (ja) * 1990-07-18 1995-10-11 富士ゼロックス株式会社 カラー記録装置、カラー信号出力装置、カラー信号編集装置、カラー信号蓄積装置、カラーネットワークシステム及びカラー複写機

Also Published As

Publication number Publication date
DE2623741A1 (de) 1976-12-23
JPS51145323A (en) 1976-12-14
GB1551329A (en) 1979-08-30
DE2623741B2 (de) 1978-02-16
DE2623741C3 (de) 1978-10-19
FR2312802A1 (fr) 1976-12-24
FR2312802B1 (fr) 1979-04-06

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Legal Events

Date Code Title Description
MKEX Expiry