CA1074703A - Copieur de documents programme - Google Patents

Copieur de documents programme

Info

Publication number: CA1074703A
Authority: CA; Canada
Prior art keywords: signals; color; improvement; document; digital
Prior art date: 1975-05-27
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.)

1975-05-27

Filing date

1976-04-15

Publication date

1980-04-01

1976-04-15 Application filed by Eastman Kodak Co filed Critical Eastman Kodak Co

1980-04-01 Application granted granted Critical

1980-04-01 Publication of CA1074703A publication Critical patent/CA1074703A/fr

Status Expired legal-status Critical Current

Links

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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)
Dot-Matrix Printers And Others (AREA)
Character Input (AREA)
Processing Or Creating Images (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

1976
- 1976-04-15 CA CA250,414A patent/CA1074703A/fr not_active Expired
- 1976-05-24 GB GB2143376A patent/GB1551329A/en not_active Expired
- 1976-05-26 DE DE19762623741 patent/DE2623741C3/de not_active Expired
- 1976-05-26 FR FR7615878A patent/FR2312802A1/fr active Granted
- 1976-05-27 JP JP51061720A patent/JPS51145323A/ja active Pending

Also Published As

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

Legal Events

Date	Code	Title	Description
1997-04-01	MKEX	Expiry

Publication	Publication Date	Title
US4058828A (en)	1977-11-15	Document copying apparatus
US5748342A (en)	1998-05-05	Image processing apparatus and method
US5305119A (en)	1994-04-19	Color printer calibration architecture
US4941038A (en)	1990-07-10	Method for color image processing
US5185661A (en)	1993-02-09	Input scanner color mapping and input/output color gamut transformation
US5477345A (en)	1995-12-19	Apparatus for subsampling chrominance
US5416613A (en)	1995-05-16	Color printer calibration test pattern
US5956044A (en)	1999-09-21	Imaging device to media compatibility and color appearance matching with flare, luminance, and white point comparison
US5375002A (en)	1994-12-20	Color error diffusion
JP3048158B2 (ja)	2000-06-05	カラー画像処理装置
US5477335A (en)	1995-12-19	Method and apparatus of copying of black text on documents using a color scanner
US5463471A (en)	1995-10-31	Method and system of color halftone reproduction
US5978011A (en)	1999-11-02	Printer color gamut optimization method
Sachs	1999	Digital image basics
US5208663A (en)	1993-05-04	Color image processing apparatus provided with an image discrimination means
JP2001189875A (ja)	2001-07-10	画像捕捉の非線形性を補償するためのプロファイルの構成
JP2019118031A (ja)	2019-07-18	画像処理方法、画像処理装置および画像処理システム
US5504592A (en)	1996-04-02	Color expressing method, color image reading apparatus and color image processing apparatus
JP3176101B2 (ja)	2001-06-11	画像読取装置
EP0541361B1 (fr)	1998-05-27	Appareil et procédé de traitement d'image
JP2002247394A (ja)	2002-08-30	色変換規則作成方法、色変換方法、カラー画像形成装置
US5406394A (en)	1995-04-11	Color reproducing method used in an image data processing system comprising independent input and output devices
US5245419A (en)	1993-09-14	Color image forming apparatus and method and apparatus for processing color image
US5729362A (en)	1998-03-17	Method for determining color data
Kanamori et al.	1993	Fast color processor with programmable interpolation by small memory (PRISM)