FR2328337B1 - - Google Patents

Info

Publication number
FR2328337B1
FR2328337B1 FR7630960A FR7630960A FR2328337B1 FR 2328337 B1 FR2328337 B1 FR 2328337B1 FR 7630960 A FR7630960 A FR 7630960A FR 7630960 A FR7630960 A FR 7630960A FR 2328337 B1 FR2328337 B1 FR 2328337B1
Authority
FR
France
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
FR7630960A
Other versions
FR2328337A1 (fr
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.)
HELL RUDOLF GmbH
Original Assignee
HELL RUDOLF GmbH
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 HELL RUDOLF GmbH filed Critical HELL RUDOLF GmbH
Publication of FR2328337A1 publication Critical patent/FR2328337A1/fr
Application granted granted Critical
Publication of FR2328337B1 publication Critical patent/FR2328337B1/fr
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
FR7630960A 1975-10-14 1976-10-14 Dispositif de circuit pour le reglage du niveau de signal de couleur d'un point blanc Granted FR2328337A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2545961A DE2545961C3 (de) 1975-10-14 1975-10-14 Vorrichtung zum Herstellen von korrigierten Farbauszügen

Publications (2)

Publication Number Publication Date
FR2328337A1 FR2328337A1 (fr) 1977-05-13
FR2328337B1 true FR2328337B1 (fr) 1980-08-14

Family

ID=5959116

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7630960A Granted FR2328337A1 (fr) 1975-10-14 1976-10-14 Dispositif de circuit pour le reglage du niveau de signal de couleur d'un point blanc

Country Status (7)

Country Link
US (1) US4136360A (fr)
JP (2) JPS5248909A (fr)
CH (1) CH622110A5 (fr)
DE (1) DE2545961C3 (fr)
FR (1) FR2328337A1 (fr)
GB (1) GB1541578A (fr)
SU (2) SU1122245A3 (fr)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4323919A (en) * 1979-08-09 1982-04-06 Canon Kabushiki Kaisha Optical scanner for reading data recorded in plural colors
US4589034A (en) * 1980-12-05 1986-05-13 Canon Kabushiki Kaisha Image processing apparatus
US4661859A (en) * 1981-06-03 1987-04-28 Xerox Corporation Pulse width modulation greyscale system for halftone printer
JPS5816645U (ja) * 1981-07-23 1983-02-01 大日本スクリ−ン製造株式会社 光電子増倍管受光装置
JPS5923969A (ja) * 1982-07-30 1984-02-07 Fuji Xerox Co Ltd 画信号処理装置
JPH0683371B2 (ja) * 1982-10-20 1994-10-19 キヤノン株式会社 情報読取り装置
JPS5979676A (ja) * 1982-10-27 1984-05-08 Canon Inc 多色画像情報読み取り装置
US4658286A (en) * 1983-03-28 1987-04-14 Jack Schwartz Method and apparatus for correcting distortions in reproducing systems
DE3412723A1 (de) * 1984-04-04 1985-10-17 Fogra Deutsche Forschungsgesellschaft für Druck- und Reproduktionstechnik e.V., 8000 München Verfahren zur einstellung eines scanners auf eine reproduktionsvorlage
JPS60224370A (ja) * 1984-04-23 1985-11-08 Canon Inc カラ−画像読取り装置
US4647961A (en) * 1984-07-23 1987-03-03 Ricoh Company Ltd. Apparatus for reading the image information of a colored original
DE3539540A1 (de) * 1984-11-08 1986-05-22 Canon K.K., Tokio/Tokyo Farbbildbehandlungsverfahren
JPS6262663A (ja) * 1985-09-12 1987-03-19 Dainippon Screen Mfg Co Ltd 鮮鋭度強調効果安定化方法
JPS62101178A (ja) * 1985-10-29 1987-05-11 Canon Inc 画像情報処理装置
EP0243974B1 (fr) * 1986-05-01 1994-03-02 Toppan Printing Co., Ltd. Appareil de simulation de la mise au point d'un dispositif d'analyse
JPH0724425B2 (ja) * 1986-09-02 1995-03-15 富士写真フイルム株式会社 画像処理方法及び装置
EP0281659B1 (fr) * 1987-03-13 1989-09-27 Dr.-Ing. Rudolf Hell GmbH Procédé et appareil d'ajustage du niveau de blanc
US4980759A (en) * 1989-08-28 1990-12-25 Polaroid Corporation Calibration system and method for color image scanning
US5148288A (en) * 1990-08-29 1992-09-15 Savitar, Inc. Standardized color calibration of electronic imagery
US5157506A (en) * 1990-08-29 1992-10-20 Savitar, Inc. Standardized color calibration of electronic imagery
US5325195A (en) * 1991-05-06 1994-06-28 Rasterops Corporation Video normalizer for a display monitor
DE69216315T2 (de) * 1991-07-26 1997-06-26 Oce Nederland Bv Verfahren und System zur Bestimmung eines Referenzwertes für eine Farbanzeigevariable, erhalten durch Abtastung eines Originals mit einer Farbabtasteinheit
US5781314A (en) * 1995-06-15 1998-07-14 Nikon Corporation Color image reading apparatus and method
JP3147171B2 (ja) * 1995-09-14 2001-03-19 ハイデルベルガー ドルツクマシーネン アクチエンゲゼルシヤフト 白調整方法
US6038340A (en) * 1996-11-08 2000-03-14 Seiko Epson Corporation System and method for detecting the black and white points of a color image
DE19649797A1 (de) * 1996-12-02 1998-06-04 Hell Ag Linotype Verfahren zum Abgleich eines Abtastgerätes
US8444911B2 (en) * 2009-08-07 2013-05-21 Paul V. Cooper Shaft and post tensioning device
EP2967411B1 (fr) * 2013-03-14 2021-03-10 Gyrus Acmi Inc. Circuit de localisation d'une cible chirurgicale

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2607845A (en) * 1947-08-20 1952-08-19 Technicolor Motion Picture Motion-picture photography and monitoring system for color television
DE1039842B (de) * 1957-08-14 1958-09-25 Rudol Hell Dr Ing Verfahren zur kuenstlichen Kontraststeigerung an Tonwertspruengen und Konturen in mittels elektronischer Klischier-maschinen herzustellenden Klischees
US2981792A (en) * 1957-10-31 1961-04-25 Fairchild Camera Instr Co Color correction computer for engraving machines
GB1114496A (en) * 1966-02-08 1968-05-22 Gunsons Sortex Ltd Automatic gain control system
GB1143799A (fr) * 1966-03-21 1900-01-01
US3446972A (en) * 1966-07-18 1969-05-27 Kollmorgen Corp Automatic gain control for photomultiplier tubes employing a monitoring photocell
US3660597A (en) * 1966-12-27 1972-05-02 Morat Gmbh Franz Method and apparatus for scanning and sensing colored patterns
US3515803A (en) * 1967-06-28 1970-06-02 Magnavox Co Contrast range control
US3519347A (en) * 1968-01-26 1970-07-07 Itek Corp Automatic printer systems
GB1386604A (en) * 1971-06-01 1975-03-12 British Broadcasting Corp Automatic colour correcting system
FR2153753A5 (fr) * 1971-09-23 1973-05-04 Anvar
JPS4876453A (fr) * 1972-01-14 1973-10-15
DE2351986A1 (de) * 1972-11-03 1974-05-16 Philips Nv Schaltungsanordnung fuer ein aufnahmegeraet mit einem gefuege diskreter aufnahmeelemente
JPS5732378B2 (fr) * 1974-03-23 1982-07-10

Also Published As

Publication number Publication date
SU1099853A3 (ru) 1984-06-23
JPS5248909A (en) 1977-04-19
SU1122245A3 (ru) 1984-10-30
JPS59191968A (ja) 1984-10-31
DE2545961B2 (de) 1979-05-10
DE2545961A1 (de) 1977-04-21
FR2328337A1 (fr) 1977-05-13
GB1541578A (en) 1979-03-07
DE2545961C3 (de) 1983-12-15
JPS6229946B2 (fr) 1987-06-29
US4136360A (en) 1979-01-23
CH622110A5 (fr) 1981-03-13
JPS639422B2 (fr) 1988-02-29

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Legal Events

Date Code Title Description
CA Change of address
TP Transmission of property
ST Notification of lapse