FR2752653B1 - Dispositif de detection d'image et procede de correction de nuance - Google Patents

Dispositif de detection d'image et procede de correction de nuance

Info

Publication number
FR2752653B1
FR2752653B1 FR9710291A FR9710291A FR2752653B1 FR 2752653 B1 FR2752653 B1 FR 2752653B1 FR 9710291 A FR9710291 A FR 9710291A FR 9710291 A FR9710291 A FR 9710291A FR 2752653 B1 FR2752653 B1 FR 2752653B1
Authority
FR
France
Prior art keywords
detection device
correction method
color correction
image detection
image
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
FR9710291A
Other languages
English (en)
Other versions
FR2752653A1 (fr
Inventor
Minoru Takeuchi
Mitsuo Hirano
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.)
Alps Alpine Co Ltd
Original Assignee
Alps Electric Co Ltd
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
Priority claimed from JP8212462A external-priority patent/JPH1056566A/ja
Priority claimed from JP8335891A external-priority patent/JPH10173918A/ja
Application filed by Alps Electric Co Ltd filed Critical Alps Electric Co Ltd
Publication of FR2752653A1 publication Critical patent/FR2752653A1/fr
Application granted granted Critical
Publication of FR2752653B1 publication Critical patent/FR2752653B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H04N1/40—Picture signal circuits
    • H04N1/401—Compensating positionally unequal response of the pick-up or reproducing head
FR9710291A 1996-08-12 1997-08-12 Dispositif de detection d'image et procede de correction de nuance Expired - Fee Related FR2752653B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP8212462A JPH1056566A (ja) 1996-08-12 1996-08-12 プリンタ
JP8335891A JPH10173918A (ja) 1996-12-16 1996-12-16 画像読取手段のシェーディング補正方法および画像処理装置

Publications (2)

Publication Number Publication Date
FR2752653A1 FR2752653A1 (fr) 1998-02-27
FR2752653B1 true FR2752653B1 (fr) 2001-08-31

Family

ID=26519242

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9710291A Expired - Fee Related FR2752653B1 (fr) 1996-08-12 1997-08-12 Dispositif de detection d'image et procede de correction de nuance

Country Status (7)

Country Link
US (1) US6075621A (fr)
KR (1) KR100279863B1 (fr)
CN (1) CN1096176C (fr)
DE (1) DE19734878A1 (fr)
FR (1) FR2752653B1 (fr)
GB (1) GB2316259B (fr)
TW (1) TW339494B (fr)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2372392A (en) * 2001-02-16 2002-08-21 Hewlett Packard Co Improvements to image capture
CN1193270C (zh) * 2001-09-10 2005-03-16 佳能株式会社 图像形成装置及其调整方法
JP4564705B2 (ja) * 2002-09-10 2010-10-20 キヤノン株式会社 カラー画像形成装置及びその制御方法、制御プログラム及び記憶媒体
TW574820B (en) * 2002-09-11 2004-02-01 Veutron Corp Image calibration method
KR100644687B1 (ko) * 2005-03-18 2006-11-10 삼성전자주식회사 복합기의 화상 보정 방법 및 장치
EP1705895A1 (fr) * 2005-03-23 2006-09-27 Canon Kabushiki Kaisha Appareil d'impression, appareil de traitement d'image, et procédé de commande correspondante
US7525693B2 (en) * 2005-08-15 2009-04-28 Kabushiki Kaisha Toshiba Image reading apparatus and image reading method
JP2007104444A (ja) * 2005-10-05 2007-04-19 Canon Inc 画像読取装置及びその異物領域表示方法
US20080118172A1 (en) * 2006-11-22 2008-05-22 Samsung Electronics Co., Ltd. Image forming apparatus and image forming method
KR101090059B1 (ko) * 2007-06-12 2011-12-07 삼성전자주식회사 화상처리장치 및 그 쉐이딩 방법
US20110286054A1 (en) * 2010-05-19 2011-11-24 Toshiba Tec Kabushiki Kaisha Reading head
US10447890B2 (en) * 2016-09-16 2019-10-15 Canon Kabushiki Kaisha Image reading apparatus with shading correction
JP7040117B2 (ja) * 2018-02-27 2022-03-23 セイコーエプソン株式会社 画像処理装置、画像処理プログラムおよび読取データの生産方法

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2353299A1 (de) * 1972-12-18 1974-06-27 Ibm Kompensationsschaltung
EP0027372B1 (fr) * 1979-10-12 1984-08-01 Xerox Corporation Dispositif et procédé de compensation des défauts pour lecteur à balayage par points
US4285004A (en) * 1980-02-25 1981-08-18 Ampex Corporation Total raster error correction apparatus and method for the automatic set up of television cameras and the like
US4404597A (en) * 1981-12-02 1983-09-13 Xerox Corporation Two dimensional radiometric compensation for scanning apparatus
JPS5916464A (ja) * 1982-07-20 1984-01-27 Fuji Xerox Co Ltd シエ−デイング補正装置
IT1183816B (it) * 1985-05-03 1987-10-22 Olivetti & Co Spa Dispositivo di lettura digitale di documenti per apparecchiature di trasmissioni e o riproduzione di immagini con compensazione in ampiezza dei segnali di lettura
US4980778A (en) * 1989-05-11 1990-12-25 At&T Bell Laboratories Method for correcting nonuniformities in pixel output level for a line scanner
US4970598A (en) * 1989-05-30 1990-11-13 Eastman Kodak Company Method for correcting shading effects in video images
US5202773A (en) * 1989-12-22 1993-04-13 Fuji Xerox Co., Ltd. Multiple value image input device with chromatic gradation correction
DE69126895T2 (de) * 1990-01-25 1997-11-20 Hewlett Packard Co Verfahren und Vorrichtung zur Ausstattung eines Dokumentenlesers mit Sensorkompensation
GB9007014D0 (en) * 1990-03-29 1990-05-30 Dowty Maritime Systems Ltd Thermal recording apparatus
WO1991017627A2 (fr) * 1990-05-10 1991-11-14 Eastman Kodak Company Appareil et procede d'impression de niveaux de gris utilisant une tete d'impression a architecture binaire
US5086343A (en) * 1990-05-11 1992-02-04 Eastman Kodak Company Method and apparatus for compensating for sensitivity variations in the output of a solid state image sensor
JP2811913B2 (ja) * 1990-05-19 1998-10-15 ソニー株式会社 光電変換素子のシェーディング補正回路
JPH0795804B2 (ja) * 1991-02-15 1995-10-11 富士ゼロックス株式会社 画像読取装置
JPH04368064A (ja) * 1991-06-14 1992-12-21 Minolta Camera Co Ltd イメージスキャナ
US5282053A (en) * 1991-10-23 1994-01-25 Xerox Corporation Scan image processing
JPH05153353A (ja) * 1991-11-29 1993-06-18 Mita Ind Co Ltd 画像形成装置
JPH066594A (ja) * 1992-06-18 1994-01-14 Ricoh Co Ltd カラー画像処理装置
JPH0785269A (ja) * 1993-09-09 1995-03-31 Canon Inc 画像形成装置

Also Published As

Publication number Publication date
KR19980018575A (ko) 1998-06-05
GB2316259B (en) 2000-09-06
GB9716056D0 (en) 1997-10-01
US6075621A (en) 2000-06-13
TW339494B (en) 1998-09-01
GB2316259A (en) 1998-02-18
FR2752653A1 (fr) 1998-02-27
KR100279863B1 (ko) 2001-03-02
CN1096176C (zh) 2002-12-11
CN1173775A (zh) 1998-02-18
DE19734878A1 (de) 1998-02-19

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20060428