DE3752070D1 - Bildlesevorrichtung - Google Patents
BildlesevorrichtungInfo
- Publication number
- DE3752070D1 DE3752070D1 DE3752070T DE3752070T DE3752070D1 DE 3752070 D1 DE3752070 D1 DE 3752070D1 DE 3752070 T DE3752070 T DE 3752070T DE 3752070 T DE3752070 T DE 3752070T DE 3752070 D1 DE3752070 D1 DE 3752070D1
- Authority
- DE
- Germany
- Prior art keywords
- image reading
- reading device
- image
- reading
- 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 - Lifetime
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
- H04N1/407—Control or modification of tonal gradation or of extreme levels, e.g. background level
-
- 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
- H04N1/40056—Circuits for driving or energising particular reading heads or original illumination means
-
- 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
-
- 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
- H04N1/405—Halftoning, i.e. converting the picture signal of a continuous-tone original into a corresponding signal showing only two levels
- H04N1/4055—Halftoning, i.e. converting the picture signal of a continuous-tone original into a corresponding signal showing only two levels producing a clustered dots or a size modulated halftone pattern
- H04N1/4056—Halftoning, i.e. converting the picture signal of a continuous-tone original into a corresponding signal showing only two levels producing a clustered dots or a size modulated halftone pattern the pattern varying in one dimension only, e.g. dash length, pulse width modulation [PWM]
-
- 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
- H04N1/407—Control or modification of tonal gradation or of extreme levels, e.g. background level
- H04N1/4076—Control or modification of tonal gradation or of extreme levels, e.g. background level dependent on references outside the picture
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Facsimile Image Signal Circuits (AREA)
- Facsimile Scanning Arrangements (AREA)
- Color Electrophotography (AREA)
- Color Image Communication Systems (AREA)
- Facsimiles In General (AREA)
- Exposure Or Original Feeding In Electrophotography (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP61271449A JP2556486B2 (ja) | 1986-11-14 | 1986-11-14 | フィルム読取装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3752070D1 true DE3752070D1 (de) | 1997-07-03 |
DE3752070T2 DE3752070T2 (de) | 1997-11-06 |
Family
ID=17500180
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE3750627T Expired - Lifetime DE3750627T2 (de) | 1986-11-14 | 1987-11-13 | Bildlesegerät. |
DE3752070T Expired - Lifetime DE3752070T2 (de) | 1986-11-14 | 1987-11-13 | Bildlesevorrichtung |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE3750627T Expired - Lifetime DE3750627T2 (de) | 1986-11-14 | 1987-11-13 | Bildlesegerät. |
Country Status (4)
Country | Link |
---|---|
US (2) | US4922335A (de) |
EP (2) | EP0267805B1 (de) |
JP (1) | JP2556486B2 (de) |
DE (2) | DE3750627T2 (de) |
Families Citing this family (70)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5276533A (en) * | 1982-10-08 | 1994-01-04 | Canon Kabushiki Kaisha | Image processing system |
US4989039A (en) * | 1987-01-19 | 1991-01-29 | Canon Kabushiki Kaisha | Image forming apparatus responsive to environmental conditions |
JPH0264875A (ja) * | 1988-08-31 | 1990-03-05 | Toshiba Corp | カラー画像の高速彩度変換装置 |
JPH0284880A (ja) * | 1988-06-22 | 1990-03-26 | Ricoh Co Ltd | 画像読取り装置の制御方法 |
US5140349A (en) * | 1988-09-27 | 1992-08-18 | Canon Kabushiki Kaisha | Recording apparatus |
US5049985A (en) * | 1988-10-13 | 1991-09-17 | Canon Kabushiki Kaisha | Color images reading apparatus having transformation table formed base on average values of plural color component signals |
US5164822A (en) * | 1989-02-02 | 1992-11-17 | Minolta Camera Kabushiki Kaisha | Color image forming apparatus |
US5072311A (en) * | 1989-02-08 | 1991-12-10 | Canon Kabushiki Kaisha | Film image reading apparatus with length/width discrimination signal |
JPH02262680A (ja) * | 1989-04-03 | 1990-10-25 | Minolta Camera Co Ltd | 複写機 |
JP3200055B2 (ja) * | 1989-05-10 | 2001-08-20 | キヤノン株式会社 | 画像処理装置及び方法 |
JP3267289B2 (ja) * | 1989-05-10 | 2002-03-18 | キヤノン株式会社 | カラー画像処理方法 |
US5119185A (en) * | 1989-05-10 | 1992-06-02 | Canon Kabushiki Kaisha | Image processing apparatus including a minimum value signal detector unit |
US5113252A (en) * | 1989-05-10 | 1992-05-12 | Canon Kabushiki Kaisha | Image processing apparatus including means for performing electrical thinning and fattening processing |
US5574563A (en) * | 1989-05-10 | 1996-11-12 | Canon Kabushiki Kaisha | Method and apparatus for forming images at different degrees of resolution |
JPH02303863A (ja) * | 1989-05-19 | 1990-12-17 | Canon Inc | 画像形成装置 |
JPH03154096A (ja) * | 1989-11-13 | 1991-07-02 | Canon Inc | パターン発生方法及びパターン発生装置 |
US5067020A (en) * | 1989-12-14 | 1991-11-19 | Eastman Kodak Company | Dual sensor film scanner having coupled optics and a video viewfinder |
JP3373508B2 (ja) * | 1989-12-26 | 2003-02-04 | イーストマン コダック カンパニー | フィルム上に捕捉されたイメージの線形範囲を延長する方法 |
GB9008318D0 (en) * | 1990-04-12 | 1990-06-13 | Crosfield Electronics Ltd | Methods and apparatus for half-tone imaging |
US5381248A (en) * | 1990-05-04 | 1995-01-10 | Canon Kabushiki Kaisha | Image processing apparatus |
DE69128984T2 (de) * | 1990-05-31 | 1998-09-10 | Mitsubishi Electric Corp | Signalprozessor für Videodrucker |
JP3110746B2 (ja) * | 1990-10-09 | 2000-11-20 | キヤノン株式会社 | 画像処理方法 |
JPH04175065A (ja) * | 1990-11-08 | 1992-06-23 | Canon Inc | 画像処理装置 |
US5489997A (en) * | 1990-11-27 | 1996-02-06 | Canon Kabushiki Kaisha | Color image processing apparatus |
JPH04219067A (ja) * | 1990-12-19 | 1992-08-10 | Canon Inc | 画像処理方法 |
US6546131B1 (en) * | 1990-12-19 | 2003-04-08 | Canon Kabushiki Kaisha | Image processing method and apparatus for achieving tone reproduction suited to the image |
US5140431A (en) * | 1990-12-31 | 1992-08-18 | E. I. Du Pont De Nemours And Company | Digital electronic system for halftone printing |
JPH07101917B2 (ja) * | 1991-05-14 | 1995-11-01 | 富士ゼロックス株式会社 | 領域制御装置 |
US5523861A (en) * | 1991-05-15 | 1996-06-04 | Canon Kabushiki Kaisha | Image reader capable of setting density and illumination |
JP3227191B2 (ja) * | 1991-05-22 | 2001-11-12 | 株式会社リコー | 画像読取装置 |
US6122068A (en) * | 1991-06-17 | 2000-09-19 | Canon Kabushiki Kaisha | Image forming apparatus |
US5467422A (en) * | 1991-08-13 | 1995-11-14 | Konica Corporation | Image forming apparatus with neighboring pixel processing |
JPH05130399A (ja) * | 1991-10-31 | 1993-05-25 | Canon Inc | 原稿読取装置 |
EP0542248B1 (de) * | 1991-11-14 | 1999-02-03 | Canon Kabushiki Kaisha | Bildlesegerät |
US5337164A (en) * | 1992-01-30 | 1994-08-09 | Konica Corporation | Negative film image reading device |
IL101029A (en) * | 1992-02-20 | 1996-01-19 | Scitex Corp Ltd | Method for identifying elephant type |
JP3150191B2 (ja) * | 1992-04-20 | 2001-03-26 | キヤノン株式会社 | 画像読み取り装置 |
JPH05308510A (ja) * | 1992-05-01 | 1993-11-19 | Minolta Camera Co Ltd | 画像記録装置 |
US5408447A (en) * | 1992-07-15 | 1995-04-18 | Polaroid Corporation | Method and apparatus for scanning of image in integral film structure |
US5404156A (en) * | 1992-07-25 | 1995-04-04 | Fuji Xerox Co., Ltd. | Method and apparatus for forming a full-color image |
US6965405B1 (en) * | 1992-09-10 | 2005-11-15 | Canon Kabushiki Kaisha | Imaging pickup apparatus with control information capable of being stored to detachably attached memory |
JP3165747B2 (ja) * | 1992-09-28 | 2001-05-14 | キヤノン株式会社 | 画像読取装置 |
AU661205B2 (en) * | 1992-11-25 | 1995-07-13 | Eastman Kodak Company | Multi-user digital laser imaging system |
US5523849A (en) * | 1993-06-17 | 1996-06-04 | Eastman Kodak Company | Optimizing edge enhancement for electrographic color prints |
JPH0761044A (ja) * | 1993-08-31 | 1995-03-07 | Sony Corp | プリンタ |
JPH07203111A (ja) * | 1993-12-28 | 1995-08-04 | Canon Inc | 画像処理装置 |
US5442465A (en) * | 1994-08-31 | 1995-08-15 | Eastman Kodak Company | Apparatus and method for controlling a linear imaging device |
US5909227A (en) * | 1995-04-12 | 1999-06-01 | Eastman Kodak Company | Photograph processing and copying system using coincident force drop-on-demand ink jet printing |
EP0765570A1 (de) * | 1995-04-12 | 1997-04-02 | Eastman Kodak Company | Fotoverarbeitung und kopiersysteme |
US5913077A (en) * | 1995-10-16 | 1999-06-15 | Asahi Kogaku Kogyo Kabushiki Kaisha | Image reader incorporated in electro-developing type camera and electro-developing recording medium used therein |
US5901243A (en) * | 1996-09-30 | 1999-05-04 | Hewlett-Packard Company | Dynamic exposure control in single-scan digital input devices |
JPH10191079A (ja) * | 1996-12-26 | 1998-07-21 | Canon Inc | 画像読取り装置および画像読取り方法 |
JPH10190988A (ja) * | 1996-12-26 | 1998-07-21 | Canon Inc | 画像読み取り装置 |
JP3425847B2 (ja) * | 1997-04-25 | 2003-07-14 | 京セラミタ株式会社 | 画像処理装置 |
JPH1127526A (ja) * | 1997-07-07 | 1999-01-29 | Olympus Optical Co Ltd | 画像読み取り装置 |
US6101006A (en) * | 1998-08-14 | 2000-08-08 | Eastman Kodak Company | Method and apparatus for controlling image scanning and data transfer in a photographic film scanner |
US6211975B1 (en) * | 1998-08-14 | 2001-04-03 | Eastman Kodak Company | Method and apparatus for controlling image data transfer in a photographic film scanner |
JP3761725B2 (ja) * | 1998-10-02 | 2006-03-29 | 株式会社リコー | 画像読取装置 |
CN1196075C (zh) | 1998-10-05 | 2005-04-06 | 佳能株式会社 | 图象读取装置 |
US6426510B1 (en) | 1998-12-07 | 2002-07-30 | Nec Corporation | Device and method for inspecting pattern shapes |
JP3341742B2 (ja) * | 1998-12-07 | 2002-11-05 | 日本電気株式会社 | パターン形状検査装置及びパターン形状検査方法 |
SG75190A1 (en) | 1998-12-14 | 2000-09-19 | Canon Kk | Image processing method and apparatus image processing system and storage medium |
JP2000333014A (ja) * | 1999-05-20 | 2000-11-30 | Minolta Co Ltd | 画像処理装置および画像処理方法並びに画像処理手順を記憶したコンピュータ読み取り可能な記憶媒体 |
FI116327B (fi) * | 2003-09-24 | 2005-10-31 | Nokia Corp | Menetelmä ja järjestelmä väritasapainon automaattiseksi säätämiseksi digitaalisessa kuvankäsittelyketjussa, vastaava laitteisto ja ohjelmalliset välineet menetelmän toteuttamiseksi |
WO2005084014A1 (de) * | 2004-03-01 | 2005-09-09 | Roroco Gmbh | Verfahren zur ermittlung und kompensation von bildstandsfehlern bei laufbildfilmen |
JP5007133B2 (ja) * | 2007-02-28 | 2012-08-22 | キヤノン電子株式会社 | 画像読取装置、シェーディング補正データ作成方法及び画像読取システム |
WO2008115180A1 (en) * | 2007-03-20 | 2008-09-25 | Thomson Licensing | Color look-up table on film |
US8421810B2 (en) * | 2007-03-20 | 2013-04-16 | Thomson Licensing | Look-up table on film |
JP5797068B2 (ja) * | 2011-09-05 | 2015-10-21 | キヤノン株式会社 | 画像形成装置及び濃度および色の補正を行う方法 |
US8486644B2 (en) * | 2011-12-16 | 2013-07-16 | Li-Cor, Inc. | Chemiluminescence compact imaging scanner |
Family Cites Families (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5687044A (en) * | 1979-12-17 | 1981-07-15 | Dainippon Screen Mfg Co Ltd | Method of determining adjusting items in image scanning recorder |
JPS57152267A (en) * | 1981-03-14 | 1982-09-20 | Nec Corp | Facsimile device |
DE3413699A1 (de) * | 1983-04-12 | 1984-10-18 | Canon K.K., Tokio/Tokyo | Bildverarbeitungssystem |
JPS59224861A (ja) | 1983-06-06 | 1984-12-17 | Canon Inc | カラ−複写機 |
AU2932384A (en) * | 1983-06-21 | 1985-01-03 | Hazeltine Corp. | Automatic colour analysis based on minimum/maximum video level |
JPS6051369A (ja) * | 1983-08-31 | 1985-03-22 | Toshiba Corp | 画像読取り方法および画像読取り装置 |
JPS6054569A (ja) * | 1983-09-05 | 1985-03-29 | Canon Inc | 画像処理装置 |
US4674126A (en) * | 1983-09-12 | 1987-06-16 | Canon Kabushiki Kaisha | Image signal processing apparatus |
JP2501782B2 (ja) * | 1983-09-16 | 1996-05-29 | 株式会社ニコン | 画像走査装置 |
JPH0773335B2 (ja) * | 1983-10-24 | 1995-08-02 | 株式会社ニコン | 光電変換装置 |
JPS6091762A (ja) * | 1983-10-26 | 1985-05-23 | Canon Inc | 画像処理装置 |
JPS6096955A (ja) * | 1983-10-31 | 1985-05-30 | Konishiroku Photo Ind Co Ltd | シエ−デイング補正装置 |
JPS60149278A (ja) * | 1984-01-13 | 1985-08-06 | Matsushita Electric Ind Co Ltd | デイジタル画像処理回路 |
JPS60151632A (ja) * | 1984-01-19 | 1985-08-09 | Fuji Photo Film Co Ltd | 写真画像情報の較正方法 |
JPS60216667A (ja) * | 1984-04-11 | 1985-10-30 | Sharp Corp | 画像読取装置のccdセンサ出力回路 |
US4647981A (en) * | 1984-10-25 | 1987-03-03 | Xerox Corporation | Automatic white level control for a RIS |
US4736245A (en) * | 1984-12-12 | 1988-04-05 | Fuji Photo Film Co., Ltd. | Calibration method for color film inspection system |
US4688099A (en) * | 1985-06-07 | 1987-08-18 | Eastman Kodak Company | Illumination control circuitry for a film video player electronic strobe light |
US4837450A (en) * | 1985-07-01 | 1989-06-06 | Canon Kabushiki Kaisha | Apparatus for reading a film image with controllable illumination and threshold value |
US4800442A (en) * | 1985-08-15 | 1989-01-24 | Canon Kabushiki Kaisha | Apparatus for generating an image from a digital video signal |
DE3687810T2 (de) * | 1985-09-21 | 1993-07-01 | Toyo Polymer Kk | Anzeigewiedergabegeraet. |
US4825065A (en) * | 1985-10-31 | 1989-04-25 | Canon Kabushiki Kaisha | Apparatus for reading image recorded on film |
US4656525A (en) * | 1985-12-04 | 1987-04-07 | Polaroid Corporation | Electronic imaging copier |
US4656524A (en) * | 1985-12-23 | 1987-04-07 | Polaroid Corporation | Electronic imaging copier |
US4782398A (en) * | 1986-02-14 | 1988-11-01 | Canon Kabushiki Kaisha | Image processing apparatus |
JP2605011B2 (ja) * | 1986-02-28 | 1997-04-30 | キヤノン株式会社 | カラー画像処理方法 |
-
1986
- 1986-11-14 JP JP61271449A patent/JP2556486B2/ja not_active Expired - Lifetime
-
1987
- 1987-11-13 EP EP87310062A patent/EP0267805B1/de not_active Expired - Lifetime
- 1987-11-13 EP EP93202574A patent/EP0578336B1/de not_active Expired - Lifetime
- 1987-11-13 DE DE3750627T patent/DE3750627T2/de not_active Expired - Lifetime
- 1987-11-13 DE DE3752070T patent/DE3752070T2/de not_active Expired - Lifetime
-
1989
- 1989-09-12 US US07/406,175 patent/US4922335A/en not_active Expired - Lifetime
- 1989-10-20 US US07/424,714 patent/US4969053A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0267805B1 (de) | 1994-10-05 |
DE3750627D1 (de) | 1994-11-10 |
US4922335A (en) | 1990-05-01 |
DE3752070T2 (de) | 1997-11-06 |
JP2556486B2 (ja) | 1996-11-20 |
EP0578336A1 (de) | 1994-01-12 |
US4969053A (en) | 1990-11-06 |
EP0267805A3 (en) | 1989-10-25 |
DE3750627T2 (de) | 1995-03-09 |
JPS63125047A (ja) | 1988-05-28 |
EP0578336B1 (de) | 1997-05-28 |
EP0267805A2 (de) | 1988-05-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |