DE3855413D1 - Vorrichtung zur Verarbeitung von Halbton-Farbbildsignalen - Google Patents
Vorrichtung zur Verarbeitung von Halbton-FarbbildsignalenInfo
- Publication number
- DE3855413D1 DE3855413D1 DE3855413T DE3855413T DE3855413D1 DE 3855413 D1 DE3855413 D1 DE 3855413D1 DE 3855413 T DE3855413 T DE 3855413T DE 3855413 T DE3855413 T DE 3855413T DE 3855413 D1 DE3855413 D1 DE 3855413D1
- Authority
- DE
- Germany
- Prior art keywords
- color image
- image signals
- halftone color
- processing halftone
- processing
- 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
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
- H04N1/62—Retouching, i.e. modification of isolated colours only or in isolated picture areas only
- H04N1/626—Detection of non-electronic marks, e.g. fluorescent markers
-
- 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
- H04N1/38—Circuits or arrangements for blanking or otherwise eliminating unwanted parts of pictures
-
- 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
-
- 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
- H04N1/62—Retouching, i.e. modification of isolated colours only or in isolated picture areas only
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Facsimile Image Signal Circuits (AREA)
- Color Image Communication Systems (AREA)
- Image Processing (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP62016554A JPH0797818B2 (ja) | 1987-01-27 | 1987-01-27 | カラ−画像処理装置 |
JP62082431A JPS63248279A (ja) | 1987-04-03 | 1987-04-03 | 画像処理方法及び装置 |
JP62128697A JPS63292874A (ja) | 1987-05-26 | 1987-05-26 | カラ−画像処理装置 |
PCT/JP1988/000056 WO1988005622A1 (fr) | 1987-01-27 | 1988-01-26 | Processeur d'images en couleurs |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3855413D1 true DE3855413D1 (de) | 1996-08-14 |
DE3855413T2 DE3855413T2 (de) | 1997-01-30 |
Family
ID=27281457
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE3855413T Expired - Fee Related DE3855413T2 (de) | 1987-01-27 | 1988-01-26 | Vorrichtung zur Verarbeitung von Halbton-Farbbildsignalen |
Country Status (4)
Country | Link |
---|---|
US (1) | US4937662A (de) |
EP (1) | EP0300046B1 (de) |
DE (1) | DE3855413T2 (de) |
WO (1) | WO1988005622A1 (de) |
Families Citing this family (41)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07101915B2 (ja) * | 1987-09-21 | 1995-11-01 | コニカ株式会社 | 画像処理装置 |
DE68929383T2 (de) * | 1988-06-08 | 2002-08-08 | Canon K.K., Tokio/Tokyo | Bildverarbeitungsvorrichtung und -verfahren |
US5031035A (en) * | 1988-07-15 | 1991-07-09 | Konica Corporation | Color image processing apparatus with color ghost correction |
US5130791A (en) * | 1988-07-15 | 1992-07-14 | Konica Corporation | Color image processing apparatus |
JP3015033B2 (ja) * | 1988-07-20 | 2000-02-28 | キヤノン株式会社 | カラー画像処理方法 |
JPH0262671A (ja) * | 1988-08-30 | 1990-03-02 | Toshiba Corp | カラー編集処理装置 |
US5335292A (en) * | 1988-12-21 | 1994-08-02 | Recognition International Inc. | Document processing system and method |
US5208663A (en) * | 1989-03-22 | 1993-05-04 | Konica Corporation | Color image processing apparatus provided with an image discrimination means |
US5216498A (en) * | 1989-03-22 | 1993-06-01 | Konica Corporation | Image processing apparatus capable of detecting marked region |
DE69021107T2 (de) * | 1989-03-22 | 1995-12-14 | Konishiroku Photo Ind | Bildverarbeitungsvorrichtung, fähig zur Detektion markierter Gebiete. |
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 |
US5113252A (en) * | 1989-05-10 | 1992-05-12 | Canon Kabushiki Kaisha | Image processing apparatus including means for performing electrical thinning and fattening processing |
JPH0358045A (ja) * | 1989-07-27 | 1991-03-13 | Konica Corp | 画像形成装置 |
JP2872285B2 (ja) * | 1989-08-02 | 1999-03-17 | キヤノン株式会社 | 画像処理装置及び画像処理方法 |
US5105266A (en) * | 1989-11-30 | 1992-04-14 | Eastman Kodak Company | Single pass color substitution |
JP2731443B2 (ja) * | 1990-02-05 | 1998-03-25 | コニカ株式会社 | カラー画像処理装置 |
US5237400A (en) * | 1990-02-05 | 1993-08-17 | Konica Corporation | Compact color image processing apparatus with enhanced density conversion |
JP3251280B2 (ja) * | 1990-09-20 | 2002-01-28 | キヤノン株式会社 | 画像処理装置及び方法 |
US5198898A (en) * | 1990-10-10 | 1993-03-30 | Fuji Xerox Co., Ltd. | Data compressing system for compressing serial image data with color information |
CA2101635C (en) * | 1991-02-25 | 2002-06-25 | James B. Jones | Digital video quantizer |
JP2600515B2 (ja) * | 1991-05-14 | 1997-04-16 | 富士ゼロックス株式会社 | 画像処理方法 |
JPH05145743A (ja) * | 1991-11-21 | 1993-06-11 | Ricoh Co Ltd | 画像形成装置 |
CA2093842A1 (en) * | 1992-07-30 | 1994-01-31 | Albert D. Edgar | System and method for image mapping in linear space |
US5748345A (en) * | 1992-09-08 | 1998-05-05 | Canon Kabushiki Kaisha | Image processing apparatus for performing image processing according to colors of input image |
JPH06169395A (ja) * | 1992-11-27 | 1994-06-14 | Sharp Corp | 画像形成装置 |
EP0643528B1 (de) * | 1993-09-14 | 2000-06-14 | Canon Kabushiki Kaisha | Bildverarbeitungsgerät zum Bearbeiten einer Bildmarkierung |
US5832112A (en) * | 1993-12-24 | 1998-11-03 | Canon Kabushiki Kaisha | Image processing apparatus capable of detecting specific originals |
JPH08130631A (ja) * | 1994-10-28 | 1996-05-21 | Canon Inc | 画像処理装置及び画像処理方法 |
JP3514398B2 (ja) * | 1994-12-07 | 2004-03-31 | 株式会社リコー | 画像形成装置 |
JP3912803B2 (ja) * | 1995-02-28 | 2007-05-09 | パイオニア株式会社 | ビデオスキャナ装置 |
JPH08307618A (ja) * | 1995-04-27 | 1996-11-22 | Canon Inc | 画像記録装置 |
JP3182362B2 (ja) * | 1997-02-07 | 2001-07-03 | 松下電器産業株式会社 | 簡易ファイリング装置 |
JP3679900B2 (ja) * | 1997-07-03 | 2005-08-03 | 理想科学工業株式会社 | 画像処理装置 |
US7339699B1 (en) * | 1999-02-03 | 2008-03-04 | Minolta Co., Ltd. | Image processing apparatus |
US6781724B1 (en) | 2000-06-13 | 2004-08-24 | Eastman Kodak Company | Image processing and manipulation system |
CA2347181A1 (en) | 2000-06-13 | 2001-12-13 | Eastman Kodak Company | Plurality of picture appearance choices from a color photographic recording material intended for scanning |
EP1377072A4 (de) * | 2001-03-05 | 2006-09-13 | Nikon Corp | Bildverarbeitungseinrichtung und bildverarbeitungsprogramm |
US20050281480A1 (en) * | 2004-06-18 | 2005-12-22 | Baldwin Robert A | Computer apparatus and method for generating a paint-by-number picture from a digital image |
EP2153283B1 (de) | 2007-04-30 | 2017-08-16 | Hewlett-Packard Development Company, L.P. | Verfahren und gerät zur verringerung geisterbilder |
US9060078B2 (en) * | 2012-05-30 | 2015-06-16 | Ricoh Company, Ltd. | Printer consistency measurement, evaluation and correction |
CN111627089B (zh) * | 2020-07-30 | 2020-11-13 | 深圳诚一信科技有限公司 | 一种用户头像图片处理方法、设备、系统和可读存储介质 |
Family Cites Families (27)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3775559A (en) * | 1970-11-12 | 1973-11-27 | Xerox Corp | Aperture designs for facsimile scanning apparatus |
JPS5444838A (en) * | 1977-09-16 | 1979-04-09 | Nippon Telegr & Teleph Corp <Ntt> | Graphic coloring display system |
US4315318A (en) * | 1978-12-26 | 1982-02-09 | Fuji Photo Film Co., Ltd. | Method and apparatus for processing a radiation image |
JPS5675776A (en) * | 1979-11-24 | 1981-06-23 | Ricoh Co Ltd | Pickup and processing method for color picture |
JPS57147374A (en) * | 1981-03-06 | 1982-09-11 | Fuji Xerox Co Ltd | Reader of two-color original |
JPS57196658A (en) * | 1981-05-28 | 1982-12-02 | Canon Inc | Picture processing system |
JPS57202176A (en) * | 1981-06-05 | 1982-12-10 | Canon Inc | Picture processing system |
US4538182A (en) * | 1981-05-11 | 1985-08-27 | Canon Kabushiki Kaisha | Image processing apparatus |
DE3220298A1 (de) * | 1981-06-01 | 1982-12-16 | Canon K.K., Tokyo | Farbbild-lesegeraet |
US4631578A (en) * | 1983-03-04 | 1986-12-23 | Canon Kabushiki Kaisha | Method of and apparatus for forming a color picture using a plurality of color correction processings |
US4745466A (en) * | 1983-03-06 | 1988-05-17 | Canon Kabushiki Kaisha | Digital color image processing apparatus with color masking processing unit addressed by a plurality of multi-bit color component signals using various combinations of the bits of the signals |
JP2575345B2 (ja) * | 1983-05-10 | 1997-01-22 | キヤノン株式会社 | 画像処理装置 |
JPS59224861A (ja) * | 1983-06-06 | 1984-12-17 | Canon Inc | カラ−複写機 |
JPS6024769A (ja) * | 1983-07-20 | 1985-02-07 | Ricoh Co Ltd | 中間調画像記録方式 |
JPS6041875A (ja) * | 1983-08-17 | 1985-03-05 | Fuji Xerox Co Ltd | カラ−画像読取装置 |
US4709274A (en) * | 1983-08-29 | 1987-11-24 | Canon Kabushiki Kaisha | Image processing apparatus |
JPS6074874A (ja) * | 1983-09-30 | 1985-04-27 | Fujitsu Ltd | 画像色彩分離方式 |
JPS60128777A (ja) * | 1983-12-16 | 1985-07-09 | Ricoh Co Ltd | 画像処理方式 |
JPS60153264A (ja) * | 1984-01-20 | 1985-08-12 | Ricoh Co Ltd | 中間調画像伝送方式 |
JPS60249469A (ja) * | 1984-05-25 | 1985-12-10 | Fuji Xerox Co Ltd | 墨信号分離装置 |
JPS6113860A (ja) * | 1984-06-29 | 1986-01-22 | Toshiba Corp | 情報読取り装置 |
JPS6198069A (ja) * | 1984-10-19 | 1986-05-16 | Canon Inc | 画像処理装置 |
JPS61230571A (ja) * | 1985-04-05 | 1986-10-14 | Dainippon Screen Mfg Co Ltd | 画像走査装置 |
JPS61290865A (ja) * | 1985-06-19 | 1986-12-20 | Ricoh Co Ltd | 中間調デジタル画像処理装置 |
US4879595A (en) * | 1985-10-22 | 1989-11-07 | Konishiroku Photo Industry Co., Ltd. | Technique for reproducing an image read from a color original |
US4841361A (en) * | 1987-12-03 | 1989-06-20 | Konica Corporation | Color image processing apparatus |
JPH0674874A (ja) * | 1992-08-25 | 1994-03-18 | Mitsubishi Heavy Ind Ltd | 異常発生時間推定装置 |
-
1988
- 1988-01-26 DE DE3855413T patent/DE3855413T2/de not_active Expired - Fee Related
- 1988-01-26 EP EP88901108A patent/EP0300046B1/de not_active Expired - Lifetime
- 1988-01-26 US US07/251,373 patent/US4937662A/en not_active Expired - Fee Related
- 1988-01-26 WO PCT/JP1988/000056 patent/WO1988005622A1/ja active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
WO1988005622A1 (fr) | 1988-07-28 |
US4937662A (en) | 1990-06-26 |
EP0300046B1 (de) | 1996-07-10 |
DE3855413T2 (de) | 1997-01-30 |
EP0300046A1 (de) | 1989-01-25 |
EP0300046A4 (en) | 1992-03-04 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |