DE69121439T2 - Verfahren und Gerät zur Bildverarbeitung - Google Patents

Verfahren und Gerät zur Bildverarbeitung

Info

Publication number
DE69121439T2
DE69121439T2 DE69121439T DE69121439T DE69121439T2 DE 69121439 T2 DE69121439 T2 DE 69121439T2 DE 69121439 T DE69121439 T DE 69121439T DE 69121439 T DE69121439 T DE 69121439T DE 69121439 T2 DE69121439 T2 DE 69121439T2
Authority
DE
Germany
Prior art keywords
image processing
processing method
image
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
Application number
DE69121439T
Other languages
English (en)
Other versions
DE69121439D1 (de
Inventor
Junichi Shishizuka
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.)
Canon Inc
Original Assignee
Canon Inc
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 JP2070937A external-priority patent/JPH03270382A/ja
Priority claimed from JP2070935A external-priority patent/JPH03270380A/ja
Priority claimed from JP07093890A external-priority patent/JP3150137B2/ja
Priority claimed from JP2070936A external-priority patent/JPH03270381A/ja
Priority claimed from JP20660890A external-priority patent/JP3227152B2/ja
Priority claimed from JP02206550A external-priority patent/JP3082932B2/ja
Priority claimed from JP02206549A external-priority patent/JP3082931B2/ja
Priority claimed from JP2206609A external-priority patent/JP3039674B2/ja
Priority claimed from JP2206610A external-priority patent/JP3039675B2/ja
Application filed by Canon Inc filed Critical Canon Inc
Publication of DE69121439D1 publication Critical patent/DE69121439D1/de
Publication of DE69121439T2 publication Critical patent/DE69121439T2/de
Application granted granted Critical
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
    • H04N1/46—Colour picture communication systems
    • H04N1/56—Processing of colour picture signals
    • H04N1/58—Edge or detail enhancement; Noise or error suppression, e.g. colour misregistration correction
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/90—Determination of colour characteristics
    • 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
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/10—Image acquisition modality
    • G06T2207/10004—Still image; Photographic image
    • G06T2207/10008—Still image; Photographic image from scanner, fax or copier
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/10—Image acquisition modality
    • G06T2207/10024—Color image
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/30—Subject of image; Context of image processing
    • G06T2207/30176—Document
DE69121439T 1990-03-19 1991-03-18 Verfahren und Gerät zur Bildverarbeitung Expired - Fee Related DE69121439T2 (de)

Applications Claiming Priority (9)

Application Number Priority Date Filing Date Title
JP2070937A JPH03270382A (ja) 1990-03-19 1990-03-19 画像処理方法
JP2070936A JPH03270381A (ja) 1990-03-19 1990-03-19 画像処理方法
JP07093890A JP3150137B2 (ja) 1990-03-19 1990-03-19 画像処理方法
JP2070935A JPH03270380A (ja) 1990-03-19 1990-03-19 画像処理装置
JP02206550A JP3082932B2 (ja) 1990-08-03 1990-08-03 カラー画像処理装置
JP20660890A JP3227152B2 (ja) 1990-08-03 1990-08-03 カラー画像処理装置、及びカラー画像処理方法
JP02206549A JP3082931B2 (ja) 1990-08-03 1990-08-03 カラー画像処理方法
JP2206609A JP3039674B2 (ja) 1990-08-03 1990-08-03 カラー画像処理装置
JP2206610A JP3039675B2 (ja) 1990-08-03 1990-08-03 カラー画像処理装置

Publications (2)

Publication Number Publication Date
DE69121439D1 DE69121439D1 (de) 1996-09-26
DE69121439T2 true DE69121439T2 (de) 1997-01-09

Family

ID=27577148

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69121439T Expired - Fee Related DE69121439T2 (de) 1990-03-19 1991-03-18 Verfahren und Gerät zur Bildverarbeitung

Country Status (3)

Country Link
US (1) US5786906A (de)
EP (1) EP0448330B1 (de)
DE (1) DE69121439T2 (de)

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US6351558B1 (en) 1996-11-13 2002-02-26 Seiko Epson Corporation Image processing system, image processing method, and medium having an image processing control program recorded thereon
JPH10336466A (ja) * 1997-05-29 1998-12-18 Toshiba Corp 画像形成装置および画像処理装置
JP3304858B2 (ja) * 1997-11-28 2002-07-22 富士ゼロックス株式会社 画像送信装置および画像送信方法
EP0926884B1 (de) * 1997-12-25 2004-10-13 Canon Kabushiki Kaisha Bildverarbeitungsvorrichtung und -verfahren sowie Speichermedium
JPH11331626A (ja) * 1998-03-09 1999-11-30 Minolta Co Ltd 画像処理装置
US6377703B1 (en) 1998-11-10 2002-04-23 Seiko Epson Corporation Apparatus and method for determining an area encompassing an image for scanning the image
JP2000184216A (ja) * 1998-12-11 2000-06-30 Mitsubishi Electric Corp 画像処理装置
JP2001126075A (ja) * 1999-08-17 2001-05-11 Fuji Photo Film Co Ltd 画像処理方法および装置並びに記録媒体
JP2001128012A (ja) * 1999-08-17 2001-05-11 Fuji Xerox Co Ltd 画像処理装置及び方法
US6718878B2 (en) 1999-09-29 2004-04-13 Xerox Corporation Automatic detection of black and white pages in a color document stream
JP2001119589A (ja) * 1999-10-18 2001-04-27 Canon Inc 画像処理装置及びその方法、及び画像処理システム
JP2001238089A (ja) * 2000-02-25 2001-08-31 Canon Inc 画像処理装置およびその方法
JP2002010097A (ja) * 2000-04-20 2002-01-11 Hewlett Packard Co <Hp> カラーおよびグレイスケール・データを選択的に出力する回路
US6844941B1 (en) * 2000-06-23 2005-01-18 Xerox Corporation Color halftoning using a single successive-filling halftone screen
US6735547B1 (en) * 2000-10-06 2004-05-11 Evangelos A. Yfantis Method and apparatus for determining the size and shape of a foot
CN1238817C (zh) 2002-04-11 2006-01-25 佳能株式会社 彩色图像记录装置
US20030212948A1 (en) * 2002-05-07 2003-11-13 Mustafa Eroz Synchronization scheme in a turbo decoder based FEC system
US7307758B2 (en) * 2002-11-14 2007-12-11 Kabushiki Kaisha Toshiba Image forming apparatus and image forming method
US7403308B2 (en) * 2002-11-14 2008-07-22 Kabushiki Kaisha Toshiba Image forming apparatus
JP2004180285A (ja) 2002-11-27 2004-06-24 Oce Technol Bv ピクセル画像の画像処理
US7295341B2 (en) * 2002-12-09 2007-11-13 Xerox Corporation System for processing monochrome and full-color digital image data
JP2004364115A (ja) * 2003-06-06 2004-12-24 Konica Minolta Business Technologies Inc 原稿読取装置、画像形成装置及び画像処理方法
US20050206927A1 (en) * 2004-03-08 2005-09-22 Kazumi Yamada Color conversion technique for printing apparatus
US20060044576A1 (en) * 2004-07-30 2006-03-02 Kabushiki Kaisha Toshiba Apparatus for image processing
KR100612494B1 (ko) * 2004-06-07 2006-08-14 삼성전자주식회사 칼러 영상의 채도 조절 장치 및 방법
US7308137B2 (en) * 2004-06-08 2007-12-11 Benq Corporation Method of determining color composition of an image
US6992686B2 (en) * 2004-06-14 2006-01-31 Xerox Corporation System and method for dynamic control of file size
US7936919B2 (en) * 2005-01-18 2011-05-03 Fujifilm Corporation Correction of color balance of face images depending upon whether image is color or monochrome
US7570403B2 (en) * 2005-03-16 2009-08-04 Kabushiki Kaisha Toshiba Color image processing apparatus
US7529007B2 (en) * 2005-06-10 2009-05-05 Lexmark International, Inc. Methods of identifying the type of a document to be scanned
JP4757005B2 (ja) * 2005-12-05 2011-08-24 キヤノン株式会社 画像処理装置及び画像処理方法
JP4550727B2 (ja) * 2005-12-06 2010-09-22 株式会社リコー 画像処理装置及び画像形成装置
EP1898625A3 (de) * 2006-09-06 2009-10-14 Murata Machinery Ltd. Vorrichtung und Verfahren zum Beschließen der Farbe eines Bildes
JP4293212B2 (ja) * 2006-09-06 2009-07-08 村田機械株式会社 画像色判定装置、画像色判定方法、およびプログラム
JP4259565B2 (ja) * 2006-10-24 2009-04-30 セイコーエプソン株式会社 Ｒａｗデータ処理装置、ｒａｗデータ処理方法及びそのプログラム
EP1936952A3 (de) * 2006-12-08 2009-09-23 Samsung Electronics Co., Ltd. Bilderzeugungsvorrichtung und Verfahren zur Verbesserung der Bildqualität dafür
KR101172399B1 (ko) * 2006-12-08 2012-08-08 삼성전자주식회사 화상형성장치 및 그 화질 개선 방법
JP2009100026A (ja) 2007-10-12 2009-05-07 Canon Inc 画像処理装置
JP4518134B2 (ja) * 2007-11-09 2010-08-04 村田機械株式会社 画像処理装置及び画像処理方法
JP4619400B2 (ja) * 2007-12-21 2011-01-26 株式会社沖データ 画像処理装置
JP4487320B2 (ja) * 2008-03-04 2010-06-23 村田機械株式会社 画像処理装置、原稿読取装置、及びカラーモノクロ判定方法
JP5077413B2 (ja) * 2010-09-30 2012-11-21 ブラザー工業株式会社 画像処理装置、画像処理方法、画像読取装置及び画像処理プログラム
JP5140206B2 (ja) * 2010-10-12 2013-02-06 パナソニック株式会社 色信号処理装置
JP5522024B2 (ja) 2010-12-27 2014-06-18 ブラザー工業株式会社 画像処理装置、画像処理方法、及び画像処理プログラム
US8655059B2 (en) * 2011-09-09 2014-02-18 Xerox Corporation Method for image classification for copy path billing
JP6376752B2 (ja) * 2013-12-25 2018-08-22 理想科学工業株式会社 画像処理装置
JP6001010B2 (ja) * 2014-06-11 2016-10-05 キヤノン株式会社 画像処理装置、画像処理方法、及びプログラム

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US4476486A (en) * 1980-12-16 1984-10-09 Canon Kabushiki Kaisha Image recording system utilizing a plurality of recording units
DE3408321A1 (de) * 1983-03-08 1984-09-13 Canon K.K., Tokio/Tokyo Bildverarbeitungssystem
FR2542540B1 (fr) 1983-03-08 1989-02-10 Canon Kk Systeme de traitement d'images
US4879595A (en) * 1985-10-22 1989-11-07 Konishiroku Photo Industry Co., Ltd. Technique for reproducing an image read from a color original
DE3629403C2 (de) * 1986-08-29 1994-09-29 Agfa Gevaert Ag Verfahren zur Korrektur der Farbsättigung bei der elektronischen Bildverarbeitung
US4843573A (en) * 1987-10-26 1989-06-27 Tektronix, Inc. Display-based color system
JP2647398B2 (ja) * 1987-12-09 1997-08-27 キヤノン株式会社 画像信号処理装置
CA1306052C (en) * 1988-03-18 1992-08-04 Yoshiyuki Okada Process and apparatus for reducing picture with fine line disappearance prevention
JP2696333B2 (ja) * 1988-03-24 1998-01-14 キヤノン株式会社 カラー画像処理装置
ES2081850T3 (es) 1988-10-04 1996-03-16 Canon Kk Aparato para el proceso de imagenes en color.
US5128748A (en) * 1989-02-15 1992-07-07 Hitachi, Ltd. Image processing system and apparatus for processing color documents
JP2892037B2 (ja) * 1989-04-28 1999-05-17 コニカ株式会社 カラー画像処理装置
EP0410700B1 (de) 1989-07-25 1996-09-25 Canon Kabushiki Kaisha Bildverarbeitungsgerät
US5136401A (en) * 1989-12-08 1992-08-04 Kabushiki Kaisha Toshiba Image layout apparatus for performing pattern modification such as coloring of an original image

Also Published As

Publication number Publication date
DE69121439D1 (de) 1996-09-26
US5786906A (en) 1998-07-28
EP0448330B1 (de) 1996-08-21
EP0448330A1 (de) 1991-09-25

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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