DE69125146T2 - Vorrichtung und verfahren zur verarbeitung von endoskopischen bildsignalen - Google Patents

Vorrichtung und verfahren zur verarbeitung von endoskopischen bildsignalen

Info

Publication number
DE69125146T2
DE69125146T2 DE69125146T DE69125146T DE69125146T2 DE 69125146 T2 DE69125146 T2 DE 69125146T2 DE 69125146 T DE69125146 T DE 69125146T DE 69125146 T DE69125146 T DE 69125146T DE 69125146 T2 DE69125146 T2 DE 69125146T2
Authority
DE
Germany
Prior art keywords
image signals
endoscopic image
processing
processing endoscopic
signals
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
DE69125146T
Other languages
English (en)
Other versions
DE69125146D1 (de
Inventor
Hirokazu Nishimura
Tetsuo Nonami
Masakazu Nakamura
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.)
Olympus Corp
Original Assignee
Olympus Optical 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 JP2313376A external-priority patent/JP2997785B2/ja
Priority claimed from JP03079606A external-priority patent/JP3126996B2/ja
Application filed by Olympus Optical Co Ltd filed Critical Olympus Optical Co Ltd
Publication of DE69125146D1 publication Critical patent/DE69125146D1/de
Application granted granted Critical
Publication of DE69125146T2 publication Critical patent/DE69125146T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
    • A61B1/04—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor combined with photographic or television appliances
    • A61B1/05—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor combined with photographic or television appliances characterised by the image sensor, e.g. camera, being in the distal end portion
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/50—Constructional details
    • H04N23/555—Constructional details for picking-up images in sites, inaccessible due to their dimensions or hazardous conditions, e.g. endoscopes or borescopes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/80—Camera processing pipelines; Components thereof
    • H04N23/84—Camera processing pipelines; Components thereof for processing colour signals
DE69125146T 1990-11-19 1991-11-18 Vorrichtung und verfahren zur verarbeitung von endoskopischen bildsignalen Expired - Fee Related DE69125146T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2313376A JP2997785B2 (ja) 1990-11-19 1990-11-19 内視鏡画像処理装置および内視鏡画像処理方法
JP03079606A JP3126996B2 (ja) 1991-04-12 1991-04-12 内視鏡画像の処理方法
PCT/JP1991/001576 WO1992008405A1 (en) 1990-11-19 1991-11-18 Device for processing image of endoscope and method thereof

Publications (2)

Publication Number Publication Date
DE69125146D1 DE69125146D1 (de) 1997-04-17
DE69125146T2 true DE69125146T2 (de) 1997-10-09

Family

ID=26420625

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69125146T Expired - Fee Related DE69125146T2 (de) 1990-11-19 1991-11-18 Vorrichtung und verfahren zur verarbeitung von endoskopischen bildsignalen

Country Status (4)

Country Link
US (1) US5282030A (de)
EP (1) EP0511400B1 (de)
DE (1) DE69125146T2 (de)
WO (1) WO1992008405A1 (de)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3347385B2 (ja) * 1992-03-27 2002-11-20 オリンパス光学工業株式会社 内視鏡画像処理装置
US5475420A (en) * 1993-06-09 1995-12-12 Origin Medsystems, Inc. Video imaging system with image processing optimized for small-diameter endoscopes
JP3724014B2 (ja) * 1994-08-25 2005-12-07 ソニー株式会社 画像認識装置および画像認識方法
JPH08102957A (ja) * 1994-09-30 1996-04-16 Hitachi Denshi Ltd 電子内視鏡装置
FI107412B (fi) * 1995-06-20 2001-07-31 Teknillinen Korkeakoulu Graafi Menetelmä ja laite sähköisessä muodossa olevan kuvan visuaalisen laadun maksimoimiseksi
JP3532368B2 (ja) * 1996-12-10 2004-05-31 富士写真フイルム株式会社 内視鏡
CN1846232A (zh) * 2003-08-29 2006-10-11 日本电气株式会社 使用加权信息的对象姿态估计和匹配系统
AU2004212605A1 (en) * 2003-09-26 2005-04-14 Nec Australia Pty Ltd Computation of soft bits for a turbo decoder in a communication receiver
US8305427B2 (en) * 2005-03-22 2012-11-06 Olympus Corporation Image processor and endoscope apparatus
US8098951B2 (en) * 2008-08-15 2012-01-17 Sharp Laboratories Of America, Inc. Image sharpening technique
US20110135217A1 (en) * 2008-08-15 2011-06-09 Yeping Su Image modifying method and device
JP5767775B2 (ja) 2009-07-06 2015-08-19 富士フイルム株式会社 内視鏡装置
JP5401205B2 (ja) * 2009-08-10 2014-01-29 富士フイルム株式会社 内視鏡装置
US8600188B2 (en) 2010-09-15 2013-12-03 Sharp Laboratories Of America, Inc. Methods and systems for noise reduction and image enhancement
US8588535B2 (en) 2010-09-15 2013-11-19 Sharp Laboratories Of America, Inc. Methods and systems for estimation of compression noise
US8538193B2 (en) 2010-09-28 2013-09-17 Sharp Laboratories Of America, Inc. Methods and systems for image enhancement and estimation of compression noise
US8532429B2 (en) 2010-09-28 2013-09-10 Sharp Laboratories Of America, Inc. Methods and systems for noise reduction and image enhancement involving selection of noise-control parameter
US8175411B2 (en) 2010-09-28 2012-05-08 Sharp Laboratories Of America, Inc. Methods and systems for estimation of compression noise
JP5334952B2 (ja) 2010-12-16 2013-11-06 富士フイルム株式会社 画像処理装置
JP5450527B2 (ja) * 2011-08-10 2014-03-26 富士フイルム株式会社 内視鏡装置
WO2013126568A1 (en) 2012-02-21 2013-08-29 Massachusetts Eye & Ear Infirmary Calculating conjunctival redness
WO2015168629A1 (en) 2014-05-02 2015-11-05 Massachusetts Eye And Ear Infirmary Grading corneal fluorescein staining
KR20210113464A (ko) * 2020-03-05 2021-09-16 삼성전자주식회사 이미징 장치 및 이를 포함하는 전자 기기

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1281484B (de) 1967-03-11 1968-10-31 Norddeutscher Rundfunk Schaltungsanordnung zum Ein- und Ausblenden sowie zum Mischen von Farb- und Schwarz-Weiss-Fernsehsignalen
US4819077A (en) * 1986-05-14 1989-04-04 Kabushiki Kaisha Toshiba Color image processing system
JPS6326783A (ja) 1986-07-19 1988-02-04 Olympus Optical Co Ltd カラ−画像処理方式
JPS63290091A (ja) * 1987-05-22 1988-11-28 Olympus Optical Co Ltd 内視鏡用画像デ−タ圧縮装置
JPH01121034A (ja) * 1987-11-04 1989-05-12 Olympus Optical Co Ltd カラーエンハンス機能を備えた内視鏡装置
JPH01138877A (ja) 1987-11-26 1989-05-31 Toshiba Corp カラー画像解析装置
FR2625635B1 (fr) * 1987-12-30 1994-04-15 Thomson Grand Public Procede adaptatif de codage et de decodage d'une suite d'images par transformation, et dispositifs pour la mise en oeuvre de ce procede
JPH01192270A (ja) * 1988-01-28 1989-08-02 Fuji Photo Film Co Ltd カラー画像信号の直交変換符号化装置
JPH01238650A (ja) * 1988-03-19 1989-09-22 Fuji Photo Film Co Ltd 放射線画像の被写体認識方法

Also Published As

Publication number Publication date
DE69125146D1 (de) 1997-04-17
EP0511400B1 (de) 1997-03-12
US5282030A (en) 1994-01-25
WO1992008405A1 (en) 1992-05-29
EP0511400A1 (de) 1992-11-04
EP0511400A4 (en) 1993-05-05

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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