DE3888008D1 - Verfahren zur Bestimmung des Sollbereiches eines Bildsignals. - Google Patents

Verfahren zur Bestimmung des Sollbereiches eines Bildsignals.

Info

Publication number
DE3888008D1
DE3888008D1 DE88106334T DE3888008T DE3888008D1 DE 3888008 D1 DE3888008 D1 DE 3888008D1 DE 88106334 T DE88106334 T DE 88106334T DE 3888008 T DE3888008 T DE 3888008T DE 3888008 D1 DE3888008 D1 DE 3888008D1
Authority
DE
Germany
Prior art keywords
determining
image signal
target range
target
range
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
Application number
DE88106334T
Other languages
English (en)
Other versions
DE3888008T2 (de
Inventor
Nobuyuki Tanaka
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.)
Fujifilm Corp
Original Assignee
Fuji Photo Film 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
Application filed by Fuji Photo Film Co Ltd filed Critical Fuji Photo Film Co Ltd
Application granted granted Critical
Publication of DE3888008D1 publication Critical patent/DE3888008D1/de
Publication of DE3888008T2 publication Critical patent/DE3888008T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H04N1/407—Control or modification of tonal gradation or of extreme levels, e.g. background level
    • H04N1/4072—Control or modification of tonal gradation or of extreme levels, e.g. background level dependent on the contents of the original
    • H04N1/4074—Control or modification of tonal gradation or of extreme levels, e.g. background level dependent on the contents of the original using histograms
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/40—Image enhancement or restoration by the use of histogram techniques
    • G06T5/90—
DE3888008T 1987-04-20 1988-04-20 Verfahren zur Bestimmung des Sollbereiches eines Bildsignals. Expired - Lifetime DE3888008T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP62096716A JPH0642882B2 (ja) 1987-04-20 1987-04-20 所望画像信号範囲決定方法

Publications (2)

Publication Number Publication Date
DE3888008D1 true DE3888008D1 (de) 1994-04-07
DE3888008T2 DE3888008T2 (de) 1994-06-09

Family

ID=14172468

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3888008T Expired - Lifetime DE3888008T2 (de) 1987-04-20 1988-04-20 Verfahren zur Bestimmung des Sollbereiches eines Bildsignals.

Country Status (4)

Country Link
US (1) US5596654A (de)
EP (1) EP0288042B1 (de)
JP (1) JPH0642882B2 (de)
DE (1) DE3888008T2 (de)

Families Citing this family (48)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE68927031T2 (de) * 1988-09-19 1997-01-23 Fuji Photo Film Co Ltd Verfahren zur Bestimmung der gewünschten Bereiche eines Bildsignals und Verfahren zur Bestimmung der gewünschten Bildbereiche
JP2952519B2 (ja) * 1990-11-21 1999-09-27 コニカ株式会社 放射線画像の階調変換装置
JPH04239982A (ja) * 1991-01-23 1992-08-27 Omron Corp 濃淡画像処理装置
JPH04303427A (ja) * 1991-03-30 1992-10-27 Fujitsu Ltd 放射線画像処理方法および放射線画像処理装置
US5268967A (en) * 1992-06-29 1993-12-07 Eastman Kodak Company Method for automatic foreground and background detection in digital radiographic images
JP3237975B2 (ja) * 1993-09-20 2001-12-10 富士通株式会社 画像処理装置
JP3315000B2 (ja) * 1994-01-31 2002-08-19 日立電線株式会社 Ｘ線フィルム検査装置及び電力ケーブルのｘ線検査方法
DE4410603C1 (de) * 1994-03-26 1995-06-14 Jenoptik Technologie Gmbh Verfahren zur Erkennung von Fehlern bei der Inspektion von strukturierten Oberflächen
DE69416581T2 (de) * 1994-04-22 1999-08-26 Agfa Gevaert Nv Verfahren um Papierbilder von Röntgenaufnahmen zu Erzeugen
JP3507549B2 (ja) * 1994-05-02 2004-03-15 富士写真フイルム株式会社 露光量決定方法
JP3765320B2 (ja) * 1994-08-25 2006-04-12 コニカミノルタホールディングス株式会社 放射線画像の画像処理条件決定装置及び画像処理装置
US5889884A (en) * 1995-05-23 1999-03-30 Minolta Co., Ltd. Image forming apparatus capable of recognizing top and bottom of document image
US5892840A (en) * 1996-02-29 1999-04-06 Eastman Kodak Company Method and apparatus for irradiation field detection in digital radiographic images
US5982916A (en) * 1996-09-30 1999-11-09 Siemens Corporate Research, Inc. Method and apparatus for automatically locating a region of interest in a radiograph
DE69711027T2 (de) * 1997-06-05 2002-10-17 Agfa Gevaert Nv Verfahren zur Segmentierung eines Strahlungsbildes in direktes Belichtungsgebiet und diagnostisch relevantes Gebiet
DE69915721D1 (de) * 1998-01-28 2004-04-29 Konishiroku Photo Ind Bildverarbeitungsvorrichtung
US6175427B1 (en) * 1998-04-20 2001-01-16 Xerox Corporation System and method of tonal correction of independent regions on a compound document
US6462770B1 (en) 1998-04-20 2002-10-08 Xillix Technologies Corp. Imaging system with automatic gain control for reflectance and fluorescence endoscopy
US6118892A (en) * 1998-11-19 2000-09-12 Direct Radiography Corp. Method for automatic detection of region of interest for digital x-ray detectors using a filtered histogram
US6381351B1 (en) 1999-11-24 2002-04-30 Direct Radiography Corp. Weighted inverse topography method for digital x-ray image data processing
US6498601B1 (en) 1999-11-29 2002-12-24 Xerox Corporation Method and apparatus for selecting input modes on a palmtop computer
DE60122894T2 (de) 2000-07-14 2007-03-15 Xillix Technologies Corp., Richmond Kompaktes fluorezenz endoskopisches video system
US6774908B2 (en) * 2000-10-03 2004-08-10 Creative Frontier Inc. System and method for tracking an object in a video and linking information thereto
CN1203657C (zh) * 2001-08-07 2005-05-25 佳能株式会社 图像处理方法和装置
US6899675B2 (en) 2002-01-15 2005-05-31 Xillix Technologies Corp. Fluorescence endoscopy video systems with no moving parts in the camera
US20060241496A1 (en) 2002-01-15 2006-10-26 Xillix Technologies Corp. Filter for use with imaging endoscopes
JP3901573B2 (ja) * 2002-04-25 2007-04-04 富士通テン株式会社 画像認識システムにおける異常の診断装置
JP4314035B2 (ja) * 2003-01-15 2009-08-12 株式会社日立メディコ 超音波診断装置
JP4129598B2 (ja) * 2005-09-28 2008-08-06 コニカミノルタホールディングス株式会社 画像処理装置及び画像処理方法
US20090303317A1 (en) 2006-02-07 2009-12-10 Novadaq Technologies Inc. Near infrared imaging
US20070201743A1 (en) * 2006-02-28 2007-08-30 Sharp Laboratories Of America, Inc. Methods and systems for identifying characteristics in a digital image
US20070248943A1 (en) * 2006-04-21 2007-10-25 Beckman Coulter, Inc. Displaying cellular analysis result data using a template
EP2051603B1 (de) 2006-07-28 2019-09-11 Novadaq Technologies ULC System und verfahren zur ablage und entfernung eines optischen elements auf bzw. von einem endoskopobjektiv
US8498695B2 (en) 2006-12-22 2013-07-30 Novadaq Technologies Inc. Imaging system with a single color image sensor for simultaneous fluorescence and color video endoscopy
US20080177140A1 (en) * 2007-01-23 2008-07-24 Xillix Technologies Corp. Cameras for fluorescence and reflectance imaging
KR101474311B1 (ko) * 2008-01-15 2014-12-18 삼성전자주식회사 노이즈 저감용 분산 또는 표준편차 데이터 획득 방법과,상기 방법에 따라 획득한 노이즈 저감용 분산 또는표준편차 데이터를 저장한 기록매체를 구비한 디지털촬영장치
KR101517264B1 (ko) 2008-03-18 2015-05-04 노바다크 테크놀러지즈 인코포레이티드 결합된 풀-칼라 반사 및 근-적외선 이미지용 이미지 시스템
CA2829306C (en) 2011-03-08 2017-02-14 Novadaq Technologies Inc. Full spectrum led illuminator
CN102999907A (zh) * 2012-11-17 2013-03-27 中国水产科学研究院渔业机械仪器研究所 一种用于小球藻自动计数的图像调色板阈值分割方法
JP6337614B2 (ja) * 2014-05-23 2018-06-06 セイコーエプソン株式会社 制御装置、ロボット、及び制御方法
DE102015003902A1 (de) * 2015-03-27 2016-09-29 DüRR DENTAL AG Speicherfolienscanner
CN108289723B (zh) 2015-11-13 2021-07-06 史赛克欧洲运营有限公司 用于目标的照明和成像的系统和方法
WO2017127929A1 (en) 2016-01-26 2017-08-03 Novadaq Technologies Inc. Configurable platform
US10293122B2 (en) 2016-03-17 2019-05-21 Novadaq Technologies ULC Endoluminal introducer with contamination avoidance
USD916294S1 (en) 2016-04-28 2021-04-13 Stryker European Operations Limited Illumination and imaging device
WO2017214730A1 (en) 2016-06-14 2017-12-21 Novadaq Technologies Inc. Methods and systems for adaptive imaging for low light signal enhancement in medical visualization
US11140305B2 (en) 2017-02-10 2021-10-05 Stryker European Operations Limited Open-field handheld fluorescence imaging systems and methods
EP3438928A1 (de) * 2017-08-02 2019-02-06 Koninklijke Philips N.V. Erkennung von regionen mit geringem informationsgehalt in digitalen röntgenbildern

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58130030A (ja) * 1981-10-05 1983-08-03 工業技術院長 Ｘ線ディジタル画像処理装置
US4538277A (en) * 1982-09-29 1985-08-27 The United States Of America As Represented By The United States Department Of Energy Inductive gas line for pulsed lasers
US4574393A (en) * 1983-04-14 1986-03-04 Blackwell George F Gray scale image processor
JPS60156055A (ja) * 1984-01-26 1985-08-16 Fuji Photo Film Co Ltd 放射線画像情報読取条件決定方法
US4656665A (en) * 1985-01-15 1987-04-07 International Business Machines Corporation Thresholding technique for graphics images using histogram analysis
JPS61189406A (ja) * 1985-02-19 1986-08-23 Hitachi Ltd パタ−ン２値化方法とその装置
US4811090A (en) * 1988-01-04 1989-03-07 Hypervision Image emission microscope with improved image processing capability

Also Published As

Publication number Publication date
US5596654A (en) 1997-01-21
JPS63262141A (ja) 1988-10-28
EP0288042A2 (de) 1988-10-26
EP0288042A3 (en) 1990-01-24
EP0288042B1 (de) 1994-03-02
DE3888008T2 (de) 1994-06-09
JPH0642882B2 (ja) 1994-06-08

Similar Documents

Publication Publication Date Title
DE3888008D1 (de) Verfahren zur Bestimmung des Sollbereiches eines Bildsignals.
DE3584701D1 (de) Verfahren zur anzeige eines bildes.
DE3380997D1 (de) Verfahren zur bilduntersuchung.
DE69016951D1 (de) System zur Bestimmung der Tonerfüllhöhe.
DE3685461D1 (de) Verfahren zur bildung eines bildes.
DE59204440D1 (de) Verfahren zur Erkennung von Verbrennungsaussetzern.
DE3874889T2 (de) Verfahren zur wiedergabe von sichtbildern eines objektes.
DE68928779D1 (de) Verfahren zur Bildverarbeitung
DE68927031D1 (de) Verfahren zur Bestimmung der gewünschten Bereiche eines Bildsignals und Verfahren zur Bestimmung der gewünschten Bildbereiche
DE68921786T2 (de) Verfahren zur Ermittlung eines Bildpunktes eines Objekts.
DE3889903D1 (de) Verfahren zur behandlung der verborgenen linien eines bildes.
DE69232345T2 (de) Verfahren zur Bestimmung der Neigung eines Schriftzeichen enthaltenden Bildes
DE68902255T2 (de) Verfahren zur bestimmung der kontur eines bestrahlungsfelds.
DE3854639D1 (de) Verfahren zur Bestimmung des gewünschten Bildsignalbereichs.
DE69007539D1 (de) Verfahren zur Bestimmung der Bewegung eines Zieles in Unterwasserakustik.
DE3875551D1 (de) Verfahren zur bestimmung der teilchengroesse.
DE3855103D1 (de) Verfahren zur verbesserung eines bildelementes
DE59201030D1 (de) Verfahren zur ermittlung der grösse von parametern.
DE3671978D1 (de) Verfahren zur anpassung des auswertens eines strahlungsbildes.
DE69014754T2 (de) Verfahren zur elektrophotographischen Bilderzeugung.
DE68919924T2 (de) Verfahren zur Feststellung des Sättigungspegels eines Sprachsignals.
DE68929236D1 (de) Verfahren zur Bildverarbeitung
DE69031416D1 (de) Verfahren zur Bestimmung von farbigen Bildsignalen
DE3851170D1 (de) Verfahren zur Erkennung von Rauschen in Bildsignalen.
DE68909606T2 (de) Automatisiertes system zur prüfung eines bildsensors.

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: FUJIFILM CORP., TOKIO/TOKYO, JP