DE69131469T2 - Verfahren zum Komprimieren von Bilddynamikbereichen - Google Patents

Verfahren zum Komprimieren von Bilddynamikbereichen

Info

Publication number
DE69131469T2
DE69131469T2 DE69131469T DE69131469T DE69131469T2 DE 69131469 T2 DE69131469 T2 DE 69131469T2 DE 69131469 T DE69131469 T DE 69131469T DE 69131469 T DE69131469 T DE 69131469T DE 69131469 T2 DE69131469 T2 DE 69131469T2
Authority
DE
Germany
Prior art keywords
image
image signal
original image
radiation
stimulable phosphor
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
DE69131469T
Other languages
German (de)
English (en)
Other versions
DE69131469D1 (de
Inventor
Nobuyoshi Nakajima
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 DE69131469D1 publication Critical patent/DE69131469D1/de
Publication of DE69131469T2 publication Critical patent/DE69131469T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/73—Deblurring; Sharpening
    • G06T5/75—Unsharp masking
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/20—Image enhancement or restoration using local operators
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Image Processing (AREA)
  • Picture Signal Circuits (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
DE69131469T 1990-01-29 1991-01-29 Verfahren zum Komprimieren von Bilddynamikbereichen Expired - Lifetime DE69131469T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2018206A JP2663189B2 (ja) 1990-01-29 1990-01-29 画像のダイナミックレンジ圧縮処理方法

Publications (2)

Publication Number Publication Date
DE69131469D1 DE69131469D1 (de) 1999-09-02
DE69131469T2 true DE69131469T2 (de) 1999-11-18

Family

ID=11965172

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69131469T Expired - Lifetime DE69131469T2 (de) 1990-01-29 1991-01-29 Verfahren zum Komprimieren von Bilddynamikbereichen

Country Status (4)

Country Link
US (2) US5454044A (en:Method)
EP (1) EP0440166B1 (en:Method)
JP (1) JP2663189B2 (en:Method)
DE (1) DE69131469T2 (en:Method)

Families Citing this family (69)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2663189B2 (ja) * 1990-01-29 1997-10-15 富士写真フイルム株式会社 画像のダイナミックレンジ圧縮処理方法
DE69031947T2 (de) * 1990-10-16 1998-07-16 Koninkl Philips Electronics Nv Datenverarbeitungssystem basierend auf einem (N,K)-Symbolkode und mit Symbolfehler-Korrigierbarkeit und mehrfacher Fehlerreparierbarkeit
JP3188491B2 (ja) * 1990-10-24 2001-07-16 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ Ｘ線記録のダイナミック圧縮方法及びその装置
DE69331220T2 (de) * 1993-02-11 2002-06-27 Agfa-Gevaert N.V., Mortsel Verfahren zur Darstellung von Strahlungsbildern
JP3467285B2 (ja) * 1993-04-02 2003-11-17 コニカミノルタホールディングス株式会社 放射線画像処理方法
JP3196864B2 (ja) 1993-04-19 2001-08-06 富士写真フイルム株式会社 画像のダイナミックレンジ圧縮処理方法
JPH08294006A (ja) * 1995-04-20 1996-11-05 Fuji Photo Film Co Ltd 画像のダイナミックレンジ圧縮処理方法および装置
JP3568279B2 (ja) * 1995-06-30 2004-09-22 富士写真フイルム株式会社 画像再生方法および装置
JP3675896B2 (ja) * 1995-07-27 2005-07-27 富士写真フイルム株式会社 画像処理方法および装置
EP0766202B1 (en) * 1995-09-29 2002-12-18 Fuji Photo Film Co., Ltd. Image processing method and apparatus
JP3380660B2 (ja) * 1995-10-25 2003-02-24 大日本スクリーン製造株式会社 画像処理装置
JP3706185B2 (ja) * 1995-12-25 2005-10-12 富士写真フイルム株式会社 画像再生方法および装置
DE69737984T2 (de) 1996-06-12 2008-04-30 Fujifilm Corp. Bildverarbeitungsverfahren und -gerät
JP3738791B2 (ja) * 1996-08-19 2006-01-25 富士写真フイルム株式会社 画像処理方法および装置
JP4124380B2 (ja) * 1996-08-26 2008-07-23 富士フイルム株式会社 画像処理再生装置
US5835618A (en) * 1996-09-27 1998-11-10 Siemens Corporate Research, Inc. Uniform and non-uniform dynamic range remapping for optimum image display
JP3700804B2 (ja) * 1996-12-13 2005-09-28 富士写真フイルム株式会社 画像処理方法および装置
DE19713648C2 (de) * 1997-04-02 1999-06-24 Stein Werner Ritter Von Verfahren zur elektronischen Reduktion des Hell/Dunkelkontrastes von Videobildern bereits bei der Aufnahme
FR2779256B1 (fr) * 1998-05-29 2000-08-18 Armines Ass Pour La Rech Et Le Procede de simplification d'image et application du dit procede a la segmentation et au codage d'images
US6678420B1 (en) 1998-06-19 2004-01-13 Fuji Photo Film Co., Ltd. Method, apparatus and recording medium for image processing
US6317521B1 (en) 1998-07-06 2001-11-13 Eastman Kodak Company Method for preserving image detail when adjusting the contrast of a digital image
US6285798B1 (en) 1998-07-06 2001-09-04 Eastman Kodak Company Automatic tone adjustment by contrast gain-control on edges
US6424730B1 (en) 1998-11-03 2002-07-23 Eastman Kodak Company Medical image enhancement method for hardcopy prints
US6167165A (en) * 1998-11-25 2000-12-26 Eastman Kodak Company Method for adjusting image detail to compensate for an applied tone scale
US6453075B1 (en) 1998-12-31 2002-09-17 Eastman Kodak Company Method for preserving image detail when adjusting the tone scale of a digital color image
EP1020816B1 (en) * 1999-01-14 2005-08-31 Fuji Photo Film Co., Ltd. Method of and system for image processing and recording medium for carrying out the method
US6275605B1 (en) 1999-01-18 2001-08-14 Eastman Kodak Company Method for adjusting the tone scale of a digital image
US6549678B1 (en) 1999-01-29 2003-04-15 Eastman Kodak Company Method for preserving spatial detail when applying a multidimensional tonal transform to a digital color image
JP3733260B2 (ja) * 1999-04-30 2006-01-11 キヤノン株式会社 画像処理装置及び画像処理方法
EP1059811A2 (en) 1999-06-10 2000-12-13 Fuji Photo Film Co., Ltd. Method and system for image processing, and recording medium
US6728416B1 (en) 1999-12-08 2004-04-27 Eastman Kodak Company Adjusting the contrast of a digital image with an adaptive recursive filter
US6721441B1 (en) * 1999-12-30 2004-04-13 General Electric Company Extended dynamic range system for digital X-ray imaging detectors
JP3999432B2 (ja) 2000-02-08 2007-10-31 富士フイルム株式会社 画像処理方法および装置並びに記録媒体
JP4081219B2 (ja) 2000-04-17 2008-04-23 富士フイルム株式会社 画像処理方法及び画像処理装置
JP2002123816A (ja) 2000-10-18 2002-04-26 Fuji Photo Film Co Ltd 断層画像処理方法および装置並びに記録媒体
WO2002045020A1 (fr) 2000-11-30 2002-06-06 Canon Kabushiki Kaisha Dispositif et procede de traitement d'images, support de stockage et programme associe
WO2002045019A1 (fr) 2000-11-30 2002-06-06 Canon Kabushiki Kaisha Dispositif de traitement d'image, procede de traitement d'image, support d'enregistrement et programme correspondant
JP3814491B2 (ja) 2001-04-03 2006-08-30 キヤノン株式会社 画像処理装置、画像処理方法、記憶媒体及びプログラム
US7065257B2 (en) 2001-09-03 2006-06-20 Kabushiki Kaisha Toyota Chuo Kenkyusho Image processing method and apparatus
JP3982280B2 (ja) 2002-02-26 2007-09-26 コニカミノルタホールディングス株式会社 医用画像記録システム
JP2003319933A (ja) * 2002-05-01 2003-11-11 Fuji Photo Film Co Ltd 画像表示システム
US6937775B2 (en) * 2002-05-15 2005-08-30 Eastman Kodak Company Method of enhancing the tone scale of a digital image to extend the linear response range without amplifying noise
US7181086B2 (en) * 2002-06-06 2007-02-20 Eastman Kodak Company Multiresolution method of spatially filtering a digital image
EP1404114A1 (de) * 2002-09-24 2004-03-31 Agfa-Gevaert AG Digitales Bildverarbeitungsverfahren zur automatischen Kontrastmodifikation
US7280703B2 (en) * 2002-11-14 2007-10-09 Eastman Kodak Company Method of spatially filtering a digital image using chrominance information
FR2856170B1 (fr) * 2003-06-10 2005-08-26 Biospace Instr Procede d'imagerie radiographique pour la reconstruction tridimensionnelle, dispositif et programme d'ordinateur pour mettre en oeuvre ce procede
US7876974B2 (en) * 2003-08-29 2011-01-25 Vladimir Brajovic Method for improving digital images and an image sensor for sensing the same
EP1667066B1 (en) * 2003-09-11 2020-01-08 Panasonic Intellectual Property Corporation of America Visual processing device, visual processing method, visual processing program, integrated circuit, display device, imaging device, and mobile information terminal
KR20060120643A (ko) * 2003-09-11 2006-11-27 마쯔시다덴기산교 가부시키가이샤 화상처리 장치, 화상처리 방법 및 화상처리 프로그램
US20070109447A1 (en) * 2003-09-11 2007-05-17 Haruo Yamashita Visual processing device, visual processing method, visual processing program, and semiconductor device
US7783126B2 (en) 2003-09-11 2010-08-24 Panasonic Corporation Visual processing device, visual processing method, visual processing program, and semiconductor device
US8218625B2 (en) * 2004-04-23 2012-07-10 Dolby Laboratories Licensing Corporation Encoding, decoding and representing high dynamic range images
EP2323100A3 (en) * 2005-10-12 2012-03-21 Panasonic Corporation Visual processing apparatus, display apparatus, visual processing method, program and integrated circuit
US7894684B2 (en) * 2006-04-19 2011-02-22 Panasonic Corporation Visual processing device, visual processing method, program, display device, and integrated circuit
CN102238314B (zh) * 2006-04-28 2013-06-12 松下电器产业株式会社 视觉处理装置、视觉处理方法、程序、存储介质、显示装置及集成电路
JP5076650B2 (ja) 2007-06-01 2012-11-21 株式会社ニコン 撮像装置および画像処理プログラム
JP5076716B2 (ja) 2007-08-06 2012-11-21 株式会社ニコン 撮像装置
JP4973372B2 (ja) 2007-08-06 2012-07-11 株式会社ニコン 画像処理装置、撮像装置および画像処理プログラム
JP4902556B2 (ja) 2008-01-15 2012-03-21 キヤノン株式会社 画像処理装置、画像処理方法、プログラム及びコンピュータ読み取り可能な記憶媒体
JP5292829B2 (ja) 2008-01-25 2013-09-18 株式会社ニコン 撮像装置
CN102090054B (zh) 2008-07-17 2013-09-11 株式会社尼康 成像设备，图像处理设备和图像处理方法
JP4868040B2 (ja) * 2009-08-20 2012-02-01 株式会社ニコン 画像処理装置、電子カメラ、および画像処理プログラム
US8665351B2 (en) 2009-07-23 2014-03-04 Nikon Corporation Image processing device, electronic camera, and storage medium storing image processing program
JP2010179154A (ja) * 2010-05-14 2010-08-19 Canon Inc 画像処理装置、画像処理システム、画像処理方法、及び記憶媒体
US9036042B2 (en) 2011-04-15 2015-05-19 Dolby Laboratories Licensing Corporation Encoding, decoding, and representing high dynamic range images
US8334911B2 (en) 2011-04-15 2012-12-18 Dolby Laboratories Licensing Corporation Encoding, decoding, and representing high dynamic range images
TWI690211B (zh) 2011-04-15 2020-04-01 美商杜比實驗室特許公司 高動態範圍影像的解碼方法、其處理器非暫態可讀取媒體及電腦程式產品
JP5284434B2 (ja) * 2011-09-21 2013-09-11 キヤノン株式会社 Ｘ線画像処理装置、ｘ線撮影装置、ｘ線画像処理方法及びプログラム
US8594446B2 (en) 2012-01-12 2013-11-26 Eastman Kodak Company Method for enhancing a digitized document

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5512429A (en) * 1978-07-12 1980-01-29 Fuji Photo Film Co Ltd Radioactive image reader
US4315318A (en) * 1978-12-26 1982-02-09 Fuji Photo Film Co., Ltd. Method and apparatus for processing a radiation image
FR2445536B1 (fr) * 1978-12-26 1989-12-22 Fuji Photo Film Co Ltd Procede et appareil pour traiter une image radiographique
JPS55116339A (en) * 1979-02-28 1980-09-06 Fuji Photo Film Co Ltd Method and device for processing gradation of radiation picture of chest
JPS55116340A (en) * 1979-02-28 1980-09-06 Fuji Photo Film Co Ltd Method and device for processing gradation of radiation picture
JPS5611395A (en) * 1979-07-11 1981-02-04 Fuji Photo Film Co Ltd Radiation image writeereading device
JPS5691735A (en) * 1979-12-25 1981-07-24 Fuji Photo Film Co Ltd Method and apparatus for treating xxray image
JPS56104645A (en) * 1979-12-25 1981-08-20 Fuji Photo Film Co Ltd Radiation picture treating method and its device
JPS615193A (ja) * 1984-06-16 1986-01-10 星野　謙三 破砕法
US4794531A (en) * 1984-11-07 1988-12-27 Hitachi, Ltd Unsharp masking for image enhancement
US4903205A (en) * 1985-10-15 1990-02-20 Fuji Photo Film Co. Ltd. Method and apparatus for displaying radiation image, and method and apparatus for calculating unsharp mask signal used for the same
US5051902A (en) * 1987-10-20 1991-09-24 Fuji Photo Film Co., Ltd. Method and apparatus for radiation image processing and x-ray image processing, including spatial frequency filtering to improve graininess
JP2663189B2 (ja) * 1990-01-29 1997-10-15 富士写真フイルム株式会社 画像のダイナミックレンジ圧縮処理方法

Also Published As

Publication number Publication date
JP2663189B2 (ja) 1997-10-15
EP0440166A2 (en) 1991-08-07
EP0440166B1 (en) 1999-07-28
EP0440166A3 (en:Method) 1994-01-05
US5454044A (en) 1995-09-26
DE69131469D1 (de) 1999-09-02
JPH03222577A (ja) 1991-10-01
US5608813A (en) 1997-03-04

Similar Documents

Publication Publication Date Title
DE69131469T2 (de) Verfahren zum Komprimieren von Bilddynamikbereichen
DE69421867T2 (de) Methode zur Verarbeitung von Energiesubtraktionsbildern
DE3887624T2 (de) Verfahren und Vorrichtung zur Strahlungsbildverarbeitung und Röntgenstrahlen-Bildverarbeitung.
DE2952422C3 (de) Verfahren und Vorrichtung zum Verarbeiten eines Röntgenbildes bei einem Röntgenbild-Kopiersystem
DE69111932T2 (de) Tönungsskala-herstellungsverfahren und vorrichtung für digitale röntgenbilder.
DE69226219T2 (de) Gerät zur Verarbeitung von Röntgenbildsignalen
DE69214229T2 (de) Verfahren und Vorrichtung zur Kontrastverbesserung von Bildern
DE69229214T2 (de) Verfahren und Vorrichtung zur automatischen Grauskalaerzeugung für numerische Strahlungsbilder
DE69624046T2 (de) Verfahren und Vorrichtung zum Interpolieren von Bildsignalen
DE69227721T2 (de) Methode und Apparat für die Bildverarbeitung von radiografisch hergestellten Bildmustern
DE69034039T2 (de) Verfahren zur Generierung von Strahlungsbildsignalen und Strahlungsausleseapparat
DE69119441T2 (de) Verfahren zur Bildung von Energiesubtraktionsbildern
DE69129875T2 (de) Verfahren und Vorrichtung für Energiesubtraktionsverarbeitung
DE68927031T2 (de) Verfahren zur Bestimmung der gewünschten Bereiche eines Bildsignals und Verfahren zur Bestimmung der gewünschten Bildbereiche
DE69618398T2 (de) Verfahren und Vorrichtung zum Interpolieren von Bildsignalen
DE69308024T2 (de) Verfahren und Anordnung zur Lokalisierung von gesättigten Bildelementen auf einer Röntgenbildanzeigevorrichtung
DE68927719T2 (de) Verfahren zur Erkennung der Unterverteilungsmuster von Strahlungsbildern
DE69514965T2 (de) Verfahren und Vorrichtung zur Gradationsumsetzung
DE69217342T2 (de) Umsetzung von Bildsignalen in Dichtheitswerte mit Kontrastregelung
DE68913581T2 (de) Verfahren zur Erkennung der Kontur eines Strahlenfelds.
US6125166A (en) Method of forming energy subtraction images
DE68902255T2 (de) Verfahren zur bestimmung der kontur eines bestrahlungsfelds.
US5301107A (en) Method for forming energy subtraction images
DE69130242T2 (de) Verfahren zur Einstellung der Bedingung für ein Strahlungsaufzeichnungs- und -wiedergabesystem
DE68924085T2 (de) Verfahren zur Erkennung von möglichen Konturpunkten in einem Strahlungsfeld.

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