DE69632701D1 - Konstruktion von Grauskalakurven - Google Patents

Konstruktion von Grauskalakurven

Info

Publication number
DE69632701D1
DE69632701D1 DE69632701T DE69632701T DE69632701D1 DE 69632701 D1 DE69632701 D1 DE 69632701D1 DE 69632701 T DE69632701 T DE 69632701T DE 69632701 T DE69632701 T DE 69632701T DE 69632701 D1 DE69632701 D1 DE 69632701D1
Authority
DE
Germany
Prior art keywords
construction
gray scale
scale curves
curves
gray
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
DE69632701T
Other languages
English (en)
Other versions
DE69632701T2 (de
Inventor
Hsien-Che Lee
Scott J Daly
Richard L Vanmetter
Allen K Tsaur
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.)
Carestream Health Inc
Original Assignee
Eastman Kodak Co
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 Eastman Kodak Co filed Critical Eastman Kodak Co
Application granted granted Critical
Publication of DE69632701D1 publication Critical patent/DE69632701D1/de
Publication of DE69632701T2 publication Critical patent/DE69632701T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C5/00—Photographic processes or agents therefor; Regeneration of such processing agents
    • G03C5/02—Sensitometric processes, e.g. determining sensitivity, colour sensitivity, gradation, graininess, density; Making sensitometric wedges
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C5/00—Photographic processes or agents therefor; Regeneration of such processing agents
    • G03C5/08—Photoprinting; Processes and means for preventing photoprinting
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C5/00—Photographic processes or agents therefor; Regeneration of such processing agents
    • G03C5/16—X-ray, infrared, or ultraviolet ray processes
    • G03C5/17—X-ray, infrared, or ultraviolet ray processes using screens to intensify X-ray images

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Image Processing (AREA)
  • Measurement Of Radiation (AREA)
  • Radiography Using Non-Light Waves (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
DE69632701T 1995-02-02 1996-01-19 Konstruktion von Tonwertskalenkurven Expired - Fee Related DE69632701T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US382715 1995-02-02
US08/382,715 US5541028A (en) 1995-02-02 1995-02-02 Constructing tone scale curves

Publications (2)

Publication Number Publication Date
DE69632701D1 true DE69632701D1 (de) 2004-07-22
DE69632701T2 DE69632701T2 (de) 2005-07-14

Family

ID=23510094

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69632701T Expired - Fee Related DE69632701T2 (de) 1995-02-02 1996-01-19 Konstruktion von Tonwertskalenkurven

Country Status (4)

Country Link
US (1) US5541028A (de)
EP (1) EP0725311B1 (de)
JP (1) JP3955111B2 (de)
DE (1) DE69632701T2 (de)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7057766B1 (en) * 1999-10-14 2006-06-06 Fuji Photo Film Co., Ltd. Apparatus for and method of outputting image
FR2803069B1 (fr) * 1999-12-28 2002-12-13 Ge Medical Syst Sa Procede et systeme de compensation de l'epaisseur d'un organe
US6190844B1 (en) 2000-02-28 2001-02-20 Eastman Kodak Company Method of providing digital image in radiographic film having visually adaptive contrast
US6190822B1 (en) 2000-02-28 2001-02-20 Eastman Kodak Company High contrast visually adaptive radiographic film and imaging assembly
US6200723B1 (en) 2000-02-28 2001-03-13 Eastman Kodak Company Rapidly processable and directly viewable radiographic film with visually adaptive contrast
US6778691B1 (en) 2000-05-16 2004-08-17 Eastman Kodak Company Method of automatically determining tone-scale parameters for a digital image
US6350554B1 (en) 2000-11-06 2002-02-26 Eastman Kodak Company High contrast visually adaptive radiographic film and imaging assembly for orthopedic imaging
US6391531B1 (en) 2000-11-06 2002-05-21 Eastman Kodak Company Low silver radiographic film and imaging assembly for thoracic imaging
US6361918B1 (en) 2000-11-06 2002-03-26 Eastman Kodak Company High speed radiographic film and imaging assembly
US6387586B1 (en) * 2000-11-06 2002-05-14 Eastman Kodak Company High contrast visually adaptive radiographic film and imaging assembly for thoracic imaging
US6358661B1 (en) * 2000-11-06 2002-03-19 Eastman Kodak Company Visually adaptive radiographic film and imaging assembly
US7023578B2 (en) * 2001-01-23 2006-04-04 Xerox Corporation Printer image processing system with customized tone reproduction curves
US6993200B2 (en) * 2001-11-20 2006-01-31 Sony Corporation System and method for effectively rendering high dynamic range images
JP3805259B2 (ja) * 2002-01-29 2006-08-02 富士写真フイルム株式会社 画像処理方法、画像処理装置及び電子カメラ
US7113649B2 (en) * 2002-06-24 2006-09-26 Eastman Kodak Company Enhancing the tonal characteristics of digital images
US7245781B2 (en) * 2003-10-23 2007-07-17 Eastman Kodak Companny Applying a tone scale function to a digital image
JP2005348237A (ja) * 2004-06-04 2005-12-15 Brother Ind Ltd 画像濃度調整装置及びこの装置を備えた画像読取装置
US7706626B2 (en) 2005-12-20 2010-04-27 Carestream Health, Inc. Digital image reconstruction using inverse spatial filtering
JP2007275312A (ja) * 2006-04-06 2007-10-25 Terarikon Inc 解析プロトコルに基づいた前処理装置を備える三次元画像表示装置
US8184877B2 (en) * 2007-02-12 2012-05-22 Carestream Health, Inc. Renormalization of dual-energy images
US7826681B2 (en) * 2007-02-28 2010-11-02 Sharp Laboratories Of America, Inc. Methods and systems for surround-specific display modeling
CN101937328B (zh) 2009-07-01 2014-01-15 深圳迈瑞生物医疗电子股份有限公司 图像优化曲线的生成方法与装置
CA2975699C (en) * 2012-11-29 2018-05-29 Controlrad Systems Inc. X-ray reduction system
US9931087B2 (en) * 2013-01-01 2018-04-03 Controlrad Systems Inc. X-ray reduction system

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55116340A (en) * 1979-02-28 1980-09-06 Fuji Photo Film Co Ltd Method and device for processing gradation of radiation picture
EP0086517B1 (de) * 1982-02-11 1985-10-16 Agfa-Gevaert N.V. Verfahren zum Verbessern des Farbgleichgewichtes von Mehrfarbenkopien
US4455292A (en) * 1982-04-05 1984-06-19 Board Of Regents, The University Of Texas System Radiological contrast composition and methods
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
US5046118A (en) * 1990-02-06 1991-09-03 Eastman Kodak Company Tone-scale generation method and apparatus for digital x-ray images
US5260806A (en) * 1990-08-29 1993-11-09 E. I. Du Pont De Nemours And Company Process for controlling tone reproduction
US5331550A (en) * 1991-03-05 1994-07-19 E. I. Du Pont De Nemours And Company Application of neural networks as an aid in medical diagnosis and general anomaly detection
US5361139A (en) * 1991-06-14 1994-11-01 Camex, Inc. Method for producing a multitone image
CA2074898A1 (en) * 1991-08-16 1993-02-17 Eastman Kodak Company Minimal crossover radiographic elements adapted for flesh and bone imaging
US5371537A (en) * 1991-10-31 1994-12-06 Eastman Kodak Company Method and apparatus for automatically calibrating a CRT display
US5164993A (en) * 1991-11-25 1992-11-17 Eastman Kodak Company Method and apparatus for automatic tonescale generation in digital radiographic images
US5303069A (en) * 1991-12-19 1994-04-12 Camex, Inc. Method for producing a multitone image
IT1256597B (it) * 1992-10-05 1995-12-12 Assemblaggio di film e schermi radiografici a contrasto multiplo
US5418895A (en) * 1992-11-25 1995-05-23 Eastman Kodak Company Method for displaying a high quality digital color image on a limited color display
US5426684A (en) * 1993-11-15 1995-06-20 Eastman Kodak Company Technique for finding the histogram region of interest for improved tone scale reproduction of digital radiographic images

Also Published As

Publication number Publication date
JPH08293024A (ja) 1996-11-05
JP3955111B2 (ja) 2007-08-08
EP0725311A1 (de) 1996-08-07
US5541028A (en) 1996-07-30
DE69632701T2 (de) 2005-07-14
EP0725311B1 (de) 2004-06-16

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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: CARESTREAM HEALTH, INC., ROCHESTER, N. Y., US

8339 Ceased/non-payment of the annual fee