DE3463207D1 - X-ray image correction apparatus - Google Patents

X-ray image correction apparatus

Info

Publication number
DE3463207D1
DE3463207D1 DE8484303051T DE3463207T DE3463207D1 DE 3463207 D1 DE3463207 D1 DE 3463207D1 DE 8484303051 T DE8484303051 T DE 8484303051T DE 3463207 T DE3463207 T DE 3463207T DE 3463207 D1 DE3463207 D1 DE 3463207D1
Authority
DE
Germany
Prior art keywords
ray image
image correction
correction apparatus
ray
image
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
Application number
DE8484303051T
Other languages
English (en)
Inventor
Satoshi C O Patent Di Kageyama
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.)
Toshiba Corp
Original Assignee
Toshiba Corp
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 Toshiba Corp filed Critical Toshiba Corp
Application granted granted Critical
Publication of DE3463207D1 publication Critical patent/DE3463207D1/de
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/30—Transforming light or analogous information into electric information
    • H04N5/32—Transforming X-rays
    • H04N5/3205—Transforming X-rays using subtraction imaging techniques

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Closed-Circuit Television Systems (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
  • Image Processing (AREA)
DE8484303051T 1983-05-10 1984-05-04 X-ray image correction apparatus Expired DE3463207D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58081411A JPS59207791A (ja) 1983-05-10 1983-05-10 画像修正装置

Publications (1)

Publication Number Publication Date
DE3463207D1 true DE3463207D1 (en) 1987-05-21

Family

ID=13745590

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8484303051T Expired DE3463207D1 (en) 1983-05-10 1984-05-04 X-ray image correction apparatus

Country Status (4)

Country Link
US (1) US4636953A (de)
EP (1) EP0125130B1 (de)
JP (1) JPS59207791A (de)
DE (1) DE3463207D1 (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62186381A (ja) * 1986-02-12 1987-08-14 Hitachi Ltd 画像位置合わせ方式
US4731863A (en) * 1986-04-07 1988-03-15 Eastman Kodak Company Digital image processing method employing histogram peak detection
NL8603059A (nl) * 1986-12-01 1988-07-01 Philips Nv Inrichting en werkwijze met bewegingsartefactreductie voor verschilbeeldbepaling.
DE3888687T2 (de) * 1988-12-23 1994-10-06 Shimadzu Corp Röntgenaufnahmeeinrichtung.
US5481623A (en) * 1990-04-19 1996-01-02 Fuji Photo Film Co., Ltd. Apparatus for determining an image position on imaging media
DE69124332T2 (de) * 1990-10-18 1997-08-28 Toshiba Kawasaki Kk Verfahren zur Diskriminierung von Röntgenkontrast- und -nichtkontrastbild und Bilderzeugungssystem mit Kontrastbild-Diskriminierungsfunktion
JPH04207866A (ja) * 1990-11-30 1992-07-29 Toshiba Corp 画像処理装置
EP0599345B1 (de) * 1992-11-27 2002-06-05 Fuji Photo Film Co., Ltd. Verfahren zur Lageanpassung von Röntgenbildern
JP3494692B2 (ja) * 1994-03-07 2004-02-09 富士写真フイルム株式会社 放射線画像の位置合せ方法
DE19613342A1 (de) * 1996-04-03 1997-10-09 Philips Patentverwaltung Automatisches Bildauswertungsverfahren
WO1999030486A2 (en) * 1997-12-10 1999-06-17 Koninklijke Philips Electronics N.V. Forming an assembled image from successive x-ray images
US6059268A (en) * 1998-05-06 2000-05-09 Santelli, Jr.; Albert Bumper system for limiting the mobility of a wheeled device
WO2001050608A1 (en) * 2000-01-03 2001-07-12 Levenson David J Adjustable ergonomic keyboard for use with stationary palm and elements thereof
US20050285947A1 (en) * 2004-06-21 2005-12-29 Grindstaff Gene A Real-time stabilization
US8111895B2 (en) * 2006-12-06 2012-02-07 Siemens Medical Solutions Usa, Inc. Locally adaptive image enhancement for digital subtraction X-ray imaging

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4049958A (en) * 1975-03-03 1977-09-20 Texas Instruments Incorporated Programable filter using chirp-Z transform
US4084255A (en) * 1976-11-02 1978-04-11 The United States Of America As Represented By The Secretary Of The Navy Positional, rotational and scale invariant optical correlation method and apparatus
DE2658331C2 (de) * 1976-12-23 1982-06-09 Philips Patentverwaltung Gmbh, 2000 Hamburg Röntgenschichtaufnahmeeinrichtung mit einer einen Bildverstärker und eine Fernsehkamera enthaltenden Bildaufnahmevorrichtung
US4335427A (en) * 1980-04-21 1982-06-15 Technicare Corporation Method of selecting a preferred difference image
JPS5932440A (ja) * 1982-08-17 1984-02-21 富士写真フイルム株式会社 放射線画像のサブトラクシヨン処理方法
JPS5952359A (ja) * 1982-09-02 1984-03-26 Hitachi Medical Corp 画像間演算時の画像歪み自動補正装置
JPS5961386A (ja) * 1982-09-30 1984-04-07 Toshiba Corp 画像修正装置

Also Published As

Publication number Publication date
EP0125130B1 (de) 1987-04-15
EP0125130A1 (de) 1984-11-14
JPH0572795B2 (de) 1993-10-13
JPS59207791A (ja) 1984-11-24
US4636953A (en) 1987-01-13

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition