DE69104401D1 - Automatische Helligkeitskompensation für bildgebende Röntgenanlage. - Google Patents

Automatische Helligkeitskompensation für bildgebende Röntgenanlage.

Info

Publication number
DE69104401D1
DE69104401D1 DE69104401T DE69104401T DE69104401D1 DE 69104401 D1 DE69104401 D1 DE 69104401D1 DE 69104401 T DE69104401 T DE 69104401T DE 69104401 T DE69104401 T DE 69104401T DE 69104401 D1 DE69104401 D1 DE 69104401D1
Authority
DE
Germany
Prior art keywords
imaging
brightness compensation
automatic brightness
ray systems
ray
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
DE69104401T
Other languages
English (en)
Other versions
DE69104401T2 (de
Inventor
Thomas Vincent Meccariello
Barry Fredric Belanger
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.)
General Electric Co
Original Assignee
General Electric 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 General Electric Co filed Critical General Electric Co
Application granted granted Critical
Publication of DE69104401D1 publication Critical patent/DE69104401D1/de
Publication of DE69104401T2 publication Critical patent/DE69104401T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05G—X-RAY TECHNIQUE
    • H05G1/00—X-ray apparatus involving X-ray tubes; Circuits therefor
    • H05G1/08—Electrical details
    • H05G1/64—Circuit arrangements for X-ray apparatus incorporating image intensifiers
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05G—X-RAY TECHNIQUE
    • H05G1/00—X-ray apparatus involving X-ray tubes; Circuits therefor
    • H05G1/08—Electrical details
    • H05G1/26—Measuring, controlling or protecting
    • H05G1/30—Controlling
    • H05G1/46—Combined control of different quantities, e.g. exposure time as well as voltage or current
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05G—X-RAY TECHNIQUE
    • H05G1/00—X-ray apparatus involving X-ray tubes; Circuits therefor
    • H05G1/08—Electrical details
    • H05G1/26—Measuring, controlling or protecting
    • H05G1/30—Controlling
    • H05G1/36—Temperature of anode; Brightness of image power
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05G—X-RAY TECHNIQUE
    • H05G1/00—X-ray apparatus involving X-ray tubes; Circuits therefor
    • H05G1/08—Electrical details
    • H05G1/60—Circuit arrangements for obtaining a series of X-ray photographs or for X-ray cinematography
DE69104401T 1990-04-06 1991-04-05 Automatische Helligkeitskompensation für bildgebende Röntgenanlage. Expired - Fee Related DE69104401T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/505,792 US5003572A (en) 1990-04-06 1990-04-06 Automatic brightness compensation for x-ray imaging systems

Publications (2)

Publication Number Publication Date
DE69104401D1 true DE69104401D1 (de) 1994-11-10
DE69104401T2 DE69104401T2 (de) 1995-05-18

Family

ID=24011844

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69104401T Expired - Fee Related DE69104401T2 (de) 1990-04-06 1991-04-05 Automatische Helligkeitskompensation für bildgebende Röntgenanlage.

Country Status (7)

Country Link
US (1) US5003572A (de)
EP (1) EP0450970B1 (de)
JP (1) JPH0736811B2 (de)
KR (1) KR930005083B1 (de)
CA (1) CA2034348C (de)
DE (1) DE69104401T2 (de)
IL (1) IL97556A (de)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL9002651A (nl) * 1990-12-03 1992-07-01 Philips Nv Roentgenbeeldsysteem.
EP0607634B1 (de) * 1993-01-04 1999-03-31 Koninklijke Philips Electronics N.V. Röntgenuntersuchungsgerät
DE69324227T2 (de) * 1993-01-04 1999-10-28 Koninkl Philips Electronics Nv Röntgenuntersuchungsgerät
JPH0799618A (ja) * 1993-02-02 1995-04-11 Philips Electron Nv 自動利得制御ビデオ装置
BE1007674A3 (nl) * 1993-10-28 1995-09-12 Philips Electronics Nv Röntgenonderzoekapparaat.
DE4343072C1 (de) * 1993-12-16 1995-06-29 Siemens Ag Röntgendiagnostikeinrichtung
DE19507762A1 (de) * 1995-03-06 1996-09-12 Siemens Ag Röntgendiagnostikeinrichtung
US5872602A (en) * 1995-12-13 1999-02-16 Johnson; Robert E. Fluoroscopic imaging system with image enhancement apparatus and method
US5675624A (en) * 1995-12-14 1997-10-07 General Electric Company Adaptive x-ray brightness and display control for a medical imaging system
JP3869083B2 (ja) * 1996-12-10 2007-01-17 株式会社モリタ製作所 Ｘ線撮影装置
US6163029A (en) * 1997-09-22 2000-12-19 Kabushiki Kaisha Toshiba Radiation detector, radiation detecting method and X-ray diagnosing apparatus with same radiation detector
US6518998B1 (en) * 1998-06-09 2003-02-11 Integra Medical Image quality by automatically changing the black level of a video signal
US6175614B1 (en) 1999-05-07 2001-01-16 Oec Medical Systems, Inc. Method and apparatus for automatic sizing and positioning of ABS sampling window in an x-ray imaging system
JP4549462B2 (ja) * 1999-10-14 2010-09-22 ジーイー・メディカル・システムズ・エス アー 蛍光透視画像の画質改善方法及び、蛍光透視画像の画質を改善するシステム
JP2003115399A (ja) * 2001-10-02 2003-04-18 Toshiba Corp Ｘ線診断装置
US7177392B2 (en) * 2002-09-10 2007-02-13 Newton Scientific, Inc. X-ray detector for feedback stabilization of an X-ray tube
EP1584219B1 (de) * 2003-01-06 2012-06-13 Koninklijke Philips Electronics N.V. Schnelle modulation einer schaltfokus-röntgenröhre
CN100396242C (zh) * 2003-01-20 2008-06-25 株式会社东芝 具有x-射线荧光检查功能的x-射线诊断设备
US7332723B2 (en) * 2003-12-02 2008-02-19 Siemens Medical Solutions Usa, Inc. Variable gain imaging
CN101451966A (zh) * 2007-12-07 2009-06-10 Ge医疗系统环球技术有限公司 X-射线成像设备和x-射线控制方法
JP5604965B2 (ja) * 2010-05-10 2014-10-15 株式会社島津製作所 放射線透視・撮影装置
CN103211607B (zh) * 2013-04-28 2015-06-03 北京东方惠尔图像技术有限公司 X光机及其控制方法和装置
CN104323792A (zh) * 2013-07-22 2015-02-04 南京普爱射线影像设备有限公司 一种x射线牙科机成像系统灰度动态范围扩展方法
CN105528764B (zh) * 2015-12-01 2019-01-15 沈阳东软医疗系统有限公司 一种图像亮度调节方法、装置及设备
JP6723132B2 (ja) * 2016-09-29 2020-07-15 ルネサスエレクトロニクス株式会社 脈拍測定装置、光量制御方法、及びプログラム
CN107887004B (zh) * 2017-11-07 2021-10-08 深圳蓝韵医学影像有限公司 透视图像亮度的调整方法、装置及计算机可读存储介质

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3783286A (en) * 1970-12-23 1974-01-01 Picker Corp X-ray image brightness stabilizer
US4171484A (en) * 1977-08-03 1979-10-16 Diagnostic Information Automatic brightness control for direct view fluoroscopic imaging systems
US4158138A (en) * 1977-10-25 1979-06-12 Cgr Medical Corporation Microprocessor controlled X-ray generator
DE2855405A1 (de) * 1978-12-21 1980-07-10 Siemens Ag Roentgendiagnostikapparat zur durchleuchtung und aufnahme
US4473843A (en) * 1982-07-20 1984-09-25 Siemens Gammasonics, Inc. Digital radiographic system and method for adjusting such system
US4454606A (en) * 1983-05-23 1984-06-12 General Electric Company Reconfigurable x-ray AEC compensation
US4590603A (en) * 1984-01-09 1986-05-20 General Electric Company Automatic X-ray entrance dose compensation
DE3402888A1 (de) * 1984-01-27 1985-08-01 Siemens AG, 1000 Berlin und 8000 München Roentgendiagnostikanlage
US4573183A (en) * 1984-06-29 1986-02-25 General Electric Company X-Ray image brightness control
GB2174492A (en) * 1985-04-29 1986-11-05 Philips Nv X-ray examination system and method of controlling an exposure therein
JP2647075B2 (ja) * 1985-06-15 1997-08-27 株式会社東芝 デイジタル・フルオログラフイ装置
JPS6215800A (ja) * 1985-07-12 1987-01-24 Toshiba Corp Ｘ線診断装置
NL8502569A (nl) * 1985-09-20 1987-04-16 Philips Nv Roentgenonderzoekapparaat met een locaal opgedeelde hulpdetector.
JPS6276500A (ja) * 1985-09-30 1987-04-08 株式会社東芝 放射線遮蔽装置
US4703496A (en) * 1985-12-30 1987-10-27 General Electric Company Automatic x-ray image brightness control
DE3600464A1 (de) * 1986-01-10 1987-07-16 Philips Patentverwaltung Roentgengenerator mit dosisleistungsregelung
JP2597588B2 (ja) * 1987-07-16 1997-04-09 株式会社東芝 Ｘ線透視装置
US4910592A (en) * 1988-01-13 1990-03-20 Picker International, Inc. Radiation imaging automatic gain control

Also Published As

Publication number Publication date
EP0450970A3 (en) 1992-01-02
JPH04329934A (ja) 1992-11-18
CA2034348A1 (en) 1991-10-07
EP0450970A2 (de) 1991-10-09
IL97556A0 (en) 1992-06-21
CA2034348C (en) 1999-10-12
KR930005083B1 (ko) 1993-06-15
EP0450970B1 (de) 1994-10-05
DE69104401T2 (de) 1995-05-18
KR910019482A (ko) 1991-11-30
US5003572A (en) 1991-03-26
IL97556A (en) 1994-06-24
JPH0736811B2 (ja) 1995-04-26

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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