DE3265979D1 - Device for noise reduction in digital fluoroscopy systems - Google Patents

Device for noise reduction in digital fluoroscopy systems

Info

Publication number
DE3265979D1
DE3265979D1 DE8282103205T DE3265979T DE3265979D1 DE 3265979 D1 DE3265979 D1 DE 3265979D1 DE 8282103205 T DE8282103205 T DE 8282103205T DE 3265979 T DE3265979 T DE 3265979T DE 3265979 D1 DE3265979 D1 DE 3265979D1
Authority
DE
Germany
Prior art keywords
noise reduction
fluoroscopy systems
digital fluoroscopy
digital
systems
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
DE8282103205T
Other languages
English (en)
Inventor
Stephen James Riederer
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 DE3265979D1 publication Critical patent/DE3265979D1/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
DE8282103205T 1981-04-24 1982-04-16 Device for noise reduction in digital fluoroscopy systems Expired DE3265979D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/257,447 US4367490A (en) 1981-04-24 1981-04-24 Noise reduction in digital fluoroscopy systems

Publications (1)

Publication Number Publication Date
DE3265979D1 true DE3265979D1 (en) 1985-10-10

Family

ID=22976352

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8282103205T Expired DE3265979D1 (en) 1981-04-24 1982-04-16 Device for noise reduction in digital fluoroscopy systems

Country Status (5)

Country Link
US (1) US4367490A (de)
EP (1) EP0064192B1 (de)
JP (1) JPS581383A (de)
DE (1) DE3265979D1 (de)
IL (1) IL65570A0 (de)

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US4447827A (en) * 1981-06-23 1984-05-08 Siemens Aktiengesellschaft X-Ray diagnostic installation
US4497024A (en) * 1981-07-01 1985-01-29 General Electric Company Nuclear image display controller
US4458267A (en) * 1981-10-06 1984-07-03 Analogic Corporation Digital x-ray system
US4449195A (en) * 1981-11-13 1984-05-15 General Electric Company Digital fluorographic processor control
FR2551344B2 (fr) * 1982-04-26 1990-01-12 Siemens Ag Installation de radiodiagnostic pour examens radiologiques angiographiques
NL8202415A (nl) * 1982-06-15 1984-01-02 Philips Nv Werkwijze en inrichting voor verschilbeeldbepaling.
NL8202417A (nl) * 1982-06-15 1984-01-02 Philips Nv Inrichting en werkwijze voor het verwerken van roentgenbeelden.
US4463375A (en) * 1982-09-07 1984-07-31 The Board Of Trustees Of The Leland Standford Junior University Multiple-measurement noise-reducing system
US4551800A (en) * 1982-11-26 1985-11-05 General Electric Company Integrated hybrid image remasking in a subtraction angiography method
US4628357A (en) * 1984-02-10 1986-12-09 Elscint, Ltd. Digital fluorographic systems
JPS60168276A (ja) * 1984-02-13 1985-08-31 Kokusai Denshin Denwa Co Ltd <Kdd> 画面上の移動体の動き方向検出方式
US4559557A (en) * 1984-06-01 1985-12-17 General Electric Company Region-of-interest digital subtraction angiography
US4573035A (en) * 1984-07-25 1986-02-25 Analogic Corporation Digital x-ray system
US4616319A (en) * 1984-08-06 1986-10-07 General Electric Company Storage of digitized video images on disk
US4636850A (en) * 1984-09-07 1987-01-13 Adac Laboratories, Inc. Apparatus and method for enhancement of video images
JPH0650523B2 (ja) * 1985-01-29 1994-06-29 三菱電機株式会社 画像処理装置
FR2580819B1 (fr) * 1985-04-23 1987-05-15 Commissariat Energie Atomique Systeme pour detecter la presence d'un signal pur dans un signal bruite discret mesure a taux moyen de bruit constant avec une probabilite de fausse detection inferieure a un taux de fausse detection predetermine.
US4723166A (en) * 1986-04-11 1988-02-02 Harris Corporation Noise adjusted recursive filter
DE3617827A1 (de) * 1986-05-26 1987-12-03 Hertz Inst Heinrich Verfahren und schaltungsanordnung zur rauschreduktion degitalisierter fernsehsignale
US4785818A (en) * 1986-06-30 1988-11-22 General Electric Company Method and means or dynamically weighted temporal averaging of pixel data
JPS6355400U (de) * 1986-09-29 1988-04-13
JP2508078B2 (ja) * 1987-04-30 1996-06-19 株式会社島津製作所 Ｘ線画像処理装置
JPH02275588A (ja) * 1989-04-18 1990-11-09 Toshiba Corp リカーシブフィルタおよびこれを用いた画像表示装置
FR2652651B1 (fr) * 1989-10-03 1991-12-13 Commissariat Energie Atomique Systeme de detection de substances et en particulier d'explosifs, par irradiation neutronique de ceux-ci.
KR920003198A (ko) * 1990-07-06 1992-02-29 카가야세이치 화상처리에 의한 이동물체검출방법 및 그 장치와 이 장치를 사용한 거리측정 장치
NO174570C (no) * 1991-09-09 1994-05-25 Teledirektoratets Forskningsav Kosmetikkfilter til glatting av regenererte bilder, f.eks. etter signalkomprimering for overföring på smalbåndsnett
DE69322444T2 (de) * 1992-07-10 1999-06-24 Koninkl Philips Electronics Nv Röntgendurchleuchtungsgerät mit Mitteln zur Rauschreduktion
US5608459A (en) * 1993-08-13 1997-03-04 Texas Instruments Incorporated Video data decoder having motion compensation and image memory circuitry on single substrate
JPH07246184A (ja) * 1994-03-09 1995-09-26 Fuji Photo Optical Co Ltd 面順次式撮像装置
DE4417628C1 (de) * 1994-05-19 1995-09-28 Siemens Ag Verfahren zur adaptiven Rauschverminderung für digitale Bildsequenzen
FR2736181A1 (fr) * 1995-06-30 1997-01-03 Philips Electronique Lab Procede de traitement d'images pour la reduction du bruit dans une image d'une sequence d'images numeriques et dispositif mettant en oeuvre ce procede
WO1997031335A1 (en) 1996-02-21 1997-08-28 Lunar Corporation X-ray imaging system
US6282261B1 (en) 1996-02-21 2001-08-28 Lunar Corporation Multi-mode x-ray image intensifier system
US6314160B1 (en) 1999-12-17 2001-11-06 General Electric Company Method and apparatus for performing fluoroscopic noise reduction
US7062108B2 (en) * 2001-06-12 2006-06-13 Eastman Kodak Company Method for estimating the appearance of noise in images
US8023733B2 (en) * 2006-06-08 2011-09-20 Panasonic Corporation Image processing device, image processing method, image processing program, and integrated circuit
CN101744628B (zh) * 2008-11-28 2012-05-23 东软飞利浦医疗设备系统有限责任公司 一种基于运动信号反馈的降噪装置及方法
US8526700B2 (en) 2010-10-06 2013-09-03 Robert E. Isaacs Imaging system and method for surgical and interventional medical procedures
US11231787B2 (en) 2010-10-06 2022-01-25 Nuvasive, Inc. Imaging system and method for use in surgical and interventional medical procedures
US9785246B2 (en) 2010-10-06 2017-10-10 Nuvasive, Inc. Imaging system and method for use in surgical and interventional medical procedures
GB201308876D0 (en) * 2013-05-16 2013-07-03 Ibex Innovations Ltd X-Ray imaging apparatus and methods

Family Cites Families (6)

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Publication number Priority date Publication date Assignee Title
US4240109A (en) * 1976-10-14 1980-12-16 Micro Consultants, Limited Video movement detection
JPS54127623A (en) * 1978-03-27 1979-10-03 Nec Corp S/n improving device for television video signal
JPS5853826B2 (ja) * 1978-06-01 1983-12-01 松下電器産業株式会社 画像信号処理装置
JPS5511678A (en) * 1978-07-11 1980-01-26 Nippon Hoso Kyokai <Nhk> Noise reduction device
JPS592227B2 (ja) * 1978-08-21 1984-01-17 株式会社日立製作所 雑音除去方式
JPS5917579B2 (ja) * 1978-09-08 1984-04-21 日本放送協会 動補正ノイズ低減方式

Also Published As

Publication number Publication date
EP0064192B1 (de) 1985-09-04
JPS581383A (ja) 1983-01-06
IL65570A0 (en) 1982-07-30
EP0064192A2 (de) 1982-11-10
US4367490A (en) 1983-01-04
EP0064192A3 (en) 1983-01-05

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Free format text: VOIGT, R., DIPL.-ING., PAT.-ANW., 6232 BAD SODEN

8320 Willingness to grant licences declared (paragraph 23)
8339 Ceased/non-payment of the annual fee