IL65570A0 - Noise reduction in digital fluoroscopy - Google Patents

Noise reduction in digital fluoroscopy

Info

Publication number
IL65570A0
IL65570A0 IL65570A IL6557082A IL65570A0 IL 65570 A0 IL65570 A0 IL 65570A0 IL 65570 A IL65570 A IL 65570A IL 6557082 A IL6557082 A IL 6557082A IL 65570 A0 IL65570 A0 IL 65570A0
Authority
IL
Israel
Prior art keywords
noise reduction
digital fluoroscopy
fluoroscopy
digital
noise
Prior art date
Application number
IL65570A
Other languages
English (en)
Original Assignee
Gen Electric
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 Gen Electric filed Critical Gen Electric
Publication of IL65570A0 publication Critical patent/IL65570A0/xx

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)
  • Picture Signal Circuits (AREA)
  • Image Processing (AREA)
  • Closed-Circuit Television Systems (AREA)
IL65570A 1981-04-24 1982-04-21 Noise reduction in digital fluoroscopy IL65570A0 (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
IL65570A0 true IL65570A0 (en) 1982-07-30

Family

ID=22976352

Family Applications (1)

Application Number Title Priority Date Filing Date
IL65570A IL65570A0 (en) 1981-04-24 1982-04-21 Noise reduction in digital fluoroscopy

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)

Families Citing this family (43)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4399457A (en) * 1981-06-08 1983-08-16 General Electric Company X-Ray image digital subtraction system
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 Koninklijke Philips Electronics N.V., Eindhoven 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
US6282261B1 (en) 1996-02-21 2001-08-28 Lunar Corporation Multi-mode x-ray image intensifier system
WO1997031335A1 (en) * 1996-02-21 1997-08-28 Lunar Corporation X-ray imaging 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
US9785246B2 (en) 2010-10-06 2017-10-10 Nuvasive, Inc. Imaging system and method for use in surgical and interventional medical procedures
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
GB201308876D0 (en) * 2013-05-16 2013-07-03 Ibex Innovations Ltd X-Ray imaging apparatus and methods
CA3140572A1 (en) 2019-06-06 2020-12-10 Fazel A. Khan System and method for identifying fractures in digitized x-rays

Family Cites Families (6)

* Cited by examiner, † Cited by third party
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
US4367490A (en) 1983-01-04
EP0064192A2 (de) 1982-11-10
EP0064192A3 (en) 1983-01-05
EP0064192B1 (de) 1985-09-04
JPS581383A (ja) 1983-01-06
DE3265979D1 (en) 1985-10-10

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