NL8202450A - Werkwijze en inrichting voor het verwerken van roentgenbeelden. - Google Patents

Werkwijze en inrichting voor het verwerken van roentgenbeelden. Download PDF

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Publication number
NL8202450A
NL8202450A NL8202450A NL8202450A NL8202450A NL 8202450 A NL8202450 A NL 8202450A NL 8202450 A NL8202450 A NL 8202450A NL 8202450 A NL8202450 A NL 8202450A NL 8202450 A NL8202450 A NL 8202450A
Authority
NL
Netherlands
Prior art keywords
ray
image
images
weighting factor
ray images
Prior art date
Application number
NL8202450A
Other languages
English (en)
Dutch (nl)
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Priority to NL8202450A priority Critical patent/NL8202450A/nl
Priority to US06/438,832 priority patent/US4507681A/en
Priority to DE3320261A priority patent/DE3320261C2/de
Priority to GB08316117A priority patent/GB2122050B/en
Priority to IT21617/83A priority patent/IT1170300B/it
Priority to BE0/211000A priority patent/BE897048A/fr
Priority to CA000430319A priority patent/CA1205219A/en
Priority to SE8303375A priority patent/SE453244B/sv
Priority to IL68981A priority patent/IL68981A/xx
Priority to JP58107975A priority patent/JPS5916481A/ja
Priority to FR8310035A priority patent/FR2528691B1/fr
Publication of NL8202450A publication Critical patent/NL8202450A/nl

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)
  • Image Processing (AREA)
  • Image Analysis (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
  • Transforming Light Signals Into Electric Signals (AREA)
  • Closed-Circuit Television Systems (AREA)
NL8202450A 1982-06-17 1982-06-17 Werkwijze en inrichting voor het verwerken van roentgenbeelden. NL8202450A (nl)

Priority Applications (11)

Application Number Priority Date Filing Date Title
NL8202450A NL8202450A (nl) 1982-06-17 1982-06-17 Werkwijze en inrichting voor het verwerken van roentgenbeelden.
US06/438,832 US4507681A (en) 1982-06-17 1982-11-03 Method of and device for X-ray processing
DE3320261A DE3320261C2 (de) 1982-06-17 1983-06-04 Verfahren und Anordnung zum Verarbeiten von Röntgenbildern
GB08316117A GB2122050B (en) 1982-06-17 1983-06-13 X-ray image enhancement
IT21617/83A IT1170300B (it) 1982-06-17 1983-06-14 Metodo e dispositivo per l'elaborazione di immagini ai raggi x
BE0/211000A BE897048A (fr) 1982-06-17 1983-06-14 Procede et dispositif pour le traitement d'images radioscopiques
CA000430319A CA1205219A (en) 1982-06-17 1983-06-14 Method of and device for x-ray image processing
SE8303375A SE453244B (sv) 1982-06-17 1983-06-14 Sett och anordning for behandling av rontgenstralbilder
IL68981A IL68981A (en) 1982-06-17 1983-06-14 Method of and device for x-ray image processing
JP58107975A JPS5916481A (ja) 1982-06-17 1983-06-17 Ｘ線像系列処理方法および装置
FR8310035A FR2528691B1 (fr) 1982-06-17 1983-06-17 Procede et dispositif pour le traitement d'images radioscopiques

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL8202450A NL8202450A (nl) 1982-06-17 1982-06-17 Werkwijze en inrichting voor het verwerken van roentgenbeelden.
NL8202450 1982-06-17

Publications (1)

Publication Number Publication Date
NL8202450A true NL8202450A (nl) 1984-01-16

Family

ID=19839897

Family Applications (1)

Application Number Title Priority Date Filing Date
NL8202450A NL8202450A (nl) 1982-06-17 1982-06-17 Werkwijze en inrichting voor het verwerken van roentgenbeelden.

Country Status (11)

Country Link
US (1) US4507681A (cs)
JP (1) JPS5916481A (cs)
BE (1) BE897048A (cs)
CA (1) CA1205219A (cs)
DE (1) DE3320261C2 (cs)
FR (1) FR2528691B1 (cs)
GB (1) GB2122050B (cs)
IL (1) IL68981A (cs)
IT (1) IT1170300B (cs)
NL (1) NL8202450A (cs)
SE (1) SE453244B (cs)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5951686A (ja) * 1982-09-02 1984-03-26 Hitachi Medical Corp デイジタルフイルタ法及びデイジタルフイルタ
JPS59103648A (ja) * 1982-12-06 1984-06-15 株式会社東芝 Ｘ線撮像装置
EP0112582B1 (en) * 1982-12-27 1987-03-18 Kabushiki Kaisha Toshiba Superposed image display device
DE3341215A1 (de) * 1983-11-14 1985-05-30 Siemens AG, 1000 Berlin und 8000 München Roentgenstereo-subtraktionsvorrichtung
JPS60150729A (ja) * 1984-01-19 1985-08-08 株式会社東芝 Ｘ線診断装置
DE3426830A1 (de) * 1984-03-12 1985-09-12 Siemens AG, 1000 Berlin und 8000 München Roentgendiagnostikeinrichtung
JPS60208185A (ja) * 1984-03-31 1985-10-19 Shimadzu Corp Ｘ線画像処理装置
US4802983A (en) * 1985-07-19 1989-02-07 Howeth David Franklin Hopper loading directly insertable horizontally mounted cylindrical segmented bore pleated filter system for rotary broom sweepers
FR2604048B1 (fr) * 1986-09-12 1989-06-09 Thomson Cgr Installation de radiologie a camera de television a element de prise de vues de faible remanence
US4761819A (en) * 1987-02-27 1988-08-02 Picker International, Inc. Adaptive noise reduction filter for reconstructed images
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
JPH0226478A (ja) * 1988-07-15 1990-01-29 Toshiba Corp 巡回型雑音低減装置
JPH03126380A (ja) * 1989-10-12 1991-05-29 Toshiba Corp 映像雑音低減回路
US5309243A (en) * 1992-06-10 1994-05-03 Eastman Kodak Company Method and apparatus for extending the dynamic range of an electronic imaging system
JP3789728B2 (ja) * 1999-08-10 2006-06-28 ジーイー横河メディカルシステム株式会社 プロジェクションデータ補正方法および装置並びに放射線断層撮像装置
US6373919B1 (en) 1999-08-10 2002-04-16 Ge Yokogawa Medical Systems, Limited Projection data correction method and apparatus, and radiation tomographic imaging method and apparatus
JP2003283925A (ja) * 2002-03-20 2003-10-03 Sony Corp 画像合成装置及び方法
JP2005210384A (ja) * 2004-01-22 2005-08-04 Konica Minolta Medical & Graphic Inc 画像処理方法および画像処理装置ならびに画像処理プログラム
CN1707477B (zh) * 2004-05-31 2011-08-17 株式会社东芝 组信息生成系统和组信息生成方法
GB2438660B (en) * 2006-06-02 2011-03-30 Tandberg Television Asa Recursive filter system for a video signal

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2521796C3 (de) * 1975-05-16 1979-12-13 Philips Patentverwaltung Gmbh, 2000 Hamburg Anordnung zur Ermittlung der räumlichen Verteilung der Absorption oder der Emission von Strahlung in einer Ebene eines Körpers
GB2020945B (en) * 1978-05-16 1982-12-01 Wisconsin Alumni Res Found Real-time digital x-ray substraction imaging
NL184298C (nl) * 1979-07-19 1989-06-01 Philips Nv Inrichting voor verschilbeeldbepaling.
DE3043703C2 (de) * 1980-11-19 1983-01-20 Siemens AG, 1000 Berlin und 8000 München Röntgendiagnostikeinrichtung zur Erstellung von Subtraktionsbildern

Also Published As

Publication number Publication date
IT8321617A0 (it) 1983-06-14
US4507681A (en) 1985-03-26
GB8316117D0 (en) 1983-07-20
JPS5916481A (ja) 1984-01-27
SE453244B (sv) 1988-01-18
DE3320261A1 (de) 1983-12-29
DE3320261C2 (de) 1986-10-30
IL68981A0 (en) 1983-10-31
FR2528691A1 (fr) 1983-12-23
FR2528691B1 (fr) 1986-03-28
SE8303375L (sv) 1983-12-18
IL68981A (en) 1986-12-31
BE897048A (fr) 1983-12-14
JPH0354515B2 (cs) 1991-08-20
GB2122050B (en) 1985-11-06
GB2122050A (en) 1984-01-04
SE8303375D0 (sv) 1983-06-14
IT1170300B (it) 1987-06-03
CA1205219A (en) 1986-05-27

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A1B A search report has been drawn up
BV The patent application has lapsed