DE3882788D1 - Geraet zur verarbeitung eines roentgenstrahlbildes. - Google Patents

Geraet zur verarbeitung eines roentgenstrahlbildes.

Info

Publication number
DE3882788D1
DE3882788D1 DE8888303095T DE3882788T DE3882788D1 DE 3882788 D1 DE3882788 D1 DE 3882788D1 DE 8888303095 T DE8888303095 T DE 8888303095T DE 3882788 T DE3882788 T DE 3882788T DE 3882788 D1 DE3882788 D1 DE 3882788D1
Authority
DE
Germany
Prior art keywords
ray
processing
image
ray image
ray 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
DE8888303095T
Other languages
English (en)
Other versions
DE3882788T2 (de
Inventor
Kohichi Shibata
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.)
Shimadzu Corp
Original Assignee
Shimadzu 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 Shimadzu Corp filed Critical Shimadzu Corp
Application granted granted Critical
Publication of DE3882788D1 publication Critical patent/DE3882788D1/de
Publication of DE3882788T2 publication Critical patent/DE3882788T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/14—Picture signal circuitry for video frequency region
    • H04N5/21—Circuitry for suppressing or minimising disturbance, e.g. moiré or halo
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/20—Image enhancement or restoration by the use of local operators
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/50—Image enhancement or restoration by the use of more than one image, e.g. averaging, subtraction
    • G06T5/70—
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/80—Camera processing pipelines; Components thereof
    • H04N23/81—Camera processing pipelines; Components thereof for suppressing or minimising disturbance in the image signal generation
    • 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
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/10—Image acquisition modality
    • G06T2207/10016—Video; Image sequence
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/10—Image acquisition modality
    • G06T2207/10116—X-ray image
DE88303095T 1987-04-30 1988-04-07 Gerät zur Verarbeitung eines Röntgenstrahlbildes. Expired - Fee Related DE3882788T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP62107152A JP2508078B2 (ja) 1987-04-30 1987-04-30 Ｘ線画像処理装置

Publications (2)

Publication Number Publication Date
DE3882788D1 true DE3882788D1 (de) 1993-09-09
DE3882788T2 DE3882788T2 (de) 1993-11-11

Family

ID=14451826

Family Applications (1)

Application Number Title Priority Date Filing Date
DE88303095T Expired - Fee Related DE3882788T2 (de) 1987-04-30 1988-04-07 Gerät zur Verarbeitung eines Röntgenstrahlbildes.

Country Status (4)

Country Link
US (1) US4847909A (de)
EP (1) EP0289152B1 (de)
JP (1) JP2508078B2 (de)
DE (1) DE3882788T2 (de)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07101924B2 (ja) * 1987-10-26 1995-11-01 パイオニア株式会社 映像信号のノイズ除去装置
EP0372950B1 (de) * 1988-12-08 1995-07-05 Canon Kabushiki Kaisha Bildreduzierungsvorrichtung
JPH0669447B2 (ja) * 1989-12-27 1994-09-07 株式会社島津製作所 Ｘ線画像処理装置
US5091925A (en) * 1990-01-18 1992-02-25 Siemens Aktiengesellschaft X-ray diagnostics installation with spatial frequency filtering
DE4033716A1 (de) * 1990-10-24 1992-04-30 Philips Patentverwaltung Verfahren zur dynamikkompression in roentgenaufnahmen und vorrichtung zur durchfuehrung des verfahrens
EP0578311B1 (de) * 1992-07-10 1998-12-09 Koninklijke Philips Electronics N.V. Röntgendurchleuchtungsgerät mit Mitteln zur Rauschreduktion
DE69322444T2 (de) * 1992-07-10 1999-06-24 Koninkl Philips Electronics Nv Röntgendurchleuchtungsgerät mit Mitteln zur Rauschreduktion
JP3326819B2 (ja) * 1992-07-31 2002-09-24 株式会社島津製作所 画像処理装置
US5341174A (en) * 1992-08-17 1994-08-23 Wright State University Motion compensated resolution conversion system
JPH06121192A (ja) * 1992-10-08 1994-04-28 Sony Corp ノイズ除去回路
JP2526532B2 (ja) * 1992-10-14 1996-08-21 日本プレシジョン・サーキッツ株式会社 画像処理用デジタルフィルタ
DE4238648A1 (de) * 1992-11-16 1994-05-19 Siemens Ag Verfahren zum Einspeichern von nach dem Zwischenzeilen-Verfahren aufgenommenen Fernsehbildern
US5872602A (en) * 1995-12-13 1999-02-16 Johnson; Robert E. Fluoroscopic imaging system with image enhancement apparatus and method
EP0868815A2 (de) * 1996-10-24 1998-10-07 Koninklijke Philips Electronics N.V. Rauschfilterung
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
FR2849943B1 (fr) * 2003-01-14 2005-06-17 Ge Med Sys Global Tech Co Llc Procede de visualisation d'images radiologiques presentant un confort de visualisation ameliore
WO2006022705A1 (en) * 2004-08-10 2006-03-02 Thomson Licensing Apparatus and method for indicating the detected degree of motion in video
GB2438661A (en) * 2006-06-02 2007-12-05 Tandberg Television Asa Recursive filtering of a video image including weighting factors for neighbouring picture elements
GB2438660B (en) * 2006-06-02 2011-03-30 Tandberg Television Asa Recursive filter system for a video signal
JP4854546B2 (ja) * 2007-03-06 2012-01-18 キヤノン株式会社 画像処理装置及び画像処理方法
US20110286573A1 (en) 2009-01-21 2011-11-24 Koninklijke Philips Electronics N.V. Method and apparatus for large field of view imaging and detection and compensation of motion artifacts
JP5543194B2 (ja) * 2009-12-24 2014-07-09 キヤノン株式会社 情報処理装置、処理方法及びプログラム
JP5864958B2 (ja) 2011-08-31 2016-02-17 キヤノン株式会社 画像処理装置、画像処理方法、プログラムおよびコンピュータ記録媒体
EA201101158A1 (ru) 2011-09-01 2012-06-29 Закрытое Акционерное Общество "Импульс" Способ уменьшения шумов в видеоизображении
KR101652658B1 (ko) * 2014-02-07 2016-08-30 가부시키가이샤 모르포 화상 처리 장치, 화상 처리 방법, 화상 처리 프로그램 및 기록 매체
JP6242230B2 (ja) * 2014-02-12 2017-12-06 オリンパス株式会社 画像処理装置、内視鏡装置、画像処理装置の作動方法及び画像処理プログラム
JP6253633B2 (ja) * 2015-12-25 2017-12-27 キヤノン株式会社 画像処理装置、画像処理方法、プログラムおよびコンピュータ記録媒体

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4352126A (en) * 1977-04-14 1982-09-28 Jacques Poncin System for reducing visible noise in television images
US4136388A (en) * 1977-08-26 1979-01-23 U.S. Philips Corporation Data acquisition system for computed tomography
JPS54127623A (en) * 1978-03-27 1979-10-03 Nec Corp S/n improving device for television video signal
US4409615A (en) * 1980-12-29 1983-10-11 Thomson-Csf Broadcast, Inc. Video imaging with automatically controlled radiation source
US4367490A (en) * 1981-04-24 1983-01-04 General Electric Company Noise reduction in digital fluoroscopy systems
NL8202450A (nl) * 1982-06-17 1984-01-16 Philips Nv Werkwijze en inrichting voor het verwerken van roentgenbeelden.
JPS59121461A (ja) * 1982-12-28 1984-07-13 Toshiba Corp （ｎ＋１）次元画像処理装置
NL8301680A (nl) * 1983-05-11 1984-12-03 Philips Nv Bewegingsadaptieve transversaal-recursieve ruisonderdrukkingsschakeling voor een televisiesignaal.
FR2575886B1 (fr) * 1985-01-04 1987-02-20 Thomson Csf Procede pour reduire la visibilite du bruit dans une suite d'images video et dispositif pour la mise en oeuvre de ce procede

Also Published As

Publication number Publication date
DE3882788T2 (de) 1993-11-11
JP2508078B2 (ja) 1996-06-19
EP0289152A3 (en) 1989-10-11
JPS63271668A (ja) 1988-11-09
US4847909A (en) 1989-07-11
EP0289152B1 (de) 1993-08-04
EP0289152A2 (de) 1988-11-02

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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