FR2847418B1 - Procede et appareil pour corriger un artefact de remanence d'image. - Google Patents

Procede et appareil pour corriger un artefact de remanence d'image.

Info

Publication number
FR2847418B1
FR2847418B1 FR0312870A FR0312870A FR2847418B1 FR 2847418 B1 FR2847418 B1 FR 2847418B1 FR 0312870 A FR0312870 A FR 0312870A FR 0312870 A FR0312870 A FR 0312870A FR 2847418 B1 FR2847418 B1 FR 2847418B1
Authority
FR
France
Prior art keywords
remanence
artifact
correcting image
correcting
image
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
FR0312870A
Other languages
English (en)
Other versions
FR2847418A1 (fr
Inventor
Brian David Yanoff
Douglas Albagli
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
Publication of FR2847418A1 publication Critical patent/FR2847418A1/fr
Application granted granted Critical
Publication of FR2847418B1 publication Critical patent/FR2847418B1/fr
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
    • H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
    • H04N25/60—Noise processing, e.g. detecting, correcting, reducing or removing noise
    • H04N25/62—Detection or reduction of noise due to excess charges produced by the exposure, e.g. smear, blooming, ghost image, crosstalk or leakage between pixels
    • H04N25/626—Reduction of noise due to residual charges remaining after image readout, e.g. to remove ghost images or afterimages
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
    • A61B6/52—Devices using data or image processing specially adapted for radiation diagnosis
    • A61B6/5211—Devices using data or image processing specially adapted for radiation diagnosis involving processing of medical diagnostic data
    • A61B6/5229—Devices using data or image processing specially adapted for radiation diagnosis involving processing of medical diagnostic data combining image data of a patient, e.g. combining a functional image with an anatomical image
    • A61B6/5235—Devices using data or image processing specially adapted for radiation diagnosis involving processing of medical diagnostic data combining image data of a patient, e.g. combining a functional image with an anatomical image combining images from the same or different ionising radiation imaging techniques, e.g. PET and CT
    • 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
    • H04N5/321—Transforming X-rays with video transmission of fluoroscopic images
    • H04N5/325—Image enhancement, e.g. by subtraction techniques using polyenergetic X-rays

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Medical Informatics (AREA)
  • Pathology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Physics & Mathematics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Optics & Photonics (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Radiology & Medical Imaging (AREA)
  • Biomedical Technology (AREA)
  • Biophysics (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Solid State Image Pick-Up Elements (AREA)
  • Transforming Light Signals Into Electric Signals (AREA)
  • Measurement Of Radiation (AREA)
FR0312870A 2002-11-14 2003-11-03 Procede et appareil pour corriger un artefact de remanence d'image. Expired - Fee Related FR2847418B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10/294,095 US7065177B2 (en) 2002-11-14 2002-11-14 Method and apparatus for correcting a retained image artifact

Publications (2)

Publication Number Publication Date
FR2847418A1 FR2847418A1 (fr) 2004-05-21
FR2847418B1 true FR2847418B1 (fr) 2009-12-11

Family

ID=32229774

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0312870A Expired - Fee Related FR2847418B1 (fr) 2002-11-14 2003-11-03 Procede et appareil pour corriger un artefact de remanence d'image.

Country Status (4)

Country Link
US (1) US7065177B2 (fr)
JP (1) JP4366177B2 (fr)
DE (1) DE10353197A1 (fr)
FR (1) FR2847418B1 (fr)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10307752B4 (de) * 2003-02-14 2007-10-11 Siemens Ag Röntgendetektor
JP4468083B2 (ja) * 2003-08-26 2010-05-26 キヤノン株式会社 放射線撮影装置、放射線撮影方法
GB0517741D0 (en) * 2005-08-31 2005-10-12 E2V Tech Uk Ltd Image sensor
US7810997B2 (en) * 2005-08-31 2010-10-12 Shimadzu Corporation Radiographic apparatus and radiation detection signal processing method
US20070133747A1 (en) * 2005-12-08 2007-06-14 General Electric Company System and method for imaging using distributed X-ray sources
JP5121473B2 (ja) * 2007-02-01 2013-01-16 キヤノン株式会社 放射線撮像装置、その制御方法及び放射線撮像システム
FR2914463B1 (fr) * 2007-03-27 2010-12-24 Gen Electric Procede de correction de charges remanentes dans un detecteur a panneau plat a rayons x.
JP2011013180A (ja) * 2009-07-06 2011-01-20 Shimadzu Corp 放射線撮像装置
JP5448643B2 (ja) * 2009-08-26 2014-03-19 キヤノン株式会社 撮像システム、その画像処理方法及びそのプログラム
KR101753895B1 (ko) * 2010-12-03 2017-07-05 삼성디스플레이 주식회사 엑스레이 검출기 및 그 구동방법
JP5816316B2 (ja) * 2013-03-29 2015-11-18 富士フイルム株式会社 放射線画像検出装置およびその作動方法、並びに放射線撮影装置
DE102015217617A1 (de) * 2015-09-15 2017-03-16 Siemens Healthcare Gmbh Verfahren zum Korrigieren von Röntgenbilddaten umfassend Information bezüglich eines Zerfallsprozesses eines radioaktiven Materials
JP2017064288A (ja) * 2015-10-02 2017-04-06 東芝メディカルシステムズ株式会社 放射線医用画像診断装置

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4300828C1 (de) * 1993-01-14 1994-04-21 Siemens Ag Fernsehaufnahmeeinrichtung mit Halbleiter-Bildwandler
DE69429142T2 (de) * 1993-09-03 2002-08-22 Koninklijke Philips Electronics N.V., Eindhoven Roentgenbildaufnehmer
US5452338A (en) * 1994-07-07 1995-09-19 General Electric Company Method and system for real time offset correction in a large area solid state x-ray detector
JP4173197B2 (ja) * 1995-12-18 2008-10-29 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 補正ユニットを有する画像センサマトリックスを含むｘ線検査装置
DE19631624C1 (de) * 1996-08-05 1997-10-23 Siemens Ag Röntgendiagnostikeinrichtung
US5970115A (en) * 1996-11-29 1999-10-19 Varian Medical Systems, Inc. Multiple mode digital X-ray imaging system
US5736732A (en) 1996-12-23 1998-04-07 General Electric Company Induced charge prevention in semiconductor imaging devices
DE19734717A1 (de) * 1997-08-11 1999-02-25 Sirona Dental Systems Gmbh Verfahren zur Kompensation des Dunkelstroms bei der Erstellung von zahnärztlichen Panorama- und/oder cephalometrischen Schichtaufnahmen
JP2002521107A (ja) * 1998-07-23 2002-07-16 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 高解像度画像センサを備えたｘ線検査装置
DE69939814D1 (de) * 1998-12-22 2008-12-11 Koninkl Philips Electronics Nv Vorrichtung und verfahren zur erzeugung des bildes eines gegenstandes aus einer mehrzahl von bildern
US6243441B1 (en) * 1999-07-13 2001-06-05 Edge Medical Devices Active matrix detector for X-ray imaging
US6453008B1 (en) * 1999-07-29 2002-09-17 Kabushiki Kaisha Toshiba Radiation detector noise reduction method and radiation detector
US6266391B1 (en) 1999-08-31 2001-07-24 General Electric Company Artifact compensation system for matrix-addressed x-ray imaging panel
US6393098B1 (en) 1999-08-31 2002-05-21 General Electric Company Amplifier offset and gain correction system for X-ray imaging panel
US6343112B1 (en) * 2000-12-14 2002-01-29 Ge Medical Systems Global Technology Company, Llc Method and apparatus for reducing photoconductive effects in dual energy applications of solid state digital X-ray detectors
US6459765B1 (en) * 2000-12-28 2002-10-01 Ge Medical Systems Global Technology Company, Llc Automatic exposure control and optimization in digital x-ray radiography
DE10139708A1 (de) * 2001-08-11 2003-02-20 Philips Corp Intellectual Pty Vorrichtung und Verfahren zur Verarbeitung von Digitalbildern

Also Published As

Publication number Publication date
JP4366177B2 (ja) 2009-11-18
DE10353197A1 (de) 2004-06-09
US20040096036A1 (en) 2004-05-20
US7065177B2 (en) 2006-06-20
JP2004160238A (ja) 2004-06-10
FR2847418A1 (fr) 2004-05-21

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Effective date: 20140731