IL131465A - Methods and apparatus for automatic image noise reduction - Google Patents

Methods and apparatus for automatic image noise reduction

Info

Publication number
IL131465A
IL131465A IL13146599A IL13146599A IL131465A IL 131465 A IL131465 A IL 131465A IL 13146599 A IL13146599 A IL 13146599A IL 13146599 A IL13146599 A IL 13146599A IL 131465 A IL131465 A IL 131465A
Authority
IL
Israel
Prior art keywords
methods
noise reduction
image noise
automatic image
automatic
Prior art date
Application number
IL13146599A
Other languages
English (en)
Other versions
IL131465A0 (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 IL131465A0 publication Critical patent/IL131465A0/xx
Publication of IL131465A publication Critical patent/IL131465A/xx

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05G—X-RAY TECHNIQUE
    • H05G1/00—X-ray apparatus involving X-ray tubes; Circuits therefor
    • H05G1/08—Electrical details
    • H05G1/26—Measuring, controlling or protecting
    • H05G1/30—Controlling
    • H05G1/34—Anode current, heater current or heater voltage of X-ray tube
    • 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
    • A61B6/02—Arrangements for diagnosis sequentially in different planes; Stereoscopic radiation diagnosis
    • A61B6/03—Computed tomography [CT]
    • A61B6/032—Transmission computed tomography [CT]

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Medical Informatics (AREA)
  • Biophysics (AREA)
  • Surgery (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Theoretical Computer Science (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Optics & Photonics (AREA)
  • Pathology (AREA)
  • Radiology & Medical Imaging (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Molecular Biology (AREA)
  • Physics & Mathematics (AREA)
  • Animal Behavior & Ethology (AREA)
  • Pulmonology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Toxicology (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • X-Ray Techniques (AREA)
  • Image Processing (AREA)
  • Image Analysis (AREA)
  • Medical Treatment And Welfare Office Work (AREA)
IL13146599A 1998-08-25 1999-08-18 Methods and apparatus for automatic image noise reduction IL131465A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/140,105 US6285741B1 (en) 1998-08-25 1998-08-25 Methods and apparatus for automatic image noise reduction

Publications (2)

Publication Number Publication Date
IL131465A0 IL131465A0 (en) 2001-01-28
IL131465A true IL131465A (en) 2003-11-23

Family

ID=22489779

Family Applications (1)

Application Number Title Priority Date Filing Date
IL13146599A IL131465A (en) 1998-08-25 1999-08-18 Methods and apparatus for automatic image noise reduction

Country Status (6)

Country Link
US (1) US6285741B1 (zh)
EP (1) EP0981998B1 (zh)
JP (1) JP4361645B2 (zh)
CN (1) CN1225151C (zh)
DE (1) DE69909196T2 (zh)
IL (1) IL131465A (zh)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3977972B2 (ja) * 1999-12-13 2007-09-19 ジーイー・メディカル・システムズ・グローバル・テクノロジー・カンパニー・エルエルシー 断層撮影用スキャン条件決定方法、断層撮影方法およびｘ線ｃｔ装置
DE10019955A1 (de) 2000-04-20 2001-10-25 Philips Corp Intellectual Pty Röntgenuntersuchungsgerät und Verfahren zur Erzeugung eines Röntgenbildes
JP2002355239A (ja) * 2001-06-01 2002-12-10 Hitachi Medical Corp Ｘ線ｃｔ装置
US6904127B2 (en) * 2001-11-21 2005-06-07 General Electric Company System and method of medical imaging having default noise index override capability
US7103134B2 (en) * 2001-12-28 2006-09-05 Kabushiki Kaisha Toshiba Computed tomography apparatus
JP4040873B2 (ja) * 2001-12-28 2008-01-30 株式会社東芝 コンピュータ断層撮影装置
JP3864106B2 (ja) * 2002-03-27 2006-12-27 ジーイー・メディカル・システムズ・グローバル・テクノロジー・カンパニー・エルエルシー 透過ｘ線データ獲得装置およびｘ線断層像撮影装置
US6816567B2 (en) * 2002-07-15 2004-11-09 Ge Medical System Global Technology Company, Llc System and method for acquiring x-ray data
US6775352B2 (en) * 2002-08-16 2004-08-10 Ge Medical Systems Global Technology Company, Llc Method and system for implementing variable x-ray intensity modulation schemes for imaging systems
JP3886895B2 (ja) * 2002-12-27 2007-02-28 ジーイー・メディカル・システムズ・グローバル・テクノロジー・カンパニー・エルエルシー Ｘ線データ収集装置およびｘ線ｃｔ装置
US7308074B2 (en) * 2003-12-11 2007-12-11 General Electric Company Multi-layer reflector for CT detector
DE102005027436B4 (de) * 2005-06-14 2008-09-04 Siemens Ag Verfahren zur Berechnung von absorberspezifischen Gewichtungskoeffizienten und Verfahren zur Verbesserung eines von einem Absorber abhängigen Kontrast-zu-Rausch-Verhältnisses in einem von einer Röntgeneinrichtung erzeugten Röntgenbild eines zu untersuchenden Objektes
JP4629519B2 (ja) 2005-07-12 2011-02-09 ジーイー・メディカル・システムズ・グローバル・テクノロジー・カンパニー・エルエルシー 放射線撮影装置およびスキャン条件設定装置
WO2007110796A2 (en) 2006-03-29 2007-10-04 Philips Intellectual Property & Standards Gmbh Dynamic optimization of the signal-to-noise ratio of dual-energy attenuation data for reconstructing images
JP4509971B2 (ja) * 2006-06-09 2010-07-21 ジーイー・メディカル・システムズ・グローバル・テクノロジー・カンパニー・エルエルシー Ｘ線ｃｔ装置
US20080108895A1 (en) * 2006-11-06 2008-05-08 General Electric Company Method and system for defining at least one acquisition and processing parameter in a tomosynthesis system
CN101327128B (zh) * 2007-06-22 2010-12-08 Ge医疗系统环球技术有限公司 X射线ct装置的扫描检测装置及其系统和运行方法
JP4695670B2 (ja) * 2008-06-16 2011-06-08 株式会社東芝 Ｘ線ｃｔ装置
JP5568232B2 (ja) * 2008-11-17 2014-08-06 富士フイルム株式会社 断層画像撮影装置
JP2010119507A (ja) * 2008-11-18 2010-06-03 Fujifilm Corp 断層画像撮影装置
US8611627B2 (en) 2009-12-23 2013-12-17 General Electric Company CT spectral calibration
US8681942B2 (en) * 2011-01-07 2014-03-25 General Electric Company Fluoroscopy systems and methods
JP2013138808A (ja) * 2012-01-06 2013-07-18 Ge Medical Systems Global Technology Co Llc 断層撮影装置およびプログラム
CN102920471B (zh) * 2012-11-02 2015-01-28 沈阳东软医疗系统有限公司 Ct机用上切片装置
JP6905827B2 (ja) 2013-04-10 2021-07-21 コーニンクレッカ フィリップス エヌ ヴェＫｏｎｉｎｋｌｉｊｋｅ Ｐｈｉｌｉｐｓ Ｎ．Ｖ． 再構成画像データの可視化
CN105144241B (zh) 2013-04-10 2020-09-01 皇家飞利浦有限公司 图像质量指数和/或基于其的成像参数推荐
EP3597106A1 (en) 2018-07-19 2020-01-22 Koninklijke Philips N.V. Ct scan parameter optimization
CN109431506B (zh) * 2018-12-26 2022-07-05 上海联影医疗科技股份有限公司 医疗图像设备成像参数设置方法、装置、存储介质及设备

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2633607B2 (ja) * 1988-03-08 1997-07-23 株式会社東芝 Ｘ線ｃｔスキャナ装置
US5228070A (en) * 1988-10-20 1993-07-13 Picker International, Inc. Constant image quality CT scanner with variable radiation flux density
US5262946A (en) * 1988-10-20 1993-11-16 Picker International, Inc. Dynamic volume scanning for CT scanners
JPH0323847A (ja) 1989-06-21 1991-01-31 Toshiba Corp Ｘ線ｃｔスキャナ装置
US5084908A (en) * 1990-02-07 1992-01-28 Incubation Industries Tomographic system
US5400378A (en) 1993-11-19 1995-03-21 General Electric Company Dynamic dose control in multi-slice CT scan
US5485494A (en) * 1994-08-03 1996-01-16 General Electric Company Modulation of X-ray tube current during CT scanning

Also Published As

Publication number Publication date
US6285741B1 (en) 2001-09-04
CN1225151C (zh) 2005-10-26
EP0981998A1 (en) 2000-03-01
EP0981998B1 (en) 2003-07-02
IL131465A0 (en) 2001-01-28
DE69909196T2 (de) 2004-04-15
JP4361645B2 (ja) 2009-11-11
CN1246031A (zh) 2000-03-01
JP2000079117A (ja) 2000-03-21
DE69909196D1 (de) 2003-08-07

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