IN2013CN00309A - - Google Patents

Info

Publication number
IN2013CN00309A
IN2013CN00309A IN309CHN2013A IN2013CN00309A IN 2013CN00309 A IN2013CN00309 A IN 2013CN00309A IN 309CHN2013 A IN309CHN2013 A IN 309CHN2013A IN 2013CN00309 A IN2013CN00309 A IN 2013CN00309A
Authority
IN
India
Prior art keywords
coil
data
array
acquiring
magnetic resonance
Prior art date
Application number
Other languages
English (en)
Inventor
Feng Huang
Mariya Doneva
Peter Boernert
Julien Senegas
Original Assignee
Koninkl Philips Electronics Nv
Philips Intellectual Property
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 Koninkl Philips Electronics Nv, Philips Intellectual Property filed Critical Koninkl Philips Electronics Nv
Publication of IN2013CN00309A publication Critical patent/IN2013CN00309A/en

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • G01R33/44—Arrangements or instruments for measuring magnetic variables involving magnetic resonance using nuclear magnetic resonance [NMR]
    • G01R33/48—NMR imaging systems
    • G01R33/54—Signal processing systems, e.g. using pulse sequences ; Generation or control of pulse sequences; Operator console
    • G01R33/56—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • G01R33/24—Arrangements or instruments for measuring magnetic variables involving magnetic resonance for measuring direction or magnitude of magnetic fields or magnetic flux
    • G01R33/246—Spatial mapping of the RF magnetic field B1
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • G01R33/44—Arrangements or instruments for measuring magnetic variables involving magnetic resonance using nuclear magnetic resonance [NMR]
    • G01R33/48—NMR imaging systems
    • G01R33/54—Signal processing systems, e.g. using pulse sequences ; Generation or control of pulse sequences; Operator console
    • G01R33/56—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution
    • G01R33/561—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution by reduction of the scanning time, i.e. fast acquiring systems, e.g. using echo-planar pulse sequences
    • G01R33/5611—Parallel magnetic resonance imaging, e.g. sensitivity encoding [SENSE], simultaneous acquisition of spatial harmonics [SMASH], unaliasing by Fourier encoding of the overlaps using the temporal dimension [UNFOLD], k-t-broad-use linear acquisition speed-up technique [k-t-BLAST], k-t-SENSE
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • G01R33/44—Arrangements or instruments for measuring magnetic variables involving magnetic resonance using nuclear magnetic resonance [NMR]
    • G01R33/48—NMR imaging systems
    • G01R33/54—Signal processing systems, e.g. using pulse sequences ; Generation or control of pulse sequences; Operator console
    • G01R33/56—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution
    • G01R33/5608—Data processing and visualization specially adapted for MR, e.g. for feature analysis and pattern recognition on the basis of measured MR data, segmentation of measured MR data, edge contour detection on the basis of measured MR data, for enhancing measured MR data in terms of signal-to-noise ratio by means of noise filtering or apodization, for enhancing measured MR data in terms of resolution by means for deblurring, windowing, zero filling, or generation of gray-scaled images, colour-coded images or images displaying vectors instead of pixels

Landscapes

  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Radiology & Medical Imaging (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
IN309CHN2013 2010-07-02 2011-06-22 IN2013CN00309A (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US36104610P 2010-07-02 2010-07-02
PCT/IB2011/052724 WO2012001583A1 (en) 2010-07-02 2011-06-22 Parallel magnetic resonance imaging using undersampled coil data for coil sensitivity estimation

Publications (1)

Publication Number Publication Date
IN2013CN00309A true IN2013CN00309A (de) 2015-07-03

Family

ID=44546322

Family Applications (1)

Application Number Title Priority Date Filing Date
IN309CHN2013 IN2013CN00309A (de) 2010-07-02 2011-06-22

Country Status (6)

Country Link
US (1) US20130099786A1 (de)
EP (1) EP2588878A1 (de)
CN (1) CN102959426A (de)
IN (1) IN2013CN00309A (de)
RU (1) RU2013104364A (de)
WO (1) WO2012001583A1 (de)

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JP6232043B2 (ja) * 2012-03-19 2017-11-15 コーニンクレッカ フィリップス エヌ ヴェＫｏｎｉｎｋｌｉｊｋｅ Ｐｈｉｌｉｐｓ Ｎ．Ｖ． Ｋ空間領域の中央および周辺のサンプリング最中での呼吸運動の検出を用いた磁気共鳴画像の再構成
US20130289912A1 (en) * 2012-03-30 2013-10-31 Siemens Aktiengesellschaft Eigen-vector approach for coil sensitivity maps estimation
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WO2014165050A1 (en) * 2013-03-12 2014-10-09 The General Hospital Corporation Method for increasing signal-to-noise ratio in magnetic resonance imaging using per-voxel noise covariance regularization
WO2014147518A2 (en) * 2013-03-21 2014-09-25 Koninklijke Philips N.V. Mr image reconstruction using compressed sensing
CN103632367B (zh) * 2013-11-27 2016-04-13 中国科学技术大学 一种基于多组织区域拟合的mri线圈灵敏度估计方法
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WO2015164606A1 (en) * 2014-04-24 2015-10-29 The General Hospital Corporation Hierarchical mapping framework for coil compression in magnetic resonance image reconstruction
RU2568929C1 (ru) * 2014-04-30 2015-11-20 Самсунг Электроникс Ко., Лтд. Способ и система для быстрой реконструкции изображения мрт из недосемплированных данных
WO2015167307A1 (ko) * 2014-04-30 2015-11-05 삼성전자 주식회사 자기 공명 영상 장치 및 자기 공명 영상의 생성 방법
US10613176B2 (en) * 2014-05-19 2020-04-07 The United States Of America, As Represented By The Secretary, Department Of Health And Human Services Magnetic resonance 2D relaxometry reconstruction using partial data
US20150346305A1 (en) * 2014-05-28 2015-12-03 General Electric Company System and method for generating a magnetic resonance image
KR101630762B1 (ko) * 2014-07-30 2016-06-15 삼성전자주식회사 자기 공명 영상 생성 장치 및 방법
DE102014224651A1 (de) * 2014-12-02 2016-03-31 Siemens Aktiengesellschaft Verfahren zur Ermittlung einer Sensitivitätskarte für wenigtens eine Lokalspule in einer Magnetresonanzeinrichtung und Magnetresonanzeinrichtung
US9846214B2 (en) * 2014-12-29 2017-12-19 Toshiba Medical Systems Corporation Magnetic resonance image reconstruction for undersampled data acquisitions
DE102015204483A1 (de) * 2015-03-12 2016-09-15 Siemens Healthcare Gmbh Magnetresonanz-Vorschau-Abbildung
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CN108287325B (zh) * 2018-01-03 2020-08-11 上海东软医疗科技有限公司 一种图像重建方法、装置及设备
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Also Published As

Publication number Publication date
EP2588878A1 (de) 2013-05-08
CN102959426A (zh) 2013-03-06
US20130099786A1 (en) 2013-04-25
WO2012001583A1 (en) 2012-01-05
RU2013104364A (ru) 2014-08-10

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