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
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)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US36104610P | 2010-07-02 | 2010-07-02 | |
PCT/IB2011/052724 WO2012001583A1 (fr) | 2010-07-02 | 2011-06-22 | Imagerie par résonance magnétique parallèle utilisant des données de bobine sous-échantillonnées pour estimation de sensibilité de bobine |
Publications (1)
Publication Number | Publication Date |
---|---|
IN2013CN00309A true IN2013CN00309A (fr) | 2015-07-03 |
Family
ID=44546322
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IN309CHN2013 IN2013CN00309A (fr) | 2010-07-02 | 2011-06-22 |
Country Status (6)
Country | Link |
---|---|
US (1) | US20130099786A1 (fr) |
EP (1) | EP2588878A1 (fr) |
CN (1) | CN102959426A (fr) |
IN (1) | IN2013CN00309A (fr) |
RU (1) | RU2013104364A (fr) |
WO (1) | WO2012001583A1 (fr) |
Families Citing this family (48)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8717024B2 (en) * | 2010-12-31 | 2014-05-06 | General Electric Company | System and method for generating a magnetic resonance image using compressed sensing and parallel imaging |
JP2014508023A (ja) * | 2011-03-17 | 2014-04-03 | コーニンクレッカ フィリップス エヌ ヴェ | 画像劣化なしのより速いチャネル毎の再構成のmri方法 |
US10627468B2 (en) | 2011-03-18 | 2020-04-21 | Case Western Reserve University | Nuclear magnetic resonance (NMR) fingerprinting |
US8723518B2 (en) | 2011-03-18 | 2014-05-13 | Nicole SEIBERLICH | Nuclear magnetic resonance (NMR) fingerprinting |
DE102011081413B8 (de) * | 2011-08-23 | 2013-08-14 | Friedrich-Alexander-Universität Erlangen-Nürnberg | Iteratives Rekonstruktionsverfahren mit Straftermen aus Untersuchungsobjekten und Magnetresonanzanlage zur Durchführung eines solchen Verfahrens |
EP2750766B1 (fr) * | 2011-08-30 | 2016-01-06 | Koninklijke Philips N.V. | Commande en temps réel d'ultrasons focalisés de haute intensité utilisant l'imagerie par résonance magnétique |
US8948480B2 (en) * | 2011-11-10 | 2015-02-03 | Siemens Aktiengesellschaft | Image reconstruction using redundant Haar wavelets |
US9146293B2 (en) | 2012-02-27 | 2015-09-29 | Ohio State Innovation Foundation | Methods and apparatus for accurate characterization of signal coil receiver sensitivity in magnetic resonance imaging (MRI) |
RU2014142029A (ru) * | 2012-03-19 | 2016-05-20 | Конинклейке Филипс Н.В. | Способ восстановления магнитно-резонансного изображения с обнаружением дыхательного движения во время дискретизации центральной и переферийной областей k-пространства |
US20130289912A1 (en) * | 2012-03-30 | 2013-10-31 | Siemens Aktiengesellschaft | Eigen-vector approach for coil sensitivity maps estimation |
DE102012205811B4 (de) * | 2012-04-10 | 2014-12-11 | Siemens Aktiengesellschaft | Bestimmen von Abtastungspunkten eines zufälligen Unterabtastungsschemas in der MR-Bildgebung |
US9632156B2 (en) * | 2012-06-01 | 2017-04-25 | Siemens Healthcare Gmbh | Efficient redundant haar minimization for parallel MRI reconstruction |
JP5897415B2 (ja) | 2012-06-29 | 2016-03-30 | 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 | 磁気共鳴装置およびプログラム |
US10292615B2 (en) * | 2012-09-20 | 2019-05-21 | The Johns Hopkins University | Methods and apparatus for accelerated, motion-corrected high-resolution MRI employing internal detectors or MRI endoscopy |
US9097780B2 (en) * | 2012-11-09 | 2015-08-04 | Siemens Aktiengesellschaft | Multi-stage magnetic resonance reconstruction for parallel imaging applications |
JP6333293B2 (ja) | 2013-01-25 | 2018-05-30 | コーニンクレッカ フィリップス エヌ ヴェKoninklijke Philips N.V. | 金属耐性mr画像化 |
WO2014165050A1 (fr) * | 2013-03-12 | 2014-10-09 | The General Hospital Corporation | Procédé d'augmentation du rapport signal sur bruit en imagerie par résonance magnétique utilisant une régularisation de covariance de bruit par voxel |
CN105074491B (zh) * | 2013-03-21 | 2018-07-17 | 皇家飞利浦有限公司 | 具有使用压缩感知的图像重建的动态mri |
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 |
CN103698732B (zh) * | 2013-12-12 | 2016-03-09 | 深圳先进技术研究院 | 磁共振射频线圈性能评测方法和系统 |
US10310042B2 (en) | 2014-04-24 | 2019-06-04 | The General Hospital Corporation | Hierrarchical mapping framework for coil compression in magnetic resonance image reconstruction |
WO2015167307A1 (fr) * | 2014-04-30 | 2015-11-05 | 삼성전자 주식회사 | Dispositif d'imagerie à résonance magnétique et procédé de génération d'image de résonance magnétique |
RU2568929C1 (ru) | 2014-04-30 | 2015-11-20 | Самсунг Электроникс Ко., Лтд. | Способ и система для быстрой реконструкции изображения мрт из недосемплированных данных |
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 |
WO2016188974A1 (fr) * | 2015-05-27 | 2016-12-01 | Koninklijke Philips N.V. | Irm utilisant sense conjointement avec acquisition de données de référence sous-échantillonnées par l'intermédiaire d'une séquence à temps d'écho ultra-court |
US20170059680A1 (en) * | 2015-08-31 | 2017-03-02 | General Electric Company | Fast spin magnetic resonance imaging method and system |
RU2626184C2 (ru) * | 2015-09-04 | 2017-07-24 | Самсунг Электроникс Ко., Лтд. | Способ, устройство и система для реконструкции магнитно-резонансного изображения |
WO2018036986A1 (fr) * | 2016-08-25 | 2018-03-01 | Koninklijke Philips N.V. | Sensibilité bo-corrigée codant une imagerie par résonance magnétique |
WO2018187005A1 (fr) * | 2017-04-07 | 2018-10-11 | Regents Of The University Of Minnesota | Procédés de reconstruction d'interpolation d'espace k spécifique au balayage dans l'imagerie par résonance magnétique à l'aide d'un apprentissage automatique |
CN107563988A (zh) | 2017-07-31 | 2018-01-09 | 上海东软医疗科技有限公司 | 一种磁共振图像的均匀度校正方法及装置 |
EP3457160A1 (fr) * | 2017-09-14 | 2019-03-20 | Koninklijke Philips N.V. | Imagerie par résonance magnétique parallèle comportant des cartes de sensibilité de bobine archivées |
US11579219B2 (en) | 2017-10-06 | 2023-02-14 | University Of Cincinnati | Systems and methods for estimating complex radiofrequency fields in a magnetic resonance imaging |
CN108154484B (zh) * | 2017-12-01 | 2021-12-17 | 深圳先进技术研究院 | 一种基于自适应联合稀疏编码的并行磁共振成像方法、装置及计算机可读介质 |
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 |
CN108305221B (zh) * | 2018-01-03 | 2021-10-12 | 上海东软医疗科技有限公司 | 一种磁共振并行成像方法和装置 |
US11354586B2 (en) | 2019-02-15 | 2022-06-07 | Q Bio, Inc. | Model parameter determination using a predictive model |
US11360166B2 (en) | 2019-02-15 | 2022-06-14 | Q Bio, Inc | Tensor field mapping with magnetostatic constraint |
EP3709040A1 (fr) * | 2019-03-13 | 2020-09-16 | Siemens Healthcare GmbH | Caméra à champ magnétique passive et procédé de fonctionnement de la caméra à champ magnétique passive |
US11614509B2 (en) | 2019-09-27 | 2023-03-28 | Q Bio, Inc. | Maxwell parallel imaging |
US11131735B2 (en) * | 2019-09-27 | 2021-09-28 | Q Bio, Inc. | Maxwell parallel imaging |
CN113009398B (zh) * | 2021-04-08 | 2021-12-17 | 浙江大学 | 结合k空间和图像空间重建的成像方法和装置 |
US11614508B1 (en) | 2021-10-25 | 2023-03-28 | Q Bio, Inc. | Sparse representation of measurements |
CN114879107B (zh) * | 2022-05-27 | 2023-01-03 | 浙江大学 | 一种fMRI中射频接收线圈本征时域稳定性参数的测量方法 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1111746C (zh) * | 1998-04-17 | 2003-06-18 | 皇家菲利浦电子有限公司 | 磁共振成象方法和装置 |
JP3814157B2 (ja) * | 2001-04-17 | 2006-08-23 | 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 | Mri装置 |
JP2006501006A (ja) * | 2002-10-01 | 2006-01-12 | 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 | k空間データ収集の方法及びMRI装置 |
AU2003280119A1 (en) * | 2002-11-26 | 2004-06-18 | Koninklijke Philips Electronics N.V. | Determination of subencoding mri coil sensitivities in a lower order magnetic field |
DE10326174B4 (de) * | 2003-06-10 | 2008-11-27 | Siemens Ag | Verfahren zur Verhinderung des Doppeldeutigkeitsartefaktes in der Magnetresonanz-Tomographie-Bildgebung |
WO2007023435A1 (fr) * | 2005-08-23 | 2007-03-01 | Koninklijke Philips Electronics N.V. | Dispositif et procede d'imagerie par resonance magnetique parallele |
US8587307B2 (en) * | 2009-07-09 | 2013-11-19 | Uwm Research Foundation, Inc. | Systems and methods for accelerating the acquisition and reconstruction of magnetic resonance images with randomly undersampled and uniformly undersampled data |
-
2011
- 2011-06-22 US US13/805,813 patent/US20130099786A1/en not_active Abandoned
- 2011-06-22 IN IN309CHN2013 patent/IN2013CN00309A/en unknown
- 2011-06-22 EP EP11738816.5A patent/EP2588878A1/fr not_active Withdrawn
- 2011-06-22 WO PCT/IB2011/052724 patent/WO2012001583A1/fr active Application Filing
- 2011-06-22 RU RU2013104364/28A patent/RU2013104364A/ru not_active Application Discontinuation
- 2011-06-22 CN CN2011800328133A patent/CN102959426A/zh active Pending
Also Published As
Publication number | Publication date |
---|---|
WO2012001583A1 (fr) | 2012-01-05 |
RU2013104364A (ru) | 2014-08-10 |
EP2588878A1 (fr) | 2013-05-08 |
CN102959426A (zh) | 2013-03-06 |
US20130099786A1 (en) | 2013-04-25 |
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