ATE505737T1 - Mehrspulen-nmr-datenerfassungs- und - bearbeitungsverfahren - Google Patents

Mehrspulen-nmr-datenerfassungs- und - bearbeitungsverfahren

Info

Publication number
ATE505737T1
ATE505737T1 AT04777777T AT04777777T ATE505737T1 AT E505737 T1 ATE505737 T1 AT E505737T1 AT 04777777 T AT04777777 T AT 04777777T AT 04777777 T AT04777777 T AT 04777777T AT E505737 T1 ATE505737 T1 AT E505737T1
Authority
AT
Austria
Prior art keywords
data
multicoil
magnetic field
nmr data
dimensional
Prior art date
Application number
AT04777777T
Other languages
English (en)
Inventor
David O Walsh
Original Assignee
David O Walsh
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 David O Walsh filed Critical David O Walsh
Application granted granted Critical
Publication of ATE505737T1 publication Critical patent/ATE505737T1/de

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
    • G01R33/28—Details of apparatus provided for in groups G01R33/44 - G01R33/64
    • G01R33/32—Excitation or detection systems, e.g. using radio frequency signals
    • G01R33/34—Constructional details, e.g. resonators, specially adapted to MR
    • G01R33/341—Constructional details, e.g. resonators, specially adapted to MR comprising surface coils
    • G01R33/3415—Constructional details, e.g. resonators, specially adapted to MR comprising surface coils comprising arrays of sub-coils, i.e. phased-array coils with flexible receiver channels
    • 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]
    • 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
    • G01R33/483—NMR imaging systems with selection of signals or spectra from particular regions of the volume, e.g. in vivo spectroscopy
    • G01R33/4831—NMR imaging systems with selection of signals or spectra from particular regions of the volume, e.g. in vivo spectroscopy using B1 gradients, e.g. rotating frame techniques, use of surface coils
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V3/00—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation
    • G01V3/14—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with electron or nuclear magnetic resonance
    • 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]
    • G01R33/445—MR involving a non-standard magnetic field B0, e.g. of low magnitude as in the earth's magnetic field or in nanoTesla spectroscopy, comprising a polarizing magnetic field for pre-polarisation, B0 with a temporal variation of its magnitude or direction such as field cycling of B0 or rotation of the direction of B0, or spatially inhomogeneous B0 like in fringe-field MR or in stray-field imaging

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Remote Sensing (AREA)
  • Engineering & Computer Science (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Geophysics (AREA)
  • Optics & Photonics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
  • Debugging And Monitoring (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
AT04777777T 2003-07-09 2004-07-09 Mehrspulen-nmr-datenerfassungs- und - bearbeitungsverfahren ATE505737T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US48568903P 2003-07-09 2003-07-09
PCT/US2004/021911 WO2005017549A1 (en) 2003-07-09 2004-07-09 Multicoil nmr data acquisition and processing methods

Publications (1)

Publication Number Publication Date
ATE505737T1 true ATE505737T1 (de) 2011-04-15

Family

ID=34193052

Family Applications (1)

Application Number Title Priority Date Filing Date
AT04777777T ATE505737T1 (de) 2003-07-09 2004-07-09 Mehrspulen-nmr-datenerfassungs- und - bearbeitungsverfahren

Country Status (5)

Country Link
US (2) US7466128B2 (de)
EP (1) EP1651974B8 (de)
AT (1) ATE505737T1 (de)
DE (1) DE602004032242D1 (de)
WO (1) WO2005017549A1 (de)

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EP2177925A1 (de) * 2008-10-16 2010-04-21 RWTH Aachen Magnetresonanz-Verfahren unter Verwendung einer phasenmodulierten Impulsfolge mit einem konstanten kleinen Flipwinkel
US10162026B2 (en) 2009-11-09 2018-12-25 Vista Clara Inc. Noise canceling in-situ NMR detection
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US8970217B1 (en) 2010-04-14 2015-03-03 Hypres, Inc. System and method for noise reduction in magnetic resonance imaging
DE102010041212B4 (de) 2010-09-22 2012-07-26 Siemens Aktiengesellschaft Kompensation von Echozeit-unabhängigen Phasen- oder Magnitudenanteilen in aufgenommenen MR-Bilddaten
US8581587B2 (en) 2011-05-10 2013-11-12 Vista Clara Inc. SNMR pulse sequence phase cycling
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US9599688B2 (en) * 2012-01-27 2017-03-21 Vista Clara Inc. Relaxation time estimation in surface NMR
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WO2016050156A1 (zh) * 2014-10-02 2016-04-07 陈念祖 无线充电系统及装置
WO2016112221A1 (en) * 2015-01-07 2016-07-14 The Regents Of The University Of California System and method for groundwater detection and evaluation
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CN106814400B (zh) * 2017-03-23 2019-03-19 吉林大学 基于阵列逆变充电的核磁共振探水发射装置及工作方法
CN107783200B (zh) * 2017-11-21 2019-06-07 吉林大学 一种联合emd与tfpf算法的全波磁共振信号随机噪声消减方法
CA3099068A1 (en) 2018-05-21 2019-11-28 Hyperfine Research, Inc. Radio-frequency coil signal chain for a low-field mri system
CN109085521B (zh) * 2018-06-05 2020-02-21 中国石油大学(北京) 三维核磁共振成像仪高压泄放补偿方法与装置
US11175430B1 (en) 2020-05-19 2021-11-16 Halliburton Energy Services, Inc. Processing nuclear magnetic resonance signals in a downhole environment
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Also Published As

Publication number Publication date
WO2005017549A1 (en) 2005-02-24
EP1651974B8 (de) 2011-11-02
DE602004032242D1 (de) 2011-05-26
USRE43264E1 (en) 2012-03-27
EP1651974A1 (de) 2006-05-03
EP1651974B1 (de) 2011-04-13
US20060186882A1 (en) 2006-08-24
US7466128B2 (en) 2008-12-16

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