WO2005034141A2 - Parallel transceiver for nuclear magnetic resonance system - Google Patents
Parallel transceiver for nuclear magnetic resonance system Download PDFInfo
- Publication number
- WO2005034141A2 WO2005034141A2 PCT/US2004/032531 US2004032531W WO2005034141A2 WO 2005034141 A2 WO2005034141 A2 WO 2005034141A2 US 2004032531 W US2004032531 W US 2004032531W WO 2005034141 A2 WO2005034141 A2 WO 2005034141A2
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- signal
- coupled
- feedback
- coil
- output
- Prior art date
Links
- 238000005481 NMR spectroscopy Methods 0.000 title description 8
- 230000005284 excitation Effects 0.000 claims abstract description 14
- 238000003384 imaging method Methods 0.000 claims description 12
- 230000005291 magnetic effect Effects 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 9
- 230000005669 field effect Effects 0.000 claims description 3
- 230000010363 phase shift Effects 0.000 claims description 2
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 238000001514 detection method Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 4
- 238000012544 monitoring process Methods 0.000 description 4
- 239000000523 sample Substances 0.000 description 4
- 238000005457 optimization Methods 0.000 description 3
- 238000004435 EPR spectroscopy Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000002599 functional magnetic resonance imaging Methods 0.000 description 2
- 230000002452 interceptive effect Effects 0.000 description 2
- 238000002595 magnetic resonance imaging Methods 0.000 description 2
- 238000001208 nuclear magnetic resonance pulse sequence Methods 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 238000012795 verification Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 210000005013 brain tissue Anatomy 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012811 non-conductive material Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
- 238000004611 spectroscopical analysis Methods 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 230000002123 temporal effect Effects 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
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
- G01R33/34046—Volume type coils, e.g. bird-cage coils; Quadrature bird-cage coils; Circularly polarised 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
-
- 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
- G01R33/24—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
Definitions
- This subject matter relates to magnetic resonance imaging, and more particularly, to a method and system for excitation and detection of magnetic resonance signals using a multi-element radio frequency coil.
Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU2004277703A AU2004277703A1 (en) | 2003-10-03 | 2004-10-04 | Parallel transceiver for nuclear magnetic resonance system |
EP04794035A EP1673642A4 (en) | 2003-10-03 | 2004-10-04 | Parallel transceiver for nuclear magnetic resonance system |
CA2539821A CA2539821C (en) | 2003-10-03 | 2004-10-04 | Parallel transceiver for nuclear magnetic resonance system |
JP2006534199A JP4950664B2 (en) | 2003-10-03 | 2004-10-04 | Parallel transceiver for nuclear magnetic resonance systems |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US50866203P | 2003-10-03 | 2003-10-03 | |
US60/508,662 | 2003-10-03 |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2005034141A2 true WO2005034141A2 (en) | 2005-04-14 |
WO2005034141A3 WO2005034141A3 (en) | 2005-09-09 |
Family
ID=34421771
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US2004/032531 WO2005034141A2 (en) | 2003-10-03 | 2004-10-04 | Parallel transceiver for nuclear magnetic resonance system |
Country Status (8)
Country | Link |
---|---|
US (1) | US6969992B2 (en) |
EP (1) | EP1673642A4 (en) |
JP (1) | JP4950664B2 (en) |
KR (1) | KR20060090241A (en) |
CN (1) | CN1864080A (en) |
AU (1) | AU2004277703A1 (en) |
CA (1) | CA2539821C (en) |
WO (1) | WO2005034141A2 (en) |
Cited By (6)
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---|---|---|---|---|
WO2006117714A2 (en) | 2005-04-29 | 2006-11-09 | Koninklijke Philips Electronics N.V. | Method and circuit arrangement for operating multi-channel transmit/receive antenna devices |
EP1852710A2 (en) * | 2006-05-05 | 2007-11-07 | Quality Electro Dynamics, LLC. | Active decoupling of MRI RF transmit coils |
EP1991887A2 (en) * | 2006-02-17 | 2008-11-19 | The Regents of the University of Minnesota | High field magnetic resonance |
JP2009501553A (en) * | 2005-04-29 | 2009-01-22 | 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 | Power monitoring method and circuit arrangement in multi-channel transmission / reception antenna apparatus |
US7710117B2 (en) | 2004-05-07 | 2010-05-04 | Regents Of The University Of Minnesota | Multi-current elements for magnetic resonance radio frequency coils |
WO2012143833A1 (en) * | 2011-04-21 | 2012-10-26 | Koninklijke Philips Electronics N.V. | Multichannel rf volume resonator for mri |
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FR2830085B1 (en) * | 2001-09-26 | 2003-12-19 | Univ Claude Bernard Lyon | UNIVERSAL CONNECTION / RECEPTION DEVICE FOR A NUCLEAR MAGNETIC RESONANCE IMAGER |
US20090080788A1 (en) * | 2003-04-17 | 2009-03-26 | Droplet Technology, Inc. | Multiple Technique Entropy Coding System And Method |
WO2005017549A1 (en) | 2003-07-09 | 2005-02-24 | Walsh David O | Multicoil nmr data acquisition and processing methods |
WO2006114749A1 (en) * | 2005-04-28 | 2006-11-02 | Koninklijke Philips Electronics N.V. | Method and circuit arrangement for operating multi-channel transmit/receive antenna devices |
US20080265889A1 (en) * | 2005-10-07 | 2008-10-30 | Koninklijke Philips Electronics N. V. | Multiple-Channel Transmit Magnetic Resonance |
WO2007130588A2 (en) * | 2006-05-04 | 2007-11-15 | Regents Of The University Of Minnesota | Radio frequency field localization for magnetic resonance |
US8127676B2 (en) * | 2006-10-13 | 2012-03-06 | Heidelberger Druckmaschinen Ag | Print control strip and method of preparing the same |
JP5379997B2 (en) * | 2007-05-01 | 2013-12-25 | 株式会社東芝 | Magnetic resonance imaging apparatus and magnetic resonance imaging method |
US7525313B2 (en) * | 2007-05-04 | 2009-04-28 | General Electric Company | System and method for multi-channel MR transmission |
WO2009062145A1 (en) * | 2007-11-09 | 2009-05-14 | Vista Clara, Inc. | Multicoil low-field nuclear magnetic resonance detection and imaging apparatus and method |
WO2010020917A1 (en) * | 2008-08-20 | 2010-02-25 | Koninklijke Philips Electronics N.V. | Rf power splitter for magnetic resonance system |
US8319495B1 (en) | 2008-10-27 | 2012-11-27 | Yudong Zhu | Multi-port RF systems and methods for MRI |
US8299681B2 (en) | 2009-03-06 | 2012-10-30 | Life Services, LLC | Remotely adjustable reactive and resistive electrical elements and method |
US7994788B2 (en) * | 2009-04-03 | 2011-08-09 | General Electric Company | Short hybrid microstrip magnetic resonance coils |
DE102009038784B4 (en) * | 2009-08-25 | 2019-03-28 | Siemens Healthcare Gmbh | Presettable transmission data storage element of an MR transmission unit in array applications |
DE102009040391B4 (en) | 2009-09-07 | 2013-10-24 | Siemens Aktiengesellschaft | Scalable multichannel transmitter system for an MR transmission array |
US8816684B2 (en) * | 2009-11-09 | 2014-08-26 | Vista Clara Inc. | Noise canceling in-situ NMR detection |
US10162026B2 (en) | 2009-11-09 | 2018-12-25 | Vista Clara Inc. | Noise canceling in-situ NMR detection |
US8854042B2 (en) | 2010-08-05 | 2014-10-07 | Life Services, LLC | Method and coils for human whole-body imaging at 7 T |
JP5707066B2 (en) * | 2010-07-22 | 2015-04-22 | 株式会社東芝 | Magnetic resonance imaging system |
DE102010033330B4 (en) * | 2010-08-04 | 2014-04-30 | Siemens Aktiengesellschaft | Magnetic resonance antenna arrangement, magnetic resonance apparatus and method for acquisition of magnetic resonance signals |
US8604791B2 (en) | 2010-09-09 | 2013-12-10 | Life Services, LLC | Active transmit elements for MRI coils and other antenna devices |
JP5279786B2 (en) * | 2010-09-24 | 2013-09-04 | 株式会社東芝 | Magnetic resonance measuring device |
US8406853B2 (en) | 2010-11-12 | 2013-03-26 | Imris Inc. | Multi transmit/receive head array coil with removable panels |
US9097769B2 (en) | 2011-02-28 | 2015-08-04 | Life Services, LLC | Simultaneous TX-RX for MRI systems and other antenna devices |
CN102654568A (en) * | 2011-03-01 | 2012-09-05 | 西门子公司 | Method and device for establishing excitation parameters for mr imaging |
JP5868025B2 (en) * | 2011-05-23 | 2016-02-24 | 株式会社東芝 | Magnetic resonance imaging system |
CN103649767B (en) * | 2011-07-04 | 2016-09-21 | 皇家飞利浦有限公司 | There is the magnetic resonance imaging system of multichannel impedance matching network |
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CN103308874B (en) * | 2012-03-06 | 2016-06-08 | 西门子(深圳)磁共振有限公司 | Coil device and magnetic resonance imaging system |
DE102012205294B3 (en) * | 2012-03-30 | 2013-06-27 | Siemens Aktiengesellschaft | Method for controlling magnetic resonance system with transmitting antenna arrangement, involves actuating individual high frequency transmission channels of transmitting antenna arrangement with independent transmission pulses |
US9500727B2 (en) | 2012-04-20 | 2016-11-22 | Regents Of The University Of Minnesota | System and method for control of RF circuits for use with an MRI system |
RU2620861C2 (en) * | 2012-05-14 | 2017-05-30 | Конинклейке Филипс Н.В. | Power supply circuit design for transmitting rf signal to multiple coil elements in magnetic-resonance coil system |
JP6261928B2 (en) * | 2012-09-25 | 2018-01-17 | 東芝メディカルシステムズ株式会社 | Magnetic resonance imaging apparatus and high-frequency output measuring apparatus thereof |
KR101967241B1 (en) | 2013-01-16 | 2019-04-09 | 삼성전자주식회사 | RF coil device, magnetic resonance apparatus employing the same, and method of operating the RF coil device |
DE102013213400A1 (en) * | 2013-06-21 | 2014-12-24 | Siemens Aktiengesellschaft | Transmitting unit for a magnetic resonance tomography system |
JP2015058009A (en) * | 2013-09-17 | 2015-03-30 | 株式会社日立メディコ | Magnetic resonance imaging apparatus |
US10191128B2 (en) | 2014-02-12 | 2019-01-29 | Life Services, LLC | Device and method for loops-over-loops MRI coils |
US10288711B1 (en) | 2015-04-30 | 2019-05-14 | Life Services, LLC | Device and method for simultaneous TX/RX in strongly coupled MRI coil loops |
US10827948B1 (en) | 2015-11-25 | 2020-11-10 | Life Services, LLC | Method and apparatus for multi-part close fitting head coil |
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-
2004
- 2004-10-04 AU AU2004277703A patent/AU2004277703A1/en not_active Abandoned
- 2004-10-04 KR KR1020067006286A patent/KR20060090241A/en not_active Application Discontinuation
- 2004-10-04 CN CNA2004800288526A patent/CN1864080A/en active Pending
- 2004-10-04 CA CA2539821A patent/CA2539821C/en active Active
- 2004-10-04 JP JP2006534199A patent/JP4950664B2/en active Active
- 2004-10-04 EP EP04794035A patent/EP1673642A4/en not_active Ceased
- 2004-10-04 WO PCT/US2004/032531 patent/WO2005034141A2/en active Application Filing
- 2004-10-04 US US10/957,870 patent/US6969992B2/en active Active
Non-Patent Citations (1)
Title |
---|
See references of EP1673642A4 * |
Cited By (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7710117B2 (en) | 2004-05-07 | 2010-05-04 | Regents Of The University Of Minnesota | Multi-current elements for magnetic resonance radio frequency coils |
WO2006117714A2 (en) | 2005-04-29 | 2006-11-09 | Koninklijke Philips Electronics N.V. | Method and circuit arrangement for operating multi-channel transmit/receive antenna devices |
WO2006117714A3 (en) * | 2005-04-29 | 2007-06-21 | Koninkl Philips Electronics Nv | Method and circuit arrangement for operating multi-channel transmit/receive antenna devices |
JP2008539637A (en) * | 2005-04-29 | 2008-11-13 | 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 | Method and circuit arrangement for operating a multi-channel transmit / receive antenna apparatus. |
JP2009501553A (en) * | 2005-04-29 | 2009-01-22 | 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 | Power monitoring method and circuit arrangement in multi-channel transmission / reception antenna apparatus |
US7615999B2 (en) | 2005-04-29 | 2009-11-10 | Koninklijke Philips Electronics N.V. | Method and circuit arrangement for operating multi-channel transmit/receive antenna devices |
EP1991887A2 (en) * | 2006-02-17 | 2008-11-19 | The Regents of the University of Minnesota | High field magnetic resonance |
EP1991887A4 (en) * | 2006-02-17 | 2011-06-29 | Univ Minnesota | High field magnetic resonance |
EP1852710A2 (en) * | 2006-05-05 | 2007-11-07 | Quality Electro Dynamics, LLC. | Active decoupling of MRI RF transmit coils |
EP1852710A3 (en) * | 2006-05-05 | 2009-09-23 | Quality Electro Dynamics, LLC. | Active decoupling of MRI RF transmit coils |
WO2012143833A1 (en) * | 2011-04-21 | 2012-10-26 | Koninklijke Philips Electronics N.V. | Multichannel rf volume resonator for mri |
US9535142B2 (en) | 2011-04-21 | 2017-01-03 | Koninklijke Philips Electronics N.V. | Multichannel RF volume resonator for MRI |
Also Published As
Publication number | Publication date |
---|---|
US6969992B2 (en) | 2005-11-29 |
JP4950664B2 (en) | 2012-06-13 |
EP1673642A2 (en) | 2006-06-28 |
KR20060090241A (en) | 2006-08-10 |
JP2007507719A (en) | 2007-03-29 |
CA2539821A1 (en) | 2005-04-14 |
EP1673642A4 (en) | 2008-06-25 |
CN1864080A (en) | 2006-11-15 |
CA2539821C (en) | 2015-04-14 |
US20050116715A1 (en) | 2005-06-02 |
AU2004277703A1 (en) | 2005-04-14 |
WO2005034141A3 (en) | 2005-09-09 |
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