ATE551615T1 - Magnetresonanzvorrichtung und -verfahren - Google Patents

Magnetresonanzvorrichtung und -verfahren

Info

Publication number
ATE551615T1
ATE551615T1 AT05850076T AT05850076T ATE551615T1 AT E551615 T1 ATE551615 T1 AT E551615T1 AT 05850076 T AT05850076 T AT 05850076T AT 05850076 T AT05850076 T AT 05850076T AT E551615 T1 ATE551615 T1 AT E551615T1
Authority
AT
Austria
Prior art keywords
sampling
examination zone
energizing
magnetic resonance
wireless receiving
Prior art date
Application number
AT05850076T
Other languages
English (en)
Inventor
Helvoort Marinus Van
Johannes Groen
Robert Kleihorst
Cornelis Ham
Original Assignee
Koninkl Philips Electronics Nv
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 filed Critical Koninkl Philips Electronics Nv
Application granted granted Critical
Publication of ATE551615T1 publication Critical patent/ATE551615T1/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
    • G01R33/36—Electrical details, e.g. matching or coupling of the coil to the receiver
    • G01R33/3692—Electrical details, e.g. matching or coupling of the coil to the receiver involving signal transmission without using electrically conductive connections, e.g. wireless communication or optical communication of the MR signal or an auxiliary signal other than the MR signal
    • 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
    • G01R33/28—Details of apparatus provided for in groups G01R33/44 - G01R33/64
    • G01R33/32—Excitation or detection systems, e.g. using radio frequency signals
    • G01R33/36—Electrical details, e.g. matching or coupling of the coil to the receiver
    • G01R33/3621—NMR receivers or demodulators, e.g. preamplifiers, means for frequency modulation of the MR signal using a digital down converter, means for analog to digital conversion [ADC] or for filtering or processing of the MR signal such as bandpass filtering, resampling, decimation or interpolation
AT05850076T 2004-12-21 2005-12-14 Magnetresonanzvorrichtung und -verfahren ATE551615T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP04106764 2004-12-21
PCT/IB2005/054230 WO2006067682A2 (en) 2004-12-21 2005-12-14 Magnetic resonance device and method

Publications (1)

Publication Number Publication Date
ATE551615T1 true ATE551615T1 (de) 2012-04-15

Family

ID=36440965

Family Applications (1)

Application Number Title Priority Date Filing Date
AT05850076T ATE551615T1 (de) 2004-12-21 2005-12-14 Magnetresonanzvorrichtung und -verfahren

Country Status (6)

Country Link
US (1) US7750630B2 (de)
EP (1) EP1831710B1 (de)
JP (1) JP4856094B2 (de)
CN (1) CN101088021B (de)
AT (1) ATE551615T1 (de)
WO (1) WO2006067682A2 (de)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110009730A1 (en) 2007-11-30 2011-01-13 Koninklijke Philips Electronics N.V. Mri system apparatus to produce electric current
WO2009069097A1 (en) 2007-11-30 2009-06-04 Koninklijke Philips Electronics N.V. Mr coils with an active electronic component having an indirect power connection
US8598874B2 (en) * 2007-12-21 2013-12-03 Koninklijke Philips N.V. Wireless transmit and receive MRI coils
WO2009153727A2 (en) * 2008-06-20 2009-12-23 Koninklijke Philips Electronics N.V. Inductive power transfer system
WO2010068299A1 (en) * 2008-12-12 2010-06-17 Yale University Parallel magnetic resonance imaging using nonlinear gradient encoding
GB0905768D0 (en) * 2009-04-03 2009-05-20 Siemens Ag Antenna feed
GB2469159B (en) * 2009-04-03 2011-12-21 Siemens Ag Upconverter
GB0905752D0 (en) * 2009-04-03 2009-05-20 Siemens Ag Hybrid amplifier
GB0905771D0 (en) * 2009-04-03 2009-05-20 Siemens Ag Motion compensation
US8049500B2 (en) * 2009-04-03 2011-11-01 Case Western Reserve University Dynamically selectively configuring wireless transmitter associated with MRI detector coil
GB0905755D0 (en) * 2009-04-03 2009-05-20 Siemens Ag Directional coupler
GB0905770D0 (en) * 2009-04-03 2009-05-20 Siemens Ag Bias control
GB0905769D0 (en) * 2009-04-03 2009-05-20 Siemens Ag Microwave connection
GB0905753D0 (en) * 2009-04-03 2009-05-20 Siemens Ag Mixer
JP5361514B2 (ja) * 2009-04-27 2013-12-04 株式会社東芝 磁気共鳴イメージング装置、及び磁気共鳴イメージング装置における受信信号の処理方法
EP2270529A1 (de) * 2009-07-03 2011-01-05 Koninklijke Philips Electronics N.V. Verstimmbare RF-Empfangsantennenvorrichtung
GB0915657D0 (en) * 2009-09-08 2009-10-07 Siemens Ag Amplifier
JP5481163B2 (ja) * 2009-10-30 2014-04-23 株式会社東芝 磁気共鳴映像装置
DE102010012395B4 (de) * 2010-03-23 2014-04-30 Siemens Aktiengesellschaft Übertragungsverfahren für Magnetresonanzsignale mit zweifacher Frequenzumsetzung
DE102010028901A1 (de) * 2010-05-11 2011-11-17 Albert-Ludwigs-Universität Freiburg Magnetresonanz-Apparatur
DE102010044187B4 (de) * 2010-11-19 2013-10-31 Siemens Aktiengesellschaft Lokalspule für eine Magnetresonanzeinrichtung und Magnetresonanzeinrichtung
EP2710395A1 (de) * 2011-04-11 2014-03-26 Koninklijke Philips N.V. Mr-bildgebung mit b1-mapping
DE102011076918B4 (de) 2011-06-03 2019-03-21 Siemens Healthcare Gmbh Lokalspulensystem, Magnetresonanzsystem und Verfahren zur drahtlosen Energieübertragung zu einem Lokalspulensystem
DE102011080141B4 (de) * 2011-07-29 2015-08-27 Siemens Aktiengesellschaft Verfahren zur adaptiven Energieübertragung zu einem Lokalspulensystem
KR20130091444A (ko) * 2012-02-08 2013-08-19 삼성전자주식회사 자기공명영상장치
JP6211807B2 (ja) * 2012-07-23 2017-10-11 東芝メディカルシステムズ株式会社 磁気共鳴イメージング装置
US9983281B2 (en) 2012-07-23 2018-05-29 Toshiba Medical Systems Corporation Magnetic resonance imaging apparatus, bed device and RF coil device
JP6073612B2 (ja) * 2012-09-12 2017-02-01 東芝メディカルシステムズ株式会社 磁気共鳴イメージング装置
JP6391911B2 (ja) 2013-01-23 2018-09-19 キヤノンメディカルシステムズ株式会社 磁気共鳴イメージング装置、及び、ｒｆコイル装置
US10416252B2 (en) 2014-07-01 2019-09-17 Koninklijke Philips N.V. MR receive coil with detune circuit and energy harvesting circuit
WO2016059190A1 (en) * 2014-10-16 2016-04-21 Koninklijke Philips N.V. Receive coil unit with integrated noise antennas and magnetic resonance imaging system with such a receive coil unit
JP6462776B2 (ja) * 2017-06-14 2019-01-30 キヤノンメディカルシステムズ株式会社 磁気共鳴イメージング装置
EP3611527B1 (de) 2018-08-16 2021-07-14 Siemens Healthcare GmbH Lokalspule und system zur drahtlosen energieübertragung
JP6688867B2 (ja) * 2018-12-26 2020-04-28 キヤノンメディカルシステムズ株式会社 磁気共鳴イメージング装置

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4740744A (en) * 1985-09-18 1988-04-26 Lp Com Digital signal processing apparatus for analog signals having wide frequency and dynamic ranges
JPH048348A (ja) * 1990-04-25 1992-01-13 Hitachi Medical Corp 磁気共鳴イメージング装置用受信コイル
DE4126537A1 (de) * 1991-08-10 1993-02-11 Philips Patentverwaltung Kernresonanz-untersuchungsgeraet mit einer spulenanordnung
JP3168675B2 (ja) * 1992-03-19 2001-05-21 株式会社日立製作所 核磁気共鳴検査装置
US5529068A (en) * 1994-06-16 1996-06-25 The Regents Of The University Of California Synchronized digital signal processor for MRI reception
US6297637B1 (en) * 1998-12-29 2001-10-02 Siemens Aktiengesellschaft High-frequency receiver, particularly for a nuclear magnetic resonance apparatus
US6474341B1 (en) * 1999-10-28 2002-11-05 Surgical Navigation Technologies, Inc. Surgical communication and power system
DE10019539A1 (de) * 2000-04-20 2001-10-25 Abb Research Ltd Sensor mit drahtloser Energieversorgung
US6621413B1 (en) * 2000-08-16 2003-09-16 Ge Medical Systems Global Technology Company, Llc Wireless monitoring of a mobile magnet
US20030060808A1 (en) * 2000-10-04 2003-03-27 Wilk Peter J. Telemedical method and system
DE10130617C2 (de) * 2001-06-26 2003-06-18 Siemens Ag Spule mit Transponder für eine Magnetresonanzanlage
US6961604B1 (en) * 2001-10-09 2005-11-01 Koninklijke Philips Electroncis N.V. Wireless controller and application interface for an MRI system
US20030206019A1 (en) 2002-05-02 2003-11-06 Boskamp Eddy B. Wireless RF module for an MR imaging system
WO2004089211A2 (en) * 2003-04-10 2004-10-21 Koninklijke Philips Electronics N.V. Wireless digital transmission of mr signals
JP3964354B2 (ja) * 2003-06-11 2007-08-22 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 医療診断装置
EP1664820B1 (de) * 2003-09-10 2008-10-22 Koninklijke Philips Electronics N.V. Magnetresonanzabbildungs-empfangskette mit dynamischer verstärkung und drahtloser empfängerspule

Also Published As

Publication number Publication date
CN101088021B (zh) 2010-06-16
EP1831710B1 (de) 2012-03-28
US20090237079A1 (en) 2009-09-24
CN101088021A (zh) 2007-12-12
JP4856094B2 (ja) 2012-01-18
EP1831710A2 (de) 2007-09-12
WO2006067682A3 (en) 2006-08-31
JP2008523943A (ja) 2008-07-10
US7750630B2 (en) 2010-07-06
WO2006067682A2 (en) 2006-06-29

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