DE602004017337D1 - Magnetresonanzabbildungs-empfangskette mit dynamischer verstärkung und drahtloser empfängerspule - Google Patents

Magnetresonanzabbildungs-empfangskette mit dynamischer verstärkung und drahtloser empfängerspule

Info

Publication number
DE602004017337D1
DE602004017337D1 DE602004017337T DE602004017337T DE602004017337D1 DE 602004017337 D1 DE602004017337 D1 DE 602004017337D1 DE 602004017337 T DE602004017337 T DE 602004017337T DE 602004017337 T DE602004017337 T DE 602004017337T DE 602004017337 D1 DE602004017337 D1 DE 602004017337D1
Authority
DE
Germany
Prior art keywords
reference signal
magnetic resonance
wireless receiver
receiver
receiver coil
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
DE602004017337T
Other languages
English (en)
Inventor
Boef Johannes H Den
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koninklijke Philips NV
Original Assignee
Koninklijke 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 Koninklijke Philips Electronics NV filed Critical Koninklijke Philips Electronics NV
Publication of DE602004017337D1 publication Critical patent/DE602004017337D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • G01R33/36—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
    • 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
    • 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
    • G01R33/543—Control of the operation of the MR system, e.g. setting of acquisition parameters prior to or during MR data acquisition, dynamic shimming, use of one or more scout images for scan plane prescription
DE602004017337T 2003-09-10 2004-09-01 Magnetresonanzabbildungs-empfangskette mit dynamischer verstärkung und drahtloser empfängerspule Active DE602004017337D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US50172403P 2003-09-10 2003-09-10
PCT/IB2004/051653 WO2005024448A1 (en) 2003-09-10 2004-09-01 Magnetic resonance imaging receive chain with dynamic gain and wireless receiver coil

Publications (1)

Publication Number Publication Date
DE602004017337D1 true DE602004017337D1 (de) 2008-12-04

Family

ID=34273066

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602004017337T Active DE602004017337D1 (de) 2003-09-10 2004-09-01 Magnetresonanzabbildungs-empfangskette mit dynamischer verstärkung und drahtloser empfängerspule

Country Status (6)

Country Link
US (1) US7323876B2 (de)
EP (1) EP1664820B1 (de)
JP (1) JP4564958B2 (de)
AT (1) ATE412189T1 (de)
DE (1) DE602004017337D1 (de)
WO (1) WO2005024448A1 (de)

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CN101088021B (zh) * 2004-12-21 2010-06-16 皇家飞利浦电子股份有限公司 磁共振设备和方法
WO2006121949A1 (en) * 2005-05-06 2006-11-16 Regents Of The University Of Minnesota Wirelessly coupled magnetic resonance coil
JP4936865B2 (ja) * 2006-01-06 2012-05-23 株式会社東芝 磁気共鳴イメージング装置、磁気共鳴イメージング装置のコイルシステムおよ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
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CN101322647B (zh) * 2007-06-15 2010-09-29 Ge医疗系统环球技术有限公司 磁共振成像设备和射频发射增益设置方法
WO2008155703A1 (en) * 2007-06-19 2008-12-24 Koninklijke Philips Electronics N.V. Mri radio frequency receiver comprising digital down converter
DE102007048970A1 (de) * 2007-10-12 2009-04-23 Siemens Ag B0-Feld-Drift-Korrektur bei einer magnetresonanztomographisch erstellten Temperaturkarte
ATE508373T1 (de) * 2007-12-11 2011-05-15 Koninkl Philips Electronics Nv Verbesserte takterzeugung in mrt-empfängern
JP5624283B2 (ja) * 2008-06-30 2014-11-12 株式会社東芝 磁気共鳴診断装置および磁気共鳴診断メインユニット
JP5355044B2 (ja) * 2008-11-11 2013-11-27 株式会社東芝 磁気共鳴映像装置
GB0820685D0 (en) * 2008-11-12 2008-12-17 Siemens Ag Motion compensation
GB0905771D0 (en) * 2009-04-03 2009-05-20 Siemens Ag Motion compensation
GB0905768D0 (en) * 2009-04-03 2009-05-20 Siemens Ag Antenna feed
GB0905770D0 (en) * 2009-04-03 2009-05-20 Siemens Ag Bias control
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
GB0905753D0 (en) * 2009-04-03 2009-05-20 Siemens Ag Mixer
GB2469159B (en) * 2009-04-03 2011-12-21 Siemens Ag Upconverter
GB0905769D0 (en) * 2009-04-03 2009-05-20 Siemens Ag Microwave connection
GB0905752D0 (en) * 2009-04-03 2009-05-20 Siemens Ag Hybrid amplifier
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
GB0915657D0 (en) * 2009-09-08 2009-10-07 Siemens Ag Amplifier
JP2011109222A (ja) * 2009-11-13 2011-06-02 Sinfonia Technology Co Ltd Ａ／ｄ変換装置、制振装置及びこれらを搭載した車両
US8244192B2 (en) * 2009-11-25 2012-08-14 General Electric Company System and method for wireless communication of magnetic resonance data
JP5422453B2 (ja) * 2010-03-18 2014-02-19 株式会社東芝 磁気共鳴イメージング装置
US9066673B2 (en) * 2010-09-01 2015-06-30 Mark A. Griswold Wireless/intervention-independent scan plane control for an MRI to track a catheter in a body
US20120154207A1 (en) * 2010-12-21 2012-06-21 Electronics And Telecommunications Research Institute Apparatus and method for scanning image in image processing system
KR101229499B1 (ko) 2011-11-17 2013-02-04 삼성전자주식회사 Ｍｒｉ 시스템의 기기들 사이의 클럭을 동기화하기 위한 장치 및 방법
US20130142381A1 (en) * 2011-12-02 2013-06-06 Field Tested Software Llc Real time spectroscopy processing and analysis system
DE102014201119A1 (de) * 2014-01-22 2015-07-23 Siemens Aktiengesellschaft Sendevorrichtung zum Übertragen eines frequenzmodulierten Signals
DE102014205888B3 (de) * 2014-03-28 2015-05-28 Siemens Aktiengesellschaft Frequenzüberwachung von Gradientenpulsen bei der Magnetresonanz-Bildgebung
WO2016046696A2 (en) * 2014-09-25 2016-03-31 Koninklijke Philips N.V. Digital receiver coil with built-in received phase noise indicator
JP6453068B2 (ja) 2014-12-11 2019-01-16 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
WO2016157009A1 (en) * 2015-03-31 2016-10-06 Koninklijke Philips N.V. Wireless-type rf coil and transmitter for legacy magnetic resonance imaging (mri) systems and method of operation thereof
CN107247245A (zh) 2017-05-17 2017-10-13 上海东软医疗科技有限公司 接收机、信号接收处理方法和磁共振成像设备
EP3611527B1 (de) * 2018-08-16 2021-07-14 Siemens Healthcare GmbH Lokalspule und system zur drahtlosen energieübertragung
KR102258269B1 (ko) * 2019-03-07 2021-05-31 주식회사 지에스인스텍 자기공명영상장치의 무선주파수 전력증폭장치
EP3742184A1 (de) 2019-05-20 2020-11-25 Koninklijke Philips N.V. Mehrkanalige pilotton-bewegungserkennung
EP3745154A1 (de) * 2019-05-31 2020-12-02 Siemens Healthcare GmbH Verfahren, speichermedium und magnetresonanzvorrichtung zum erhalten eines magnetresonanzdatensatzes welcher ein pilotsignal enthält
EP3796020A1 (de) * 2019-09-17 2021-03-24 Siemens Healthcare GmbH Empfang vom nutzsignalen im magnetresonanz-frequenzband
EP3819653B1 (de) * 2019-11-07 2023-09-06 Siemens Healthcare GmbH Verfahren zum prüfen einer empfangskette eines magnetresonanztomographen
DE102020204167A1 (de) * 2020-03-31 2021-09-30 Siemens Healthcare Gmbh Magnetresonanztomograph sowie System und Verfahren zum Verhindern von Störungen
EP3895610B1 (de) * 2020-04-17 2022-11-09 Siemens Healthcare GmbH Verfahren und vorrichtung zum erfassen einer bewegung eines probanden in einem magnetischen resonanzbilgebungsgerät
DE102020214448A1 (de) * 2020-11-17 2022-05-19 Siemens Healthcare Gmbh Verfahren zu einer Aufnahme von MR-Daten
EP4302109A1 (de) * 2021-03-04 2024-01-10 Koninklijke Philips N.V. Entzerrung für signale der magnetresonanzbildgebung (mrt)

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JPS622143A (ja) * 1985-06-28 1987-01-08 Yokogawa Electric Corp Ｎｍｒ撮像装置の自動利得調整装置
US4885549A (en) 1988-11-30 1989-12-05 General Electric Company Method of phase and amplitude correction of NMR signals using a reference marker
US5023552A (en) 1989-01-27 1991-06-11 U.S. Philips Corp. Magnetic resonance device with a selectable gain signal amplifier
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JP3142905B2 (ja) * 1991-08-28 2001-03-07 株式会社東芝 磁気共鳴映像装置
US5455964A (en) 1993-03-26 1995-10-03 Claircom Communications Group, Inc. Stabilization of frequency and power in an airborne communication system
US5451876A (en) * 1993-10-18 1995-09-19 General Electric Company MRI system with dynamic receiver gain
US6111411A (en) 1998-04-07 2000-08-29 Generalelectric Company RF power calibration for an MRI system using multiple axis projections
US6448770B1 (en) * 2000-03-30 2002-09-10 Koninklijke Philips Electronics, N.V. Gain selection for magnetic resonance imaging and spectroscopy
US6943548B1 (en) * 2001-06-22 2005-09-13 Fonar Corporation Adaptive dynamic range receiver for MRI
US6621433B1 (en) * 2001-06-22 2003-09-16 Fonar Corporation Adaptive dynamic range receiver for MRI
US7123009B1 (en) * 2005-09-22 2006-10-17 The Board Of Trustees Of The Leland Stanford Junior University Synchronization of wireless transmitted MRI signals in MRI system

Also Published As

Publication number Publication date
EP1664820A1 (de) 2006-06-07
EP1664820B1 (de) 2008-10-22
ATE412189T1 (de) 2008-11-15
JP2007504878A (ja) 2007-03-08
WO2005024448A1 (en) 2005-03-17
US7323876B2 (en) 2008-01-29
JP4564958B2 (ja) 2010-10-20
US20060244452A1 (en) 2006-11-02

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