CN106716165B - 具有内置接收相位噪声指示器的数字接收器线圈 - Google Patents

具有内置接收相位噪声指示器的数字接收器线圈 Download PDF

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CN106716165B
CN106716165B CN201580051640.8A CN201580051640A CN106716165B CN 106716165 B CN106716165 B CN 106716165B CN 201580051640 A CN201580051640 A CN 201580051640A CN 106716165 B CN106716165 B CN 106716165B
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reference signal
magnetic resonance
resonance imaging
signal
imaging apparatus
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CN106716165A (zh
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A·赖高斯基
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Koninklijke Philips NV
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Koninklijke Philips NV
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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/05—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves
    • A61B5/055—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves involving electronic [EMR] or nuclear [NMR] magnetic resonance, e.g. magnetic resonance imaging
    • 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
    • G01R33/44—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
    • 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
    • G01R33/567—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution gated by physiological signals, i.e. synchronization of acquired MR data with periodical motion of an object of interest, e.g. monitoring or triggering system for cardiac or respiratory gating
    • G01R33/5673—Gating or triggering based on a physiological signal other than an MR signal, e.g. ECG gating or motion monitoring using optical systems for monitoring the motion of a fiducial marker

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Radiology & Medical Imaging (AREA)
  • General Health & Medical Sciences (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Biophysics (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physiology (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Artificial Intelligence (AREA)
  • Pulmonology (AREA)
  • Power Engineering (AREA)
  • Cardiology (AREA)
  • Pathology (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • Animal Behavior & Ethology (AREA)
  • Surgery (AREA)
  • Molecular Biology (AREA)
  • Medical Informatics (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Biomedical Technology (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
CN201580051640.8A 2014-09-25 2015-09-16 具有内置接收相位噪声指示器的数字接收器线圈 Active CN106716165B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201462055273P 2014-09-25 2014-09-25
US62/055,273 2014-09-25
PCT/IB2015/057122 WO2016046696A2 (en) 2014-09-25 2015-09-16 Digital receiver coil with built-in received phase noise indicator

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CN106716165A CN106716165A (zh) 2017-05-24
CN106716165B true CN106716165B (zh) 2020-01-07

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US (2) US10302716B2 (enExample)
EP (1) EP3198290B1 (enExample)
JP (1) JP6636508B2 (enExample)
CN (1) CN106716165B (enExample)
RU (1) RU2700469C2 (enExample)
WO (1) WO2016046696A2 (enExample)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102018112092A1 (de) * 2018-01-10 2019-07-11 Infineon Technologies Ag Integrierte mehrkanal-hf-schaltung mit phasenerfassung
WO2019137889A1 (en) 2018-01-12 2019-07-18 Koninklijke Philips N.V. System and method for clock recovery in wireless communications
JP7221977B2 (ja) 2018-02-16 2023-02-14 コーニンクレッカ フィリップス エヌ ヴェ 複数の搬送波を使用する改善された搬送波位相追従
US11041929B2 (en) 2018-08-14 2021-06-22 Shanghai United Imaging Healthcare Co., Ltd. Systems and methods for signal synchronization in MRI device
CN109171725B (zh) * 2018-08-14 2023-01-31 上海联影医疗科技股份有限公司 磁共振信号同步方法及磁共振系统
DE102020201102A1 (de) * 2020-01-30 2021-08-05 Siemens Healthcare Gmbh Verfahren zur Auswertung eines Pilottonsignals in einer Magnetresonanzeinrichtung, Magnetresonanzeinrichtung, Computerprogramm und elektronisch lesbarer Datenträger

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5525906A (en) * 1994-07-11 1996-06-11 General Electric Detection and elimination of wide bandwidth noise in MRI signals
JP3018197B2 (ja) * 1989-08-11 2000-03-13 ピカー インターナショナル インコーポレイテッド 磁気共鳴像形成システム
CN1361429A (zh) * 2000-12-28 2002-07-31 中国科学院武汉物理与数学研究所 一种数字化核磁共振接收装置
CN1394549A (zh) * 2001-07-04 2003-02-05 Ge医疗系统环球技术有限公司 射频发射电路、复数数字式合成器和磁共振成像设备
CN1588113A (zh) * 2004-07-23 2005-03-02 华东师范大学 一种核磁共振成像信号的接收方法
CN102714561A (zh) * 2010-01-22 2012-10-03 株式会社东芝 无线发送接收系统
CN102890748A (zh) * 2011-07-21 2013-01-23 株式会社东芝 图像处理系统、装置、 方法以及医用图像诊断装置

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3099979B2 (ja) * 1991-05-27 2000-10-16 日本電信電話株式会社 付加位相雑音測定方法および装置
JPH07307621A (ja) * 1994-05-10 1995-11-21 Nec Corp 遅延線方式ｆｍ復調器
JPH10165392A (ja) * 1996-12-13 1998-06-23 Hitachi Medical Corp 磁気共鳴イメージング装置
DE602004017337D1 (de) * 2003-09-10 2008-12-04 Koninkl Philips Electronics Nv Magnetresonanzabbildungs-empfangskette mit dynamischer verstärkung und drahtloser empfängerspule
CN101052890B (zh) * 2004-11-04 2012-01-11 皇家飞利浦电子股份有限公司 磁共振设备和磁共振成像方法
BRPI0709861A2 (pt) * 2006-04-06 2011-07-26 Koninkl Philips Electronics Nv dispositivo para formaÇço de imagem por ressonÂncia magnÉtica, mÉtodo para formaÇço de imagem por rm, e, programa de computador
JP5032189B2 (ja) 2007-04-18 2012-09-26 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装置およびｒｆパルス生成回路
US9784805B2 (en) * 2007-06-19 2017-10-10 Koninklijke Philips N.V. MRI radio frequency receiver comprising digital down converter with connector that passes analog signal being contained within radio frequency receiver coil unit
DE602008006775D1 (de) * 2007-12-11 2011-06-16 Koninkl Philips Electronics Nv Verbesserte takterzeugung in mrt-empfängern
RU2511641C2 (ru) * 2008-06-04 2014-04-10 Конинклейке Филипс Электроникс Н.В. Адаптивное управление скоростью передачи данных
JP5355044B2 (ja) * 2008-11-11 2013-11-27 株式会社東芝 磁気共鳴映像装置
WO2010146502A1 (en) * 2009-06-19 2010-12-23 Koninklijke Philips Electronics N.V. Mri with hyperpolarisation device using photons with orbital angular momentum
US7952408B2 (en) * 2009-06-26 2011-05-31 University Of Florida Research Foundation, Inc. Embedded phase noise measurement system
JP5558079B2 (ja) 2009-11-06 2014-07-23 株式会社東芝 磁気共鳴画像診断装置
US8244192B2 (en) 2009-11-25 2012-08-14 General Electric Company System and method for wireless communication of magnetic resonance data
RU2559716C2 (ru) * 2009-12-17 2015-08-10 Конинклейке Филипс Электроникс Н.В. Прямой цифровой приемник с локальным независимым тактовым сигналом
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
KR101229499B1 (ko) * 2011-11-17 2013-02-04 삼성전자주식회사 Ｍｒｉ 시스템의 기기들 사이의 클럭을 동기화하기 위한 장치 및 방법
CN103529409B (zh) 2012-07-03 2015-12-02 上海联影医疗科技有限公司 数字化磁共振射频接收方法、接收机及成像系统
JP6100105B2 (ja) * 2013-06-21 2017-03-22 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
US10416251B2 (en) * 2014-03-31 2019-09-17 Koninklijke Philips N.V. Wireless clock synchronization system for magnetic resonance imaging systems and method of operation thereof
JP6466111B2 (ja) * 2014-09-09 2019-02-06 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
JP6620167B2 (ja) * 2015-03-31 2019-12-11 コーニンクレッカ フィリップス エヌ ヴェＫｏｎｉｎｋｌｉｊｋｅ Ｐｈｉｌｉｐｓ Ｎ．Ｖ． Ｒｆトランスデューサアレイと磁場プローブアレイとを有するワイヤレス型ｒｆコイル装置
JP6605268B2 (ja) * 2015-09-17 2019-11-13 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無線ｒｆコイル装置

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3018197B2 (ja) * 1989-08-11 2000-03-13 ピカー インターナショナル インコーポレイテッド 磁気共鳴像形成システム
US5525906A (en) * 1994-07-11 1996-06-11 General Electric Detection and elimination of wide bandwidth noise in MRI signals
CN1361429A (zh) * 2000-12-28 2002-07-31 中国科学院武汉物理与数学研究所 一种数字化核磁共振接收装置
CN1394549A (zh) * 2001-07-04 2003-02-05 Ge医疗系统环球技术有限公司 射频发射电路、复数数字式合成器和磁共振成像设备
CN1588113A (zh) * 2004-07-23 2005-03-02 华东师范大学 一种核磁共振成像信号的接收方法
CN102714561A (zh) * 2010-01-22 2012-10-03 株式会社东芝 无线发送接收系统
CN102890748A (zh) * 2011-07-21 2013-01-23 株式会社东芝 图像处理系统、装置、 方法以及医用图像诊断装置

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RU2017113606A (ru) 2018-10-25
US20190257900A1 (en) 2019-08-22
CN106716165A (zh) 2017-05-24
EP3198290B1 (en) 2019-05-01
US20170299672A1 (en) 2017-10-19
WO2016046696A2 (en) 2016-03-31
EP3198290A2 (en) 2017-08-02
WO2016046696A3 (en) 2016-05-26
RU2017113606A3 (enExample) 2019-04-04
JP6636508B2 (ja) 2020-01-29
US10302716B2 (en) 2019-05-28
JP2017528261A (ja) 2017-09-28
US10578690B2 (en) 2020-03-03
RU2700469C2 (ru) 2019-09-17

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