CN109844555B - 无线磁共振能量收集和线圈去谐 - Google Patents

无线磁共振能量收集和线圈去谐 Download PDF

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Publication number
CN109844555B
CN109844555B CN201780060049.8A CN201780060049A CN109844555B CN 109844555 B CN109844555 B CN 109844555B CN 201780060049 A CN201780060049 A CN 201780060049A CN 109844555 B CN109844555 B CN 109844555B
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China
Prior art keywords
magnetic resonance
energy
coil
circuit
detuning
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CN201780060049.8A
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Chinese (zh)
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CN109844555A (zh
Inventor
T·奥尔蒂斯
A·甘蒂
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Koninklijke Philips NV
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Koninklijke Philips NV
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    • 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
    • G01R33/3642—Mutual coupling or decoupling of multiple coils, e.g. decoupling of a receive coil from a transmission coil, or intentional coupling of RF coils, e.g. for RF magnetic field amplification
    • G01R33/3657—Decoupling of multiple RF coils wherein the multiple RF coils do not have the same function in MR, e.g. decoupling of a transmission coil from a receive coil
    • 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
    • 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
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—ELECTRIC POWER NETWORKS; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
    • H02J50/10—Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling

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  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Power Engineering (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
CN201780060049.8A 2016-09-29 2017-09-28 无线磁共振能量收集和线圈去谐 Active CN109844555B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201662401326P 2016-09-29 2016-09-29
US62/401,326 2016-09-29
PCT/EP2017/074629 WO2018060332A1 (en) 2016-09-29 2017-09-28 Wireless magnetic resonance energy harvesting and coil detuning

Publications (2)

Publication Number Publication Date
CN109844555A CN109844555A (zh) 2019-06-04
CN109844555B true CN109844555B (zh) 2025-01-17

Family

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CN201780060049.8A Active CN109844555B (zh) 2016-09-29 2017-09-28 无线磁共振能量收集和线圈去谐

Country Status (5)

Country Link
US (1) US10816622B2 (https=)
EP (1) EP3519841B1 (https=)
JP (1) JP7025417B2 (https=)
CN (1) CN109844555B (https=)
WO (1) WO2018060332A1 (https=)

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EP3623831A1 (en) * 2018-09-11 2020-03-18 Koninklijke Philips N.V. Magnetic resonace receive coil with detune circuit and energy harvesting circuit
DE102020212901B4 (de) * 2019-10-14 2023-03-23 Lg Electronics Inc. Drahtloser leistungssensor
DE112021005294T5 (de) 2020-10-06 2023-08-31 Koninklijke Philips N.V. Energiegewinnungsentkoppler für ein magnetresonanz-bildgebungssystem (mri-system)
EP4001944A1 (en) * 2020-11-12 2022-05-25 Koninklijke Philips N.V. Radio frequency receiver with detection of a malfunction of a detune circuit
US11823723B2 (en) * 2021-11-22 2023-11-21 International Business Machines Corporation Memory device with spin-harvesting structure
EP4530652A1 (en) * 2023-09-29 2025-04-02 Koninklijke Philips N.V. Radio frequency receiver antenna assembly

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WO2016001180A1 (en) * 2014-07-01 2016-01-07 Koninklijke Philips N.V. Mr receive coil with detune circuit and energy harvesting circuit
CN105811797A (zh) * 2015-01-16 2016-07-27 阿尔斯通运输科技公司 对制动能量进行回收的电馈线和/或变电站的换流器

Also Published As

Publication number Publication date
US20190265317A1 (en) 2019-08-29
CN109844555A (zh) 2019-06-04
EP3519841B1 (en) 2024-12-18
WO2018060332A1 (en) 2018-04-05
JP2019534741A (ja) 2019-12-05
EP3519841A1 (en) 2019-08-07
JP7025417B2 (ja) 2022-02-24
US10816622B2 (en) 2020-10-27

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