JP2024529948A - アンチノイズを生成する磁気共鳴イメージングシステム - Google Patents

アンチノイズを生成する磁気共鳴イメージングシステム Download PDF

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Publication number
JP2024529948A
JP2024529948A JP2024504513A JP2024504513A JP2024529948A JP 2024529948 A JP2024529948 A JP 2024529948A JP 2024504513 A JP2024504513 A JP 2024504513A JP 2024504513 A JP2024504513 A JP 2024504513A JP 2024529948 A JP2024529948 A JP 2024529948A
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Japan
Prior art keywords
magnetic resonance
resonance imaging
gradient coil
noise
training
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JP2024504513A
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English (en)
Japanese (ja)
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JP2024529948A5 (https=
Inventor
マニヴァナン ジャヤパラン
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Koninklijke Philips NV
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Koninklijke Philips NV
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Publication of JP2024529948A publication Critical patent/JP2024529948A/ja
Publication of JP2024529948A5 publication Critical patent/JP2024529948A5/ja
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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
    • G01R33/38—Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field
    • G01R33/385—Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field using gradient magnetic field coils
    • G01R33/3854—Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field using gradient magnetic field coils means for active and/or passive vibration damping or acoustical noise suppression in gradient magnet coil systems
    • 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
    • G01R33/283—Intercom or optical viewing arrangements, structurally associated with NMR apparatus
    • 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
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/175—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound
    • G10K11/178—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
    • G10K11/1781—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase characterised by the analysis of input or output signals, e.g. frequency range, modes, transfer functions
    • G10K11/17821—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase characterised by the analysis of input or output signals, e.g. frequency range, modes, transfer functions characterised by the analysis of the input signals only
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/175—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound
    • G10K11/178—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
    • G10K11/1787—General system configurations
    • G10K11/17873—General system configurations using a reference signal without an error signal, e.g. pure feedforward
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K2210/00—Details of active noise control [ANC] covered by G10K11/178 but not provided for in any of its subgroups
    • G10K2210/10—Applications
    • G10K2210/116—Medical; Dental
    • G10K2210/1161—NMR or MRI
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K2210/00—Details of active noise control [ANC] covered by G10K11/178 but not provided for in any of its subgroups
    • G10K2210/30—Means
    • G10K2210/301—Computational
    • G10K2210/3038—Neural networks
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K2210/00—Details of active noise control [ANC] covered by G10K11/178 but not provided for in any of its subgroups
    • G10K2210/30—Means
    • G10K2210/301—Computational
    • G10K2210/3047—Prediction, e.g. of future values of noise

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
JP2024504513A 2021-07-26 2022-07-15 アンチノイズを生成する磁気共鳴イメージングシステム Pending JP2024529948A (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP21187716.2 2021-07-26
EP21187716.2A EP4124876A1 (en) 2021-07-26 2021-07-26 Magnetic resonance imaging system generating anti-noise
PCT/EP2022/069927 WO2023006456A1 (en) 2021-07-26 2022-07-15 Magnetic resonance imaging system generating anti-noise

Publications (2)

Publication Number Publication Date
JP2024529948A true JP2024529948A (ja) 2024-08-14
JP2024529948A5 JP2024529948A5 (https=) 2025-06-20

Family

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JP2024504513A Pending JP2024529948A (ja) 2021-07-26 2022-07-15 アンチノイズを生成する磁気共鳴イメージングシステム

Country Status (5)

Country Link
US (1) US12487303B2 (https=)
EP (2) EP4124876A1 (https=)
JP (1) JP2024529948A (https=)
CN (1) CN117795361A (https=)
WO (1) WO2023006456A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4459307A1 (en) 2023-05-02 2024-11-06 Koninklijke Philips N.V. Communication system for magnetic resoannce imaging

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7239140B1 (en) 2005-12-21 2007-07-03 General Electric Company Method and apparatus for vibration-related artifact reduction
DE102013219309A1 (de) 2013-09-25 2015-03-26 Robert Bosch Gmbh Baukastensystem und Verfahren zur Herstellung einer Elektromaschine
JP6333078B2 (ja) 2014-06-09 2018-05-30 株式会社日立製作所 磁気共鳴イメージング装置および傾斜磁場波形調整方法
KR102483327B1 (ko) 2014-09-25 2022-12-30 삼성전자주식회사 Mri 소음 제어 방법 및 장치
US20180024215A1 (en) * 2016-07-21 2018-01-25 Yudong Zhu Signal coding and structure modeling for imaging
CN110222843B (zh) 2019-07-01 2021-07-27 上海交通大学 一种噪声预测系统及方法
US11478211B2 (en) * 2019-12-03 2022-10-25 Shanghai United Imaging Healthcare Co., Ltd. System and method for noise reduction

Also Published As

Publication number Publication date
WO2023006456A1 (en) 2023-02-02
US12487303B2 (en) 2025-12-02
EP4377708A1 (en) 2024-06-05
EP4124876A1 (en) 2023-02-01
CN117795361A (zh) 2024-03-29
US20250085369A1 (en) 2025-03-13

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