DE69425475T2 - Apparat zur Bilderzeugung mittels magnetischer Resonanz welcher ein Kommunikationssystem beinhaltet - Google Patents

Apparat zur Bilderzeugung mittels magnetischer Resonanz welcher ein Kommunikationssystem beinhaltet

Info

Publication number
DE69425475T2
DE69425475T2 DE69425475T DE69425475T DE69425475T2 DE 69425475 T2 DE69425475 T2 DE 69425475T2 DE 69425475 T DE69425475 T DE 69425475T DE 69425475 T DE69425475 T DE 69425475T DE 69425475 T2 DE69425475 T2 DE 69425475T2
Authority
DE
Germany
Prior art keywords
communication system
magnetic resonance
resonance imaging
imaging
magnetic
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.)
Expired - Fee Related
Application number
DE69425475T
Other languages
English (en)
Other versions
DE69425475D1 (de
Inventor
Cornelis Leonardus Gerardu Ham
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 DE69425475D1 publication Critical patent/DE69425475D1/de
Application granted granted Critical
Publication of DE69425475T2 publication Critical patent/DE69425475T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • G10K11/1785—Methods, e.g. algorithms; Devices
    • G10K11/17857—Geometric disposition, e.g. placement of microphones
    • 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
    • G10K11/1785—Methods, e.g. algorithms; Devices
    • G10K11/17861—Methods, e.g. algorithms; Devices using additional means for damping sound, e.g. using sound absorbing panels
    • 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
    • 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
    • G10K11/17885—General system configurations additionally using a desired external signal, e.g. pass-through audio such as music or speech
    • 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
    • G10K2210/108—Communication systems, e.g. where useful sound is kept and noise is cancelled
    • 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
    • G10K2210/108—Communication systems, e.g. where useful sound is kept and noise is cancelled
    • G10K2210/1081—Earphones, e.g. for telephones, ear protectors or headsets

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • General Health & Medical Sciences (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
DE69425475T 1993-11-30 1994-11-22 Apparat zur Bilderzeugung mittels magnetischer Resonanz welcher ein Kommunikationssystem beinhaltet Expired - Fee Related DE69425475T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE9301319A BE1007806A3 (nl) 1993-11-30 1993-11-30 Magnetisch resonantie apparaat bevattende een communicatiesysteem.

Publications (2)

Publication Number Publication Date
DE69425475D1 DE69425475D1 (de) 2000-09-14
DE69425475T2 true DE69425475T2 (de) 2001-04-19

Family

ID=3887594

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69425475T Expired - Fee Related DE69425475T2 (de) 1993-11-30 1994-11-22 Apparat zur Bilderzeugung mittels magnetischer Resonanz welcher ein Kommunikationssystem beinhaltet

Country Status (5)

Country Link
US (1) US5552708A (de)
EP (1) EP0655730B1 (de)
JP (1) JPH07194578A (de)
BE (1) BE1007806A3 (de)
DE (1) DE69425475T2 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012038168A1 (de) * 2010-09-21 2012-03-29 Siemens Aktiengesellschaft Verbesserung der patientenkommunikation in einem mrt

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TW472992U (en) * 1999-02-01 2002-01-11 Cotron Corp Transferring device for telephone
AU4049600A (en) * 1999-04-27 2000-11-10 Johns Hopkins University, The Wireless physiological monitor for magnetic resonance imaging
WO2001046709A1 (en) * 1999-12-20 2001-06-28 Koninklijke Philips Electronics N.V. Mri apparatus with flexible gradient control
DE10018032C1 (de) * 2000-04-04 2001-08-16 Leibniz Inst Fuer Neurobiologi Akustischer Wandler für Kopfhörer
DE10018033C1 (de) * 2000-04-04 2001-11-29 Leibniz Inst Fuer Neurobiologi Breitband-Lautsprecher
DE50103233D1 (de) * 2000-04-04 2004-09-16 Leibniz Inst Fuer Neurobiologi Akustischer wandler für breitband-lautsprecher oder kopfhörer
DE10127266C2 (de) * 2001-06-05 2003-12-24 Siemens Ag Aktive NMR-Sende- oder Empfangsanlage
DE10151033B4 (de) * 2001-10-16 2012-11-29 Siemens Ag Magnetresonanzgerät mit einem ersten und wenigstens drei zweiten Mikrofonen
DE10343006A1 (de) * 2003-09-17 2005-04-14 Siemens Ag Elektroakustisches System für die Wiedergabe akustischer Signale im Inneren eines Magnetfeldresonanztomographen
JP2005245580A (ja) * 2004-03-02 2005-09-15 Azden Corp Ｍｒｉ装置における音声通信装置
US7042218B2 (en) * 2004-05-06 2006-05-09 General Electric Company System and method for reducing auditory perception of noise associated with a medical imaging process
US8085942B2 (en) 2006-11-22 2011-12-27 Nordicneurolab As Audio apparatus and method for use in proximity to a magnetic resonance imaging system
CA2686735A1 (en) 2007-05-04 2008-11-13 Mdrna, Inc. Amino acid lipids and uses thereof
KR101499831B1 (ko) 2012-09-25 2015-03-18 삼성전자 주식회사 자기공명영상장치 및 그 제어방법
WO2014121402A1 (en) 2013-02-07 2014-08-14 Sunnybrook Research Institute Systems, devices and methods for transmitting electrical signals through a faraday cage
CN108780936A (zh) 2015-12-03 2018-11-09 因诺维尔医疗公司 用于通过法拉第笼对信号进行无线传输的系统、设备和方法
EP3315985B1 (de) 2016-10-26 2020-12-23 Siemens Healthcare GmbH Mr-audioeinheit
WO2018205031A1 (en) 2017-05-09 2018-11-15 Innovere Medical Inc. Systems and devices for wireless communication through an electromagnetically shielded window
DE102017213026A1 (de) * 2017-07-28 2019-01-31 Siemens Healthcare Gmbh Gradientenspule zur Erzeugung eines Magnetfeldgradienten und eines Magnetfeldes höherer Ordnung
EP4024885A4 (de) * 2019-08-28 2023-08-23 Aidao Zhu Rauschreduzierendes unterhaltungssystem
CN114501236A (zh) * 2022-01-25 2022-05-13 中核安科锐(天津)医疗科技有限责任公司 降噪拾音设备和降噪拾音方法

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Publication number Priority date Publication date Assignee Title
JPS6058734A (ja) * 1983-09-09 1985-04-04 Matsushita Electric Ind Co Ltd 自動二輪車用通話装置
NL8402024A (nl) * 1984-06-27 1986-01-16 Philips Nv Kernspin resonantie apparaat met communicatie systeem.
JPS62135020A (ja) * 1985-12-06 1987-06-18 Nec Corp 雑音消去装置
US4696030A (en) * 1985-12-16 1987-09-22 Elscint Ltd. Patient operator intercom arrangements for magnetic resonance imaging systems
JPH01145051A (ja) * 1987-12-02 1989-06-07 Mitsubishi Electric Corp 磁気共鳴イメージングシステム
WO1990002513A1 (en) * 1988-09-16 1990-03-22 Noise Cancellation Technologies, Inc. Active attenuation system for medical patients
US5293578A (en) * 1989-07-19 1994-03-08 Fujitso Ten Limited Noise reducing device
US5033082A (en) * 1989-07-31 1991-07-16 Nelson Industries, Inc. Communication system with active noise cancellation
US5133017A (en) * 1990-04-09 1992-07-21 Active Noise And Vibration Technologies, Inc. Noise suppression system
CA2042271A1 (en) * 1990-08-06 1992-02-07 Kevin Scott Kreger Bio-potential signal processor for magnetic resonance imaging
US5398286A (en) * 1991-01-11 1995-03-14 Booz-Allen & Hamilton, Inc. System for enhancing an analog signal
JP3114074B2 (ja) * 1991-06-21 2000-12-04 株式会社日立製作所 医療用診断装置
GB2265790A (en) * 1992-04-02 1993-10-06 Polural Limited Earphone apparatus with active noise reduction
JPH05305067A (ja) * 1992-05-07 1993-11-19 Toshiba Corp Ｍｒｉ診断装置
US5377275A (en) * 1992-07-29 1994-12-27 Kabushiki Kaisha Toshiba Active noise control apparatus
US5277184A (en) * 1992-09-30 1994-01-11 Messana Russell C MRI sound system transducer and headset

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012038168A1 (de) * 2010-09-21 2012-03-29 Siemens Aktiengesellschaft Verbesserung der patientenkommunikation in einem mrt

Also Published As

Publication number Publication date
DE69425475D1 (de) 2000-09-14
JPH07194578A (ja) 1995-08-01
EP0655730A1 (de) 1995-05-31
EP0655730B1 (de) 2000-08-09
US5552708A (en) 1996-09-03
BE1007806A3 (nl) 1995-10-24

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8320 Willingness to grant licences declared (paragraph 23)
8339 Ceased/non-payment of the annual fee