BRPI1006299A2 - "métdo para otimizar a relação entre sinal e ruído em um sistema de formação de imagens de ressonância magnética ( mri ) e sistema de mri" - Google Patents

"métdo para otimizar a relação entre sinal e ruído em um sistema de formação de imagens de ressonância magnética ( mri ) e sistema de mri"

Info

Publication number
BRPI1006299A2
BRPI1006299A2 BRPI1006299A BRPI1006299A BRPI1006299A2 BR PI1006299 A2 BRPI1006299 A2 BR PI1006299A2 BR PI1006299 A BRPI1006299 A BR PI1006299A BR PI1006299 A BRPI1006299 A BR PI1006299A BR PI1006299 A2 BRPI1006299 A2 BR PI1006299A2
Authority
BR
Brazil
Prior art keywords
mri
optimizing
noise
relationship
signal
Prior art date
Application number
BRPI1006299A
Other languages
English (en)
Inventor
Findeklee Christian
Original Assignee
Koninl 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 Koninl Philips Electronics Nv filed Critical Koninl Philips Electronics Nv
Publication of BRPI1006299A2 publication Critical patent/BRPI1006299A2/pt

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
    • G01R33/34—Constructional details, e.g. resonators, specially adapted to MR
    • G01R33/341—Constructional details, e.g. resonators, specially adapted to MR comprising surface coils
    • G01R33/3415—Constructional details, e.g. resonators, specially adapted to MR comprising surface coils comprising arrays of sub-coils, i.e. phased-array coils with flexible receiver channels
    • 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
    • G01R33/3628—Tuning/matching of the transmit/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
    • G01R33/36—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

Landscapes

  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
BRPI1006299A 2009-04-01 2010-03-26 "métdo para otimizar a relação entre sinal e ruído em um sistema de formação de imagens de ressonância magnética ( mri ) e sistema de mri" BRPI1006299A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP09157070 2009-04-01
PCT/IB2010/051330 WO2010113093A1 (en) 2009-04-01 2010-03-26 Noise matching in couplet antenna arrays

Publications (1)

Publication Number Publication Date
BRPI1006299A2 true BRPI1006299A2 (pt) 2019-09-24

Family

ID=42173973

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI1006299A BRPI1006299A2 (pt) 2009-04-01 2010-03-26 "métdo para otimizar a relação entre sinal e ruído em um sistema de formação de imagens de ressonância magnética ( mri ) e sistema de mri"

Country Status (6)

Country Link
US (1) US8922212B2 (pt)
EP (1) EP2414856B1 (pt)
CN (1) CN102369452B (pt)
BR (1) BRPI1006299A2 (pt)
RU (1) RU2525747C2 (pt)
WO (1) WO2010113093A1 (pt)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9448297B2 (en) 2011-09-07 2016-09-20 Koninklijke Philips N.V. Mode splitter/combiner for noise figure minimization and control of power in RF coil arrays
WO2016156340A1 (en) * 2015-03-30 2016-10-06 Koninklijke Philips N.V. Apparatus and method for influencing and/or detecting magnetic particles
WO2018065338A1 (en) * 2016-10-06 2018-04-12 Koninklijke Philips N.V. Impedance matching using multiple rf ports
EP3978943A1 (en) 2020-10-01 2022-04-06 Koninklijke Philips N.V. Radio frequency receiver system with adjustiable impedance matching for an mri apparatus
CN115208338A (zh) * 2022-09-16 2022-10-18 深圳飞骧科技股份有限公司 多频段低噪声放大器及通信设备

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4682176A (en) 1986-03-12 1987-07-21 The United States Of America As Represented By The Secretary Of The Air Force Active matching transmit/receive module
US4947121A (en) 1988-08-19 1990-08-07 General Electric Company Apparatus and method for enhanced multiple coil nuclear magnetic resonance (NMR) imaging
US6114986A (en) * 1998-03-04 2000-09-05 Northrop Grumman Corporation Dual channel microwave transmit/receive module for an active aperture of a radar system
WO2001077706A1 (en) * 2000-04-07 2001-10-18 The Chief Controller, Research And Development Transmit/receiver module for active phased array antenna
US7091721B2 (en) 2001-04-18 2006-08-15 IGC—Medical Advances, Inc. Phased array local coil for MRI imaging having non-overlapping regions of sensitivity
US7123010B2 (en) 2001-06-26 2006-10-17 Siemens Aktiengesellschaft Magnetic resonance apparatus and operation method for hyperthermic treatment
GB2397697A (en) * 2003-01-22 2004-07-28 Roke Manor Research Folded flexible antenna array
JP4768627B2 (ja) 2003-11-18 2011-09-07 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 超高磁場（ｓｈｆ）ｍｒｉ用のｒｆコイル
FI119710B (fi) * 2004-03-22 2009-02-13 Filtronic Comtek Oy Pienikohinaisen vahvistinparin tulojärjestely
RU2293410C2 (ru) * 2005-04-14 2007-02-10 Анатолий Петрович Матюхин Самофазирующаяся сферическая приемопередающая антенная решетка для спутниковых, радиорелейных и мобильных систем связи
EP2016435A2 (en) 2006-05-09 2009-01-21 Wisconsin Alumni Research Foundation Mri rf coil decoupling circuit for a transmit coil array
US8324900B2 (en) * 2007-05-31 2012-12-04 Koninklijke Philips Electronic N.V. Magnetic resonance integrated-circuit low-noise amplifier
DE102007034492B4 (de) * 2007-07-24 2013-01-17 Siemens Aktiengesellschaft Hochfrequenz-Empfangseinrichtung für ein Magnetresonanztomographiegerät und Magnetresonanztomographiegerät

Also Published As

Publication number Publication date
RU2525747C2 (ru) 2014-08-20
US20120019250A1 (en) 2012-01-26
EP2414856A1 (en) 2012-02-08
CN102369452B (zh) 2016-03-30
WO2010113093A1 (en) 2010-10-07
CN102369452A (zh) 2012-03-07
EP2414856B1 (en) 2015-01-21
US8922212B2 (en) 2014-12-30
RU2011144022A (ru) 2013-05-10

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Legal Events

Date Code Title Description
B08F Application fees: dismissal - article 86 of industrial property law
B25D Requested change of name of applicant approved

Owner name: KONINKLIJKE PHILIPS N.V. (NL)

B25G Requested change of headquarter approved

Owner name: KONINKLIJKE PHILIPS N.V. (NL)

B08K Lapse as no evidence of payment of the annual fee has been furnished to inpi (acc. art. 87)

Free format text: EM VIRTUDE DO ARQUIVAMENTO PUBLICADO NA RPI 2543 DE 01-10-2019 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDO O ARQUIVAMENTO DO PEDIDO DE PATENTE, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.