ATE309550T1 - Magnetresonanzgerät - Google Patents

Magnetresonanzgerät

Info

Publication number
ATE309550T1
ATE309550T1 AT00301711T AT00301711T ATE309550T1 AT E309550 T1 ATE309550 T1 AT E309550T1 AT 00301711 T AT00301711 T AT 00301711T AT 00301711 T AT00301711 T AT 00301711T AT E309550 T1 ATE309550 T1 AT E309550T1
Authority
AT
Austria
Prior art keywords
magnetic resonance
signals
alias
region
resonance device
Prior art date
Application number
AT00301711T
Other languages
English (en)
Inventor
Joseph Vilmos Hajnal
Original Assignee
Philips Med Syst Inc
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 Philips Med Syst Inc filed Critical Philips Med Syst Inc
Application granted granted Critical
Publication of ATE309550T1 publication Critical patent/ATE309550T1/de

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
    • G01R33/36—Electrical details, e.g. matching or coupling of the coil to the receiver
    • G01R33/3621—NMR receivers or demodulators, e.g. preamplifiers, means for frequency modulation of the MR signal using a digital down converter, means for analog to digital conversion [ADC] or for filtering or processing of the MR signal such as bandpass filtering, resampling, decimation or interpolation

Landscapes

  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
AT00301711T 1999-03-13 2000-03-02 Magnetresonanzgerät ATE309550T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9905727A GB2348005A (en) 1999-03-13 1999-03-13 NMR apparatus with additional RF receive coil to reduce aliasing

Publications (1)

Publication Number Publication Date
ATE309550T1 true ATE309550T1 (de) 2005-11-15

Family

ID=10849523

Family Applications (1)

Application Number Title Priority Date Filing Date
AT00301711T ATE309550T1 (de) 1999-03-13 2000-03-02 Magnetresonanzgerät

Country Status (6)

Country Link
US (1) US6492810B1 (de)
EP (1) EP1037068B1 (de)
JP (1) JP4447104B2 (de)
AT (1) ATE309550T1 (de)
DE (1) DE60023774T2 (de)
GB (1) GB2348005A (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2350587C (en) * 1998-11-13 2004-04-27 Cellomics, Inc. Methods and system for efficient collection and storage of experimental data
JP4443079B2 (ja) * 2001-09-13 2010-03-31 株式会社日立メディコ 磁気共鳴イメージング装置及び磁気共鳴イメージング装置用ｒｆ受信コイル
US7197353B2 (en) * 2001-09-14 2007-03-27 General Electric Company Sensitivity encoding MRI acquisition method
AU2002357662A1 (en) * 2001-10-19 2003-04-28 The Government Of The United States Of America As Represented By The Secretary Of The Department Of A method and apparatus to improve an mri image
CN100443917C (zh) * 2001-12-17 2008-12-17 皇家飞利浦电子股份有限公司 磁共振方法和设备
DE10224192A1 (de) * 2002-05-31 2003-12-18 Fraunhofer Ges Forschung Bildgebendes NMR-Verfahren sowie NMR-Vorrichtung
WO2004099806A1 (en) 2003-05-08 2004-11-18 Koninklijke Philips Electronics N.V. Rf surface coil for use in mri with reduce sensitivity close to the conductors
DE10333795B4 (de) * 2003-07-24 2008-01-31 Siemens Ag Verfahren und Vorrichtung zur Vermeidung von peripheren Störsignalen in Spin-Echo-Bildern bei nicht monotonem Magnetfeldverlauf in der Magnetresonanz-Tomographie-Bildgebung
US11105877B2 (en) * 2017-12-01 2021-08-31 Toshiba Medical Systems Corporation Determining slice leakage in accelerated magnetic resonance imaging

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4682112A (en) * 1984-10-10 1987-07-21 Elscint Ltd. NMR antenna and method for designing the same
US4715383B1 (en) * 1986-11-10 1995-10-31 Mayo Medical Resources Method for reducing artifacts in NMR images
US5451875A (en) * 1989-06-16 1995-09-19 Picker International, Inc. Technique for reducing aliasing artifacts wtih insertable gradient coils
JPH05300895A (ja) * 1991-07-31 1993-11-16 Hitachi Medical Corp Ｍｒｉ装置における核スピンの選択励起方法
DE4444061A1 (de) * 1994-12-10 1996-06-13 Philips Patentverwaltung MR-Verfahren zur Bestimmung der Kernmagnetisierungsverteilung mit einer Oberflächenspulen-Anordnung
GB2337819A (en) * 1998-05-28 1999-12-01 Marconi Gec Ltd MRI apparatus with RF coil array
US6100689A (en) * 1998-09-03 2000-08-08 General Electric Company Method for quantifying ghost artifacts in MR images
GB9926923D0 (en) * 1999-11-15 2000-01-12 Marconi Electronic Syst Ltd Magnetic resonance imaging
GB9926918D0 (en) * 1999-11-15 2000-01-12 Marconi Electronic Syst Ltd Magnetic resonance imaging

Also Published As

Publication number Publication date
US6492810B1 (en) 2002-12-10
EP1037068B1 (de) 2005-11-09
JP4447104B2 (ja) 2010-04-07
GB2348005A (en) 2000-09-20
GB9905727D0 (en) 1999-05-05
JP2000262492A (ja) 2000-09-26
EP1037068A2 (de) 2000-09-20
DE60023774D1 (de) 2005-12-15
EP1037068A3 (de) 2002-06-19
DE60023774T2 (de) 2006-07-20

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Legal Events

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RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties