FR2594232B1 - RECEIVING ANTENNA FOR NUCLEAR MAGNETIC RESONANCE IMAGING APPARATUS - Google Patents

RECEIVING ANTENNA FOR NUCLEAR MAGNETIC RESONANCE IMAGING APPARATUS

Info

Publication number
FR2594232B1
FR2594232B1 FR8601722A FR8601722A FR2594232B1 FR 2594232 B1 FR2594232 B1 FR 2594232B1 FR 8601722 A FR8601722 A FR 8601722A FR 8601722 A FR8601722 A FR 8601722A FR 2594232 B1 FR2594232 B1 FR 2594232B1
Authority
FR
France
Prior art keywords
magnetic resonance
imaging apparatus
nuclear magnetic
receiving antenna
resonance imaging
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
Application number
FR8601722A
Other languages
French (fr)
Other versions
FR2594232A1 (en
Inventor
Herve Jacob
Jean Bossaert
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.)
General Electric CGR SA
Original Assignee
Thomson CGR
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 Thomson CGR filed Critical Thomson CGR
Priority to FR8601722A priority Critical patent/FR2594232B1/en
Priority to EP87400245A priority patent/EP0239426B1/en
Priority to DE8787400245T priority patent/DE3762925D1/en
Priority to US07/010,638 priority patent/US4792760A/en
Priority claimed from PCT/FR1987/000197 external-priority patent/WO1988009926A1/en
Publication of FR2594232A1 publication Critical patent/FR2594232A1/en
Application granted granted Critical
Publication of FR2594232B1 publication Critical patent/FR2594232B1/en
Expired legal-status Critical Current

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
    • 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
    • G01R33/3621—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
FR8601722A 1986-02-07 1986-02-07 RECEIVING ANTENNA FOR NUCLEAR MAGNETIC RESONANCE IMAGING APPARATUS Expired FR2594232B1 (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR8601722A FR2594232B1 (en) 1986-02-07 1986-02-07 RECEIVING ANTENNA FOR NUCLEAR MAGNETIC RESONANCE IMAGING APPARATUS
EP87400245A EP0239426B1 (en) 1986-02-07 1987-02-03 Receiving antenna for a nuclear magnetic resonance imaging apparatus
DE8787400245T DE3762925D1 (en) 1986-02-07 1987-02-03 RECEIVING ANTENNA FOR AN IMAGE GENERATING DEVICE BY MEANS OF A CORE MAGNETIC RESONANCE.
US07/010,638 US4792760A (en) 1986-02-07 1987-02-04 Reception antenna for optical image formation device using nuclear magnetic resonance

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR8601722A FR2594232B1 (en) 1986-02-07 1986-02-07 RECEIVING ANTENNA FOR NUCLEAR MAGNETIC RESONANCE IMAGING APPARATUS
PCT/FR1987/000197 WO1988009926A1 (en) 1987-06-02 1987-06-02 Receiving aerial for nmr imaging apparatus

Publications (2)

Publication Number Publication Date
FR2594232A1 FR2594232A1 (en) 1987-08-14
FR2594232B1 true FR2594232B1 (en) 1988-07-15

Family

ID=26225014

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8601722A Expired FR2594232B1 (en) 1986-02-07 1986-02-07 RECEIVING ANTENNA FOR NUCLEAR MAGNETIC RESONANCE IMAGING APPARATUS

Country Status (1)

Country Link
FR (1) FR2594232B1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2623908A1 (en) * 1987-11-27 1989-06-02 Thomson Cgr Nuclear magnetic resonance imaging apparatus and pick-up antenna for such an apparatus
IT1305968B1 (en) * 1998-07-09 2001-05-21 Esaote Spa RADIOFREQUENCY SIGNAL RECEPTION UNIT IN PARTICULAR IN THE MACHINES FOR DETECTION OF IMAGES IN MAGNETIC RESONANCE

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH228778A (en) * 1941-09-02 1943-09-15 Telefunken Gmbh Circuit device for the transition from a balanced high frequency arrangement to a high frequency unbalanced arrangement or vice versa
US2517968A (en) * 1945-01-17 1950-08-08 Rca Corp Line balance converter
GB2133558B (en) * 1982-06-28 1986-03-26 Oxford Res Syst Radiofrequency transducer and method of using same
US4694255A (en) * 1983-11-04 1987-09-15 General Electric Company Radio frequency field coil for NMR
JPS6129775A (en) * 1984-07-20 1986-02-10 Mitsubishi Electric Corp Generator and detector for high frequency magnetic field

Also Published As

Publication number Publication date
FR2594232A1 (en) 1987-08-14

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Legal Events

Date Code Title Description
ST Notification of lapse