DE3576570D1 - Antennenanordnung mit einer mehrzahl von nichtorthogonalen oberflaechenspulen fuer bilderzeugung mittels magnetischer kernresonanz. - Google Patents

Antennenanordnung mit einer mehrzahl von nichtorthogonalen oberflaechenspulen fuer bilderzeugung mittels magnetischer kernresonanz.

Info

Publication number
DE3576570D1
DE3576570D1 DE8585110015T DE3576570T DE3576570D1 DE 3576570 D1 DE3576570 D1 DE 3576570D1 DE 8585110015 T DE8585110015 T DE 8585110015T DE 3576570 T DE3576570 T DE 3576570T DE 3576570 D1 DE3576570 D1 DE 3576570D1
Authority
DE
Germany
Prior art keywords
organal
magnetic core
image generation
antenna arrangement
multiple non
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
DE8585110015T
Other languages
English (en)
Inventor
William Alan Edelstein
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 Co
Original Assignee
General Electric Co
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 General Electric Co filed Critical General Electric Co
Application granted granted Critical
Publication of DE3576570D1 publication Critical patent/DE3576570D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F5/00—Coils
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/18—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength
    • G08B13/189—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems
    • G08B13/194—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems using image scanning and comparing systems
    • G08B13/196—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems using image scanning and comparing systems using television cameras
    • 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
    • G01R33/3642—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
    • G01R33/3657—Decoupling of multiple RF coils wherein the multiple RF coils do not have the same function in MR, e.g. decoupling of a transmission coil from a 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
    • G01R33/34—Constructional details, e.g. resonators, specially adapted to MR
    • G01R33/34007—Manufacture of RF coils, e.g. using printed circuit board technology; additional hardware for providing mechanical support to the RF coil assembly or to part thereof, e.g. a support for moving the coil assembly relative to the remainder of the MR system
DE8585110015T 1984-08-16 1985-08-08 Antennenanordnung mit einer mehrzahl von nichtorthogonalen oberflaechenspulen fuer bilderzeugung mittels magnetischer kernresonanz. Expired - Fee Related DE3576570D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/641,234 US4620155A (en) 1984-08-16 1984-08-16 Nuclear magnetic resonance imaging antenna subsystem having a plurality of non-orthogonal surface coils

Publications (1)

Publication Number Publication Date
DE3576570D1 true DE3576570D1 (de) 1990-04-19

Family

ID=24571527

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8585110015T Expired - Fee Related DE3576570D1 (de) 1984-08-16 1985-08-08 Antennenanordnung mit einer mehrzahl von nichtorthogonalen oberflaechenspulen fuer bilderzeugung mittels magnetischer kernresonanz.

Country Status (7)

Country Link
US (1) US4620155A (de)
EP (1) EP0175129B1 (de)
JP (1) JPS61124854A (de)
KR (1) KR860002115A (de)
DE (1) DE3576570D1 (de)
FI (1) FI853014L (de)
IL (1) IL76015A0 (de)

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DE3811983A1 (de) * 1988-04-11 1989-10-19 Siemens Ag Anordnung zum betrieb einer symmetrischen hochfrequenz-antenne
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Also Published As

Publication number Publication date
JPH0351173B2 (de) 1991-08-06
KR860002115A (ko) 1986-03-26
EP0175129B1 (de) 1990-03-14
FI853014A0 (fi) 1985-08-06
US4620155A (en) 1986-10-28
JPS61124854A (ja) 1986-06-12
EP0175129A3 (en) 1987-05-06
EP0175129A2 (de) 1986-03-26
FI853014L (fi) 1986-02-17
IL76015A0 (en) 1985-12-31

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