FR1136786A - Dispositif de découplage pour circuits électriques - Google Patents

Dispositif de découplage pour circuits électriques

Info

Publication number
FR1136786A
FR1136786A FR1136786DA FR1136786A FR 1136786 A FR1136786 A FR 1136786A FR 1136786D A FR1136786D A FR 1136786DA FR 1136786 A FR1136786 A FR 1136786A
Authority
FR
France
Prior art keywords
electrical circuits
decoupling device
decoupling
circuits
electrical
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
Other languages
English (en)
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.)
Varian Medical Systems Inc
Original Assignee
Varian Associates 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 Varian Associates Inc filed Critical Varian Associates Inc
Application granted granted Critical
Publication of FR1136786A publication Critical patent/FR1136786A/fr
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
    • G01R33/36—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
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N24/00—Investigating or analyzing materials by the use of nuclear magnetic resonance, electron paramagnetic resonance or other spin effects
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H2/00—Networks using elements or techniques not provided for in groups H03H3/00 - H03H21/00
    • H03H2/005—Coupling circuits between transmission lines or antennas and transmitters, receivers or amplifiers
    • 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
    • G01R33/34046—Volume type coils, e.g. bird-cage coils; Quadrature bird-cage coils; Circularly polarised coils
    • G01R33/34053—Solenoid coils; Toroidal coils

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
FR1136786D 1952-08-08 1955-08-03 Dispositif de découplage pour circuits électriques Expired FR1136786A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US303353A US2908858A (en) 1952-08-08 1952-08-08 Decoupling means for electrical circuits

Publications (1)

Publication Number Publication Date
FR1136786A true FR1136786A (fr) 1957-05-20

Family

ID=23171697

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1136786D Expired FR1136786A (fr) 1952-08-08 1955-08-03 Dispositif de découplage pour circuits électriques

Country Status (4)

Country Link
US (1) US2908858A (fr)
CH (1) CH360824A (fr)
FR (1) FR1136786A (fr)
GB (1) GB753495A (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH347655A (de) * 1957-04-18 1960-07-15 Trueb Taeuber & Co Ag Vorrichtung zur Aufnahme von Kerninduktionsspektren nach der Resonanzmethode
NL246698A (fr) * 1958-12-22
US3172035A (en) * 1961-05-08 1965-03-02 Varian Associates Probe for a gyromagnetic resonance apparatus
GB1275902A (en) * 1968-08-09 1972-06-01 Perkin Elmer Ltd Nuclear magnetic resonance probe
FR2116737A5 (fr) * 1970-12-04 1972-07-21 Thomson Csf
US5861748A (en) * 1997-07-10 1999-01-19 Schaefer; Jacob Multi-tuned single coil transmission line probe for nuclear magnetic resonance spectrometer
DE102018202890A1 (de) 2018-02-26 2019-08-29 Bruker Biospin Gmbh NMR-Probenkopf mit Trageteil (Backbone) im Abschirmrohr

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1968346A (en) * 1930-03-26 1934-07-31 Neiss Oskar Method of producing an unsymmetrical alternating voltage
US2321355A (en) * 1942-01-15 1943-06-08 Waugh Equipment Co Surgical probe for locating foreign metal particles in body tissue
US2437455A (en) * 1943-04-13 1948-03-09 Waugh Equipment Co Locator
US2479656A (en) * 1946-09-21 1949-08-23 John R Wiegand Interceptor transformer
USRE23950E (en) * 1946-12-23 1955-02-22 Method and means for chemical analysis
US2598252A (en) * 1948-02-03 1952-05-27 Rca Corp Balance control for metal detection and inspection equipment
US2608621A (en) * 1949-10-08 1952-08-26 Bell Telephone Labor Inc Magnetic record detector

Also Published As

Publication number Publication date
US2908858A (en) 1959-10-13
CH360824A (de) 1962-03-15
GB753495A (en) 1956-07-25

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