CH373579A - Anordnung zur zeitlich linearen Modulation eines gleichsinnig gerichteten Magnetfeldes - Google Patents

Anordnung zur zeitlich linearen Modulation eines gleichsinnig gerichteten Magnetfeldes

Info

Publication number
CH373579A
CH373579A CH5042657A CH5042657A CH373579A CH 373579 A CH373579 A CH 373579A CH 5042657 A CH5042657 A CH 5042657A CH 5042657 A CH5042657 A CH 5042657A CH 373579 A CH373579 A CH 373579A
Authority
CH
Switzerland
Prior art keywords
arrangement
magnetic field
same direction
linear modulation
field directed
Prior art date
Application number
CH5042657A
Other languages
English (en)
Inventor
Earl Bell William
Everett Packard Martin
Original Assignee
Varian Associates
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 filed Critical Varian Associates
Publication of CH373579A publication Critical patent/CH373579A/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
    • G01R33/24—Arrangements or instruments for measuring magnetic variables involving magnetic resonance for measuring direction or magnitude of magnetic fields or magnetic flux
    • 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
    • G01R33/38—Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field
    • G01R33/389—Field stabilisation, e.g. by field measurements and control means or indirectly by current stabilisation
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
    • G05F7/00—Regulating magnetic variables

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Automation & Control Theory (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
  • Magnetic Treatment Devices (AREA)
CH5042657A 1956-09-18 1957-09-11 Anordnung zur zeitlich linearen Modulation eines gleichsinnig gerichteten Magnetfeldes CH373579A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US610451A US2930966A (en) 1956-09-18 1956-09-18 Magnetic field stabilizing method and apparatus

Publications (1)

Publication Number Publication Date
CH373579A true CH373579A (de) 1963-11-30

Family

ID=24445061

Family Applications (1)

Application Number Title Priority Date Filing Date
CH5042657A CH373579A (de) 1956-09-18 1957-09-11 Anordnung zur zeitlich linearen Modulation eines gleichsinnig gerichteten Magnetfeldes

Country Status (5)

Country Link
US (1) US2930966A (de)
CH (1) CH373579A (de)
DE (1) DE1423461B2 (de)
FR (1) FR1185479A (de)
GB (1) GB868056A (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3488561A (en) * 1965-03-23 1970-01-06 Varian Associates Apparatus for controlling magnetic fields

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3496454A (en) * 1967-05-19 1970-02-17 Varian Associates Frequency tracking magnetic field regulator employing means for abruptly shifting the regulated field intensity
US3863144A (en) * 1973-10-17 1975-01-28 Singer Co High sensitivity gradient magnetometer
FR2475281A1 (fr) * 1980-02-05 1981-08-07 Radiologie Cie Gle Aimant sans circuit magnetique, a haute homogeneite, notamment pour imagerie par resonance magnetique nucleaire
US4675609A (en) * 1985-09-18 1987-06-23 Fonar Corporation Nuclear magnetic resonance apparatus including permanent magnet configuration
US4766378A (en) * 1986-11-28 1988-08-23 Fonar Corporation Nuclear magnetic resonance scanners
EP0307516A1 (de) * 1987-09-18 1989-03-22 Koninklijke Philips Electronics N.V. Magnetresonanzabbildungsgerät mit Korrektionssystem für Wirbelströmeeffekte

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2776403A (en) * 1944-07-31 1957-01-01 Wilmer C Anderson Induced magnetization compensator
US2752564A (en) * 1947-01-14 1956-06-26 Clifford M Ryerson Apparatus for detecting a magnetic field
US2589494A (en) * 1948-07-20 1952-03-18 Rca Corp Stabilizing method and system utilizing nuclear precession

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3488561A (en) * 1965-03-23 1970-01-06 Varian Associates Apparatus for controlling magnetic fields

Also Published As

Publication number Publication date
US2930966A (en) 1960-03-29
GB868056A (en) 1961-05-17
DE1423461B2 (de) 1971-10-28
DE1423461A1 (de) 1968-10-24
FR1185479A (fr) 1959-07-31

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