DE68906035D1 - Oszillator zur messung von umgebungs-magnetfeldern. - Google Patents
Oszillator zur messung von umgebungs-magnetfeldern.Info
- Publication number
- DE68906035D1 DE68906035D1 DE8989400187T DE68906035T DE68906035D1 DE 68906035 D1 DE68906035 D1 DE 68906035D1 DE 8989400187 T DE8989400187 T DE 8989400187T DE 68906035 T DE68906035 T DE 68906035T DE 68906035 D1 DE68906035 D1 DE 68906035D1
- Authority
- DE
- Germany
- Prior art keywords
- oscillator
- magnetic fields
- ambient magnetic
- measuring ambient
- measuring
- 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
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
Landscapes
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8800960A FR2626377B1 (fr) | 1988-01-26 | 1988-01-26 | Oscillateur nucleaire comprenant une sonde a resonance magnetique nucleaire |
Publications (2)
Publication Number | Publication Date |
---|---|
DE68906035D1 true DE68906035D1 (de) | 1993-05-27 |
DE68906035T2 DE68906035T2 (de) | 1993-12-02 |
Family
ID=9362713
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE89400187T Expired - Fee Related DE68906035T2 (de) | 1988-01-26 | 1989-01-24 | Oszillator zur Messung von Umgebungs-Magnetfeldern. |
Country Status (5)
Country | Link |
---|---|
US (1) | US4920317A (de) |
EP (1) | EP0326474B1 (de) |
CA (1) | CA1311799C (de) |
DE (1) | DE68906035T2 (de) |
FR (1) | FR2626377B1 (de) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0715087B2 (ja) * | 1988-07-21 | 1995-02-22 | リンテック株式会社 | 粘接着テープおよびその使用方法 |
DE4024166C1 (de) * | 1990-07-30 | 1991-12-19 | Siemens Ag, 8000 Muenchen, De | |
DE4339304B4 (de) * | 1993-11-18 | 2005-09-15 | Robert Bosch Gmbh | Schaltungsanordnung mit einem Übertragungsglied |
FR2713346B1 (fr) * | 1993-12-01 | 1996-01-12 | Sextant Avionique | Perfectionnement aux oscillateurs nucléaires comportant une boucle à verrouillage de phase numérique. |
US5525907A (en) * | 1995-03-17 | 1996-06-11 | Hughes Missile Systems Company | Active impulse magnetometer with bipolar magnetic impulse generator and fast fourier transform receiver to detect sub-surface metallic materials |
JP5083287B2 (ja) * | 2009-09-11 | 2012-11-28 | セイコーエプソン株式会社 | 検出装置、物理量測定装置及び電子機器 |
FR2972316B1 (fr) * | 2011-03-03 | 2013-03-22 | Thales Sa | Emetteur electromagnetique emettant simultanement selon trois axes orthogonaux pour detection de position et d'orientation d'objets |
WO2014027271A2 (en) * | 2012-08-13 | 2014-02-20 | Koninklijke Philips N.V. | Magnetic field probe system with synchronous excitation for use in a magnetic resonance imaging system |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3376500A (en) * | 1966-04-25 | 1968-04-02 | Varian Associates | Direct reading magnetic field intensity indicating apparatus |
US4110681A (en) * | 1977-02-16 | 1978-08-29 | International Business Machines Corporation | NMR field frequency lock system |
US4128814A (en) * | 1977-11-30 | 1978-12-05 | Nasa | External bulb variable volume maser |
GB1602913A (en) * | 1978-02-15 | 1981-11-18 | Nat Res Dev | Pulsed nuclear magnetic resonance spectrometers |
US4414535A (en) * | 1978-08-07 | 1983-11-08 | The Singer Company | Magnetic resonance gyro signal processor |
US4284949A (en) * | 1979-02-21 | 1981-08-18 | Nicolet Instrument Corporation | Nuclear magnetic resonance spectrometer and method |
JPS55154449A (en) * | 1979-05-21 | 1980-12-02 | Hitachi Ltd | Nuclear magnetic resonance apparatus |
US4780672A (en) * | 1987-04-30 | 1988-10-25 | Texas Instruments Incorporated | Laser driven helium magnetometers |
-
1988
- 1988-01-26 FR FR8800960A patent/FR2626377B1/fr not_active Expired - Lifetime
-
1989
- 1989-01-16 CA CA000588324A patent/CA1311799C/fr not_active Expired - Fee Related
- 1989-01-23 US US07/301,523 patent/US4920317A/en not_active Expired - Fee Related
- 1989-01-24 DE DE89400187T patent/DE68906035T2/de not_active Expired - Fee Related
- 1989-01-24 EP EP89400187A patent/EP0326474B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
CA1311799C (fr) | 1992-12-22 |
EP0326474A1 (de) | 1989-08-02 |
US4920317A (en) | 1990-04-24 |
DE68906035T2 (de) | 1993-12-02 |
EP0326474B1 (de) | 1993-04-21 |
FR2626377A1 (fr) | 1989-07-28 |
FR2626377B1 (fr) | 1990-06-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |