GB2078968B - Magnetic sensors having misalignment compensating means - Google Patents
Magnetic sensors having misalignment compensating meansInfo
- Publication number
- GB2078968B GB2078968B GB8116312A GB8116312A GB2078968B GB 2078968 B GB2078968 B GB 2078968B GB 8116312 A GB8116312 A GB 8116312A GB 8116312 A GB8116312 A GB 8116312A GB 2078968 B GB2078968 B GB 2078968B
- Authority
- GB
- United Kingdom
- Prior art keywords
- magnetic sensors
- compensating means
- misalignment compensating
- misalignment
- sensors
- 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
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V3/00—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation
- G01V3/15—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation specially adapted for use during transport, e.g. by a person, vehicle or boat
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R33/00—Arrangements or instruments for measuring magnetic variables
- G01R33/02—Measuring direction or magnitude of magnetic fields or magnetic flux
- G01R33/022—Measuring gradient
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Remote Sensing (AREA)
- Geology (AREA)
- Environmental & Geological Engineering (AREA)
- Engineering & Computer Science (AREA)
- Geophysics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Measuring Magnetic Variables (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
- Geophysics And Detection Of Objects (AREA)
- Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US16248980A | 1980-06-24 | 1980-06-24 |
Publications (2)
Publication Number | Publication Date |
---|---|
GB2078968A GB2078968A (en) | 1982-01-13 |
GB2078968B true GB2078968B (en) | 1984-07-25 |
Family
ID=22585840
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB8116312A Expired GB2078968B (en) | 1980-06-24 | 1981-05-28 | Magnetic sensors having misalignment compensating means |
Country Status (7)
Country | Link |
---|---|
JP (1) | JPS5730965A (en) |
CA (1) | CA1177891A (en) |
DE (1) | DE3124255C2 (en) |
FR (1) | FR2485751A1 (en) |
GB (1) | GB2078968B (en) |
NO (1) | NO155025C (en) |
SE (1) | SE445956B (en) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0125741B1 (en) * | 1983-01-20 | 1990-08-08 | Scopemoor Limited | Detector for buried objects |
GB2135460B (en) * | 1983-01-20 | 1987-10-07 | Scopemoor Ltd | Detecting hidden objects |
JPH0792499B2 (en) * | 1984-08-08 | 1995-10-09 | 三菱電機株式会社 | Magnetic field probe positioning device |
FR2582905B1 (en) * | 1985-06-07 | 1989-08-25 | Agot Aime | DETECTION DEVICE FOR ANIMALS. |
GB2230341B (en) * | 1989-01-28 | 1994-01-05 | Cambridge Engineering Design L | Apparatus for and method of measuring magnetic flux density |
DE4210905A1 (en) * | 1992-04-02 | 1993-10-07 | Steingroever Magnet Physik | Magnetic field sensor with acoustic indicator - uses magnetic field dependent sensor which transmits acoustic signal proportional to strength or direction of magnetic field |
DE4232466A1 (en) * | 1992-09-28 | 1994-03-31 | Klaus Ebinger | Magnetometer probe |
EP2646820B1 (en) | 2010-11-30 | 2014-08-13 | Koninklijke Philips N.V. | A sensor device for magnetically actuated particles with error detection |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2966853A (en) * | 1941-10-27 | 1961-01-03 | Jr Edward S Gilfillan | Buoyant mine with gradiometer |
US2981885A (en) * | 1958-07-21 | 1961-04-25 | Erick O Schonstedt | Saturable measuring device and magnetic core therefor |
US3050679A (en) * | 1960-02-18 | 1962-08-21 | Erick O Schonstedt | Device for detecting or measuring magnetic fields |
US3487459A (en) * | 1968-03-28 | 1969-12-30 | Erick O Schonstedt | Induced magnetic compensation for misalignment of magnetic gradiometer sensors |
US3488579A (en) * | 1969-04-01 | 1970-01-06 | Erick O Schonstedt | Magnetic gradiometer apparatus with misalignment compensation |
US3757209A (en) * | 1972-02-11 | 1973-09-04 | E Schonstedt | Compensation for misalignment of magnetic sensors |
US3961245A (en) * | 1974-11-20 | 1976-06-01 | Schonstedt Instrument Company | Magnetic locator having improved sensors |
DE2929404C2 (en) * | 1979-07-20 | 1983-10-27 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Differential field probe |
-
1981
- 1981-05-28 GB GB8116312A patent/GB2078968B/en not_active Expired
- 1981-06-03 CA CA000378965A patent/CA1177891A/en not_active Expired
- 1981-06-05 NO NO811927A patent/NO155025C/en unknown
- 1981-06-05 SE SE8103541A patent/SE445956B/en not_active IP Right Cessation
- 1981-06-19 DE DE3124255A patent/DE3124255C2/en not_active Expired
- 1981-06-23 FR FR8112295A patent/FR2485751A1/en active Granted
- 1981-06-24 JP JP9679181A patent/JPS5730965A/en active Pending
Also Published As
Publication number | Publication date |
---|---|
FR2485751B1 (en) | 1984-11-30 |
NO155025C (en) | 1987-01-28 |
CA1177891A (en) | 1984-11-13 |
DE3124255A1 (en) | 1982-06-24 |
FR2485751A1 (en) | 1981-12-31 |
SE445956B (en) | 1986-07-28 |
NO155025B (en) | 1986-10-20 |
JPS5730965A (en) | 1982-02-19 |
DE3124255C2 (en) | 1985-05-09 |
GB2078968A (en) | 1982-01-13 |
SE8103541L (en) | 1981-12-25 |
NO811927L (en) | 1981-12-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 19930528 |