SE451901B - Magnetiskt kenslig optisk fiberanordning - Google Patents
Magnetiskt kenslig optisk fiberanordningInfo
- Publication number
- SE451901B SE451901B SE8600433A SE8600433A SE451901B SE 451901 B SE451901 B SE 451901B SE 8600433 A SE8600433 A SE 8600433A SE 8600433 A SE8600433 A SE 8600433A SE 451901 B SE451901 B SE 451901B
- Authority
- SE
- Sweden
- Prior art keywords
- optical fiber
- fiber device
- magnetic sensitive
- sensitive optical
- magnetic
- Prior art date
Links
- 239000013307 optical fiber Substances 0.000 title 1
Classifications
-
- 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
- G01R33/032—Measuring direction or magnitude of magnetic fields or magnetic flux using magneto-optic devices, e.g. Faraday or Cotton-Mouton effect
- G01R33/0327—Measuring direction or magnitude of magnetic fields or magnetic flux using magneto-optic devices, e.g. Faraday or Cotton-Mouton effect with application of magnetostriction
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N35/00—Magnetostrictive devices
- H10N35/101—Magnetostrictive devices with mechanical input and electrical output, e.g. generators, sensors
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/02—Optical fibres with cladding with or without a coating
- G02B6/036—Optical fibres with cladding with or without a coating core or cladding comprising multiple layers
- G02B6/03616—Optical fibres characterised both by the number of different refractive index layers around the central core segment, i.e. around the innermost high index core layer, and their relative refractive index difference
- G02B6/03622—Optical fibres characterised both by the number of different refractive index layers around the central core segment, i.e. around the innermost high index core layer, and their relative refractive index difference having 2 layers only
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/02—Optical fibres with cladding with or without a coating
- G02B6/036—Optical fibres with cladding with or without a coating core or cladding comprising multiple layers
- G02B6/03694—Multiple layers differing in properties other than the refractive index, e.g. attenuation, diffusion, stress properties
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
- Measuring Magnetic Variables (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/624,355 US4650281A (en) | 1984-06-25 | 1984-06-25 | Fiber optic magnetic field sensor |
Publications (3)
Publication Number | Publication Date |
---|---|
SE8600433D0 SE8600433D0 (sv) | 1986-01-31 |
SE8600433L SE8600433L (sv) | 1987-08-01 |
SE451901B true SE451901B (sv) | 1987-11-02 |
Family
ID=24501675
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE8600433A SE451901B (sv) | 1984-06-25 | 1986-01-31 | Magnetiskt kenslig optisk fiberanordning |
Country Status (5)
Country | Link |
---|---|
US (1) | US4650281A (sv) |
DE (1) | DE3603935A1 (sv) |
FR (1) | FR2593937B1 (sv) |
GB (1) | GB2186072B (sv) |
SE (1) | SE451901B (sv) |
Families Citing this family (27)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA1322118C (en) * | 1987-03-05 | 1993-09-14 | Kazuo Sawada | Electricity-light transmitting composite wire |
US4906929A (en) * | 1987-03-06 | 1990-03-06 | The Boeing Company | Continuous real time nulling gradiometer for single and multicomponent field gradients and field measurements |
DE3727167A1 (de) * | 1987-08-14 | 1989-02-23 | Teldix Gmbh | Faserkreisel |
US4904940A (en) * | 1988-03-18 | 1990-02-27 | The Boeing Company | Fiber-optic multicomponent magnetic field gradiometer for first, second and higher order derivatives |
US4976512A (en) * | 1989-04-05 | 1990-12-11 | Safaai Jazi Ahmad | Narrowband fiberoptic spectral filter formed from fibers having a refractive index with a W profile and a step profile |
US4996692A (en) * | 1989-09-15 | 1991-02-26 | The United States Of America As Represented By The Secretary Of The Navy | Laser communication system with wide band magnetrostrictive modulation |
US5132620A (en) * | 1990-05-21 | 1992-07-21 | The Boeing Company | Surface/subsurface corrosion detector with optical paths alterable by magnetically sensitive transducers |
US5261015A (en) * | 1991-11-21 | 1993-11-09 | Ametek, Inc. | Magnetically-actuatable opto-mechanical on/off switch and systems for use therewith |
US6381045B1 (en) * | 1998-06-24 | 2002-04-30 | Lucent Technologies Inc. | Method and apparatus for bidirectional communication over a single optical fiber |
US20050079132A1 (en) * | 2003-04-08 | 2005-04-14 | Xingwu Wang | Medical device with low magnetic susceptibility |
US20050025797A1 (en) * | 2003-04-08 | 2005-02-03 | Xingwu Wang | Medical device with low magnetic susceptibility |
US7542856B2 (en) * | 2003-07-02 | 2009-06-02 | Neubrex Co., Ltd. | Structure monitor system |
US7113659B2 (en) * | 2004-06-04 | 2006-09-26 | Weatherford/Lamb, Inc. | Efficient distributed sensor fiber |
GB201014506D0 (en) * | 2010-09-01 | 2010-10-13 | Qinetiq Ltd | Magnetic field detection |
GB201112161D0 (en) * | 2011-07-15 | 2011-08-31 | Qinetiq Ltd | Portal monitoring |
US9127531B2 (en) * | 2011-09-07 | 2015-09-08 | Halliburton Energy Services, Inc. | Optical casing collar locator systems and methods |
CN103900993A (zh) * | 2014-04-04 | 2014-07-02 | 哈尔滨工程大学 | 基于双环状纤芯光纤的分子印迹微流控传感器及双环状纤芯光纤 |
CN106352245B (zh) * | 2016-09-30 | 2020-01-10 | 天津市誉航润铭科技发展有限公司 | 一种管道泄漏监测定位传感器 |
GB201710813D0 (en) * | 2017-07-05 | 2017-08-16 | Univ Southampton | Method for fabricating an optical fibre preform |
US10330526B1 (en) | 2017-12-06 | 2019-06-25 | Saudi Arabian Oil Company | Determining structural tomographic properties of a geologic formation |
US11835675B2 (en) | 2019-08-07 | 2023-12-05 | Saudi Arabian Oil Company | Determination of geologic permeability correlative with magnetic permeability measured in-situ |
US11840919B2 (en) | 2021-01-04 | 2023-12-12 | Saudi Arabian Oil Company | Photoacoustic nanotracers |
US11879328B2 (en) | 2021-08-05 | 2024-01-23 | Saudi Arabian Oil Company | Semi-permanent downhole sensor tool |
US11860077B2 (en) | 2021-12-14 | 2024-01-02 | Saudi Arabian Oil Company | Fluid flow sensor using driver and reference electromechanical resonators |
US12000278B2 (en) | 2021-12-16 | 2024-06-04 | Saudi Arabian Oil Company | Determining oil and water production rates in multiple production zones from a single production well |
US11867049B1 (en) | 2022-07-19 | 2024-01-09 | Saudi Arabian Oil Company | Downhole logging tool |
US11913329B1 (en) | 2022-09-21 | 2024-02-27 | Saudi Arabian Oil Company | Untethered logging devices and related methods of logging a wellbore |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3445666A (en) * | 1964-10-26 | 1969-05-20 | Alvin A Snaper | Electro-optical device with concentric arrangement of layers |
DE1930907C3 (de) * | 1969-06-18 | 1974-04-11 | Messerschmitt-Boelkow-Blohm Gmbh, 8000 Muenchen | Magneto-optisches Speicherelement |
US4371838A (en) * | 1980-09-24 | 1983-02-01 | The United States Of America As Represented By The Secretary Of The Navy | Optical fiber waveguide for measuring magnetic fields |
US4433291A (en) * | 1981-01-09 | 1984-02-21 | The United States Of America As Represented By The Secretary Of The Navy | Optical fiber for magnetostrictive responsive detection of magnetic fields |
US4376248A (en) * | 1981-03-06 | 1983-03-08 | The United States Of America As Represented By The Secretary Of The Navy | Fiber optical magnetic field sensor using magnetostrictive material |
-
1984
- 1984-06-25 US US06/624,355 patent/US4650281A/en not_active Expired - Lifetime
-
1986
- 1986-01-31 SE SE8600433A patent/SE451901B/sv not_active IP Right Cessation
- 1986-01-31 GB GB8602464A patent/GB2186072B/en not_active Expired
- 1986-02-03 FR FR868601457A patent/FR2593937B1/fr not_active Expired
- 1986-02-07 DE DE19863603935 patent/DE3603935A1/de not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
US4650281A (en) | 1987-03-17 |
GB2186072A (en) | 1987-08-05 |
SE8600433L (sv) | 1987-08-01 |
DE3603935A1 (de) | 1987-08-13 |
GB8602464D0 (en) | 1986-03-05 |
GB2186072B (en) | 1989-10-25 |
SE8600433D0 (sv) | 1986-01-31 |
FR2593937A1 (fr) | 1987-08-07 |
FR2593937B1 (fr) | 1989-12-08 |
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