FR2535463A1 - Dispositif de mesure d'intensite electrique a effet faraday - Google Patents
Dispositif de mesure d'intensite electrique a effet faraday Download PDFInfo
- Publication number
- FR2535463A1 FR2535463A1 FR8218101A FR8218101A FR2535463A1 FR 2535463 A1 FR2535463 A1 FR 2535463A1 FR 8218101 A FR8218101 A FR 8218101A FR 8218101 A FR8218101 A FR 8218101A FR 2535463 A1 FR2535463 A1 FR 2535463A1
- Authority
- FR
- France
- Prior art keywords
- fiber
- twisted
- optical fiber
- intensity
- parts
- 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.)
- Granted
Links
- 230000000694 effects Effects 0.000 title claims description 14
- 239000000835 fiber Substances 0.000 claims abstract description 34
- 239000013307 optical fiber Substances 0.000 claims abstract description 29
- 239000004020 conductor Substances 0.000 claims abstract description 13
- 238000005259 measurement Methods 0.000 claims description 14
- 230000010287 polarization Effects 0.000 claims description 12
- 238000006243 chemical reaction Methods 0.000 claims description 2
- 230000005291 magnetic effect Effects 0.000 description 5
- 230000005292 diamagnetic effect Effects 0.000 description 3
- 230000003993 interaction Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000003071 parasitic effect Effects 0.000 description 2
- GVGLGOZIDCSQPN-PVHGPHFFSA-N Heroin Chemical compound O([C@H]1[C@H](C=C[C@H]23)OC(C)=O)C4=C5[C@@]12CCN(C)[C@@H]3CC5=CC=C4OC(C)=O GVGLGOZIDCSQPN-PVHGPHFFSA-N 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000001427 coherent effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 229960002069 diamorphine Drugs 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- 230000005294 ferromagnetic effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000001902 propagating effect Effects 0.000 description 1
- 230000002277 temperature effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
- G01R15/14—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks
- G01R15/24—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using light-modulating devices
- G01R15/245—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using light-modulating devices using magneto-optical modulators, e.g. based on the Faraday or Cotton-Mouton effect
- G01R15/246—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using light-modulating devices using magneto-optical modulators, e.g. based on the Faraday or Cotton-Mouton effect based on the Faraday, i.e. linear magneto-optic, effect
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
- Measuring Magnetic Variables (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8218101A FR2535463A1 (fr) | 1982-10-28 | 1982-10-28 | Dispositif de mesure d'intensite electrique a effet faraday |
| EP83402046A EP0108012A1 (fr) | 1982-10-28 | 1983-10-21 | Dispositif de mesure d'intensité électrique à effet Faraday |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8218101A FR2535463A1 (fr) | 1982-10-28 | 1982-10-28 | Dispositif de mesure d'intensite electrique a effet faraday |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2535463A1 true FR2535463A1 (fr) | 1984-05-04 |
| FR2535463B1 FR2535463B1 (enExample) | 1985-03-22 |
Family
ID=9278702
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8218101A Granted FR2535463A1 (fr) | 1982-10-28 | 1982-10-28 | Dispositif de mesure d'intensite electrique a effet faraday |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2535463A1 (enExample) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2000048008A1 (en) * | 1999-02-11 | 2000-08-17 | Kvh Industries, Inc. | Polarization transformer and current sensor using the same |
| US6535657B2 (en) | 1999-02-11 | 2003-03-18 | Kvh Industries, Inc. | Polarization transformer |
| US6542651B2 (en) | 2000-01-12 | 2003-04-01 | Kvh Industries, Inc. | Apparatus and method for electronic RIN reduction in fiber-optic sensors |
| US6594020B2 (en) | 2000-07-13 | 2003-07-15 | Kvh Industries, Inc | Method for controlling fiber optic sensor scale factor using amplitude modulation |
| US6703821B2 (en) | 2000-02-28 | 2004-03-09 | Kvh Industries, Inc. | Faraday-effect current sensor with improved vibration response |
| US6707558B2 (en) | 2000-08-02 | 2004-03-16 | Kvh Industries, Inc. | Decreasing the effects of linear birefringence in a fiber-optic sensor by use of Berry's topological phase |
| US6763153B2 (en) | 2002-04-17 | 2004-07-13 | Kvh Industries, Inc. | Apparatus and method for electronic RIN reduction in fiber-optic sensors utilizing filter with group delay |
| US6836334B2 (en) | 2001-10-31 | 2004-12-28 | Kvh Industries, Inc. | Angle random walk (ARW) noise reduction in fiber optic sensors using an optical amplifier |
| US7120323B2 (en) | 2000-08-02 | 2006-10-10 | Kvh Industries, Inc. | Reduction of linear birefringence in circular-cored single-mode fiber |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3605013A (en) * | 1968-11-16 | 1971-09-14 | Nippon Selfoc Co Ltd | Current-measuring system utilizing faraday effect element |
| DE2855337A1 (de) * | 1978-12-21 | 1980-07-03 | Licentia Gmbh | Verfahren zur kompensation des in einer bei einem magnetooptischen stromwandler verwendeten lichtleitfaser auftretenden doppelbrechungseinflusses |
| DE2924804A1 (de) * | 1979-06-20 | 1981-01-15 | Licentia Gmbh | Verfahren zur eliminierung der temperaturabhaengigen aenderung des polarisationszustandes in einer von linear polarisiertem licht durchlaufenen tordierten lichtleitfaser |
| US4298245A (en) * | 1978-09-21 | 1981-11-03 | Siemens Aktiengesellschaft | Waveguides with a low birefringence |
| FR2492986A1 (fr) * | 1980-10-29 | 1982-04-30 | Comp Generale Electricite | Amperemetre a effet faraday dans une fibre optique |
-
1982
- 1982-10-28 FR FR8218101A patent/FR2535463A1/fr active Granted
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3605013A (en) * | 1968-11-16 | 1971-09-14 | Nippon Selfoc Co Ltd | Current-measuring system utilizing faraday effect element |
| US4298245A (en) * | 1978-09-21 | 1981-11-03 | Siemens Aktiengesellschaft | Waveguides with a low birefringence |
| DE2855337A1 (de) * | 1978-12-21 | 1980-07-03 | Licentia Gmbh | Verfahren zur kompensation des in einer bei einem magnetooptischen stromwandler verwendeten lichtleitfaser auftretenden doppelbrechungseinflusses |
| DE2924804A1 (de) * | 1979-06-20 | 1981-01-15 | Licentia Gmbh | Verfahren zur eliminierung der temperaturabhaengigen aenderung des polarisationszustandes in einer von linear polarisiertem licht durchlaufenen tordierten lichtleitfaser |
| FR2492986A1 (fr) * | 1980-10-29 | 1982-04-30 | Comp Generale Electricite | Amperemetre a effet faraday dans une fibre optique |
Non-Patent Citations (1)
| Title |
|---|
| MESURES-REGULATION-AUTOMATISME, vol.47, no.3, mars 1982, PARIS (FR) * |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2000048008A1 (en) * | 1999-02-11 | 2000-08-17 | Kvh Industries, Inc. | Polarization transformer and current sensor using the same |
| US6535657B2 (en) | 1999-02-11 | 2003-03-18 | Kvh Industries, Inc. | Polarization transformer |
| US6539134B1 (en) | 1999-02-11 | 2003-03-25 | Kvh Industries, Inc. | Polarization transformer |
| US6542651B2 (en) | 2000-01-12 | 2003-04-01 | Kvh Industries, Inc. | Apparatus and method for electronic RIN reduction in fiber-optic sensors |
| US6703821B2 (en) | 2000-02-28 | 2004-03-09 | Kvh Industries, Inc. | Faraday-effect current sensor with improved vibration response |
| US6594020B2 (en) | 2000-07-13 | 2003-07-15 | Kvh Industries, Inc | Method for controlling fiber optic sensor scale factor using amplitude modulation |
| US6707558B2 (en) | 2000-08-02 | 2004-03-16 | Kvh Industries, Inc. | Decreasing the effects of linear birefringence in a fiber-optic sensor by use of Berry's topological phase |
| US7120323B2 (en) | 2000-08-02 | 2006-10-10 | Kvh Industries, Inc. | Reduction of linear birefringence in circular-cored single-mode fiber |
| US6836334B2 (en) | 2001-10-31 | 2004-12-28 | Kvh Industries, Inc. | Angle random walk (ARW) noise reduction in fiber optic sensors using an optical amplifier |
| US6763153B2 (en) | 2002-04-17 | 2004-07-13 | Kvh Industries, Inc. | Apparatus and method for electronic RIN reduction in fiber-optic sensors utilizing filter with group delay |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2535463B1 (enExample) | 1985-03-22 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |