CN101515049B - Polarization-maintaining fiber coupler, preparation method thereof and all-fiber optical current sensor - Google Patents
Polarization-maintaining fiber coupler, preparation method thereof and all-fiber optical current sensor Download PDFInfo
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- CN101515049B CN101515049B CN2008100431384A CN200810043138A CN101515049B CN 101515049 B CN101515049 B CN 101515049B CN 2008100431384 A CN2008100431384 A CN 2008100431384A CN 200810043138 A CN200810043138 A CN 200810043138A CN 101515049 B CN101515049 B CN 101515049B
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- 239000000835 fiber Substances 0.000 title claims abstract description 194
- 238000002360 preparation method Methods 0.000 title claims description 11
- 230000003287 optical effect Effects 0.000 title abstract description 5
- 239000013307 optical fiber Substances 0.000 claims abstract description 128
- 230000010287 polarization Effects 0.000 claims abstract description 87
- 238000000034 method Methods 0.000 claims abstract 2
- 238000003466 welding Methods 0.000 claims description 5
- 230000008878 coupling Effects 0.000 abstract description 17
- 238000010168 coupling process Methods 0.000 abstract description 17
- 238000005859 coupling reaction Methods 0.000 abstract description 17
- 230000035945 sensitivity Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000007789 sealing Methods 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 2
- 230000008033 biological extinction Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 229940085805 fiberall Drugs 0.000 description 1
- 238000007499 fusion processing Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000012536 packaging technology Methods 0.000 description 1
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- Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
Abstract
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Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
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CN2008100431384A CN101515049B (en) | 2008-02-21 | 2008-02-21 | Polarization-maintaining fiber coupler, preparation method thereof and all-fiber optical current sensor |
US12/290,705 US20090214152A1 (en) | 2008-02-21 | 2008-11-03 | Polarization-maintaining optical coupler and method of making the same |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN2008100431384A CN101515049B (en) | 2008-02-21 | 2008-02-21 | Polarization-maintaining fiber coupler, preparation method thereof and all-fiber optical current sensor |
Publications (2)
Publication Number | Publication Date |
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CN101515049A CN101515049A (en) | 2009-08-26 |
CN101515049B true CN101515049B (en) | 2010-12-15 |
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CN2008100431384A Active CN101515049B (en) | 2008-02-21 | 2008-02-21 | Polarization-maintaining fiber coupler, preparation method thereof and all-fiber optical current sensor |
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CN (1) | CN101515049B (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106199825B (en) * | 2016-08-02 | 2018-11-23 | 长飞光纤光缆股份有限公司 | A kind of sensor fibre and preparation method thereof and sensing fiber ring |
CN110045308B (en) * | 2018-01-16 | 2021-11-16 | 中国电力科学研究院有限公司 | All-fiber direct current measuring device step response testing system and method |
CN117031101B (en) * | 2023-10-09 | 2023-12-29 | 国网江苏省电力有限公司电力科学研究院 | Broadband optical fiber current sensor, measuring method, measuring system, medium and device |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6643433B2 (en) * | 2001-08-08 | 2003-11-04 | Itf Optical Technologies Inc. | Polarization-combining fused-fiber optical coupler and method of producing the same |
CN1480751A (en) * | 2002-08-12 | 2004-03-10 | 株式会社藤仓 | Partial wave retaining optical fiber coupler and its mfg. method |
JP2005309082A (en) * | 2004-04-21 | 2005-11-04 | Ykk Corp | Optical fiber coupler, its manufacturing method and manufacturing device |
CN2760582Y (en) * | 2004-05-14 | 2006-02-22 | 上海康阔光通信技术有限公司 | Polarization-preserving optical fibre device |
US7046867B2 (en) * | 2003-02-14 | 2006-05-16 | Abb Research Ltd | Fiberoptic current sensor having a plurality of sensor heads |
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2008
- 2008-02-21 CN CN2008100431384A patent/CN101515049B/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6643433B2 (en) * | 2001-08-08 | 2003-11-04 | Itf Optical Technologies Inc. | Polarization-combining fused-fiber optical coupler and method of producing the same |
CN1480751A (en) * | 2002-08-12 | 2004-03-10 | 株式会社藤仓 | Partial wave retaining optical fiber coupler and its mfg. method |
US7046867B2 (en) * | 2003-02-14 | 2006-05-16 | Abb Research Ltd | Fiberoptic current sensor having a plurality of sensor heads |
JP2005309082A (en) * | 2004-04-21 | 2005-11-04 | Ykk Corp | Optical fiber coupler, its manufacturing method and manufacturing device |
CN2760582Y (en) * | 2004-05-14 | 2006-02-22 | 上海康阔光通信技术有限公司 | Polarization-preserving optical fibre device |
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Publication number | Publication date |
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CN101515049A (en) | 2009-08-26 |
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