DE69738121D1 - Bestimmung der Winkellage von schwachen axialen Asymmetrien von optischen Fasern und Ausrichtung und Spleissen von Fasern - Google Patents
Bestimmung der Winkellage von schwachen axialen Asymmetrien von optischen Fasern und Ausrichtung und Spleissen von FasernInfo
- Publication number
- DE69738121D1 DE69738121D1 DE69738121T DE69738121T DE69738121D1 DE 69738121 D1 DE69738121 D1 DE 69738121D1 DE 69738121 T DE69738121 T DE 69738121T DE 69738121 T DE69738121 T DE 69738121T DE 69738121 D1 DE69738121 D1 DE 69738121D1
- Authority
- DE
- Germany
- Prior art keywords
- fibers
- splicing
- alignment
- determination
- angular position
- 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 - Lifetime
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
- G01M11/30—Testing of optical devices, constituted by fibre optics or optical waveguides
- G01M11/37—Testing of optical devices, constituted by fibre optics or optical waveguides in which light is projected perpendicularly to the axis of the fibre or waveguide for monitoring a section thereof
-
- 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
- G02B6/24—Coupling light guides
- G02B6/255—Splicing of light guides, e.g. by fusion or bonding
- G02B6/2551—Splicing of light guides, e.g. by fusion or bonding using thermal methods, e.g. fusion welding by arc discharge, laser beam, plasma torch
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Mechanical Coupling Of Light Guides (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Cutting Tools, Boring Holders, And Turrets (AREA)
- Powder Metallurgy (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9602821A SE511817C2 (sv) | 1996-07-19 | 1996-07-19 | Förfarande och anordning för att bestämma vinkelläget för minst en axiell optisk asymmetri, samt användning av förfarandet respektive anordningen |
SE9602821 | 1996-07-19 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69738121D1 true DE69738121D1 (de) | 2007-10-25 |
DE69738121T2 DE69738121T2 (de) | 2008-06-12 |
Family
ID=20403434
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69738121T Expired - Lifetime DE69738121T2 (de) | 1996-07-19 | 1997-07-15 | Bestimmung der Winkellage von schwachen axialen Asymmetrien von optischen Fasern und Ausrichtung und Spleissen von Fasern |
Country Status (5)
Country | Link |
---|---|
US (2) | USRE41646E1 (de) |
EP (1) | EP0819958B1 (de) |
JP (1) | JPH10307227A (de) |
DE (1) | DE69738121T2 (de) |
SE (1) | SE511817C2 (de) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE511805C2 (sv) * | 1997-02-14 | 1999-11-29 | Ericsson Telefon Ab L M | Förfarande och anordning för bestämning av hopsmältningsström för hopsvetsning av optiska fibrer, samt användning av förfarandet respektive anordningen |
US6721467B2 (en) | 2001-06-07 | 2004-04-13 | 3M Innovative Properties Company | Method and apparatus for aligning the polarization of a polarization maintaining optical fiber to the polarization of a light source |
SE523806C2 (sv) | 2002-02-26 | 2004-05-18 | Ericsson Telefon Ab L M | Förfarande och anordning för att inrikta polarisationsaxlarna hos fiberändar i två optiska polarisationsbevarande fibrer med varandra |
WO2013003335A1 (en) | 2011-06-27 | 2013-01-03 | Vytran, Llc | Apparatus and methods for the determination of a birefringence axis of a polarization-maintaining optical fiber |
EP3596780B1 (de) | 2017-03-13 | 2021-06-30 | Telefonaktiebolaget LM Ericsson (PUBL) | Selbstkalibrierung eines antennenarraysystems |
US11411624B2 (en) * | 2018-09-28 | 2022-08-09 | Telefonaktiebolaget Lm Ericsson (Publ) | Systems and methods for correction of beam direction due to self-coupling |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4925458A (en) | 1987-05-28 | 1990-05-15 | Kennametal Inc. | Cutting tool |
US5013345A (en) * | 1987-12-04 | 1991-05-07 | Fujikura Ltd. | Method of fusion-splicing polarization maintaining optical fibers |
US5593474A (en) | 1988-08-04 | 1997-01-14 | Smith International, Inc. | Composite cemented carbide |
SE9101953D0 (sv) | 1991-06-25 | 1991-06-25 | Sandvik Ab | A1203 coated sintered body |
US5323225A (en) * | 1992-08-26 | 1994-06-21 | Andrew Corporation | Method of determining azimuthal position of transverse axes of optical fibers with elliptical cores |
US5624766A (en) | 1993-08-16 | 1997-04-29 | Sumitomo Electric Industries, Ltd. | Cemented carbide and coated cemented carbide for cutting tool |
EP0681707B1 (de) * | 1993-11-29 | 1999-10-13 | Telefonaktiebolaget Lm Ericsson | Bestimmung des winkelversutzes zwischen optischen fasern mit optischer, axialer asymmetrie und ausrichtung und spleissen von solchen fasern |
SE504244C2 (sv) | 1994-03-29 | 1996-12-16 | Sandvik Ab | Sätt att tillverka kompositmaterial av hårdämnen i en metallbindefas |
SE502754C2 (sv) | 1994-03-31 | 1995-12-18 | Sandvik Ab | Sätt att framställa belagt hårdämnespulver |
JP3168844B2 (ja) * | 1994-10-13 | 2001-05-21 | 住友電気工業株式会社 | 定偏波光ファイバの融着接続方法 |
SE506956C2 (sv) * | 1995-10-24 | 1998-03-09 | Ericsson Telefon Ab L M | Förfarande och anordning för att bestämma vinkelläget för en optisk axiell asymmetri, samt användning av förfarandet respektive anordningen |
US5773735A (en) | 1996-11-20 | 1998-06-30 | The Dow Chemical Company | Dense fine grained monotungsten carbide-transition metal cemented carbide body and preparation thereof |
-
1996
- 1996-07-19 SE SE9602821A patent/SE511817C2/sv not_active IP Right Cessation
-
1997
- 1997-07-08 US US11/484,834 patent/USRE41646E1/en not_active Expired - Lifetime
- 1997-07-15 DE DE69738121T patent/DE69738121T2/de not_active Expired - Lifetime
- 1997-07-15 EP EP97850115A patent/EP0819958B1/de not_active Expired - Lifetime
- 1997-07-16 US US08/895,573 patent/US5850283A/en not_active Expired - Lifetime
- 1997-07-18 JP JP9226997A patent/JPH10307227A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
DE69738121T2 (de) | 2008-06-12 |
SE9602821D0 (sv) | 1996-07-19 |
SE9602821L (sv) | 1998-01-20 |
EP0819958A1 (de) | 1998-01-21 |
EP0819958B1 (de) | 2007-09-12 |
JPH10307227A (ja) | 1998-11-17 |
USRE41646E1 (en) | 2010-09-07 |
US5850283A (en) | 1998-12-15 |
SE511817C2 (sv) | 1999-11-29 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |