DE3231832C2 - Optische Faser - Google Patents
Optische FaserInfo
- Publication number
- DE3231832C2 DE3231832C2 DE3231832A DE3231832A DE3231832C2 DE 3231832 C2 DE3231832 C2 DE 3231832C2 DE 3231832 A DE3231832 A DE 3231832A DE 3231832 A DE3231832 A DE 3231832A DE 3231832 C2 DE3231832 C2 DE 3231832C2
- Authority
- DE
- Germany
- Prior art keywords
- core
- darr
- optical fiber
- stress
- inducing elements
- 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
- 239000013307 optical fiber Substances 0.000 title claims abstract description 63
- 230000010287 polarization Effects 0.000 claims abstract description 42
- 230000001939 inductive effect Effects 0.000 claims abstract description 38
- 239000002019 doping agent Substances 0.000 claims abstract description 12
- 230000001965 increasing effect Effects 0.000 claims description 5
- 230000003247 decreasing effect Effects 0.000 claims 1
- 239000006185 dispersion Substances 0.000 abstract description 20
- 238000005253 cladding Methods 0.000 abstract description 11
- 239000011162 core material Substances 0.000 description 41
- 239000000835 fiber Substances 0.000 description 7
- 230000003287 optical effect Effects 0.000 description 7
- 230000008878 coupling Effects 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 4
- 238000005859 coupling reaction Methods 0.000 description 4
- 229910004298 SiO 2 Inorganic materials 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000001427 coherent effect Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- YBMRDBCBODYGJE-UHFFFAOYSA-N germanium dioxide Chemical group O=[Ge]=O YBMRDBCBODYGJE-UHFFFAOYSA-N 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 229910005793 GeO 2 Inorganic materials 0.000 description 1
- 101150112468 OR51E2 gene Proteins 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 229910052593 corundum Inorganic materials 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 230000031700 light absorption Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000001902 propagating effect Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 229910001845 yogo sapphire Inorganic materials 0.000 description 1
Classifications
-
- 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
- G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
- G02B6/105—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type having optical polarisation effects
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L1/00—Measuring force or stress, in general
- G01L1/24—Measuring force or stress, in general by measuring variations of optical properties of material when it is stressed, e.g. by photoelastic stress analysis using infrared, visible light, ultraviolet
- G01L1/242—Measuring force or stress, in general by measuring variations of optical properties of material when it is stressed, e.g. by photoelastic stress analysis using infrared, visible light, ultraviolet the material being an optical fibre
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
- Waveguides (AREA)
- Manufacture, Treatment Of Glass Fibers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP56133334A JPS5835503A (ja) | 1981-08-27 | 1981-08-27 | 零偏波分散単一直線偏波光フアイバ |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3231832A1 DE3231832A1 (de) | 1983-03-17 |
| DE3231832C2 true DE3231832C2 (de) | 1987-01-08 |
Family
ID=15102284
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE3231832A Expired DE3231832C2 (de) | 1981-08-27 | 1982-08-26 | Optische Faser |
Country Status (7)
Families Citing this family (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3213704A1 (de) * | 1982-04-14 | 1984-02-02 | ANT Nachrichtentechnik GmbH, 7150 Backnang | Monomode lichtleitfaser |
| US4515436A (en) * | 1983-02-04 | 1985-05-07 | At&T Bell Laboratories | Single-mode single-polarization optical fiber |
| JPS6019110A (ja) * | 1983-07-13 | 1985-01-31 | Nippon Telegr & Teleph Corp <Ntt> | 絶対単一偏波光フアイバ |
| US4664473A (en) * | 1985-04-01 | 1987-05-12 | Corning Glass Works | Optical fiber formed of MgO--Al2 O3 --SiO2 glass |
| GB2209846B (en) * | 1987-09-17 | 1992-03-04 | Pirelli General Plc | Optical fibre wavelength filter having two cores |
| JPH01237507A (ja) * | 1987-12-04 | 1989-09-22 | Nippon Telegr & Teleph Corp <Ntt> | 絶対単一偏波光ファイバ |
| US5056888A (en) * | 1989-07-17 | 1991-10-15 | Minnesota Mining And Manufacturing Company | Single-mode, single-polarization optical fiber |
| FR2672755B1 (fr) * | 1991-02-12 | 1993-05-07 | Thomson Csf | Procede de codage en binaire des points d'une constellation utilisee dans une modulation multiporteuse de type ofdm. |
| US5867616A (en) * | 1995-08-10 | 1999-02-02 | Corning Incorporated | Polarization mode coupled single mode waveguide |
| DE19810812A1 (de) * | 1998-03-12 | 1999-09-16 | Siemens Ag | Optisches Übertragungselement sowie Verfahren zur Reduzierung dessen Polarisationsmoden-Dispersion |
| US6208776B1 (en) * | 1998-04-08 | 2001-03-27 | Physical Optics Corporation | Birefringent fiber grating sensor and detection system |
| US6778747B1 (en) | 1998-09-09 | 2004-08-17 | Corning Incorporated | Radially varying and azimuthally asymmetric optical waveguide fiber |
| CA2433094C (en) * | 2000-12-28 | 2011-10-04 | Pirelli & C. S.P.A. | Method for producing an optical fibre telecommunications cable with reduced polarization mode dispersion |
| DE50112087D1 (de) * | 2001-04-30 | 2007-04-05 | Finisar Corp | Anordnung zum multiplexen und/oder demultiplexen der signale mindestens zweier optischer wellenlängenkanäle |
| AU2002318475A1 (en) * | 2001-06-19 | 2003-01-02 | Stockeryale, Inc. | Fiber optic possessing shear stress in core |
| KR100454232B1 (ko) * | 2002-07-04 | 2004-10-26 | 광주과학기술원 | 편광유지형 광섬유 및 그 제조방법 |
| US20060133753A1 (en) * | 2004-12-22 | 2006-06-22 | Nelson Brian K | Hole assisted fiber device and fiber preform |
| US20060130528A1 (en) * | 2004-12-22 | 2006-06-22 | Nelson Brian K | Method of making a hole assisted fiber device and fiber preform |
| 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 |
| CN103030270A (zh) * | 2013-01-06 | 2013-04-10 | 北京一轻研究院 | 一种y波导用领结型保偏光纤的制造方法 |
| CN106886071B (zh) * | 2017-03-23 | 2019-05-21 | 华中科技大学 | 一种本征模完全分离的退简并多模光纤 |
| US11916348B2 (en) * | 2019-07-31 | 2024-02-27 | Huawei Technologies Canada Co., Ltd. | Polarization-maintaining highly elliptical core fiber with stress-induced birefringence |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL193330C (nl) * | 1978-01-13 | 1999-06-02 | Western Electric Co | Optische golfleider en werkwijze voor het vervaardigen daarvan. |
| US4179189A (en) * | 1978-01-13 | 1979-12-18 | Bell Telephone Laboratories, Incorporated | Single polarization optical fibers and methods of fabrication |
| US4184859A (en) * | 1978-06-09 | 1980-01-22 | International Telephone And Telegraph Corporation | Method of fabricating an elliptical core single mode fiber |
| US4307938A (en) * | 1979-06-19 | 1981-12-29 | Andrew Corporation | Dielectric waveguide with elongate cross-section |
| DE2930704A1 (de) * | 1979-07-28 | 1981-02-12 | Licentia Gmbh | Verfahren zur herstellung einer lichtleitfaser |
| DE2930791A1 (de) * | 1979-07-28 | 1981-02-12 | Licentia Gmbh | Verfahren zur herstellung einer lichtleitfaser |
| DE3176131D1 (en) * | 1980-01-11 | 1987-05-27 | Hitachi Ltd | Method of producing a preform rod for an optical fiber |
| GB2096788B (en) * | 1981-01-17 | 1984-12-19 | Nippon Telegraph & Telephone | Single-polarization single-mode optical fibers |
| US4415230A (en) * | 1981-03-30 | 1983-11-15 | Corning Glass Works | Polarization retaining single-mode optical waveguide |
-
1981
- 1981-08-27 JP JP56133334A patent/JPS5835503A/ja active Granted
-
1982
- 1982-06-15 US US06/388,543 patent/US4480897A/en not_active Expired - Lifetime
- 1982-07-21 CA CA000407783A patent/CA1181274A/en not_active Expired
- 1982-07-29 GB GB08221897A patent/GB2104680B/en not_active Expired
- 1982-08-10 NL NLAANVRAGE8203146,A patent/NL187873C/xx not_active IP Right Cessation
- 1982-08-16 FR FR8214175A patent/FR2512214B1/fr not_active Expired
- 1982-08-26 DE DE3231832A patent/DE3231832C2/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB2104680B (en) | 1985-08-07 |
| US4480897A (en) | 1984-11-06 |
| NL8203146A (nl) | 1983-03-16 |
| NL187873B (nl) | 1991-09-02 |
| DE3231832A1 (de) | 1983-03-17 |
| NL187873C (nl) | 1992-02-03 |
| FR2512214A1 (fr) | 1983-03-04 |
| JPS6258481B2 (US20040152965A1-20040805-M00009.png) | 1987-12-07 |
| CA1181274A (en) | 1985-01-22 |
| GB2104680A (en) | 1983-03-09 |
| JPS5835503A (ja) | 1983-03-02 |
| FR2512214B1 (fr) | 1985-07-12 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OP8 | Request for examination as to paragraph 44 patent law | ||
| 8128 | New person/name/address of the agent |
Representative=s name: GEYER, W., DIPL.-ING. DR.-ING. HAGEMANN, H., DIPL. |
|
| 8127 | New person/name/address of the applicant |
Owner name: NIPPON TELEGRAPH AND TELEPHONE CORP., TOKIO/TOKYO, |
|
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8328 | Change in the person/name/address of the agent |
Free format text: HAGEMANN, H., DIPL.-CHEM. DR.RER.NAT. KEHL, G., DIPL.-PHYS., PAT.-ANWAELTE, 8000 MUENCHEN |
|
| 8328 | Change in the person/name/address of the agent |
Free format text: KEHL, G., DIPL.-PHYS., PAT.-ANW., 81679 MUENCHEN |