CA1038669A - Optical fibre having low mode dispersion - Google Patents
Optical fibre having low mode dispersionInfo
- Publication number
- CA1038669A CA1038669A CA236,020A CA236020A CA1038669A CA 1038669 A CA1038669 A CA 1038669A CA 236020 A CA236020 A CA 236020A CA 1038669 A CA1038669 A CA 1038669A
- Authority
- CA
- Canada
- Prior art keywords
- core
- refractive index
- rings
- light transmitting
- light
- 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 abstract description 17
- 239000006185 dispersion Substances 0.000 title abstract description 9
- 238000005253 cladding Methods 0.000 abstract description 23
- 239000000463 material Substances 0.000 abstract description 8
- 239000000835 fiber Substances 0.000 description 23
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 5
- 238000005229 chemical vapour deposition Methods 0.000 description 5
- 239000001301 oxygen Substances 0.000 description 5
- 229910052760 oxygen Inorganic materials 0.000 description 5
- 230000003287 optical effect Effects 0.000 description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000000151 deposition Methods 0.000 description 3
- 230000008021 deposition Effects 0.000 description 3
- 239000005350 fused silica glass Substances 0.000 description 3
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000003892 spreading Methods 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 239000002019 doping agent Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 208000035388 Ring chromosome 22 syndrome Diseases 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 229910052732 germanium Inorganic materials 0.000 description 1
- GNPVGFCGXDBREM-UHFFFAOYSA-N germanium atom Chemical compound [Ge] GNPVGFCGXDBREM-UHFFFAOYSA-N 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000001902 propagating effect Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
- IEXRMSFAVATTJX-UHFFFAOYSA-N tetrachlorogermane Chemical compound Cl[Ge](Cl)(Cl)Cl IEXRMSFAVATTJX-UHFFFAOYSA-N 0.000 description 1
- 238000004804 winding Methods 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
- G02B6/02—Optical fibres with cladding with or without a coating
- G02B6/02214—Optical fibres with cladding with or without a coating tailored to obtain the desired dispersion, e.g. dispersion shifted, dispersion flattened
- G02B6/02285—Characterised by the polarisation mode dispersion [PMD] properties, e.g. for minimising PMD
-
- 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
- G02B6/03688—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 5 or more layers
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Lasers (AREA)
- Glass Compositions (AREA)
- Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
- Optical Couplings Of Light Guides (AREA)
Priority Applications (9)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA236,020A CA1038669A (en) | 1975-09-22 | 1975-09-22 | Optical fibre having low mode dispersion |
| FR7618469A FR2325059A1 (fr) | 1975-09-22 | 1976-06-17 | Fibre optique presentant une faible dispersion de mode |
| DE19762630208 DE2630208A1 (de) | 1975-09-22 | 1976-07-05 | Optische faser mit niedriger modus-dispersion |
| IT25066/76A IT1067082B (it) | 1975-09-22 | 1976-07-06 | Fibra ottica avente una bassa dispersione di modo |
| NL7608107A NL7608107A (nl) | 1975-09-22 | 1976-07-22 | Optische vezel. |
| JP51086654A JPS5240144A (en) | 1975-09-22 | 1976-07-22 | Optical fiber having low mode dispersion |
| GB35404/76A GB1569132A (en) | 1975-09-22 | 1976-08-25 | Optical fibre having low mode dispersion |
| SE7609777A SE7609777L (sv) | 1975-09-22 | 1976-09-03 | Optisk fiber |
| ES451740A ES451740A1 (es) | 1975-09-22 | 1976-09-22 | Perfeccionamientos en fibras opticas transmisoras de luz. |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA236,020A CA1038669A (en) | 1975-09-22 | 1975-09-22 | Optical fibre having low mode dispersion |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1038669A true CA1038669A (en) | 1978-09-19 |
Family
ID=4104119
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA236,020A Expired CA1038669A (en) | 1975-09-22 | 1975-09-22 | Optical fibre having low mode dispersion |
Country Status (9)
| Country | Link |
|---|---|
| JP (1) | JPS5240144A (nl) |
| CA (1) | CA1038669A (nl) |
| DE (1) | DE2630208A1 (nl) |
| ES (1) | ES451740A1 (nl) |
| FR (1) | FR2325059A1 (nl) |
| GB (1) | GB1569132A (nl) |
| IT (1) | IT1067082B (nl) |
| NL (1) | NL7608107A (nl) |
| SE (1) | SE7609777L (nl) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU504423B2 (en) * | 1975-11-14 | 1979-10-11 | International Standard Electric Corporation | Optical fibre |
| JPS58143082A (ja) * | 1982-02-18 | 1983-08-25 | 市毛 武治 | スイング式窓用開閉装置 |
| JPS59100083U (ja) * | 1982-12-24 | 1984-07-06 | 小寺 博行 | 窓の開閉装置 |
| DE3329512A1 (de) * | 1983-08-16 | 1985-02-28 | Philips Patentverwaltung Gmbh, 2000 Hamburg | Stablinse aus mehreren glasschichten |
| US4852968A (en) * | 1986-08-08 | 1989-08-01 | American Telephone And Telegraph Company, At&T Bell Laboratories | Optical fiber comprising a refractive index trench |
| FR2761485B1 (fr) * | 1997-03-28 | 1999-06-11 | Instruments Sa | Multiplexeur-demultiplexeur en longueur d'onde a fibres optiques |
| DE102011009242B4 (de) * | 2010-11-04 | 2020-09-03 | J-Plasma Gmbh | Lichtwellenleiter und Halbzeug zur Herstellung eines Lichtwellenleiters mit biegeoptimierten Eigenschaften |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS569682B2 (nl) * | 1974-02-13 | 1981-03-03 |
-
1975
- 1975-09-22 CA CA236,020A patent/CA1038669A/en not_active Expired
-
1976
- 1976-06-17 FR FR7618469A patent/FR2325059A1/fr not_active Withdrawn
- 1976-07-05 DE DE19762630208 patent/DE2630208A1/de active Pending
- 1976-07-06 IT IT25066/76A patent/IT1067082B/it active
- 1976-07-22 NL NL7608107A patent/NL7608107A/nl unknown
- 1976-07-22 JP JP51086654A patent/JPS5240144A/ja active Pending
- 1976-08-25 GB GB35404/76A patent/GB1569132A/en not_active Expired
- 1976-09-03 SE SE7609777A patent/SE7609777L/xx unknown
- 1976-09-22 ES ES451740A patent/ES451740A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NL7608107A (nl) | 1977-03-24 |
| IT1067082B (it) | 1985-03-12 |
| JPS5240144A (en) | 1977-03-28 |
| GB1569132A (en) | 1980-06-11 |
| DE2630208A1 (de) | 1977-03-31 |
| SE7609777L (sv) | 1977-03-23 |
| ES451740A1 (es) | 1977-08-16 |
| FR2325059A1 (fr) | 1977-04-15 |
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