CA1114613A - Method of producing optical fibres for telecommunication - Google Patents
Method of producing optical fibres for telecommunicationInfo
- Publication number
- CA1114613A CA1114613A CA318,365A CA318365A CA1114613A CA 1114613 A CA1114613 A CA 1114613A CA 318365 A CA318365 A CA 318365A CA 1114613 A CA1114613 A CA 1114613A
- Authority
- CA
- Canada
- Prior art keywords
- core
- cladding
- profile
- alkali
- diffusion
- 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
- 238000000034 method Methods 0.000 title claims abstract description 14
- 230000003287 optical effect Effects 0.000 title abstract description 3
- 238000005253 cladding Methods 0.000 claims abstract description 22
- 239000011521 glass Substances 0.000 claims abstract description 22
- 239000000203 mixture Substances 0.000 claims abstract description 22
- 150000002500 ions Chemical class 0.000 claims abstract description 11
- 239000003513 alkali Substances 0.000 claims abstract description 9
- 239000003365 glass fiber Substances 0.000 claims abstract description 3
- 238000009792 diffusion process Methods 0.000 claims description 23
- 239000000835 fiber Substances 0.000 claims description 5
- 229910000272 alkali metal oxide Inorganic materials 0.000 claims description 2
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 238000010438 heat treatment Methods 0.000 claims 1
- 238000006467 substitution reaction Methods 0.000 abstract 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- KKCBUQHMOMHUOY-UHFFFAOYSA-N Na2O Inorganic materials [O-2].[Na+].[Na+] KKCBUQHMOMHUOY-UHFFFAOYSA-N 0.000 description 3
- 230000035515 penetration Effects 0.000 description 3
- 229910001415 sodium ion Inorganic materials 0.000 description 3
- 150000001768 cations Chemical class 0.000 description 2
- 229910052681 coesite Inorganic materials 0.000 description 2
- 229910052906 cristobalite Inorganic materials 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- YBMRDBCBODYGJE-UHFFFAOYSA-N germanium dioxide Chemical compound O=[Ge]=O YBMRDBCBODYGJE-UHFFFAOYSA-N 0.000 description 2
- 150000004760 silicates Chemical class 0.000 description 2
- 239000000377 silicon dioxide Substances 0.000 description 2
- 235000012239 silicon dioxide Nutrition 0.000 description 2
- 229910052682 stishovite Inorganic materials 0.000 description 2
- 229910052905 tridymite Inorganic materials 0.000 description 2
- 241001639412 Verres Species 0.000 description 1
- 229910052910 alkali metal silicate Inorganic materials 0.000 description 1
- -1 des ions Chemical class 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003455 independent Effects 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 229910001414 potassium ion Inorganic materials 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000005368 silicate glass Substances 0.000 description 1
- 238000001228 spectrum 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
- G02B6/028—Optical fibres with cladding with or without a coating with core or cladding having graded refractive index
- G02B6/0288—Multimode fibre, e.g. graded index core for compensating modal dispersion
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C13/00—Fibre or filament compositions
- C03C13/04—Fibre optics, e.g. core and clad fibre compositions
- C03C13/045—Silica-containing oxide glass compositions
- C03C13/046—Multicomponent glass compositions
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C21/00—Treatment of glass, not in the form of fibres or filaments, by diffusing ions or metals in the surface
-
- 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
- G02B6/03622—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 2 layers only
- G02B6/03627—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 2 layers only arranged - +
Landscapes
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Geochemistry & Mineralogy (AREA)
- Optics & Photonics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Dispersion Chemistry (AREA)
- Glass Compositions (AREA)
- Manufacture, Treatment Of Glass Fibers (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL7800157 | 1978-01-06 | ||
| NL7800157A NL7800157A (nl) | 1978-01-06 | 1978-01-06 | Werkwijze voor de vervaardiging van optische fibers voor telecommunicatie. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1114613A true CA1114613A (en) | 1981-12-22 |
Family
ID=19830096
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA318,365A Expired CA1114613A (en) | 1978-01-06 | 1978-12-21 | Method of producing optical fibres for telecommunication |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US4242117A (en, 2012) |
| JP (1) | JPS54101924A (en, 2012) |
| AU (1) | AU529474B2 (en, 2012) |
| BE (1) | BE873309A (en, 2012) |
| CA (1) | CA1114613A (en, 2012) |
| DE (1) | DE2855550C2 (en, 2012) |
| FR (1) | FR2415083A1 (en, 2012) |
| GB (1) | GB2011881B (en, 2012) |
| IT (1) | IT1166558B (en, 2012) |
| NL (1) | NL7800157A (en, 2012) |
| SE (1) | SE440075B (en, 2012) |
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4452508A (en) * | 1977-06-28 | 1984-06-05 | British Telecommunications | Graded index optical fibres |
| GB8400535D0 (en) * | 1984-01-10 | 1984-02-15 | Standard Telephones Cables Ltd | Optical fibre manufacture |
| US9359251B2 (en) | 2012-02-29 | 2016-06-07 | Corning Incorporated | Ion exchanged glasses via non-error function compressive stress profiles |
| US11079309B2 (en) | 2013-07-26 | 2021-08-03 | Corning Incorporated | Strengthened glass articles having improved survivability |
| US9517968B2 (en) | 2014-02-24 | 2016-12-13 | Corning Incorporated | Strengthened glass with deep depth of compression |
| TWI705889B (zh) | 2014-06-19 | 2020-10-01 | 美商康寧公司 | 無易碎應力分布曲線的玻璃 |
| WO2016033038A1 (en) * | 2014-08-28 | 2016-03-03 | Corning Incorporated | Laminated glass article with ion exchangeable core and clad layers having diffusivity contrast and method of making the same |
| US10730791B2 (en) | 2014-10-08 | 2020-08-04 | Corning Incorporated | Glasses and glass ceramics including a metal oxide concentration gradient |
| US10150698B2 (en) | 2014-10-31 | 2018-12-11 | Corning Incorporated | Strengthened glass with ultra deep depth of compression |
| TWI696595B (zh) | 2014-11-04 | 2020-06-21 | 美商康寧公司 | 深不易碎的應力分佈及其製造方法 |
| JP6536036B2 (ja) * | 2015-01-14 | 2019-07-03 | 住友電気工業株式会社 | 光ファイバ |
| US9701569B2 (en) | 2015-07-21 | 2017-07-11 | Corning Incorporated | Glass articles exhibiting improved fracture performance |
| US11613103B2 (en) | 2015-07-21 | 2023-03-28 | Corning Incorporated | Glass articles exhibiting improved fracture performance |
| ES2879650T3 (es) | 2015-12-11 | 2021-11-22 | Corning Inc | Artículos a base de vidrio formables por fusión que incluyen un gradiente de concentración de óxido de metal |
| KR20210068158A (ko) | 2016-04-08 | 2021-06-08 | 코닝 인코포레이티드 | 금속 산화물 농도 구배를 포함하는 유리-계 제품 |
| EP4269368A3 (en) | 2016-04-08 | 2023-11-22 | Corning Incorporated | Glass-based articles including a stress profile comprising two regions, and methods of making |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1266521A (en, 2012) * | 1968-03-15 | 1972-03-08 | ||
| US3941474A (en) * | 1968-03-15 | 1976-03-02 | Nippon Selfoc Kabushiki Kaisha | Light-conducting glass structures |
| GB1274955A (en) * | 1968-09-28 | 1972-05-17 | Nippon Selfoc Co Ltd | Light-conducting glass fibres and production thereof |
| US3858964A (en) * | 1969-01-22 | 1975-01-07 | Philips Corp | Light-absorbing silicate glass for fibre-optical elements |
| US3791806A (en) * | 1969-12-30 | 1974-02-12 | Nippon Selfoc Co Ltd | Continuous production of light-conducting glass fibers with ion diffusion |
| FR2317243A1 (fr) * | 1975-07-11 | 1977-02-04 | Quartz & Silice | Procede de fabrication de fibres optiques |
| NL7603832A (nl) * | 1976-04-12 | 1977-10-14 | Philips Nv | Glassamenstellingen. |
-
1978
- 1978-01-06 NL NL7800157A patent/NL7800157A/xx not_active Application Discontinuation
- 1978-12-21 CA CA318,365A patent/CA1114613A/en not_active Expired
- 1978-12-22 DE DE2855550A patent/DE2855550C2/de not_active Expired
- 1978-12-26 US US05/973,277 patent/US4242117A/en not_active Expired - Lifetime
- 1978-12-29 FR FR7836833A patent/FR2415083A1/fr active Granted
- 1978-12-29 AU AU42992/78A patent/AU529474B2/en not_active Expired
-
1979
- 1979-01-03 SE SE7900045A patent/SE440075B/sv unknown
- 1979-01-03 GB GB79162A patent/GB2011881B/en not_active Expired
- 1979-01-03 IT IT19040/79A patent/IT1166558B/it active
- 1979-01-04 BE BE0/192763A patent/BE873309A/xx not_active IP Right Cessation
- 1979-01-06 JP JP54979A patent/JPS54101924A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| FR2415083B1 (en, 2012) | 1983-03-11 |
| GB2011881A (en) | 1979-07-18 |
| IT1166558B (it) | 1987-05-05 |
| AU529474B2 (en) | 1983-06-09 |
| SE7900045L (sv) | 1979-07-07 |
| JPS54101924A (en) | 1979-08-10 |
| GB2011881B (en) | 1982-04-28 |
| DE2855550C2 (de) | 1984-06-14 |
| IT7919040A0 (it) | 1979-01-03 |
| DE2855550A1 (de) | 1979-07-12 |
| BE873309A (fr) | 1979-07-04 |
| SE440075B (sv) | 1985-07-15 |
| FR2415083A1 (fr) | 1979-08-17 |
| US4242117A (en) | 1980-12-30 |
| NL7800157A (nl) | 1979-07-10 |
| AU4299278A (en) | 1979-07-12 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |