NO833443L - Optisk fiber med konsentrisk oppbygning - Google Patents
Optisk fiber med konsentrisk oppbygningInfo
- Publication number
- NO833443L NO833443L NO833443A NO833443A NO833443L NO 833443 L NO833443 L NO 833443L NO 833443 A NO833443 A NO 833443A NO 833443 A NO833443 A NO 833443A NO 833443 L NO833443 L NO 833443L
- Authority
- NO
- Norway
- Prior art keywords
- optical fiber
- refractive index
- core
- light
- ring
- Prior art date
Links
- 239000013307 optical fiber Substances 0.000 title claims description 20
- 239000000463 material Substances 0.000 claims description 14
- 239000011253 protective coating Substances 0.000 claims description 14
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 9
- 239000011248 coating agent Substances 0.000 claims description 7
- 238000000576 coating method Methods 0.000 claims description 7
- 229910052814 silicon oxide Inorganic materials 0.000 claims description 5
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 4
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 claims description 3
- 239000011358 absorbing material Substances 0.000 claims description 3
- 229910052796 boron Inorganic materials 0.000 claims description 3
- 239000010941 cobalt Substances 0.000 claims description 2
- 229910017052 cobalt Inorganic materials 0.000 claims description 2
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 2
- 229910052759 nickel Inorganic materials 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 claims 2
- 239000000377 silicon dioxide Substances 0.000 claims 1
- 239000000835 fiber Substances 0.000 description 11
- 238000000034 method Methods 0.000 description 6
- 239000011241 protective layer Substances 0.000 description 3
- 239000005350 fused silica glass Substances 0.000 description 2
- 229910052732 germanium Inorganic materials 0.000 description 2
- GNPVGFCGXDBREM-UHFFFAOYSA-N germanium atom Chemical compound [Ge] GNPVGFCGXDBREM-UHFFFAOYSA-N 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000007740 vapor deposition Methods 0.000 description 2
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 230000002745 absorbent Effects 0.000 description 1
- 239000002250 absorbent Substances 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 238000005229 chemical vapour deposition Methods 0.000 description 1
- 239000012792 core layer Substances 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000000758 substrate Substances 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
- G02B6/036—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
-
- 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
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4439—Auxiliary devices
- G02B6/4469—Security aspects
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/80—Optical aspects relating to the use of optical transmission for specific applications, not provided for in groups H04B10/03 - H04B10/70, e.g. optical power feeding or optical transmission through water
- H04B10/85—Protection from unauthorised access, e.g. eavesdrop protection
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Electromagnetism (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Glass Compositions (AREA)
- Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
- Laser Surgery Devices (AREA)
- Optical Couplings Of Light Guides (AREA)
- Mechanical Coupling Of Light Guides (AREA)
- Light Guides In General And Applications Therefor (AREA)
- Optical Integrated Circuits (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US42995482A | 1982-09-30 | 1982-09-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NO833443L true NO833443L (no) | 1984-04-02 |
Family
ID=23705433
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO833443A NO833443L (no) | 1982-09-30 | 1983-09-26 | Optisk fiber med konsentrisk oppbygning |
Country Status (8)
| Country | Link |
|---|---|
| EP (1) | EP0105461A3 (de) |
| JP (1) | JPS5983108A (de) |
| KR (1) | KR840006429A (de) |
| AU (1) | AU1992083A (de) |
| BR (1) | BR8305150A (de) |
| ES (1) | ES8502552A1 (de) |
| NO (1) | NO833443L (de) |
| ZA (1) | ZA836710B (de) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6801700B2 (en) * | 2001-05-10 | 2004-10-05 | Fitel Usa Corp | Optical fiber design for secure tap proof transmission |
| FI20031429A0 (fi) * | 2003-10-02 | 2003-10-02 | Nokia Corp | Varma upstream -tiedonsiirto passiivisessa optisissa verkoissa |
| PL220754B1 (pl) * | 2012-10-02 | 2015-12-31 | Telekomunikacja Polska Spółka Akcyjna | Światłowód współosiowy |
| CN107518862A (zh) * | 2016-06-20 | 2017-12-29 | 魏晋 | 集成光学相干与非相干成像系统的一种光纤及成像方法 |
| CN107550444A (zh) * | 2016-07-01 | 2018-01-09 | 魏晋 | 一种多包层光纤合并光学相干成像与压力探测的方法 |
| EP4325260A1 (de) | 2022-08-17 | 2024-02-21 | Terra Quantum AG | System und verfahren zur quantenschlüsselverteilung |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4000416A (en) * | 1975-07-11 | 1976-12-28 | International Telephone And Telegraph Corporation | Multi-core optical communications fiber |
| US4134642A (en) * | 1976-04-16 | 1979-01-16 | Northern Telecom Limited | Optical fibre with increased security |
| JPS54154338A (en) * | 1978-05-25 | 1979-12-05 | Nippon Telegr & Teleph Corp <Ntt> | Glass fiber for optical transmission and production |
| GB2067781B (en) * | 1979-10-29 | 1983-09-01 | Standard Telephones Cables Ltd | Optical fibres |
| US4407561A (en) * | 1980-10-14 | 1983-10-04 | Hughes Aircraft Company | Metallic clad fiber optical waveguide |
-
1983
- 1983-09-09 ZA ZA836710A patent/ZA836710B/xx unknown
- 1983-09-21 BR BR8305150A patent/BR8305150A/pt unknown
- 1983-09-26 NO NO833443A patent/NO833443L/no unknown
- 1983-09-28 EP EP83109673A patent/EP0105461A3/de not_active Withdrawn
- 1983-09-29 ES ES526107A patent/ES8502552A1/es not_active Expired
- 1983-09-30 KR KR1019830004670A patent/KR840006429A/ko not_active Application Discontinuation
- 1983-09-30 JP JP58180997A patent/JPS5983108A/ja active Pending
- 1983-10-06 AU AU19920/83A patent/AU1992083A/en not_active Abandoned
Also Published As
| Publication number | Publication date |
|---|---|
| KR840006429A (ko) | 1984-11-29 |
| ES526107A0 (es) | 1984-10-01 |
| AU1992083A (en) | 1984-04-05 |
| BR8305150A (pt) | 1984-05-08 |
| ZA836710B (en) | 1984-05-30 |
| EP0105461A2 (de) | 1984-04-18 |
| EP0105461A3 (de) | 1986-03-05 |
| ES8502552A1 (es) | 1984-10-01 |
| JPS5983108A (ja) | 1984-05-14 |
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