NL7513142A - Vertakkingsinrichting in informatie-overdrachts- trajecten met optische glasvezels. - Google Patents
Vertakkingsinrichting in informatie-overdrachts- trajecten met optische glasvezels.Info
- Publication number
- NL7513142A NL7513142A NL7513142A NL7513142A NL7513142A NL 7513142 A NL7513142 A NL 7513142A NL 7513142 A NL7513142 A NL 7513142A NL 7513142 A NL7513142 A NL 7513142A NL 7513142 A NL7513142 A NL 7513142A
- Authority
- NL
- Netherlands
- Prior art keywords
- optical fibers
- information transmission
- transmission paths
- branch equipment
- branch
- Prior art date
Links
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
- G02B6/24—Coupling light guides
- G02B6/26—Optical coupling means
- G02B6/28—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
- G02B6/2804—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals forming multipart couplers without wavelength selective elements, e.g. "T" couplers, star couplers
- G02B6/2808—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals forming multipart couplers without wavelength selective elements, e.g. "T" couplers, star couplers using a mixing element which evenly distributes an input signal over a number of outputs
-
- 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
- G02B6/26—Optical coupling means
- G02B6/28—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
- G02B6/2804—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals forming multipart couplers without wavelength selective elements, e.g. "T" couplers, star couplers
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
- Mechanical Coupling Of Light Guides (AREA)
- Optical Integrated Circuits (AREA)
- Optical Couplings Of Light Guides (AREA)
- Optical Communication System (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19742456619 DE2456619A1 (de) | 1974-11-29 | 1974-11-29 | Verzweigungsanordnung auf nachrichtenuebertragungsstrecken mit optischen glasfasern |
Publications (1)
Publication Number | Publication Date |
---|---|
NL7513142A true NL7513142A (nl) | 1976-06-01 |
Family
ID=5932123
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL7513142A NL7513142A (nl) | 1974-11-29 | 1975-11-10 | Vertakkingsinrichting in informatie-overdrachts- trajecten met optische glasvezels. |
Country Status (7)
Country | Link |
---|---|
US (1) | US4113345A (nl) |
JP (1) | JPS5178257A (nl) |
BE (1) | BE836099A (nl) |
DE (1) | DE2456619A1 (nl) |
GB (1) | GB1460546A (nl) |
IT (1) | IT1049635B (nl) |
NL (1) | NL7513142A (nl) |
Families Citing this family (28)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5318307A (en) * | 1976-08-03 | 1978-02-20 | Hitachi Ltd | Optical fiber communication system |
JPS5335402A (en) * | 1976-09-14 | 1978-04-01 | Hitachi Ltd | Optical fibre communicating system |
JPS53136849U (nl) * | 1977-04-05 | 1978-10-28 | ||
JPS542141A (en) * | 1977-06-08 | 1979-01-09 | Oki Electric Ind Co Ltd | Star sranching element |
JPS5413362U (nl) * | 1977-06-29 | 1979-01-27 | ||
JPS5440647A (en) * | 1977-09-06 | 1979-03-30 | Hitachi Ltd | Production of optical branching device |
US4299609A (en) * | 1977-09-27 | 1981-11-10 | Siemens Aktiengesellschaft | Optical unit having a longitudinal side coupling zone |
DE2743368A1 (de) * | 1977-09-27 | 1979-08-09 | Siemens Ag | Kern-mantel-glasfaser mit laengsseitigem koppelbereich |
DE2744129A1 (de) | 1977-09-30 | 1979-04-12 | Siemens Ag | Kern-mantel-glasfaser mit laengsseitigem koppelbereich |
US4240694A (en) * | 1977-10-06 | 1980-12-23 | Harris Communications | Single optical fiber directional coupler |
CA1076858A (en) * | 1978-04-10 | 1980-05-06 | Northern Telecom Limited | Low loss directional coupling for optical fibres |
JPS5512248U (nl) * | 1978-07-07 | 1980-01-25 | ||
JPS5591243A (en) * | 1978-12-15 | 1980-07-10 | Fujitsu Ltd | Two-way optical communication circuit |
US4315666A (en) * | 1979-03-19 | 1982-02-16 | Hicks Jr John W | Coupled communications fibers |
US4360247A (en) * | 1981-01-19 | 1982-11-23 | Gould Inc. | Evanescent fiber optic pressure sensor apparatus |
US4387954A (en) * | 1981-01-19 | 1983-06-14 | Gould Inc. | Method for fabricating an optical waveguide evanescent wave coupler having an interleaved film |
US4462699A (en) * | 1981-09-10 | 1984-07-31 | Board Of Trustees Of The Leland Stanford Junior University | Fiber coupler temperature transducer |
US4632513A (en) * | 1983-05-26 | 1986-12-30 | Gould Inc. | Method of making a polarization-insensitive, evanescent-wave, fused coupler with minimal environmental sensitivity |
USRE33296E (en) * | 1983-05-26 | 1990-08-14 | Gould Inc. | Method of making a polarization-insensitive, evanescent-wave, fused coupler with minimal environmental sensitivity |
DE3333528A1 (de) * | 1983-09-16 | 1985-04-18 | Siemens AG, 1000 Berlin und 8000 München | Monomodefaser und verfahren zu ihrer herstellung |
JPS60185908A (ja) * | 1984-03-05 | 1985-09-21 | Takashi Mori | 光導体の連結構造 |
US4822127A (en) * | 1986-06-16 | 1989-04-18 | Shiley Incorporated | Multi-channel optical transmission system |
US5017206A (en) * | 1990-01-04 | 1991-05-21 | Corning Incorporated | Method of providing a 1xN fiber optic coupler |
US5175782A (en) * | 1990-11-16 | 1992-12-29 | Amp Incorporated | Optical fiber coupler of improved signal distribution characteristics |
GB9301052D0 (en) * | 1993-01-20 | 1993-03-10 | Marconi Gec Ltd | Optical devices |
US5568580A (en) * | 1993-07-19 | 1996-10-22 | Fuji Electric Co., Ltd. | Optical star-coupler |
JPH0735944A (ja) * | 1993-07-19 | 1995-02-07 | Fuji Electric Co Ltd | 光スターカプラ |
JPH08201647A (ja) * | 1995-01-27 | 1996-08-09 | Fuji Electric Co Ltd | 光スターカプラ |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3556635A (en) * | 1967-05-23 | 1971-01-19 | Dow Chemical Co | Fiber optic bundle |
GB1252126A (nl) * | 1967-11-08 | 1971-11-03 | ||
US3819249A (en) * | 1970-10-02 | 1974-06-25 | Licentia Gmbh | Optical coupling arrangement |
US3777149A (en) * | 1972-07-17 | 1973-12-04 | Bell Telephone Labor Inc | Signal detection and delay equalization in optical fiber transmission systems |
US3887264A (en) * | 1973-05-18 | 1975-06-03 | Bell Telephone Labor Inc | Optical fiber with asymmetric index profile |
GB1427539A (en) * | 1973-06-14 | 1976-03-10 | Standard Telephones Cables Ltd | Optical fibre bundles |
US3904269A (en) * | 1974-01-28 | 1975-09-09 | Us Navy | Fiber optic cable connector |
US3902786A (en) * | 1974-11-29 | 1975-09-02 | Us Navy | Optical access coupler for fiber bundles |
-
1974
- 1974-11-29 DE DE19742456619 patent/DE2456619A1/de active Pending
-
1975
- 1975-11-04 GB GB4583975A patent/GB1460546A/en not_active Expired
- 1975-11-10 NL NL7513142A patent/NL7513142A/nl not_active Application Discontinuation
- 1975-11-20 IT IT29471/75A patent/IT1049635B/it active
- 1975-11-25 JP JP50141108A patent/JPS5178257A/ja active Pending
- 1975-11-26 US US05/635,366 patent/US4113345A/en not_active Expired - Lifetime
- 1975-11-28 BE BE162299A patent/BE836099A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
BE836099A (fr) | 1976-03-16 |
GB1460546A (en) | 1977-01-06 |
JPS5178257A (nl) | 1976-07-07 |
DE2456619A1 (de) | 1976-08-12 |
US4113345A (en) | 1978-09-12 |
IT1049635B (it) | 1981-02-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
BV | The patent application has lapsed |