IT1065915B - Dispositivo di derivazione per fibra ottica multimodo - Google Patents
Dispositivo di derivazione per fibra ottica multimodoInfo
- Publication number
- IT1065915B IT1065915B IT29982/76A IT2998276A IT1065915B IT 1065915 B IT1065915 B IT 1065915B IT 29982/76 A IT29982/76 A IT 29982/76A IT 2998276 A IT2998276 A IT 2998276A IT 1065915 B IT1065915 B IT 1065915B
- Authority
- IT
- Italy
- Prior art keywords
- optical fiber
- multimode optical
- derivation device
- fiber derivation
- multimode
- 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
- G02B6/34—Optical coupling means utilising prism or grating
-
- 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
-
- 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
-
- 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
- G02B6/2852—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 tapping light guides arranged sidewardly, e.g. in a non-parallel relationship with respect to the bus light guides (light extraction or launching through cladding, with or without surface discontinuities, bent structures)
-
- 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
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/4201—Packages, e.g. shape, construction, internal or external details
- G02B6/4287—Optical modules with tapping or launching means through the surface of the waveguide
- G02B6/4289—Optical modules with tapping or launching means through the surface of the waveguide by inducing bending, microbending or macrobending, to the light guide
-
- 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
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/4201—Packages, e.g. shape, construction, internal or external details
- G02B6/4286—Optical modules with optical power monitoring
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7537293A FR2334125A1 (fr) | 1975-12-05 | 1975-12-05 | Dispositif de derivation pour fibre optique multimode |
FR7625858A FR2363125A2 (fr) | 1976-08-26 | 1976-08-26 | Dispositif de derivation pour fibre optique multimode |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1065915B true IT1065915B (it) | 1985-03-04 |
Family
ID=26219177
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT29982/76A IT1065915B (it) | 1975-12-05 | 1976-12-01 | Dispositivo di derivazione per fibra ottica multimodo |
Country Status (7)
Country | Link |
---|---|
JP (1) | JPS5269639A (it) |
CH (1) | CH607066A5 (it) |
DE (1) | DE2654085A1 (it) |
DK (1) | DK545276A (it) |
IT (1) | IT1065915B (it) |
NL (1) | NL7613525A (it) |
SE (1) | SE7613627L (it) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1536518A (en) * | 1977-08-04 | 1978-12-20 | Standard Telephones Cables Ltd | Tap arrangement for a fibre optic transmission system |
CA1076858A (en) * | 1978-04-10 | 1980-05-06 | Northern Telecom Limited | Low loss directional coupling for optical fibres |
JPS5535560U (it) * | 1978-08-29 | 1980-03-07 | ||
DE3332631A1 (de) * | 1983-09-09 | 1985-03-28 | Siemens AG, 1000 Berlin und 8000 München | Verfahren zum erzielen einer variablen optischen daempfung und vorrichtung zur durchfuehrung des verfahrens |
US4749248A (en) * | 1985-11-06 | 1988-06-07 | American Telephone And Telegraph Company At&T Bell Laboratories | Device for tapping radiation from, or injecting radiation into, single made optical fiber, and communication system comprising same |
FR2602594B1 (fr) * | 1986-08-07 | 1989-08-18 | Wolfer Nicole | Systeme optique pour injection et/ou extraction de lumiere dans et hors de la gaine d'une fibre optique et procede de controle d'alignement de deux fibres aboutees |
US4810051A (en) * | 1987-03-27 | 1989-03-07 | Thomas & Betts Corporation | Optical fiber modulator |
DE4310291A1 (de) * | 1993-03-30 | 1994-10-06 | Sel Alcatel Ag | Optischer Koppler |
US9036137B2 (en) * | 2012-05-07 | 2015-05-19 | Fluke Corporation | Optical light source with controlled launch conditions |
-
1976
- 1976-11-17 CH CH1445976A patent/CH607066A5/xx not_active IP Right Cessation
- 1976-11-29 DE DE19762654085 patent/DE2654085A1/de active Pending
- 1976-12-01 IT IT29982/76A patent/IT1065915B/it active
- 1976-12-03 JP JP51144851A patent/JPS5269639A/ja active Pending
- 1976-12-03 SE SE7613627A patent/SE7613627L/xx unknown
- 1976-12-03 NL NL7613525A patent/NL7613525A/xx not_active Application Discontinuation
- 1976-12-03 DK DK545276A patent/DK545276A/da unknown
Also Published As
Publication number | Publication date |
---|---|
DE2654085A1 (de) | 1977-06-08 |
DK545276A (da) | 1977-06-06 |
SE7613627L (sv) | 1977-06-06 |
CH607066A5 (it) | 1978-11-30 |
JPS5269639A (en) | 1977-06-09 |
NL7613525A (nl) | 1977-06-07 |
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