IT1152528B - DIM SEPARATION DEVICE BEAMS OF EMERGING RADIATIONS FROM AN OPTICAL FIBER - Google Patents
DIM SEPARATION DEVICE BEAMS OF EMERGING RADIATIONS FROM AN OPTICAL FIBERInfo
- Publication number
- IT1152528B IT1152528B IT23119/82A IT2311982A IT1152528B IT 1152528 B IT1152528 B IT 1152528B IT 23119/82 A IT23119/82 A IT 23119/82A IT 2311982 A IT2311982 A IT 2311982A IT 1152528 B IT1152528 B IT 1152528B
- Authority
- IT
- Italy
- Prior art keywords
- radiations
- dim
- emerging
- optical fiber
- separation device
- Prior art date
Links
- 239000013307 optical fiber Substances 0.000 title 1
- 238000000926 separation method Methods 0.000 title 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
- G02B6/24—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
- G02B6/293—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means
- G02B6/29304—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means operating by diffraction, e.g. grating
- G02B6/29305—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means operating by diffraction, e.g. grating as bulk element, i.e. free space arrangement external to a light guide
- G02B6/2931—Diffractive element operating in reflection
-
- 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
- G02B6/293—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means
- G02B6/29346—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means operating by wave or beam interference
- G02B6/29361—Interference filters, e.g. multilayer coatings, thin film filters, dichroic splitters or mirrors based on multilayers, WDM filters
-
- 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
- G02B6/293—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means
- G02B6/29379—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means characterised by the function or use of the complete device
- G02B6/2938—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means characterised by the function or use of the complete device for multiplexing or demultiplexing, i.e. combining or separating wavelengths, e.g. 1xN, NxM
- G02B6/29382—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means characterised by the function or use of the complete device for multiplexing or demultiplexing, i.e. combining or separating wavelengths, e.g. 1xN, NxM including at least adding or dropping a signal, i.e. passing the majority of signals
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL8104124A NL8104124A (en) | 1981-09-07 | 1981-09-07 | Device for separating radiation beams emerging from an optical fiber. |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| IT8223119A0 IT8223119A0 (en) | 1982-09-03 |
| IT1152528B true IT1152528B (en) | 1987-01-07 |
Family
ID=19838024
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT23119/82A IT1152528B (en) | 1981-09-07 | 1982-09-03 | DIM SEPARATION DEVICE BEAMS OF EMERGING RADIATIONS FROM AN OPTICAL FIBER |
Country Status (9)
| Country | Link |
|---|---|
| JP (1) | JPS5860721A (en) |
| AU (1) | AU552527B2 (en) |
| CA (1) | CA1188552A (en) |
| DE (1) | DE3232493A1 (en) |
| FR (1) | FR2512560B1 (en) |
| GB (1) | GB2105489B (en) |
| IT (1) | IT1152528B (en) |
| NL (1) | NL8104124A (en) |
| SE (1) | SE8205021L (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3213839A1 (en) * | 1982-04-15 | 1983-10-27 | Philips Patentverwaltung Gmbh, 2000 Hamburg | OPTICAL WAVELENGTH MULTIPLEX OR -DEMULTIPLEX ARRANGEMENT |
| US4671603A (en) * | 1983-11-17 | 1987-06-09 | Pilkington P.E. Limited | Optical filters and multiplexing-demultiplexing devices using the same |
| CA1280921C (en) * | 1986-01-30 | 1991-03-05 | Masataka Shirasaki | Optical wavelength compounding/dividing device |
| US4736360A (en) * | 1986-07-21 | 1988-04-05 | Polaroid Corporation | Bulk optic echelon multi/demultiplexer |
| GB8718560D0 (en) * | 1987-08-05 | 1987-09-09 | Gec Avionics | Nuclear pulse simulation |
| GB2228799A (en) * | 1989-03-02 | 1990-09-05 | British Telecomm | Optical star coupler |
| US5457573A (en) * | 1993-03-10 | 1995-10-10 | Matsushita Electric Industrial Co., Ltd. | Diffraction element and an optical multiplexing/demultiplexing device incorporating the same |
| US20020191913A1 (en) * | 2001-06-08 | 2002-12-19 | Honeywell International Inc. | Apparatus and method for processing light |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5640802A (en) * | 1979-09-11 | 1981-04-17 | Delta Kogyo Kk | Remote operating device of back mirror |
| JPS5640804A (en) * | 1979-09-13 | 1981-04-17 | Nippon Telegr & Teleph Corp <Ntt> | Optical branching filter |
| DE3037712A1 (en) * | 1980-10-06 | 1982-05-13 | Siemens AG, 1000 Berlin und 8000 München | OPTICAL WAVELENGTH MULTIPLEX SYSTEM |
-
1981
- 1981-09-07 NL NL8104124A patent/NL8104124A/en not_active Application Discontinuation
-
1982
- 1982-09-01 DE DE19823232493 patent/DE3232493A1/en not_active Ceased
- 1982-09-02 CA CA000410671A patent/CA1188552A/en not_active Expired
- 1982-09-03 FR FR8215064A patent/FR2512560B1/en not_active Expired
- 1982-09-03 GB GB08225190A patent/GB2105489B/en not_active Expired
- 1982-09-03 AU AU87984/82A patent/AU552527B2/en not_active Ceased
- 1982-09-03 IT IT23119/82A patent/IT1152528B/en active
- 1982-09-03 SE SE8205021A patent/SE8205021L/en unknown
- 1982-09-07 JP JP57154755A patent/JPS5860721A/en active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| FR2512560B1 (en) | 1986-08-29 |
| GB2105489B (en) | 1985-09-04 |
| AU8798482A (en) | 1983-03-17 |
| IT8223119A0 (en) | 1982-09-03 |
| SE8205021D0 (en) | 1982-09-03 |
| GB2105489A (en) | 1983-03-23 |
| DE3232493A1 (en) | 1983-03-24 |
| FR2512560A1 (en) | 1983-03-11 |
| CA1188552A (en) | 1985-06-11 |
| AU552527B2 (en) | 1986-06-05 |
| SE8205021L (en) | 1983-03-08 |
| JPS5860721A (en) | 1983-04-11 |
| NL8104124A (en) | 1983-04-05 |
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