IT1284546B1 - Accoppiatore ottico in grado di impedire emissione di luce indesiderata in corrispondenza di estremita' di incidenza - Google Patents
Accoppiatore ottico in grado di impedire emissione di luce indesiderata in corrispondenza di estremita' di incidenzaInfo
- Publication number
- IT1284546B1 IT1284546B1 IT96MI001910A ITMI961910A IT1284546B1 IT 1284546 B1 IT1284546 B1 IT 1284546B1 IT 96MI001910 A IT96MI001910 A IT 96MI001910A IT MI961910 A ITMI961910 A IT MI961910A IT 1284546 B1 IT1284546 B1 IT 1284546B1
- Authority
- IT
- Italy
- Prior art keywords
- incidence
- correspondence
- light emission
- optical coupler
- prevent unwanted
- 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
- G02B6/27—Optical coupling means with polarisation selective and adjusting means
- G02B6/2746—Optical coupling means with polarisation selective and adjusting means comprising non-reciprocal devices, e.g. isolators, FRM, circulators, quasi-isolators
-
- 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
- G02B6/02042—Multicore optical fibres
-
- 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
- G02B6/2821—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 lateral coupling between contiguous fibres to split or combine optical signals
- G02B6/2835—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 lateral coupling between contiguous fibres to split or combine optical signals formed or shaped by thermal treatment, e.g. 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
- G02B6/2848—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 having refractive means, e.g. imaging elements between light guides as splitting, branching and/or combining devices, e.g. lenses, holograms
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Couplings Of Light Guides (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7239557A JP3000900B2 (ja) | 1995-09-19 | 1995-09-19 | 光カプラ |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| ITMI961910A1 ITMI961910A1 (it) | 1998-03-17 |
| IT1284546B1 true IT1284546B1 (it) | 1998-05-21 |
Family
ID=17046578
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT96MI001910A IT1284546B1 (it) | 1995-09-19 | 1996-09-17 | Accoppiatore ottico in grado di impedire emissione di luce indesiderata in corrispondenza di estremita' di incidenza |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US5715340A (it) |
| JP (1) | JP3000900B2 (it) |
| FR (1) | FR2738921B1 (it) |
| IT (1) | IT1284546B1 (it) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6181850B1 (en) * | 1997-07-11 | 2001-01-30 | Kabushiki Kaisha Shinkosha | Optical device |
| US6747793B1 (en) * | 1999-11-15 | 2004-06-08 | Axsun Technologies, Inc. | System with integrated semiconductor optical amplifier array and switching matrix |
| US6546168B1 (en) * | 1999-12-10 | 2003-04-08 | Finisar Corporation | Integrated isolator fused coupler method and apparatus |
| JP6944678B2 (ja) * | 2017-12-27 | 2021-10-06 | マイクロ化学技研株式会社 | 熱レンズ分析用光ファイバーカプラ、熱レンズ分析装置 |
| CN208224533U (zh) * | 2018-05-07 | 2018-12-11 | 武汉光迅科技股份有限公司 | 一种带反向隔离功能的光纤耦合器 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR920010947B1 (ko) * | 1989-05-24 | 1992-12-24 | 가부시끼가이샤 히다찌세이사꾸쇼 | 광결합장치와 그 제조방법, 발광장치와 그 조립방법 및 렌즈홀더 |
| JPH04371911A (ja) * | 1991-06-21 | 1992-12-24 | Hitachi Ltd | 光アイソレータおよび希土類添加ファイバ光増幅装置 |
| WO1993005429A1 (fr) * | 1991-09-12 | 1993-03-18 | Fujitsu Limited | Dispositif optique |
| JPH05181035A (ja) * | 1991-12-27 | 1993-07-23 | Fujitsu Ltd | 光分波・分岐デバイス |
| JPH0843679A (ja) * | 1994-08-01 | 1996-02-16 | Shin Etsu Chem Co Ltd | 光ファイバ型光学系部品 |
-
1995
- 1995-09-19 JP JP7239557A patent/JP3000900B2/ja not_active Expired - Lifetime
-
1996
- 1996-09-17 IT IT96MI001910A patent/IT1284546B1/it active IP Right Grant
- 1996-09-18 US US08/715,424 patent/US5715340A/en not_active Expired - Fee Related
- 1996-09-18 FR FR9611376A patent/FR2738921B1/fr not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| FR2738921A1 (fr) | 1997-03-21 |
| JP3000900B2 (ja) | 2000-01-17 |
| JPH0980256A (ja) | 1997-03-28 |
| FR2738921B1 (fr) | 1999-01-22 |
| ITMI961910A1 (it) | 1998-03-17 |
| US5715340A (en) | 1998-02-03 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 0001 | Granted |