BR9800332A - Processo de telecomunicação óptica sistema de telecomunicação óptica e unidade receptora óptica seletiva de comprimento de onda - Google Patents
Processo de telecomunicação óptica sistema de telecomunicação óptica e unidade receptora óptica seletiva de comprimento de ondaInfo
- Publication number
- BR9800332A BR9800332A BR9800332A BR9800332A BR9800332A BR 9800332 A BR9800332 A BR 9800332A BR 9800332 A BR9800332 A BR 9800332A BR 9800332 A BR9800332 A BR 9800332A BR 9800332 A BR9800332 A BR 9800332A
- Authority
- BR
- Brazil
- Prior art keywords
- optical
- receiver unit
- optical telecommunication
- wavelength selective
- telecommunication system
- 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
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/4201—Packages, e.g. shape, construction, internal or external details
- G02B6/4246—Bidirectionally operating package 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
- G02B6/26—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
- G02B6/29316—Light guides comprising a diffractive element, e.g. grating in or on the light guide such that diffracted light is confined in the light guide
- G02B6/29317—Light guides of the optical fibre type
- G02B6/29319—With a cascade of diffractive elements or of diffraction operations
-
- 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
- G02B6/29362—Serial cascade of filters or filtering operations, e.g. for a large number of channels
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J14/00—Optical multiplex systems
- H04J14/02—Wavelength-division multiplex systems
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Optical Communication System (AREA)
- Light Guides In General And Applications Therefor (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT97MI000054A IT1289889B1 (it) | 1997-01-15 | 1997-01-15 | Sistema e metodo di telecomunicazione a multiplazione di lunghezza d'onda comprendente un demultiplatore |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR9800332A true BR9800332A (pt) | 1999-06-15 |
Family
ID=11375599
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR9800332A BR9800332A (pt) | 1997-01-15 | 1998-01-15 | Processo de telecomunicação óptica sistema de telecomunicação óptica e unidade receptora óptica seletiva de comprimento de onda |
Country Status (8)
| Country | Link |
|---|---|
| EP (1) | EP0854601A1 (pt) |
| JP (1) | JPH10221561A (pt) |
| AR (1) | AR011528A1 (pt) |
| AU (1) | AU726362B2 (pt) |
| BR (1) | BR9800332A (pt) |
| CA (1) | CA2226904A1 (pt) |
| IT (1) | IT1289889B1 (pt) |
| NZ (1) | NZ329599A (pt) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2000070380A1 (fr) | 1999-05-14 | 2000-11-23 | Fujitsu Limited | Dispositif optique, appareil de station terminale et systeme de multiplexage par repartition en longueur d'onde |
| KR101425418B1 (ko) * | 2012-10-30 | 2014-08-01 | (주)파이버피아 | 저밀도 파장분할 다중화 방식의 양방향 모듈 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5723906A (en) * | 1980-07-21 | 1982-02-08 | Fujitsu Ltd | Broad-band optical branching filter |
| DE3037712A1 (de) * | 1980-10-06 | 1982-05-13 | Siemens AG, 1000 Berlin und 8000 München | Optisches wellenlaengen-multiplex-system |
| JPH08172395A (ja) * | 1994-12-16 | 1996-07-02 | Nippon Telegr & Teleph Corp <Ntt> | 光信号切替え装置 |
| EP0799432A4 (en) * | 1994-12-21 | 1999-03-24 | E Tek Dynamics Inc | INTEGRATABLE FIBER OPTIC COUPLING AND DEVICES AND SYSTEMS THEREOF |
| JPH08184730A (ja) * | 1995-01-05 | 1996-07-16 | Fujikura Ltd | 光分波合波装置 |
| US5504609A (en) * | 1995-05-11 | 1996-04-02 | Ciena Corporation | WDM optical communication system with remodulators |
-
1997
- 1997-01-15 IT IT97MI000054A patent/IT1289889B1/it active IP Right Grant
-
1998
- 1998-01-12 EP EP98100362A patent/EP0854601A1/en not_active Withdrawn
- 1998-01-14 AR ARP980100153A patent/AR011528A1/es unknown
- 1998-01-14 JP JP10005901A patent/JPH10221561A/ja active Pending
- 1998-01-14 CA CA002226904A patent/CA2226904A1/en not_active Abandoned
- 1998-01-14 AU AU52056/98A patent/AU726362B2/en not_active Ceased
- 1998-01-15 BR BR9800332A patent/BR9800332A/pt not_active IP Right Cessation
- 1998-01-15 NZ NZ329599A patent/NZ329599A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| IT1289889B1 (it) | 1998-10-19 |
| AU726362B2 (en) | 2000-11-02 |
| JPH10221561A (ja) | 1998-08-21 |
| CA2226904A1 (en) | 1998-07-15 |
| AU5205698A (en) | 1998-07-23 |
| AR011528A1 (es) | 2000-08-30 |
| ITMI970054A1 (it) | 1998-07-15 |
| EP0854601A1 (en) | 1998-07-22 |
| NZ329599A (en) | 1999-08-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| B08K | Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette] |
Free format text: REFERENTE AO DESPACHO 8.6 PUBLICADO NA RPI 1891 DE 03/04/2007. |