JPS5793312A - Optical communication multichannel branching filter - Google Patents
Optical communication multichannel branching filterInfo
- Publication number
- JPS5793312A JPS5793312A JP16932680A JP16932680A JPS5793312A JP S5793312 A JPS5793312 A JP S5793312A JP 16932680 A JP16932680 A JP 16932680A JP 16932680 A JP16932680 A JP 16932680A JP S5793312 A JPS5793312 A JP S5793312A
- Authority
- JP
- Japan
- Prior art keywords
- light
- optical communication
- diffracted
- diffraction grating
- branching filter
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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
- G02B6/293—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
- G02B6/29379—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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Communication System (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16932680A JPS5793312A (en) | 1980-12-01 | 1980-12-01 | Optical communication multichannel branching filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16932680A JPS5793312A (en) | 1980-12-01 | 1980-12-01 | Optical communication multichannel branching filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5793312A true JPS5793312A (en) | 1982-06-10 |
Family
ID=15884467
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16932680A Pending JPS5793312A (en) | 1980-12-01 | 1980-12-01 | Optical communication multichannel branching filter |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5793312A (ja) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62264009A (ja) * | 1986-05-10 | 1987-11-17 | Fujitsu Ltd | 光分波器 |
| US6717731B2 (en) | 1999-12-14 | 2004-04-06 | Fujitsu Limited | Optical apparatus which uses a virtually imaged phased array to produce chromatic dispersion |
| US6786611B2 (en) | 2000-05-23 | 2004-09-07 | Fujitsu Limited | Optical apparatus which uses a virtually imaged phased array to produce chromatic dispersion |
-
1980
- 1980-12-01 JP JP16932680A patent/JPS5793312A/ja active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62264009A (ja) * | 1986-05-10 | 1987-11-17 | Fujitsu Ltd | 光分波器 |
| US6717731B2 (en) | 1999-12-14 | 2004-04-06 | Fujitsu Limited | Optical apparatus which uses a virtually imaged phased array to produce chromatic dispersion |
| US6947216B2 (en) | 1999-12-14 | 2005-09-20 | Fujitsu Limited | Optical apparatus which uses a virtually imaged phased array to produce chromatic dispersion |
| US7075723B2 (en) | 1999-12-14 | 2006-07-11 | Fujitsu Limited | Optical apparatus which uses a virtually imaged phased array to produce chromatic dispersion |
| US7158304B2 (en) | 1999-12-14 | 2007-01-02 | Fujitsu Limited | Optical apparatus which uses a virtually imaged phased array to produce chromatic dispersion |
| US6786611B2 (en) | 2000-05-23 | 2004-09-07 | Fujitsu Limited | Optical apparatus which uses a virtually imaged phased array to produce chromatic dispersion |
| US7193778B2 (en) | 2000-05-23 | 2007-03-20 | Fujitsu Limited | Optical apparatus which uses a virtually imaged phased array to produce chromatic dispersion |
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