CA1257415A - Optical multiplexer/demultiplexer - Google Patents
Optical multiplexer/demultiplexerInfo
- Publication number
- CA1257415A CA1257415A CA000452260A CA452260A CA1257415A CA 1257415 A CA1257415 A CA 1257415A CA 000452260 A CA000452260 A CA 000452260A CA 452260 A CA452260 A CA 452260A CA 1257415 A CA1257415 A CA 1257415A
- Authority
- CA
- Canada
- Prior art keywords
- waveguides
- light beams
- substrate
- optical communication
- optical
- 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.)
- Expired
Links
- 230000003287 optical effect Effects 0.000 title claims abstract description 30
- 239000013307 optical fiber Substances 0.000 claims abstract description 4
- 239000000758 substrate Substances 0.000 claims description 21
- 238000004891 communication Methods 0.000 claims description 12
- 230000005540 biological transmission Effects 0.000 claims description 5
- 239000000463 material Substances 0.000 claims 1
- 238000005253 cladding Methods 0.000 abstract description 9
- 238000012856 packing Methods 0.000 abstract description 5
- 239000000835 fiber Substances 0.000 description 13
- 238000000034 method Methods 0.000 description 3
- 229910003327 LiNbO3 Inorganic materials 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000010409 thin film Substances 0.000 description 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
- G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
- G02B6/12—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind
- G02B6/12007—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind forming wavelength selective elements, e.g. multiplexer, demultiplexer
-
- 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
- G02B6/29307—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 components assembled in or forming a solid transparent unitary block, e.g. for facilitating component alignment
-
- 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)
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Optical Integrated Circuits (AREA)
- Optical Communication System (AREA)
- Optical Couplings Of Light Guides (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US48853783A | 1983-04-25 | 1983-04-25 | |
| US488,537 | 1983-04-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1257415A true CA1257415A (en) | 1989-07-11 |
Family
ID=23940052
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000452260A Expired CA1257415A (en) | 1983-04-25 | 1984-04-18 | Optical multiplexer/demultiplexer |
Country Status (8)
| Country | Link |
|---|---|
| JP (2) | JPS59210413A (enrdf_load_stackoverflow) |
| CA (1) | CA1257415A (enrdf_load_stackoverflow) |
| DE (1) | DE3414724A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2544883B1 (enrdf_load_stackoverflow) |
| GB (1) | GB2139374B (enrdf_load_stackoverflow) |
| IT (1) | IT1176113B (enrdf_load_stackoverflow) |
| NL (1) | NL192171C (enrdf_load_stackoverflow) |
| SE (1) | SE454121B (enrdf_load_stackoverflow) |
Families Citing this family (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0173930A3 (de) * | 1984-09-01 | 1988-01-27 | Alcatel N.V. | Optischer Multiplexer/Demultiplexer |
| GB8431087D0 (en) * | 1984-12-10 | 1985-01-16 | Secr Defence | Multiplexing & demultiplexing systems |
| 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 |
| GB2219869B (en) * | 1988-06-15 | 1992-10-14 | British Telecomm | Optical coupling device |
| GB2251957B (en) * | 1990-11-29 | 1993-12-15 | Toshiba Kk | Optical coupler |
| DE4134293C1 (enrdf_load_stackoverflow) * | 1991-10-17 | 1993-02-11 | Messer Griesheim Gmbh, 6000 Frankfurt, De | |
| FR2765972B1 (fr) * | 1997-07-11 | 1999-09-24 | Instruments Sa | Systeme optique a dispersion en longueur d'onde |
| CA2486725C (en) * | 2002-05-20 | 2012-10-23 | Metconnex Canada Inc. | Reconfigurable optical add-drop module, system and method |
| CN100422777C (zh) * | 2002-11-01 | 2008-10-01 | 欧姆龙株式会社 | 光合分波器和光合分波器的制造方法 |
| US10110306B2 (en) | 2015-12-13 | 2018-10-23 | GenXComm, Inc. | Interference cancellation methods and apparatus |
| US10257746B2 (en) | 2016-07-16 | 2019-04-09 | GenXComm, Inc. | Interference cancellation methods and apparatus |
| US11150409B2 (en) | 2018-12-27 | 2021-10-19 | GenXComm, Inc. | Saw assisted facet etch dicing |
| US10727945B1 (en) | 2019-07-15 | 2020-07-28 | GenXComm, Inc. | Efficiently combining multiple taps of an optical filter |
| US11215755B2 (en) | 2019-09-19 | 2022-01-04 | GenXComm, Inc. | Low loss, polarization-independent, large bandwidth mode converter for edge coupling |
| US11539394B2 (en) | 2019-10-29 | 2022-12-27 | GenXComm, Inc. | Self-interference mitigation in in-band full-duplex communication systems |
| US11796737B2 (en) | 2020-08-10 | 2023-10-24 | GenXComm, Inc. | Co-manufacturing of silicon-on-insulator waveguides and silicon nitride waveguides for hybrid photonic integrated circuits |
| US12001065B1 (en) | 2020-11-12 | 2024-06-04 | ORCA Computing Limited | Photonics package with tunable liquid crystal lens |
| WO2022178182A1 (en) | 2021-02-18 | 2022-08-25 | GenXComm, Inc. | Maximizing efficiency of communication systems with self-interference cancellation subsystems |
| US12317113B2 (en) | 2021-04-29 | 2025-05-27 | Gxc, Llc | Self-interference cancellation subsystems for mesh network nodes |
| WO2023075850A1 (en) | 2021-10-25 | 2023-05-04 | GenXComm, Inc. | Hybrid photonic integrated circuits for ultra-low phase noise signal generators |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3986020A (en) * | 1975-09-25 | 1976-10-12 | Bell Telephone Laboratories, Incorporated | Common medium optical multichannel exchange and switching system |
| US4111524A (en) * | 1977-04-14 | 1978-09-05 | Bell Telephone Laboratories, Incorporated | Wavelength division multiplexer |
| JPS56126806A (en) * | 1980-03-11 | 1981-10-05 | Nec Corp | Diffraction grating type light branching filter |
| DE3239336A1 (de) * | 1982-10-23 | 1984-04-26 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Optischer wellenlaengenmultiplexer |
-
1984
- 1984-04-18 CA CA000452260A patent/CA1257415A/en not_active Expired
- 1984-04-18 SE SE8402180A patent/SE454121B/sv not_active IP Right Cessation
- 1984-04-18 DE DE19843414724 patent/DE3414724A1/de active Granted
- 1984-04-19 GB GB08410197A patent/GB2139374B/en not_active Expired
- 1984-04-20 FR FR848406282A patent/FR2544883B1/fr not_active Expired - Fee Related
- 1984-04-20 IT IT20660/84A patent/IT1176113B/it active
- 1984-04-24 NL NL8401315A patent/NL192171C/nl not_active IP Right Cessation
- 1984-04-25 JP JP59082099A patent/JPS59210413A/ja active Pending
-
1993
- 1993-04-26 JP JP021518U patent/JPH0676907U/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| IT1176113B (it) | 1987-08-12 |
| JPS59210413A (ja) | 1984-11-29 |
| JPH0676907U (ja) | 1994-10-28 |
| IT8420660A1 (it) | 1985-10-20 |
| SE8402180L (sv) | 1984-10-26 |
| FR2544883B1 (fr) | 1992-04-17 |
| GB2139374A (en) | 1984-11-07 |
| SE454121B (sv) | 1988-03-28 |
| NL8401315A (nl) | 1984-11-16 |
| DE3414724A1 (de) | 1984-10-25 |
| NL192171B (nl) | 1996-10-01 |
| DE3414724C2 (enrdf_load_stackoverflow) | 1993-07-22 |
| SE8402180D0 (sv) | 1984-04-18 |
| NL192171C (nl) | 1997-02-04 |
| GB2139374B (en) | 1986-07-16 |
| IT8420660A0 (it) | 1984-04-20 |
| GB8410197D0 (en) | 1984-05-31 |
| FR2544883A1 (fr) | 1984-10-26 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |