IT8420660A0 - WAVELENGTH DIVISION OPTICAL MULTIPLATOR/DEMULTIPLATOR WITH DIFFRACTION GRATING. - Google Patents
WAVELENGTH DIVISION OPTICAL MULTIPLATOR/DEMULTIPLATOR WITH DIFFRACTION GRATING.Info
- Publication number
- IT8420660A0 IT8420660A0 IT8420660A IT2066084A IT8420660A0 IT 8420660 A0 IT8420660 A0 IT 8420660A0 IT 8420660 A IT8420660 A IT 8420660A IT 2066084 A IT2066084 A IT 2066084A IT 8420660 A0 IT8420660 A0 IT 8420660A0
- Authority
- IT
- Italy
- Prior art keywords
- multiplator
- demultiplator
- diffraction grating
- wavelength division
- division optical
- Prior art date
Links
- 230000003287 optical effect Effects 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
- G02B6/10—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 (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US48853783A | 1983-04-25 | 1983-04-25 |
Publications (3)
Publication Number | Publication Date |
---|---|
IT8420660A0 true IT8420660A0 (en) | 1984-04-20 |
IT8420660A1 IT8420660A1 (en) | 1985-10-20 |
IT1176113B IT1176113B (en) | 1987-08-12 |
Family
ID=23940052
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT20660/84A IT1176113B (en) | 1983-04-25 | 1984-04-20 | OPTICAL MULTIPLATOR / DEMULTIPLATOR WITH WAVE LENGTH DIFFRACTION RETICLE |
Country Status (8)
Country | Link |
---|---|
JP (2) | JPS59210413A (en) |
CA (1) | CA1257415A (en) |
DE (1) | DE3414724A1 (en) |
FR (1) | FR2544883B1 (en) |
GB (1) | GB2139374B (en) |
IT (1) | IT1176113B (en) |
NL (1) | NL192171C (en) |
SE (1) | SE454121B (en) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0173930A3 (en) * | 1984-09-01 | 1988-01-27 | Alcatel N.V. | Optical 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 (en) * | 1991-10-17 | 1993-02-11 | Messer Griesheim Gmbh, 6000 Frankfurt, De | |
FR2765972B1 (en) * | 1997-07-11 | 1999-09-24 | Instruments Sa | WAVELENGTH-DISPERSION OPTICAL SYSTEM |
US7236660B2 (en) | 2002-05-20 | 2007-06-26 | Jds Uniphase Corporation | Reconfigurable optical add-drop module, system and method |
CN100422777C (en) * | 2002-11-01 | 2008-10-01 | 欧姆龙株式会社 | Optical multiplexer/demultiplexer and production method for optical multiplexer/demultiplexer |
EP3387764B1 (en) | 2015-12-13 | 2021-11-24 | 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 |
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 (en) * | 1982-10-23 | 1984-04-26 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Optical wavelength-division multiplexer |
-
1984
- 1984-04-18 SE SE8402180A patent/SE454121B/en not_active IP Right Cessation
- 1984-04-18 CA CA000452260A patent/CA1257415A/en not_active Expired
- 1984-04-18 DE DE19843414724 patent/DE3414724A1/en active Granted
- 1984-04-19 GB GB08410197A patent/GB2139374B/en not_active Expired
- 1984-04-20 IT IT20660/84A patent/IT1176113B/en active
- 1984-04-20 FR FR848406282A patent/FR2544883B1/en not_active Expired - Fee Related
- 1984-04-24 NL NL8401315A patent/NL192171C/en not_active IP Right Cessation
- 1984-04-25 JP JP59082099A patent/JPS59210413A/en active Pending
-
1993
- 1993-04-26 JP JP021518U patent/JPH0676907U/en active Pending
Also Published As
Publication number | Publication date |
---|---|
DE3414724A1 (en) | 1984-10-25 |
IT8420660A1 (en) | 1985-10-20 |
DE3414724C2 (en) | 1993-07-22 |
CA1257415A (en) | 1989-07-11 |
JPH0676907U (en) | 1994-10-28 |
NL192171B (en) | 1996-10-01 |
FR2544883B1 (en) | 1992-04-17 |
GB2139374B (en) | 1986-07-16 |
SE8402180D0 (en) | 1984-04-18 |
SE8402180L (en) | 1984-10-26 |
GB8410197D0 (en) | 1984-05-31 |
IT1176113B (en) | 1987-08-12 |
GB2139374A (en) | 1984-11-07 |
NL192171C (en) | 1997-02-04 |
JPS59210413A (en) | 1984-11-29 |
NL8401315A (en) | 1984-11-16 |
FR2544883A1 (en) | 1984-10-26 |
SE454121B (en) | 1988-03-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19960424 |