IT8420660A1 - OPTICAL MULTIPLATOR / DEMULTIPLATOR WITH WAVE LENGTH DIVISION WITH DIFFRACTION RETICLE - Google Patents

OPTICAL MULTIPLATOR / DEMULTIPLATOR WITH WAVE LENGTH DIVISION WITH DIFFRACTION RETICLE

Info

Publication number
IT8420660A1
IT8420660A1 IT1984A20660A IT2066084A IT8420660A1 IT 8420660 A1 IT8420660 A1 IT 8420660A1 IT 1984A20660 A IT1984A20660 A IT 1984A20660A IT 2066084 A IT2066084 A IT 2066084A IT 8420660 A1 IT8420660 A1 IT 8420660A1
Authority
IT
Italy
Prior art keywords
multiplator
demultiplator
optical
wave length
length division
Prior art date
Application number
IT1984A20660A
Other languages
Italian (it)
Other versions
IT8420660A0 (en
IT1176113B (en
Original Assignee
American Telephone & Telegraph Company
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by American Telephone & Telegraph Company filed Critical American Telephone & Telegraph Company
Publication of IT8420660A0 publication Critical patent/IT8420660A0/en
Publication of IT8420660A1 publication Critical patent/IT8420660A1/en
Application granted granted Critical
Publication of IT1176113B publication Critical patent/IT1176113B/en

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
    • G02B6/10—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
IT20660/84A 1983-04-25 1984-04-20 OPTICAL MULTIPLATOR / DEMULTIPLATOR WITH WAVE LENGTH DIFFRACTION RETICLE IT1176113B (en)

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 IT8420660A0 (en) 1984-04-20
IT8420660A1 true 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 (18)

* Cited by examiner, † Cited by third party
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
EP1506633A2 (en) * 2002-05-20 2005-02-16 Metconnex Canada Inc. 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
WO2017106209A1 (en) 2015-12-13 2017-06-22 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
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)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
FR2544883B1 (en) 1992-04-17
FR2544883A1 (en) 1984-10-26
SE8402180D0 (en) 1984-04-18
GB2139374A (en) 1984-11-07
NL192171C (en) 1997-02-04
IT8420660A0 (en) 1984-04-20
GB8410197D0 (en) 1984-05-31
SE8402180L (en) 1984-10-26
SE454121B (en) 1988-03-28
DE3414724A1 (en) 1984-10-25
JPH0676907U (en) 1994-10-28
NL192171B (en) 1996-10-01
NL8401315A (en) 1984-11-16
DE3414724C2 (en) 1993-07-22
IT1176113B (en) 1987-08-12
GB2139374B (en) 1986-07-16
CA1257415A (en) 1989-07-11
JPS59210413A (en) 1984-11-29

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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