NL192171B - Optical demultiplexer. - Google Patents

Optical demultiplexer.

Info

Publication number
NL192171B
NL192171B NL8401315A NL8401315A NL192171B NL 192171 B NL192171 B NL 192171B NL 8401315 A NL8401315 A NL 8401315A NL 8401315 A NL8401315 A NL 8401315A NL 192171 B NL192171 B NL 192171B
Authority
NL
Netherlands
Prior art keywords
optical demultiplexer
demultiplexer
optical
Prior art date
Application number
NL8401315A
Other languages
Dutch (nl)
Other versions
NL192171C (en
NL8401315A (en
Original Assignee
At & T Corp
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 At & T Corp filed Critical At & T Corp
Publication of NL8401315A publication Critical patent/NL8401315A/en
Publication of NL192171B publication Critical patent/NL192171B/en
Application granted granted Critical
Publication of NL192171C publication Critical patent/NL192171C/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
NL8401315A 1983-04-25 1984-04-24 Optical demultiplexer. NL192171C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US48853783A 1983-04-25 1983-04-25
US48853783 1983-04-25

Publications (3)

Publication Number Publication Date
NL8401315A NL8401315A (en) 1984-11-16
NL192171B true NL192171B (en) 1996-10-01
NL192171C NL192171C (en) 1997-02-04

Family

ID=23940052

Family Applications (1)

Application Number Title Priority Date Filing Date
NL8401315A NL192171C (en) 1983-04-25 1984-04-24 Optical demultiplexer.

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
IT8420660A1 (en) 1985-10-20
JPH0676907U (en) 1994-10-28
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
A85 Still pending on 85-01-01
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
DNT Communications of changes of names of applicants whose applications have been laid open to public inspection

Free format text: AT&T CORP.

V1 Lapsed because of non-payment of the annual fee

Effective date: 20021101