CA1257415A - Optical multiplexer/demultiplexer - Google Patents

Optical multiplexer/demultiplexer

Info

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
Application number
CA000452260A
Other languages
English (en)
French (fr)
Inventor
Richard A. Linke
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
AT&T Corp
Original Assignee
American Telephone and Telegraph Co Inc
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 and Telegraph Co Inc filed Critical American Telephone and Telegraph Co Inc
Application granted granted Critical
Publication of CA1257415A publication Critical patent/CA1257415A/en
Expired legal-status Critical Current

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

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)
CA000452260A 1983-04-25 1984-04-18 Optical multiplexer/demultiplexer Expired CA1257415A (en)

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 (de)
CA (1) CA1257415A (de)
DE (1) DE3414724A1 (de)
FR (1) FR2544883B1 (de)
GB (1) GB2139374B (de)
IT (1) IT1176113B (de)
NL (1) NL192171C (de)
SE (1) SE454121B (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
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 (de) * 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
EP1506633A2 (de) 2002-05-20 2005-02-16 Metconnex Canada Inc. Rekonfigurierbares optisches add/drop-modul, system und verfahren
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
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
US11838056B2 (en) 2021-10-25 2023-12-05 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 (de) * 1982-10-23 1984-04-26 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Optischer wellenlaengenmultiplexer

Also Published As

Publication number Publication date
SE8402180L (sv) 1984-10-26
IT1176113B (it) 1987-08-12
FR2544883B1 (fr) 1992-04-17
SE454121B (sv) 1988-03-28
JPS59210413A (ja) 1984-11-29
IT8420660A0 (it) 1984-04-20
DE3414724C2 (de) 1993-07-22
GB2139374B (en) 1986-07-16
NL192171B (nl) 1996-10-01
NL8401315A (nl) 1984-11-16
JPH0676907U (ja) 1994-10-28
GB2139374A (en) 1984-11-07
FR2544883A1 (fr) 1984-10-26
NL192171C (nl) 1997-02-04
DE3414724A1 (de) 1984-10-25
GB8410197D0 (en) 1984-05-31
SE8402180D0 (sv) 1984-04-18
IT8420660A1 (it) 1985-10-20

Similar Documents

Publication Publication Date Title
CA1257415A (en) Optical multiplexer/demultiplexer
US4335933A (en) Fiber optic wavelength demultiplexer
US4343532A (en) Dual directional wavelength demultiplexer
CA1295864C (en) Optical fiber dispersion compensator
US4813756A (en) Etalon filters for optical channel selection in wavelength division multiplexed fiber systems
US5940555A (en) Optical multiplexer/demultiplexer
EP0068198A1 (de) Optischer Multiplexer/Demultiplexer mit Interferenzfiltern
US20010017959A1 (en) Dense WDM optical multiplexer and demultiplexer
US4571024A (en) Wavelength selective demultiplexer tuner
JPS6161107A (ja) 光多重分離伝送装置
US6125228A (en) Apparatus for beam splitting, combining wavelength division multiplexing and demultiplexing
US6507680B1 (en) Planar lightwave circuit module
US5974212A (en) Optical line monitor and optical amplification apparatus using same
US5054873A (en) High density integrated optical multiplexer/demultiplexer
US6321001B1 (en) Wavelength division multiplexed optical communication system
US6885823B2 (en) Wavelength multiplexing/demultiplexing unit, wavelength multiplexing/demultiplexing apparatus and wavelength multiplexing/demultiplexing method
EP0518570A2 (de) Optische Wellenlängenmultiplexmodule
US6504632B1 (en) Optical transmitter and receiver module which demultiplexes a superimposed optical signal
JPS61282803A (ja) 光合波分波装置
GB2245080A (en) Intergrated optical circuit.
JP2002277675A (ja) 光波回路モジュール
US20030090763A1 (en) Echelle grating interleaver
EP1085354A2 (de) Planares Lichtwellen Schaltungsmodul
KR20210023511A (ko) 배열도파로 격자 형태의 파장역다중화 소자 및 그 제조방법
US7305185B2 (en) Device for integrating demultiplexing and optical channel monitoring

Legal Events

Date Code Title Description
MKEX Expiry