DE3787598D1 - Optischer multi/demultiplexer. - Google Patents

Optischer multi/demultiplexer.

Info

Publication number
DE3787598D1
DE3787598D1 DE87111040T DE3787598T DE3787598D1 DE 3787598 D1 DE3787598 D1 DE 3787598D1 DE 87111040 T DE87111040 T DE 87111040T DE 3787598 T DE3787598 T DE 3787598T DE 3787598 D1 DE3787598 D1 DE 3787598D1
Authority
DE
Germany
Prior art keywords
demultiplexer
optical multi
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 - Fee Related
Application number
DE87111040T
Other languages
English (en)
Other versions
DE3787598T2 (de
Inventor
Hirohisa Sano
Katsuyuki Imoto
Minoru Maeda
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Publication of DE3787598D1 publication Critical patent/DE3787598D1/de
Application granted granted Critical
Publication of DE3787598T2 publication Critical patent/DE3787598T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G02B6/24—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
    • 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
    • G02B6/12002—Three-dimensional structures
    • 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
    • G02B6/29331—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 evanescent wave coupling
    • G02B6/29335—Evanescent coupling to a resonator cavity, i.e. between a waveguide mode and a resonant mode of the cavity
    • G02B6/29337—Cavities of the linear kind, e.g. formed by reflectors at ends of a light guide
    • 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
    • G02B6/42—Coupling light guides with opto-electronic elements

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Optical Integrated Circuits (AREA)
DE87111040T 1986-08-20 1987-07-30 Optischer Multi/Demultiplexer. Expired - Fee Related DE3787598T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP61192885A JP2531634B2 (ja) 1986-08-20 1986-08-20 光合分波器

Publications (2)

Publication Number Publication Date
DE3787598D1 true DE3787598D1 (de) 1993-11-04
DE3787598T2 DE3787598T2 (de) 1994-05-11

Family

ID=16298597

Family Applications (1)

Application Number Title Priority Date Filing Date
DE87111040T Expired - Fee Related DE3787598T2 (de) 1986-08-20 1987-07-30 Optischer Multi/Demultiplexer.

Country Status (4)

Country Link
US (1) US4756587A (de)
EP (1) EP0256388B1 (de)
JP (1) JP2531634B2 (de)
DE (1) DE3787598T2 (de)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3829118A1 (de) * 1988-08-27 1990-03-01 Standard Elektrik Lorenz Ag Faseroptisches bandfilter
JP2631902B2 (ja) * 1990-04-20 1997-07-16 日本航空電子工業 株式会社 光集積回路
US5226100A (en) * 1990-09-21 1993-07-06 Siemens Aktiengesellschaft Optical grating comprising a plurality of side-by-side outfeed end faces of optical waveguides
DE4111095C1 (de) * 1991-04-05 1992-05-27 Ant Nachrichtentechnik Gmbh, 7150 Backnang, De
JPH04359205A (ja) * 1991-06-06 1992-12-11 Fujitsu Ltd 波長分割多重光伝送用光モジュール及びその製造方法
US5355237A (en) * 1993-03-17 1994-10-11 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Wavelength-division multiplexed optical integrated circuit with vertical diffraction grating
US5502783A (en) * 1994-08-18 1996-03-26 Northern Telecom Limited Polarization independent optical directional coupler wavelength tunable filters/receivers
DE19630706A1 (de) * 1996-07-30 1998-02-05 Deutsche Telekom Ag Optischer Verzweiger
US5920411A (en) * 1997-02-14 1999-07-06 Duck; Gary S. Optical multiplexing/demultiplexing device
FR2794534B1 (fr) 1999-06-04 2003-06-27 Cit Alcatel Multiplexeur/demultiplexeur optique a trois guides d'ondes
FR2796165B1 (fr) * 1999-06-04 2002-01-11 France Telecom Multiplexeur/demultiplexeur optique a trois guide d'onde
JP2002023123A (ja) * 2000-07-11 2002-01-23 Fujitsu Ltd 非主要光を導波する光導波路を備える光回路
GB2368194A (en) * 2001-08-31 2002-04-24 Bookham Technology Plc Optical processing device to separate signals received at an input with a detector array
JP2003172830A (ja) * 2001-12-04 2003-06-20 Fujitsu Ltd 光合分波器
US6950581B2 (en) * 2002-07-22 2005-09-27 Intel Corporation Optical coupler apparatus and methods having reduced geometry sensitivity
JP5053301B2 (ja) * 2009-01-16 2012-10-17 古河電気工業株式会社 導波路型光回路
US8380023B2 (en) 2010-07-14 2013-02-19 Furukawa Electric Co., Ltd. Waveguide-type optical circuit
JP5019649B2 (ja) * 2010-07-16 2012-09-05 古河電気工業株式会社 導波路型光回路
US9442247B2 (en) * 2011-11-02 2016-09-13 University Of Central Florida Research Foundation, Inc. Branched shape optical isolator and optical apparatus, method and applications
JP5822789B2 (ja) * 2012-05-23 2015-11-24 三菱電機株式会社 光合分波器
JP6029703B2 (ja) * 2015-03-24 2016-11-24 沖電気工業株式会社 光導波路素子
US11747559B2 (en) * 2021-08-25 2023-09-05 Globalfoundries U.S. Inc. Photonic integrated circuit structure with supplemental waveguide-enhanced optical coupling between primary waveguides
US11747560B2 (en) 2021-08-25 2023-09-05 Globalfoundries U.S. Inc. Photonic integrated circuit structure with a tapered end portion of one waveguide adjacent to a v-shaped end portion of a different waveguide
US11968034B2 (en) * 2022-08-18 2024-04-23 X Development Llc Metastructured photonic devices for binary tree multiplexing or demultiplexing of optical signals

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53137160A (en) * 1977-05-06 1978-11-30 Nippon Telegr & Teleph Corp <Ntt> Optical filter of directivity coupler type
JPS56137328A (en) * 1980-03-29 1981-10-27 Nippon Telegr & Teleph Corp <Ntt> Photofunctional device
US4483583A (en) * 1981-03-07 1984-11-20 Licentia Patent-Verwaltungs-Gmbh Selective directional coupler for guided waves
EP0118577B1 (de) * 1983-03-14 1987-11-04 ANT Nachrichtentechnik GmbH Wellenlängen-Multiplexer oder -Demultiplexer in integrierter Optik
EP0130223B1 (de) * 1983-06-25 1988-11-02 ANT Nachrichtentechnik GmbH Symmetrischer Wellenleiter-Koppler
JPS6152604A (ja) * 1984-08-23 1986-03-15 Nippon Telegr & Teleph Corp <Ntt> 光合分波器
DE19960203A1 (de) * 1999-12-14 2001-06-28 Mann & Hummel Filter Flüssigkeitsfilter, insbesondere Ölfilter für eine Brennkraftmaschine

Also Published As

Publication number Publication date
JP2531634B2 (ja) 1996-09-04
EP0256388B1 (de) 1993-09-29
JPS6349708A (ja) 1988-03-02
DE3787598T2 (de) 1994-05-11
EP0256388A3 (en) 1988-04-06
EP0256388A2 (de) 1988-02-24
US4756587A (en) 1988-07-12

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee