DE69525223T2 - Gitterfilter im optischen Wellenleiter - Google Patents

Gitterfilter im optischen Wellenleiter

Info

Publication number
DE69525223T2
DE69525223T2 DE69525223T DE69525223T DE69525223T2 DE 69525223 T2 DE69525223 T2 DE 69525223T2 DE 69525223 T DE69525223 T DE 69525223T DE 69525223 T DE69525223 T DE 69525223T DE 69525223 T2 DE69525223 T2 DE 69525223T2
Authority
DE
Germany
Prior art keywords
optical waveguide
grating filter
grating
filter
waveguide
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
DE69525223T
Other languages
English (en)
Other versions
DE69525223D1 (de
Inventor
Kevin C Byron
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.)
Nortel Networks Ltd
Original Assignee
Nortel Networks 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 Nortel Networks Ltd filed Critical Nortel Networks Ltd
Application granted granted Critical
Publication of DE69525223D1 publication Critical patent/DE69525223D1/de
Publication of DE69525223T2 publication Critical patent/DE69525223T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24Coupling light guides
    • G02B6/26Optical coupling means
    • G02B6/28Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
    • G02B6/293Optical 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
    • G02B6/29304Optical 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
    • G02B6/29316Light guides comprising a diffractive element, e.g. grating in or on the light guide such that diffracted light is confined in the light guide
    • G02B6/29317Light guides of the optical fibre type
    • G02B6/29319With a cascade of diffractive elements or of diffraction operations
    • G02B6/2932With a cascade of diffractive elements or of diffraction operations comprising a directional router, e.g. directional coupler, circulator
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/10Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
    • G02B6/12Light 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
    • G02B6/12007Light 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
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/10Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
    • G02B6/12Light 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
    • G02B6/122Basic optical elements, e.g. light-guiding paths
    • G02B6/124Geodesic lenses or integrated gratings
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24Coupling light guides
    • G02B6/26Optical coupling means
    • G02B6/28Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
    • G02B6/293Optical 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
    • G02B6/29304Optical 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
    • G02B6/29316Light guides comprising a diffractive element, e.g. grating in or on the light guide such that diffracted light is confined in the light guide
    • G02B6/29323Coupling to or out of the diffractive element through the lateral surface of the light guide
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01SDEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S3/00Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/10Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating
    • H01S3/10007Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating in optical amplifiers
    • H01S3/10023Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating in optical amplifiers by functional association of additional optical elements, e.g. filters, gratings, reflectors
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24Coupling light guides
    • G02B6/26Optical coupling means
    • G02B6/28Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
    • G02B6/293Optical 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
    • G02B6/29346Optical 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 wave or beam interference
    • G02B6/2935Mach-Zehnder configuration, i.e. comprising separate splitting and combining means
    • G02B6/29352Mach-Zehnder configuration, i.e. comprising separate splitting and combining means in a light guide
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01SDEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S3/00Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/05Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium
    • H01S3/06Construction or shape of active medium
    • H01S3/063Waveguide lasers, i.e. whereby the dimensions of the waveguide are of the order of the light wavelength
    • H01S3/067Fibre lasers
    • H01S3/0675Resonators including a grating structure, e.g. distributed Bragg reflectors [DBR] or distributed feedback [DFB] fibre lasers
DE69525223T 1994-11-16 1995-11-16 Gitterfilter im optischen Wellenleiter Expired - Fee Related DE69525223T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9423105A GB9423105D0 (en) 1994-11-16 1994-11-16 Optical wave grating filter

Publications (2)

Publication Number Publication Date
DE69525223D1 DE69525223D1 (de) 2002-03-14
DE69525223T2 true DE69525223T2 (de) 2002-10-31

Family

ID=10764482

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69525223T Expired - Fee Related DE69525223T2 (de) 1994-11-16 1995-11-16 Gitterfilter im optischen Wellenleiter

Country Status (4)

Country Link
US (1) US5638473A (de)
EP (1) EP0713110B1 (de)
DE (1) DE69525223T2 (de)
GB (1) GB9423105D0 (de)

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US5812306A (en) * 1996-06-14 1998-09-22 Ciena Corporation Bidirectional WDM optical communication systems with bidirectional optical amplifiers
JPH1032562A (ja) * 1996-07-16 1998-02-03 Fujitsu Ltd 光アッド/ドロップ回路
US5717798A (en) * 1996-09-12 1998-02-10 Lucent Technologies Inc. Optical waveguide system comprising a mode coupling grating and a mode discrimination coupler
US5740292A (en) * 1996-09-12 1998-04-14 Lucent Technologies Inc. Mode coupling optical waveguide grating
US5778119A (en) * 1996-10-08 1998-07-07 Jds Fitel Inc. In-line grating device for forward coupling light
KR0183945B1 (ko) * 1996-11-28 1999-05-15 삼성전자주식회사 광 디멀티플렉서
US6295149B1 (en) 1997-01-15 2001-09-25 Pirelli Cavi E Sistemi S.P.A. System and method of telecommunication with wavelength division multiplexing comprising a demultiplexer
AUPO511697A0 (en) * 1997-02-14 1997-04-11 Aofr Pty Limited An optical waveguide guide
US6047096A (en) * 1997-03-07 2000-04-04 Telefonaktiebolaget Lm Ericsson Optical device
US6151157A (en) * 1997-06-30 2000-11-21 Uniphase Telecommunications Products, Inc. Dynamic optical amplifier
US5915052A (en) * 1997-06-30 1999-06-22 Uniphase Telecommunications Products, Inc. Loop status monitor for determining the amplitude of the signal components of a multi-wavelength optical beam
US5982964A (en) * 1997-06-30 1999-11-09 Uniphase Corporation Process for fabrication and independent tuning of multiple integrated optical directional couplers on a single substrate
GB2327546A (en) * 1997-07-18 1999-01-27 Northern Telecom Ltd Optical frequency channel assignment plan and filtering technique to support it
GB9815400D0 (en) * 1997-08-12 1998-09-16 Univ Southampton Optical wavelength division multiplexer
US6631018B1 (en) 1997-08-27 2003-10-07 Nortel Networks Limited WDM optical network with passive pass-through at each node
US6370290B1 (en) 1997-09-19 2002-04-09 Uniphase Corporation Integrated wavelength-select transmitter
JPH11119054A (ja) 1997-10-16 1999-04-30 Fujitsu Ltd 光合分波装置
US6031849A (en) * 1997-11-14 2000-02-29 Jds Uniphase Corporation High power three level fiber laser and method of making same
US6020986A (en) * 1997-11-21 2000-02-01 Jds Uniphase Corporation Programmable add-drop module for use in an optical circuit
JPH11177493A (ja) * 1997-12-16 1999-07-02 Sumitomo Electric Ind Ltd 分散補償回路
WO1999063375A1 (en) * 1998-06-04 1999-12-09 California Institute Of Technology Optical devices based on energy transfer between different modes in optical waveguide
US6025915A (en) * 1998-06-25 2000-02-15 Litton Systems, Inc. Scale factor stabilization of a broadband fiber source used in fiber optic gyroscopes in radiation environments
US6275627B1 (en) 1998-09-25 2001-08-14 Corning Incorporated Optical fiber having an expanded mode field diameter and method of expanding the mode field diameter of an optical fiber
JP2002530906A (ja) * 1998-11-17 2002-09-17 テンプレックス テクノロジイ インコーポレイテッド 光学的符号化及び復号化用のコード、方法、及び装置
US6313771B1 (en) 1999-11-17 2001-11-06 Templex Technology, Inc. Codes, methods, and apparatus for optical encoding and decoding
JP2001174653A (ja) * 1999-12-21 2001-06-29 Nec Corp アレイ導波路格子
US6453102B1 (en) * 2000-02-07 2002-09-17 Corning Incorporated Dispersion compensating module and mode converter, coupler and dispersion compensating optical waveguide therein
US6304380B1 (en) * 2000-03-06 2001-10-16 Lucent Technologies Inc. Reducing polarization dependency of optical apparatus
JP2001324646A (ja) * 2000-05-16 2001-11-22 Yutaka Sasaki 光増幅機能を有するadd−dropマルチプレクサ
US7386204B1 (en) 2000-08-26 2008-06-10 Cidra Corporation Optical filter having a shaped filter function
EP1238264B1 (de) * 2000-09-29 2004-12-29 Commissariat A L'Energie Atomique Refraktometer mit schräg gelegenen bragg vergitterungen
KR100396266B1 (ko) * 2001-09-26 2003-09-02 삼성전자주식회사 광섬유 증폭기의 이득 평탄화 장치
ATE255791T1 (de) * 2002-08-12 2003-12-15 Cit Alcatel Optisches übertragungssystem mit optischen filtern
TW200404172A (en) * 2002-08-22 2004-03-16 Showa Electric Wire & Cable Co Pseudo slant fiber Bragg grating, multiple series fiber Bragg grating, optical fiber type coupler and optical connector
US7376306B2 (en) * 2004-08-26 2008-05-20 Avanex Corporation Slanted Bragg grating gain flattening filter having spatially overlapping elementary filters and a manufacturing method therefor
US7095925B2 (en) * 2004-11-03 2006-08-22 Intel Corporation Optical phased array transmitter/receiver
US7295738B2 (en) * 2004-12-13 2007-11-13 General Dynamics Advanced Information Systems, Inc. System and method for performing dispersion compensation
US7792403B1 (en) 2005-09-08 2010-09-07 Infinera Corporation Adiabatic polarization converter
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US7565041B2 (en) * 2007-10-26 2009-07-21 Infinera Corporation Symmetric optical circuit with integrated polarization rotator
US8768121B2 (en) * 2009-03-10 2014-07-01 Her Majesty The Queen In Right Of Canada, As Represented By The Minister Of Industry, Through The Communications Research Centre Canada Photonic filtering of electrical signals

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Also Published As

Publication number Publication date
EP0713110B1 (de) 2002-01-30
US5638473A (en) 1997-06-10
EP0713110A1 (de) 1996-05-22
GB9423105D0 (en) 1995-01-04
DE69525223D1 (de) 2002-03-14

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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