DE602006021241D1 - Verfahren und einrichtung zur störungslosen abstimmbaren optischen filterung - Google Patents

Verfahren und einrichtung zur störungslosen abstimmbaren optischen filterung

Info

Publication number
DE602006021241D1
DE602006021241D1 DE602006021241T DE602006021241T DE602006021241D1 DE 602006021241 D1 DE602006021241 D1 DE 602006021241D1 DE 602006021241 T DE602006021241 T DE 602006021241T DE 602006021241 T DE602006021241 T DE 602006021241T DE 602006021241 D1 DE602006021241 D1 DE 602006021241D1
Authority
DE
Germany
Prior art keywords
optical
resonator
resonators
resonance
optical filter
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.)
Active
Application number
DE602006021241T
Other languages
English (en)
Inventor
Lorenzo Bolla
Paola Galli
Silvia Ghidini
Marco Romagnoli
Luciano Socci
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.)
PGT Photonics SpA
Original Assignee
PGT Photonics SpA
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 PGT Photonics SpA filed Critical PGT Photonics SpA
Publication of DE602006021241D1 publication Critical patent/DE602006021241D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • G02B6/29331—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
    • G02B6/29338—Loop resonators
    • G02B6/29343—Cascade of loop resonators
    • 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
    • G02B6/29346—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 wave or beam interference
    • G02B6/2935—Mach-Zehnder configuration, i.e. comprising separate splitting and combining means
    • G02B6/29352—Mach-Zehnder configuration, i.e. comprising separate splitting and combining means in a light guide
    • G02B6/29353—Mach-Zehnder configuration, i.e. comprising separate splitting and combining means in a light guide with a wavelength selective element in at least one light guide interferometer arm, e.g. grating, interference filter, resonator
    • 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
    • G02B6/29346—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 wave or beam interference
    • G02B6/2935—Mach-Zehnder configuration, i.e. comprising separate splitting and combining means
    • G02B6/29352—Mach-Zehnder configuration, i.e. comprising separate splitting and combining means in a light guide
    • G02B6/29355—Cascade arrangement of interferometers
    • 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
    • G02B6/29382—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 including at least adding or dropping a signal, i.e. passing the majority of signals
    • G02B6/29383—Adding and dropping
    • 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
    • G02B6/29395—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 configurable, e.g. tunable or reconfigurable
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0201—Add-and-drop multiplexing
    • H04J14/0202—Arrangements therefor
    • H04J14/0204—Broadcast and select arrangements, e.g. with an optical splitter at the input before adding or dropping
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0201—Add-and-drop multiplexing
    • H04J14/0202—Arrangements therefor
    • H04J14/0205—Select and combine arrangements, e.g. with an optical combiner at the output after adding or dropping
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0201—Add-and-drop multiplexing
    • H04J14/0202—Arrangements therefor
    • H04J14/0206—Express channels arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0201—Add-and-drop multiplexing
    • H04J14/0202—Arrangements therefor
    • H04J14/0208—Interleaved arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0201—Add-and-drop multiplexing
    • H04J14/0202—Arrangements therefor
    • H04J14/021—Reconfigurable arrangements, e.g. reconfigurable optical add/drop multiplexers [ROADM] or tunable optical add/drop multiplexers [TOADM]
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F2203/00—Function characteristic
    • G02F2203/05—Function characteristic wavelength dependent

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Optical Communication System (AREA)
  • Mechanical Light Control Or Optical Switches (AREA)
  • Encapsulation Of And Coatings For Semiconductor Or Solid State Devices (AREA)
  • Prostheses (AREA)
DE602006021241T 2006-11-09 2006-11-09 Verfahren und einrichtung zur störungslosen abstimmbaren optischen filterung Active DE602006021241D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/EP2006/010723 WO2008055528A1 (en) 2006-11-09 2006-11-09 Method and device for hitless tunable optical filtering

Publications (1)

Publication Number Publication Date
DE602006021241D1 true DE602006021241D1 (de) 2011-05-19

Family

ID=38110751

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602006021241T Active DE602006021241D1 (de) 2006-11-09 2006-11-09 Verfahren und einrichtung zur störungslosen abstimmbaren optischen filterung

Country Status (6)

Country Link
US (1) US20100189441A1 (de)
EP (1) EP2095553B1 (de)
AT (1) ATE504989T1 (de)
CA (1) CA2703538A1 (de)
DE (1) DE602006021241D1 (de)
WO (1) WO2008055528A1 (de)

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ATE515115T1 (de) * 2006-11-09 2011-07-15 Pgt Photonics Spa Verfahren und einrichtung zur störungslosen abstimmbaren optischen filterung
JP5324660B2 (ja) * 2008-10-31 2013-10-23 ヒューレット−パッカード デベロップメント カンパニー エル．ピー． 優先順位付き光学的アービトレーションシステム及び方法
US9794019B2 (en) 2011-04-28 2017-10-17 Hewlett Packard Enterprise Development Lp Prioritized optical arbitration systems and methods
ITRA20130001A1 (it) * 2013-01-08 2014-07-09 Scuola Superiore Sant Anna Dispositivo ottico
US10447409B2 (en) * 2013-06-21 2019-10-15 Northrop Grumman Systems Corporation Optical channelizer for W-band detection
EP3156832B1 (de) 2014-07-18 2020-05-20 Huawei Technologies Co. Ltd. Wellenlängenwahlschalter und wellenlängenauswahlverfahren
CN108476079B (zh) 2015-11-13 2019-12-03 慧与发展有限责任合伙企业 检测光学消息中的错误
CN107046460B (zh) * 2016-02-06 2020-09-25 华为技术有限公司 一种无线局域网中信道指示的方法和装置
US10181898B2 (en) 2016-04-27 2019-01-15 Hewlett Packard Enterprise Development Lp Optical memory gates
EP3379746A1 (de) * 2017-03-20 2018-09-26 Nokia Solutions and Networks Oy Integrierter wellenlängenverwalter zur verwaltung einer vielzahl von wellenlängen und optischer knoten
US10686543B1 (en) * 2019-03-05 2020-06-16 Ciena Corporation Time and margin constrained routing, spectrum, and restoration speed assignment in optical networks
CN111865471B (zh) * 2019-04-30 2021-12-21 华为技术有限公司 一种光分插复用装置及其控制方法
CN116018766A (zh) * 2020-11-19 2023-04-25 瑞典爱立信有限公司 光学滤波器和方法
CN113466998B (zh) * 2021-07-06 2022-10-28 中国科学院半导体研究所 一种可调谐光滤波器及应用其的光通信设备

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US6101300A (en) * 1997-06-09 2000-08-08 Massachusetts Institute Of Technology High efficiency channel drop filter with absorption induced on/off switching and modulation
US6996310B2 (en) * 1997-06-09 2006-02-07 Cambrius, Inc. Directional-coupler assisted add/drop filter with induced on/off switching and modulation
JP2003501674A (ja) * 1998-11-13 2003-01-14 カリフォルニア・インスティチュート・オブ・テクノロジー 共振器と光ファイバーの両方向性カプラ
US20030174946A1 (en) * 2002-03-14 2003-09-18 Jean-Francois Viens Superstructure photonic band-gap grating add-drop filter
WO2003081324A1 (en) * 2002-03-18 2003-10-02 Clarendon Photonics, Inc. Optical filter with dynamically controlled lineshape and method of operation
US6839482B2 (en) * 2002-06-17 2005-01-04 Lambda Crossing Ltd. Tunable optical filtering device and method
US7065276B2 (en) * 2003-04-03 2006-06-20 Lambda Crossing Ltd. Integrated optical filters utilizing resonators
EP1646898A1 (de) * 2003-07-15 2006-04-19 Massachusetts Institute Of Technology Optischer filter mit gekoppelten resonatoren und mit asymmetrischer kopplung
US8032027B2 (en) * 2005-07-25 2011-10-04 Massachusetts Institute Of Technology Wide free-spectral-range, widely tunable and hitless-switchable optical channel add-drop filters
US7853108B2 (en) * 2006-12-29 2010-12-14 Massachusetts Institute Of Technology Fabrication-tolerant waveguides and resonators
US7539375B2 (en) * 2007-05-04 2009-05-26 Massachusetts Institute Of Technology Optical coupled resonator structures based on loop-coupled cavities and loop coupling phase
WO2010138849A1 (en) * 2009-05-29 2010-12-02 Massachusetts Institute Of Technology Cavity dynamics compensation in resonant optical modulators

Also Published As

Publication number Publication date
CA2703538A1 (en) 2008-05-15
EP2095553B1 (de) 2011-04-06
ATE504989T1 (de) 2011-04-15
EP2095553A1 (de) 2009-09-02
US20100189441A1 (en) 2010-07-29
WO2008055528A1 (en) 2008-05-15

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