SE514820C2 - Våglängdsselektiv modulator och förfarande för modulering av optiska våglängdskanaler - Google Patents

Våglängdsselektiv modulator och förfarande för modulering av optiska våglängdskanaler

Info

Publication number
SE514820C2
SE514820C2 SE9900579A SE9900579A SE514820C2 SE 514820 C2 SE514820 C2 SE 514820C2 SE 9900579 A SE9900579 A SE 9900579A SE 9900579 A SE9900579 A SE 9900579A SE 514820 C2 SE514820 C2 SE 514820C2
Authority
SE
Sweden
Prior art keywords
wavelength
waveguide
phase
phase control
access
Prior art date
Application number
SE9900579A
Other languages
English (en)
Swedish (sv)
Other versions
SE9900579D0 (sv
SE9900579L (sv
Inventor
Torsten Augustsson
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Priority to SE9900579A priority Critical patent/SE514820C2/sv
Publication of SE9900579D0 publication Critical patent/SE9900579D0/xx
Priority to TW088106125A priority patent/TW408237B/zh
Priority to DE60038101T priority patent/DE60038101D1/de
Priority to JP2000600138A priority patent/JP2002537583A/ja
Priority to CN00804047A priority patent/CN1346451A/zh
Priority to KR1020017010462A priority patent/KR20010102222A/ko
Priority to CA002371809A priority patent/CA2371809A1/fr
Priority to EP00909837A priority patent/EP1159646B1/fr
Priority to PCT/SE2000/000236 priority patent/WO2000049456A1/fr
Priority to AU32018/00A priority patent/AU3201800A/en
Priority to AT00909837T priority patent/ATE386960T1/de
Priority to US09/506,831 priority patent/US6295397B1/en
Publication of SE9900579L publication Critical patent/SE9900579L/xx
Publication of SE514820C2 publication Critical patent/SE514820C2/sv
Priority to HK02107432.9A priority patent/HK1045879A1/zh

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
    • G02B6/29304—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
    • G02B6/29316—Light guides comprising a diffractive element, e.g. grating in or on the light guide such that diffracted light is confined in the light guide
    • G02B6/29317—Light guides of the optical fibre type
    • 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
    • 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
    • G02B6/29355—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
    • G02B6/29395—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
    • 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
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/29—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the position or the direction of light beams, i.e. deflection
    • G02F1/31—Digital deflection, i.e. optical switching
    • G02F1/313—Digital deflection, i.e. optical switching in an optical waveguide structure
    • G02F1/3136—Digital deflection, i.e. optical switching in an optical waveguide structure of interferometric switch type
    • 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
    • G02B2006/12083—Constructional arrangements
    • G02B2006/12107—Grating
    • 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
    • G02B2006/12133—Functions
    • G02B2006/12142—Modulator
    • 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
    • G02B6/2804—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals forming multipart couplers without wavelength selective elements, e.g. "T" couplers, star couplers
    • G02B6/2808—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals forming multipart couplers without wavelength selective elements, e.g. "T" couplers, star couplers using a mixing element which evenly distributes an input signal over a number of outputs
    • G02B6/2813—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals forming multipart couplers without wavelength selective elements, e.g. "T" couplers, star couplers using a mixing element which evenly distributes an input signal over a number of outputs based on multimode interference effect, i.e. self-imaging
    • 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
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/21—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  by interference
    • G02F1/217—Multimode interference type

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Nonlinear Science (AREA)
  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
  • Optical Integrated Circuits (AREA)
  • Liquid Crystal (AREA)
  • Mechanical Light Control Or Optical Switches (AREA)
  • Lasers (AREA)
SE9900579A 1999-02-19 1999-02-19 Våglängdsselektiv modulator och förfarande för modulering av optiska våglängdskanaler SE514820C2 (sv)

Priority Applications (13)

Application Number Priority Date Filing Date Title
SE9900579A SE514820C2 (sv) 1999-02-19 1999-02-19 Våglängdsselektiv modulator och förfarande för modulering av optiska våglängdskanaler
TW088106125A TW408237B (en) 1999-02-19 1999-04-16 A wavelength selective modulator
AT00909837T ATE386960T1 (de) 1999-02-19 2000-02-07 Wellenlängenselektiver modulator
CA002371809A CA2371809A1 (fr) 1999-02-19 2000-02-07 Modulateur selectif de longueur d'onde
JP2000600138A JP2002537583A (ja) 1999-02-19 2000-02-07 波長選択変調装置
CN00804047A CN1346451A (zh) 1999-02-19 2000-02-07 一种波长可选择的调制器
KR1020017010462A KR20010102222A (ko) 1999-02-19 2000-02-07 파장 선택 변조기
DE60038101T DE60038101D1 (de) 1999-02-19 2000-02-07 Wellenlängenselektiver modulator
EP00909837A EP1159646B1 (fr) 1999-02-19 2000-02-07 Modulateur selectif de longueur d'onde
PCT/SE2000/000236 WO2000049456A1 (fr) 1999-02-19 2000-02-07 Modulateur selectif de longueur d'onde
AU32018/00A AU3201800A (en) 1999-02-19 2000-02-07 A wavelength selective modulator
US09/506,831 US6295397B1 (en) 1999-02-19 2000-02-18 Wavelength selective modulator
HK02107432.9A HK1045879A1 (zh) 1999-02-19 2002-10-11 一種波長可選擇的調制器

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9900579A SE514820C2 (sv) 1999-02-19 1999-02-19 Våglängdsselektiv modulator och förfarande för modulering av optiska våglängdskanaler

Publications (3)

Publication Number Publication Date
SE9900579D0 SE9900579D0 (sv) 1999-02-19
SE9900579L SE9900579L (sv) 2000-08-20
SE514820C2 true SE514820C2 (sv) 2001-04-30

Family

ID=20414539

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9900579A SE514820C2 (sv) 1999-02-19 1999-02-19 Våglängdsselektiv modulator och förfarande för modulering av optiska våglängdskanaler

Country Status (13)

Country Link
US (1) US6295397B1 (fr)
EP (1) EP1159646B1 (fr)
JP (1) JP2002537583A (fr)
KR (1) KR20010102222A (fr)
CN (1) CN1346451A (fr)
AT (1) ATE386960T1 (fr)
AU (1) AU3201800A (fr)
CA (1) CA2371809A1 (fr)
DE (1) DE60038101D1 (fr)
HK (1) HK1045879A1 (fr)
SE (1) SE514820C2 (fr)
TW (1) TW408237B (fr)
WO (1) WO2000049456A1 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6355886B1 (en) * 1999-05-21 2002-03-12 Tycom (Us) Inc. Undersea trunk-and-branch logical ring networks
US6751372B2 (en) 2001-03-19 2004-06-15 At&T Corp Four-port wavelength-selective crossbar switches (4WCS) using reciprocal WDM MUX-DEMUX and optical circulator combination
US7027733B2 (en) * 2001-03-19 2006-04-11 At&T Corp. Delivering multicast services on a wavelength division multiplexed network using a configurable four-port wavelength selective crossbar switch
JP3802838B2 (ja) * 2001-05-30 2006-07-26 古河電気工業株式会社 光合分波器
KR100403055B1 (ko) * 2002-01-16 2003-10-23 한국전자통신연구원 신호 분리형 광 파장 변환기
WO2011004615A1 (fr) * 2009-07-10 2011-01-13 日本電信電話株式会社 Modulateur optique

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4469961A (en) * 1982-07-29 1984-09-04 The United States Of America As Represented By The Secretary Of The Air Force Fast switching driver for inductive load, such as a phase shifter
DE3836046A1 (de) * 1987-10-31 1989-05-11 Hirschmann Radiotechnik Empfangsverfahren und empfangs-antennensystem zur durchfuehrung des verfahrens
US5333000A (en) * 1992-04-03 1994-07-26 The United States Of America As Represented By The United States Department Of Energy Coherent optical monolithic phased-array antenna steering system
WO1995012828A1 (fr) * 1993-11-04 1995-05-11 Besse Pierre Andre Procede de modification des rapports d'intensite et de phase dans des coupleurs multimodes a interferences
KR19980701609A (ko) * 1995-01-19 1998-06-25 에버쉐드 마이클 광 스위치 및 광 신호 스위칭 방법
US5561395A (en) * 1995-01-27 1996-10-01 Motorola, Inc. Method and apparatus for self-adjusting a multistage radio frequency power amplifier
JP3654383B2 (ja) * 1995-12-07 2005-06-02 Ｋｄｄｉ株式会社 光アド／ドロップ多重素子
US5721796A (en) * 1996-06-21 1998-02-24 Lucent Technologies Inc. Optical fiber cross connect with active routing for wavelength multiplexing and demultiplexing
US6047096A (en) * 1997-03-07 2000-04-04 Telefonaktiebolaget Lm Ericsson Optical device
SE508871C2 (sv) * 1997-03-07 1998-11-09 Ericsson Telefon Ab L M Förfarande och anordning för omkoppling av optiska våglängdsmultiplexerade kanaler
SE521765C2 (sv) * 1997-08-29 2003-12-02 Ericsson Telefon Ab L M Anordning och förfarande relaterande till optisk transmission
US6049640A (en) * 1997-09-04 2000-04-11 Lucent Technologies Inc. Wavelength-division-multiplexing cross-connect using angular dispersive elements and phase shifters
US5953467A (en) * 1997-09-23 1999-09-14 Lucent Technologies Inc. Switchable optical filter

Also Published As

Publication number Publication date
EP1159646B1 (fr) 2008-02-20
HK1045879A1 (zh) 2002-12-13
TW408237B (en) 2000-10-11
ATE386960T1 (de) 2008-03-15
WO2000049456A1 (fr) 2000-08-24
US6295397B1 (en) 2001-09-25
JP2002537583A (ja) 2002-11-05
SE9900579D0 (sv) 1999-02-19
SE9900579L (sv) 2000-08-20
AU3201800A (en) 2000-09-04
KR20010102222A (ko) 2001-11-15
CN1346451A (zh) 2002-04-24
DE60038101D1 (de) 2008-04-03
EP1159646A1 (fr) 2001-12-05
CA2371809A1 (fr) 2000-08-24

Similar Documents

Publication Publication Date Title
US5953467A (en) Switchable optical filter
US5721796A (en) Optical fiber cross connect with active routing for wavelength multiplexing and demultiplexing
CA1287391C (fr) Montages commutateurs electro-optiques
US6292597B1 (en) N×N non-blocking optical switch
KR100495286B1 (ko) 파장 선택 스위치 및 광 파장 채널 스위칭 방법
US6266460B1 (en) Large-channel-count programmable wavelength add-drop
JP2941670B2 (ja) 同調可能な光学グレーティング装置
US6480644B1 (en) Optical switching device
SE514820C2 (sv) Våglängdsselektiv modulator och förfarande för modulering av optiska våglängdskanaler
US6728446B2 (en) Compact wavelength routing device having substantially flat passband
CA2258333A1 (fr) Commutateur optique non bloquant n x n
US6571031B1 (en) Device for multiplexing/demultiplexing and method therewith
SE529492C2 (sv) Integrerad fotonisk krets
SE514576C2 (sv) Anordning och förfarande för avstämbar Add/Drop- Multiplexering
NL1001841C2 (nl) Optische koppelinrichting en optische schakelaar voor toepassing in de optische koppelinrichting.
SE512226C2 (sv) Våglängdsselektiv switch och förfarande för switching av vågländskanaler i ett optiskt nätverk
US6587616B1 (en) Tuneable optical filter
SE514903C2 (sv) Anordning och förfarande för optisk add/drop-multiplexering
US6463197B1 (en) Coupling of optical signals to misaligned waveguides on different wafers
US20050180683A1 (en) Tuneable filter arrangement
Okayama et al. Multiwavelength highway photonic switches using wavelength-sorting elements-design
SE519912C2 (sv) Anordning för multiplexering/demultiplexering samt förfarande därvid
JP2001021753A (ja) 波長多重光ルーティングネットワーク
KR20000004572A (ko) 파장분할 다중화 전송용 광교차 연결 장치

Legal Events

Date Code Title Description
NUG Patent has lapsed