ATE554422T1 - Optisches schaltgerät umfassend mehrere elektrooptische doppelausgangsmodulatoren und eine vorspannungssteuerung - Google Patents

Optisches schaltgerät umfassend mehrere elektrooptische doppelausgangsmodulatoren und eine vorspannungssteuerung

Info

Publication number
ATE554422T1
ATE554422T1 AT08762563T AT08762563T ATE554422T1 AT E554422 T1 ATE554422 T1 AT E554422T1 AT 08762563 T AT08762563 T AT 08762563T AT 08762563 T AT08762563 T AT 08762563T AT E554422 T1 ATE554422 T1 AT E554422T1
Authority
AT
Austria
Prior art keywords
optical
modulators
bias
dual output
switching device
Prior art date
Application number
AT08762563T
Other languages
English (en)
Inventor
Andrew Smith
Christopher Pescod
Original Assignee
Bae Systems Plc
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
Priority claimed from GB0712190A external-priority patent/GB0712190D0/en
Application filed by Bae Systems Plc filed Critical Bae Systems Plc
Application granted granted Critical
Publication of ATE554422T1 publication Critical patent/ATE554422T1/de

Links

Classifications

    • 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 
    • G02F1/0121—Operation of devices; Circuit arrangements, not otherwise provided for in this subclass
    • G02F1/0123—Circuits for the control or stabilisation of the bias voltage, e.g. automatic bias control [ABC] feedback loops
    • 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
    • G02F1/225—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 in an optical waveguide structure
    • G02F1/2255—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 in an optical waveguide structure controlled by a high-frequency electromagnetic component in an electric waveguide structure
    • 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
    • G02F2203/21—Thermal instability, i.e. DC drift, of an optical modulator; Arrangements or methods for the reduction thereof

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Electromagnetism (AREA)
  • Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
  • Optical Communication System (AREA)
AT08762563T 2007-06-25 2008-06-17 Optisches schaltgerät umfassend mehrere elektrooptische doppelausgangsmodulatoren und eine vorspannungssteuerung ATE554422T1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP07270033 2007-06-25
GB0712190A GB0712190D0 (en) 2007-06-25 2007-06-25 Bias container
PCT/GB2008/050453 WO2009001120A1 (en) 2007-06-25 2008-06-17 Bias controller for a dual-output electro-optical modulator

Publications (1)

Publication Number Publication Date
ATE554422T1 true ATE554422T1 (de) 2012-05-15

Family

ID=39680937

Family Applications (1)

Application Number Title Priority Date Filing Date
AT08762563T ATE554422T1 (de) 2007-06-25 2008-06-17 Optisches schaltgerät umfassend mehrere elektrooptische doppelausgangsmodulatoren und eine vorspannungssteuerung

Country Status (5)

Country Link
US (1) US7965433B2 (de)
EP (1) EP2174181B1 (de)
AT (1) ATE554422T1 (de)
ES (1) ES2384833T3 (de)
WO (1) WO2009001120A1 (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8224188B2 (en) * 2009-04-21 2012-07-17 The United States Of America, As Represented By The Secretary Of The Navy Even-order harmonic cancellation and increased RF gain using dual-output mach-zehnder modulator with two wavelength input
EP2346191B1 (de) * 2010-01-13 2014-12-17 Xieon Networks S.à.r.l. Optischer Modulator
CN101807085A (zh) * 2010-03-12 2010-08-18 上海华魏光纤传感技术有限公司 偏置控制及驱动装置以及控制和驱动光强度调制器的方法
CN101846814B (zh) * 2010-03-25 2013-05-08 中兴通讯股份有限公司 调制器的偏置点确定方法和装置
US9042684B2 (en) 2012-09-05 2015-05-26 International Business Machines Corporation Electro-optic modulator
CN104898306A (zh) * 2014-03-05 2015-09-09 北京邮电大学 Mz调制器任意点偏置控制装置及方法
EP3029512A1 (de) * 2014-12-02 2016-06-08 Xieon Networks S.à r.l. Spektralinversionsdetektion zur optischen Polarisierungsdivision-Multiplexübertragung
US9983304B2 (en) * 2015-02-20 2018-05-29 Northrop Grumman Systems Corporation Delta-sigma digital radiometric system
CN107104736B (zh) * 2016-02-19 2019-08-30 光联通讯有限公司 一种具有马赫-詹德调制器的光传送器及其操作方法
US10823987B2 (en) * 2017-08-24 2020-11-03 Lumentum Operations Llc Closed loop bias control for an IQ phase modulator
US10254570B2 (en) * 2017-08-24 2019-04-09 Lumentum Operations Llc Closed loop quadrature bias control for an IQ phase modulator
JP6735934B2 (ja) * 2018-06-14 2020-08-05 三菱電機株式会社 光変調器及び光送信モジュール
WO2022037227A1 (zh) * 2020-08-18 2022-02-24 青岛海信宽带多媒体技术有限公司 一种光模块
CN114114719B (zh) * 2021-10-28 2023-06-27 武汉光迅科技股份有限公司 一种实现mz硅光调制器相位偏置点锁定的方法及装置
CN116009289A (zh) * 2022-12-14 2023-04-25 中国船舶集团有限公司第七二三研究所 一种大规模mz调制器阵列的偏压控制方法
US20250219347A1 (en) * 2023-12-29 2025-07-03 Ii-Vi Delaware, Inc. Method and System for High-Speed and High-Resolution Linearized Optical Frequency Discriminator

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5003624A (en) * 1990-03-29 1991-03-26 Hughes Aircraft Company Automatic bias controller for electro-optic modulator
JPH04294318A (ja) * 1991-03-25 1992-10-19 Mitsubishi Electric Corp 光変調器バイアス自動制御回路
GB2259621B (en) 1991-09-13 1995-04-26 Marconi Gec Ltd Optical switch matrix arrangement
JP3499605B2 (ja) 1994-09-07 2004-02-23 株式会社東芝 光外部強度変調器
US5946086A (en) * 1997-12-10 1999-08-31 Northern Telecom Limited Optical mean power controller with provisionable output levels
GB9814252D0 (en) 1998-07-02 1998-09-02 Marconi Gec Ltd Optical power detection
EP1005182B1 (de) * 1998-11-27 2004-09-01 Optical Technologies U.S.A. Corp. Vorspannungssystem für einem optischen Modulator mit zwei Ausgängen
JP4164179B2 (ja) * 1998-12-18 2008-10-08 富士通株式会社 光変調器及びそのバイアス制御回路並びに該光変調器を備えた光送信機
US6185345B1 (en) 1999-03-18 2001-02-06 Qtera Corporation Ultra-stable optical wavelength division multiplexer/demultiplexer
US6510255B2 (en) 1999-12-24 2003-01-21 Matsushita Electric Industrial Co., Ltd. Optical transmission apparatus
JP2002023119A (ja) 2000-06-30 2002-01-23 Mitsubishi Electric Corp 光送信装置およびこれに用いる光変調器の出力安定化制御方法
US6700907B2 (en) 2000-11-20 2004-03-02 Jds Uniphase Corporation Mach-Zehnder modulator bias and driver gain control mechanism
DK1342235T3 (da) 2000-12-11 2009-05-25 Koninkl Philips Electronics Nv Optagelsesbærer af den optiske type og en indretning til optagelse og/eller afspilning til brug med en sådan optagelsesbærer
US6567217B1 (en) * 2001-11-06 2003-05-20 Eastman Kodak Company Image-forming system with enhanced gray levels
ATE272228T1 (de) 2002-01-08 2004-08-15 Cit Alcatel Variable optische verzögerungsleitung und verwendung der variablen optischen verzögerungsleitung
KR100407824B1 (ko) * 2002-02-21 2003-12-01 한국전자통신연구원 전송광섬유에서 발생하는 편광모드분산을 보상하는 방법및 장치
WO2006044887A2 (en) 2004-10-19 2006-04-27 Sioptical, Inc. Optical detector configuration and utilization as feedback control in monolithic integrated optic and electronic arrangements

Also Published As

Publication number Publication date
EP2174181A1 (de) 2010-04-14
EP2174181B1 (de) 2012-04-18
ES2384833T3 (es) 2012-07-12
WO2009001120A1 (en) 2008-12-31
US7965433B2 (en) 2011-06-21
US20100245968A1 (en) 2010-09-30

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