KR102001896B1 - 광변조기용 바이어스 전압의 제어 - Google Patents

광변조기용 바이어스 전압의 제어 Download PDF

Info

Publication number
KR102001896B1
KR102001896B1 KR1020147033936A KR20147033936A KR102001896B1 KR 102001896 B1 KR102001896 B1 KR 102001896B1 KR 1020147033936 A KR1020147033936 A KR 1020147033936A KR 20147033936 A KR20147033936 A KR 20147033936A KR 102001896 B1 KR102001896 B1 KR 102001896B1
Authority
KR
South Korea
Prior art keywords
bias voltage
optical modulator
output power
modulator
bias
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
KR1020147033936A
Other languages
English (en)
Korean (ko)
Other versions
KR20150013678A (ko
Inventor
앤드류 제임스 스미스
모하메드 너웨즈
Original Assignee
배 시스템즈 피엘시
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 배 시스템즈 피엘시 filed Critical 배 시스템즈 피엘시
Publication of KR20150013678A publication Critical patent/KR20150013678A/ko
Application granted granted Critical
Publication of KR102001896B1 publication Critical patent/KR102001896B1/ko
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

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
    • G02F1/212—Mach-Zehnder type
    • 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
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/50—Transmitters
    • H04B10/501—Structural aspects
    • H04B10/503—Laser transmitters
    • H04B10/505—Laser transmitters using external modulation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/50—Transmitters
    • H04B10/501—Structural aspects
    • H04B10/503—Laser transmitters
    • H04B10/505—Laser transmitters using external modulation
    • H04B10/5057—Laser transmitters using external modulation using a feedback signal generated by analysing the optical output
    • H04B10/50575—Laser transmitters using external modulation using a feedback signal generated by analysing the optical output to control the modulator DC bias
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/50—Transmitters
    • H04B10/501—Structural aspects
    • H04B10/503—Laser transmitters
    • H04B10/505—Laser transmitters using external modulation
    • H04B10/5059—Laser transmitters using external modulation using a feed-forward signal generated by analysing the optical or electrical input
    • H04B10/50595—Laser transmitters using external modulation using a feed-forward signal generated by analysing the optical or electrical input to control the modulator DC bias

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
  • Optical Communication System (AREA)
KR1020147033936A 2012-05-02 2013-04-30 광변조기용 바이어스 전압의 제어 Active KR102001896B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB1207689.9 2012-05-02
GB1207689.9A GB2502261A (en) 2012-05-02 2012-05-02 Controlling a bias voltage for an optical modulator
PCT/GB2013/051113 WO2013164604A1 (en) 2012-05-02 2013-04-30 Controlling bias voltages for optical modulators

Publications (2)

Publication Number Publication Date
KR20150013678A KR20150013678A (ko) 2015-02-05
KR102001896B1 true KR102001896B1 (ko) 2019-07-19

Family

ID=46330687

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020147033936A Active KR102001896B1 (ko) 2012-05-02 2013-04-30 광변조기용 바이어스 전압의 제어

Country Status (10)

Country Link
US (1) US9846318B2 (enExample)
EP (1) EP2845049B1 (enExample)
KR (1) KR102001896B1 (enExample)
BR (1) BR112014027358B1 (enExample)
CL (1) CL2014002960A1 (enExample)
ES (1) ES2573837T3 (enExample)
GB (1) GB2502261A (enExample)
IN (1) IN2014DN09139A (enExample)
PL (1) PL2845049T3 (enExample)
WO (1) WO2013164604A1 (enExample)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2502261A (en) 2012-05-02 2013-11-27 Bae Systems Plc Controlling a bias voltage for an optical modulator
EP2845048B1 (en) * 2012-05-02 2017-03-01 BAE Systems PLC Controlling bias voltages for optical modulators
WO2015063437A1 (en) * 2013-11-01 2015-05-07 Bae Systems Plc Controlling bias voltages for optical modulators
WO2015063438A1 (en) * 2013-11-01 2015-05-07 Bae Systems Plc Finding bias voltages for optical modulators
US10243662B2 (en) * 2015-05-27 2019-03-26 Hewlett Packard Enterprise Development Lp Bias-based Mach-Zehnder modulation (MZM) systems
KR101813784B1 (ko) 2016-02-04 2017-12-29 연세대학교 산학협력단 데이터 신호의 진폭을 이용한 광 변조기의 바이어스 제어 장치 및 방법
JP2018205288A (ja) * 2017-05-31 2018-12-27 ソニーセミコンダクタソリューションズ株式会社 距離計測装置、距離計測方法、およびプログラム
CN118625544B (zh) * 2023-03-08 2025-11-18 锐捷网络股份有限公司 一种mz硅光调制器相位偏置点调整方法及装置

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010501908A (ja) 2007-12-04 2010-01-21 ビ−エイイ− システムズ パブリック リミテッド カンパニ− バイアス制御装置
US20100054757A1 (en) 2006-11-16 2010-03-04 Andrew James Smith Bias controller for an optical modulator
WO2011132283A1 (ja) 2010-04-22 2011-10-27 富士通株式会社 光変調装置、光変調装置の駆動方法、及び光変調装置の製造方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2518138B2 (ja) * 1993-06-25 1996-07-24 日本電気株式会社 光変調装置
US6700907B2 (en) * 2000-11-20 2004-03-02 Jds Uniphase Corporation Mach-Zehnder modulator bias and driver gain control mechanism
GB0103072D0 (en) * 2001-02-08 2001-03-21 Marconi Comm Ltd Interferometer
KR100450745B1 (ko) 2001-12-07 2004-10-01 한국전자통신연구원 광변조기 제어장치 및 방법
CN101354515B (zh) * 2008-09-05 2012-04-04 中兴通讯股份有限公司 激光调制器偏置控制方法和装置
GB2502261A (en) 2012-05-02 2013-11-27 Bae Systems Plc Controlling a bias voltage for an optical modulator

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100054757A1 (en) 2006-11-16 2010-03-04 Andrew James Smith Bias controller for an optical modulator
JP2010501908A (ja) 2007-12-04 2010-01-21 ビ−エイイ− システムズ パブリック リミテッド カンパニ− バイアス制御装置
WO2011132283A1 (ja) 2010-04-22 2011-10-27 富士通株式会社 光変調装置、光変調装置の駆動方法、及び光変調装置の製造方法

Also Published As

Publication number Publication date
WO2013164604A1 (en) 2013-11-07
GB2502261A (en) 2013-11-27
US9846318B2 (en) 2017-12-19
EP2845049A1 (en) 2015-03-11
ES2573837T3 (es) 2016-06-10
KR20150013678A (ko) 2015-02-05
BR112014027358A2 (pt) 2017-06-27
EP2845049B1 (en) 2016-04-27
US20150110437A1 (en) 2015-04-23
CL2014002960A1 (es) 2015-04-24
BR112014027358B1 (pt) 2022-02-01
PL2845049T3 (pl) 2017-08-31
GB201207689D0 (en) 2012-06-13
IN2014DN09139A (enExample) 2015-05-22
BR112014027358A8 (pt) 2021-03-16

Similar Documents

Publication Publication Date Title
KR102001896B1 (ko) 광변조기용 바이어스 전압의 제어
US9658476B2 (en) Controlling bias voltages for optical modulators
US5208817A (en) Modulator-based lightwave transmitter
KR101417061B1 (ko) 레이저광 발생 장치
JP5669674B2 (ja) 半導体光変調器の駆動制御装置
JP2010501908A (ja) バイアス制御装置
US10651942B2 (en) Bias-based Mach-Zehnder modulation (MZM) systems
US7215894B2 (en) Optical transmitter device
US9291835B2 (en) Finding bias voltages for optical modulators
EP2660647A1 (en) Controlling bias voltages for optical modulators
US11381316B2 (en) Optical transmitter and optical transmission method
US10890822B2 (en) Mach-zehnder optical modulator
EP2660648A1 (en) Method and apparatus for controlling the bias voltage of an optical modulator
WO2015063437A1 (en) Controlling bias voltages for optical modulators
US6924916B2 (en) Method and device for stabilizing operation point and optical output of external optical modulator
CN112650124A (zh) 一种实现不同类型集成光子系统闭环控制的系统
WO2015063438A1 (en) Finding bias voltages for optical modulators
GB2502260A (en) Controlling a bias voltage for an optical modulator
GB2502258A (en) Determining a bias voltage for an optical modulator
JPH0469831B2 (enExample)

Legal Events

Date Code Title Description
PA0105 International application

Patent event date: 20141202

Patent event code: PA01051R01D

Comment text: International Patent Application

PG1501 Laying open of application
A201 Request for examination
PA0201 Request for examination

Patent event code: PA02012R01D

Patent event date: 20180412

Comment text: Request for Examination of Application

E701 Decision to grant or registration of patent right
PE0701 Decision of registration

Patent event code: PE07011S01D

Comment text: Decision to Grant Registration

Patent event date: 20190619

GRNT Written decision to grant
PR0701 Registration of establishment

Comment text: Registration of Establishment

Patent event date: 20190715

Patent event code: PR07011E01D

PR1002 Payment of registration fee

Payment date: 20190715

End annual number: 3

Start annual number: 1

PG1601 Publication of registration
PR1001 Payment of annual fee

Payment date: 20220707

Start annual number: 4

End annual number: 4

PR1001 Payment of annual fee

Payment date: 20230622

Start annual number: 5

End annual number: 5

PR1001 Payment of annual fee

Payment date: 20240625

Start annual number: 6

End annual number: 6