BR112014027358A2 - método e aparelho para controlar um modulador óptico, método para controlar uma unidade de modulação para um sistema de comunicação óptico, programa de computador , e, meio de armazenamento legível por máquina - Google Patents

método e aparelho para controlar um modulador óptico, método para controlar uma unidade de modulação para um sistema de comunicação óptico, programa de computador , e, meio de armazenamento legível por máquina

Info

Publication number
BR112014027358A2
BR112014027358A2 BR112014027358A BR112014027358A BR112014027358A2 BR 112014027358 A2 BR112014027358 A2 BR 112014027358A2 BR 112014027358 A BR112014027358 A BR 112014027358A BR 112014027358 A BR112014027358 A BR 112014027358A BR 112014027358 A2 BR112014027358 A2 BR 112014027358A2
Authority
BR
Brazil
Prior art keywords
controlling
communication system
storage medium
computer program
readable storage
Prior art date
Application number
BR112014027358A
Other languages
English (en)
Other versions
BR112014027358B1 (pt
BR112014027358A8 (pt
Inventor
James Smith Andrew
Nawaz Mohammed
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
Application filed by Bae Systems Plc filed Critical Bae Systems Plc
Publication of BR112014027358A2 publication Critical patent/BR112014027358A2/pt
Publication of BR112014027358A8 publication Critical patent/BR112014027358A8/pt
Publication of BR112014027358B1 publication Critical patent/BR112014027358B1/pt

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
    • G02F1/212—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)
BR112014027358-8A 2012-05-02 2013-04-30 Método e aparelho para controlar um modulador óptico, método para controlar uma unidade de modulação para um sistema de comunicação óptico, e, meio de armazenamento legível por máquina BR112014027358B1 (pt)

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 (3)

Publication Number Publication Date
BR112014027358A2 true BR112014027358A2 (pt) 2017-06-27
BR112014027358A8 BR112014027358A8 (pt) 2021-03-16
BR112014027358B1 BR112014027358B1 (pt) 2022-02-01

Family

ID=46330687

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112014027358-8A BR112014027358B1 (pt) 2012-05-02 2013-04-30 Método e aparelho para controlar um modulador óptico, método para controlar uma unidade de modulação para um sistema de comunicação óptico, e, meio de armazenamento legível por máquina

Country Status (10)

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

Families Citing this family (7)

* 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
DK2845048T3 (en) * 2012-05-02 2017-06-06 Bae Systems Plc REGULATION OF PRESSURES 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
WO2016190866A1 (en) * 2015-05-27 2016-12-01 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

Family Cites Families (9)

* 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
EP2084571B1 (en) * 2006-11-16 2016-10-26 BAE Systems PLC Bias controller for an optical modulator
EP2227715B1 (en) * 2007-12-04 2013-09-04 BAE Systems PLC Bias controller
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
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
GB2502261A (en) 2012-05-02 2013-11-27 Bae Systems Plc Controlling a bias voltage for an optical modulator

Also Published As

Publication number Publication date
KR20150013678A (ko) 2015-02-05
KR102001896B1 (ko) 2019-07-19
IN2014DN09139A (pt) 2015-05-22
CL2014002960A1 (es) 2015-04-24
EP2845049B1 (en) 2016-04-27
ES2573837T3 (es) 2016-06-10
WO2013164604A1 (en) 2013-11-07
GB2502261A (en) 2013-11-27
GB201207689D0 (en) 2012-06-13
EP2845049A1 (en) 2015-03-11
US9846318B2 (en) 2017-12-19
BR112014027358B1 (pt) 2022-02-01
BR112014027358A8 (pt) 2021-03-16
US20150110437A1 (en) 2015-04-23
PL2845049T3 (pl) 2017-08-31

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Legal Events

Date Code Title Description
B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B06U Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette]
B06A Patent application procedure suspended [chapter 6.1 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 30/04/2013, OBSERVADAS AS CONDICOES LEGAIS.