BR112014027360B1 - Métodos para controlar uma tensão de polarização provida a um modulador óptico, e para controlar uma unidade de modulação para um sistema de comunicação óptico, controlador de polarização para um modulador óptico, e, unidade de modulação para um sistema de comunicação óptico - Google Patents

Métodos para controlar uma tensão de polarização provida a um modulador óptico, e para controlar uma unidade de modulação para um sistema de comunicação óptico, controlador de polarização para um modulador óptico, e, unidade de modulação para um sistema de comunicação óptico Download PDF

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Publication number
BR112014027360B1
BR112014027360B1 BR112014027360-0A BR112014027360A BR112014027360B1 BR 112014027360 B1 BR112014027360 B1 BR 112014027360B1 BR 112014027360 A BR112014027360 A BR 112014027360A BR 112014027360 B1 BR112014027360 B1 BR 112014027360B1
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BR
Brazil
Prior art keywords
modulator
bias voltage
output power
optical
optical output
Prior art date
Application number
BR112014027360-0A
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English (en)
Portuguese (pt)
Other versions
BR112014027360A2 (pt
Inventor
Andrew James Smith
Mohammed Nawaz
Simon Charles Giles
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 GB1207668.3A external-priority patent/GB2502258A/en
Priority claimed from EP12275057.3A external-priority patent/EP2660647A1/en
Application filed by Bae Systems Plc filed Critical Bae Systems Plc
Publication of BR112014027360A2 publication Critical patent/BR112014027360A2/pt
Publication of BR112014027360B1 publication Critical patent/BR112014027360B1/pt

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    • 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
    • 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
    • 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

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  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
  • Optical Communication System (AREA)
BR112014027360-0A 2012-05-02 2013-04-30 Métodos para controlar uma tensão de polarização provida a um modulador óptico, e para controlar uma unidade de modulação para um sistema de comunicação óptico, controlador de polarização para um modulador óptico, e, unidade de modulação para um sistema de comunicação óptico BR112014027360B1 (pt)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
EP12275057.3 2012-05-02
GB1207668.3A GB2502258A (en) 2012-05-02 2012-05-02 Determining a bias voltage for an optical modulator
EP12275057.3A EP2660647A1 (en) 2012-05-02 2012-05-02 Controlling bias voltages for optical modulators
GB1207668.3 2012-05-02
PCT/GB2013/051112 WO2013164603A1 (en) 2012-05-02 2013-04-30 Controlling bias voltages for optical modulators

Publications (2)

Publication Number Publication Date
BR112014027360A2 BR112014027360A2 (pt) 2017-06-27
BR112014027360B1 true BR112014027360B1 (pt) 2021-11-03

Family

ID=48289495

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112014027360-0A BR112014027360B1 (pt) 2012-05-02 2013-04-30 Métodos para controlar uma tensão de polarização provida a um modulador óptico, e para controlar uma unidade de modulação para um sistema de comunicação óptico, controlador de polarização para um modulador óptico, e, unidade de modulação para um sistema de comunicação óptico

Country Status (9)

Country Link
US (1) US9658476B2 (enExample)
EP (1) EP2845048B1 (enExample)
BR (1) BR112014027360B1 (enExample)
CL (1) CL2014002958A1 (enExample)
DK (1) DK2845048T3 (enExample)
ES (1) ES2626168T3 (enExample)
IN (1) IN2014DN09142A (enExample)
PL (1) PL2845048T3 (enExample)
WO (1) WO2013164603A1 (enExample)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9658476B2 (en) 2012-05-02 2017-05-23 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
WO2015063437A1 (en) * 2013-11-01 2015-05-07 Bae Systems Plc Controlling bias voltages for optical modulators
CN105871770B (zh) * 2015-01-23 2020-06-30 中兴通讯股份有限公司 调制器偏置点电压的控制方法及装置
US10243662B2 (en) * 2015-05-27 2019-03-26 Hewlett Packard Enterprise Development Lp Bias-based Mach-Zehnder modulation (MZM) systems
US10790910B2 (en) * 2018-12-22 2020-09-29 Intel Corporation Optical modulator-based transmission control
JP7363670B2 (ja) * 2020-05-20 2023-10-18 住友電気工業株式会社 光送信装置、その制御方法および制御プログラム
EP4321925A1 (en) * 2022-08-08 2024-02-14 ADVA Optical Networking SE Method for determining a required adaption of a bias of an electro-optic modulator

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5845005B2 (ja) * 1976-09-14 1983-10-06 日本ビクター株式会社 光変調の変調度安定化装置
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
WO2008059198A1 (en) * 2006-11-16 2008-05-22 Bae Systems Plc Bias controller for an optical modulator
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
GB2502259A (en) * 2012-05-02 2013-11-27 Bae Systems Plc Finding a bias voltage for an optical modulator
US9658476B2 (en) 2012-05-02 2017-05-23 Bae Systems Plc Controlling bias voltages for optical modulators
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
ES2626168T3 (es) 2017-07-24
CL2014002958A1 (es) 2015-09-21
PL2845048T3 (pl) 2017-08-31
EP2845048B1 (en) 2017-03-01
DK2845048T3 (en) 2017-06-06
US20150110436A1 (en) 2015-04-23
IN2014DN09142A (enExample) 2015-05-22
US9658476B2 (en) 2017-05-23
WO2013164603A1 (en) 2013-11-07
BR112014027360A2 (pt) 2017-06-27
EP2845048A1 (en) 2015-03-11

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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]
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.