ATE349025T1 - Kalibrieren spannungssteuerbarer optischer komponenten in kommunikationssystemen - Google Patents

Kalibrieren spannungssteuerbarer optischer komponenten in kommunikationssystemen

Info

Publication number
ATE349025T1
ATE349025T1 AT02710142T AT02710142T ATE349025T1 AT E349025 T1 ATE349025 T1 AT E349025T1 AT 02710142 T AT02710142 T AT 02710142T AT 02710142 T AT02710142 T AT 02710142T AT E349025 T1 ATE349025 T1 AT E349025T1
Authority
AT
Austria
Prior art keywords
voltage
optical
maximum
values
component
Prior art date
Application number
AT02710142T
Other languages
English (en)
Inventor
Peter James Livermore
Graham Butler
Michael Leach
Darren Vass
Original Assignee
Ericsson Ab
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 Ab filed Critical Ericsson Ab
Application granted granted Critical
Publication of ATE349025T1 publication Critical patent/ATE349025T1/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
    • G02F1/212—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
    • 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)
  • Optical Communication System (AREA)
  • Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
  • Spectrometry And Color Measurement (AREA)
  • Instruments For Measurement Of Length By Optical Means (AREA)
AT02710142T 2001-02-08 2002-02-01 Kalibrieren spannungssteuerbarer optischer komponenten in kommunikationssystemen ATE349025T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB0103072.5A GB0103072D0 (en) 2001-02-08 2001-02-08 Interferometer

Publications (1)

Publication Number Publication Date
ATE349025T1 true ATE349025T1 (de) 2007-01-15

Family

ID=9908320

Family Applications (1)

Application Number Title Priority Date Filing Date
AT02710142T ATE349025T1 (de) 2001-02-08 2002-02-01 Kalibrieren spannungssteuerbarer optischer komponenten in kommunikationssystemen

Country Status (9)

Country Link
US (1) US6930814B2 (de)
EP (1) EP1360544B8 (de)
JP (2) JP2004531750A (de)
CN (1) CN1289943C (de)
AT (1) ATE349025T1 (de)
CA (1) CA2437125A1 (de)
DE (1) DE60216894T2 (de)
GB (1) GB0103072D0 (de)
WO (1) WO2002063381A1 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2611627T3 (es) * 2006-11-16 2017-05-09 Bae Systems Plc Controlador de polarización para un modulador óptico
US7532787B2 (en) * 2007-06-27 2009-05-12 Northrop Grumman Guidance And Electronics Company, Inc. Continuous optical null tracking method for optical switch
GB2502260A (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
GB2502258A (en) * 2012-05-02 2013-11-27 Bae Systems Plc Determining a bias voltage for an optical modulator
GB2502261A (en) * 2012-05-02 2013-11-27 Bae Systems Plc Controlling a bias voltage for an optical modulator
EP2660647A1 (de) * 2012-05-02 2013-11-06 BAE Systems PLC Steuerung der Vorspannung für optische Modulatoren
GB2502259A (en) 2012-05-02 2013-11-27 Bae Systems Plc Finding a bias voltage for an optical modulator
JPWO2014141337A1 (ja) * 2013-03-15 2017-02-16 日本電気株式会社 光変調器、光送信器、光送受信システム及び光変調器の制御方法
JP6120761B2 (ja) * 2013-12-12 2017-04-26 三菱電機株式会社 光送信器および光送信器の制御方法
US11573249B2 (en) * 2019-12-23 2023-02-07 Keysight Technologies, Inc. Apparatus for providing a test signal from a device under test (DUT) to a measurement instrument

Family Cites Families (8)

* 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
US5149953A (en) 1990-12-24 1992-09-22 Eastman Kodak Company Drift tracking in an electro-optic light modulator
JP2518138B2 (ja) * 1993-06-25 1996-07-24 日本電気株式会社 光変調装置
US5907426A (en) * 1996-06-28 1999-05-25 Kabushiki Kaisha Toyota Chuo Kenkyusho Stabilizing device for optical modulator
WO1999054677A1 (en) 1998-04-16 1999-10-28 Sony Precision Engineering Center (Singapore) Pte Ltd A phase shifting interferometer
KR100323585B1 (ko) * 1998-08-31 2002-10-25 한국전기통신공사 오프레벨 샘플링에 의한 전기광학광변조기의 바이어스 안정화방법
US6222965B1 (en) 1999-07-08 2001-04-24 Agere Systems Opto Electronics Guardian Inc. Bias control system for electrooptic devices
US6396632B1 (en) * 2000-07-25 2002-05-28 Nortel Networks Limited Tunable optical filter and optical modulator

Also Published As

Publication number Publication date
JP2008165253A (ja) 2008-07-17
CA2437125A1 (en) 2002-08-15
EP1360544B1 (de) 2006-12-20
US6930814B2 (en) 2005-08-16
GB0103072D0 (en) 2001-03-21
EP1360544B8 (de) 2007-02-14
WO2002063381A1 (en) 2002-08-15
EP1360544A1 (de) 2003-11-12
DE60216894T2 (de) 2007-08-30
CN1502058A (zh) 2004-06-02
US20040114846A1 (en) 2004-06-17
DE60216894D1 (de) 2007-02-01
CN1289943C (zh) 2006-12-13
JP2004531750A (ja) 2004-10-14

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