DE69821476D1 - Optischer modulator - Google Patents

Optischer modulator

Info

Publication number
DE69821476D1
DE69821476D1 DE69821476T DE69821476T DE69821476D1 DE 69821476 D1 DE69821476 D1 DE 69821476D1 DE 69821476 T DE69821476 T DE 69821476T DE 69821476 T DE69821476 T DE 69821476T DE 69821476 D1 DE69821476 D1 DE 69821476D1
Authority
DE
Germany
Prior art keywords
optical modulator
modulator
optical
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.)
Expired - Fee Related
Application number
DE69821476T
Other languages
English (en)
Other versions
DE69821476T2 (de
Inventor
Raman Kashyap
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
British Telecommunications PLC
Original Assignee
British Telecommunications 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 British Telecommunications PLC filed Critical British Telecommunications PLC
Publication of DE69821476D1 publication Critical patent/DE69821476D1/de
Application granted granted Critical
Publication of DE69821476T2 publication Critical patent/DE69821476T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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 
    • G02F1/011—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  in optical waveguides, not otherwise provided for in this subclass
    • G02F1/0115—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  in optical waveguides, not otherwise provided for in this subclass in optical fibres
    • 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 
    • G02F1/011—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  in optical waveguides, not otherwise provided for in this subclass
    • 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 
    • G02F1/011—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  in optical waveguides, not otherwise provided for in this subclass
    • G02F1/0113—Glass-based, e.g. silica-based, optical waveguides
    • 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 
    • G02F1/0126—Opto-optical modulation, i.e. control of one light beam by another light beam, not otherwise provided for in this subclass
    • 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 
    • G02F1/015—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  based on semiconductor elements with at least one potential jump barrier, e.g. PN, PIN junction
    • G02F1/0151—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  based on semiconductor elements with at least one potential jump barrier, e.g. PN, PIN junction modulating the refractive index
    • G02F1/0153—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  based on semiconductor elements with at least one potential jump barrier, e.g. PN, PIN junction modulating the refractive index using electro-refraction, e.g. Kramers-Kronig relation
    • 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 
    • G02F1/03—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  based on ceramics or electro-optical crystals, e.g. exhibiting Pockels effect or Kerr effect
    • G02F1/035—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  based on ceramics or electro-optical crystals, e.g. exhibiting Pockels effect or Kerr effect in an optical waveguide structure
DE69821476T 1997-04-14 1998-04-06 Optischer modulator Expired - Fee Related DE69821476T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP97302524 1997-04-14
EP97302524A EP0872756A1 (de) 1997-04-14 1997-04-14 Optischer Modulator
PCT/GB1998/001010 WO1998047041A1 (en) 1997-04-14 1998-04-06 Optical modulator

Publications (2)

Publication Number Publication Date
DE69821476D1 true DE69821476D1 (de) 2004-03-11
DE69821476T2 DE69821476T2 (de) 2004-11-25

Family

ID=8229292

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69821476T Expired - Fee Related DE69821476T2 (de) 1997-04-14 1998-04-06 Optischer modulator

Country Status (6)

Country Link
US (1) US6094291A (de)
EP (2) EP0872756A1 (de)
AU (1) AU6928098A (de)
CA (1) CA2286049C (de)
DE (1) DE69821476T2 (de)
WO (1) WO1998047041A1 (de)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6563589B1 (en) 1996-04-19 2003-05-13 Kvh Industries, Inc. Reduced minimum configuration fiber optic current sensor
JPH1090546A (ja) * 1996-09-17 1998-04-10 Toyota Motor Corp 平面導波路の製造方法及び平面導波路
US6891622B2 (en) 1999-02-11 2005-05-10 Kvh Industries, Inc. Current sensor
US6539134B1 (en) 1999-02-11 2003-03-25 Kvh Industries, Inc. Polarization transformer
US6424755B1 (en) * 1999-07-02 2002-07-23 Nortel Networks Limited Slotted monolithic optical waveguides
US6476951B1 (en) * 1999-09-14 2002-11-05 Fitel Usa Corp. Use of mode coupled optical fiber in communications systems
US6259830B1 (en) 1999-11-30 2001-07-10 Corning, Incorporated Poled electro-optic device and method
US6370289B1 (en) 2000-01-12 2002-04-09 Kvh Industries, Inc. Apparatus and method for electronic RIN reduction in fiber-optic sensors
US6703821B2 (en) 2000-02-28 2004-03-09 Kvh Industries, Inc. Faraday-effect current sensor with improved vibration response
US6594020B2 (en) 2000-07-13 2003-07-15 Kvh Industries, Inc Method for controlling fiber optic sensor scale factor using amplitude modulation
WO2002006867A2 (en) * 2000-07-18 2002-01-24 Kvh Industries, Inc. Method of incorporating optical material into an optical fiber
WO2002023237A2 (en) 2000-08-02 2002-03-21 Kvh Industries, Inc. Decreasing the effects of linear birefringence in a fiber-optic sensor by use of berry's topological phase
WO2002010813A2 (en) 2000-08-02 2002-02-07 Kvh Industries, Inc. Reduction of linear birefringence in circular-core single-mode fiber
JP2004510196A (ja) * 2000-09-26 2004-04-02 ブックハム　テクノロジー　ピーエルシー 光導波路及びアレイ導波路格子における複屈折の制御
US6880275B2 (en) * 2001-05-16 2005-04-19 Hon Technology Inc. Lenticular fireplace
US6836334B2 (en) 2001-10-31 2004-12-28 Kvh Industries, Inc. Angle random walk (ARW) noise reduction in fiber optic sensors using an optical amplifier
KR100420951B1 (ko) * 2002-04-17 2004-03-02 한국전자통신연구원 분극 광섬유, 분극 광섬유를 제조하는 방법 및 분산 보상기
US6763153B2 (en) 2002-04-17 2004-07-13 Kvh Industries, Inc. Apparatus and method for electronic RIN reduction in fiber-optic sensors utilizing filter with group delay
DE60206642T2 (de) * 2002-12-03 2006-06-01 Alcatel Dünnschichtfilter auf der Endfläche eines Glasfasersegments, Herstellungsverfahren und integrierte optische Vorrichtung

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4791388A (en) * 1987-04-27 1988-12-13 Polaroid Corporation Channel waveguide modulator
US5082349A (en) * 1988-04-25 1992-01-21 The Board Of Trustees Of The Leland Stanford Junior University Bi-domain two-mode single crystal fiber devices
US5247601A (en) * 1991-09-27 1993-09-21 Myers Richard A Arrangement for producing large second-order optical nonlinearities in a waveguide structure including amorphous SiO2
US5239407A (en) * 1991-09-27 1993-08-24 University Of New Mexico Method and apparatus for creating large second-order nonlinearities in fused silica
US5617499A (en) * 1995-09-08 1997-04-01 University Of New Mexico Technique for fabrication of a poled electrooptic fiber segment
EP0877968B1 (de) * 1996-01-30 2000-09-27 BRITISH TELECOMMUNICATIONS public limited company Optischer wellenleiter
US5867615A (en) * 1997-07-22 1999-02-02 The United States Of America As Represented By The Secretary Of The Air Force Compact straight channel fiber optic intensity modular

Also Published As

Publication number Publication date
EP0872756A1 (de) 1998-10-21
EP0976007B1 (de) 2004-02-04
WO1998047041A1 (en) 1998-10-22
US6094291A (en) 2000-07-25
EP0976007A1 (de) 2000-02-02
DE69821476T2 (de) 2004-11-25
CA2286049C (en) 2007-06-26
AU6928098A (en) 1998-11-11
CA2286049A1 (en) 1998-10-22

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee