DE69025481D1 - Optischer Modulator - Google Patents

Optischer Modulator

Info

Publication number
DE69025481D1
DE69025481D1 DE69025481T DE69025481T DE69025481D1 DE 69025481 D1 DE69025481 D1 DE 69025481D1 DE 69025481 T DE69025481 T DE 69025481T DE 69025481 T DE69025481 T DE 69025481T DE 69025481 D1 DE69025481 D1 DE 69025481D1
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 - Lifetime
Application number
DE69025481T
Other languages
English (en)
Other versions
DE69025481T2 (de
Inventor
Hiroshi Hamano
Izumi Amemiya
Hiroshi Nishimoto
Takefumi Namiki
Izumi Yokota
Tadashi Okiyama
Minoru Seino
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.)
Fujitsu Ltd
Original Assignee
Fujitsu Ltd
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 JP1061534A external-priority patent/JP2679223B2/ja
Priority claimed from JP1059617A external-priority patent/JP2894716B2/ja
Application filed by Fujitsu Ltd filed Critical Fujitsu Ltd
Application granted granted Critical
Publication of DE69025481D1 publication Critical patent/DE69025481D1/de
Publication of DE69025481T2 publication Critical patent/DE69025481T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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 
    • G02F1/03—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
    • G02F1/0327—Operation of the cell; Circuit arrangements
    • 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
    • G02F1/29—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 position or the direction of light beams, i.e. deflection
    • G02F1/31—Digital deflection, i.e. optical switching
    • G02F1/313—Digital deflection, i.e. optical switching in an optical waveguide structure
    • G02F1/3136—Digital deflection, i.e. optical switching in an optical waveguide structure of interferometric switch type
    • 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
    • H04B10/25—Arrangements specific to fibre transmission
    • H04B10/2507—Arrangements specific to fibre transmission for the reduction or elimination of distortion or dispersion
    • 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
    • G02F2201/00—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00
    • G02F2201/12—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00 electrode
    • G02F2201/127—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00 electrode travelling wave

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Electromagnetism (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)
  • Optical Integrated Circuits (AREA)
DE69025481T 1989-03-14 1990-03-14 Optischer Modulator Expired - Lifetime DE69025481T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP1061534A JP2679223B2 (ja) 1989-03-14 1989-03-14 光変調方法及び光変調器
JP1059617A JP2894716B2 (ja) 1989-03-14 1989-03-14 光変調器

Publications (2)

Publication Number Publication Date
DE69025481D1 true DE69025481D1 (de) 1996-04-04
DE69025481T2 DE69025481T2 (de) 1996-08-14

Family

ID=26400672

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69025481T Expired - Lifetime DE69025481T2 (de) 1989-03-14 1990-03-14 Optischer Modulator
DE69033696T Expired - Lifetime DE69033696T2 (de) 1989-03-14 1990-03-14 Optischer Modulator

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE69033696T Expired - Lifetime DE69033696T2 (de) 1989-03-14 1990-03-14 Optischer Modulator

Country Status (4)

Country Link
US (1) US5074631A (de)
EP (2) EP0387832B1 (de)
CA (1) CA2011954C (de)
DE (2) DE69025481T2 (de)

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US6441955B1 (en) 1998-02-27 2002-08-27 Fujitsu Limited Light wavelength-multiplexing systems
US6496300B2 (en) 1998-02-27 2002-12-17 Fujitsu Limited Optical amplifier
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US6330098B1 (en) * 1999-10-06 2001-12-11 Codeon Corporation Apparatus for externally modulating two optical channels at the same time
US6381379B1 (en) 2000-02-10 2002-04-30 Codeon Corporation Optical modulator having coplanar electrodes for controlling chirp
JP3362126B2 (ja) * 2000-03-09 2003-01-07 住友大阪セメント株式会社 光導波路素子
US6393166B1 (en) 2000-03-27 2002-05-21 Codeon Corporation Variable chirp modulator having three arm interferometer
US6831774B2 (en) * 2000-07-07 2004-12-14 Nippon Telegraph And Telephone Corporation Multi-wavelength generating method and apparatus based on flattening of optical spectrum
US6429959B1 (en) 2000-11-03 2002-08-06 Codeon Corporation Low-loss electrode structures for optical modulation applications
US6493127B2 (en) 2001-01-11 2002-12-10 Codeon Corporation Modulation systems using dual channel optical modulators
US6504640B2 (en) 2001-02-12 2003-01-07 Codeon Corporation Resonant optical modulators with zero chirp
US6646781B2 (en) 2001-02-13 2003-11-11 Codeon Corporation Loss prevention structures for optical modulation applications
US6552837B2 (en) 2001-02-15 2003-04-22 Modetek, Inc Optical modulator with integrated driver
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US6795595B2 (en) * 2001-10-09 2004-09-21 Codeon Corporation Optical modulator with programmable chirp
JP4462806B2 (ja) * 2002-02-22 2010-05-12 日本電気株式会社 量子暗号鍵配布システム
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FI20021583A0 (fi) 2002-09-04 2002-09-04 Valtion Teknillinen Menetelmä optoelektronisen komponentin ohjaamiseksi
EP1649539B1 (de) * 2003-07-14 2011-01-05 Photonicsystems, Inc. Bidirektionale signalschnittstelle
KR100608899B1 (ko) * 2003-12-15 2006-08-04 한국전자통신연구원 펄스 발생용 변조기의 바이어스 전압 안정화 장치 및 방법
JP2005221999A (ja) * 2004-02-09 2005-08-18 Fuji Xerox Co Ltd 光変調器及び光変調器アレイ
US7221813B2 (en) 2004-03-10 2007-05-22 Tektronix, Inc. Signal acquisition probing and voltage measurement systems using an electro-optical cavity
US7251265B2 (en) * 2004-03-10 2007-07-31 Tektronix, Inc. Micro-cavity laser having increased sensitivity
US20050201684A1 (en) * 2004-03-10 2005-09-15 Yakymyshyn Christopher P. Conductive electrode structure for an electro-optic material
US7310455B2 (en) * 2004-03-10 2007-12-18 Tektronix, Inc. Variable attenuation signal acquisition probing and voltage measurement systems using an electro-optical cavity
JP4587762B2 (ja) * 2004-09-30 2010-11-24 住友大阪セメント株式会社 光変調素子モジュール
US7561803B2 (en) * 2006-02-14 2009-07-14 Photonic Systems, Inc. Bi-directional signal interface using photonic coupler
US7522784B2 (en) * 2006-02-27 2009-04-21 Jds Uniphase Corporation Asymmetric directional coupler having a reduced drive voltage
EP2116889B1 (de) * 2007-03-06 2014-08-06 NGK Insulators, Ltd. Optischer phasenmodulator
US7809216B2 (en) * 2007-03-16 2010-10-05 Photonic Systems, Inc. Bi-directional signal interface and apparatus using same
US8687981B2 (en) * 2007-10-02 2014-04-01 Luxtera, Inc. Method and system for split voltage domain transmitter circuits
JP5299859B2 (ja) * 2008-01-28 2013-09-25 独立行政法人情報通信研究機構 超平坦光周波数コム信号発生器
US8433163B2 (en) * 2008-04-21 2013-04-30 Photonic Systems, Inc Bi-directional signal interface with enhanced isolation
US10425165B1 (en) * 2008-09-11 2019-09-24 Luxtera, Inc. Method and system for a distributed optical transmitter with local domain splitting
EP2328011A4 (de) * 2008-09-22 2015-03-04 Mitsubishi Electric Corp Phasenmodulationseinrichtung, sendeeinrichtung, empfangseinrichtung und phasenmodulationsverfahren
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US8755750B2 (en) 2010-05-22 2014-06-17 Photonic Systems, Inc. Wide-bandwidth signal canceller
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Also Published As

Publication number Publication date
DE69025481T2 (de) 1996-08-14
EP0674210A2 (de) 1995-09-27
EP0674210A3 (de) 1995-10-25
DE69033696T2 (de) 2001-06-21
CA2011954C (en) 1994-02-22
CA2011954A1 (en) 1990-09-14
US5074631A (en) 1991-12-24
EP0387832A1 (de) 1990-09-19
EP0674210B1 (de) 2001-01-24
DE69033696D1 (de) 2001-03-01
EP0387832B1 (de) 1996-02-28

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