DE60200475D1 - Optischer MSK Modulator - Google Patents

Optischer MSK Modulator

Info

Publication number
DE60200475D1
DE60200475D1 DE60200475T DE60200475T DE60200475D1 DE 60200475 D1 DE60200475 D1 DE 60200475D1 DE 60200475 T DE60200475 T DE 60200475T DE 60200475 T DE60200475 T DE 60200475T DE 60200475 D1 DE60200475 D1 DE 60200475D1
Authority
DE
Germany
Prior art keywords
msk modulator
optical msk
optical
modulator
msk
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
DE60200475T
Other languages
English (en)
Other versions
DE60200475T2 (de
Inventor
Douglas M Gill
Xing Wei
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.)
Nokia of America Corp
Original Assignee
Lucent Technologies Inc
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 Lucent Technologies Inc filed Critical Lucent Technologies Inc
Application granted granted Critical
Publication of DE60200475D1 publication Critical patent/DE60200475D1/de
Publication of DE60200475T2 publication Critical patent/DE60200475T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
    • H04L27/20—Modulator circuits; Transmitter circuits
    • H04L27/2096—Arrangements for directly or externally modulating an optical carrier
    • 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
    • H04B10/50—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
    • H04B10/5051—Laser transmitters using external modulation using a series, i.e. cascade, combination of modulators
    • 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
    • H04B10/516—Details of coding or modulation
    • H04B10/548—Phase or frequency modulation
    • H04B10/556—Digital modulation, e.g. differential phase shift keying [DPSK] or frequency shift keying [FSK]
    • H04B10/5563—Digital frequency modulation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
    • H04L27/20—Modulator circuits; Transmitter circuits
    • H04L27/2003—Modulator circuits; Transmitter circuits for continuous phase modulation
    • H04L27/2007—Modulator circuits; Transmitter circuits for continuous phase modulation in which the phase change within each symbol period is constrained
    • H04L27/2014—Modulator circuits; Transmitter circuits for continuous phase modulation in which the phase change within each symbol period is constrained in which the phase changes in a piecewise linear manner during each symbol period, e.g. minimum shift keying, fast frequency shift keying

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optics & Photonics (AREA)
  • Electromagnetism (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optical Communication System (AREA)
  • Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
DE60200475T 2001-08-21 2002-03-13 Optischer MSK Modulator Expired - Lifetime DE60200475T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US933644 2001-08-21
US09/933,644 US6539131B1 (en) 2001-08-21 2001-08-21 Optical MSK modulator

Publications (2)

Publication Number Publication Date
DE60200475D1 true DE60200475D1 (de) 2004-06-17
DE60200475T2 DE60200475T2 (de) 2005-05-25

Family

ID=25464286

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60200475T Expired - Lifetime DE60200475T2 (de) 2001-08-21 2002-03-13 Optischer MSK Modulator

Country Status (4)

Country Link
US (1) US6539131B1 (de)
EP (1) EP1289215B1 (de)
JP (1) JP3958642B2 (de)
DE (1) DE60200475T2 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7813634B2 (en) 2005-02-28 2010-10-12 Tessera MEMS Technologies, Inc. Autofocus camera
EP1617576B1 (de) * 2004-07-13 2006-11-29 Alcatel Bandbegrenztes FSK Modulationsverfahren
KR100617709B1 (ko) * 2004-08-05 2006-08-28 삼성전자주식회사 주파수 변조 방식의 광송신 장치 및 방법
WO2006085826A1 (en) * 2005-02-08 2006-08-17 Agency For Science, Technology And Research Optical msk data format
US9164239B2 (en) * 2006-03-15 2015-10-20 Alcatel Lucent Method and apparatus for optically filtering a communication signal
US7860402B2 (en) * 2007-01-26 2010-12-28 Fujitsu Limited Modulating a signal according to 2n-PSK modulation
US8055141B2 (en) * 2007-12-17 2011-11-08 Alcatel Lucent Balanced optical signal processor
JP5662050B2 (ja) * 2010-04-08 2015-01-28 日本電信電話株式会社 光変調器
US8625935B2 (en) 2010-06-15 2014-01-07 Luxtera, Inc. Method and system for integrated power combiners
US8948546B2 (en) 2011-02-16 2015-02-03 Nippon Telegraph And Telephone Corporation Optical frequency shifter and optical modulator using the same
WO2016152136A1 (ja) * 2015-03-20 2016-09-29 日本電気株式会社 プラガブル光モジュール、光通信システム及びプラガブル光モジュールの制御方法
JP7017828B1 (ja) 2021-12-10 2022-02-09 乕 吉村 廃プラスチックの油化還元システム

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2756440B1 (fr) * 1996-11-28 1998-12-31 Alsthom Cge Alcatel Dispositif d'emission de donnees optiques
US5892858A (en) * 1997-03-27 1999-04-06 Northern Telecom Limited Duobinary coding and modulation technique for optical communication systems
US6172791B1 (en) * 1999-06-04 2001-01-09 Lucent Technologies Inc. Electro-optic modulators

Also Published As

Publication number Publication date
EP1289215A1 (de) 2003-03-05
US6539131B1 (en) 2003-03-25
JP2003098489A (ja) 2003-04-03
DE60200475T2 (de) 2005-05-25
EP1289215B1 (de) 2004-05-12
JP3958642B2 (ja) 2007-08-15

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition