DE602006017236D1 - Licht-fsk/ssb-modulator mit intensitätsausgleichsfunktion - Google Patents

Licht-fsk/ssb-modulator mit intensitätsausgleichsfunktion

Info

Publication number
DE602006017236D1
DE602006017236D1 DE602006017236T DE602006017236T DE602006017236D1 DE 602006017236 D1 DE602006017236 D1 DE 602006017236D1 DE 602006017236 T DE602006017236 T DE 602006017236T DE 602006017236 T DE602006017236 T DE 602006017236T DE 602006017236 D1 DE602006017236 D1 DE 602006017236D1
Authority
DE
Germany
Prior art keywords
compensation function
intensity compensation
ssb modulator
fsk
light
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.)
Active
Application number
DE602006017236T
Other languages
English (en)
Inventor
Tetsuya Kawanishi
Masayuki Izutsu
Takahide Sakamoto
Masahiro Tsuchiya
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.)
National Institute of Information and Communications Technology
Original Assignee
National Institute of Information and Communications Technology
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 National Institute of Information and Communications Technology filed Critical National Institute of Information and Communications Technology
Publication of DE602006017236D1 publication Critical patent/DE602006017236D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • H04B10/5165—Carrier suppressed; Single sideband; Double sideband or vestigial
    • 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
    • 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
    • H04B10/516—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

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optics & Photonics (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
  • Optical Communication System (AREA)
DE602006017236T 2005-08-24 2006-08-23 Licht-fsk/ssb-modulator mit intensitätsausgleichsfunktion Active DE602006017236D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2005242485A JP4696264B2 (ja) 2005-08-24 2005-08-24 強度バランス機能を有する光ｆｓｋ／ｓｓｂ変調器
PCT/JP2006/316504 WO2007023857A1 (ja) 2005-08-24 2006-08-23 強度バランス機能を有する光fsk/ssb変調器

Publications (1)

Publication Number Publication Date
DE602006017236D1 true DE602006017236D1 (de) 2010-11-11

Family

ID=37771600

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602006017236T Active DE602006017236D1 (de) 2005-08-24 2006-08-23 Licht-fsk/ssb-modulator mit intensitätsausgleichsfunktion

Country Status (5)

Country Link
US (1) US7957652B2 (de)
EP (1) EP1918761B1 (de)
JP (1) JP4696264B2 (de)
DE (1) DE602006017236D1 (de)
WO (1) WO2007023857A1 (de)

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JP4547552B2 (ja) 2005-08-31 2010-09-22 独立行政法人情報通信研究機構 キャリアや２次成分を消去可能なｄｓｂ−ｓｃ変調システム
JP2008141670A (ja) * 2006-12-05 2008-06-19 Fujitsu Ltd Ｄｑｐｓｋ変調装置、光送信装置およびｄｑｐｓｋ変調方法
US7965866B2 (en) 2007-07-03 2011-06-21 Shoppertrak Rct Corporation System and process for detecting, tracking and counting human objects of interest
JP4906103B2 (ja) * 2007-07-06 2012-03-28 日本電信電話株式会社 光変調回路および光伝送システム
EP2324390A1 (de) * 2008-09-18 2011-05-25 Selex Sistemi Integrati S.P.A. Faseroptischer transponder mit schaltbaren verzögerungen mit optischer erzeugung von dopplerverschiebung
JP5198996B2 (ja) * 2008-09-19 2013-05-15 住友大阪セメント株式会社 光変調器
JP4893776B2 (ja) * 2009-05-07 2012-03-07 富士通株式会社 光変調装置
US20110169917A1 (en) 2010-01-11 2011-07-14 Shoppertrak Rct Corporation System And Process For Detecting, Tracking And Counting Human Objects of Interest
JP5267476B2 (ja) * 2010-01-29 2013-08-21 富士通オプティカルコンポーネンツ株式会社 光デバイスおよび光送信装置
US9020360B2 (en) 2010-07-01 2015-04-28 Montana State University Techniques for single sideband suppressed carrier (SSBSC) optical signals that scale to bandwidths over 20 gigahertz
US20120237156A1 (en) * 2011-03-16 2012-09-20 Nokia Siemens Networks Oy Optical modulator, communication system, and communication method
WO2012165656A1 (ja) 2011-06-01 2012-12-06 日本電気株式会社 光導波路デバイス、光干渉計及び光導波路デバイスの制御方法
US9177195B2 (en) 2011-09-23 2015-11-03 Shoppertrak Rct Corporation System and method for detecting, tracking and counting human objects of interest using a counting system and a data capture device
US10402631B2 (en) 2011-09-23 2019-09-03 Shoppertrak Rct Corporation Techniques for automatically identifying secondary objects in a stereo-optical counting system
JP5773440B2 (ja) * 2012-01-31 2015-09-02 住友大阪セメント株式会社 光変調器
CN105340199A (zh) * 2013-06-26 2016-02-17 光速株式会社 利用波长可调滤波器的光接收器
US20150256265A1 (en) * 2014-03-07 2015-09-10 Futurewei Technologies, Inc. System and Method for Chromatic Dispersion Tolerant Direct Optical Detection
CN106257636B (zh) * 2015-06-19 2020-08-07 南京中兴新软件有限责任公司 一种硅基调制器偏置点控制装置
US10003409B2 (en) * 2016-01-27 2018-06-19 Zte Corporation Imaging cancellation in high-speed intensity modulation and direct detection system with dual single sideband modulation
US10014954B2 (en) * 2016-02-26 2018-07-03 Zte Corporation Imaging cancellation in high-speed intensity modulation and direct detection system with dual single sideband modulation
CN111326533B (zh) * 2018-12-14 2023-01-13 上海新微技术研发中心有限公司 一种波导集成型光电探测器及其制作方法
CN113418902B (zh) * 2021-03-23 2023-10-13 重庆大学 片上拉曼检测系统
CN114002890B (zh) * 2021-10-12 2022-07-12 之江实验室 一种基于双输出硅基串联推挽马赫曾德尔调制器的高线性调制芯片和方法
CN114019610B (zh) * 2022-01-05 2022-03-29 成都明夷电子科技有限公司 一种用于射频信号调制强化的调制器及其调制方法
CN116865866B (zh) * 2023-09-04 2023-12-05 湖北经济学院 载波抑制归零交替偏振/频移键控正交调制光通信系统

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JP3603977B2 (ja) * 1996-09-06 2004-12-22 日本碍子株式会社 進行波形光変調器およびその製造方法
US5778113A (en) * 1996-11-07 1998-07-07 Northern Telecom Limited Configurable chirp Mach-Zehnder optical modulator
JP3179408B2 (ja) * 1998-04-06 2001-06-25 日本電気株式会社 導波路型光デバイス
JP3548042B2 (ja) 1999-03-18 2004-07-28 住友大阪セメント株式会社 導波路型光デバイス
JP4443011B2 (ja) * 2000-07-27 2010-03-31 日本碍子株式会社 進行波型光変調器
JP4471520B2 (ja) * 2000-09-22 2010-06-02 日本碍子株式会社 進行波形光変調器
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US6791733B2 (en) * 2001-03-09 2004-09-14 National Institute Of Information And Communications Technology Resonance type optical modulator using symmetric or asymmetric electrode
JP2004157203A (ja) * 2002-11-05 2004-06-03 Nippon Telegr & Teleph Corp <Ntt> 光変調装置
JP4092378B2 (ja) 2003-02-21 2008-05-28 独立行政法人科学技術振興機構 光ミリ波・マイクロ波信号生成方法及びその装置
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JP3937237B2 (ja) * 2003-10-10 2007-06-27 独立行政法人情報通信研究機構 光周波数シフトキーイング変調器
JP2005210537A (ja) * 2004-01-23 2005-08-04 National Institute Of Information & Communication Technology 光ｆｓｋ変調器を用いたｕｗｂ信号の発生装置
JP4527993B2 (ja) * 2004-01-28 2010-08-18 日本放送協会 光変調装置及び光変調方法
US7787778B2 (en) * 2004-12-10 2010-08-31 Ciena Corporation Control system for a polar optical transmitter

Also Published As

Publication number Publication date
US20090279825A1 (en) 2009-11-12
WO2007023857A1 (ja) 2007-03-01
EP1918761A4 (de) 2009-12-02
EP1918761A1 (de) 2008-05-07
US7957652B2 (en) 2011-06-07
JP4696264B2 (ja) 2011-06-08
EP1918761B1 (de) 2010-09-29
JP2007057782A (ja) 2007-03-08

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