DE60333399D1 - Optischer empfänger und optisches übertragungssystem - Google Patents

Optischer empfänger und optisches übertragungssystem

Info

Publication number
DE60333399D1
DE60333399D1 DE60333399T DE60333399T DE60333399D1 DE 60333399 D1 DE60333399 D1 DE 60333399D1 DE 60333399 T DE60333399 T DE 60333399T DE 60333399 T DE60333399 T DE 60333399T DE 60333399 D1 DE60333399 D1 DE 60333399D1
Authority
DE
Germany
Prior art keywords
optical
transmission system
receiver
optical transmission
optical receiver
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
DE60333399T
Other languages
English (en)
Inventor
Takashi Sugihara
Hirofumi Totsuka
Takashi Mizuochi
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Application granted granted Critical
Publication of DE60333399D1 publication Critical patent/DE60333399D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • H04B10/60—Receivers
    • H04B10/66—Non-coherent receivers, e.g. using direct detection
    • H04B10/69—Electrical arrangements in the receiver
    • H04B10/697—Arrangements for reducing noise and distortion
    • H04B10/6971—Arrangements for reducing noise and distortion using equalisation
    • 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
    • H04B10/60—Receivers
    • H04B10/66—Non-coherent receivers, e.g. using direct detection
    • H04B10/67—Optical arrangements in the receiver
    • H04B10/671—Optical arrangements in the receiver for controlling the input optical signal
    • H04B10/675—Optical arrangements in the receiver for controlling the input optical signal for controlling the optical bandwidth of the input signal, e.g. spectral filtering
    • 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
    • H04B10/60—Receivers
    • H04B10/66—Non-coherent receivers, e.g. using direct detection
    • H04B10/69—Electrical arrangements in the receiver
    • H04B10/697—Arrangements for reducing noise and distortion
    • H04B10/6972—Arrangements for reducing noise and distortion using passive filtering

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Optical Communication System (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
  • Dc Digital Transmission (AREA)
DE60333399T 2003-04-23 2003-04-23 Optischer empfänger und optisches übertragungssystem Expired - Lifetime DE60333399D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2003/005206 WO2004095740A1 (ja) 2003-04-23 2003-04-23 光受信装置および光伝送システム

Publications (1)

Publication Number Publication Date
DE60333399D1 true DE60333399D1 (de) 2010-08-26

Family

ID=33307227

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60333399T Expired - Lifetime DE60333399D1 (de) 2003-04-23 2003-04-23 Optischer empfänger und optisches übertragungssystem

Country Status (5)

Country Link
US (1) US7505695B2 (de)
EP (1) EP1617578B1 (de)
JP (1) JP4409446B2 (de)
DE (1) DE60333399D1 (de)
WO (1) WO2004095740A1 (de)

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US7418212B1 (en) * 2003-10-01 2008-08-26 Nortel Networks Limited Electrical detection of optical symbols
US20050191059A1 (en) * 2004-01-12 2005-09-01 Clariphy Use of low-speed components in high-speed optical fiber transceivers
WO2006116554A2 (en) * 2005-04-25 2006-11-02 The Regents Of The University Of California System and method for increasing spectral efficiency, capacity and/or dispersion limited reach of modulated signals in communication links
US7570889B2 (en) * 2005-04-28 2009-08-04 Lightwire, Inc. Common electronic dispersion compensation arrangement for use with multiple optical communication channels
EP1788734B1 (de) * 2005-11-21 2009-10-07 Alcatel Lucent Verfahren zur Übertragung eines optischen Signals und entsprechendes Übertragungssystem
JP4802798B2 (ja) * 2006-03-24 2011-10-26 日本電気株式会社 分散補償型光信号受信装置及び受信方法
US20080122607A1 (en) * 2006-04-17 2008-05-29 James Roy Bradley System and Method for Vehicular Communications
US7961086B2 (en) * 2006-04-17 2011-06-14 James Roy Bradley System and method for vehicular communications
US20070242338A1 (en) * 2006-04-17 2007-10-18 James Roy Bradley System and Method for Vehicular Communications
DE102006035097A1 (de) * 2006-07-28 2008-01-31 Nokia Siemens Networks Gmbh & Co.Kg Verfahren und Anordnungen zur Verbesserung der Signalqualität
WO2009054045A1 (ja) * 2007-10-23 2009-04-30 Fujitsu Limited 光分散補償装置および光受信装置
JP2009198364A (ja) * 2008-02-22 2009-09-03 Fujitsu Ltd 光ファイバ伝送路の特性および光信号の品質をモニタするモニタ回路
IL190890A0 (en) * 2008-04-15 2008-12-29 Eci Telecom Ltd Technique for detection of optical data signals
JP2010068029A (ja) * 2008-09-08 2010-03-25 Sumitomo Electric Ind Ltd 光トランシーバ
US8638886B2 (en) * 2009-09-24 2014-01-28 Credo Semiconductor (Hong Kong) Limited Parallel viterbi decoder with end-state information passing
JP5375519B2 (ja) * 2009-10-26 2013-12-25 富士通株式会社 非線形歪検出回路、光受信機、光伝送システム、および非線形歪検出方法
US8301036B2 (en) * 2009-11-15 2012-10-30 Credo Semiconductor (Hong Kong) Limited High-speed adaptive decision feedback equalizer
JP5678527B2 (ja) 2010-09-07 2015-03-04 日本電気株式会社 信号光モニタリング装置および信号光モニタリング方法
US8805204B2 (en) * 2011-02-23 2014-08-12 Tyco Electronics Subsea Communications Llc Generating higher-level quadrature amplitude modulation (QAM) using a delay line interferometer and systems and methods incorporating same
JP2012217050A (ja) * 2011-03-31 2012-11-08 Fujitsu Ltd 光受信回路及び帯域幅制御方法
JP5748342B2 (ja) * 2011-08-26 2015-07-15 日本電信電話株式会社 光透過特性補正フィルタ及び光伝送システム
EP2579485B1 (de) * 2011-10-04 2013-05-22 u2t Photonics AG Verfahren und System zum Empfang eines optischen duobinären Signals
WO2014135184A1 (en) * 2013-03-04 2014-09-12 Genesis Ingenieria Asociados S. Coop. System and method for the access to information contained in motor vehicles
US9076729B2 (en) 2013-03-13 2015-07-07 Taiwan Semiconductor Manufacturing Company, Ltd. Method of forming interconnection structure having notches for semiconductor device
MX362782B (es) * 2014-01-28 2019-02-08 Sa Photonics Inc Retransmisión de datos por sistema de comunicación óptica por espacio libre atmosférico.
AU2016311179B2 (en) 2015-08-21 2020-03-12 SA Photonics, Inc. Free space optical (FSO) system
US20170054499A1 (en) 2015-08-21 2017-02-23 SA Photonics, Inc. Free space optical (fso) system
US9973274B1 (en) 2015-10-07 2018-05-15 SA Photonics, Inc. Fast tracking free space optical module
US9935800B1 (en) 2016-10-04 2018-04-03 Credo Technology Group Limited Reduced complexity precomputation for decision feedback equalizer
CN106972892A (zh) * 2017-05-05 2017-07-21 深圳市凯利华电子有限公司 一种新型catv光纤数字电视接收机组件
US10728059B1 (en) 2019-07-01 2020-07-28 Credo Technology Group Limited Parallel mixed-signal equalization for high-speed serial link
JP7459528B2 (ja) 2020-01-31 2024-04-02 ソニーグループ株式会社 光受信装置、波長幅調整装置および波長幅調整方法
WO2022226199A1 (en) 2021-04-23 2022-10-27 SA Photonics, Inc. Wavefront sensor with inner detector and outer detector
KR102592655B1 (ko) * 2022-07-20 2023-10-23 엘지전자 주식회사 멀티미디어 디바이스 및 그 제어 방법

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US5661585A (en) * 1995-02-27 1997-08-26 Lucent Technologies Inc. Passive optical network having amplified LED transmitters
JP3436631B2 (ja) * 1996-02-22 2003-08-11 富士通株式会社 光送受信回路
JP3523988B2 (ja) * 1997-08-27 2004-04-26 日本電信電話株式会社 光信号波形劣化補償装置
JP3939003B2 (ja) * 1998-02-20 2007-06-27 富士通株式会社 同期偏波スクランブラを用いた光通信システム及び光受信装置
EP0954126A1 (de) * 1998-04-28 1999-11-03 Lucent Technologies Inc. Optische Dispersionskompensation
JP3694848B2 (ja) * 1998-05-20 2005-09-14 富士通株式会社 光伝送システム及び光伝送装置
JP2000151516A (ja) 1998-11-05 2000-05-30 Toshiba Corp 光伝送システム、光送信機および光受信機
DE19904252A1 (de) 1999-02-03 2000-08-10 Alcatel Sa Methode zur Detektion von Verzerrungen sowie Empfänger für verzerrte optische Signale
DE19914052A1 (de) 1999-03-27 2000-09-28 Alcatel Sa Empfänger für optisch übertragene Signale
US6151358A (en) * 1999-08-11 2000-11-21 Motorola, Inc. Method and apparatus, and computer program for producing filter coefficients for equalizers
DE10015115A1 (de) 2000-03-28 2001-10-04 Alcatel Sa Verfahren zur Rückgewinnung von digitalen optischen Signalen sowie rückgekoppelter Entscheider
JP2002009699A (ja) 2000-06-26 2002-01-11 Kdd Submarine Cable Systems Inc 受信信号の弁別閾値を決定する方法及び装置並びに光伝送システム
US6519375B1 (en) * 2000-07-20 2003-02-11 Trw Inc. Optical phase modulator design incorporating pre-emphasis
US6775322B1 (en) 2000-08-14 2004-08-10 Ericsson Inc. Equalizer with adaptive pre-filter
JP3391341B2 (ja) * 2000-08-23 2003-03-31 日本電気株式会社 光伝送路監視システム及びその監視装置及びその監視方法
DE10058255A1 (de) * 2000-11-23 2002-05-29 Sel Alcatel Ag Verfahren zur Verbesserung der Signalqualität von optischen Signalen, Übertragungssystem sowie Modulator
JP4646048B2 (ja) * 2001-03-02 2011-03-09 日本電気株式会社 単一側波帯信号光の生成方法および単一側波帯信号光の生成回路
JP4278332B2 (ja) 2001-06-29 2009-06-10 日本電信電話株式会社 光送信器および光伝送システム
US6856724B2 (en) 2001-09-25 2005-02-15 Siemens Aktiengesellschaft Compensation system for adaptive equalization of an optical signal
US6643046B2 (en) 2001-09-26 2003-11-04 Kabushiki Kaisha Toshiba Apparatus and method for optical modulation
ITRM20020056A1 (it) * 2002-02-04 2003-08-04 Mario Zitelli Modulazione combinata di intensita' e fase in un sistema di comunicazione ottico.

Also Published As

Publication number Publication date
JPWO2004095740A1 (ja) 2006-07-13
US20050105919A1 (en) 2005-05-19
US7505695B2 (en) 2009-03-17
WO2004095740A1 (ja) 2004-11-04
JP4409446B2 (ja) 2010-02-03
EP1617578A4 (de) 2007-01-03
EP1617578A1 (de) 2006-01-18
EP1617578B1 (de) 2010-07-14

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