ATE490611T1 - Verfahren und vorrichtung zum empfang eines opfdm-dqpsk-signals - Google Patents

Verfahren und vorrichtung zum empfang eines opfdm-dqpsk-signals

Info

Publication number
ATE490611T1
ATE490611T1 AT09175229T AT09175229T ATE490611T1 AT E490611 T1 ATE490611 T1 AT E490611T1 AT 09175229 T AT09175229 T AT 09175229T AT 09175229 T AT09175229 T AT 09175229T AT E490611 T1 ATE490611 T1 AT E490611T1
Authority
AT
Austria
Prior art keywords
signal
opfdm
receiving
frequency
signals
Prior art date
Application number
AT09175229T
Other languages
English (en)
Inventor
Liangchuan Li
Chan Zhao
Lun Wei
Original Assignee
Huawei Tech Co 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
Application filed by Huawei Tech Co Ltd filed Critical Huawei Tech Co Ltd
Application granted granted Critical
Publication of ATE490611T1 publication Critical patent/ATE490611T1/de

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
    • H04B10/67—Optical arrangements in the receiver
    • H04B10/676—Optical arrangements in the receiver for all-optical demodulation of the input optical signal
    • H04B10/677—Optical arrangements in the receiver for all-optical demodulation of the input optical signal for differentially modulated signal, e.g. DPSK signals

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Noise Elimination (AREA)
  • Optical Communication System (AREA)
  • Circuits Of Receivers In General (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
AT09175229T 2008-12-30 2009-11-06 Verfahren und vorrichtung zum empfang eines opfdm-dqpsk-signals ATE490611T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN200810242163.5A CN101771470B (zh) 2008-12-30 2008-12-30 一种opfdm-dqpsk信号的接收方法和装置

Publications (1)

Publication Number Publication Date
ATE490611T1 true ATE490611T1 (de) 2010-12-15

Family

ID=41581918

Family Applications (1)

Application Number Title Priority Date Filing Date
AT09175229T ATE490611T1 (de) 2008-12-30 2009-11-06 Verfahren und vorrichtung zum empfang eines opfdm-dqpsk-signals

Country Status (6)

Country Link
US (1) US8064544B2 (de)
EP (1) EP2204928B1 (de)
CN (1) CN101771470B (de)
AT (1) ATE490611T1 (de)
DE (1) DE602009000422D1 (de)
ES (1) ES2357014T3 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102075255A (zh) * 2010-11-26 2011-05-25 武汉邮电科学研究院 一种正交偏振光延迟干涉装置和基于该装置的光通信系统
WO2012104982A1 (ja) * 2011-01-31 2012-08-09 富士通株式会社 光送信器および光信号送信方法
US9112614B2 (en) * 2012-03-02 2015-08-18 Alcatel Lucent Correction of a local-oscillator phase error in a coherent optical receiver
US9413456B2 (en) * 2012-07-20 2016-08-09 The Boeing Company Non-linear optical receiver
US9077455B2 (en) 2012-12-28 2015-07-07 Alcatel Lucent Optical receiver having a MIMO equalizer
US9746700B2 (en) * 2014-07-08 2017-08-29 Cisco Technology, Inc. Silicon photonic hybrid polarization demultiplexer
US10003133B2 (en) * 2016-01-22 2018-06-19 Telekom Malaysia Berhad Reusable carrier based polarization diversity for uplink of full-duplex radio-over-fiber system

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003028252A1 (en) 2001-09-26 2003-04-03 Celight, Inc. System and method for orthogonal frequency division multiplexed optical communication
US7623797B2 (en) * 2004-07-14 2009-11-24 Fundacion Tarpuy Compensating impairments of optical channel using adaptive equalization
JP4440855B2 (ja) * 2005-08-25 2010-03-24 富士通株式会社 Ｒｚ−ｄｐｓｋ光受信回路
JP4620642B2 (ja) 2006-07-31 2011-01-26 富士通株式会社 多値変調受信装置
JP5157521B2 (ja) 2007-03-20 2013-03-06 富士通株式会社 偏波多重光受信機、偏波多重光送受信システムおよび偏波多重光送受信システムの制御方法
JP5012457B2 (ja) * 2007-11-30 2012-08-29 富士通株式会社 Ｄｑｐｓｋ光受信装置
EP2260591A4 (de) * 2008-02-22 2013-10-23 Vello Systems Inc Spektraleffiziente parallele optische wdm-kanäle für optische fernverbindungs-man- und wan-netzwerke

Also Published As

Publication number Publication date
ES2357014T3 (es) 2011-04-15
CN101771470B (zh) 2012-08-15
CN101771470A (zh) 2010-07-07
EP2204928A1 (de) 2010-07-07
US20100166116A1 (en) 2010-07-01
DE602009000422D1 (de) 2011-01-13
US8064544B2 (en) 2011-11-22
EP2204928B1 (de) 2010-12-01

Similar Documents

Publication Publication Date Title
ATE490611T1 (de) Verfahren und vorrichtung zum empfang eines opfdm-dqpsk-signals
ATE481783T1 (de) System und verfahren zum empfang kohärenter optischer polarisationsmultiplexsignale
Richter et al. Transmission of single-channel 16-QAM data signals at terabaud symbol rates
WO2010085679A3 (en) Systems and methods for detecting defects on a wafer
EP2093638A3 (de) Verfahren und Vorrichtung zum Erstellen von Benutzeroberflächen einer verfahrenstechnischen Anlage
WO2011147030A8 (en) Multiple-acquisition otdr method and device
WO2013015636A3 (en) Apparatus and method for beamforming in wireless communication system
WO2009008679A3 (en) Method for generating downlink frame, and method for searching cell
WO2015179449A3 (en) Methods and apparatus for providing configuration discovery using intra-nodal test channel
WO2010062051A3 (ko) 다중 입출력 시스템에서 공간 다중화 프리코딩 방법
ATE522030T1 (de) Verfahren und system zur mehrantennen- kommunikation unter verwendung mehrerer übertragungsarten, diesbezügliche vorrichtung und computerprogrammprodukt
EP2111617A4 (de) Verfahren und vorrichtungen zum kodieren und dekodieren von auf objekten basierenden audiosignalen
WO2013167074A3 (zh) 一种光信噪比检测的方法、系统和设备
WO2010062504A3 (en) Apparatus and method for activation of components of an energized ophthalmic lens
SG179208A1 (en) Apparatus and method for navigation
WO2011120460A3 (zh) 单纤双向光模块和基于单纤双向光模块的传送系统及方法
WO2012135520A3 (en) Methods and apparatus for traffic management in multi-mode switching dwdm netwrks
ATE509438T1 (de) Verfahren und einrichtung zum stabilisieren der optischen mehrkanal-signalwellenlänge
WO2012118343A3 (ko) 단말의 사운딩 참조신호 전송방법 및 장치
DK2385639T3 (da) Apparat til transmittering og modtagelse af et signal og fremgangsmåde til transmittering og modtagelse af et signal
CN105763245A (zh) 一种光收发模块
WO2016150249A1 (zh) 一种多信道系统的误码测试方法、装置和系统
WO2013007945A3 (fr) Dispositif et procede passif de combinaison coherente d'une pluralite d'amplificateurs optiques
WO2009105777A3 (en) Method and apparatus for demodulating and regenerating phase modulated optical signals
WO2012162217A3 (en) Variable polarization separation via beam splitter rotation

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties