WO2012126402A3 - 光网络信号处理方法、装置和系统 - Google Patents

光网络信号处理方法、装置和系统 Download PDF

Info

Publication number
WO2012126402A3
WO2012126402A3 PCT/CN2012/073426 CN2012073426W WO2012126402A3 WO 2012126402 A3 WO2012126402 A3 WO 2012126402A3 CN 2012073426 W CN2012073426 W CN 2012073426W WO 2012126402 A3 WO2012126402 A3 WO 2012126402A3
Authority
WO
WIPO (PCT)
Prior art keywords
optical
optical signal
signal
line terminal
processing
Prior art date
Application number
PCT/CN2012/073426
Other languages
English (en)
French (fr)
Other versions
WO2012126402A2 (zh
Inventor
周雷
彭桂开
隋猛
王振平
程宁
Original Assignee
华为技术有限公司
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 华为技术有限公司 filed Critical 华为技术有限公司
Priority to EP12761377.6A priority Critical patent/EP2797337B1/en
Priority to PCT/CN2012/073426 priority patent/WO2012126402A2/zh
Priority to ES12761377.6T priority patent/ES2629316T3/es
Priority to CN201280000556.XA priority patent/CN102870359B/zh
Publication of WO2012126402A2 publication Critical patent/WO2012126402A2/zh
Publication of WO2012126402A3 publication Critical patent/WO2012126402A3/zh
Priority to US14/453,351 priority patent/US9197357B2/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/06—Polarisation multiplex systems
    • 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
    • H04B10/2587—Arrangements specific to fibre transmission using a single light source for multiple stations
    • 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
    • H04B10/27—Arrangements for networking
    • 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
    • H04B10/27—Arrangements for networking
    • H04B10/272—Star-type networks or tree-type networks
    • 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
    • H04B10/532—Polarisation 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
    • H04B10/60—Receivers

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Computing Systems (AREA)
  • Optical Communication System (AREA)

Abstract

本发明实施例提供一种光网络信号处理方法、装置和系统。一种方法包括：接收光线路终端发送的光信号，所述光信号包括相互垂直的两个偏振态分量，且其中一个偏振态分量上调制有下行数据；将所述光信号分成两路信号，每路信号均为所述光信号；从一路光信号中解调所述下行数据，并对另一路光信号进行偏振态垂直旋转处理以及将上行数据调制在所述光信号的两个偏振态分量上的处理；将经过偏振态垂直旋转处理以及上行数据调制处理后的所述另一路光信号发送给所述光线路终端，以使所述光线路终端从接收的光信号中解调所述上行数据。本发明实施例可以降低光网络单元和光线路终端的信号处理负荷以及硬件成本。
PCT/CN2012/073426 2012-03-31 2012-03-31 光网络信号处理方法、装置和系统 WO2012126402A2 (zh)

Priority Applications (5)

Application Number Priority Date Filing Date Title
EP12761377.6A EP2797337B1 (en) 2012-03-31 2012-03-31 Method, device and system for processing optical network signal
PCT/CN2012/073426 WO2012126402A2 (zh) 2012-03-31 2012-03-31 光网络信号处理方法、装置和系统
ES12761377.6T ES2629316T3 (es) 2012-03-31 2012-03-31 Método, dispositivo y sistema para procesar una señal de red óptica
CN201280000556.XA CN102870359B (zh) 2012-03-31 2012-03-31 光网络信号处理方法、装置和系统
US14/453,351 US9197357B2 (en) 2012-03-31 2014-08-06 Method, apparatus, and system for processing optical network signal

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2012/073426 WO2012126402A2 (zh) 2012-03-31 2012-03-31 光网络信号处理方法、装置和系统

Related Child Applications (1)

Application Number Title Priority Date Filing Date
US14/453,351 Continuation US9197357B2 (en) 2012-03-31 2014-08-06 Method, apparatus, and system for processing optical network signal

Publications (2)

Publication Number Publication Date
WO2012126402A2 WO2012126402A2 (zh) 2012-09-27
WO2012126402A3 true WO2012126402A3 (zh) 2013-03-07

Family

ID=46879781

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2012/073426 WO2012126402A2 (zh) 2012-03-31 2012-03-31 光网络信号处理方法、装置和系统

Country Status (5)

Country Link
US (1) US9197357B2 (zh)
EP (1) EP2797337B1 (zh)
CN (1) CN102870359B (zh)
ES (1) ES2629316T3 (zh)
WO (1) WO2012126402A2 (zh)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103222208B (zh) * 2012-11-15 2016-01-13 华为技术有限公司 一种发射机、光信号产生方法、装置及系统
CN105934899B (zh) * 2013-07-05 2019-05-28 华为技术有限公司 光网络单元(onu)波长自调谐
WO2015010283A1 (zh) * 2013-07-24 2015-01-29 华为技术有限公司 一种信号发送和接收的方法、装置及系统
WO2016051800A2 (en) * 2014-10-01 2016-04-07 Sumitomo Electric Industries, Ltd. Optical transcevier and a method to assemble the same
WO2016055118A1 (en) * 2014-10-09 2016-04-14 Telefonaktiebolaget L M Ericsson (Publ) Coherent optical communication transceivers
US9871590B2 (en) * 2014-10-10 2018-01-16 Sumitomo Electric Industries, Ltd. Optical transceiver implementing erbium doped fiber amplifier
ITUB20150835A1 (it) * 2015-05-18 2016-11-18 Milano Politecnico Apparato di trasmissione di segnali ottici fra un'unità centrale ed almeno un'unità remota.
CN110868258B (zh) 2018-08-27 2022-08-16 中兴通讯股份有限公司 一种相干检测的实现装置、系统及方法
CN109104244A (zh) * 2018-09-11 2018-12-28 北京邮电大学 一种多芯光纤通信系统以及一种多芯光纤通信方法
CN112187630B (zh) * 2020-09-21 2022-03-15 西安邮电大学 一种双向通信系统、组网方法、计算机设备及存储介质
TWI762299B (zh) * 2021-05-03 2022-04-21 國立臺灣科技大學 基於軌道角動量之非對稱式雙向無線光通訊系統

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110182545A1 (en) * 2010-01-27 2011-07-28 National Institute Of Advanced Industrial Science And Technology Wavelength domain optical switch
CN102143407A (zh) * 2010-01-29 2011-08-03 华为技术有限公司 一种波分复用的无源光网络的传输方法、系统及装置
WO2011127959A1 (en) * 2010-04-13 2011-10-20 Nokia Siemens Networks Oy Method and device for transmission and reception of a polarization multiplexed optical signal
CN102237977A (zh) * 2011-07-05 2011-11-09 北京大学 一种偏振交织的ofdm/scfdm无源光网络系统
CN102395059A (zh) * 2011-11-01 2012-03-28 中兴通讯股份有限公司 波分复用无源光网络中传输、接收业务数据的装置及方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4658394A (en) * 1984-12-12 1987-04-14 Bell Communications Research, Inc. Optical transmission
US6421392B1 (en) * 1997-12-30 2002-07-16 Siemens Information And Co-Munication Networks, Inc. Single-source multidrop communication system
WO2002043283A1 (en) * 2000-11-22 2002-05-30 Fiberbyte Pty Ltd Passive optical transceivers
JP4838166B2 (ja) * 2007-02-19 2011-12-14 ソニー株式会社 量子暗号通信装置および通信端末

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110182545A1 (en) * 2010-01-27 2011-07-28 National Institute Of Advanced Industrial Science And Technology Wavelength domain optical switch
CN102143407A (zh) * 2010-01-29 2011-08-03 华为技术有限公司 一种波分复用的无源光网络的传输方法、系统及装置
WO2011127959A1 (en) * 2010-04-13 2011-10-20 Nokia Siemens Networks Oy Method and device for transmission and reception of a polarization multiplexed optical signal
CN102237977A (zh) * 2011-07-05 2011-11-09 北京大学 一种偏振交织的ofdm/scfdm无源光网络系统
CN102395059A (zh) * 2011-11-01 2012-03-28 中兴通讯股份有限公司 波分复用无源光网络中传输、接收业务数据的装置及方法

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of EP2797337A4 *

Also Published As

Publication number Publication date
EP2797337A4 (en) 2015-04-29
WO2012126402A2 (zh) 2012-09-27
CN102870359B (zh) 2016-05-25
CN102870359A (zh) 2013-01-09
EP2797337A2 (en) 2014-10-29
US20140348507A1 (en) 2014-11-27
US9197357B2 (en) 2015-11-24
ES2629316T3 (es) 2017-08-08
EP2797337B1 (en) 2017-05-10

Similar Documents

Publication Publication Date Title
WO2012126402A3 (zh) 光网络信号处理方法、装置和系统
PH12019502891A1 (en) Wireless communication method and device
WO2011100467A3 (en) Transmission protection for wireless communications
WO2016048067A3 (en) Synchronization procedure and resource control method and apparatus for communication in d2d system
WO2011080299A3 (en) A terminal and a method for communicating simultaneously on two frequencies
WO2011129610A3 (ko) 하향링크 신호를 수신하는 방법 및 장치
WO2015117034A3 (en) Device, network, and method of cell discovery
WO2013009130A3 (ko) 무선 통신 시스템에서 시스템 정보 보고 방법 및 이를 지원하는 장치
WO2011162520A3 (ko) 채널 상태 정보 전송 방법 및 장치
GB2533751A (en) Method and apparatus for irregular signal transmission in a system with reception gaps
WO2014042468A3 (ko) 무선 통신 시스템에서 시스템 정보의 획득을 위한 운영 방법 및 이를 지원하는 장치
MY197768A (en) Data transmission method, wireless network device, and communications system
EA201500712A1 (ru) Способ формирования сигнала и устройство формирования сигнала
WO2013025015A3 (ko) 통신 시스템에서 단말 및 그의 제어 방법
WO2012021774A3 (en) Systems and methods for downhole ofdm communications
WO2014057398A3 (en) Positioning node and method therein
WO2011112018A3 (ko) 캐리어 병합 시스템에서 제어 정보를 시그널링 하는 방법 및 이를 위한 장치
PH12019501532A1 (en) Information sending method, information receiving method, apparatus and system
MX2016012688A (es) Transferencia de energia inductiva de forma inalambrica.
WO2015088627A3 (en) Ground-based satellite antenna pointing system
EP4255071A3 (en) Method and apparatuses for transmitting and receiving uplink information
WO2012126421A3 (zh) 一种光传送网的数据处理方法、相关设备及系统
WO2016048112A3 (ko) 반송파 집성을 지원하는 무선 통신 시스템에서 단말의 신호 송수신 방법 및 이를 위한 장치
EP3641436A4 (en) TRANSMISSION RESOURCE CONFIGURATION DEVICE FOR FAILURE RECOVERY REQUEST, DEVICE AND METHOD OF RESPONSE TO BEAM RECOVERY REQUEST, AND COMMUNICATION SYSTEM
WO2013178189A3 (zh) 调整上下行时间分配的方法、系统、局端设备及cpe

Legal Events

Date Code Title Description
WWE Wipo information: entry into national phase

Ref document number: 201280000556.X

Country of ref document: CN

121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 12761377

Country of ref document: EP

Kind code of ref document: A2

REEP Request for entry into the european phase

Ref document number: 2012761377

Country of ref document: EP

WWE Wipo information: entry into national phase

Ref document number: 2012761377

Country of ref document: EP

121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 12761377

Country of ref document: EP

Kind code of ref document: A2

NENP Non-entry into the national phase

Ref country code: DE