IN2012DN01173A - - Google Patents

Info

Publication number
IN2012DN01173A
IN2012DN01173A IN1173DEN2012A IN2012DN01173A IN 2012DN01173 A IN2012DN01173 A IN 2012DN01173A IN 1173DEN2012 A IN1173DEN2012 A IN 1173DEN2012A IN 2012DN01173 A IN2012DN01173 A IN 2012DN01173A
Authority
IN
India
Prior art keywords
optical
signal
controller
transmitter
controls
Prior art date
Application number
Other languages
English (en)
Inventor
Renato Grosso
Lorenzo Marchionini
Lisa Quadrini
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Publication of IN2012DN01173A publication Critical patent/IN2012DN01173A/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0226—Fixed carrier allocation, e.g. according to service
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0227—Operation, administration, maintenance or provisioning [OAMP] of WDM networks, e.g. media access, routing or wavelength allocation
    • H04J14/0241—Wavelength allocation for communications one-to-one, e.g. unicasting wavelengths
    • H04J14/0242—Wavelength allocation for communications one-to-one, e.g. unicasting wavelengths in WDM-PON
    • H04J14/0245—Wavelength allocation for communications one-to-one, e.g. unicasting wavelengths in WDM-PON for downstream transmission, e.g. optical line terminal [OLT] to ONU
    • H04J14/0246—Wavelength allocation for communications one-to-one, e.g. unicasting wavelengths in WDM-PON for downstream transmission, e.g. optical line terminal [OLT] to ONU using one wavelength per ONU
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0227—Operation, administration, maintenance or provisioning [OAMP] of WDM networks, e.g. media access, routing or wavelength allocation
    • H04J14/0241—Wavelength allocation for communications one-to-one, e.g. unicasting wavelengths
    • H04J14/0242—Wavelength allocation for communications one-to-one, e.g. unicasting wavelengths in WDM-PON
    • H04J14/0249—Wavelength allocation for communications one-to-one, e.g. unicasting wavelengths in WDM-PON for upstream transmission, e.g. ONU-to-OLT or ONU-to-ONU
    • H04J14/025—Wavelength allocation for communications one-to-one, e.g. unicasting wavelengths in WDM-PON for upstream transmission, e.g. ONU-to-OLT or ONU-to-ONU using one wavelength per ONU, e.g. for transmissions from-ONU-to-OLT or from-ONU-to-ONU
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0227—Operation, administration, maintenance or provisioning [OAMP] of WDM networks, e.g. media access, routing or wavelength allocation
    • H04J14/0254—Optical medium access
    • H04J14/0256—Optical medium access at the optical channel layer
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0227—Operation, administration, maintenance or provisioning [OAMP] of WDM networks, e.g. media access, routing or wavelength allocation
    • H04J14/0254—Optical medium access
    • H04J14/0256—Optical medium access at the optical channel layer
    • H04J14/0257—Wavelength assignment algorithms
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0278—WDM optical network architectures
    • H04J14/0279—WDM point-to-point architectures
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0278—WDM optical network architectures
    • H04J14/0282—WDM tree architectures

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optical Communication System (AREA)
IN1173DEN2012 2009-08-19 2009-08-19 IN2012DN01173A (enExample)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/EP2009/060736 WO2011020502A1 (en) 2009-08-19 2009-08-19 Improvements in optical networks

Publications (1)

Publication Number Publication Date
IN2012DN01173A true IN2012DN01173A (enExample) 2015-04-10

Family

ID=42111460

Family Applications (1)

Application Number Title Priority Date Filing Date
IN1173DEN2012 IN2012DN01173A (enExample) 2009-08-19 2009-08-19

Country Status (4)

Country Link
US (1) US20120163813A1 (enExample)
EP (1) EP2467958A1 (enExample)
IN (1) IN2012DN01173A (enExample)
WO (1) WO2011020502A1 (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9174191B2 (en) 2009-08-19 2015-11-03 Telefonaktiebolaget L M Ericsson (Publ) Optical networks
IN2014DN08622A (enExample) * 2012-05-14 2015-05-22 Ericsson Telefon Ab L M
US9450696B2 (en) * 2012-05-23 2016-09-20 Vadum, Inc. Photonic compressive sensing receiver
CN103630780B (zh) * 2013-11-22 2016-08-17 武汉电信器件有限公司 探测器灵敏度最优值及过载值的自动测试系统及其方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20010024457A1 (en) * 2000-01-18 2001-09-27 Barry Richard A. Encoding signaling information at a physical layer of a network protocol
US8655166B2 (en) * 2003-03-03 2014-02-18 Alexander I Soto System and method for performing in-service optical fiber network certification
JP4955189B2 (ja) * 2003-03-12 2012-06-20 日本電気株式会社 波長分割多重伝送システム及びそのシステムに用いられる遠隔装置並びに局装置
US7062171B2 (en) * 2003-07-15 2006-06-13 Yusuke Ota Multi-wavelength, bi-directional optical multiplexer
JP4337814B2 (ja) * 2005-12-27 2009-09-30 日本電気株式会社 可視光通信装置、可視光通信システム、可視光通信方法及び可視光通信プログラム
KR100861919B1 (ko) * 2006-07-18 2008-10-09 삼성전자주식회사 다 위상 신호 발생기 및 그 방법
JP2008054093A (ja) 2006-08-25 2008-03-06 Nec Corp 光通信システム、光通信装置および光通信波長制御方法
JP5320745B2 (ja) * 2008-01-11 2013-10-23 沖電気工業株式会社 キャリア抑圧光パルス列生成装置及びキャリア抑圧光パルス列生成方法
JP5689424B2 (ja) * 2008-12-01 2015-03-25 テレフオンアクチーボラゲット エル エム エリクソン（パブル） Ｗｄｍ−ｐｏｎにおける波長アラインメントのための方法および装置

Also Published As

Publication number Publication date
WO2011020502A1 (en) 2011-02-24
EP2467958A1 (en) 2012-06-27
US20120163813A1 (en) 2012-06-28

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IN2012DN01173A (enExample)