WO2011021842A3 - Open optical access network system - Google Patents

Open optical access network system Download PDF

Info

Publication number
WO2011021842A3
WO2011021842A3 PCT/KR2010/005443 KR2010005443W WO2011021842A3 WO 2011021842 A3 WO2011021842 A3 WO 2011021842A3 KR 2010005443 W KR2010005443 W KR 2010005443W WO 2011021842 A3 WO2011021842 A3 WO 2011021842A3
Authority
WO
WIPO (PCT)
Prior art keywords
access network
optical access
network system
open optical
open
Prior art date
Application number
PCT/KR2010/005443
Other languages
French (fr)
Korean (ko)
Other versions
WO2011021842A2 (en
Inventor
이한협
조승현
정의석
이은구
이종훈
이지현
이상수
Original Assignee
한국전자통신연구원
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
Priority claimed from KR1020100070529A external-priority patent/KR20110018826A/en
Application filed by 한국전자통신연구원 filed Critical 한국전자통신연구원
Priority to US13/388,298 priority Critical patent/US8824890B2/en
Publication of WO2011021842A2 publication Critical patent/WO2011021842A2/en
Publication of WO2011021842A3 publication Critical patent/WO2011021842A3/en

Links

Classifications

    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0201—Add-and-drop multiplexing
    • H04J14/0202—Arrangements therefor
    • H04J14/0209—Multi-stage arrangements, e.g. by cascading multiplexers or demultiplexers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0201—Add-and-drop multiplexing
    • H04J14/0215—Architecture aspects
    • H04J14/022—For interconnection of WDM optical networks
    • 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
    • H04J14/0283—WDM ring architectures

Abstract

The present invention relates to an open optical access network system in which one optical access network is open to enable a plurality of service providers and a plurality of subscribers to simultaneously use the optical access network, to thereby improve the efficiency of using the optical access network, wherein each subscriber can be provided with a plurality of different services from the plurality of service providers, thereby enabling the flexible selection of services and the flexible change in services, thus improving the efficiency of using an optical infrastructure.
PCT/KR2010/005443 2009-08-18 2010-08-18 Open optical access network system WO2011021842A2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US13/388,298 US8824890B2 (en) 2009-08-18 2010-08-18 Open optical access network system

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
KR10-2009-0076417 2009-08-18
KR20090076417 2009-08-18
KR10-2010-0070529 2010-07-21
KR1020100070529A KR20110018826A (en) 2009-08-18 2010-07-21 The system of open optical access network

Publications (2)

Publication Number Publication Date
WO2011021842A2 WO2011021842A2 (en) 2011-02-24
WO2011021842A3 true WO2011021842A3 (en) 2011-04-21

Family

ID=43607469

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2010/005443 WO2011021842A2 (en) 2009-08-18 2010-08-18 Open optical access network system

Country Status (1)

Country Link
WO (1) WO2011021842A2 (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20040082029A (en) * 2003-03-17 2004-09-24 삼성전자주식회사 Wavelength Division Multiplexing - Passive Optical Network for Integrating Broadcasting and Telecommunication
KR20050078044A (en) * 2004-01-30 2005-08-04 삼성전자주식회사 Ftth system based on passive optical network for broadcasting service
KR20070059919A (en) * 2005-12-07 2007-06-12 한국전자통신연구원 A method of increasing the number of subscribers using time division duplexing technology in wdm/ethernet passive optical network system
KR100813897B1 (en) * 2006-11-07 2008-03-18 한국과학기술원 Method and network architecture for upgrading legacy passive optical network to wavelength division multiplexing passive optical network based next-generation passive optical network

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20040082029A (en) * 2003-03-17 2004-09-24 삼성전자주식회사 Wavelength Division Multiplexing - Passive Optical Network for Integrating Broadcasting and Telecommunication
KR20050078044A (en) * 2004-01-30 2005-08-04 삼성전자주식회사 Ftth system based on passive optical network for broadcasting service
KR20070059919A (en) * 2005-12-07 2007-06-12 한국전자통신연구원 A method of increasing the number of subscribers using time division duplexing technology in wdm/ethernet passive optical network system
KR100813897B1 (en) * 2006-11-07 2008-03-18 한국과학기술원 Method and network architecture for upgrading legacy passive optical network to wavelength division multiplexing passive optical network based next-generation passive optical network

Also Published As

Publication number Publication date
WO2011021842A2 (en) 2011-02-24

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