BRPI0822450A2 - Método para proteger um sistema de rede óptica, e, dispositivo e sistema de terminação de linha óptica. - Google Patents

Método para proteger um sistema de rede óptica, e, dispositivo e sistema de terminação de linha óptica.

Info

Publication number
BRPI0822450A2
BRPI0822450A2 BRPI0822450-1A BRPI0822450A BRPI0822450A2 BR PI0822450 A2 BRPI0822450 A2 BR PI0822450A2 BR PI0822450 A BRPI0822450 A BR PI0822450A BR PI0822450 A2 BRPI0822450 A2 BR PI0822450A2
Authority
BR
Brazil
Prior art keywords
protecting
optical
termination device
line termination
network system
Prior art date
Application number
BRPI0822450-1A
Other languages
English (en)
Inventor
Elmar Trojer
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 BRPI0822450A2 publication Critical patent/BRPI0822450A2/pt

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0287—Protection in WDM 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
    • H04B10/27—Arrangements for networking
    • H04B10/272—Star-type networks or tree-type networks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/06—Synchronising arrangements
    • H04J3/0635—Clock or time synchronisation in a network
    • H04J3/0682—Clock or time synchronisation in a network by delay compensation, e.g. by compensation of propagation delay or variations thereof, by ranging
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/14—Monitoring arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/16—Time-division multiplex systems in which the time allocation to individual channels within a transmission cycle is variable, e.g. to accommodate varying complexity of signals, to vary number of channels transmitted
    • H04J3/1694—Allocation of channels in TDM/TDMA networks, e.g. distributed multiplexers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
    • H04Q11/0062—Network aspects
    • H04Q11/0067—Provisions for optical access or distribution networks, e.g. Gigabit Ethernet Passive Optical Network (GE-PON), ATM-based Passive Optical Network (A-PON), PON-Ring
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
    • H04Q11/0062—Network aspects
    • H04Q2011/0079—Operation or maintenance aspects
    • H04Q2011/0081—Fault tolerance; Redundancy; Recovery; Reconfigurability
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
    • H04Q11/0062—Network aspects
    • H04Q2011/0088—Signalling aspects

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Computing Systems (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Small-Scale Networks (AREA)
  • Optical Communication System (AREA)
BRPI0822450-1A 2008-03-17 2008-03-17 Método para proteger um sistema de rede óptica, e, dispositivo e sistema de terminação de linha óptica. BRPI0822450A2 (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/SE2008/050294 WO2009116903A1 (en) 2008-03-17 2008-03-17 Fast protection scheme for passive optical network

Publications (1)

Publication Number Publication Date
BRPI0822450A2 true BRPI0822450A2 (pt) 2015-06-16

Family

ID=41091139

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0822450-1A BRPI0822450A2 (pt) 2008-03-17 2008-03-17 Método para proteger um sistema de rede óptica, e, dispositivo e sistema de terminação de linha óptica.

Country Status (7)

Country Link
US (2) US8538256B2 (pt)
EP (1) EP2263384A1 (pt)
CN (1) CN101978703B (pt)
AR (1) AR070913A1 (pt)
AU (1) AU2008353014B2 (pt)
BR (1) BRPI0822450A2 (pt)
WO (1) WO2009116903A1 (pt)

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* Cited by examiner, † Cited by third party
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WO2009116904A1 (en) * 2008-03-17 2009-09-24 Telefonaktiebolaget L M Ericsson (Publ) Immediate protection scheme for passive optical network
WO2009116903A1 (en) * 2008-03-17 2009-09-24 Telefonaktiebolaget L M Ericsson (Publ) Fast protection scheme for passive optical network
JP5226900B2 (ja) * 2010-11-25 2013-07-03 三菱電機株式会社 通信回線切替方法、通信装置、局側通信装置、通信システム並びに制御装置
EP2710811B1 (en) * 2011-05-17 2017-10-18 Telefonaktiebolaget LM Ericsson (publ) Protection for fibre optic access networks
WO2013082804A1 (zh) * 2011-12-09 2013-06-13 华为技术有限公司 光网络系统的数据通信方法、光线路终端以及光网络系统
TWI487304B (zh) * 2012-12-07 2015-06-01 Ind Tech Res Inst 光纖網路故障復原方法
JP5997088B2 (ja) * 2013-03-29 2016-09-28 株式会社日立製作所 動的帯域割当方法、ｏｌｔ、及びｐｏｎシステム
WO2014189953A1 (en) * 2013-05-20 2014-11-27 Huawei Technologies Co., Ltd. Cooperative multi-point (comp) in a passive optical network (pon)
KR102195366B1 (ko) 2014-10-15 2020-12-24 한국전자통신연구원 패킷 기반 보호 절체 기능을 구비한 패킷 또는 수동광 네트워크 시스템
JP6519162B2 (ja) * 2014-12-04 2019-05-29 富士通株式会社 伝送システム、伝送システムにおける伝送時間差測定方法、及び、ノード
US20160234582A1 (en) * 2015-02-10 2016-08-11 Daniel Ronald Method and system for redundancy in a passive optical network
US9807637B2 (en) * 2015-09-23 2017-10-31 Qualcomm Incorporated Broadcast ranging messages for WLAN RTT measurements
EP3446418B1 (en) * 2016-05-04 2022-02-23 Adtran, Inc. Systems and methods for performing optical line terminal (olt) failover switches in optical networks
JP7481644B2 (ja) * 2020-03-06 2024-05-13 日本電信電話株式会社 通信システム

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DE4022027A1 (de) * 1990-07-11 1992-01-16 Siemens Ag Optisches datennetz hoher betriebssicherheit
JP2002152135A (ja) * 2000-09-04 2002-05-24 Mitsubishi Electric Corp 光多分岐通信システム
US6868232B2 (en) * 2001-02-12 2005-03-15 Lucent Technologies Inc. Fast protection switching by snooping on upstream signals in an optical network
US6771908B2 (en) * 2001-02-12 2004-08-03 Lucent Technologies Inc. Fast protection switching by snooping on downstream signals in an optical network
US7496295B2 (en) * 2001-10-10 2009-02-24 Research Triangle Institute Optical-inclusive dWDM local area network
CN1258270C (zh) * 2003-05-29 2006-05-31 上海交通大学 无源光网络保护方法
US7526197B2 (en) * 2003-12-29 2009-04-28 Fujitsu Limited Utilizing the protecting bandwidth in a SONET network
KR100608821B1 (ko) * 2004-07-22 2006-08-08 엘지전자 주식회사 휴대단말기의 왕복지연시간 측정장치 및 방법
CN101167274B (zh) * 2005-04-29 2011-02-16 中兴通讯股份有限公司 基于波长保护的无源光网络系统及其保护备份方法
JP4696759B2 (ja) * 2005-07-29 2011-06-08 Ｋｄｄｉ株式会社 光終端システム
JP5086334B2 (ja) * 2006-03-31 2012-11-28 ブリティッシュ・テレコミュニケーションズ・パブリック・リミテッド・カンパニー 光ネットワークにアウトステーションを取り入れる方法およびアウトステーション
US7925164B2 (en) * 2006-08-30 2011-04-12 Broadlight Ltd. Method and system for power management control in passive optical networks
JP4065892B1 (ja) * 2006-10-13 2008-03-26 株式会社日立コミュニケーションテクノロジー Ｐｏｎシステムおよびそのレンジング方法
KR100833504B1 (ko) * 2006-12-05 2008-05-29 한국전자통신연구원 단일 스프리터를 이용한 ｐｏｎ 부분 이중 보호 스위칭장치 및 방법
CN201054594Y (zh) * 2007-06-15 2008-04-30 上海未来宽带技术及应用工程研究中心有限公司 一种光无源网络备份装置
US20090060496A1 (en) * 2007-08-31 2009-03-05 Liu David H Method and system for enabling diagnosing of faults in a passive optical network
JP5111092B2 (ja) * 2007-12-21 2012-12-26 株式会社日立製作所 ネットワークシステム及びｏｌｔ
WO2009116904A1 (en) * 2008-03-17 2009-09-24 Telefonaktiebolaget L M Ericsson (Publ) Immediate protection scheme for passive optical network
WO2009116903A1 (en) * 2008-03-17 2009-09-24 Telefonaktiebolaget L M Ericsson (Publ) Fast protection scheme for passive optical network
US8081877B2 (en) * 2008-05-08 2011-12-20 Oclaro (North America), Inc. Method of determining an optical distance for chromatic dispersion compensation
JP2009290626A (ja) * 2008-05-30 2009-12-10 Kddi Corp 光伝送システム及び時刻基準パルス同期方法
US20100061729A1 (en) * 2008-09-02 2010-03-11 Weeber William B Method and system for optical transmission
CN101854566B (zh) * 2009-04-02 2014-08-13 华为技术有限公司 无源光网络保护方法、主备切换控制设备和系统
JP5576747B2 (ja) * 2010-09-06 2014-08-20 株式会社日立製作所 通信システム及び時刻同期方法

Also Published As

Publication number Publication date
US8917990B2 (en) 2014-12-23
AR070913A1 (es) 2010-05-12
AU2008353014B2 (en) 2013-09-12
EP2263384A1 (en) 2010-12-22
CN101978703A (zh) 2011-02-16
CN101978703B (zh) 2014-07-23
US8538256B2 (en) 2013-09-17
US20130330078A1 (en) 2013-12-12
AU2008353014A1 (en) 2009-09-24
US20110044683A1 (en) 2011-02-24
WO2009116903A1 (en) 2009-09-24

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Legal Events

Date Code Title Description
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]

Free format text: REFERENTE A 9A ANUIDADE.

B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]
B15K Others concerning applications: alteration of classification

Ipc: H04J 14/02 (2006.01), H04B 10/272 (2013.01), H04J