FI20031104A0 - Enfibersskydd i telekommunikationsnät - Google Patents

Enfibersskydd i telekommunikationsnät

Info

Publication number
FI20031104A0
FI20031104A0 FI20031104A FI20031104A FI20031104A0 FI 20031104 A0 FI20031104 A0 FI 20031104A0 FI 20031104 A FI20031104 A FI 20031104A FI 20031104 A FI20031104 A FI 20031104A FI 20031104 A0 FI20031104 A0 FI 20031104A0
Authority
FI
Finland
Prior art keywords
optical
fiber
passive
fiber optic
telecommunications networks
Prior art date
Application number
FI20031104A
Other languages
English (en)
Finnish (fi)
Inventor
Yinghua Ye
Antti Pietilaeinen
Original Assignee
Nokia Corp
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 Nokia Corp filed Critical Nokia Corp
Priority to FI20031104A priority Critical patent/FI20031104A0/sv
Publication of FI20031104A0 publication Critical patent/FI20031104A0/sv
Priority to US10/685,580 priority patent/US7933517B2/en
Priority to KR1020067001239A priority patent/KR100878594B1/ko
Priority to AT04735903T priority patent/ATE441256T1/de
Priority to KR1020087025652A priority patent/KR100952329B1/ko
Priority to DE602004022826T priority patent/DE602004022826D1/de
Priority to EP04735903A priority patent/EP1652322B1/en
Priority to PCT/FI2004/000341 priority patent/WO2005011159A1/en
Priority to CN200480019284.3A priority patent/CN1816977B/zh
Priority to US12/135,874 priority patent/US7920786B2/en
Priority to US13/044,714 priority patent/US8145054B2/en

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
    • H04B10/27—Arrangements for networking
    • H04B10/275—Ring-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
    • H04B10/03—Arrangements for fault recovery
    • H04B10/032—Arrangements for fault recovery using working and protection 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
    • H04B10/07—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems
    • H04B10/075—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal
    • H04B10/077—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal using a supervisory or additional signal
    • 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
    • H04B10/07—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems
    • H04B10/075—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal
    • H04B10/079—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal using measurements of the data signal
    • H04B10/0795—Performance monitoring; Measurement of transmission parameters
    • H04B10/07955—Monitoring or measuring power
    • 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
    • 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
    • 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

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)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Small-Scale Networks (AREA)
  • Polyamides (AREA)
  • Emergency Protection Circuit Devices (AREA)
FI20031104A 2003-07-25 2003-07-25 Enfibersskydd i telekommunikationsnät FI20031104A0 (sv)

Priority Applications (11)

Application Number Priority Date Filing Date Title
FI20031104A FI20031104A0 (sv) 2003-07-25 2003-07-25 Enfibersskydd i telekommunikationsnät
US10/685,580 US7933517B2 (en) 2003-07-25 2003-10-16 Single-fiber protection in telecommunications networks
CN200480019284.3A CN1816977B (zh) 2003-07-25 2004-07-02 电信网络中的单光纤保护
KR1020087025652A KR100952329B1 (ko) 2003-07-25 2004-07-02 원격통신 네트워크들에서 단일-광섬유 보호
AT04735903T ATE441256T1 (de) 2003-07-25 2004-07-02 Einzelfaserschutz in telekommunikationsnetzen
KR1020067001239A KR100878594B1 (ko) 2003-07-25 2004-07-02 원격통신 네트워크들에서 단일-광섬유 보호
DE602004022826T DE602004022826D1 (de) 2003-07-25 2004-07-02 Einzelfaserschutz in telekommunikationsnetzen
EP04735903A EP1652322B1 (en) 2003-07-25 2004-07-02 Single-fiber protection in telecommunications networks
PCT/FI2004/000341 WO2005011159A1 (en) 2003-07-25 2004-07-02 Single-fiber protection in telecommunications networks
US12/135,874 US7920786B2 (en) 2003-07-25 2008-06-09 Single-fiber protection in telecommunications networks
US13/044,714 US8145054B2 (en) 2003-07-25 2011-03-10 Single-fiber protection in telecommunications networks

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI20031104A FI20031104A0 (sv) 2003-07-25 2003-07-25 Enfibersskydd i telekommunikationsnät

Publications (1)

Publication Number Publication Date
FI20031104A0 true FI20031104A0 (sv) 2003-07-25

Family

ID=27636132

Family Applications (1)

Application Number Title Priority Date Filing Date
FI20031104A FI20031104A0 (sv) 2003-07-25 2003-07-25 Enfibersskydd i telekommunikationsnät

Country Status (8)

Country Link
US (3) US7933517B2 (sv)
EP (1) EP1652322B1 (sv)
KR (2) KR100878594B1 (sv)
CN (1) CN1816977B (sv)
AT (1) ATE441256T1 (sv)
DE (1) DE602004022826D1 (sv)
FI (1) FI20031104A0 (sv)
WO (1) WO2005011159A1 (sv)

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Also Published As

Publication number Publication date
EP1652322B1 (en) 2009-08-26
ATE441256T1 (de) 2009-09-15
EP1652322A1 (en) 2006-05-03
KR20080106359A (ko) 2008-12-04
DE602004022826D1 (de) 2009-10-08
US8145054B2 (en) 2012-03-27
KR100878594B1 (ko) 2009-01-15
CN1816977A (zh) 2006-08-09
KR20060032641A (ko) 2006-04-17
US20050019031A1 (en) 2005-01-27
US20080273872A1 (en) 2008-11-06
CN1816977B (zh) 2014-08-13
KR100952329B1 (ko) 2010-04-09
US7920786B2 (en) 2011-04-05
US7933517B2 (en) 2011-04-26
WO2005011159A1 (en) 2005-02-03
US20110164882A1 (en) 2011-07-07

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