ATE448611T1 - System und verfahren zum synchronisieren von über telekom miteinander zusammenhängenden takten in einem passiven optischen zugriffsnetzwerk auf ethernet-basis - Google Patents

System und verfahren zum synchronisieren von über telekom miteinander zusammenhängenden takten in einem passiven optischen zugriffsnetzwerk auf ethernet-basis

Info

Publication number
ATE448611T1
ATE448611T1 AT02721496T AT02721496T ATE448611T1 AT E448611 T1 ATE448611 T1 AT E448611T1 AT 02721496 T AT02721496 T AT 02721496T AT 02721496 T AT02721496 T AT 02721496T AT E448611 T1 ATE448611 T1 AT E448611T1
Authority
AT
Austria
Prior art keywords
telecom
clock
ethernet
network node
point
Prior art date
Application number
AT02721496T
Other languages
English (en)
Inventor
Thaddeus Dudziak
Dumitru Gruia
Joseph Decarolis
Original Assignee
Huawei Tech Co Ltd
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 Huawei Tech Co Ltd filed Critical Huawei Tech Co Ltd
Application granted granted Critical
Publication of ATE448611T1 publication Critical patent/ATE448611T1/de

Links

Classifications

    • 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
    • H04J3/0638—Clock or time synchronisation among nodes; Internode synchronisation
    • H04J3/0658—Clock or time synchronisation among packet nodes
    • H04J3/0661—Clock or time synchronisation among packet nodes using timestamps
    • H04J3/0664—Clock or time synchronisation among packet nodes using timestamps unidirectional timestamps
    • 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
    • H04J3/0685—Clock or time synchronisation in a node; Intranode synchronisation
    • H04J3/0697—Synchronisation in a packet node
    • 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
    • H04Q11/0066—Provisions for optical burst or packet networks
    • 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
    • H04Q11/0005—Switch and router aspects
    • H04Q2011/0037—Operation
    • H04Q2011/0045—Synchronisation

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Small-Scale Networks (AREA)
  • Optical Communication System (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Time-Division Multiplex Systems (AREA)
AT02721496T 2001-03-20 2002-03-20 System und verfahren zum synchronisieren von über telekom miteinander zusammenhängenden takten in einem passiven optischen zugriffsnetzwerk auf ethernet-basis ATE448611T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/813,774 US6470032B2 (en) 2001-03-20 2001-03-20 System and method for synchronizing telecom-related clocks in ethernet-based passive optical access network
PCT/US2002/008553 WO2002075969A1 (en) 2001-03-20 2002-03-20 System and method for synchronizing telecom-related clocks in ethernet-based passive optical access network

Publications (1)

Publication Number Publication Date
ATE448611T1 true ATE448611T1 (de) 2009-11-15

Family

ID=25213345

Family Applications (1)

Application Number Title Priority Date Filing Date
AT02721496T ATE448611T1 (de) 2001-03-20 2002-03-20 System und verfahren zum synchronisieren von über telekom miteinander zusammenhängenden takten in einem passiven optischen zugriffsnetzwerk auf ethernet-basis

Country Status (7)

Country Link
US (2) US6470032B2 (de)
EP (1) EP1417785B1 (de)
AT (1) ATE448611T1 (de)
DE (1) DE60234349D1 (de)
ES (1) ES2335868T3 (de)
TW (1) TWI226769B (de)
WO (1) WO2002075969A1 (de)

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Also Published As

Publication number Publication date
WO2002075969A1 (en) 2002-09-26
ES2335868T3 (es) 2010-04-06
TWI226769B (en) 2005-01-11
EP1417785A4 (de) 2005-10-19
US20030039272A1 (en) 2003-02-27
EP1417785A1 (de) 2004-05-12
US20020136232A1 (en) 2002-09-26
EP1417785B1 (de) 2009-11-11
US6470032B2 (en) 2002-10-22
DE60234349D1 (de) 2009-12-24
US7555015B2 (en) 2009-06-30

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