FI20125742A - Menetelmä ja laite kellosignaalilähteen ohjaamiseksi - Google Patents

Menetelmä ja laite kellosignaalilähteen ohjaamiseksi Download PDF

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Publication number
FI20125742A
FI20125742A FI20125742A FI20125742A FI20125742A FI 20125742 A FI20125742 A FI 20125742A FI 20125742 A FI20125742 A FI 20125742A FI 20125742 A FI20125742 A FI 20125742A FI 20125742 A FI20125742 A FI 20125742A
Authority
FI
Finland
Prior art keywords
clock signal
data frames
processing system
controlling
relevant flow
Prior art date
Application number
FI20125742A
Other languages
English (en)
Swedish (sv)
Inventor
Kenneth Hann
Jonas Lundqvist
Original Assignee
Tellabs Oy
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 Tellabs Oy filed Critical Tellabs Oy
Priority to FI20125742A priority Critical patent/FI20125742A/fi
Priority to EP13171578.1A priority patent/EP2680468B1/en
Priority to US13/930,584 priority patent/US9229471B2/en
Priority to CN201310268999.3A priority patent/CN103532695B/zh
Publication of FI20125742A publication Critical patent/FI20125742A/fi

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/0008—Synchronisation information channels, e.g. clock distribution lines
    • H04L7/0012—Synchronisation information channels, e.g. clock distribution lines by comparing receiver clock with transmitter clock
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/04—Generating or distributing clock signals or signals derived directly therefrom
    • G06F1/12—Synchronisation of different clock signals provided by a plurality of clock generators
    • 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
    • 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
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L43/00—Arrangements for monitoring or testing data switching networks
    • H04L43/02—Capturing of monitoring data
    • H04L43/026—Capturing of monitoring data using flow identification
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/0079—Receiver details
    • H04L7/0087—Preprocessing of received signal for synchronisation, e.g. by code conversion, pulse generation or edge detection
    • 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
    • H04J3/0667—Bidirectional timestamps, e.g. NTP or PTP for compensation of clock drift and for compensation of propagation delays

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
FI20125742A 2012-06-28 2012-06-28 Menetelmä ja laite kellosignaalilähteen ohjaamiseksi FI20125742A (fi)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FI20125742A FI20125742A (fi) 2012-06-28 2012-06-28 Menetelmä ja laite kellosignaalilähteen ohjaamiseksi
EP13171578.1A EP2680468B1 (en) 2012-06-28 2013-06-12 A method and a device for controlling a clock signal generator
US13/930,584 US9229471B2 (en) 2012-06-28 2013-06-28 Method and a device for controlling a clock signal generator
CN201310268999.3A CN103532695B (zh) 2012-06-28 2013-06-28 用于控制时钟信号发生器的方法和装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI20125742A FI20125742A (fi) 2012-06-28 2012-06-28 Menetelmä ja laite kellosignaalilähteen ohjaamiseksi

Publications (1)

Publication Number Publication Date
FI20125742A true FI20125742A (fi) 2013-12-29

Family

ID=48613485

Family Applications (1)

Application Number Title Priority Date Filing Date
FI20125742A FI20125742A (fi) 2012-06-28 2012-06-28 Menetelmä ja laite kellosignaalilähteen ohjaamiseksi

Country Status (4)

Country Link
US (1) US9229471B2 (fi)
EP (1) EP2680468B1 (fi)
CN (1) CN103532695B (fi)
FI (1) FI20125742A (fi)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10743269B2 (en) * 2018-11-26 2020-08-11 Nokia Solutions And Networks Oy Coordinated timing syncronization and time-aware shaping
US11005783B2 (en) 2019-03-22 2021-05-11 Nokia Solutions And Networks Oy Notification of timing mismatches for queues in time sensitive networking

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1189945A (zh) * 1995-06-02 1998-08-05 Dsc通讯有限公司 无线电信系统中帧定位信息的设备和方法
FI107361B (fi) * 1999-09-16 2001-07-13 Nokia Mobile Phones Ltd Radioresurssien varaaminen verkosta pakettivälitteisessä tiedonsiirtojärjestelmässä
CN1118195C (zh) * 2000-08-25 2003-08-13 清华大学 数字信息传输方法及其地面数字多媒体电视广播系统
US7289538B1 (en) * 2001-08-14 2007-10-30 Atrica Israel Ltd. Clock reconstruction for time division multiplexed traffic transported over asynchronous ethernet networks
US7415044B2 (en) 2003-08-22 2008-08-19 Telefonaktiebolaget Lm Ericsson (Publ) Remote synchronization in packet-switched networks
WO2005077063A2 (en) 2004-02-09 2005-08-25 Semtech Corporation Method and apparatus for aligning time references when separated by an unreliable data packet network
US7768931B2 (en) 2004-10-07 2010-08-03 Westerngeco L.L.C. Hardware-based network packet timestamps: improved network clock synchronization
DE602004012582T2 (de) * 2004-12-13 2009-04-30 Alcatel Lucent Protokol-Konfigurationsverfahren
US7835402B2 (en) 2004-12-16 2010-11-16 Siemens Aktiengesellschaft Synchronization module
CN100452862C (zh) * 2006-04-24 2009-01-14 上海交通大学 适用于数字电视地面广播传输的传输模式判别方法
US7983308B1 (en) * 2006-11-28 2011-07-19 Marvell International Ltd. Method and apparatus for data frame synchronization
US9112632B2 (en) 2008-01-25 2015-08-18 Cisco Technology, Inc. Supporting efficient and accurate sync/followup timestamps
CN101707505B (zh) 2008-08-13 2013-08-28 华为技术有限公司 一种在无源光网络中时间同步的方法、装置及无源光网络
JP5375195B2 (ja) 2009-02-27 2013-12-25 沖電気工業株式会社 光多重伝送システム、精密時刻同期装置、伝送制御信号生成装置、及び光多重伝送システムにおける精密時刻同期方法
US8724745B2 (en) * 2010-08-27 2014-05-13 Lsi Corporation Method and apparatus for decoding coded data streams
CN102130735A (zh) * 2010-11-09 2011-07-20 华为技术有限公司 一种传送设备及其实现时钟和时间同步的方法
CN102355318B (zh) * 2011-08-16 2017-05-10 中兴通讯股份有限公司 时钟基准类型的识别方法及装置

Also Published As

Publication number Publication date
EP2680468B1 (en) 2019-04-24
CN103532695A (zh) 2014-01-22
CN103532695B (zh) 2018-11-09
US20140006837A1 (en) 2014-01-02
EP2680468A2 (en) 2014-01-01
US9229471B2 (en) 2016-01-05
EP2680468A3 (en) 2017-12-27

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