CN101080889B - 按照ieee 1588标准的同步模块 - Google Patents
按照ieee 1588标准的同步模块 Download PDFInfo
- Publication number
- CN101080889B CN101080889B CN2005800432856A CN200580043285A CN101080889B CN 101080889 B CN101080889 B CN 101080889B CN 2005800432856 A CN2005800432856 A CN 2005800432856A CN 200580043285 A CN200580043285 A CN 200580043285A CN 101080889 B CN101080889 B CN 101080889B
- Authority
- CN
- China
- Prior art keywords
- message
- synchronization
- timestamp
- module
- synchronization message
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Fee Related
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Classifications
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- 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
- 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
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Synchronisation In Digital Transmission Systems (AREA)
- Small-Scale Networks (AREA)
Abstract
Description
Control(8位) | SequenceId (16位) | 来自RTC的时 间戳 (2*32位) |
0(PTP_SYNC_MESSAGE) | 100 | 0×12345678, 0×12345678 |
1(PTP_DELAY_REQ_MESSAGE) | 101 | 0×12345678, 0×12346678 |
时钟时间戳点 | 协议栈延迟波动 |
层7上的软件时间戳 | 100μs..10ms |
层2上的软件时间戳 | 1μs..100μs |
根据本发明的硬件时间戳 | ns的数量级 |
Claims (5)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102004061127 | 2004-12-16 | ||
DE102004061127.0 | 2004-12-16 | ||
PCT/EP2005/056193 WO2006063922A1 (de) | 2004-12-16 | 2005-11-24 | Synchronisiermodul |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101080889A CN101080889A (zh) | 2007-11-28 |
CN101080889B true CN101080889B (zh) | 2012-06-20 |
Family
ID=35708916
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2005800432856A Expired - Fee Related CN101080889B (zh) | 2004-12-16 | 2005-11-24 | 按照ieee 1588标准的同步模块 |
Country Status (5)
Country | Link |
---|---|
US (1) | US7835402B2 (zh) |
EP (1) | EP1825620B1 (zh) |
CN (1) | CN101080889B (zh) |
DE (1) | DE502005007060D1 (zh) |
WO (1) | WO2006063922A1 (zh) |
Families Citing this family (57)
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CN101399655B (zh) * | 2007-09-27 | 2011-04-20 | 华为技术有限公司 | 穿通时钟设备同步端口的确定方法及装置 |
KR100932265B1 (ko) * | 2007-10-17 | 2009-12-16 | 한국전자통신연구원 | 패킷 전송 방법 및 장치 |
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US8402302B2 (en) * | 2008-07-03 | 2013-03-19 | Imsys Ab | Timer system for maintaining the accuracy of a real time clock when synchronization source is not available |
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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 |
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CN101459691B (zh) * | 2008-12-16 | 2012-05-23 | 中兴通讯股份有限公司 | 一种实现ieee1588协议中边界时钟的方法和系统 |
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CN101795423A (zh) * | 2009-02-04 | 2010-08-04 | 中兴通讯股份有限公司 | 无源光网络系统的时间同步方法及其同步系统 |
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CN101841736B (zh) * | 2009-03-20 | 2014-03-12 | 中兴通讯股份有限公司 | 一种无源光网络时间传递的方法及系统 |
US8462674B2 (en) | 2009-06-04 | 2013-06-11 | Broadcom Corporation | Method and system for symmetric transmit and receive latencies in an energy efficient PHY |
US9065736B2 (en) * | 2009-06-08 | 2015-06-23 | Broadcom Corporation | Method and system for compensated time stamping for time-sensitive network communications |
US8295312B2 (en) * | 2009-06-08 | 2012-10-23 | Broadcom Corporation | Method and system for compensated time stamping for time-sensitive network communications |
CN101594673B (zh) * | 2009-06-29 | 2011-05-11 | 中兴通讯股份有限公司 | 一种分布式处理1588时间戳的方法及系统 |
CN102013967B (zh) * | 2009-09-08 | 2015-04-29 | 郑州威科姆科技股份有限公司 | 基于1588协议的北斗时间同步装置及其应用 |
US8107502B2 (en) * | 2009-09-11 | 2012-01-31 | Symmetricom, Inc. | Method and apparatus for monitoring packet networks |
US8819161B1 (en) | 2010-01-18 | 2014-08-26 | Marvell International Ltd. | Auto-syntonization and time-of-day synchronization for master-slave physical layer devices |
CN102244571A (zh) * | 2010-05-13 | 2011-11-16 | 中兴通讯股份有限公司 | 一种处理ieee1588v2报文的方法及装置 |
US8848746B2 (en) * | 2010-06-30 | 2014-09-30 | Vitesse Semiconductor Corporation | Packet protocol processing with precision timing protocol support |
EP2458755B1 (de) * | 2010-11-26 | 2019-01-16 | Siemens Aktiengesellschaft | Anordnung und Verfahren zum Austausch von Zeitmarken |
CN102098155B (zh) * | 2011-03-18 | 2013-11-13 | 北京国智恒电力管理科技有限公司 | 基于ptp协议实现亚微秒级同步精度的方法 |
JP5797463B2 (ja) * | 2011-06-07 | 2015-10-21 | ラピスセミコンダクタ株式会社 | フレーム受信装置、フレーム送信装置、フレーム送受信システム及びフレーム送受信方法 |
CN102355317B (zh) * | 2011-08-05 | 2017-05-10 | 中兴通讯股份有限公司 | 相位跳变的处理方法及装置 |
CN102447552A (zh) * | 2011-11-08 | 2012-05-09 | 盛科网络(苏州)有限公司 | 在多个mac中实现1588udp封装包的校验和更新的方法及系统 |
JP5811794B2 (ja) * | 2011-11-16 | 2015-11-11 | 富士通株式会社 | 通信装置 |
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FI20125742A (fi) | 2012-06-28 | 2013-12-29 | Tellabs Oy | Menetelmä ja laite kellosignaalilähteen ohjaamiseksi |
KR101469500B1 (ko) * | 2012-10-30 | 2014-12-05 | 한국전력공사 | 계통보호전송장치용 전송지연 검출장치 |
CN103067112B (zh) * | 2012-12-17 | 2016-01-27 | 福建星网锐捷网络有限公司 | 时钟同步方法、装置及网络设备 |
US9432751B2 (en) * | 2013-09-30 | 2016-08-30 | Microsemi Communications, Inc. | PTP transparent clock system upgrade solution |
US20170214479A1 (en) * | 2014-07-31 | 2017-07-27 | Siemens Aktiengesellschaft | Method for transmitting time synchronization messages in a communication network, network component, and communication network |
KR102467738B1 (ko) * | 2015-03-04 | 2022-11-17 | 소니그룹주식회사 | 송신 장치, 송신 방법, 수신 장치, 및 수신 방법 |
CN106877960A (zh) * | 2015-12-14 | 2017-06-20 | 中国电力科学研究院 | 一种异地多端数模仿真高精度对时同步方法 |
WO2018009107A1 (en) * | 2016-07-06 | 2018-01-11 | Telefonaktiebolaget Lm Ericsson (Publ) | Transmission and reception of timestamp information |
CN108075853A (zh) * | 2017-12-03 | 2018-05-25 | 中国直升机设计研究所 | 一种用于直升机模拟器开发系统间的网络时间同步方法 |
US10784976B2 (en) * | 2018-11-20 | 2020-09-22 | GLOBALFOUNDRlES INC. | Nanosecond accuracy of timestamping by leveraging alignment marker and method for producing the same |
FR3129557A1 (fr) * | 2021-11-19 | 2023-05-26 | Safran Data Systems | Procédé et équipements associés de synchronisation d’un système de télétransmission de données sans fil |
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-
2005
- 2005-11-24 CN CN2005800432856A patent/CN101080889B/zh not_active Expired - Fee Related
- 2005-11-24 DE DE502005007060T patent/DE502005007060D1/de active Active
- 2005-11-24 US US11/792,630 patent/US7835402B2/en active Active
- 2005-11-24 WO PCT/EP2005/056193 patent/WO2006063922A1/de active Application Filing
- 2005-11-24 EP EP05815550A patent/EP1825620B1/de active Active
Non-Patent Citations (2)
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Steven E.Butner等.Nanosecond-scale Event Synchronization over Local-areaNetworks.ANNUAL IEEE CONFERENCE.2002,261-269. * |
Also Published As
Publication number | Publication date |
---|---|
EP1825620A1 (de) | 2007-08-29 |
EP1825620B1 (de) | 2009-04-08 |
WO2006063922A1 (de) | 2006-06-22 |
CN101080889A (zh) | 2007-11-28 |
DE502005007060D1 (de) | 2009-05-20 |
US20080117938A1 (en) | 2008-05-22 |
US7835402B2 (en) | 2010-11-16 |
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