IN2014DN08118A - - Google Patents

Info

Publication number
IN2014DN08118A
IN2014DN08118A IN8118DEN2014A IN2014DN08118A IN 2014DN08118 A IN2014DN08118 A IN 2014DN08118A IN 8118DEN2014 A IN8118DEN2014 A IN 8118DEN2014A IN 2014DN08118 A IN2014DN08118 A IN 2014DN08118A
Authority
IN
India
Prior art keywords
ptp
service instance
parameters
instance
cloned
Prior art date
Application number
Other languages
English (en)
Inventor
Baifeng Cui
Qingfeng Yang
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 IN2014DN08118A publication Critical patent/IN2014DN08118A/en

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/16—Error detection or correction of the data by redundancy in hardware
    • G06F11/1675—Temporal synchronisation or re-synchronisation of redundant processing components
    • G06F11/1679—Temporal synchronisation or re-synchronisation of redundant processing components at clock signal level
    • 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
    • H04J3/0641—Change of the master or reference, e.g. take-over or failure of the master
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
    • H04L69/28—Timers or timing mechanisms used in protocols
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/16—Error detection or correction of the data by redundancy in hardware
    • G06F11/1604—Error detection or correction of the data by redundancy in hardware where the fault affects the clock signals of a processing unit and the redundancy is at or within the level of clock signal generation hardware
    • 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
IN8118DEN2014 2012-03-30 2012-03-30 IN2014DN08118A (pl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2012/073290 WO2013143112A1 (en) 2012-03-30 2012-03-30 Method and system for robust precision time protocol synchronization

Publications (1)

Publication Number Publication Date
IN2014DN08118A true IN2014DN08118A (pl) 2015-05-01

Family

ID=49258100

Family Applications (1)

Application Number Title Priority Date Filing Date
IN8118DEN2014 IN2014DN08118A (pl) 2012-03-30 2012-03-30

Country Status (5)

Country Link
US (1) US9690674B2 (pl)
EP (1) EP2832066A4 (pl)
CN (1) CN104662857A (pl)
IN (1) IN2014DN08118A (pl)
WO (1) WO2013143112A1 (pl)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8938636B1 (en) * 2012-05-18 2015-01-20 Google Inc. Generating globally coherent timestamps
US9569253B1 (en) 2012-06-04 2017-02-14 Google Inc. Ensuring globally consistent transactions
US9819541B2 (en) * 2015-03-20 2017-11-14 Cisco Technology, Inc. PTP over IP in a network topology with clock redundancy for better PTP accuracy and stability
CN105187187B (zh) * 2015-06-26 2018-03-30 上海东土远景工业科技有限公司 基于ptp协议的时钟校准方法
US10080205B2 (en) * 2015-07-06 2018-09-18 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for determining synchronisation references
WO2017114568A1 (en) * 2015-12-30 2017-07-06 Telefonaktiebolaget Lm Ericsson (Publ) Method, system and device for providing time-stamps in a network measurement test
CN108023723B (zh) * 2016-11-04 2021-07-09 华为技术有限公司 频率同步的方法以及从时钟
EP3461038B1 (en) * 2017-09-26 2020-04-15 ABB Schweiz AG Clock synchronization in a device
US11483127B2 (en) 2018-11-18 2022-10-25 Mellanox Technologies, Ltd. Clock synchronization
US11283454B2 (en) 2018-11-26 2022-03-22 Mellanox Technologies, Ltd. Synthesized clock synchronization between network devices
US10778406B2 (en) 2018-11-26 2020-09-15 Mellanox Technologies, Ltd. Synthesized clock synchronization between networks devices
CN111277349B (zh) * 2018-12-04 2023-12-22 深圳市中兴微电子技术有限公司 一种时钟同步的方法及系统
US11539451B2 (en) * 2019-02-28 2022-12-27 Nxp B.V. Method and system for merging clocks from multiple precision time protocol (PTP) clock domains
US11184097B2 (en) 2019-08-16 2021-11-23 Arista Networks, Inc. VLAN-aware clock hierarchy
DE102019217035B4 (de) * 2019-11-05 2021-11-25 Continental Automotive Gmbh Verfahren zur Sicherung der Zeitsynchronisation in einem Netzwerk gegen unautorisierte Änderungen
US11543852B2 (en) 2019-11-07 2023-01-03 Mellanox Technologies, Ltd. Multihost clock synchronization
CN111147176A (zh) * 2019-12-04 2020-05-12 中国航空工业集团公司洛阳电光设备研究所 一种基于ieee1588协议的高精度时间同步系统
US11516321B1 (en) 2019-12-11 2022-11-29 Juniper Networks, Inc. Providing timing information from a network via a virtual network address
US11070304B1 (en) 2020-02-25 2021-07-20 Mellanox Technologies, Ltd. Physical hardware clock chaining
WO2021184016A1 (en) * 2020-03-13 2021-09-16 Arris Enterprises Llc Packet timing system with improved hop count
US20230155709A1 (en) * 2020-05-07 2023-05-18 Qualcomm Incorporated Facilitating time synchronization functionality at user equipment
CN113708869B (zh) * 2020-05-20 2024-04-12 华为技术有限公司 配置端口状态的方法、装置及系统
CN111769896B (zh) * 2020-06-12 2022-12-20 苏州浪潮智能科技有限公司 一种bmc集群化管理时间同步方法及系统
US11552871B2 (en) 2020-06-14 2023-01-10 Mellanox Technologies, Ltd. Receive-side timestamp accuracy
CN112039719B (zh) * 2020-07-20 2022-07-12 河北汉光重工有限责任公司 一种用于linux系统的PTP时钟同步精度测试方法
US11606427B2 (en) 2020-12-14 2023-03-14 Mellanox Technologies, Ltd. Software-controlled clock synchronization of network devices
US11588609B2 (en) 2021-01-14 2023-02-21 Mellanox Technologies, Ltd. Hardware clock with built-in accuracy check
CN113890790B (zh) * 2021-11-01 2023-05-23 中国电信股份有限公司 工业网络中业务数据的传输方法及装置、设备、存储介质
US11907754B2 (en) 2021-12-14 2024-02-20 Mellanox Technologies, Ltd. System to trigger time-dependent action
US11835999B2 (en) 2022-01-18 2023-12-05 Mellanox Technologies, Ltd. Controller which adjusts clock frequency based on received symbol rate
US11706014B1 (en) 2022-01-20 2023-07-18 Mellanox Technologies, Ltd. Clock synchronization loop
US11917045B2 (en) 2022-07-24 2024-02-27 Mellanox Technologies, Ltd. Scalable synchronization of network devices

Family Cites Families (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002091203A1 (en) 2001-05-03 2002-11-14 Nokia Inc. Method and system for implementing mpls redundancy
US7480737B2 (en) * 2002-10-25 2009-01-20 International Business Machines Corporation Technique for addressing a cluster of network servers
US7613212B1 (en) * 2003-06-10 2009-11-03 Atrica Israel Ltd. Centralized clock synchronization for time division multiplexed traffic transported over Ethernet networks
JP4231773B2 (ja) 2003-12-01 2009-03-04 株式会社日立コミュニケーションテクノロジー Ｖｒの機密性を維持したｖｒｒｐ技術
US7447931B1 (en) * 2005-12-09 2008-11-04 Rockwell Automation Technologies, Inc. Step time change compensation in an industrial automation network
US7830784B2 (en) * 2007-06-29 2010-11-09 Verizon Patent And Licensing Inc. Intelligent network restoration
CN101383688B (zh) * 2007-09-06 2013-12-04 艾优克服务有限公司 数据通信装置及保持数据通信装置高可用性的方法
TWI403126B (zh) * 2008-10-21 2013-07-21 Ind Tech Res Inst 網路連線設備與應用其之通訊系統與方法
US7876792B2 (en) * 2008-10-31 2011-01-25 Alcatel Lucent Network element clocking accuracy and stability monitoring over a packet-switched network
FR2939587B1 (fr) * 2008-12-09 2011-04-08 Alcatel Lucent Horloge pour un noeud d'un reseau a commutation de paquets et procede de synchronisation associe.
TWI510042B (zh) * 2008-12-15 2015-11-21 Ind Tech Res Inst 精確時間同步協定之封包資料加解密方法、裝置及時間同步系統
US20100150288A1 (en) 2008-12-17 2010-06-17 Miao Zhu Synchronization of Low Noise Local Oscillator using Network Connection
US7991016B2 (en) * 2009-01-06 2011-08-02 Alcatel-Lucent Usa Inc. High availability clock synchronization and distribution for mobile backhaul networks
US9069727B2 (en) * 2011-08-12 2015-06-30 Talari Networks Incorporated Adaptive private network with geographically redundant network control nodes
ATE552672T1 (de) * 2009-07-31 2012-04-15 Abb Research Ltd Datenübertragung in einem ringkommunikationsnetzwerk
CN102026364B (zh) * 2009-09-17 2014-07-09 华为技术有限公司 精确时间协议报文处理方法和时钟设备
CN102714559B (zh) * 2009-11-19 2018-01-19 瑞典爱立信有限公司 同步网络的配置
EP2408128B1 (en) * 2010-07-15 2017-06-07 Alcatel Lucent Interworking agent adapted to interact between network and Precision Time Protocol entities
CN102158335B (zh) * 2011-04-21 2015-04-01 中兴通讯股份有限公司 时间同步端口的处理方法及装置
US20120275501A1 (en) * 2011-04-27 2012-11-01 Sergiu Rotenstein Pluggable synchronization clocks, networks, systems and methods related thereto
WO2013066437A2 (en) * 2011-07-20 2013-05-10 Aviat Networks, Inc. Systems and methods of network synchronization
US20130227008A1 (en) * 2012-02-27 2013-08-29 Cisco Technology, Inc. Clock synchronization based on predefined grandmaster
US9106352B2 (en) * 2012-02-27 2015-08-11 Telefonaktiebolaget L M Ericsson (Publ) Frequency distribution using precision time protocol
WO2013189536A1 (en) * 2012-06-20 2013-12-27 Nokia Siemens Networks Oy Synchronization in computer network
US8976750B1 (en) * 2013-01-16 2015-03-10 Sprint Communications Company L.P. Delivering precision time protocol frequency and phase synchronization over a network without on-path support
US9973601B2 (en) * 2013-03-15 2018-05-15 Avago Technologies General Ip (Singapore) Pte. Ltd. Fault tolerant clock network
CN104348568A (zh) * 2013-07-23 2015-02-11 中兴通讯股份有限公司 时间同步处理方法及装置
US9692563B2 (en) * 2014-04-14 2017-06-27 Cisco Technology, Inc. Upstream contention measurement reporting and mitigation in DOCSIS remote PHY network environments
US9270395B2 (en) * 2014-05-05 2016-02-23 Telefonaktiebolaget L M Ericsson (Publ) Method for robust PTP synchronization with default 1588V2 profile
US9749972B2 (en) * 2014-09-25 2017-08-29 Blinq Wireless Inc. System and method for clock synchronization in a wireless backhaul network using IEEE 1588 precision time protocol
US9665121B2 (en) * 2014-12-11 2017-05-30 Khalifa University Of Science, Technology And Research Method and devices for time transfer using peer-to-peer transparent clocks
US9843405B2 (en) * 2014-12-11 2017-12-12 Khalifa University of Science, Technology, and Research Method and devices for clock synchronization over links with asymmetric transmission rates

Also Published As

Publication number Publication date
US9690674B2 (en) 2017-06-27
CN104662857A (zh) 2015-05-27
EP2832066A4 (en) 2015-08-12
EP2832066A1 (en) 2015-02-04
WO2013143112A1 (en) 2013-10-03
US20150127978A1 (en) 2015-05-07

Similar Documents

Publication Publication Date Title
IN2014DN08118A (pl)
EP3794882A4 (en) SYNCHRONIZATION OF CLOCKS IN A WIRELESS SYSTEM
MY166754A (en) System time synchronization device and method in packet transport network
PT3357285T (pt) Sincronização de relógios numa rede de comunicações
GB2489136A (en) Method and apparatus for synchronizing measurements taken by multiple metrology devices
MX2017009520A (es) Sincronizacion en redes de comunicacion inalambrica.
EP3373497A4 (en) PROGRAMMING METHOD FOR COMMUNICATION NETWORK SUPPORTING BAND WITHOUT LICENSE
WO2010144654A3 (en) Synchronizing a seismic data acquisition network
EP3278618A4 (en) Transaction scheduling system for a wireless data communications network
EP2675102A4 (en) Communication system time synchronization method, slave station apparatus, master station apparatus, control apparatus, and program
EP2568756A4 (en) TIME SYNCHRONIZATION PROCESS AND SYSTEM AND NODE DEVICE
EP2518951A4 (en) METHOD, EQUIPMENT AND SYSTEM FOR TIME SYNCHRONIZATION OF A PASSIVE OPTICAL NETWORK
WO2013048110A3 (en) Apparatus and method for synchronizing application data
EP3044646A4 (en) Maintaining clock synchronization in a digital network without continuous transmission
MY159186A (en) Method for preparing small crystal ssz-32
SG10202001277XA (en) Time synchronization for encrypted traffic in a computer network
EP3679149A4 (en) METHODS AND SYSTEMS FOR METABOLITE PRODUCTION USING HYDROGEN-RICH C1-CONTAINING SUBSTRATES
EP2763474A4 (en) SYNCHRONIZATION PROCESS FOR A WIRELESS COMMUNICATION NETWORK SYSTEM
WO2012157880A3 (ko) 사물 통신 시스템에서 시간 동기화 방법
EP2512048A3 (en) System and method to overcome wander accumulation to achieve precision clock distribution over large networks
EP3121996A4 (en) Synchronization failure processing method and system for clock and time synchronization network
EP3939187A4 (en) SYNCHRONIZING A CLOUD RADIO ACCESS NETWORK WITH A NETWORK TIME PROTOCOL REFERENCE CLOCK
EP3909322A4 (en) SYNCHRONIZATION FOR V2X COMMUNICATIONS
GB2546945A (en) Clock synchronization using WiFi beacons
WO2012136161A3 (zh) 心跳行为的同步方法和装置