CN101772872A - 估计静态时钟之间的时间偏差 - Google Patents
估计静态时钟之间的时间偏差 Download PDFInfo
- Publication number
- CN101772872A CN101772872A CN200880102070A CN200880102070A CN101772872A CN 101772872 A CN101772872 A CN 101772872A CN 200880102070 A CN200880102070 A CN 200880102070A CN 200880102070 A CN200880102070 A CN 200880102070A CN 101772872 A CN101772872 A CN 101772872A
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- China
- Prior art keywords
- clock
- time
- network
- jitter
- message
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Links
- 238000004891 communication Methods 0.000 claims abstract description 18
- 238000005259 measurement Methods 0.000 claims abstract description 17
- 238000012544 monitoring process Methods 0.000 claims abstract description 9
- 238000000034 method Methods 0.000 claims description 19
- 230000005540 biological transmission Effects 0.000 claims description 14
- 230000003068 static effect Effects 0.000 claims description 11
- 230000001360 synchronised effect Effects 0.000 description 17
- 230000002457 bidirectional effect Effects 0.000 description 3
- 238000005070 sampling Methods 0.000 description 3
- 238000009499 grossing Methods 0.000 description 2
- 239000003550 marker Substances 0.000 description 2
- 230000010355 oscillation Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000012935 Averaging Methods 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000008034 disappearance Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 230000001915 proofreading effect Effects 0.000 description 1
- 238000010561 standard procedure Methods 0.000 description 1
Images
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
- H04J3/0682—Clock or time synchronisation in a network by delay compensation, e.g. by compensation of propagation delay or variations thereof, by ranging
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00006—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment
-
- 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
- H04J3/0644—External master-clock
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/50—Systems or methods supporting the power network operation or management, involving a certain degree of interaction with the load-side end user applications
- Y04S10/52—Outage or fault management, e.g. fault detection or location
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
- Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Synchronisation In Digital Transmission Systems (AREA)
- Electric Clocks (AREA)
- Position Fixing By Use Of Radio Waves (AREA)
- Control And Safety Of Cranes (AREA)
- Measurement Of Force In General (AREA)
- Magnetic Brush Developing In Electrophotography (AREA)
- Artificial Filaments (AREA)
Abstract
Description
Claims (7)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP07113845.7 | 2007-08-06 | ||
EP07113845A EP2023456A1 (en) | 2007-08-06 | 2007-08-06 | Estimating a time offset between stationary clocks |
PCT/EP2008/057931 WO2009019067A1 (en) | 2007-08-06 | 2008-06-23 | Estimating a time offset between stationary clocks |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101772872A true CN101772872A (zh) | 2010-07-07 |
CN101772872B CN101772872B (zh) | 2013-05-08 |
Family
ID=38926939
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2008801020700A Active CN101772872B (zh) | 2007-08-06 | 2008-06-23 | 估计静态时钟之间的时间偏差 |
Country Status (8)
Country | Link |
---|---|
US (1) | US7865331B2 (zh) |
EP (2) | EP2023456A1 (zh) |
CN (1) | CN101772872B (zh) |
AT (1) | ATE492930T1 (zh) |
BR (1) | BRPI0814984A2 (zh) |
DE (1) | DE602008004160D1 (zh) |
ES (1) | ES2357179T3 (zh) |
WO (1) | WO2009019067A1 (zh) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102004258A (zh) * | 2010-09-09 | 2011-04-06 | 中国计量科学研究院 | 基于多种gnss***融合的时间频率传递方法和接收机 |
CN105052006A (zh) * | 2013-12-03 | 2015-11-11 | 智能能源仪器公司 | 用于分布式电力***测量的通信***和方法 |
CN105637950A (zh) * | 2013-10-11 | 2016-06-01 | 高通股份有限公司 | 用于无线设备的全球时间同步服务器 |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8139489B2 (en) * | 2008-08-06 | 2012-03-20 | International Business Machines Corporation | Robust jitter-free remote clock offset measuring method |
US8533355B2 (en) * | 2009-11-02 | 2013-09-10 | International Business Machines Corporation | Techniques for improved clock offset measuring |
DE102010022525A1 (de) * | 2010-02-11 | 2012-05-10 | Siemens Aktiengesellschaft | Verfahren zur Zeitsynchronisation in einem Kommunikationsnetz |
US20120033473A1 (en) * | 2010-07-12 | 2012-02-09 | Scharf Mesa P | Systems and methods for electrical power grid monitoring using loosely synchronized phasors |
US8504864B2 (en) * | 2010-12-01 | 2013-08-06 | GM Global Technology Operations LLC | Data sensor coordination using time synchronization in a multi-bus controller area network system |
JP5649505B2 (ja) * | 2011-04-19 | 2015-01-07 | 株式会社東芝 | 同期制御システム |
CN102323739B (zh) * | 2011-09-20 | 2014-02-05 | 郑州轻工业学院 | 同步时钟技术中的多层次时间测量和控制方法 |
DE102012204084A1 (de) * | 2011-12-23 | 2013-06-27 | Rohde & Schwarz Gmbh & Co. Kg | Verfahren und System zur Optimierung einer Kurzzeitstabilität eines Taktes |
EP2693586B1 (en) * | 2012-07-31 | 2016-04-06 | ABB Research Ltd. | Clock synchronization for line differential protection |
US8959381B2 (en) * | 2012-09-05 | 2015-02-17 | Khalifa University of Science, Technology, and Research | Method and system for clock offset and skew estimation |
CN103888309B (zh) * | 2012-12-20 | 2017-09-08 | ***通信集团公司 | 同步状态监测方法及装置 |
US10142088B2 (en) | 2014-01-31 | 2018-11-27 | University Of North Dakota | Network clock skew estimation and calibration |
CN104199054A (zh) * | 2014-08-22 | 2014-12-10 | 北京无线电计量测试研究所 | 一种用于北斗卫星导航***共视数据的预处理方法 |
CN104238352B (zh) * | 2014-09-24 | 2017-07-21 | 北京市计量检测科学研究院 | 一种国家基准驾驭的地方时间标准生成***及方法 |
WO2016111816A1 (en) * | 2015-01-08 | 2016-07-14 | Sweetsense, Inc. | System and method for operating a microcomputer in sleep-mode and awake-mode with low power processing |
CN106772463A (zh) * | 2016-12-23 | 2017-05-31 | 中国电子科技集团公司第三十研究所 | 一种电力广域监视***的授时安全性模糊测试方法 |
CN107483136A (zh) * | 2017-08-09 | 2017-12-15 | 北京纳飞时空信息技术有限公司 | 一种固定通信设备间的时钟同步方法 |
CN107592176A (zh) * | 2017-08-16 | 2018-01-16 | 清华大学 | 组网气象雷达的时间和频率同步方法及装置 |
US10944818B1 (en) * | 2017-08-30 | 2021-03-09 | Amazon Technologies, Inc. | Time synchronization monitoring with client mirroring |
US11197075B1 (en) * | 2018-12-27 | 2021-12-07 | Equinix, Inc. | Clock synchronization in a heterogeneous system |
CN117289590A (zh) * | 2021-04-12 | 2023-12-26 | 中国计量科学研究院 | 共视数据生成方法、用时终端和时间校准*** |
CN114978403B (zh) * | 2022-07-29 | 2022-10-04 | 深圳市英特瑞半导体科技有限公司 | 时钟保持相位偏移值测量方法及装置 |
CN115657448B (zh) * | 2022-12-09 | 2023-03-28 | 电信科学技术第五研究所有限公司 | 用于时钟驯服的频率偏移量分析方法 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6295455B1 (en) * | 1999-06-11 | 2001-09-25 | Telefonaktiebolaget Lm Ericsson (Publ) | Methods and arrangements for locating a mobile telecommunications station |
WO2001072036A2 (en) * | 2000-03-17 | 2001-09-27 | Thomson Licensing S.A. | Method and apparatus for simultaneous recording and displaying two different video programs |
GB2388264A (en) * | 2002-01-10 | 2003-11-05 | Roke Manor Research | GPS based networked time synchronised unit |
EP1408595B1 (en) * | 2002-10-10 | 2017-06-14 | ABB Research Ltd. | Determining parameters of an equivalent circuit representing a transmission section of an electrical network |
US6788249B1 (en) * | 2003-07-23 | 2004-09-07 | Snaptrack Incorporated | System for setting coarse GPS time in a mobile station within an asynchronous wireless network |
-
2007
- 2007-08-06 EP EP07113845A patent/EP2023456A1/en not_active Withdrawn
-
2008
- 2008-06-23 ES ES08774209T patent/ES2357179T3/es active Active
- 2008-06-23 AT AT08774209T patent/ATE492930T1/de not_active IP Right Cessation
- 2008-06-23 EP EP08774209A patent/EP2174397B1/en active Active
- 2008-06-23 BR BRPI0814984-4A2A patent/BRPI0814984A2/pt not_active IP Right Cessation
- 2008-06-23 CN CN2008801020700A patent/CN101772872B/zh active Active
- 2008-06-23 DE DE602008004160T patent/DE602008004160D1/de active Active
- 2008-06-23 WO PCT/EP2008/057931 patent/WO2009019067A1/en active Application Filing
-
2010
- 2010-02-02 US US12/698,641 patent/US7865331B2/en active Active
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102004258A (zh) * | 2010-09-09 | 2011-04-06 | 中国计量科学研究院 | 基于多种gnss***融合的时间频率传递方法和接收机 |
CN102004258B (zh) * | 2010-09-09 | 2012-10-10 | 中国计量科学研究院 | 基于多种gnss***融合的时间频率传递方法和接收机 |
CN105637950A (zh) * | 2013-10-11 | 2016-06-01 | 高通股份有限公司 | 用于无线设备的全球时间同步服务器 |
CN105052006A (zh) * | 2013-12-03 | 2015-11-11 | 智能能源仪器公司 | 用于分布式电力***测量的通信***和方法 |
Also Published As
Publication number | Publication date |
---|---|
ATE492930T1 (de) | 2011-01-15 |
ES2357179T3 (es) | 2011-04-19 |
US7865331B2 (en) | 2011-01-04 |
EP2174397B1 (en) | 2010-12-22 |
US20100138187A1 (en) | 2010-06-03 |
DE602008004160D1 (de) | 2011-02-03 |
CN101772872B (zh) | 2013-05-08 |
WO2009019067A1 (en) | 2009-02-12 |
EP2023456A1 (en) | 2009-02-11 |
BRPI0814984A2 (pt) | 2015-02-03 |
EP2174397A1 (en) | 2010-04-14 |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20191202 Address after: Baden, Switzerland Patentee after: ABB Switzerland Co.,Ltd. Address before: Zurich Patentee before: ABB RESEARCH Ltd. |
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TR01 | Transfer of patent right |
Effective date of registration: 20210707 Address after: Baden, Switzerland Patentee after: ABB grid Switzerland AG Address before: Baden, Switzerland Patentee before: ABB Switzerland Co.,Ltd. |
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TR01 | Transfer of patent right | ||
CP01 | Change in the name or title of a patent holder |
Address after: Swiss Baden Patentee after: Hitachi energy Switzerland AG Address before: Swiss Baden Patentee before: ABB grid Switzerland AG |
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TR01 | Transfer of patent right |
Effective date of registration: 20240118 Address after: Zurich, SUI Patentee after: Hitachi Energy Co.,Ltd. Address before: Swiss Baden Patentee before: Hitachi energy Switzerland AG |
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