SG11202000760SA - Distributed radio transparent clock over a wireless network - Google Patents

Distributed radio transparent clock over a wireless network

Info

Publication number
SG11202000760SA
SG11202000760SA SG11202000760SA SG11202000760SA SG11202000760SA SG 11202000760S A SG11202000760S A SG 11202000760SA SG 11202000760S A SG11202000760S A SG 11202000760SA SG 11202000760S A SG11202000760S A SG 11202000760SA SG 11202000760S A SG11202000760S A SG 11202000760SA
Authority
SG
Singapore
Prior art keywords
wireless network
distributed radio
transparent clock
clock over
radio transparent
Prior art date
Application number
SG11202000760SA
Inventor
Janez Mihelic
Tadej Markovic
Original Assignee
Aviat Networks Inc
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 Aviat Networks Inc filed Critical Aviat Networks Inc
Publication of SG11202000760SA publication Critical patent/SG11202000760SA/en

Links

Classifications

    • 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
    • H04L43/10—Active monitoring, e.g. heartbeat, ping or trace-route
    • H04L43/106—Active monitoring, e.g. heartbeat, ping or trace-route using time related information in packets, e.g. by adding 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
    • H04J3/0638—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
    • 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
    • H04J3/0673—Clock or time synchronisation among packet nodes using intermediate nodes, e.g. modification of a received timestamp before further transmission to the next packet node, e.g. including internal delay time or residence time into the packet
    • 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
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2647—Arrangements specific to the receiver only
    • H04L27/2655—Synchronisation arrangements
    • H04L27/2657—Carrier synchronisation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L47/00—Traffic control in data switching networks
    • H04L47/10—Flow control; Congestion control
    • H04L47/24—Traffic characterised by specific attributes, e.g. priority or QoS
    • H04L47/2466—Traffic characterised by specific attributes, e.g. priority or QoS using signalling traffic
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W56/00—Synchronisation arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W56/00—Synchronisation arrangements
    • H04W56/001—Synchronization between nodes
    • 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
    • H04L43/08—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters
    • H04L43/0852—Delays

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Cardiology (AREA)
  • General Health & Medical Sciences (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
SG11202000760SA 2017-07-26 2018-07-26 Distributed radio transparent clock over a wireless network SG11202000760SA (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201762537375P 2017-07-26 2017-07-26
PCT/US2018/043982 WO2019023515A1 (en) 2017-07-26 2018-07-26 Distributed radio transparent clock over a wireless network

Publications (1)

Publication Number Publication Date
SG11202000760SA true SG11202000760SA (en) 2020-02-27

Family

ID=65038303

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11202000760SA SG11202000760SA (en) 2017-07-26 2018-07-26 Distributed radio transparent clock over a wireless network

Country Status (4)

Country Link
US (5) US10411986B2 (en)
EP (1) EP3659278B1 (en)
SG (1) SG11202000760SA (en)
WO (1) WO2019023515A1 (en)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108023723B (en) * 2016-11-04 2021-07-09 华为技术有限公司 Method for frequency synchronization and slave clock
SG11202000760SA (en) * 2017-07-26 2020-02-27 Aviat Networks Inc Distributed radio transparent clock over a wireless network
SG11202000761VA (en) * 2017-07-26 2020-02-27 Aviat Networks Inc Airframe timestamping technique for point-to-point radio links
US10616085B2 (en) 2017-08-31 2020-04-07 Zte Corporation Residence time measurement for optimizing network services
US11477100B2 (en) * 2017-09-26 2022-10-18 Zte Corporation Residence time measurement for traffic engineered network
US11812398B2 (en) * 2018-03-01 2023-11-07 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for synchronizing radio network nodes
US11496234B2 (en) 2018-06-11 2022-11-08 Skyworks Solutions, Inc. Synchronizing update of time of day counters using time stamp exchange over a control plane
US11526193B2 (en) 2019-03-07 2022-12-13 Skyworks Solutions, Inc. Maintaining the correct time when counter values are transferred between clock domains
US11005585B1 (en) * 2019-12-31 2021-05-11 Juniper Networks, Inc. Transporting client timing information across a network
US11177897B2 (en) * 2020-02-21 2021-11-16 Ciena Corporation Distributed precision time protocol transparent clock
US11088819B1 (en) 2020-03-31 2021-08-10 Silicon Laboratories Inc. Secondary phase compensation assist for PLL IO delay
US11088816B1 (en) 2020-03-31 2021-08-10 Silicon Laboratories Inc. Secondary phase compensation assist for PLL IO delay aligning sync signal to system clock signal
US11290250B2 (en) 2020-04-15 2022-03-29 Skyworks Solutions, Inc. Phase transport with frequency translation without a PLL
CN112566237B (en) * 2020-11-30 2022-11-15 中国科学院国家授时中心 Time synchronization method based on multi-node networking
US11502764B2 (en) 2020-12-28 2022-11-15 Skyworks Solutions, Inc. FSYNC mismatch tracking
US11677672B2 (en) 2021-06-25 2023-06-13 Cornelis Newtorks, Inc. Telemetry-based load-balanced fine-grained adaptive routing in high-performance system interconnect
US11637778B2 (en) * 2021-06-25 2023-04-25 Cornelis Newtorks, Inc. Filter with engineered damping for load-balanced fine-grained adaptive routing in high-performance system interconnect
US11502812B1 (en) 2021-07-14 2022-11-15 Skyworks Solutions, Inc. Data protocol over clock line
US12021960B2 (en) 2021-09-30 2024-06-25 Skyworks Solutions, Inc. Maintaining a virtual time of day
US11831405B2 (en) * 2022-03-11 2023-11-28 Renesas Electronics America Inc. Adaptive filtering for precision time protocol with physical layer support
CN114793143B (en) * 2022-06-27 2022-08-30 北京智芯微电子科技有限公司 Network timing method and device, electronic equipment and readable storage medium
WO2024054912A1 (en) * 2022-09-08 2024-03-14 Microchip Technology Incorporated System and methods for network data processing

Family Cites Families (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7088795B1 (en) 1999-11-03 2006-08-08 Pulse-Link, Inc. Ultra wide band base band receiver
WO2008051123A1 (en) * 2006-10-27 2008-05-02 Telefonaktiebolaget Lm Ericsson (Publ) Method for clock recovery using updated timestamps
EP2150062B1 (en) 2008-07-28 2022-10-26 Imagine Communications Corp. Improved method, system and apparatus for synchronizing signals
US8274998B2 (en) * 2008-10-02 2012-09-25 Cortina Systems, Inc. Systems and methods for packet based timing offset determination using timing adjustment information
EP2187619A1 (en) 2008-11-05 2010-05-19 Harris Corporation Improved method, system and apparatus for synchronizing signals
US8718482B1 (en) 2009-11-10 2014-05-06 Calix, Inc. Transparent clock for precision timing distribution
US8812739B2 (en) * 2009-12-17 2014-08-19 Cisco Technology, Inc. Recalibration of precision clocks in a computer network
US8571014B2 (en) * 2010-03-02 2013-10-29 Vitesse Semiconductor Corporation Distributed packet-based timestamp engine
US8775849B2 (en) 2010-05-10 2014-07-08 Ikanos Communications, Inc. Systems and methods for transporting time-of-day information in a communication system
US9335785B2 (en) 2011-07-20 2016-05-10 Aviat U.S., Inc. Systems and methods of clock synchronization between devices on a network
US8913632B2 (en) 2011-08-05 2014-12-16 Khalifa University Of Science, Technology And Research Method and system for frequency synchronization
US9106353B2 (en) 2011-12-13 2015-08-11 Jds Uniphase Corporation Time synchronization for network testing equipment
US8681772B2 (en) 2012-05-11 2014-03-25 Vitesse Semiconductor Corporation Timing synchronization for networks with radio links
JP2014027437A (en) 2012-07-26 2014-02-06 Sony Corp Communication device, communication system, synchronization processing method, and program
SI3693757T1 (en) 2012-08-10 2022-04-29 Aviat Networks, Inc. Method for phase determination over a wireless link
US9698926B2 (en) 2013-03-15 2017-07-04 Microsemi Frequency And Time Corporation Distributed two-step clock
US9270396B2 (en) 2013-04-11 2016-02-23 Tellabs Operations, Inc. Method and apparatus for providing timing analysis for packet streams over packet carriers
CN104144047B (en) * 2013-05-09 2017-09-29 华为技术有限公司 The synchronous method of communications network system, intermediate node and from node
US9531395B2 (en) 2013-10-02 2016-12-27 Khalifa University Of Science, Technology And Research Method and devices for time and frequency synchronization using a phase locked loop
US20150092796A1 (en) 2013-10-02 2015-04-02 Khalifa University of Science, Technology, and Research Method and devices for time and frequency synchronization
US9692563B2 (en) 2014-04-14 2017-06-27 Cisco Technology, Inc. Upstream contention measurement reporting and mitigation in DOCSIS remote PHY network environments
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
US9671822B2 (en) * 2014-12-11 2017-06-06 Khalifa University Of Science, Technology And Research Method and devices for time transfer using end-to-end transparent clocks
EP3295726B1 (en) 2015-05-14 2020-06-24 Telefonaktiebolaget LM Ericsson (publ) Methods and system for synchronizing nodes in a wireless network
CN106921456B (en) * 2015-12-24 2018-06-19 中国科学院沈阳自动化研究所 Multi-hop wireless backhaul network time synchronization error compensation method based on PTP protocol
US10694526B2 (en) 2016-09-30 2020-06-23 Drexel University Adaptive pursuit learning method to mitigate small-cell interference through directionality
US10856242B2 (en) 2016-11-21 2020-12-01 Phasorlab, Inc. Wireless time and frequency lock loop system
SG11202000761VA (en) 2017-07-26 2020-02-27 Aviat Networks Inc Airframe timestamping technique for point-to-point radio links
SG11202000760SA (en) * 2017-07-26 2020-02-27 Aviat Networks Inc Distributed radio transparent clock over a wireless network

Also Published As

Publication number Publication date
US20190036804A1 (en) 2019-01-31
WO2019023515A1 (en) 2019-01-31
US20210083958A1 (en) 2021-03-18
EP3659278A4 (en) 2021-05-05
EP3659278C0 (en) 2024-02-21
EP3659278B1 (en) 2024-02-21
US10411986B2 (en) 2019-09-10
EP3659278A1 (en) 2020-06-03
US20200007424A1 (en) 2020-01-02
US20240056375A1 (en) 2024-02-15
US10855569B2 (en) 2020-12-01
US20230097554A1 (en) 2023-03-30
US11381490B2 (en) 2022-07-05
US11777829B2 (en) 2023-10-03

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