SG11202000760SA - Distributed radio transparent clock over a wireless network - Google Patents
Distributed radio transparent clock over a wireless networkInfo
- 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
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)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201762537375P | 2017-07-26 | 2017-07-26 | |
PCT/US2018/043982 WO2019023515A1 (fr) | 2017-07-26 | 2018-07-26 | Horloge radio transparente distribuée sur un réseau sans fil |
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 (fr) |
EP (1) | EP3659278B1 (fr) |
SG (1) | SG11202000760SA (fr) |
WO (1) | WO2019023515A1 (fr) |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
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 (zh) * | 2020-11-30 | 2022-11-15 | 中国科学院国家授时中心 | 一种基于多节点组网的时间同步方法 |
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 (zh) * | 2022-06-27 | 2022-08-30 | 北京智芯微电子科技有限公司 | 网络校时方法、装置、电子设备及可读存储介质 |
WO2024054912A1 (fr) * | 2022-09-08 | 2024-03-14 | Microchip Technology Incorporated | Système et procédés de traitement de données de réseau |
Family Cites Families (29)
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 (fr) * | 2006-10-27 | 2008-05-02 | Telefonaktiebolaget Lm Ericsson (Publ) | Procédé de récupération d'horloge utilisant des estampilles temporelles mises à jour |
EP2150062B1 (fr) | 2008-07-28 | 2022-10-26 | Imagine Communications Corp. | Procédé, système et appareil améliorés pour la synchronisation de signaux |
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 (fr) | 2008-11-05 | 2010-05-19 | Harris Corporation | Procédé, système et appareil améliorés pour la synchronisation de signaux |
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 (ja) | 2012-07-26 | 2014-02-06 | Sony Corp | 通信装置、通信システム、および同期処理方法、並びにプログラム |
SI3693757T1 (sl) | 2012-08-10 | 2022-04-29 | Aviat Networks, Inc. | Metoda za določanje faze preko brezžične povezave |
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 (zh) * | 2013-05-09 | 2017-09-29 | 华为技术有限公司 | 通信网络系统的同步方法、中间节点和从节点 |
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 (fr) | 2015-05-14 | 2020-06-24 | Telefonaktiebolaget LM Ericsson (publ) | Procédé et système de synchronisation de noeuds dans un réseau sans fil |
CN106921456B (zh) * | 2015-12-24 | 2018-06-19 | 中国科学院沈阳自动化研究所 | 基于ptp协议的多跳无线回程网络时间同步误差补偿方法 |
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 |
-
2018
- 2018-07-26 SG SG11202000760SA patent/SG11202000760SA/en unknown
- 2018-07-26 EP EP18837583.6A patent/EP3659278B1/fr active Active
- 2018-07-26 US US16/046,948 patent/US10411986B2/en active Active
- 2018-07-26 WO PCT/US2018/043982 patent/WO2019023515A1/fr unknown
-
2019
- 2019-09-10 US US16/566,747 patent/US10855569B2/en active Active
-
2020
- 2020-12-01 US US17/108,330 patent/US11381490B2/en active Active
-
2022
- 2022-07-05 US US17/857,935 patent/US11777829B2/en active Active
-
2023
- 2023-08-25 US US18/455,989 patent/US20240056375A1/en active Pending
Also Published As
Publication number | Publication date |
---|---|
US20190036804A1 (en) | 2019-01-31 |
WO2019023515A1 (fr) | 2019-01-31 |
US20210083958A1 (en) | 2021-03-18 |
EP3659278A4 (fr) | 2021-05-05 |
EP3659278C0 (fr) | 2024-02-21 |
EP3659278B1 (fr) | 2024-02-21 |
US10411986B2 (en) | 2019-09-10 |
EP3659278A1 (fr) | 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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