JP7173058B2 - 通信装置、及び通信装置に用いられるプログラム及び方法 - Google Patents

通信装置、及び通信装置に用いられるプログラム及び方法 Download PDF

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Publication number
JP7173058B2
JP7173058B2 JP2020003656A JP2020003656A JP7173058B2 JP 7173058 B2 JP7173058 B2 JP 7173058B2 JP 2020003656 A JP2020003656 A JP 2020003656A JP 2020003656 A JP2020003656 A JP 2020003656A JP 7173058 B2 JP7173058 B2 JP 7173058B2
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Prior art keywords
time
delay time
packet
communication device
communication
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Japanese (ja)
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JP2021111898A (ja
JP2021111898A5 (https=
Inventor
恒夫 中田
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Denso Corp
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Denso Corp
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Priority to JP2020003656A priority Critical patent/JP7173058B2/ja
Priority to PCT/JP2020/039283 priority patent/WO2021145039A1/ja
Priority to CN202080092626.3A priority patent/CN114938705B/zh
Publication of JP2021111898A publication Critical patent/JP2021111898A/ja
Publication of JP2021111898A5 publication Critical patent/JP2021111898A5/ja
Priority to US17/861,804 priority patent/US12192936B2/en
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Publication of JP7173058B2 publication Critical patent/JP7173058B2/ja
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W56/00—Synchronisation arrangements
    • H04W56/004—Synchronisation arrangements compensating for timing error of reception due to propagation delay
    • 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
    • H04L43/0864—Round trip delays
    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G5/00—Setting, i.e. correcting or changing, the time-indication
    • 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
    • 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

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Environmental & Geological Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Cardiology (AREA)
  • General Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
JP2020003656A 2020-01-14 2020-01-14 通信装置、及び通信装置に用いられるプログラム及び方法 Active JP7173058B2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2020003656A JP7173058B2 (ja) 2020-01-14 2020-01-14 通信装置、及び通信装置に用いられるプログラム及び方法
PCT/JP2020/039283 WO2021145039A1 (ja) 2020-01-14 2020-10-19 通信装置、及び通信装置に用いられるプログラム及び方法
CN202080092626.3A CN114938705B (zh) 2020-01-14 2020-10-19 通信装置、通信装置、存储介质以及延迟时间修正方法
US17/861,804 US12192936B2 (en) 2020-01-14 2022-07-11 Communication device, method for communication device, and program product for communication device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2020003656A JP7173058B2 (ja) 2020-01-14 2020-01-14 通信装置、及び通信装置に用いられるプログラム及び方法

Publications (3)

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JP2021111898A JP2021111898A (ja) 2021-08-02
JP2021111898A5 JP2021111898A5 (https=) 2022-01-06
JP7173058B2 true JP7173058B2 (ja) 2022-11-16

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JP2020003656A Active JP7173058B2 (ja) 2020-01-14 2020-01-14 通信装置、及び通信装置に用いられるプログラム及び方法

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US (1) US12192936B2 (https=)
JP (1) JP7173058B2 (https=)
CN (1) CN114938705B (https=)
WO (1) WO2021145039A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN120239090A (zh) * 2023-12-28 2025-07-01 维沃移动通信有限公司 信号处理方法、时延基准点指示方法、装置及设备

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014016993A1 (ja) 2012-07-27 2014-01-30 日本電気株式会社 通信装置、時刻同期システム及び時刻同期方法
JP2014165582A (ja) 2013-02-22 2014-09-08 Nippon Telegraph & Telephone East Corp 時刻同期システム、時刻同期方法、スレーブノード及びコンピュータプログラム
JP2016025474A (ja) 2014-07-18 2016-02-08 セイコーソリューションズ株式会社 遅延測定方法、遅延測定装置、及びプログラム

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JP3480701B2 (ja) * 1999-08-06 2003-12-22 日本電気株式会社 パケットネットワーク伝送遅延測定方法およびプログラムを記録した機械読み取り可能な記録媒体
JP4668158B2 (ja) * 2006-11-01 2011-04-13 エヌ・ティ・ティ・コムウェア株式会社 遅延測定システムおよび方法
US20090003379A1 (en) * 2007-06-27 2009-01-01 Samsung Electronics Co., Ltd. System and method for wireless communication of uncompressed media data having media data packet synchronization
US7844725B2 (en) * 2008-07-28 2010-11-30 Vantrix Corporation Data streaming through time-varying transport media
JP5224996B2 (ja) 2008-09-29 2013-07-03 京セラ株式会社 無線通信装置
JP5369814B2 (ja) * 2009-03-26 2013-12-18 ソニー株式会社 受信装置および受信装置の時刻修正方法
US8018972B2 (en) * 2009-06-30 2011-09-13 Alcatel Lucent Timing over packet performance
DE112010005881B4 (de) * 2010-09-15 2021-08-19 Mitsubishi Electric Corporation Kommunikationsvorrichtung und Verzögerungserfassungsverfahren
JP6203064B2 (ja) * 2014-01-21 2017-09-27 株式会社東芝 時刻同期クライアント、システム、及びプログラム
JP2016034065A (ja) * 2014-07-31 2016-03-10 株式会社日立製作所 制御装置及びネットワークシステム
DE102015200625A1 (de) * 2015-01-16 2016-07-21 Bayerische Motoren Werke Aktiengesellschaft Einlegeelement für ein faserverstärktes Rohr
US10938585B2 (en) * 2015-03-16 2021-03-02 Qualcomm Incorporated Location and range determination using broadcast messages
JP6569450B2 (ja) 2015-10-08 2019-09-04 株式会社デンソー 情報処理装置および情報処理システム
JP6536398B2 (ja) * 2015-12-25 2019-07-03 株式会社デンソー 無線通信システムおよび無線通信端末
US10470156B2 (en) * 2016-06-03 2019-11-05 Locix, Inc. Systems and methods for coarse and fine time of flight estimates for precise radio frequency localization in the presence of multiple communication paths
US11212227B2 (en) * 2019-05-17 2021-12-28 Pensando Systems, Inc. Rate-optimized congestion management
US12069602B2 (en) * 2019-08-22 2024-08-20 Skylo Technologies, Inc. Time delay estimations between wireless nodes
US11329745B2 (en) * 2019-08-22 2022-05-10 Skylo Technologies, Inc. Dynamically estimating a propagation time between a first node and a second node of a wireless network
US11191053B1 (en) * 2020-08-06 2021-11-30 Facebook, Inc. Network-based clock for time distribution across a wireless network

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014016993A1 (ja) 2012-07-27 2014-01-30 日本電気株式会社 通信装置、時刻同期システム及び時刻同期方法
JP2014165582A (ja) 2013-02-22 2014-09-08 Nippon Telegraph & Telephone East Corp 時刻同期システム、時刻同期方法、スレーブノード及びコンピュータプログラム
JP2016025474A (ja) 2014-07-18 2016-02-08 セイコーソリューションズ株式会社 遅延測定方法、遅延測定装置、及びプログラム

Also Published As

Publication number Publication date
CN114938705B (zh) 2024-07-09
US12192936B2 (en) 2025-01-07
JP2021111898A (ja) 2021-08-02
CN114938705A (zh) 2022-08-23
US20220353053A1 (en) 2022-11-03
WO2021145039A1 (ja) 2021-07-22

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