CN114938705B - 通信装置、通信装置、存储介质以及延迟时间修正方法 - Google Patents

通信装置、通信装置、存储介质以及延迟时间修正方法 Download PDF

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Publication number
CN114938705B
CN114938705B CN202080092626.3A CN202080092626A CN114938705B CN 114938705 B CN114938705 B CN 114938705B CN 202080092626 A CN202080092626 A CN 202080092626A CN 114938705 B CN114938705 B CN 114938705B
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China
Prior art keywords
time
delay time
packet
communication device
clock
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Chinese (zh)
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CN114938705A (zh
Inventor
中田恒夫
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Denso Corp
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Denso Corp
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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
    • 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
    • H04L43/08—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters
    • H04L43/0852—Delays
    • H04L43/0864—Round trip 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)
CN202080092626.3A 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 Active CN114938705B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020-003656 2020-01-14
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

Publications (2)

Publication Number Publication Date
CN114938705A CN114938705A (zh) 2022-08-23
CN114938705B true CN114938705B (zh) 2024-07-09

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CN202080092626.3A Active 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

Country Status (4)

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

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* 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

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CN101848075A (zh) * 2009-03-26 2010-09-29 索尼公司 接收装置和用于接收装置的时刻校正方法
CN103109491A (zh) * 2010-09-15 2013-05-15 三菱电机株式会社 通信装置及延迟检测方法

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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
US8018972B2 (en) * 2009-06-30 2011-09-13 Alcatel Lucent Timing over packet performance
EP2879322A4 (en) 2012-07-27 2016-04-06 Nec Corp COMMUNICATION DEVICE, TIME SYNCHRONIZATION SYSTEM AND TIME SYNCHRONIZATION PROCEDURE
JP6010802B2 (ja) 2013-02-22 2016-10-19 東日本電信電話株式会社 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
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
JP6501138B2 (ja) 2014-07-18 2019-04-17 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
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
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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
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Patent Citations (2)

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Publication number Priority date Publication date Assignee Title
CN101848075A (zh) * 2009-03-26 2010-09-29 索尼公司 接收装置和用于接收装置的时刻校正方法
CN103109491A (zh) * 2010-09-15 2013-05-15 三菱电机株式会社 通信装置及延迟检测方法

Also Published As

Publication number Publication date
JP7173058B2 (ja) 2022-11-16
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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