JP6693746B2 - 分散型周波数同期を可能にするための方法および装置 - Google Patents

分散型周波数同期を可能にするための方法および装置 Download PDF

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JP6693746B2
JP6693746B2 JP2015542847A JP2015542847A JP6693746B2 JP 6693746 B2 JP6693746 B2 JP 6693746B2 JP 2015542847 A JP2015542847 A JP 2015542847A JP 2015542847 A JP2015542847 A JP 2015542847A JP 6693746 B2 JP6693746 B2 JP 6693746B2
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clock rate
synchronization signal
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fastest
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JP2015535164A (ja
JP2015535164A5 (enExample
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サウラブ・アール・タヴィルダール
トーマス・ジェイ・リチャードソン
ジュンイ・リ
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クアルコム，インコーポレイテッド
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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
    • H04J3/0638—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
    • H04J3/0664—Clock or time synchronisation among packet nodes using timestamps unidirectional 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
    • H04J3/0641—Change of the master or reference, e.g. take-over or failure of the master
    • 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
    • H04W56/0015—Synchronization between nodes one node acting as a reference for the others
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W56/00—Synchronisation arrangements
    • H04W56/0035—Synchronisation arrangements detecting errors in frequency or phase

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
JP2015542847A 2012-11-16 2013-11-15 分散型周波数同期を可能にするための方法および装置 Active JP6693746B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US13/679,101 2012-11-16
US13/679,101 US8923464B2 (en) 2012-11-16 2012-11-16 Methods and apparatus for enabling distributed frequency synchronization
PCT/US2013/070396 WO2014078719A1 (en) 2012-11-16 2013-11-15 Methods and apparatus for enabling distributed frequency synchronization

Publications (3)

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JP2015535164A JP2015535164A (ja) 2015-12-07
JP2015535164A5 JP2015535164A5 (enExample) 2016-12-15
JP6693746B2 true JP6693746B2 (ja) 2020-05-13

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JP2015542847A Active JP6693746B2 (ja) 2012-11-16 2013-11-15 分散型周波数同期を可能にするための方法および装置

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US (2) US8923464B2 (enExample)
EP (1) EP2920900B1 (enExample)
JP (1) JP6693746B2 (enExample)
KR (1) KR102144018B1 (enExample)
CN (2) CN108063645A (enExample)
WO (1) WO2014078719A1 (enExample)

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WO2015062747A1 (en) 2013-11-01 2015-05-07 Huawei Technologies Co.,Ltd Transmitter, receiver and method for generating synchronisation signals
US9615341B2 (en) * 2013-11-01 2017-04-04 Futurewei Technologies, Inc. System and method for transmitting a synchronization signal
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KR102198701B1 (ko) * 2014-07-03 2021-01-05 삼성전자주식회사 멀티미디어 시스템에서 정보를 송수신하는 방법 및 장치
WO2016018107A1 (ko) * 2014-07-30 2016-02-04 엘지전자(주) 무선 통신 시스템에서 단말 간 동기화를 수행하기 위한 방법 및 장치
CN104363658B (zh) * 2014-11-06 2019-03-22 东莞宇龙通信科技有限公司 直通资源的管理方法和直通资源的管理系统
US9356775B1 (en) * 2015-07-09 2016-05-31 Xilinx, Inc. Clock data recovery (CDR) phase walk scheme in a phase-interpolater-based transceiver system
PT3357285T (pt) * 2015-10-02 2021-09-24 Ericsson Telefon Ab L M Sincronização de relógios numa rede de comunicações
GB2544120B (en) * 2015-11-09 2021-02-24 Tcl Communication Ltd Systems and methods for measuring signals
JP2019527972A (ja) * 2016-07-29 2019-10-03 華為技術有限公司Ｈｕａｗｅｉ Ｔｅｃｈｎｏｌｏｇｉｅｓ Ｃｏ．，Ｌｔｄ． デバイス間通信方法およびユーザ機器
CN110366101B (zh) * 2019-07-26 2023-06-06 杭州微萤科技有限公司 一种uwb集中式计算实现大规模定位的方法
CN110446156B (zh) * 2019-07-26 2023-06-06 杭州微萤科技有限公司 一种uwb分布式计算实现大规模定位的方法
SE546287C2 (en) * 2021-02-22 2024-09-24 Net Insight Ab Robust time distribution and synchronization in computer and radio access networks
US11722980B1 (en) * 2022-12-12 2023-08-08 Ultralogic 6G, Llc Guard-space timestamp point for precision synchronization in 5G and 6G

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CA2091962A1 (en) * 1992-03-31 1993-10-01 Mark L. Witsaman Clock synchronization system
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JP2001221874A (ja) * 2000-02-14 2001-08-17 Toshiba Corp 時刻同期方式
CA2301436A1 (en) * 2000-03-20 2001-09-20 Peter Renaud Method and system for multi-protocol clock recovery and generation
US6686803B1 (en) * 2000-07-10 2004-02-03 Silicon Laboratories, Inc. Integrated circuit incorporating circuitry for determining which of at least two possible frequencies is present on an externally provided reference signal and method therefor
US6831523B1 (en) * 2000-07-10 2004-12-14 Silicon Laboratories Inc. Auto-detection between referenceless and reference clock mode of operation
US6944188B2 (en) * 2001-02-21 2005-09-13 Wi-Lan, Inc. Synchronizing clocks across a communication link
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US20030084190A1 (en) * 2001-10-25 2003-05-01 Kimball Robert H. Apparatus and system for maintaining accurate time in a wireless environment
US7551591B2 (en) * 2003-09-11 2009-06-23 Infineon Technologies Ag Method for data transmission within a wireless local area network
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US8923464B2 (en) * 2012-11-16 2014-12-30 Qualcomm Incorporated Methods and apparatus for enabling distributed frequency synchronization
US9137763B2 (en) * 2012-11-16 2015-09-15 Qualcomm Incorporated Methods and apparatus for enabling distributed frequency synchronization

Also Published As

Publication number Publication date
EP2920900A1 (en) 2015-09-23
KR20150087275A (ko) 2015-07-29
US20140140456A1 (en) 2014-05-22
US8923464B2 (en) 2014-12-30
JP2015535164A (ja) 2015-12-07
KR102144018B1 (ko) 2020-08-12
WO2014078719A1 (en) 2014-05-22
US20150110101A1 (en) 2015-04-23
US9621289B2 (en) 2017-04-11
CN108063645A (zh) 2018-05-22
CN104798325B (zh) 2018-11-23
CN104798325A (zh) 2015-07-22
EP2920900B1 (en) 2023-05-10

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