JP6995984B2 - 統合アクセスバックホール（ｉａｂ）ネットワークにおけるタイミングおよびフレーム構造 - Google Patents

統合アクセスバックホール（ｉａｂ）ネットワークにおけるタイミングおよびフレーム構造 Download PDF

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JP6995984B2
JP6995984B2 JP2020519376A JP2020519376A JP6995984B2 JP 6995984 B2 JP6995984 B2 JP 6995984B2 JP 2020519376 A JP2020519376 A JP 2020519376A JP 2020519376 A JP2020519376 A JP 2020519376A JP 6995984 B2 JP6995984 B2 JP 6995984B2
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synchronization
wireless relay
wireless
node
information
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JP2020537392A (ja
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ナヴィド・アベディーニ
ジュンイ・リ
カール・ゲオルク・ハンペル
ホン・チェン
ジアンホン・ルオ
ジュエルゲン・セザンヌ
ムハンマド・ナズムル・イスラム
スンダル・スブラマニアン
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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
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
    • H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
    • H04B7/2603—Arrangements for wireless physical layer control
    • H04B7/2606—Arrangements for base station coverage control, e.g. by using relays in tunnels
    • 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
    • H04L27/2602—Signal structure
    • H04L27/2605—Symbol extensions, e.g. Zero Tail, Unique Word [UW]
    • H04L27/2607—Cyclic extensions
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L45/00—Routing or path finding of packets in data switching networks
    • H04L45/02—Topology update or discovery
    • H04L45/04—Interdomain routing, e.g. hierarchical routing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L45/00—Routing or path finding of packets in data switching networks
    • H04L45/64—Routing or path finding of packets in data switching networks using an overlay routing layer
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0053—Allocation of signalling, i.e. of overhead other than pilot signals
    • 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
    • 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
    • H04W56/001—Synchronization between nodes
    • H04W56/002—Mutual synchronization
    • 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
    • H04W56/0045—Synchronisation arrangements compensating for timing error of reception due to propagation delay compensating for timing error by altering transmission time
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • H04W72/044—Wireless resource allocation based on the type of the allocated resource
    • H04W72/0446—Resources in time domain, e.g. slots or frames
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/50—Allocation or scheduling criteria for wireless resources
    • H04W72/56—Allocation or scheduling criteria for wireless resources based on priority criteria
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W84/00—Network topologies
    • H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
    • H04W84/04—Large scale networks; Deep hierarchical networks
    • H04W84/042—Public Land Mobile systems, e.g. cellular systems
    • H04W84/047—Public Land Mobile systems, e.g. cellular systems using dedicated repeater stations

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
JP2020519376A 2017-10-09 2018-10-09 統合アクセスバックホール（ｉａｂ）ネットワークにおけるタイミングおよびフレーム構造 Active JP6995984B2 (ja)

Priority Applications (1)

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JP2020097790A JP7313316B2 (ja) 2017-10-09 2020-06-04 統合アクセスバックホール（ｉａｂ）ネットワークにおけるタイミングおよびフレーム構造

Applications Claiming Priority (5)

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US201762570003P 2017-10-09 2017-10-09
US62/570,003 2017-10-09
US16/154,500 2018-10-08
US16/154,500 US10873920B2 (en) 2017-10-09 2018-10-08 Timing and frame structure in an integrated access backhaul (IAB) network
PCT/US2018/055094 WO2019074982A1 (en) 2017-10-09 2018-10-09 TIMING AND FRAME STRUCTURE IN AN INTEGRATED ACCESS LANDSCAPE NETWORK (IAB)

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JP6995984B2 true JP6995984B2 (ja) 2022-01-17

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JP2020519250A Active JP7237068B2 (ja) 2017-10-09 2018-10-09 統合アクセスバックホール（ｉａｂ）ネットワークにおけるタイミングおよびフレーム構造
JP2020097790A Active JP7313316B2 (ja) 2017-10-09 2020-06-04 統合アクセスバックホール（ｉａｂ）ネットワークにおけるタイミングおよびフレーム構造

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JP2020097790A Active JP7313316B2 (ja) 2017-10-09 2020-06-04 統合アクセスバックホール（ｉａｂ）ネットワークにおけるタイミングおよびフレーム構造

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EP (3) EP3695662A1 (cg-RX-API-DMAC7.html)
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KR (3) KR102814923B1 (cg-RX-API-DMAC7.html)
CN (5) CN114143869B (cg-RX-API-DMAC7.html)
BR (1) BR112020006477A2 (cg-RX-API-DMAC7.html)
DE (1) DE112018004512B4 (cg-RX-API-DMAC7.html)
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Families Citing this family (63)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10873888B2 (en) * 2016-07-04 2020-12-22 Lg Electronics Inc. Method for configuring synchronization for mobile relay node in next generation wireless communication system and device for same
US10849085B2 (en) 2017-10-09 2020-11-24 Qualcomm Incorporated Timing and frame structure in an integrated access backhaul (IAB) network
CN110167131B (zh) * 2018-02-14 2020-11-17 华为技术有限公司 一种中继传输的方法及装置
CN118139138A (zh) * 2018-04-04 2024-06-04 联想(北京)有限公司 用于中继站发现的方法及设备
US20190349871A1 (en) * 2018-05-11 2019-11-14 At&T Intellectual Property I, L.P. Over the air synchronization for integrated access backhaul relay nodes
US11569891B2 (en) * 2018-06-26 2023-01-31 Telefonaktiebolaget Lm Ericsson (Publ) Methods, network nodes, and computer programs for transmit timing adjustment
US11399410B2 (en) 2018-07-09 2022-07-26 Qualcomm Incorporated Techniques for controlling timing of downstream nodes in wireless communications
TWI731383B (zh) * 2018-08-07 2021-06-21 南韓商Ｌｇ電子股份有限公司 在無線通訊系統中的節點操作方法及使用該方法的節點
US10820290B2 (en) * 2018-08-13 2020-10-27 At&T Intellectual Property I, L.P. Over the air synchronization by means of a protocol in a next generation wireless network
US11503555B2 (en) * 2018-08-17 2022-11-15 Qualcomm Incorporated Dynamic timing adjustment for new radio integrated access and backhaul node
CN118612839A (zh) * 2018-09-28 2024-09-06 中兴通讯股份有限公司 基于空中接口的发送定时确定方法、设备以及存储介质
CN112789908B (zh) * 2018-10-05 2025-05-13 苹果公司 集成接入和回程(iab)节点的下行链路(dl)发送定时
CN111107010B (zh) * 2018-10-25 2022-11-25 华为技术有限公司 传输控制方法和装置
JP6957443B2 (ja) * 2018-12-11 2021-11-02 株式会社東芝 通信装置、通信方法およびプログラム
US10772134B2 (en) * 2019-01-11 2020-09-08 Lg Electronics Inc. Method of transmitting and receiving signal and apparatus supporting the same in a wireless communication system
CN113303017B (zh) * 2019-01-11 2023-09-29 Lg 电子株式会社 在无线通信系统中发送和接收信号的方法以及支持该方法的装置
WO2020168082A1 (en) * 2019-02-13 2020-08-20 Apple Inc. Broadcasting schemes of tdelta information in fifth generation (5g) new radio (nr) integrated access and backhaul (iab) network
US11991673B2 (en) * 2019-02-19 2024-05-21 Nokia Solutions And Networks Oy Apparatus, method, and computer program
US11310726B2 (en) 2019-03-19 2022-04-19 Samsung Electronics Co., Ltd. Resource allocation and timing handling in cellular mesh networks
EP3949558A1 (en) * 2019-03-26 2022-02-09 Telefonaktiebolaget LM Ericsson (publ) Integrated access backhaul (iab) nodes with negative propagation delay indication
US12022415B2 (en) * 2019-05-03 2024-06-25 Telefonaktiebolaget Lm Ericsson (Publ) Methods to monitor, configure, manage and signal synchronization for integrated access backhaul (IAB) links
US11477743B2 (en) * 2019-05-03 2022-10-18 Qualcomm Incorporated Methods and apparatus for communication of synchronization reliability
CN114041313B (zh) 2019-05-28 2025-03-11 苹果公司 集成接入和回程系统中的方法
CN114175815B (zh) 2019-05-31 2025-07-18 苹果公司 用于动态软资源信令的方法、计算机可读存储设备和系统
US20220345202A1 (en) * 2019-06-20 2022-10-27 Telefonaktiebolaget Lm Ericsson (Publ) Methods and radio access network nodes of an integrated access and backhaul communication network
KR102523996B1 (ko) * 2019-07-08 2023-04-21 엘지전자 주식회사 Iab 노드에 대한 링크 가용성 결정 방법 및 상기 방법을 이용하는 노드
WO2021006594A1 (ko) * 2019-07-08 2021-01-14 엘지전자 주식회사 Iab 노드에 대한 링크 가용성 결정 방법 및 상기 방법을 이용하는 노드
US12213155B2 (en) * 2019-08-02 2025-01-28 Telefonaktiebolaget Lm Ericsson (Publ) Integrated access and backhaul node resource timing
WO2021029707A1 (ko) 2019-08-14 2021-02-18 엘지전자 주식회사 Iab 노드의 하향링크 전송 타이밍 결정 방법
CN112399568A (zh) 2019-08-14 2021-02-23 北京三星通信技术研究有限公司 控制无线中继设备的方法及相应设备
WO2021029714A1 (ko) 2019-08-14 2021-02-18 엘지전자 주식회사 Iab 노드의 du 전송 타이밍에 대한 동기화 방법
EP4014599A1 (en) 2019-08-15 2022-06-22 Nokia Solutions and Networks Oy Integrated access backhaul node downlink timing adjustment in presence of frequency offset
WO2021031304A1 (zh) * 2019-08-16 2021-02-25 华为技术有限公司 一种定时同步方法及装置
US11064449B2 (en) 2019-08-16 2021-07-13 At&T Intellectual Property I, L.P. Over the air synchronization of network nodes
WO2021031037A1 (zh) * 2019-08-16 2021-02-25 华为技术有限公司 一种定时同步方法及装置
CN112398589B (zh) * 2019-08-16 2023-06-02 大唐移动通信设备有限公司 中继网络中数据传输的方法和设备
US11350489B2 (en) 2019-08-20 2022-05-31 Qualcomm Incorporated Indication of a PCI change in a mobile IAB network
US20220338192A1 (en) * 2019-09-26 2022-10-20 Ntt Docomo, Inc. Radio communication node
US20240073839A1 (en) * 2019-10-09 2024-02-29 Ntt Docomo, Inc. Radio communication node
US11765723B2 (en) * 2019-10-11 2023-09-19 Qualcomm Incorporated Scheduling via wireless communication relay
US12289694B2 (en) * 2019-11-18 2025-04-29 Qualcomm Incorporated Methods and apparatus for frequency synchronization communication
CN112954721B (zh) * 2019-11-26 2023-05-16 中兴通讯股份有限公司 回传方法及单元、数据分配方法及控制器、网络系统和介质
JP7307909B2 (ja) * 2019-11-29 2023-07-13 ＰｉｃｏＣＥＬＡ株式会社 無線ノード、無線通信システム、及び、無線通信方法
US11743826B2 (en) * 2019-12-26 2023-08-29 Qualcomm Incorporated Power management priority handling in integrated access and backhaul
US11690054B2 (en) * 2020-01-22 2023-06-27 Qualcomm Incorporated Gap enhancements in wireless networks
KR102857534B1 (ko) * 2020-02-11 2025-09-12 엘지전자 주식회사 멀티플 rx 타이밍을 가진 iab 동작 방법 및 상기 방법을 이용하는 노드
JP7413551B2 (ja) * 2020-02-11 2024-01-15 エルジー エレクトロニクス インコーポレイティド 複数のタイミングが設定されたｉａｂノードの通信方法及び装置
EP4138432A4 (en) * 2020-02-13 2023-10-25 Ntt Docomo, Inc. WIRELESS COMMUNICATION NODES
EP4115662A4 (en) 2020-03-02 2023-12-13 Telefonaktiebolaget LM ERICSSON (PUBL) ANTENNA SYNCHRONIZATION OVER THE AIR IN A WIRELESS COMMUNICATIONS NETWORK
CN115299124A (zh) * 2020-03-27 2022-11-04 夏普株式会社 集成接入和回程网络的功率报告
EP4133811A1 (en) * 2020-04-08 2023-02-15 Telefonaktiebolaget LM Ericsson (publ.) Aligning du/mt transmission timing
US20230276275A1 (en) * 2020-08-14 2023-08-31 Qualcomm Incorporated Round-trip time measurement procedure on reciprocal cross-link interference measurement resources
US11743802B2 (en) * 2020-10-07 2023-08-29 Qualcomm Incorporated Timing management for wireless remote units
US12028823B2 (en) 2020-10-07 2024-07-02 Qualcomm Incorporated Timing adjustment for wireless remote units
US20220132508A1 (en) * 2020-10-23 2022-04-28 At&T Intellectual Property I, L.P. Resource coordination for multiple parent integrated access and backhaul
US20220141894A1 (en) * 2020-11-02 2022-05-05 Qualcomm Incorporated Triggering migration to enable inter-donor topology adaptation in a wireless network
SE546287C2 (en) * 2021-02-22 2024-09-24 Net Insight Ab Robust time distribution and synchronization in computer and radio access networks
WO2022205315A1 (en) * 2021-04-01 2022-10-06 Apple Inc. Integrated access and backhaul radio link handover
US11751219B2 (en) 2021-04-22 2023-09-05 T-Mobile Innovations Llc Radio frequency allocation among wireless user equipment and integrated access and backhaul mobile terminations
KR102517143B1 (ko) * 2021-06-14 2023-04-04 (주) 에이앤티에스 중계기 및 그 동작 방법
KR102517142B1 (ko) * 2021-06-14 2023-04-04 (주) 에이앤티에스 중계기 및 그 동작 방법
JP7780527B2 (ja) * 2021-07-29 2025-12-04 株式会社Ｎｔｔドコモ 無線通信ノード及び無線通信方法
IL297176B2 (en) * 2022-10-07 2023-12-01 Runcom Communications Ltd Wireless networks Integrated access in physical layer and Fronthaul (IAF)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011004373A (ja) 2009-06-22 2011-01-06 Ntt Docomo Inc 移動通信方法、無線基地局及びリレーノード
JP2015023541A (ja) 2013-07-23 2015-02-02 株式会社Ｎｔｔドコモ 無線基地局、ユーザ端末及び無線通信方法
JP2016521520A (ja) 2013-05-10 2016-07-21 クゥアルコム・インコーポレイテッドＱｕａｌｃｏｍｍ Ｉｎｃｏｒｐｏｒａｔｅｄ ネットワーク同期のための方法および装置
JP2016524370A (ja) 2013-05-07 2016-08-12 ゼットティーイー コーポレーションＺｔｅ Ｃｏｒｐｏｒａｔｉｏｎ リンク確立の方法、基地局及びシステム

Family Cites Families (75)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1000405A (en) 1910-10-29 1911-08-15 Christopher J Healy Varnish-filter.
US1032143A (en) 1910-12-08 1912-07-09 Bedford Katusky Window-sash.
JP4267092B2 (ja) 1998-07-07 2009-05-27 富士通株式会社 時刻同期方法
US8363744B2 (en) * 2001-06-10 2013-01-29 Aloft Media, Llc Method and system for robust, secure, and high-efficiency voice and packet transmission over ad-hoc, mesh, and MIMO communication networks
ES2341876T3 (es) * 2001-03-09 2010-06-29 Qualcomm Incorporated Procedimiento de sincronizacion de temporizacion de simbolos en sistemas de comunicaciones.
US7646752B1 (en) 2003-12-31 2010-01-12 Nortel Networks Limited Multi-hop wireless backhaul network and method
CN1964521B (zh) * 2005-11-11 2010-05-12 上海贝尔阿尔卡特股份有限公司 一种在无线通信网络中的无线自回传方法及装置
US8300570B2 (en) * 2006-06-02 2012-10-30 Research In Motion Limited Ranging regions for wireless communication relay stations
US7570962B2 (en) 2006-07-12 2009-08-04 Intel Corporation Wireless access network base station and method for determining location information for a mobile station using uplink time-difference of arrival
JP4952135B2 (ja) * 2006-08-17 2012-06-13 富士通株式会社 無線端末、中継局、無線基地局及び通信方法
US20080285473A1 (en) 2007-05-14 2008-11-20 Motorola, Inc. Access and backhaul frame interlacing from time division duplex wireless communication system
US8867983B2 (en) * 2007-09-19 2014-10-21 Fujitsu Semiconductor Limited Method and apparatus for controlling a relay station in a multi-hop relay network
JP2009211574A (ja) * 2008-03-06 2009-09-17 Hitachi Ltd 作業品質を測定するサーバ及び作業品質を測定するセンサネットワークシステム
US8189494B2 (en) 2008-05-23 2012-05-29 Honeywell International Inc. System and method for merging clusters of wireless nodes in a wireless network
WO2010093221A2 (ko) * 2009-02-16 2010-08-19 엘지전자주식회사 무선통신 시스템에서 중계국의 신호 송수신 방법 및 장치
US8614975B2 (en) 2008-09-19 2013-12-24 Qualcomm Incorporated Synchronizing a base station in a wireless communication system
KR101460107B1 (ko) 2008-10-27 2014-11-12 삼성전자주식회사 무선 통신 시스템에서 순환 전치 길이 변경 방법 및 이를 위한 시스템
US8260217B2 (en) 2008-10-30 2012-09-04 Taiwan Gomet Technology Co., Ltd. Bidirectional wireless microphone system with automatic login function
US8867430B2 (en) * 2008-10-31 2014-10-21 Lg Electronics Inc. Method and apparatus for performing HARQ process in wireless communication system
US20100150022A1 (en) 2008-12-17 2010-06-17 Research In Motion Corporation System and Method for a Relay Protocol Stack
KR101489189B1 (ko) * 2008-12-23 2015-02-06 삼성전자주식회사 이동성 네트워크 시스템에서 프리엠블 변경 방법 및 이를 위한 시스템
US8774081B2 (en) * 2009-02-11 2014-07-08 Lg Electronics Inc. Method for transmitting an uplink signal and feedback information, and relay apparatus using the method
USRE47099E1 (en) 2009-02-12 2018-10-23 Lg Electronics Inc. Method for avoiding interference
EP2398161A4 (en) 2009-02-16 2017-05-10 LG Electronics Inc. Method and apparatus for transmitting and receiving signal from relay station in radio communication system
US8537724B2 (en) * 2009-03-17 2013-09-17 Motorola Mobility Llc Relay operation in a wireless communication system
US8730938B2 (en) * 2009-04-08 2014-05-20 Qualcomm Incorporated Minimizing the impact of self synchronization on wireless communication devices
US8774230B2 (en) 2009-04-08 2014-07-08 Qualcomm Incorporated Conveying synchronization stratum information
US8649281B2 (en) 2009-04-27 2014-02-11 Samsung Electronics Co., Ltd. Control design for backhaul relay to support multiple HARQ processes
US9042296B2 (en) * 2009-07-23 2015-05-26 Qualcomm Incorporated Synchronization of devices in a wireless communication network
KR101017277B1 (ko) 2009-09-23 2011-02-28 성균관대학교산학협력단 동기식 매체 접근 제어 프로토콜을 사용하는 무선 멀티 홉 네트워크를 위한 방법
US8644821B2 (en) * 2009-10-28 2014-02-04 Taiwan Gomet Technology Co., Ltd. Method of beacon synchronization for base stations
EP2498553B1 (en) * 2009-11-05 2016-07-13 Sharp Kabushiki Kaisha Wireless communication system, relay station apparatus, and wireless communication method
US8576755B2 (en) 2010-01-11 2013-11-05 Qualcomm Incorporated Apparatus and method for relay transition time
KR101803015B1 (ko) * 2010-02-10 2017-12-01 주식회사 골드피크이노베이션즈 다수의 요소 반송파를 운영하는 무선 통신 시스템에서 업링크 동기를 설정하는 방법 및 장치
WO2011097770A1 (en) 2010-02-15 2011-08-18 Nokia Siemens Networks Oy Synchronisation in a communication system
KR20110109820A (ko) * 2010-03-31 2011-10-06 엘지에릭슨 주식회사 백홀링크 타이밍 제어 방법 및 그를 위한 릴레이 시스템
US20110249619A1 (en) 2010-04-13 2011-10-13 Yi Yu Wireless communication system using multiple-serving nodes
US9136997B2 (en) * 2010-05-04 2015-09-15 Qualcomm Incorporated Methods and apparatuses for using channel state information reference signals
CN102347815B (zh) * 2010-07-24 2016-03-30 中兴通讯股份有限公司 一种中继网络的pucch发送方法和系统
CN102088763B (zh) * 2010-08-11 2014-04-02 电信科学技术研究院 中继定时调整方法、系统和设备
CN102083135B (zh) * 2010-08-20 2013-10-16 电信科学技术研究院 长期演进升级系统中的中继下行数据发送方法和设备
WO2012093826A2 (ko) * 2011-01-03 2012-07-12 엘지전자 주식회사 무선 통신 시스템에서 상향링크 제어 정보를 전송하는 방법 및 이를 위한 장치
US9357514B2 (en) 2011-03-18 2016-05-31 Alcatel Lucent Methods for synchronizing macro cell and small cell systems
US20130122917A1 (en) 2011-05-13 2013-05-16 Qualcomm Incorporated Method and apparatus for time and frequency tracking in clustered femtocell deployments
JP2013051540A (ja) 2011-08-31 2013-03-14 Sharp Corp 無線中継通信システム、無線通信システム、移動局装置データベース、基地局装置、無線局装置、集積回路、コンピュータプログラムおよび記録媒体
WO2013066222A1 (en) * 2011-11-01 2013-05-10 Telefonaktiebolaget L M Ericsson (Publ) Relay node, main unit for a relay node and method therein
US9351277B2 (en) * 2011-11-04 2016-05-24 Intel Corporation Timing synchronization for downlink (DL) transmissions in coordinated multipoint (CoMP) systems
KR101740937B1 (ko) 2011-12-15 2017-05-30 한국전자통신연구원 애드 혹 네트워크 시스템에서 분산 동기를 수행하는 방법
US10588101B2 (en) * 2012-01-06 2020-03-10 Qualcomm Incorporated Long term evoluton (LTE) user equipment relays having a licensed wireless or wired backhaul link and an unlicensed access link
JP5210441B1 (ja) * 2012-01-10 2013-06-12 株式会社エヌ・ティ・ティ・ドコモ 無線リソースの管理方法および管理装置
US20130185617A1 (en) 2012-01-12 2013-07-18 Texas Instruments Incorporated Wireless backhaul communication
WO2013108904A1 (ja) 2012-01-19 2013-07-25 京セラ株式会社 移動通信システム、基地局、及び通信制御方法
US20130286902A1 (en) 2012-04-27 2013-10-31 Qualcomm Incorporated Flexible special subframe configuration for tdd in lte
WO2014014165A1 (en) * 2012-07-15 2014-01-23 Lg Electronics Inc. Method for transmitting downlink signal at a relay node in a wireless communication system and appatatus therefor
CN102821457B (zh) * 2012-08-02 2015-03-04 北京中科晶上科技有限公司 基于软件无线电的时钟同步方法和软件无线电系统
JP6179597B2 (ja) * 2012-10-19 2017-08-16 富士通株式会社 セルハンドオーバー及び再構成の方法及び装置
CN104919722A (zh) 2012-11-09 2015-09-16 爱立信-Lg株式会社 用于移动对象的中继系统
US9184968B2 (en) 2013-07-17 2015-11-10 Telefonaktiebolaget L M Ericsson (Publ) Apparatuses, methods, and computer program products for selecting a cyclic prefix length
EP3072339B1 (en) * 2013-11-20 2019-02-27 LG Electronics Inc. Method and apparatus for network synchronization
US10004050B2 (en) * 2014-05-22 2018-06-19 Qualcomm Incorporated Method and apparatus for synchronizing and propagating state information in wireless downlink/uplink
US10080206B2 (en) * 2014-12-10 2018-09-18 Lg Electronics Inc. Method of selecting synchronization source in wireless communication system and apparatus therefor
CN107113871B (zh) * 2014-12-31 2021-01-08 瑞典爱立信有限公司 对ue到中继ap的随机接入进行定时
US20160219578A1 (en) * 2015-01-28 2016-07-28 Electronics And Telecommunications Research Institute Cooperative multi-antenna transmitting and receiving method and apparatus for mobile communication system, and method for configuring cluster for the same
CN107211308B (zh) * 2015-01-30 2021-01-01 瑞典爱立信有限公司 用于无线回程路径上的传送协调的方法和网络节点
EP3289814B1 (en) * 2015-04-30 2019-11-13 Telefonaktiebolaget LM Ericsson (publ) Methods used in radio nodes and associated radio nodes
TWI673987B (zh) * 2016-03-18 2019-10-01 聯發科技股份有限公司 用於ofdm符元之靈活訊框架構之方法以及使用者設備
US10873888B2 (en) 2016-07-04 2020-12-22 Lg Electronics Inc. Method for configuring synchronization for mobile relay node in next generation wireless communication system and device for same
US10206232B2 (en) * 2016-09-29 2019-02-12 At&T Intellectual Property I, L.P. Initial access and radio resource management for integrated access and backhaul (IAB) wireless networks
US10172071B2 (en) * 2016-10-21 2019-01-01 Qualcomm Incorporated Directional synchronization in assisted millimeter wave systems
US10433269B2 (en) * 2016-11-02 2019-10-01 Samsung Electronics Co., Ltd. Method and system for integrated backhaul and wireless access network
KR102292994B1 (ko) * 2017-03-23 2021-08-26 삼성전자 주식회사 무선 통신 시스템에서 타이밍 조정 방법 및 장치
CN110809904A (zh) * 2017-07-01 2020-02-18 英特尔公司 用于运载工具无线电通信的方法和设备
CN111316731B (zh) * 2017-09-11 2023-06-06 韦勒斯标准与技术协会公司 无线通信系统中的上行链路传输和下行链路接收的方法、设备和系统
US10849085B2 (en) 2017-10-09 2020-11-24 Qualcomm Incorporated Timing and frame structure in an integrated access backhaul (IAB) network
US11202272B2 (en) 2017-11-17 2021-12-14 Qualcomm Incorporated Beam-specific timing advance groups

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011004373A (ja) 2009-06-22 2011-01-06 Ntt Docomo Inc 移動通信方法、無線基地局及びリレーノード
JP2016524370A (ja) 2013-05-07 2016-08-12 ゼットティーイー コーポレーションＺｔｅ Ｃｏｒｐｏｒａｔｉｏｎ リンク確立の方法、基地局及びシステム
JP2016521520A (ja) 2013-05-10 2016-07-21 クゥアルコム・インコーポレイテッドＱｕａｌｃｏｍｍ Ｉｎｃｏｒｐｏｒａｔｅｄ ネットワーク同期のための方法および装置
JP2015023541A (ja) 2013-07-23 2015-02-02 株式会社Ｎｔｔドコモ 無線基地局、ユーザ端末及び無線通信方法

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
AT & T，NR Initial Access Procedure Design[online]，3GPP TSG RAN WG1 #87 R1-1612361，2016年11月18日

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