JP5797639B2 - ワイヤレス通信におけるリレー基地局のための事前通信 - Google Patents

ワイヤレス通信におけるリレー基地局のための事前通信 Download PDF

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Publication number
JP5797639B2
JP5797639B2 JP2012507364A JP2012507364A JP5797639B2 JP 5797639 B2 JP5797639 B2 JP 5797639B2 JP 2012507364 A JP2012507364 A JP 2012507364A JP 2012507364 A JP2012507364 A JP 2012507364A JP 5797639 B2 JP5797639 B2 JP 5797639B2
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Prior art keywords
base station
ofdm symbol
signal
wireless
ofdm
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JP2012525069A (ja
Inventor
パランキ、ラビ
ゴロコブ、アレクセイ・ユリエビッチ
クハンデカー、アーモド・ディンカー
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Qualcomm Inc
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Qualcomm Inc
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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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
    • H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
    • H04B7/0621—Feedback content
    • H04B7/0632—Channel quality parameters, e.g. channel quality indicator [CQI]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
    • H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
    • H04B7/0636—Feedback format
    • H04B7/0639—Using selective indices, e.g. of a codebook, e.g. pre-distortion matrix index [PMI] or for beam selection
    • 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
    • H04L5/0001—Arrangements for dividing the transmission path
    • H04L5/0003—Two-dimensional division
    • H04L5/0005—Time-frequency
    • H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A) or DMT
    • 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
    • H04L5/0001—Arrangements for dividing the transmission path
    • H04L5/0014—Three-dimensional division
    • H04L5/0023—Time-frequency-space
    • 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
    • H04L5/0044—Allocation of payload; Allocation of data channels, e.g. PDSCH or PUSCH
    • 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
    • H04L5/005—Allocation of pilot signals, i.e. of signals known to the receiver of common pilots, i.e. pilots destined for multiple users or terminals
    • 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
    • H04L5/0058—Allocation criteria
    • H04L5/006—Quality of the received signal, e.g. BER, SNR, water filling
    • 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
    • H04L5/0091—Signalling for the administration of the divided path, e.g. signalling of configuration information
    • 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
    • H04L5/14—Two-way operation using the same type of signal, i.e. duplex
    • H04L5/16—Half-duplex systems; Simplex/duplex switching; Transmission of break signals non-automatically inverting the direction of transmission
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0002—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate
    • H04L1/0003—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate by switching between different modulation schemes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W56/00—Synchronisation arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/20—Control channels or signalling for resource management
    • H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Relay Systems (AREA)
JP2012507364A 2009-04-21 2010-04-21 ワイヤレス通信におけるリレー基地局のための事前通信 Active JP5797639B2 (ja)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US17138709P 2009-04-21 2009-04-21
US61/171,387 2009-04-21
US12/763,788 2010-04-20
US12/763,788 US9154352B2 (en) 2009-04-21 2010-04-20 Pre-communication for relay base stations in wireless communication
PCT/US2010/031959 WO2010124033A2 (en) 2009-04-21 2010-04-21 Pre-communiction for relay base stations in wireless communication

Related Child Applications (1)

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JP2013194703A Division JP2014042261A (ja) 2009-04-21 2013-09-19 ワイヤレス通信におけるリレー基地局のための事前通信

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JP2012525069A JP2012525069A (ja) 2012-10-18
JP5797639B2 true JP5797639B2 (ja) 2015-10-21

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JP2012507364A Active JP5797639B2 (ja) 2009-04-21 2010-04-21 ワイヤレス通信におけるリレー基地局のための事前通信
JP2013194703A Pending JP2014042261A (ja) 2009-04-21 2013-09-19 ワイヤレス通信におけるリレー基地局のための事前通信
JP2015117572A Active JP6113786B2 (ja) 2009-04-21 2015-06-10 ワイヤレス通信におけるリレー基地局のための事前通信

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JP2015117572A Active JP6113786B2 (ja) 2009-04-21 2015-06-10 ワイヤレス通信におけるリレー基地局のための事前通信

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US (1) US9154352B2 (enExample)
EP (1) EP2422501B1 (enExample)
JP (3) JP5797639B2 (enExample)
KR (2) KR20140040273A (enExample)
CN (1) CN102405627B (enExample)
TW (1) TW201126947A (enExample)
WO (1) WO2010124033A2 (enExample)

Families Citing this family (80)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8873585B2 (en) 2006-12-19 2014-10-28 Corning Optical Communications Wireless Ltd Distributed antenna system for MIMO technologies
WO2008078195A2 (en) 2006-12-26 2008-07-03 Dali Systems Co., Ltd. Method and system for baseband predistortion linearization in multi-channel wideband communication systems
EP2313990B1 (en) * 2008-08-12 2018-05-23 BlackBerry Limited Enabling downlink transparent relay in a wireless communications network
US9118386B2 (en) * 2009-04-22 2015-08-25 Lg Electronics Inc. Method and apparatus for transmitting a reference signal in a relay communication system
CN101882978A (zh) * 2009-05-04 2010-11-10 中兴通讯股份有限公司 一种中继站下行协作重传的方法和装置
CN101895925B (zh) 2009-05-22 2014-11-05 中兴通讯股份有限公司 一种实现中继站下行协作重传的方法及中继站
US8665775B2 (en) * 2009-05-24 2014-03-04 Lg Electronics Inc. Method and apparatus in which a relay station makes a hybrid automatic repeat request in a multi-carrier system
WO2010148119A2 (en) * 2009-06-19 2010-12-23 Research In Motion Limited Downlink reference signal for type ii relay
FR2947414A1 (fr) * 2009-06-24 2010-12-31 Thomson Licensing Procedes d'emission pour un reseau sans fil et procede de reception correspondant.
TWI454082B (zh) * 2009-06-29 2014-09-21 Htc Corp 處理行動裝置行動性的方法及其相關通訊裝置
US9014138B2 (en) * 2009-08-07 2015-04-21 Blackberry Limited System and method for a virtual carrier for multi-carrier and coordinated multi-point network operation
JP5149257B2 (ja) * 2009-10-02 2013-02-20 シャープ株式会社 無線通信システム、通信装置および無線通信方法
US9030971B2 (en) * 2010-07-20 2015-05-12 Qualcomm Incorporated Simultaneous operation of short range wireless systems with a mobile wireless broadband system
US8976770B2 (en) 2010-07-27 2015-03-10 Lg Electronics Inc. Method and device whereby base station allocates nodes to terminal in a semi-static fashion in multi-node system
RS61552B1 (sr) * 2010-08-11 2021-04-29 Samsung Electronics Co Ltd Uređaj i postupak za slanje i prijem signala u sistemu za mobilnu komunikaciju
US8682338B2 (en) 2010-09-14 2014-03-25 Dali Systems Co., Ltd. Remotely reconfigurable distributed antenna system and methods
CN107682021B (zh) * 2010-08-17 2020-02-18 大力系统有限公司 远程地可重新配置的远程无线电头单元
CN102457965B (zh) * 2010-10-15 2014-06-18 电信科学技术研究院 载波聚合场景下中继节点的资源分配方法和设备
US8681651B2 (en) 2010-11-05 2014-03-25 Qualcomm Incorporated Reference signal reception and channel state information determination for multiple nodes in a wireless communication network
EP2651047B1 (en) 2010-12-07 2017-08-30 LG Electronics Inc. Method and device for communication between terminals in wireless communication system
US20120163357A1 (en) * 2010-12-24 2012-06-28 Electronics And Telecommunications Research Institute Method of retransmitting and receiving packets in heterogeneous network environment
EP2673892A4 (en) 2011-02-07 2016-09-14 Intel Corp COPHASING EMISSIONS FROM MULTIPLE INFRASTRUCTURE N UDS
US9544108B2 (en) 2011-02-11 2017-01-10 Qualcomm Incorporated Method and apparatus for enabling channel and interference estimations in macro/RRH system
US8995400B2 (en) 2011-02-11 2015-03-31 Qualcomm Incorporated Method and apparatus for enabling channel and interference estimations in macro/RRH system
US9426703B2 (en) 2011-02-11 2016-08-23 Qualcomm Incorporated Cooperation and operation of macro node and remote radio head deployments in heterogeneous networks
US9054842B2 (en) 2011-02-14 2015-06-09 Qualcomm Incorporated CRS (common reference signal) and CSI-RS (channel state information reference signal) transmission for remote radio heads (RRHs)
CN102932937B (zh) * 2011-08-11 2015-11-25 上海贝尔股份有限公司 蜂窝通信系统中的用户设备调度方法和设备
BR112014010783A2 (pt) 2011-11-04 2017-06-13 Intel Corp sincronização de temporização para transmissões de downlink (dl) em sistemas multipontos coordenados (comp)
US9014085B2 (en) * 2011-11-28 2015-04-21 At&T Intellectual Property I, L.P. Internet protocol session persistence for mobile communications
GB2497939B (en) 2011-12-22 2017-01-04 Sca Ipla Holdings Inc Telecommunications apparatus and methods
US9275540B2 (en) 2012-02-06 2016-03-01 Neocific, Inc. Methods and apparatus for contingency communications
US10057032B2 (en) 2012-03-28 2018-08-21 Lg Electronics Inc. Method and device for transmitting data for half-duplex device
EP2832012A1 (en) 2012-03-30 2015-02-04 Corning Optical Communications LLC Reducing location-dependent interference in distributed antenna systems operating in multiple-input, multiple-output (mimo) configuration, and related components, systems, and methods
US9253785B2 (en) * 2012-05-04 2016-02-02 Broadcom Corporation Multi-cell incremental redundancy
WO2013183331A1 (ja) * 2012-06-05 2013-12-12 ソニー株式会社 通信制御装置、基地局、端末装置及び通信制御方法
US8902907B2 (en) * 2012-10-05 2014-12-02 Futurewei Technologies, Inc. Terminal based grouping virtual transmission and reception in wireless networks
EP2915301B1 (en) * 2012-10-31 2017-09-20 CommScope Technologies LLC Digital baseband transport in telecommunications distribution systems
WO2014085115A1 (en) 2012-11-29 2014-06-05 Corning Cable Systems Llc HYBRID INTRA-CELL / INTER-CELL REMOTE UNIT ANTENNA BONDING IN MULTIPLE-INPUT, MULTIPLE-OUTPUT (MIMO) DISTRIBUTED ANTENNA SYSTEMS (DASs)
EP2941066B1 (en) 2013-04-07 2019-06-12 Huawei Technologies Co., Ltd. Method and apparatus for transmitting common signal
CN104113881B (zh) * 2013-04-16 2019-09-17 中兴通讯股份有限公司 一种无线资源管理方法、宏基站及低功率节点
EP3576309B1 (en) 2013-04-17 2020-12-02 CommScope Technologies LLC Extracting sub-bands from signals in a frequency domain
US9264205B2 (en) * 2013-10-22 2016-02-16 Qualcomm Incorporated Full duplex communication in the presence of mixed full and half duplex users
US9525472B2 (en) 2014-07-30 2016-12-20 Corning Incorporated Reducing location-dependent destructive interference in distributed antenna systems (DASS) operating in multiple-input, multiple-output (MIMO) configuration, and related components, systems, and methods
EP2991242A1 (en) * 2014-08-27 2016-03-02 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Controller for a SUDA system
US9729267B2 (en) 2014-12-11 2017-08-08 Corning Optical Communications Wireless Ltd Multiplexing two separate optical links with the same wavelength using asymmetric combining and splitting
US10098099B2 (en) * 2015-01-26 2018-10-09 Qualcomm Incorporated Low latency group acknowledgements
CN108432337B (zh) * 2015-10-13 2021-05-07 华为技术有限公司 一种用于管理向用户设备分发多个文件的基站和方法
CN105356979A (zh) * 2015-12-11 2016-02-24 中山大学 一种基于双路径并行传输的无线传感网络代码分发方法
US10187864B2 (en) * 2016-04-01 2019-01-22 Qualcomm Incorporated Timing advance design for enhanced component carrier
US10367672B2 (en) * 2016-09-28 2019-07-30 Qualcomm Incorporated Enhancements to phase-noise compensation reference signal design and scrambling
CN109792287B (zh) 2016-09-30 2021-10-22 华为技术有限公司 一种传输响应消息的方法和装置
US11166262B2 (en) * 2017-01-05 2021-11-02 FG Innovation Company Limited Long physical uplink control channel (PUCCH) design for 5th generation (5G) new radio (NR)
CN108282275B (zh) 2017-01-06 2021-09-14 华为技术有限公司 数据传输方法及装置
KR102559576B1 (ko) 2017-01-10 2023-07-25 한국전자통신연구원 엑스홀 네트워크에서 저지연 서비스를 위한 통신 방법
EP4145753A1 (en) * 2017-02-06 2023-03-08 Motorola Mobility LLC Method and apparatus for short pdcch operation
WO2018170886A1 (zh) * 2017-03-24 2018-09-27 华为技术有限公司 一种数据传输方法、装置和系统
US11063715B2 (en) 2017-03-29 2021-07-13 Telefonaktiebolaget Lm Ericsson (Publ) Multi numerology transmission method for a radio communication system
CN107172709B (zh) * 2017-04-17 2019-10-01 南京邮电大学 一种基于中继网络的无线虚拟化资源管理分配方法
KR102465266B1 (ko) * 2017-05-24 2022-11-11 한국전자통신연구원 Miso 동작을 위한 게이트웨이 시그널링 방법 및 이를 위한 장치
WO2018216999A1 (ko) * 2017-05-24 2018-11-29 한국전자통신연구원 Miso 동작을 위한 게이트웨이 시그널링 방법 및 이를 위한 장치
KR102758629B1 (ko) * 2017-06-07 2025-01-22 한국전자통신연구원 주파수/타이밍 옵셋을 위한 게이트웨이 시그널링 방법 및 이를 위한 장치
WO2018226028A1 (ko) * 2017-06-07 2018-12-13 한국전자통신연구원 주파수/타이밍 옵셋을 위한 게이트웨이 시그널링 방법 및 이를 위한 장치
US11032844B2 (en) * 2017-06-22 2021-06-08 Qualcomm Incorporated Physical shared channel transmission to acknowledgement delay optimization
US10999007B2 (en) * 2018-01-23 2021-05-04 Qualcomm Incorporated Techniques and apparatuses for spatial diversity in a coordinated multipoint network
US11172407B2 (en) * 2018-03-16 2021-11-09 Qualcomm Incorporated Resource partitioning based on traffic type
US10892883B2 (en) * 2018-03-27 2021-01-12 Qualcomm Incorporated Resource coordination for half duplex communications
CN110536406B (zh) 2018-09-27 2023-05-26 中兴通讯股份有限公司 传输定时方法及装置、基站、计算机可读存储介质
US11178726B2 (en) * 2018-10-19 2021-11-16 Qualcomm Incorporated User equipment cooperative multipoint reception and transmission
US11831571B2 (en) 2018-10-31 2023-11-28 Qualcomm Incorporated Transport block transmission using different spatial parameters
US11122442B2 (en) 2018-12-11 2021-09-14 At&T Intellectual Property I, L.P. Transferring coverage enhancement information from terminal adapter to terminal equipment
CN111565454A (zh) * 2019-02-14 2020-08-21 索尼公司 电子装置、无线通信方法和计算机可读介质
WO2020231523A1 (en) * 2019-05-13 2020-11-19 Google Llc Parallel beamforming training with coordinated base stations
CN112235710B (zh) * 2019-06-26 2024-04-09 京东科技信息技术有限公司 用于室内定位的方法、基站、定位标签及室内定位系统
CN114175515A (zh) * 2019-09-19 2022-03-11 谷歌有限责任公司 用户设备协调集合选择性参加
CN112073353B (zh) * 2020-09-09 2023-07-04 浙江树人学院（浙江树人大学） 基于fpga的lte-u通信系统
CN114696935B (zh) * 2020-12-30 2025-01-24 中信科智联科技有限公司 同步方法、装置及终端设备
US20240171219A1 (en) * 2021-03-09 2024-05-23 Google Llc Communication between a ue and wirelessly interconnected base stations
US12438666B2 (en) 2022-07-08 2025-10-07 T-Mobile Usa, Inc. User-specific demodulation reference signals
CN115278177B (zh) * 2022-07-29 2025-08-29 上海圆大鱼科技有限公司 基于线性规模无线组网的铁路护路无线监控的方法及装置
CN118234006B (zh) * 2024-05-23 2024-09-03 山东浪潮数据库技术有限公司 提高自组网同步性能的方法、系统、设备及介质

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2768354B2 (ja) 1996-07-15 1998-06-25 日本電気株式会社 中継方式及びこれに用いる送信装置及び中継装置
US7020110B2 (en) * 2002-01-08 2006-03-28 Qualcomm Incorporated Resource allocation for MIMO-OFDM communication systems
US20040047284A1 (en) * 2002-03-13 2004-03-11 Eidson Donald Brian Transmit diversity framing structure for multipath channels
US8135337B2 (en) 2005-11-29 2012-03-13 Telefonaktiebolaget Lm Ericsson Scheduling in a wireless multi-hop relay network
US8243693B2 (en) * 2006-08-01 2012-08-14 Samsung Electronics Co., Ltd. Apparatus and method for broadcast pilot transmission in a wireless communication network
JP4952138B2 (ja) * 2006-08-17 2012-06-13 富士通株式会社 中継局、無線基地局及び通信方法
EP1940189B1 (en) * 2006-12-27 2020-04-15 Samsung Electronics Co., Ltd. Apparatus and method for computing a resource allocation of a relay station
US8417255B2 (en) 2007-03-16 2013-04-09 Qualcomm Incorporated Data transmission and power control in a multihop relay communication system
US8670704B2 (en) * 2007-03-16 2014-03-11 Qualcomm Incorporated Pilot transmission by relay stations in a multihop relay communication system
KR101402252B1 (ko) 2007-07-11 2014-06-27 삼성전자주식회사 릴레이 시스템에 있어서, 최적 전송 모드 결정 방법과 최적전송 모드 결정을 위한 프레임 구조
KR101404677B1 (ko) * 2007-09-03 2014-06-09 삼성전자주식회사 중계기를 기반으로 하는 무선통신 시스템에서 무선자원을효율적으로 이용하기 위한 방법 및 장치
EP2313990B1 (en) * 2008-08-12 2018-05-23 BlackBerry Limited Enabling downlink transparent relay in a wireless communications network
US8036137B2 (en) * 2008-11-25 2011-10-11 General Dynamics C4 Systems, Inc. Methods and apparatus for supporting a half-duplex mode of operation for user equipment communications in a radio communication system
US20100157826A1 (en) * 2008-12-19 2010-06-24 Telefonaktiebolaget Lm Local communication between mobile stations via one or more relay stations

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JP2014042261A (ja) 2014-03-06
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US9154352B2 (en) 2015-10-06
WO2010124033A2 (en) 2010-10-28
JP2012525069A (ja) 2012-10-18
JP6113786B2 (ja) 2017-04-12
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EP2422501A2 (en) 2012-02-29

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