BRPI1014145A2 - método, equipamento e sistema para implementação de transmissão multipontos coordenada. - Google Patents

método, equipamento e sistema para implementação de transmissão multipontos coordenada.

Info

Publication number
BRPI1014145A2
BRPI1014145A2 BRPI1014145A BRPI1014145A BRPI1014145A2 BR PI1014145 A2 BRPI1014145 A2 BR PI1014145A2 BR PI1014145 A BRPI1014145 A BR PI1014145A BR PI1014145 A BRPI1014145 A BR PI1014145A BR PI1014145 A2 BRPI1014145 A2 BR PI1014145A2
Authority
BR
Brazil
Prior art keywords
equipment
multipoint transmission
coordinated multipoint
implementing coordinated
implementing
Prior art date
Application number
BRPI1014145A
Other languages
English (en)
Inventor
Feng Ye
Guolin Sun
Xiujuan Gao
Original Assignee
Huawei Tech Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Huawei Tech Co Ltd filed Critical Huawei Tech Co Ltd
Publication of BRPI1014145A2 publication Critical patent/BRPI1014145A2/pt

Links

Classifications

    • 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
    • H04B7/022—Site diversity; Macro-diversity
    • H04B7/024—Co-operative use of antennas of several sites, e.g. in co-ordinated multipoint or co-operative multiple-input multiple-output [MIMO] systems
    • 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
    • H04L27/2647—Arrangements specific to the receiver only
    • H04L27/2655—Synchronisation arrangements
    • H04L27/2657—Carrier synchronisation
    • 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
    • H04L27/2647—Arrangements specific to the receiver only
    • H04L27/2655—Synchronisation arrangements
    • H04L27/2689—Link with other circuits, i.e. special connections between synchronisation arrangements and other circuits for achieving synchronisation
    • 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
    • H04L27/2647—Arrangements specific to the receiver only
    • H04L27/2655—Synchronisation arrangements
    • H04L27/2689—Link with other circuits, i.e. special connections between synchronisation arrangements and other circuits for achieving synchronisation
    • H04L27/2695—Link with other circuits, i.e. special connections between synchronisation arrangements and other circuits for achieving synchronisation with channel estimation, e.g. determination of delay spread, derivative or peak tracking
    • 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
    • H04B7/0626—Channel coefficients, e.g. channel state information [CSI]

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
BRPI1014145A 2009-12-31 2010-11-15 método, equipamento e sistema para implementação de transmissão multipontos coordenada. BRPI1014145A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN2009102607588A CN102118825B (zh) 2009-12-31 2009-12-31 实现多点联合传输的方法、终端及系统
PCT/CN2010/078713 WO2011079655A1 (zh) 2009-12-31 2010-11-15 实现多点联合传输的方法、终端及系统

Publications (1)

Publication Number Publication Date
BRPI1014145A2 true BRPI1014145A2 (pt) 2016-04-26

Family

ID=44217375

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI1014145A BRPI1014145A2 (pt) 2009-12-31 2010-11-15 método, equipamento e sistema para implementação de transmissão multipontos coordenada.

Country Status (5)

Country Link
US (1) US8599810B2 (pt)
EP (1) EP2437451B1 (pt)
CN (1) CN102118825B (pt)
BR (1) BRPI1014145A2 (pt)
WO (1) WO2011079655A1 (pt)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102118825B (zh) 2009-12-31 2013-12-04 华为技术有限公司 实现多点联合传输的方法、终端及系统
US8803735B2 (en) * 2010-11-19 2014-08-12 Agjunction Llc Portable base station network for local differential GNSS corrections
US8638867B2 (en) 2011-04-27 2014-01-28 Broadcom Corporation Methods and apparatus for compensating for propagation delays in coordinated multi-point transmission
WO2012152993A1 (en) * 2011-05-10 2012-11-15 Nokia Corporation Delay feedback for coordinated multi-point transmission
US8731001B2 (en) 2011-05-31 2014-05-20 Broadcom Corporation Methods and apparatus for determining participants in coordinated multi-point transmission
WO2013027987A2 (ko) * 2011-08-19 2013-02-28 엘지전자 주식회사 Rrh(remote radio head)를 포함하고 있는 매크로 셀 환경에서 단말이 상향링크 전송 전력을 결정하는 방법 및 그 단말 장치
JP5911265B2 (ja) * 2011-11-07 2016-04-27 株式会社Ｎｔｔドコモ 無線通信システム、無線基地局装置、ユーザ端末及び無線通信方法
US9008712B2 (en) 2012-01-05 2015-04-14 Industrial Technology Research Institute Method and communication device for handling time offsets between communication device and transmission points
CN103249080B (zh) * 2012-02-03 2016-03-30 中国移动通信集团公司 一种确定基站的天线校准系数的方法、系统以及装置
CN103580782B (zh) * 2012-07-24 2017-10-17 华为技术有限公司 无线通信系统的基带处理装置和无线通信系统
US9276729B2 (en) * 2012-12-07 2016-03-01 Intel Deutschland Gmbh Determination of a noise and interference covariance measure
CN104113367B (zh) * 2013-04-19 2018-03-13 上海交通大学 混合协作多点传输系统中的反馈方法及相关的用户设备
CN105471790B (zh) 2014-08-04 2020-05-15 北京三星通信技术研究有限公司 适用于分布式天线系统的协作传输方法、基站及终端
CN105846950A (zh) * 2015-01-15 2016-08-10 中兴通讯股份有限公司 相干jt的实现方法和装置
CN105847197B (zh) * 2015-01-16 2020-03-17 中兴通讯股份有限公司 一种获取发送信号的方法和装置
US10470242B2 (en) * 2016-11-18 2019-11-05 Qualcomm Incorporated Phase compensation reference signal in NR-SS CoMP
CN108365997B (zh) * 2017-01-26 2021-12-14 华为技术有限公司 一种信息传输方法和装置
US10616839B2 (en) * 2017-04-27 2020-04-07 Qualcomm Incorporated Over-the-air phase synchronizatin for reciprocity-based comp joint transmission
CN111698005B (zh) 2019-03-15 2022-07-29 华为技术有限公司 用于获取波束权值的方法和装置
CN112218379B (zh) * 2019-07-12 2022-03-22 中国科学院信息工程研究所 一种基于联合发送的移动通信动态干扰协调方法和系统
CN112448783B (zh) * 2019-08-30 2022-09-02 华为技术有限公司 一种数据传输的时延补偿方法、终端设备以及trp
CN115348610B (zh) * 2022-10-18 2023-03-24 成都市以太节点科技有限公司 一种毫米波多链路自适应通信方法、电子设备及存储介质

Family Cites Families (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10223564A1 (de) 2002-05-27 2003-12-11 Siemens Ag Verfahren zur Übertragung von Informationen in einem Funkkommunikationssystem mit Sendestation und Empfangsstationen mit jeweils einer Antenne mit mehreren Antennenelementen und Funkkommunikationssystem
US7366089B2 (en) * 2003-10-08 2008-04-29 Atheros Communications, Inc. Apparatus and method of multiple antenna receiver combining of high data rate wideband packetized wireless communication signals
EP1533968B1 (en) * 2003-11-11 2010-08-25 NTT DoCoMo, Inc. Signal reception device and method of signal reception timing detection
US7599420B2 (en) * 2004-07-30 2009-10-06 Rearden, Llc System and method for distributed input distributed output wireless communications
US20080130674A1 (en) * 2004-04-09 2008-06-05 Messaoud Ahmed-Ouameur Method and System For Multi-User Channel Estimation in Ds-Cdma Systems
EP2017973A1 (en) 2007-07-20 2009-01-21 Lucent Technologies Inc. Method and apparatuses for selecting a subchannels subset in wireless communications network using relays
US20090122853A1 (en) * 2007-11-12 2009-05-14 Acorn Technologies, Inc. Channel tracking methods for subspace equalizers
US8050369B2 (en) * 2008-04-14 2011-11-01 Telefonaktiebolaget Lm Ericsson (Publ) System and method of receiving and processing multicommunication signals
US8520537B2 (en) * 2008-08-08 2013-08-27 Futurewei Technologies, Inc. System and method for synchronized and coordinated beam switching and scheduling in a wireless communications system
US8380240B2 (en) * 2008-11-03 2013-02-19 Texas Instruments Incorporated Enabling coordinated multi-point reception
KR101619446B1 (ko) * 2008-12-02 2016-05-10 엘지전자 주식회사 하향링크 ｍｉｍｏ시스템에 있어서 ｒｓ 전송 방법
CN101453438B (zh) 2008-12-11 2011-05-25 上海无线通信研究中心 提高多点协作传输效率的方法
EP2200245B1 (en) * 2008-12-19 2012-08-15 Telefonaktiebolaget L M Ericsson (publ) A receiver and a method for mobile communications
CN101483873B (zh) * 2008-12-26 2010-09-08 西安电子科技大学 一种结合小区间干扰协调的上行多点协作实现方法
EP2211512B1 (en) * 2009-01-23 2017-12-27 Telefonaktiebolaget LM Ericsson (publ) Method and arrangement of delay spread compensation
US8095077B2 (en) * 2009-02-05 2012-01-10 Cambridge Silicon Radio Limited Signal power estimation
CN101494491B (zh) * 2009-03-04 2013-04-17 北京邮电大学 一种多天线系统中的接收信号处理方法和装置
US8107983B2 (en) * 2009-03-16 2012-01-31 Telefonaktiebolaget L M Ericsson Systems and method for coordinated multipoint downlink transmissions
US20100238984A1 (en) * 2009-03-19 2010-09-23 Motorola, Inc. Spatial Information Feedback in Wireless Communication Systems
US8744014B2 (en) * 2009-04-24 2014-06-03 Mediatek Inc. Method and apparatus for coordinated MIMO signal transmission among multiple cells in wireless OFDM systems
US8208397B2 (en) * 2009-04-24 2012-06-26 Telefonaktiebolaget L M Ericsson (Publ) Efficient uplink transmission of channel state information
US8830920B2 (en) * 2009-06-17 2014-09-09 Qualcomm Incorporated Resource block reuse for coordinated multi-point transmission
US8873650B2 (en) * 2009-10-12 2014-10-28 Motorola Mobility Llc Configurable spatial channel information feedback in wireless communication system
US9432164B2 (en) * 2009-10-15 2016-08-30 Qualcomm Incorporated Method and apparatus for reference signal sequence mapping in wireless communication
US8509705B2 (en) * 2009-11-02 2013-08-13 Motorola Mobility Llc Differential closed-loop transmission feedback in wireless communication systems
CN102118825B (zh) 2009-12-31 2013-12-04 华为技术有限公司 实现多点联合传输的方法、终端及系统
US20110164691A1 (en) * 2010-01-06 2011-07-07 Motorola, Inc. Closed-loop transmission feedback in wireless communication systems

Also Published As

Publication number Publication date
US20120093143A1 (en) 2012-04-19
US8599810B2 (en) 2013-12-03
EP2437451A4 (en) 2012-04-04
WO2011079655A1 (zh) 2011-07-07
CN102118825A (zh) 2011-07-06
EP2437451B1 (en) 2020-03-04
CN102118825B (zh) 2013-12-04
EP2437451A1 (en) 2012-04-04

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Legal Events

Date Code Title Description
B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B06U Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette]
B15K Others concerning applications: alteration of classification

Free format text: A CLASSIFICACAO ANTERIOR ERA: H04B 7/06

Ipc: H04B 7/024 (2017.01), H04L 27/26 (1968.09), H04B 7

B11B Dismissal acc. art. 36, par 1 of ipl - no reply within 90 days to fullfil the necessary requirements