WO2013189410A3 - 导频符号承载及处理方法、装置 - Google Patents

导频符号承载及处理方法、装置 Download PDF

Info

Publication number
WO2013189410A3
WO2013189410A3 PCT/CN2013/082010 CN2013082010W WO2013189410A3 WO 2013189410 A3 WO2013189410 A3 WO 2013189410A3 CN 2013082010 W CN2013082010 W CN 2013082010W WO 2013189410 A3 WO2013189410 A3 WO 2013189410A3
Authority
WO
WIPO (PCT)
Prior art keywords
dmrs
ports
pilot symbol
bearing
processing method
Prior art date
Application number
PCT/CN2013/082010
Other languages
English (en)
French (fr)
Other versions
WO2013189410A2 (zh
Inventor
郭森宝
孙云锋
张文峰
张峻峰
Original Assignee
中兴通讯股份有限公司
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 中兴通讯股份有限公司 filed Critical 中兴通讯股份有限公司
Publication of WO2013189410A2 publication Critical patent/WO2013189410A2/zh
Publication of WO2013189410A3 publication Critical patent/WO2013189410A3/zh

Links

Classifications

    • 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
    • H04L27/261—Details of reference signals
    • H04L27/2613—Structure of the reference signals
    • 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
    • H04B7/0413—MIMO systems
    • H04B7/0456—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting
    • 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
    • H04B7/0617—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 for beam forming
    • 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 signaling, i.e. of overhead other than pilot signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Transmission System (AREA)

Abstract

本发明公开了一种导频符号承载方法，包括：将一个或多个解调参考信号DMRS端口映射到一个或多个资源上；按时域或频域位置将多个DMRS端口分为一个或两个或四个DMRS端口组，并为不同组的DMRS端口分配不同的预编码权值或波束成形权值，相同DMRS端口组中的多个DMRS端口采用码分复用CDM方式复用相同的时频资源。本发明同时公开了一种导频符号处理方法，以及实现前述方法的装置。本发明的技术方案，通过合理地分配DMRS在OFDM符号中的承载位置，减少DMRS的开销，提升了有效数据的承载量，并能保证接收端信道解调的品质。
PCT/CN2013/082010 2013-01-18 2013-08-21 导频符号承载及处理方法、装置 WO2013189410A2 (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201310027148.X 2013-01-18
CN201310027148.XA CN103944847B (zh) 2013-01-18 2013-01-18 导频符号承载及处理方法、装置

Publications (2)

Publication Number Publication Date
WO2013189410A2 WO2013189410A2 (zh) 2013-12-27
WO2013189410A3 true WO2013189410A3 (zh) 2014-02-13

Family

ID=49769553

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2013/082010 WO2013189410A2 (zh) 2013-01-18 2013-08-21 导频符号承载及处理方法、装置

Country Status (2)

Country Link
CN (1) CN103944847B (zh)
WO (1) WO2013189410A2 (zh)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106817772B (zh) 2015-11-27 2020-04-14 华为技术有限公司 一种传输数据的方法及装置
CN106856426B (zh) 2015-12-09 2019-07-19 电信科学技术研究院 一种dmrs指示方法、终端及基站
CN106982184B (zh) * 2016-01-15 2020-11-10 中兴通讯股份有限公司 一种实现测量参考符号传输的方法及装置
CN107046431B (zh) * 2016-02-05 2021-09-03 中兴通讯股份有限公司 信息的传输、接收方法及装置
CN107276733B (zh) * 2016-04-08 2019-11-29 北京华为数字技术有限公司 一种确定dmrs的端口映射的方法、基站和终端
CN107733611B9 (zh) * 2016-08-12 2022-07-01 中兴通讯股份有限公司 准共位置信息的处理方法及装置
CN108024342B (zh) * 2016-11-04 2023-04-18 中兴通讯股份有限公司 一种配置解调参考信号的方法及装置
CN108667586B (zh) * 2017-04-01 2019-08-27 华为技术有限公司 传输dmrs的方法和装置
CN109150434A (zh) * 2017-06-16 2019-01-04 华为技术有限公司 传输信息的方法和装置
CN109150433B (zh) * 2017-06-16 2022-02-01 展讯通信（上海）有限公司 Dmrs端口调度和接收的设置方法、基站、终端及可读介质
CN117792597A (zh) * 2017-07-17 2024-03-29 华为技术有限公司 用于传输dmrs的方法和通信设备
CN112399627B (zh) 2019-08-14 2023-09-01 华为技术有限公司 一种dmrs端口确定方法及通信装置
CN112751598B (zh) * 2019-10-31 2022-11-11 华为技术有限公司 一种预编码矩阵的处理方法和通信装置

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100303034A1 (en) * 2009-05-27 2010-12-02 Runhua Chen Dual-Layer Beam Forming in Cellular Networks
CN102036297A (zh) * 2010-12-24 2011-04-27 大唐移动通信设备有限公司 物理下行控制信道发送及检测方法、系统和设备
CN102158319A (zh) * 2010-02-12 2011-08-17 中兴通讯股份有限公司 一种基于混合复用解调参考符号的预编码方法及装置
CN102170646A (zh) * 2010-02-26 2011-08-31 电信科学技术研究院 中继系统回程链路资源配置方法、系统及装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101867949B (zh) * 2009-04-20 2015-05-20 中兴通讯股份有限公司 信道测量导频与物理资源块的映射方法
CN102857458B (zh) * 2011-06-30 2018-01-02 中兴通讯股份有限公司 导频符号确定方法及装置
CN102868430B (zh) * 2011-07-05 2017-06-27 中兴通讯股份有限公司 一种开环mimo系统的参考信号处理方法和系统

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100303034A1 (en) * 2009-05-27 2010-12-02 Runhua Chen Dual-Layer Beam Forming in Cellular Networks
CN102158319A (zh) * 2010-02-12 2011-08-17 中兴通讯股份有限公司 一种基于混合复用解调参考符号的预编码方法及装置
CN102170646A (zh) * 2010-02-26 2011-08-31 电信科学技术研究院 中继系统回程链路资源配置方法、系统及装置
CN102036297A (zh) * 2010-12-24 2011-04-27 大唐移动通信设备有限公司 物理下行控制信道发送及检测方法、系统和设备

Also Published As

Publication number Publication date
CN103944847A (zh) 2014-07-23
WO2013189410A2 (zh) 2013-12-27
CN103944847B (zh) 2019-06-18

Similar Documents

Publication Publication Date Title
WO2013189410A3 (zh) 导频符号承载及处理方法、装置
WO2011087345A3 (en) Method and apparatus for allocating channel state information-reference signal in wireless communication system
BR112017017154A2 (pt) aperfeiçoamento dmrs para mu-mimo de ordem mais elevada
WO2015187720A3 (en) High efficiency orthogonal frequency division multiplexing (ofdm) physical layer (phy)
WO2014042422A3 (en) Method and apparatus for transmitting channel state information-reference signals in wireless communication system
WO2016064218A3 (ko) Mtc 기기의 상향링크 채널 및 복조 참조 신호 전송 방법
BR112018010417A2 (pt) canalização de bloco de recursos para numerologias baseadas em ofdm
MX2012007390A (es) Metodo de mapeo de puerto de antena y dispositivo para desmodular señales de referencia.
WO2013009005A3 (ko) 무선 통신 시스템에서 자원을 할당하는 방법 및 이를 위한 장치
EP3357175A4 (en) RESOURCE ALLOCATION DISPLAY FOR MULTI-USER MIMO OFDMA COMMUNICATION
WO2016060895A3 (en) Wireless communication utilizing a unified air interface
JP2016106470A5 (zh)
WO2011106559A3 (en) Methods and systems for csi-rs resource allocation in lte-advance systems
EP2346201A3 (en) Method and system for MU-MIMO transmission
BR112018070437A2 (pt) métodos e aparelho para multiplexar sinais de referência para camadas de múltiplas entradas múltiplas saídas (mimo)
WO2011103309A3 (en) Methods and systems for csi-rs transmission in lte-advance systems
WO2011025202A3 (en) Method and apparatus for configuring control channel in ofdm system
NZ725174A (en) Systems and methods for improvements to training field design for increased symbol durations
EP4250619A3 (en) Method and apparatus for transmitting information on enhanced physical downlink control channel
WO2011152651A3 (en) Apparatus and method for allocating channel state information-reference signal in wireless communication system
MX2012001873A (es) Metodo de determinacion de recursos de señal.
WO2010117240A3 (en) Method and apparatus for transmitting reference signal in wireless communication system
IN2015DN02856A (zh)
WO2011132942A3 (ko) 무선 통신 시스템에서 참조 신호 전송 방법 및 장치
JP2013502136A5 (zh)

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 13807465

Country of ref document: EP

Kind code of ref document: A2

122 Ep: pct application non-entry in european phase

Ref document number: 13807465

Country of ref document: EP

Kind code of ref document: A2