CN106797246A - Dm‑rs信息的指示方法、装置以及通信系统 - Google Patents

Dm‑rs信息的指示方法、装置以及通信系统 Download PDF

Info

Publication number
CN106797246A
CN106797246A CN201480082511.0A CN201480082511A CN106797246A CN 106797246 A CN106797246 A CN 106797246A CN 201480082511 A CN201480082511 A CN 201480082511A CN 106797246 A CN106797246 A CN 106797246A
Authority
CN
China
Prior art keywords
user equipment
layers
ports
value
information
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
CN201480082511.0A
Other languages
English (en)
Inventor
张翼
周华
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fujitsu Ltd
Original Assignee
Fujitsu 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 Fujitsu Ltd filed Critical Fujitsu Ltd
Publication of CN106797246A publication Critical patent/CN106797246A/zh
Pending legal-status Critical Current

Links

Images

Classifications

    • 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
    • H04L5/0051—Allocation of pilot signals, i.e. of signals known to the receiver of dedicated pilots, i.e. pilots destined for a single user or terminal
    • 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
    • H04B7/0478—Special codebook structures directed to feedback optimisation
    • H04B7/0479—Special codebook structures directed to feedback optimisation for multi-dimensional arrays, e.g. horizontal or vertical pre-distortion matrix index [PMI]
    • 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
    • H04L5/0001—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
    • H04L5/0048—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
    • H04L5/0091—Signaling for the administration of the divided path
    • 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
    • H04B7/0452—Multi-user MIMO systems
    • 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
    • H04L5/0016—Time-frequency-code

Landscapes

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

Abstract

一种DM‑RS信息的指示方法、装置以及通信系统，应用于3D MIMO系统，所述方法包括：基站向用户设备发送指示DM‑RS信息的信令。由此，可以使得用户设备根据信令来支持高维MU‑MIMO。

Description

PCT国内申请，说明书已公开。

Claims (20)

  1. PCT国内申请，权利要求书已公开。
CN201480082511.0A 2014-11-07 2014-11-07 Dm‑rs信息的指示方法、装置以及通信系统 Pending CN106797246A (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2014/090646 WO2016070428A1 (zh) 2014-11-07 2014-11-07 Dm-rs信息的指示方法、装置以及通信系统

Publications (1)

Publication Number Publication Date
CN106797246A true CN106797246A (zh) 2017-05-31

Family

ID=55908441

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201480082511.0A Pending CN106797246A (zh) 2014-11-07 2014-11-07 Dm‑rs信息的指示方法、装置以及通信系统

Country Status (6)

Country Link
US (1) US20170230161A1 (zh)
EP (1) EP3217569A4 (zh)
JP (1) JP2017539136A (zh)
KR (1) KR20170069252A (zh)
CN (1) CN106797246A (zh)
WO (1) WO2016070428A1 (zh)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2541390B (en) * 2015-08-14 2021-10-20 Tcl Communication Ltd Systems and methods for multi-user communication
CN107800508B (zh) * 2016-08-31 2022-01-25 中兴通讯股份有限公司 一种信道编码指示方法、装置及系统
US11134474B2 (en) * 2016-10-21 2021-09-28 Qualcomm Incorporated Multi-user multiple input multiple output operation with heterogeneous numerology systems
CN112788767B (zh) * 2016-12-19 2023-06-02 华为技术有限公司 动态调整波束集合的传输方法、基站及终端
JPWO2018142506A1 (ja) * 2017-02-01 2019-02-07 三菱電機株式会社 送信装置、受信装置、基地局、端末および送信方法
WO2018176401A1 (en) 2017-03-31 2018-10-04 Nec Corporation Methods and apparatuses for reference signal allocation
WO2019095334A1 (zh) * 2017-11-17 2019-05-23 华为技术有限公司 一种下行控制信息的发送方法、终端设备和网络设备
JP2021044598A (ja) * 2017-12-27 2021-03-18 シャープ株式会社 基地局装置、端末装置および通信方法
CN114050893A (zh) * 2019-01-10 2022-02-15 成都华为技术有限公司 数据传输方法及装置

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20130265951A1 (en) * 2012-04-04 2013-10-10 Samsung Electronics Co., Ltd High-order multiple-user multiple-input multiple-output operation for wireless communication systems
CN103503390A (zh) * 2011-05-02 2014-01-08 阿尔卡特朗讯公司 用于为多输入多输出无线通信变换预编码信号的方法
WO2014046503A1 (ko) * 2012-09-18 2014-03-27 엘지전자 주식회사 무선 통신 시스템에서 시스템 정보 수신 방법 및 장치
CN103718491A (zh) * 2011-09-19 2014-04-09 富士通株式会社 数据传输方法、系统、发射机和接收机
CN103718584A (zh) * 2011-09-09 2014-04-09 富士通株式会社 数据传输方法、系统、发射机和接收机
CN103733583A (zh) * 2011-08-05 2014-04-16 瑞典爱立信有限公司 参考信号生成技术
WO2014113982A1 (zh) * 2013-01-25 2014-07-31 富士通株式会社 解调参考信号的信令指示方法、用户设备以及基站
EP2775634A2 (en) * 2013-03-08 2014-09-10 Electronics and Telecommunications Research Institute Method for multi-input multi-output communication in large-scale antenna system

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102076076B (zh) * 2009-11-20 2015-11-25 夏普株式会社 一种解调参考信号的资源分配通知方法
CN102122984B (zh) * 2010-01-11 2015-07-15 株式会社Ntt都科摩 多用户多输入多输出mu-mimo传输方法、无线通信系统以及基站
CN101827393B (zh) * 2010-03-26 2015-10-21 中兴通讯股份有限公司 物理混合重传指示信道的映射方法
CN102237961A (zh) * 2010-05-04 2011-11-09 株式会社Ntt都科摩 一种多输入多输出相关信息传输方法
JP5271373B2 (ja) * 2011-03-24 2013-08-21 シャープ株式会社 基地局、端末、通信システム、通信方法、および集積回路
CN102882566A (zh) * 2011-07-12 2013-01-16 华为技术有限公司 降低多用户mimo系统中传输层间干扰的方法及设备

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103503390A (zh) * 2011-05-02 2014-01-08 阿尔卡特朗讯公司 用于为多输入多输出无线通信变换预编码信号的方法
CN103733583A (zh) * 2011-08-05 2014-04-16 瑞典爱立信有限公司 参考信号生成技术
CN103718584A (zh) * 2011-09-09 2014-04-09 富士通株式会社 数据传输方法、系统、发射机和接收机
CN103718491A (zh) * 2011-09-19 2014-04-09 富士通株式会社 数据传输方法、系统、发射机和接收机
US20130265951A1 (en) * 2012-04-04 2013-10-10 Samsung Electronics Co., Ltd High-order multiple-user multiple-input multiple-output operation for wireless communication systems
WO2014046503A1 (ko) * 2012-09-18 2014-03-27 엘지전자 주식회사 무선 통신 시스템에서 시스템 정보 수신 방법 및 장치
WO2014113982A1 (zh) * 2013-01-25 2014-07-31 富士通株式会社 解调参考信号的信令指示方法、用户设备以及基站
EP2775634A2 (en) * 2013-03-08 2014-09-10 Electronics and Telecommunications Research Institute Method for multi-input multi-output communication in large-scale antenna system

Also Published As

Publication number Publication date
KR20170069252A (ko) 2017-06-20
WO2016070428A1 (zh) 2016-05-12
EP3217569A4 (en) 2018-06-27
EP3217569A1 (en) 2017-09-13
US20170230161A1 (en) 2017-08-10
JP2017539136A (ja) 2017-12-28

Similar Documents

Publication Publication Date Title
EP3155855B1 (en) Data transmission method and apparatus
US10056955B2 (en) Resource allocation method and apparatus
US10924935B2 (en) Method and device for determining multi-user transmission mode
CN106797246A (zh) Dm‑rs信息的指示方法、装置以及通信系统
EP3051741B1 (en) Enhanced link adaptation
US9166729B2 (en) Enhanced demodulation reference signal (DM-RS) design
EP2536231A1 (en) Pre-coding method and apparatus based on mixed multiplexing demodulation reference signals
CN106712915B (zh) 一种发送解调参考信号的方法、装置、基站及终端
WO2017020201A1 (en) Methods and apparatuses for transmitting and receiving dmrs indication
CN107078836B (zh) 一种导频信号的生成方法及装置
US20150334713A1 (en) Signaling indication method for a demodulation reference signal, ue and base station
US20180026699A1 (en) Methods and Apparatuses for Feeding Back and Receiving Pre-coding Matrix Indicator and Communication System
US20170237590A1 (en) Method and apparatus for configuring a dm-rs resource and communication system
CN112602269B (zh) 一种上行数据传输的预编码指示方法及相关设备
JP5830568B2 (ja) 端末装置、基地局装置、通信方法および集積回路
JP5538603B2 (ja) 端末装置、基地局装置、通信方法および集積回路

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
WD01 Invention patent application deemed withdrawn after publication
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20170531