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CN105900387A - 一种资源分配方法及装置 - Google Patents

一种资源分配方法及装置 Download PDF

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Publication number
CN105900387A
CN105900387A CN201480072450.XA CN201480072450A CN105900387A CN 105900387 A CN105900387 A CN 105900387A CN 201480072450 A CN201480072450 A CN 201480072450A CN 105900387 A CN105900387 A CN 105900387A
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CN
China
Prior art keywords
subcarrier
dmrs
cdm
cdm group
plies
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Application number
CN201480072450.XA
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English (en)
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CN105900387B (zh
Inventor
刘永
陈大庚
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Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
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Publication of CN105900387A publication Critical patent/CN105900387A/zh
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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
    • 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
    • H04L5/0026—Division using four or more dimensions, e.g. beam steering or quasi-co-location [QCL]
    • 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
    • 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
    • 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
    • H04L27/26134—Pilot insertion in the transmitter chain, e.g. pilot overlapping with data, insertion in time or frequency domain

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

Abstract

本发明的实施例提供一种资源分配方法及装置，涉及通信领域，在现有DMRS导频开销前提下，通过全新端口映射实现多至24数据流的正交DMRS设计方法。该方案包括：根据网络配置信息确定基站的解调参考信号DMRS层数为N；若8<N≤12，则在资源块RB上将与所述DMRS层数对应的N个DMRS端口映射为3个CDM组；若12<N≤24，则在RB上将与所述DMRS层数对应的N个DMRS端口映射为6个CDM组；若N≤8，则在RB上将与所述DMRS层数对应的N个DMRS端口映射为2个CDM组。

Description

PCT国内申请，说明书已公开。

Claims (1)

  1. PCT国内申请，权利要求书已公开。
CN201480072450.XA 2014-06-12 2014-06-12 一种资源分配方法及装置 Active CN105900387B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2014/079763 WO2015188355A1 (zh) 2014-06-12 2014-06-12 一种资源分配方法及装置

Publications (2)

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CN105900387A true CN105900387A (zh) 2016-08-24
CN105900387B CN105900387B (zh) 2019-08-13

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Country Status (7)

Country Link
US (1) US10056955B2 (zh)
EP (1) EP3148145B1 (zh)
JP (1) JP6400126B2 (zh)
CN (1) CN105900387B (zh)
BR (1) BR112016028057B1 (zh)
RU (1) RU2648258C1 (zh)
WO (1) WO2015188355A1 (zh)

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CN108809609A (zh) * 2017-08-11 2018-11-13 华为技术有限公司 一种dmrs指示和接收方法，发射端和接收端
WO2018219257A1 (zh) * 2017-06-02 2018-12-06 华为技术有限公司 一种通信的方法及装置
WO2019137162A1 (zh) * 2018-01-12 2019-07-18 电信科学技术研究院有限公司 信息指示、确定方法及装置、计算机存储介质
US10715300B2 (en) 2017-08-11 2020-07-14 Huawei Technologies Co., Ltd. Demodulation reference signal indicating and receiving methods, transmit end, and receive end
WO2023197154A1 (zh) * 2022-04-12 2023-10-19 Oppo广东移动通信有限公司 无线通信的方法、终端设备和网络设备

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WO2016048074A1 (ko) * 2014-09-24 2016-03-31 엘지전자 주식회사 무선 통신 시스템에서 참조 신호를 송수신하는 방법 및 이를 위한 장치
EP3214782B1 (en) * 2014-11-25 2019-11-13 Huawei Technologies Co., Ltd. Method and apparatus for generating pilot frequency signal
US11510094B2 (en) * 2015-08-13 2022-11-22 Apple Inc. Lightweight S-1 lite protocol design for cellular internet of things
CN107040345B (zh) 2016-02-03 2020-12-18 华为技术有限公司 传输导频信号的方法和装置
CN107294676B (zh) * 2016-03-31 2020-10-20 电信科学技术研究院 导频映射方法、导频信号传输方法及装置、基站和终端
CN107689845B (zh) 2016-08-05 2023-07-18 华为技术有限公司 一种传输参考信号的方法、相关设备及通信系统
CN108289018B (zh) * 2017-01-09 2023-12-29 华为技术有限公司 一种传输参考信号的方法以及设备
WO2018142747A1 (ja) * 2017-02-03 2018-08-09 株式会社Ｎｔｔドコモ ユーザ端末及び無線通信方法
BR112019016337A2 (pt) * 2017-02-07 2020-03-31 Guangdong Oppo Mobile Telecommunications Corp.,Ltd. Método de comunicação sem fio, dispositivo terminal e dispositivo de rede.
CN110945816B (zh) 2017-03-23 2022-09-23 创新技术实验室株式会社 用于传送和接收解调参考信号的方法和装置
JP6888116B2 (ja) * 2017-03-31 2021-06-16 エルジー エレクトロニクス インコーポレイティド 無線通信システムにおいて参照信号を送受信するための方法及びそのための装置
US11418379B2 (en) * 2017-06-09 2022-08-16 Lg Electronics Inc. Method for transmitting/receiving reference signal in wireless communication system, and device therefor
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
US10355752B1 (en) 2017-07-19 2019-07-16 Sprint Communications Company L.P. Providing dynamic coverage in wireless communications networks
WO2019061326A1 (zh) * 2017-09-29 2019-04-04 富士通株式会社 天线端口及数据层数的指示方法、装置以及通信系统
KR102600387B1 (ko) 2018-05-10 2023-11-09 삼성전자 주식회사 차세대 이동 통신 시스템에서 주변 셀의 기준 신호로 준지속적 사운딩 기준 신호를 지시하는 방법 및 장치
CN110708178B (zh) * 2018-07-09 2022-06-21 中兴通讯股份有限公司 网络部署方法及装置
JP7142148B2 (ja) 2018-08-08 2022-09-26 アイディーエーシー ホールディングス インコーポレイテッド ニューラジオ（ｎｒ）における物理サイドリンク制御チャネル（ｐｓｃｃｈ）設計に対する方法および装置
US11140013B2 (en) * 2018-11-02 2021-10-05 At&T Intellectual Property I, L.P. Facilitating an antenna port specific downlink control channel design for advanced networks
WO2022006864A1 (en) * 2020-07-10 2022-01-13 Lenovo (Beijing) Limited Transmission using dmrs from two code division multiplexing groups
CN119697783A (zh) * 2020-07-30 2025-03-25 华为技术有限公司 一种通信方法及装置
EP4349095A4 (en) * 2021-05-27 2025-02-19 Qualcomm Incorporated ADDITIONAL PROTECTION RESOURCE ELEMENTS IN ONE FREQUENCY RANGE
CN119032538A (zh) * 2022-04-29 2024-11-26 高通股份有限公司 解调参考信号资源分配

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Cited By (12)

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WO2018219257A1 (zh) * 2017-06-02 2018-12-06 华为技术有限公司 一种通信的方法及装置
CN108989003A (zh) * 2017-06-02 2018-12-11 华为技术有限公司 一种通信的方法及装置
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CN108989003B (zh) * 2017-06-02 2024-06-25 华为技术有限公司 一种通信的方法及装置
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CN108809609B (zh) * 2017-08-11 2019-07-09 华为技术有限公司 一种dmrs指示和接收方法，发射端和接收端
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US11424898B2 (en) 2017-08-11 2022-08-23 Huawei Technologies Co., Ltd. Demodulation reference signal indicating and receiving methods, transmit end, and receive end
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WO2019137162A1 (zh) * 2018-01-12 2019-07-18 电信科学技术研究院有限公司 信息指示、确定方法及装置、计算机存储介质
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Also Published As

Publication number Publication date
EP3148145B1 (en) 2019-02-20
EP3148145A4 (en) 2017-06-14
BR112016028057B1 (pt) 2023-02-23
CN105900387B (zh) 2019-08-13
RU2648258C1 (ru) 2018-03-23
US10056955B2 (en) 2018-08-21
WO2015188355A1 (zh) 2015-12-17
JP6400126B2 (ja) 2018-10-03
US20170078006A1 (en) 2017-03-16
JP2017525190A (ja) 2017-08-31
EP3148145A1 (en) 2017-03-29
BR112016028057A2 (pt) 2018-06-12

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