CN109891805A - 一种数据传输方法及设备 - Google Patents

一种数据传输方法及设备 Download PDF

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Publication number
CN109891805A
CN109891805A CN201780066426.9A CN201780066426A CN109891805A CN 109891805 A CN109891805 A CN 109891805A CN 201780066426 A CN201780066426 A CN 201780066426A CN 109891805 A CN109891805 A CN 109891805A
Authority
CN
China
Prior art keywords
terminal device
information
dmrs
ofdm symbol
network equipment
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
CN201780066426.9A
Other languages
English (en)
Inventor
杜振国
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.)
Huawei Technologies Co Ltd
Original Assignee
Huawei Technologies 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 Technologies Co Ltd filed Critical Huawei Technologies Co Ltd
Publication of CN109891805A publication Critical patent/CN109891805A/zh
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/12—Wireless traffic scheduling
    • H04W72/1263—Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows
    • H04W72/1268—Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows of uplink data flows
    • 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
    • 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
    • H04L5/0037—Inter-user or inter-terminal allocation
    • 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
    • H04L5/0001—Arrangements for dividing the transmission path
    • H04L5/0014—Three-dimensional division
    • H04L5/0016—Time-frequency-code
    • 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
    • H04L5/0094—Indication of how sub-channels of the path are allocated

Landscapes

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

Abstract

本申请实施例提供一种数据传输方法及设备，涉及通信技术领域，能够解决DMRS符号在子帧包括的OFDM符号中占据的比例大，造成的资源浪费的问题。该方法包括：网络设备接收N个终端设备以时分复用TDM方式发送的上行数据，上行数据包括N个终端设备中每个终端设备的解调参考信号DMRS，N个终端设备共享目标OFDM符号，目标OFDM符号用于传输每个终端设备的解调参考信号DMRS，N≥2；网络设备根据每个终端设备的DMRS，对每个终端设备的上行信道进行信道估计，以解析得到与每个终端设备对应的上行数据。

Description

PCT国内申请，说明书已公开。

Claims (32)

  1. PCT国内申请，权利要求书已公开。
CN201780066426.9A 2017-07-13 2017-08-23 一种数据传输方法及设备 Pending CN109891805A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CN2017105710918 2017-07-13
CN201710571091 2017-07-13
PCT/CN2017/098684 WO2019010762A1 (zh) 2017-07-13 2017-08-23 一种数据传输方法及设备

Publications (1)

Publication Number Publication Date
CN109891805A true CN109891805A (zh) 2019-06-14

Family

ID=65002535

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201780066426.9A Pending CN109891805A (zh) 2017-07-13 2017-08-23 一种数据传输方法及设备

Country Status (4)

Country Link
US (1) US20200163104A1 (zh)
EP (1) EP3627744A4 (zh)
CN (1) CN109891805A (zh)
WO (1) WO2019010762A1 (zh)

Cited By (1)

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CN115174316A (zh) * 2021-04-02 2022-10-11 展讯通信（上海）有限公司 一种信道估计方法及装置

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11621813B2 (en) * 2021-03-16 2023-04-04 Qualcomm Incorporated Group common demodulation reference signals with time domain waveform

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103944665A (zh) * 2013-01-18 2014-07-23 中兴通讯股份有限公司 上行解调参考信号的发送方法、装置和系统
CN104468019A (zh) * 2013-09-13 2015-03-25 华为终端有限公司 信号资源的指示方法和设备
WO2016127309A1 (en) * 2015-02-10 2016-08-18 Qualcomm Incorporated Dmrs enhancement for higher order mu-mimo
WO2017008840A1 (en) * 2015-07-14 2017-01-19 Telefonaktiebolaget Lm Ericsson (Publ) Reference signal in a communications network
CN106685863A (zh) * 2015-11-05 2017-05-17 索尼公司 无线通信系统中的装置和方法

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Publication number Priority date Publication date Assignee Title
CN106713193B (zh) * 2015-07-20 2021-11-12 北京三星通信技术研究有限公司 一种多用户复用传输的方法和设备
US9832747B2 (en) * 2015-09-21 2017-11-28 Intel IP Corporation Mobile terminal device, mobile processing circuit and method of processing signals
CN106937383B (zh) * 2015-12-30 2021-12-21 北京三星通信技术研究有限公司 确定缩短子帧调度的方法及设备

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103944665A (zh) * 2013-01-18 2014-07-23 中兴通讯股份有限公司 上行解调参考信号的发送方法、装置和系统
CN104468019A (zh) * 2013-09-13 2015-03-25 华为终端有限公司 信号资源的指示方法和设备
WO2016127309A1 (en) * 2015-02-10 2016-08-18 Qualcomm Incorporated Dmrs enhancement for higher order mu-mimo
WO2017008840A1 (en) * 2015-07-14 2017-01-19 Telefonaktiebolaget Lm Ericsson (Publ) Reference signal in a communications network
CN106685863A (zh) * 2015-11-05 2017-05-17 索尼公司 无线通信系统中的装置和方法

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
INTERDIGITAL, INC.: "On DM-RS design for NR", 《3GPP TSG RAN WG1 MEETING #89》 *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115174316A (zh) * 2021-04-02 2022-10-11 展讯通信（上海）有限公司 一种信道估计方法及装置

Also Published As

Publication number Publication date
US20200163104A1 (en) 2020-05-21
EP3627744A4 (en) 2020-06-24
WO2019010762A1 (zh) 2019-01-17
EP3627744A1 (en) 2020-03-25

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