CN110447200A - 传输dmrs的方法和装置 - Google Patents

传输dmrs的方法和装置 Download PDF

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Publication number
CN110447200A
CN110447200A CN201880019217.3A CN201880019217A CN110447200A CN 110447200 A CN110447200 A CN 110447200A CN 201880019217 A CN201880019217 A CN 201880019217A CN 110447200 A CN110447200 A CN 110447200A
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time
symbol
dmrs
frequency
dmrs port
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CN110447200B (zh
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任翔
刘永
葛士斌
毕晓艳
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Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
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    • 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
    • H04L5/0048—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
    • H04L5/0003—Two-dimensional division
    • H04L5/0005—Time-frequency
    • H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A), DMT
    • H04L5/0008—Wavelet-division
    • 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
    • H04L5/0003—Two-dimensional division
    • H04L5/0005—Time-frequency
    • H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A), DMT
    • H04L5/001—Time-frequency the frequencies being orthogonal, e.g. OFDM(A), DMT the frequencies being arranged in component carriers
    • 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
    • H04L5/0092—Indication of how the channel is divided
    • 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
    • H04L5/02—Channels characterised by the type of signal
    • H04L5/023—Multiplexing of multicarrier modulation signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • H04W72/044—Wireless resource allocation based on the type of the allocated resource
    • H04W72/0446—Resources in time domain, e.g. slots or frames
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • H04W72/044—Wireless resource allocation based on the type of the allocated resource
    • H04W72/0453—Resources in frequency domain, e.g. a carrier in FDMA
    • 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
    • H04L5/02—Channels characterised by the type of signal
    • H04L5/06—Channels characterised by the type of signal the signals being represented by different frequencies
    • H04L5/10—Channels characterised by the type of signal the signals being represented by different frequencies with dynamo-electric generation of carriers; with mechanical filters or demodulators

Abstract

本申请实施例公开了一种传输DMRS的方法和装置，涉及通信技术领域，可以适用于NR系统。传输DMRS的方法可以包括：确定用于承载DMRS的时频资源；然后，通过该时频资源发送该DMRS。

Description

PCT国内申请，说明书已公开。

Claims (8)

  1. PCT国内申请，权利要求书已公开。
CN201880019217.3A 2017-04-01 2018-03-27 传输dmrs的方法和装置 Active CN110447200B (zh)

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CN201710214876X 2017-04-01
CN201710214876.XA CN108667581B (zh) 2017-04-01 2017-04-01 传输dmrs的方法和装置
PCT/CN2018/080723 WO2018177295A1 (zh) 2017-04-01 2018-03-27 传输dmrs的方法和装置

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EP (2) EP3985909B1 (zh)
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BR (1) BR112019020630A2 (zh)
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US11184134B2 (en) * 2018-12-06 2021-11-23 Qualcomm Incorporated Power imbalance solutions for multiple input multiple output transmissions
US11218288B2 (en) * 2019-01-11 2022-01-04 Mediatek Inc. Low PAPR reference signal
US10951282B2 (en) * 2019-02-15 2021-03-16 At&T Intellectual Property I, L.P. Facilitating selection of demodulation reference signal ports in advanced networks
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CN112260804B (zh) * 2019-07-05 2022-03-29 大唐移动通信设备有限公司 一种dmrs资源确定方法和通信设备
US20210359811A1 (en) * 2020-05-13 2021-11-18 Qualcomm Incorporated Phase tracking reference signal (ptrs) allocation for multi-symbol demodulation reference signals (dmrs)
CN115913483A (zh) * 2021-08-19 2023-04-04 展讯通信（上海）有限公司 Dmrs发送、接收方法及装置、计算机可读存储介质

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CN108989009B (zh) 2019-08-06
BR112019020630A2 (pt) 2020-04-28
EP3985909B1 (en) 2024-04-24
CN108989009A (zh) 2018-12-11
US20220158797A1 (en) 2022-05-19
US20200007303A1 (en) 2020-01-02
EP3591880B1 (en) 2021-09-08
CN108667581A (zh) 2018-10-16
US11265127B2 (en) 2022-03-01
CN110447200B (zh) 2021-06-15
US11777683B2 (en) 2023-10-03
CA3056176A1 (en) 2018-10-04
CA3056176C (en) 2022-04-05
CN108667586A (zh) 2018-10-16
JP6943974B2 (ja) 2021-10-06
WO2018177295A1 (zh) 2018-10-04
CN108667581B (zh) 2023-10-13
EP3591880A4 (en) 2020-03-18
US20230421328A1 (en) 2023-12-28
JP2020516185A (ja) 2020-05-28
CN108667586B (zh) 2019-08-27
EP3591880A1 (en) 2020-01-08
EP3985909A1 (en) 2022-04-20

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