CN103718526A - 导频配置方法、发送方法及装置 - Google Patents

导频配置方法、发送方法及装置 Download PDF

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Publication number
CN103718526A
CN103718526A CN201280004109.1A CN201280004109A CN103718526A CN 103718526 A CN103718526 A CN 103718526A CN 201280004109 A CN201280004109 A CN 201280004109A CN 103718526 A CN103718526 A CN 103718526A
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China
Prior art keywords
pilot frequency
resource
physical resource
frequency sequence
resource unit
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CN201280004109.1A
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CN103718526B (zh
Inventor
刘鹍鹏
刘江华
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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
    • 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
    • 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
    • H04L5/0032—Distributed allocation, i.e. involving a plurality of allocating devices, each making partial allocation
    • H04L5/0035—Resource allocation in a cooperative multipoint environment
    • 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
    • H04L5/0058—Allocation criteria
    • H04L5/0069—Allocation based on distance or geographical location
    • 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

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

Abstract

公开了导频配置方法、发送方法及装置，该方法包括：UE根据划分的资源集合确定用于生成导频序列初始值的参数；在第一资源集合上按照第一参数生成导频序列的初始值，在第二资源集合上按照第二参数生成导频序列的初始值；通过所述导频序列的初始值获得解调导频序列。本发明实施例中，在获取解调E-PDCCH的导频序列时，由于计算导频序列的初始值的参数按照预先划分的资源集合分别进行了配置，因此在接收到E-PDCCH后，可以按照该E-PDCCH所属的资源集合，按照设置的参数计算导频序列的初始值，进而获得用于解调E-PDCCH的导频序列，以提高E-PDCCH的解调性能。

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。
CN201280004109.1A 2012-08-02 2012-08-02 导频配置方法、发送方法及装置 Active CN103718526B (zh)

Applications Claiming Priority (1)

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PCT/CN2012/079586 WO2014019194A1 (zh) 2012-08-02 2012-08-02 导频配置方法、发送方法及装置

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CN103718526A true CN103718526A (zh) 2014-04-09
CN103718526B CN103718526B (zh) 2017-06-20

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US (2) US10256951B2 (zh)
EP (1) EP2882155B1 (zh)
CN (1) CN103718526B (zh)
ES (1) ES2785301T3 (zh)
WO (1) WO2014019194A1 (zh)

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WO2018095297A1 (en) * 2016-11-23 2018-05-31 Huawei Technologies Co., Ltd. System and method for group-assisted downlink transmission

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EP3236593B1 (en) * 2016-04-21 2019-05-08 LG Electronics Inc. -1- Method and apparatus for transmitting uplink data in wireless communication system
US11115868B2 (en) * 2017-05-15 2021-09-07 Samsung Electronics Co., Ltd. Method and apparatus for control resource set configuration and monitoring of downlink control channel in wireless communication system
CN109391342B (zh) * 2017-08-04 2020-10-23 华为技术有限公司 一种数据传输方法、相关设备及系统
JP7071408B2 (ja) * 2017-12-15 2022-05-18 オッポ広東移動通信有限公司 チャネルリソースセットの指示方法及び装置、コンピュータ記憶媒体
US11197324B2 (en) * 2018-02-23 2021-12-07 Qualcomm Incorporated NR RACH MSG3 and MSG4 resource configuration for CV2X
CN113839748B (zh) * 2019-03-14 2024-03-01 上海朗帛通信技术有限公司 一种被用于无线通信的用户设备、基站中的方法和装置
CN111757432B (zh) * 2019-03-29 2024-04-26 华为技术有限公司 一种唤醒方法以及相关装置
US11444733B2 (en) 2020-07-29 2022-09-13 Qualcomm Incorporated Pilot signaling supporting digital post-distortion (DPoD) techniques

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CN101305529A (zh) * 2005-10-07 2008-11-12 诺基亚公司 为软频率重用提供公共导频信道的装置、方法和计算机程序产品
CN101938296A (zh) * 2009-06-29 2011-01-05 华为技术有限公司 一种导频序列生成方法、用户设备、基站

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CN102792622B (zh) 2010-03-29 2015-12-16 松下电器（美国）知识产权公司 终端装置、基站装置、导频发送方法和传播路径估计方法
US8842628B2 (en) * 2011-09-12 2014-09-23 Blackberry Limited Enhanced PDCCH with transmit diversity in LTE systems
CN104067583B (zh) * 2011-12-09 2018-04-10 瑞典爱立信有限公司 在无线网络中初始化参考信号生成
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018095297A1 (en) * 2016-11-23 2018-05-31 Huawei Technologies Co., Ltd. System and method for group-assisted downlink transmission
US10778387B2 (en) 2016-11-23 2020-09-15 Huawei Technologies Co., Ltd. System and method for group-assisted downlink transmission

Also Published As

Publication number Publication date
ES2785301T3 (es) 2020-10-06
US20190199490A1 (en) 2019-06-27
CN103718526B (zh) 2017-06-20
WO2014019194A1 (zh) 2014-02-06
US10256951B2 (en) 2019-04-09
US10848282B2 (en) 2020-11-24
EP2882155A1 (en) 2015-06-10
EP2882155A4 (en) 2015-07-15
EP2882155B1 (en) 2020-02-05
US20150146668A1 (en) 2015-05-28

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