CN110959279A - 信号发送方法、接收方法及装置 - Google Patents

信号发送方法、接收方法及装置 Download PDF

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Publication number
CN110959279A
CN110959279A CN201780093454.XA CN201780093454A CN110959279A CN 110959279 A CN110959279 A CN 110959279A CN 201780093454 A CN201780093454 A CN 201780093454A CN 110959279 A CN110959279 A CN 110959279A
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sequence
sequences
signal
pair
element value
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CN110959279B (zh
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汲桐
金哲
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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
    • H04L27/2647—Arrangements specific to the receiver only
    • H04L27/2655—Synchronisation arrangements
    • H04L27/2662—Symbol synchronisation
    • H04L27/2663—Coarse synchronisation, e.g. by correlation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/10—Code generation
    • H04J13/102—Combining codes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J11/00—Orthogonal multiplex systems, e.g. using WALSH codes
    • H04J11/0069—Cell search, i.e. determining cell identity [cell-ID]
    • H04J11/0073—Acquisition of primary synchronisation channel, e.g. detection of cell-ID within cell-ID group
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/0007—Code type
    • H04J13/0055—ZCZ [zero correlation zone]
    • H04J13/0059—CAZAC [constant-amplitude and zero auto-correlation]
    • H04J13/0062—Zadoff-Chu
    • 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
    • H04L27/2647—Arrangements specific to the receiver only
    • H04L27/2655—Synchronisation arrangements
    • H04L27/2668—Details of algorithms
    • H04L27/2673—Details of algorithms characterised by synchronisation parameters
    • H04L27/2675—Pilot or known symbols
    • 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
    • H04L5/005—Allocation of pilot signals, i.e. of signals known to the receiver of common pilots, i.e. pilots destined for multiple users or terminals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W56/00—Synchronisation arrangements
    • H04W56/001—Synchronization between nodes
    • H04W56/0015—Synchronization between nodes one node acting as a reference for the others

Abstract

本发明实施例公开一种信号发送方法、接收方法及装置，其中，信号发送方法包括：网络设备生成第一信号，所述第一信号中包括至少一个序列对，所述至少一个序列对中每个序列对包括两个序列，所述两个序列中的一个序列的元素值为采用第一计算规则对所述两个序列中的另一个序列的元素值与所述另一个序列所对应的第一序列的元素值进行计算得到的值，其中，所述至少一个序列对中每个序列以及所述第一序列为长度大于1的复数序列；所述网络设备向终端设备发送所述第一信号。采用本发明实施例，不仅可以抗频偏，并且还可以方便终端设备准确的确定定时位置。

Description

PCT国内申请，说明书已公开。

Claims (24)

  1. PCT国内申请，权利要求书已公开。
CN201780093454.XA 2017-08-11 2017-08-11 信号发送方法、接收方法及装置 Active CN110959279B (zh)

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EP (1) EP3664391A4 (zh)
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WO (1) WO2019028911A1 (zh)

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CN112039816B (zh) * 2020-07-31 2022-08-16 中国电子科技集团公司第七研究所 一种窄带物联网系统下行同步方法

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CN102857996A (zh) * 2011-06-28 2013-01-02 普天信息技术研究院有限公司 一种小区搜索定时同步的方法
CN103095627A (zh) * 2011-10-28 2013-05-08 中国移动通信集团广东有限公司 一种正交频分复用技术系统同步方法和电子设备
CN104935545A (zh) * 2015-05-12 2015-09-23 电子科技大学 产生ofdm训练序列的方法及ofdm同步方法
CN106101043A (zh) * 2016-05-31 2016-11-09 中国航天科技集团公司第九研究院第七七研究所 宽带无线通信系统中时频联合估计方法
WO2017136003A1 (en) * 2016-02-05 2017-08-10 Intel IP Corporation Narrowband internet of things devices and method of operation thereof

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CN102984824B (zh) * 2006-09-29 2015-12-23 松下电器（美国）知识产权公司 终端装置和终端装置执行的发送方法
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CN105610480B (zh) * 2014-11-20 2019-01-04 中兴通讯股份有限公司 数据传输方法及装置
CN106161299B (zh) * 2015-03-24 2019-02-15 中兴通讯股份有限公司 一种数据传输方法及装置
CN106160787B (zh) * 2015-04-02 2019-02-15 中兴通讯股份有限公司 一种数据传输方法及装置
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WO2018174586A1 (ko) * 2017-03-22 2018-09-27 엘지전자 주식회사 빔 회복 과정 수행 방법과 사용자기기, 및 빔 회복 과정 지원 방법 및 기지국

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102857996A (zh) * 2011-06-28 2013-01-02 普天信息技术研究院有限公司 一种小区搜索定时同步的方法
CN103095627A (zh) * 2011-10-28 2013-05-08 中国移动通信集团广东有限公司 一种正交频分复用技术系统同步方法和电子设备
CN104935545A (zh) * 2015-05-12 2015-09-23 电子科技大学 产生ofdm训练序列的方法及ofdm同步方法
WO2017136003A1 (en) * 2016-02-05 2017-08-10 Intel IP Corporation Narrowband internet of things devices and method of operation thereof
CN106101043A (zh) * 2016-05-31 2016-11-09 中国航天科技集团公司第九研究院第七七研究所 宽带无线通信系统中时频联合估计方法

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EP3664391A4 (en) 2020-06-17
US20200177431A1 (en) 2020-06-04
US11444816B2 (en) 2022-09-13
WO2019028911A1 (zh) 2019-02-14
EP3664391A1 (en) 2020-06-10
CN110959279B (zh) 2021-09-14

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