CN107113752A - 一种指示同步信号周期的方法及装置 - Google Patents

一种指示同步信号周期的方法及装置 Download PDF

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Publication number
CN107113752A
CN107113752A CN201580071292.0A CN201580071292A CN107113752A CN 107113752 A CN107113752 A CN 107113752A CN 201580071292 A CN201580071292 A CN 201580071292A CN 107113752 A CN107113752 A CN 107113752A
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China
Prior art keywords
synchronous signal
signal cycle
physical channel
cycle
crc
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CN201580071292.0A
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CN107113752B (zh
Inventor
曲秉玉
贺传峰
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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
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/69—Spread spectrum techniques
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H04B1/7073—Synchronisation aspects
    • H04B1/7087—Carrier synchronisation aspects
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0041—Arrangements at the transmitter end
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/02—Power saving arrangements
    • H04W52/0209—Power saving arrangements in terminal devices
    • H04W52/0212—Power saving arrangements in terminal devices managed by the network, e.g. network or access point is master and terminal is slave
    • H04W52/0216—Power saving arrangements in terminal devices managed by the network, e.g. network or access point is master and terminal is slave using a pre-established activity schedule, e.g. traffic indication frame
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/02—Power saving arrangements
    • H04W52/0209—Power saving arrangements in terminal devices
    • H04W52/0212—Power saving arrangements in terminal devices managed by the network, e.g. network or access point is master and terminal is slave
    • H04W52/0219—Power saving arrangements in terminal devices managed by the network, e.g. network or access point is master and terminal is slave where the power saving management affects multiple terminals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W56/00—Synchronisation arrangements
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks

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

Abstract

一种指示同步信号周期的方法及装置，在该方案中，基站会向终端指示同步信号周期，终端确定出同步信号周期后，就根据同步信号周期去接收对应波束的同步信号即可，不需要盲检测同步信号，这样，就避免了目前终端在接入小区过程中存在的同步性能差、功耗较大的缺陷。

Description

PCT国内申请，说明书已公开。

Claims (18)

  1. PCT国内申请，权利要求书已公开。
CN201580071292.0A 2015-08-27 2015-08-27 一种指示同步信号周期的方法及装置 Active CN107113752B (zh)

Applications Claiming Priority (1)

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PCT/CN2015/088282 WO2017031759A1 (zh) 2015-08-27 2015-08-27 一种指示同步信号周期的方法及装置

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CN107113752A true CN107113752A (zh) 2017-08-29
CN107113752B CN107113752B (zh) 2020-08-14

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Country Status (5)

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US (1) US20180183488A1 (zh)
EP (1) EP3331292B1 (zh)
CN (1) CN107113752B (zh)
MY (1) MY194281A (zh)
WO (1) WO2017031759A1 (zh)

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US10880062B2 (en) 2017-06-29 2020-12-29 Qualcomm Incorporated Providing protection for information delivered in demodulation reference signals (DMRS)
WO2019080007A1 (zh) * 2017-10-25 2019-05-02 北京小米移动软件有限公司 用于发送和接收同步信号的方法、装置、发射机和接收机

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CN104219758A (zh) * 2014-08-08 2014-12-17 中兴通讯股份有限公司 D2d的通信方法及装置
US20150078369A1 (en) * 2013-09-17 2015-03-19 Qualcomm Incorporated Method and apparatus for dissemination of timing information in distributed synchronization device to device networks
US20160218786A1 (en) * 2013-09-24 2016-07-28 Sony Corporation Communication control apparatus, communication control method, terminal apparatus, and information processing apparatus

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CN103795668B (zh) * 2012-11-02 2017-08-18 电信科学技术研究院 一种信号处理方法、基站、终端、及系统
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KR20140117847A (ko) * 2013-03-27 2014-10-08 한국전자통신연구원 이동체의 핸드오버 방법 및 이를 이용하는 이동체의 통신 장치
KR102045339B1 (ko) * 2013-04-26 2019-11-15 삼성전자 주식회사 기기 대 기기 무선 통신에서의 발견 신호 자원 지시 방법
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JP2016538781A (ja) * 2013-11-14 2016-12-08 ソニー株式会社 通信システム、インフラ機器、通信デバイスおよび通信方法
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Publication number Priority date Publication date Assignee Title
CN101424734A (zh) * 2007-10-31 2009-05-06 中国科学院微电子研究所 降低全球定位系统接收机的晶振成本的方法
CN101430372A (zh) * 2007-11-07 2009-05-13 中国科学院微电子研究所 全球定位系统接收机的低成本授时与同步方法及设备
EP2323454A1 (en) * 2008-08-29 2011-05-18 Seiko Instruments Inc. Communication system and communication method
US20100226463A1 (en) * 2009-03-04 2010-09-09 Sony Corporation Synchronization structure and method for a receiving apparatus of a communication system
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US20150078369A1 (en) * 2013-09-17 2015-03-19 Qualcomm Incorporated Method and apparatus for dissemination of timing information in distributed synchronization device to device networks
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CN104219758A (zh) * 2014-08-08 2014-12-17 中兴通讯股份有限公司 D2d的通信方法及装置

Also Published As

Publication number Publication date
EP3331292A4 (en) 2018-08-08
WO2017031759A1 (zh) 2017-03-02
EP3331292B1 (en) 2021-12-29
EP3331292A1 (en) 2018-06-06
US20180183488A1 (en) 2018-06-28
MY194281A (en) 2022-11-25
CN107113752B (zh) 2020-08-14

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