CN102884848A - 载波聚合的无线网络中用于定时提前的方法和装置 - Google Patents

载波聚合的无线网络中用于定时提前的方法和装置 Download PDF

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Publication number
CN102884848A
CN102884848A CN2010800658711A CN201080065871A CN102884848A CN 102884848 A CN102884848 A CN 102884848A CN 2010800658711 A CN2010800658711 A CN 2010800658711A CN 201080065871 A CN201080065871 A CN 201080065871A CN 102884848 A CN102884848 A CN 102884848A
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component carrier
timing advance
downlink component
timing
descending
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CN102884848B (zh
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杨涛
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Nokia Shanghai Bell Co Ltd
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Alcatel Lucent Shanghai Bell Co Ltd
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W56/00—Synchronisation arrangements
    • H04W56/004—Synchronisation arrangements compensating for timing error of reception due to propagation delay
    • H04W56/0045—Synchronisation arrangements compensating for timing error of reception due to propagation delay compensating for timing error by altering transmission time

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

Abstract

本发明提出了一种用于载波聚合的无线网络中的定时提前的方法，包括步骤：通过所述至少一个下行分量载波中的至少一个激活的下行分量载波之一，接收定时提前指示信令，该定时提前指示信令中包括一定时提前信息；根据定时提前信息更新所有激活的上行分量载波所共享的定时提前值，并启动/重启所述定时器；以及基于所确定的下行参考分量载波和所更新的定时提前值，确定本用户终端的上行发送时间。同时，相对应地提出了一种基站中用于定时提前的方法以及方法对应的装置。本发明的技术方案可实现实现载波聚合情景下基站与用户终端之间的定时提前，使得同一用户终端在载波聚合情景下发送的上行子帧，可以同步到达基站。

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。
CN201080065871.1A 2010-04-06 2010-04-06 载波聚合的无线网络中用于定时提前的方法和装置 Active CN102884848B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2010/071560 WO2011124010A1 (zh) 2010-04-06 2010-04-06 载波聚合的无线网络中用于定时提前的方法和装置

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CN102884848A true CN102884848A (zh) 2013-01-16
CN102884848B CN102884848B (zh) 2016-02-17

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CN (1) CN102884848B (zh)
TW (1) TWI451788B (zh)
WO (1) WO2011124010A1 (zh)

Cited By (2)

* Cited by examiner, † Cited by third party
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CN107431989A (zh) * 2015-04-03 2017-12-01 株式会社Ntt都科摩 用户装置以及基站
CN107534606A (zh) * 2015-05-20 2018-01-02 安德鲁无线系统有限公司 电信系统中的帧起始优化

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102958151B (zh) 2011-08-15 2015-08-19 财团法人工业技术研究院 载波聚合的无线网络系统与基站、通信装置及同步方法
US9204411B2 (en) 2011-09-12 2015-12-01 Qualcomm Incorporated Support of multiple timing advance groups for user equipment in carrier aggregation in LTE
WO2013113146A1 (en) * 2012-01-30 2013-08-08 Renesas Mobile Corporation Method and apparatus for controlling uplink transmission
WO2014169576A1 (en) 2013-04-15 2014-10-23 Telefonaktiebolaget L M Ericsson (Publ) Secondary cell synchronization for carrier aggregation
CN106376075A (zh) * 2015-07-20 2017-02-01 中兴通讯股份有限公司 上行链路时间调整方法及装置
JP7128297B2 (ja) 2018-05-11 2022-08-30 華為技術有限公司 通信方法および通信装置

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Publication number Priority date Publication date Assignee Title
US20040246923A1 (en) * 2001-11-23 2004-12-09 Jacques Achard Method for cell change in a packet-mode cellular mobile radiocommunication system
CN101388722A (zh) * 2008-11-03 2009-03-18 广州市新邮通信设备有限公司 一种上行同步控制方法、基站和用户设备
CN101646234A (zh) * 2009-09-01 2010-02-10 中兴通讯股份有限公司 一种定时提前量的获取方法

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JP4202355B2 (ja) * 2005-08-23 2008-12-24 株式会社エヌ・ティ・ティ・ドコモ 基地局及び通信システム
KR20080086416A (ko) * 2007-03-21 2008-09-25 이노베이티브 소닉 리미티드 무선 통신 시스템에서 랜덤 액세스 프로시져를 핸들링하기위한 방법 및 장치
EP2667676B1 (en) * 2007-06-12 2018-03-07 Sharp Kabushiki Kaisha Base station device, mobile station device, and uplink synchronization requesting method.
CN101888648A (zh) * 2009-05-11 2010-11-17 大唐移动通信设备有限公司 上行同步控制方法及装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040246923A1 (en) * 2001-11-23 2004-12-09 Jacques Achard Method for cell change in a packet-mode cellular mobile radiocommunication system
CN101388722A (zh) * 2008-11-03 2009-03-18 广州市新邮通信设备有限公司 一种上行同步控制方法、基站和用户设备
CN101646234A (zh) * 2009-09-01 2010-02-10 中兴通讯股份有限公司 一种定时提前量的获取方法

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107431989A (zh) * 2015-04-03 2017-12-01 株式会社Ntt都科摩 用户装置以及基站
CN107534606A (zh) * 2015-05-20 2018-01-02 安德鲁无线系统有限公司 电信系统中的帧起始优化
CN107534606B (zh) * 2015-05-20 2020-09-01 安德鲁无线系统有限公司 电信系统中的帧起始优化方法、系统及可读介质

Also Published As

Publication number Publication date
CN102884848B (zh) 2016-02-17
TW201208426A (en) 2012-02-16
TWI451788B (zh) 2014-09-01
WO2011124010A1 (zh) 2011-10-13

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Address after: 201206 Pudong Jinqiao Ning Road, Shanghai, No. 388

Patentee after: Shanghai NOKIA Baer Limited by Share Ltd

Address before: 201206 Pudong Jinqiao Ning Road, Shanghai, No. 388

Patentee before: Shanghai Alcatel-Lucent Co., Ltd.