CN105264997A - 一种数据传输的方法、设备与系统 - Google Patents

一种数据传输的方法、设备与系统 Download PDF

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Publication number
CN105264997A
CN105264997A CN201380002537.5A CN201380002537A CN105264997A CN 105264997 A CN105264997 A CN 105264997A CN 201380002537 A CN201380002537 A CN 201380002537A CN 105264997 A CN105264997 A CN 105264997A
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China
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leading
base station
channel resource
subframe
user equipment
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CN201380002537.5A
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CN105264997B (zh
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黄曲芳
张健
曾清海
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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
    • H04W74/00—Wireless channel access
    • H04W74/08—Non-scheduled access, e.g. ALOHA
    • H04W74/0833—Random access procedures, e.g. with 4-step access
    • 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
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/06—TPC algorithms
    • H04W52/14—Separate analysis of uplink or downlink
    • H04W52/146—Uplink power control
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/30—Transmission power control [TPC] using constraints in the total amount of available transmission power
    • H04W52/34—TPC management, i.e. sharing limited amount of power among users or channels or data types, e.g. cell loading
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/30—Transmission power control [TPC] using constraints in the total amount of available transmission power
    • H04W52/36—Transmission power control [TPC] using constraints in the total amount of available transmission power with a discrete range or set of values, e.g. step size, ramping or offsets
    • H04W52/367—Power values between minimum and maximum limits, e.g. dynamic range
    • 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
    • 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
    • H04W72/20—Control channels or signalling for resource management
    • H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/02—Terminal devices
    • H04W88/06—Terminal devices adapted for operation in multiple networks or having at least two operational modes, e.g. multi-mode terminals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access
    • H04W74/08—Non-scheduled access, e.g. ALOHA
    • H04W74/0833—Random access procedures, e.g. with 4-step access
    • H04W74/0838—Random access procedures, e.g. with 4-step access using contention-free random access [CFRA]

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

Abstract

本发明的实施例提供一种数据传输的方法、设备与系统，涉及通信领域，能够降低用户设备与多个基站进行随机接入的延迟，加快用户设备向多个基站进行随机接入的过程。该方法包括：用户设备获取对应第一基站的主时间提前组的小区集合的第一前导和对应第二基站的辅时间提前组的小区集合的第二前导，并向第一基站发送第一前导，根据第一前导向第一基站发起随机接入，向第二基站发送第二前导，根据第二前导向第二基站发起随机接入。本发明的实施例应用于用户设备与基站的随机接入。

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。
CN201380002537.5A 2013-07-26 2013-07-26 一种数据传输的方法、设备与系统 Active CN105264997B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2013/080221 WO2015010332A1 (zh) 2013-07-26 2013-07-26 一种数据传输的方法、设备与系统

Publications (2)

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CN105264997A true CN105264997A (zh) 2016-01-20
CN105264997B CN105264997B (zh) 2019-10-22

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Country Status (7)

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US (2) US9900912B2 (zh)
EP (1) EP3016467B1 (zh)
JP (1) JP6216052B2 (zh)
KR (2) KR101783278B1 (zh)
CN (1) CN105264997B (zh)
BR (1) BR112016001517B1 (zh)
WO (1) WO2015010332A1 (zh)

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CN108141859B (zh) * 2015-11-02 2022-12-06 索尼公司 信息处理设备和通信系统
JP6593450B2 (ja) * 2015-11-12 2019-10-23 富士通株式会社 端末装置、基地局装置、無線通信システム及び無線通信方法
CN107889261B (zh) * 2016-09-30 2021-05-18 华为技术有限公司 通信方法、基站和终端设备
US10893491B2 (en) 2016-11-04 2021-01-12 Telefonaktiebolaget Lm Ericsson (Publ) Systems and methods to derive configured output power with different TTI
US10568130B2 (en) * 2016-12-22 2020-02-18 Qualcomm Incorporated Techniques and apparatuses for multiple types of physical random access channel (PRACH) transmission utilization
US11057935B2 (en) 2017-03-22 2021-07-06 Comcast Cable Communications, Llc Random access process in new radio
US10568007B2 (en) 2017-03-22 2020-02-18 Comcast Cable Communications, Llc Handover random access
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EP3852296A4 (en) * 2018-09-26 2021-10-20 Guangdong Oppo Mobile Telecommunications Corp., Ltd. COMMUNICATION PROCEDURES, TERMINAL DEVICE AND NETWORK DEVICE
WO2021235410A1 (ja) * 2020-05-18 2021-11-25 京セラ株式会社 基地局及びその制御方法
WO2023184321A1 (en) * 2022-03-31 2023-10-05 Qualcomm Incorporated Performing multiple parallel random access procedures
WO2024155131A1 (ko) * 2023-01-18 2024-07-25 엘지전자 주식회사 무선 통신 시스템에서 랜덤 액세스 절차를 위한 방법 및 그 장치

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Also Published As

Publication number Publication date
US10791575B2 (en) 2020-09-29
US20180160454A1 (en) 2018-06-07
US20160212769A1 (en) 2016-07-21
BR112016001517B1 (pt) 2022-10-18
KR20160034994A (ko) 2016-03-30
EP3016467A4 (en) 2016-06-01
EP3016467B1 (en) 2019-04-03
BR112016001517A2 (zh) 2017-07-25
JP6216052B2 (ja) 2017-10-18
US9900912B2 (en) 2018-02-20
KR101783278B1 (ko) 2017-09-29
EP3016467A1 (en) 2016-05-04
KR20170110176A (ko) 2017-10-10
CN105264997B (zh) 2019-10-22
WO2015010332A1 (zh) 2015-01-29
JP2016525837A (ja) 2016-08-25

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