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CN107005369A - 一种数据重传方法、设备及系统 - Google Patents

一种数据重传方法、设备及系统 Download PDF

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Publication number
CN107005369A
CN107005369A CN201580059883.6A CN201580059883A CN107005369A CN 107005369 A CN107005369 A CN 107005369A CN 201580059883 A CN201580059883 A CN 201580059883A CN 107005369 A CN107005369 A CN 107005369A
Authority
CN
China
Prior art keywords
carrier
equipment
carrier wave
data
status information
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201580059883.6A
Other languages
English (en)
Other versions
CN107005369B (zh
Inventor
王达
王键
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Huawei Technologies Co Ltd
Original Assignee
Huawei Technologies Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Huawei Technologies Co Ltd filed Critical Huawei Technologies Co Ltd
Publication of CN107005369A publication Critical patent/CN107005369A/zh
Application granted granted Critical
Publication of CN107005369B publication Critical patent/CN107005369B/zh
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • 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
    • H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
    • H04L1/1812—Hybrid protocols; Hybrid automatic repeat request [HARQ]
    • 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
    • H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
    • H04L1/1867—Arrangements specially adapted for the transmitter end
    • H04L1/1887—Scheduling and prioritising arrangements
    • 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
    • H04L5/0053—Allocation of signalling, i.e. of overhead other than pilot signals
    • 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

Landscapes

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

Abstract

本发明公开了一种数据重传方法、设备及系统，涉及通信领域，能够解决现有技术中设备利用非授权载波传输数据时，因为需要重新抢占信道导致无法进行数据重传的问题。具体方案为：第一设备使用第一载波向第二设备传输数据，所述第一载波是非授权载波；所述第一设备获取所述第一载波的状态信息，所述状态信息用于确定所述第一载波是否可用；当所述第一载波不可用时，所述第一设备使用第二载波向所述第二设备重传所述数据，所述第一载波和所述第二载波为不同载波。本发明用于数据重传。

Description

PCT国内申请，说明书已公开。

Claims (41)

  1. PCT国内申请，权利要求书已公开。
CN201580059883.6A 2015-04-09 2015-04-09 一种数据重传方法、设备及系统 Expired - Fee Related CN107005369B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2015/076174 WO2016161601A1 (zh) 2015-04-09 2015-04-09 一种数据重传方法、设备及系统

Publications (2)

Publication Number Publication Date
CN107005369A true CN107005369A (zh) 2017-08-01
CN107005369B CN107005369B (zh) 2020-04-14

Family

ID=57072151

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201580059883.6A Expired - Fee Related CN107005369B (zh) 2015-04-09 2015-04-09 一种数据重传方法、设备及系统

Country Status (4)

Country Link
US (1) US10419166B2 (zh)
EP (1) EP3267611B1 (zh)
CN (1) CN107005369B (zh)
WO (1) WO2016161601A1 (zh)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11272526B2 (en) 2018-05-09 2022-03-08 Qualcomm Incorporated Efficient operation with unlicensed downlink (DL) and licensed uplink (UL) by transmission of selective DL messages using licensed UL
ES2942548T3 (es) * 2018-07-06 2023-06-02 Beijing Xiaomi Mobile Software Co Ltd Método y dispositivo de transmisión de información
WO2021147091A1 (en) * 2020-01-23 2021-07-29 Qualcomm Incorporated Dynamically enabling and disabling physical downlink shared channel scheduling using downlink control information

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101069377A (zh) * 2005-01-18 2007-11-07 株式会社东芝 无线通信系统、无线发射设备和无线接收设备
JP4115784B2 (ja) * 2002-09-11 2008-07-09 三菱電機株式会社 再送制御方法および通信装置
CN101379753A (zh) * 2006-02-03 2009-03-04 Lg电子株式会社 无线通信系统中基于反馈信息发送至少一个子分组的方法
CN101841407A (zh) * 2009-03-17 2010-09-22 华为技术有限公司 数据重传的方法和装置
US20140036889A1 (en) * 2011-04-11 2014-02-06 Lg Electronics Inc. Method and device for transmitting reception acknowledgement information in a mobile communication system
WO2014194841A1 (zh) * 2013-06-05 2014-12-11 华为技术有限公司 数据传输方法及装置
US20150055589A1 (en) * 2013-08-23 2015-02-26 Qualcomm Incorporated Common harq processes

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012141513A2 (ko) * 2011-04-13 2012-10-18 엘지전자 주식회사 무선통신시스템에서 제어정보 전송 방법 및 장치
US9655048B2 (en) * 2014-04-07 2017-05-16 Futurewei Technologies, Inc. System and method for discontinuous transmissions and measurements

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4115784B2 (ja) * 2002-09-11 2008-07-09 三菱電機株式会社 再送制御方法および通信装置
CN101069377A (zh) * 2005-01-18 2007-11-07 株式会社东芝 无线通信系统、无线发射设备和无线接收设备
CN101379753A (zh) * 2006-02-03 2009-03-04 Lg电子株式会社 无线通信系统中基于反馈信息发送至少一个子分组的方法
CN101841407A (zh) * 2009-03-17 2010-09-22 华为技术有限公司 数据重传的方法和装置
US20140036889A1 (en) * 2011-04-11 2014-02-06 Lg Electronics Inc. Method and device for transmitting reception acknowledgement information in a mobile communication system
WO2014194841A1 (zh) * 2013-06-05 2014-12-11 华为技术有限公司 数据传输方法及装置
US20150055589A1 (en) * 2013-08-23 2015-02-26 Qualcomm Incorporated Common harq processes

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
HUAWEI ET AL: "HARQ design for LAA", 《3GPP,TSG_RAN/WG1_RL1/TSGR1_AH/LTE_LAA_1503，R1-151120》 *
ZTE: "HAQR related issues for Licensed-assisted access using LTE", 《3GPP,TSG_RAN/WG1_RL1/TSGR1_AH/LTE_LAA_1503,R1-151023》 *

Also Published As

Publication number Publication date
EP3267611B1 (en) 2021-06-09
US10419166B2 (en) 2019-09-17
CN107005369B (zh) 2020-04-14
US20180109359A1 (en) 2018-04-19
EP3267611A1 (en) 2018-01-10
EP3267611A4 (en) 2018-03-28
WO2016161601A1 (zh) 2016-10-13

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Granted publication date: 20200414