CN112470527A - 一种数据传输方法及装置 - Google Patents

一种数据传输方法及装置 Download PDF

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Publication number
CN112470527A
CN112470527A CN201980049662.9A CN201980049662A CN112470527A CN 112470527 A CN112470527 A CN 112470527A CN 201980049662 A CN201980049662 A CN 201980049662A CN 112470527 A CN112470527 A CN 112470527A
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China
Prior art keywords
data frame
communication device
channel
notification message
communication
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CN201980049662.9A
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CN112470527B (zh
Inventor
黄晨骥
胡路遥
赵望生
汪伊明
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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
    • 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
    • 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
    • H04L1/1896—ARQ related signaling
    • 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
    • H04L1/08—Arrangements for detecting or preventing errors in the information received by repeating transmission, e.g. Verdan system
    • 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
    • H04L1/1803—Stop-and-wait protocols
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W68/00—User notification, e.g. alerting and paging, for incoming communication, change of service or the like
    • H04W68/005—Transmission of information for alerting of incoming communication
    • 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
    • H04W52/0225—Power saving arrangements in terminal devices using monitoring of external events, e.g. the presence of a signal
    • H04W52/0241—Power saving arrangements in terminal devices using monitoring of external events, e.g. the presence of a signal where no transmission is received, e.g. out of range of the transmitter
    • 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
    • H04W88/08—Access point devices
    • H04W88/10—Access point devices adapted for operation in multiple networks, e.g. multi-mode access points
    • 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)
  • Detection And Prevention Of Errors In Transmission (AREA)

Abstract

本申请提供一种数据传输方法及装置。该数据传输方法应用于通信系统，通信系统中的接入点包括第一通信装置和第二通信装置，通信系统中的站点包括第三通信装置和第四通信装置。上述数据传输方法包括：第一通信装置在由第一通道向第三通信装置发送第一数据帧失败后，重传第一数据帧，并向第二通信装置发送相同的第二数据帧；第一通信装置接收第二通信装置发送的第一通知消息，第一通信装置响应第一通知消息，终止发送第一数据帧。在本申请中，通过在接入点与站点之间的双通道上发送相同的数据帧，增强无线传输的抗干扰能力，减少时延和丢包，进而提升无线链路上数据传输的可靠性和实时性。

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。
CN201980049662.9A 2019-03-21 2019-03-21 一种数据传输方法及装置 Active CN112470527B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2019/079098 WO2020186521A1 (zh) 2019-03-21 2019-03-21 一种数据传输方法及装置

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CN112470527A true CN112470527A (zh) 2021-03-09
CN112470527B CN112470527B (zh) 2022-04-12

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US (1) US11909537B2 (zh)
EP (1) EP3852446A4 (zh)
CN (1) CN112470527B (zh)
WO (1) WO2020186521A1 (zh)

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CN105430674A (zh) * 2015-11-03 2016-03-23 上海斐讯数据通信技术有限公司 一种无线网络通信方法及系统
CN105450367A (zh) * 2014-09-01 2016-03-30 电信科学技术研究院 一种进行数据传输的方法和设备
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US20160380727A1 (en) * 2014-03-10 2016-12-29 Lg Electronics Inc. Method and apparatus for retransmission in wireless lan
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US9420490B2 (en) * 2013-03-08 2016-08-16 Qualcomm Incorporated Systems and methods for seamless data stream transfer during band switch between wireless stations
WO2016029362A1 (zh) * 2014-08-26 2016-03-03 华为技术有限公司 网络通信方法和装置
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CN107302774A (zh) * 2016-04-14 2017-10-27 华为技术有限公司 一种数据帧的传输方法和设备
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CN1549530A (zh) * 2003-05-23 2004-11-24 联想(北京)有限公司 基于关联的无线局域网通信系统及通信方法
CN102843302A (zh) * 2012-09-17 2012-12-26 福建星网锐捷网络有限公司 终端接入方法及设备
CN103888995A (zh) * 2012-12-19 2014-06-25 华为技术有限公司 信号重传的方法及设备
CN104797011A (zh) * 2014-01-20 2015-07-22 华为终端有限公司 双频移动WiFi终端的数据传输方法和移动WiFi终端
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CN105430674A (zh) * 2015-11-03 2016-03-23 上海斐讯数据通信技术有限公司 一种无线网络通信方法及系统

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EP3852446A4 (en) 2021-12-08
US11909537B2 (en) 2024-02-20
US20220014319A1 (en) 2022-01-13
WO2020186521A1 (zh) 2020-09-24
CN112470527B (zh) 2022-04-12
EP3852446A1 (en) 2021-07-21

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