CN107005862A - 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
CN107005862A
CN107005862A CN201580066288.5A CN201580066288A CN107005862A CN 107005862 A CN107005862 A CN 107005862A CN 201580066288 A CN201580066288 A CN 201580066288A CN 107005862 A CN107005862 A CN 107005862A
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China
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cca
channel
unlicensed spectrum
equipment
data
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CN201580066288.5A
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CN107005862B (zh
Inventor
王达
王键
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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
    • H04W74/0808—Non-scheduled access, e.g. ALOHA using carrier sensing, e.g. carrier sense multiple access [CSMA]
    • 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
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W16/00—Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
    • H04W16/14—Spectrum sharing arrangements between different networks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access
    • H04W74/08—Non-scheduled access, e.g. ALOHA
    • H04W74/0808—Non-scheduled access, e.g. ALOHA using carrier sensing, e.g. carrier sense multiple access [CSMA]
    • H04W74/0825—Non-scheduled access, e.g. ALOHA using carrier sensing, e.g. carrier sense multiple access [CSMA] with collision detection
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access
    • H04W74/08—Non-scheduled access, e.g. ALOHA
    • H04W74/0808—Non-scheduled access, e.g. ALOHA using carrier sensing, e.g. carrier sense multiple access [CSMA]
    • H04W74/0816—Non-scheduled access, e.g. ALOHA using carrier sensing, e.g. carrier sense multiple access [CSMA] with collision avoidance

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

Abstract

本发明实施例提供一种数据传输方法及装置，涉及通信领域，能够在所述LAA‑LTE系统中的设备抢占非授权频谱发生碰撞之后，有效降低再次发生碰撞的概率。第一设备在确定占用非授权频谱的信道传输数据时与其他设备发生碰撞后调整所述非授权频谱的信道的空闲信道评估CCA检测时刻或检测次数；所述第一设备根据调整后的所述非授权频谱的信道的空闲信道评估CCA检测时刻或检测次数占用所述非授权频谱的信道传输数据。数据传输方法及装置用于传输数据。

Description

PCT国内申请，说明书已公开。

Claims (32)

  1. PCT国内申请，权利要求书已公开。
CN201580066288.5A 2015-01-15 2015-01-15 一种数据传输方法及装置 Active CN107005862B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2015/070732 WO2016112508A1 (zh) 2015-01-15 2015-01-15 一种数据传输方法及装置

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CN107005862A true CN107005862A (zh) 2017-08-01
CN107005862B CN107005862B (zh) 2020-09-11

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US (1) US10405346B2 (zh)
EP (1) EP3240323B1 (zh)
CN (1) CN107005862B (zh)
WO (1) WO2016112508A1 (zh)

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CN111699641A (zh) * 2020-04-29 2020-09-22 北京小米移动软件有限公司 信道检测方法、装置、通信设备及存储介质
CN112235874A (zh) * 2020-10-20 2021-01-15 Tcl通讯（宁波）有限公司 减少前端无线传输时间方法、系统、存储介质及移动终端
CN112368965A (zh) * 2018-05-11 2021-02-12 弗劳恩霍夫应用研究促进协会 用于免授权随机接入的arq/harq相关过程
CN113412638A (zh) * 2020-01-17 2021-09-17 北京小米移动软件有限公司 一种数据传输的方法、装置、通信设备及存储介质

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US10356816B2 (en) * 2015-08-19 2019-07-16 Qualcomm Incorporated Re-contention-based co-existence on a shared communication medium
US10091789B2 (en) * 2015-08-19 2018-10-02 Qualcomm, Incorporated Re-contention-based co-existence on a shared communication medium
US10542541B2 (en) 2015-08-19 2020-01-21 Qualcomm, Incorporated Re-contention-based co-existence on a shared communication medium
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US10517021B2 (en) 2016-06-30 2019-12-24 Evolve Cellular Inc. Long term evolution-primary WiFi (LTE-PW)
US10687358B2 (en) * 2016-11-11 2020-06-16 Qualcomm Incorporated Opportunistic asynchronous operation for coordinated NR-SS
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Publication number Priority date Publication date Assignee Title
CN112368965A (zh) * 2018-05-11 2021-02-12 弗劳恩霍夫应用研究促进协会 用于免授权随机接入的arq/harq相关过程
CN112368965B (zh) * 2018-05-11 2024-05-28 弗劳恩霍夫应用研究促进协会 用于免授权随机接入的arq/harq相关过程
CN113412638A (zh) * 2020-01-17 2021-09-17 北京小米移动软件有限公司 一种数据传输的方法、装置、通信设备及存储介质
CN113412638B (zh) * 2020-01-17 2023-10-03 北京小米移动软件有限公司 一种数据传输的方法、装置、通信设备及存储介质
CN111699641A (zh) * 2020-04-29 2020-09-22 北京小米移动软件有限公司 信道检测方法、装置、通信设备及存储介质
CN112235874A (zh) * 2020-10-20 2021-01-15 Tcl通讯（宁波）有限公司 减少前端无线传输时间方法、系统、存储介质及移动终端
CN112235874B (zh) * 2020-10-20 2022-06-10 Tcl通讯（宁波）有限公司 减少前端无线传输时间方法、系统、存储介质及移动终端

Also Published As

Publication number Publication date
CN107005862B (zh) 2020-09-11
US20180014326A1 (en) 2018-01-11
WO2016112508A1 (zh) 2016-07-21
US10405346B2 (en) 2019-09-03
EP3240323B1 (en) 2020-10-21
EP3240323A4 (en) 2018-04-11
EP3240323A1 (en) 2017-11-01

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