CN113228785A - 上行控制信息的发送和接收方法以及装置 - Google Patents

上行控制信息的发送和接收方法以及装置 Download PDF

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Publication number
CN113228785A
CN113228785A CN201980087207.8A CN201980087207A CN113228785A CN 113228785 A CN113228785 A CN 113228785A CN 201980087207 A CN201980087207 A CN 201980087207A CN 113228785 A CN113228785 A CN 113228785A
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CN
China
Prior art keywords
channel
access type
channel access
uplink control
control information
Prior art date
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Pending
Application number
CN201980087207.8A
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English (en)
Inventor
张国玉
蒋琴艳
贾美艺
张磊
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Fujitsu Ltd
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Fujitsu Ltd
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Publication date
Application filed by Fujitsu Ltd filed Critical Fujitsu Ltd
Publication of CN113228785A publication Critical patent/CN113228785A/zh
Pending legal-status Critical Current

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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]
    • 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]
    • 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]
    • H04L1/1819—Hybrid protocols; Hybrid automatic repeat request [HARQ] with retransmission of additional or different redundancy
    • 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
    • H04W72/0453—Resources in frequency domain, e.g. a carrier in FDMA
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/12—Wireless traffic scheduling
    • H04W72/1263—Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows
    • H04W72/1268—Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows of uplink data flows
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access
    • H04W74/002—Transmission of channel access control information
    • H04W74/004—Transmission of channel access control information in the uplink, i.e. towards network
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/20—Control channels or signalling for resource management
    • H04W72/21—Control channels or signalling for resource management in the uplink direction of a wireless link, i.e. towards the network

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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上行控制信息的发送和接收方法以及装置。所述方法包括：终端设备确定用于发送上行控制信息的上行控制信道的信道接入类型；以及根据所述信道接入类型进行信道检测并在检测信道为空闲后向网络设备发送所述上行控制信息，或者，根据所述信道接入类型不检测信道而向网络设备发送所述上行控制信息。由此，在一些场景下不检测信道就可以发送上行控制信息，能够降低传输时延而提高传输效率；而在另一些场景下在检测到信道空闲后再发送上行控制信息，能够避免或降低干扰而提高传输的可靠性。

Description

PCT国内申请，说明书已公开。

Claims (20)

  1. PCT国内申请，权利要求书已公开。
CN201980087207.8A 2019-01-09 2019-01-09 上行控制信息的发送和接收方法以及装置 Pending CN113228785A (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2019/070971 WO2020142925A1 (zh) 2019-01-09 2019-01-09 上行控制信息的发送和接收方法以及装置

Publications (1)

Publication Number Publication Date
CN113228785A true CN113228785A (zh) 2021-08-06

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CN201980087207.8A Pending CN113228785A (zh) 2019-01-09 2019-01-09 上行控制信息的发送和接收方法以及装置

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US (1) US11963225B2 (zh)
JP (1) JP7388437B2 (zh)
CN (1) CN113228785A (zh)
WO (1) WO2020142925A1 (zh)

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WO2023130469A1 (zh) * 2022-01-10 2023-07-13 北京小米移动软件有限公司 一个确定信道接入方式的方法、装置及存储介质
WO2023140078A1 (ja) * 2022-01-24 2023-07-27 株式会社Ｎｔｔドコモ 端末及び通信方法

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US20210352728A1 (en) 2021-11-11
JP7388437B2 (ja) 2023-11-29
WO2020142925A1 (zh) 2020-07-16
JP2022517557A (ja) 2022-03-09
US11963225B2 (en) 2024-04-16

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