CN112514507A - 一种无线通信方法和设备 - Google Patents

一种无线通信方法和设备 Download PDF

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Publication number
CN112514507A
CN112514507A CN201980049229.5A CN201980049229A CN112514507A CN 112514507 A CN112514507 A CN 112514507A CN 201980049229 A CN201980049229 A CN 201980049229A CN 112514507 A CN112514507 A CN 112514507A
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China
Prior art keywords
terminal device
scheduling information
uplink data
uplink transmission
uplink
Prior art date
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Pending
Application number
CN201980049229.5A
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English (en)
Inventor
徐伟杰
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Guangdong Oppo Mobile Telecommunications Corp Ltd
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Guangdong Oppo Mobile Telecommunications Corp Ltd
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Application filed by Guangdong Oppo Mobile Telecommunications Corp Ltd filed Critical Guangdong Oppo Mobile Telecommunications Corp Ltd
Priority to CN202110344363.7A priority Critical patent/CN113037439B/zh
Publication of CN112514507A publication Critical patent/CN112514507A/zh
Pending legal-status Critical Current

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    • 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
    • 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
    • H04L1/1822—Automatic repetition systems, e.g. Van Duuren systems involving configuration of automatic repeat request [ARQ] with parallel processes
    • 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
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0002—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate
    • H04L1/0003—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate by switching between different modulation schemes
    • 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
    • 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
    • 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
    • H04L1/189—Transmission or retransmission of more than one copy of a message
    • 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
    • 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
    • H04W72/04—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
    • H04W72/20—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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/50—Allocation or scheduling criteria for wireless resources
    • H04W72/535—Allocation or scheduling criteria for wireless resources based on resource usage policies
    • 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
    • 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
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W76/00—Connection management
    • H04W76/20—Manipulation of established connections
    • H04W76/27—Transitions between radio resource control [RRC] states

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

Abstract

本申请提供了一种无线通信方法和设备，当终端设备选用两步的随机接入过程进行随机接入时，会向网络设备发送前导码和上行数据。而当网络设备只收到前导码，而没有收到上行数据或者所述上行数据检测失败的情况下，网络设备可以向终端设备发送指示重传上行数据的调度信息。终端设备可以基于该调度信息进行上行数据的重传，而不需要重新发送随机接入请求，即重新发送前导码和上行数据，能够减小随机接入过程的时延。该方法包括：终端设备向网络设备发送前导码和上行数据；所述终端设备接收所述网络设备发送的调度信息，所述调度信息用于指示所述终端设备重传所述上行数据；基于所述调度信息，所述终端设备重传所述上行数据。

Description

PCT国内申请，说明书已公开。

Claims (46)

  1. PCT国内申请，权利要求书已公开。
CN201980049229.5A 2018-07-27 2019-07-26 一种无线通信方法和设备 Pending CN112514507A (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110344363.7A CN113037439B (zh) 2018-07-27 2019-07-26 一种无线通信方法和设备

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CN2018108468338 2018-07-27
CN201810846833 2018-07-27
PCT/CN2019/098016 WO2020020373A1 (zh) 2018-07-27 2019-07-26 一种无线通信方法和设备

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CN112514507A true CN112514507A (zh) 2021-03-16

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US (1) US20210136797A1 (zh)
EP (1) EP3813465B1 (zh)
CN (2) CN113037439B (zh)
TW (1) TW202008824A (zh)
WO (1) WO2020020373A1 (zh)

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Publication number Priority date Publication date Assignee Title
CN114731219A (zh) * 2020-02-18 2022-07-08 Oppo广东移动通信有限公司 信号传输方法、装置、设备和存储介质
CN113872739A (zh) * 2020-06-30 2021-12-31 华为技术有限公司 一种数据传输方法以及相关设备

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Publication number Priority date Publication date Assignee Title
WO2007148917A2 (en) * 2006-06-20 2007-12-27 Lg Electronics Inc. Procedure for initial access
WO2009087965A1 (ja) * 2008-01-07 2009-07-16 Panasonic Corporation 無線送信装置および再送制御方法
EP2329616A1 (en) * 2008-08-04 2011-06-08 Research In Motion Limited Allocation of different harq process identifiers to different initial semi-persistent scheduling in order to solve retransmissions ambiguity when different harq processes overlap
BR112018070211A2 (pt) * 2016-04-01 2019-01-29 Huawei Tech Co Ltd métodos e sistemas de harq para transmissões de enlace ascendente livres de concessão
US10382169B2 (en) * 2016-04-01 2019-08-13 Huawei Technologies Co., Ltd. HARQ systems and methods for grant-free uplink transmissions
US10405342B2 (en) * 2016-11-01 2019-09-03 Qualcomm Incorporated Two step random access procedure
CN108076534A (zh) * 2016-11-14 2018-05-25 北京信威通信技术股份有限公司 随机接入方法和装置
CN108282899B (zh) * 2017-01-05 2020-03-06 电信科学技术研究院 一种两步竞争随机接入方法和装置
CN108282903B (zh) * 2017-01-06 2020-03-24 电信科学技术研究院 一种信息传输方法、ue及接入网实体
WO2018127549A1 (en) * 2017-01-06 2018-07-12 Sony Corporation Wireless telecommunications apparatuses and methods
CN108282897B (zh) * 2017-01-06 2020-04-17 电信科学技术研究院 一种随机接入反馈、处理方法、基站及终端
US10313158B2 (en) * 2017-01-09 2019-06-04 Mediatek Inc. Method for data transmission and reception of random access procedure
US11057935B2 (en) * 2017-03-22 2021-07-06 Comcast Cable Communications, Llc Random access process in new radio

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Publication number Publication date
CN113037439A (zh) 2021-06-25
TW202008824A (zh) 2020-02-16
EP3813465A4 (en) 2021-08-25
WO2020020373A1 (zh) 2020-01-30
CN113037439B (zh) 2022-11-08
EP3813465B1 (en) 2024-05-08
EP3813465A1 (en) 2021-04-28
US20210136797A1 (en) 2021-05-06

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