KR102133851B1 - 랜덤 접속 과정을 수행하는 방법 및 이를 위한 장치 - Google Patents

랜덤 접속 과정을 수행하는 방법 및 이를 위한 장치 Download PDF

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KR102133851B1
KR102133851B1 KR1020197031908A KR20197031908A KR102133851B1 KR 102133851 B1 KR102133851 B1 KR 102133851B1 KR 1020197031908 A KR1020197031908 A KR 1020197031908A KR 20197031908 A KR20197031908 A KR 20197031908A KR 102133851 B1 KR102133851 B1 KR 102133851B1
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preamble
nprach
symbol
time
nprach preamble
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KR20190132470A (ko
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김재형
안준기
신석민
황승계
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엘지전자 주식회사
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access
    • H04W74/002—Transmission of channel access control information
    • H04W74/006—Transmission of channel access control information in the downlink, i.e. towards the terminal
    • 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
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2602—Signal structure
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2602—Signal structure
    • H04L27/26025—Numerology, i.e. varying one or more of symbol duration, subcarrier spacing, Fourier transform size, sampling rate or down-clocking
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2602—Signal structure
    • H04L27/2605—Symbol extensions, e.g. Zero Tail, Unique Word [UW]
    • H04L27/2607—Cyclic extensions
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2602—Signal structure
    • H04L27/261—Details of reference signals
    • H04L27/2613—Structure of the reference signals
    • H04L27/26132—Structure of the reference signals using repetition
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2647—Arrangements specific to the receiver only
    • H04L27/2655—Synchronisation arrangements
    • H04L27/2689—Link with other circuits, i.e. special connections between synchronisation arrangements and other circuits for achieving synchronisation
    • H04L27/2692—Link with other circuits, i.e. special connections between synchronisation arrangements and other circuits for achieving synchronisation with preamble design, i.e. with negotiation of the synchronisation sequence with transmitter or sequence linked to the algorithm used at the receiver
    • 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
    • H04W72/20—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
    • 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
    • H04W74/00—Wireless channel access
    • H04W74/08—Non-scheduled access, e.g. ALOHA
    • H04W74/0866—Non-scheduled access, e.g. ALOHA using a dedicated channel for access
    • 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
    • H04W74/0838—Random access procedures, e.g. with 4-step access using contention-free random access [CFRA]

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Mobile Radio Communication Systems (AREA)
KR1020197031908A 2017-05-04 2018-05-04 랜덤 접속 과정을 수행하는 방법 및 이를 위한 장치 Active KR102133851B1 (ko)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201762501176P 2017-05-04 2017-05-04
US62/501,176 2017-05-04
US201762542803P 2017-08-09 2017-08-09
US62/542,803 2017-08-09
PCT/KR2018/005172 WO2018203696A1 (ko) 2017-05-04 2018-05-04 랜덤 접속 과정을 수행하는 방법 및 이를 위한 장치

Publications (2)

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KR20190132470A KR20190132470A (ko) 2019-11-27
KR102133851B1 true KR102133851B1 (ko) 2020-07-14

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US (1) US11032853B2 (https=)
EP (1) EP3621403A4 (https=)
JP (1) JP7240328B2 (https=)
KR (1) KR102133851B1 (https=)
CN (1) CN110583091B (https=)
WO (1) WO2018203696A1 (https=)

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CN111165063B (zh) * 2017-08-09 2023-07-11 Lg电子株式会社 执行随机接入过程的方法及其设备
JP2020530239A (ja) * 2017-08-10 2020-10-15 華為技術有限公司Ｈｕａｗｅｉ Ｔｅｃｈｎｏｌｏｇｉｅｓ Ｃｏ．，Ｌｔｄ． 信号送信方法および信号送信装置、ならびに信号受信方法および信号受信装置
US11039469B2 (en) * 2017-10-09 2021-06-15 Qualcomm Incorporated Different methods for PRACH and PUSCH separation in NR
EP3790348A4 (en) * 2018-06-21 2021-05-12 Huawei Technologies Co., Ltd. COMMUNICATION PROCEDURE, BASE STATION AND TERMINAL DEVICE
KR20210036930A (ko) * 2018-07-27 2021-04-05 광동 오포 모바일 텔레커뮤니케이션즈 코포레이션 리미티드 무작위 접속의 방법과 장치
EP4358566A3 (en) 2019-05-03 2024-06-26 Telefonaktiebolaget LM Ericsson (publ) Method for accessing a cellular communications network in unlicensed spectrum
CN114616909A (zh) * 2019-11-07 2022-06-10 株式会社Ntt都科摩 终端
ES2973334T3 (es) * 2019-12-03 2024-06-19 Guangdong Oppo Mobile Telecommunications Corp Ltd Método y aparato de manejo de conflictos de recursos, terminal y medio de almacenamiento
US11849488B2 (en) * 2020-06-05 2023-12-19 Qualcomm Incorporated Random access via an alternative frequency resource
EP4193724A4 (en) * 2020-08-07 2024-05-08 Qualcomm Incorporated INTERVAL CONFIGURATION IN WIRELESS COMMUNICATIONS
CN112272416A (zh) * 2020-10-23 2021-01-26 锐迪科（重庆）微电子科技有限公司 Prach的发送与接收方法及设备
US11812479B2 (en) 2020-11-06 2023-11-07 Electronics And Telecommunications Research Institute Method and apparatus for random access in communication system
CN114866201B (zh) 2021-01-20 2023-07-25 大唐移动通信设备有限公司 接入传输方法、网络侧设备、终端和存储介质
CN115189823B (zh) * 2021-04-01 2024-06-11 维沃移动通信有限公司 重复传输的处理方法、装置、终端及网络侧设备
CN113316260B (zh) * 2021-07-29 2021-12-14 广东省新一代通信与网络创新研究院 数据传输方法及装置、计算机存储介质
US11856429B2 (en) * 2021-11-10 2023-12-26 Cisco Technology, Inc. Dynamic spectrum access mode based on station capabilities
CN117693005A (zh) * 2022-09-07 2024-03-12 华为技术有限公司 随机接入方法和通信装置
US12501490B2 (en) * 2023-05-30 2025-12-16 Qualcomm Incorporated Techniques for increasing narrowband physical random access channel capacity
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Publication number Publication date
JP2020519192A (ja) 2020-06-25
JP7240328B2 (ja) 2023-03-15
CN110583091B (zh) 2023-03-28
KR20190132470A (ko) 2019-11-27
CN110583091A (zh) 2019-12-17
WO2018203696A1 (ko) 2018-11-08
EP3621403A4 (en) 2021-01-06
EP3621403A1 (en) 2020-03-11
US20200068620A1 (en) 2020-02-27
US11032853B2 (en) 2021-06-08

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