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WO2018164553A3 - 비면허 대역을 지원하는 무선 통신 시스템에서 단말의 임의 접속 절차 수행 방법 및 이를 수행하는 단말 - Google Patents

비면허 대역을 지원하는 무선 통신 시스템에서 단말의 임의 접속 절차 수행 방법 및 이를 수행하는 단말 Download PDF

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Publication number
WO2018164553A3
WO2018164553A3 PCT/KR2018/002896 KR2018002896W WO2018164553A3 WO 2018164553 A3 WO2018164553 A3 WO 2018164553A3 KR 2018002896 W KR2018002896 W KR 2018002896W WO 2018164553 A3 WO2018164553 A3 WO 2018164553A3
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WO
WIPO (PCT)
Prior art keywords
terminal
random access
access procedure
unlicensed band
wireless communication
Prior art date
Application number
PCT/KR2018/002896
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English (en)
French (fr)
Other versions
WO2018164553A2 (ko
Inventor
김선욱
박창환
안준기
양석철
Original Assignee
엘지전자 주식회사
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 엘지전자 주식회사 filed Critical 엘지전자 주식회사
Priority to US16/491,982 priority Critical patent/US10952251B2/en
Publication of WO2018164553A2 publication Critical patent/WO2018164553A2/ko
Publication of WO2018164553A3 publication Critical patent/WO2018164553A3/ko

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/06—TPC algorithms
    • H04W52/14—Separate analysis of uplink or downlink
    • H04W52/146—Uplink power control
    • 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
    • H04W16/00—Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
    • H04W16/24—Cell structures
    • H04W16/28—Cell structures using beam steering
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/30—Transmission power control [TPC] using constraints in the total amount of available transmission power
    • H04W52/32—TPC of broadcast or control channels
    • H04W52/325—Power control of control or pilot channels
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/30—Transmission power control [TPC] using constraints in the total amount of available transmission power
    • H04W52/36—Transmission power control [TPC] using constraints in the total amount of available transmission power with a discrete range or set of values, e.g. step size, ramping or offsets
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/38—TPC being performed in particular situations
    • H04W52/42—TPC being performed in particular situations in systems with time, space, frequency or polarisation diversity
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/38—TPC being performed in particular situations
    • H04W52/50—TPC being performed in particular situations at the moment of starting communication in a multiple access environment
    • 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
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/18—TPC being performed according to specific parameters
    • H04W52/24—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters
    • H04W52/242—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters taking into account path loss
    • 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
    • H04W72/046—Wireless resource allocation based on the type of the allocated resource the resource being in the space domain, e.g. beams

Landscapes

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

Abstract

본 발명에서는 비면허 대역을 지원하는 무선 통신 시스템에서 단말의 임의 접속 절차 수행 방법 및 이를 수행하는 단말을 개시한다. 특히, 본 발명에서는, 단말 및 기지국이 다양한 빔 자원 (beam resource)를 이용하여 신호를 송수신할 수 있는 경우, 단말이 비면허 대역을 통해 기지국에 대해 임의 접속 절차를 수행하는 방법 및 이를 수행하는 단말을 개시한다.
PCT/KR2018/002896 2017-03-10 2018-03-12 비면허 대역을 지원하는 무선 통신 시스템에서 단말의 임의 접속 절차 수행 방법 및 이를 수행하는 단말 WO2018164553A2 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US16/491,982 US10952251B2 (en) 2017-03-10 2018-03-12 Method for performing random access procedure by terminal in wireless communication system supporting unlicensed band and terminal for performing same

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201762469524P 2017-03-10 2017-03-10
US62/469,524 2017-03-10

Publications (2)

Publication Number Publication Date
WO2018164553A2 WO2018164553A2 (ko) 2018-09-13
WO2018164553A3 true WO2018164553A3 (ko) 2018-11-01

Family

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Application Number Title Priority Date Filing Date
PCT/KR2018/002896 WO2018164553A2 (ko) 2017-03-10 2018-03-12 비면허 대역을 지원하는 무선 통신 시스템에서 단말의 임의 접속 절차 수행 방법 및 이를 수행하는 단말

Country Status (2)

Country Link
US (1) US10952251B2 (ko)
WO (1) WO2018164553A2 (ko)

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EP3602826A1 (en) 2017-03-23 2020-02-05 Convida Wireless, LLC Beam training and initial access
CN109392184B (zh) * 2017-08-02 2020-10-16 维沃移动通信有限公司 一种非授权频段下的信息传输方法、网络设备及终端
CN109413751B (zh) 2017-08-17 2021-05-28 维沃移动通信有限公司 非授权频段下的信息传输方法及网络设备
EP3791669A1 (en) * 2018-05-09 2021-03-17 Convida Wireless, Llc Channel access with a new radio unlicensed serving cell
KR102743756B1 (ko) * 2018-05-11 2024-12-17 삼성전자주식회사 무선 통신 시스템에서 상향링크 스케줄링을 위한 장치 및 방법
WO2019237805A1 (zh) * 2018-06-14 2019-12-19 Oppo广东移动通信有限公司 一种随机接入方法及装置、通信设备
US11013036B2 (en) * 2018-06-14 2021-05-18 Samsung Electronics Co., Ltd. Method and apparatus on enhancements of NR random access for unlicensed operations
HUE061955T2 (hu) * 2018-06-19 2023-09-28 Guangdong Oppo Mobile Telecommunications Eljárás a csatornához való hozzáférés típusának jelzésére, bégberendezés és hálózati eszköz
CN110972296A (zh) * 2018-09-30 2020-04-07 普天信息技术有限公司 一种基于nr-u下行带宽自适应调整的数据发送方法及装置
US12021629B2 (en) 2018-10-25 2024-06-25 Beijing Xiaomi Mobile Software Co., Ltd. Hybrid automatic repeat request feedback method and device
US11115109B2 (en) * 2018-10-31 2021-09-07 Cable Television Laboratories, Inc. Methods and systems for establishing a connection between devices in unlicensed radio frequency spectrum
US12192785B2 (en) * 2018-12-17 2025-01-07 Qualcomm Incorporated Transmit/receive beam association in millimeter wave V2X
WO2020180873A1 (en) * 2019-03-05 2020-09-10 Google Llc Random access procedure in unlicensed bandwidth part
KR20200114224A (ko) 2019-03-28 2020-10-07 삼성전자주식회사 비면허 대역을 활용하는 무선통신시스템에서 상향링크 LBT (Listen-Before-Talk) 실패를 감지하는 방법 및 장치
WO2020210929A1 (zh) 2019-04-15 2020-10-22 北京小米移动软件有限公司 随机接入方法及装置
JP7218434B2 (ja) * 2019-05-16 2023-02-06 京セラ株式会社 通信制御方法及びユーザ装置
WO2021026757A1 (en) * 2019-08-13 2021-02-18 Qualcomm Incorporated Failed receiving of timing advance (ta) command for radio resource control (rrc) connected user equipment (ue) in two-step random access procedure
WO2021088055A1 (zh) * 2019-11-08 2021-05-14 Oppo广东移动通信有限公司 非授权频谱上的数据传输方法、装置、设备及存储介质
WO2021155516A1 (en) * 2020-02-05 2021-08-12 JRD Communication (Shenzhen) Ltd. Device and method for listen-before-talk random access with adaptive energy detection threshold selection
US11863997B2 (en) * 2020-02-11 2024-01-02 Qualcomm Incorporated Frame based channel access in wireless communication
US20230132057A1 (en) * 2020-04-01 2023-04-27 Samsung Electronics Co., Ltd. Method and device for supporting random access for low-capability terminal in wireless communication system
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US20200045735A1 (en) 2020-02-06
WO2018164553A2 (ko) 2018-09-13
US10952251B2 (en) 2021-03-16

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