KR102133850B1 - 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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KR102133850B1
KR102133850B1 KR1020197031151A KR20197031151A KR102133850B1 KR 102133850 B1 KR102133850 B1 KR 102133850B1 KR 1020197031151 A KR1020197031151 A KR 1020197031151A KR 20197031151 A KR20197031151 A KR 20197031151A KR 102133850 B1 KR102133850 B1 KR 102133850B1
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South Korea
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random access
preamble
preamble format
nprach
format
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Korean (ko)
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KR20190126432A (ko
Inventor
김재형
안준기
양석철
박창환
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
    • 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
    • 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
    • H04W74/002—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
    • 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)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
KR1020197031151A 2017-05-04 2018-05-04 랜덤 접속 과정을 수행하는 방법 및 이를 위한 장치 Active KR102133850B1 (ko)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201762501698P 2017-05-04 2017-05-04
US62/501,698 2017-05-04
US201762542804P 2017-08-09 2017-08-09
US62/542,804 2017-08-09
PCT/KR2018/005182 WO2018203698A1 (ko) 2017-05-04 2018-05-04 랜덤 접속 과정을 수행하는 방법 및 이를 위한 장치

Publications (2)

Publication Number Publication Date
KR20190126432A KR20190126432A (ko) 2019-11-11
KR102133850B1 true KR102133850B1 (ko) 2020-07-14

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Country Status (6)

Country Link
US (1) US11838952B2 (enExample)
EP (1) EP3621398B1 (enExample)
JP (1) JP7157762B2 (enExample)
KR (1) KR102133850B1 (enExample)
CN (1) CN110612769B (enExample)
WO (1) WO2018203698A1 (enExample)

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US11533750B2 (en) * 2017-10-09 2022-12-20 Qualcomm Incorporated Random access response techniques based on synchronization signal block transmissions
US10856257B2 (en) 2018-09-28 2020-12-01 Lg Electronics Inc. Timing advance command for uplink transmission
CN111372321B (zh) * 2018-12-26 2022-03-29 上海朗帛通信技术有限公司 一种被用于无线通信的节点中的方法和装置
CN113228766B (zh) * 2019-01-04 2024-07-02 上海诺基亚贝尔股份有限公司 终端与无线网络节点之间的通信
EP3915322A4 (en) 2019-01-25 2022-02-16 ZTE Corporation COMMUNICATION BETWEEN CELLS OF DIFFERENT GEOGRAPHIC RANGE
EP3949660B1 (en) * 2019-03-27 2025-04-30 InterDigital Patent Holdings, Inc. Methods and wireless/transmit receive unit directed to network access for non-terrestrial networks
CN112770384B (zh) * 2019-11-05 2023-08-15 中国移动通信有限公司研究院 传输定时调整方法及装置
CN112996134B (zh) * 2019-12-13 2022-11-01 上海朗帛通信技术有限公司 一种被用于无线通信的节点中的方法和装置
CN112996135B (zh) * 2019-12-13 2022-12-06 上海朗帛通信技术有限公司 一种被用于无线通信的节点中的方法和装置
US11457482B2 (en) * 2020-01-31 2022-09-27 Qualcomm Incorporated Multiple message types and procedure for selection of a message type for a random access message in a two-step random access procedure
US11849488B2 (en) * 2020-06-05 2023-12-19 Qualcomm Incorporated Random access via an alternative frequency resource
AU2020470487B2 (en) * 2020-09-29 2024-06-13 Huawei Technologies Co., Ltd. Communication method and apparatus
CN116326149B (zh) * 2020-10-15 2025-06-13 株式会社Ntt都科摩 终端、基站、无线通信系统以及无线通信方法
CN114679794A (zh) * 2020-12-24 2022-06-28 中兴通讯股份有限公司 随机接入方法、装置、终端、电子设备和可读存储介质
EP4278490A4 (en) * 2021-01-14 2024-10-16 Nokia Technologies Oy TRANSFER REPEAT SCHEME
WO2022216043A1 (en) * 2021-04-06 2022-10-13 Lg Electronics Inc. Method and apparatus for transmitting/receiving wireless signal in wireless communication system
US12058739B2 (en) * 2021-11-15 2024-08-06 Qualcomm Incorporated Techniques for large round trip times in random access channel procedures
WO2023123012A1 (en) 2021-12-29 2023-07-06 Zte Corporation Random access channel configuration
CN114364055B (zh) * 2021-12-31 2023-09-01 京信网络系统股份有限公司 基于竞争的随机接入方法、装置、基站及存储介质
WO2024171386A1 (ja) * 2023-02-16 2024-08-22 富士通株式会社 端末装置、基地局装置及び無線通信システム
CN119997253A (zh) * 2023-11-10 2025-05-13 华为技术有限公司 通信方法和通信装置
CN121013165A (zh) * 2024-05-24 2025-11-25 维沃移动通信有限公司 随机接入的ta确定方法、终端及网络侧设备

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US20160295609A1 (en) * 2015-04-03 2016-10-06 Qualcomm Incorporated Random access procedures under coverage limitations

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KR101548748B1 (ko) * 2008-08-07 2015-09-11 엘지전자 주식회사 랜덤 접속 절차를 수행하는 방법
WO2012044037A2 (en) * 2010-09-28 2012-04-05 Lg Electronics Inc. Preamble set separation for random access control in large scale cellular networks
KR20120123997A (ko) 2011-05-02 2012-11-12 주식회사 팬택 랜덤 액세스 장치 및 방법
US9462612B2 (en) * 2012-06-27 2016-10-04 Lg Electronics Inc. Method and terminal for random access to small cell
RU2638181C2 (ru) 2013-09-16 2017-12-12 Хуавей Текнолоджиз Ко., Лтд. Способ предварительного определения ресурса при произвольном доступе, пользовательское устройство и базовая станция
KR102219571B1 (ko) * 2017-01-05 2021-02-24 텔레폰악티에볼라겟엘엠에릭슨(펍) 확장된 범위에 대한 협대역 물리적인 랜덤 액세스 채널(nprach)
US20190387550A1 (en) * 2017-01-06 2019-12-19 Idac Holdings, Inc. Physical broadcast channel, initial uplink transmission and system acquisition associated with new radio
CN110495241A (zh) * 2017-03-22 2019-11-22 Lg 电子株式会社 在无线通信系统中发送和接收随机接入前导的方法及其设备

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US20100265854A1 (en) * 2007-12-12 2010-10-21 Robert Baldemair Methods and Devices for Communicating on a Radio Channel Based on Jointly Encoding a Preamble Format with Random Access Configuration
US20160295609A1 (en) * 2015-04-03 2016-10-06 Qualcomm Incorporated Random access procedures under coverage limitations

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Also Published As

Publication number Publication date
CN110612769A (zh) 2019-12-24
US20200068619A1 (en) 2020-02-27
WO2018203698A1 (ko) 2018-11-08
KR20190126432A (ko) 2019-11-11
US11838952B2 (en) 2023-12-05
EP3621398A4 (en) 2021-01-06
EP3621398B1 (en) 2023-07-05
JP7157762B2 (ja) 2022-10-20
JP2020519089A (ja) 2020-06-25
CN110612769B (zh) 2023-08-25
EP3621398A1 (en) 2020-03-11

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