KR20180084669A - 랜덤 액세스를 수행하기 위한 방법 및 장치 - Google Patents

랜덤 액세스를 수행하기 위한 방법 및 장치 Download PDF

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KR20180084669A
KR20180084669A KR1020180005642A KR20180005642A KR20180084669A KR 20180084669 A KR20180084669 A KR 20180084669A KR 1020180005642 A KR1020180005642 A KR 1020180005642A KR 20180005642 A KR20180005642 A KR 20180005642A KR 20180084669 A KR20180084669 A KR 20180084669A
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South Korea
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random access
present disclosure
generating
preamble
sequences
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KR1020180005642A
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KR102514774B1 (ko
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첸 퀴안
빈 유
퀴 슝
잉지에 장
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삼성전자주식회사
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Priority to PCT/KR2018/000749 priority Critical patent/WO2018131985A1/en
Priority to US16/478,460 priority patent/US11284440B2/en
Publication of KR20180084669A publication Critical patent/KR20180084669A/ko
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access, e.g. scheduled or random access
    • H04W74/002—Transmission of channel access control information
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W56/00—Synchronisation arrangements
    • H04W56/001—Synchronization between nodes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/0007—Code type
    • H04J13/004—Orthogonal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/0007—Code type
    • H04J13/0055—ZCZ [zero correlation zone]
    • H04J13/0059—CAZAC [constant-amplitude and zero auto-correlation]
    • H04J13/0062—Zadoff-Chu
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/10—Code generation
    • H04J13/12—Generation of orthogonal codes
    • 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]
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access, e.g. scheduled or random access
    • H04W74/08—Non-scheduled or contention based access, e.g. random access, ALOHA, CSMA [Carrier Sense Multiple Access]
    • H04W74/0833—Non-scheduled or contention based access, e.g. random access, ALOHA, CSMA [Carrier Sense Multiple Access] using a random access procedure
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access, e.g. scheduled or random 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

Abstract

본 개시는 LTE(Long Term Evolution)와 같은 4G(4th generation) 통신 시스템 이후 보다 높은 데이터 전송률을 지원하기 위한 5G(5th generation) 또는 pre-5G 통신 시스템에 관련된 것이다. 본 개시는 랜덤 액세스 프리앰블을 생성하기 위한 방법을 포함한다. 상기 방법은 랜덤 액세스 구성 정보를 수신하는 과정과, 상기 랜덤 액세스 구성 정보는 프리앰블 자원 풀 정보를 포함하고, 상기 프리앰블 자원 풀 정보는 사용 가능한 기본 시퀀스들을 포함하고, 상기 사용 가능한 기본 시퀀스들 중 하나의 기본 시퀀스에 따라 M개의 시퀀스들을 생성하는 과정과, 상기 M은 1보다 크고, 상기 M개의 시퀀스들에 따라 랜덤 액세스 프리앰블을 생성하는 과정을 포함한다. 본 개시는 랜덤 액세스 프리앰블을 생성하기 위한 장치와 랜덤 액세스 구성 정보를 지시하기 위한 방법 및 장치를 포함한다. 본 개시에 의해 제공되는 기술적 솔루션으로, 5G에서의 고 주파수 대역 멀티-빔 동작들이 적용될 수 있고, 랜덤 액세스 프로세스에서 시스템 퍼포먼스가 향상될 수 있다.
KR1020180005642A 2017-01-16 2018-01-16 랜덤 액세스를 수행하기 위한 방법 및 장치 KR102514774B1 (ko)

Priority Applications (2)

Application Number Priority Date Filing Date Title
PCT/KR2018/000749 WO2018131985A1 (en) 2017-01-16 2018-01-16 Method and apparatus for performing random access
US16/478,460 US11284440B2 (en) 2017-01-16 2018-01-16 Method and apparatus for performing random access

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
CN201710030703.2 2017-01-16
CN201710030703 2017-01-16
CN201710067252 2017-02-06
CN201710067252.X 2017-02-06
CN201710398587.XA CN108322282B (zh) 2017-01-16 2017-05-31 随机接入前导序列的生成方法、指示方法和装置
CN201710398587.X 2017-05-31

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KR20180084669A true KR20180084669A (ko) 2018-07-25
KR102514774B1 KR102514774B1 (ko) 2023-03-28

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WO2020153624A1 (ko) * 2019-01-22 2020-07-30 삼성전자주식회사 무선 통신 시스템에서 전송 시간 결정 방법 및 장치
WO2020197329A1 (ko) * 2019-03-28 2020-10-01 엘지전자 주식회사 무선 통신 시스템에서 신호를 송수신하는 방법 및 장치

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CN110858788B (zh) * 2018-08-07 2023-04-07 黎光洁 一种数据符号的配置方法
CN110830211A (zh) 2018-08-10 2020-02-21 华为技术有限公司 一种同步信号的传输方法和装置
CN111464276B (zh) * 2019-01-21 2022-07-29 华为技术有限公司 一种信号发送、接收方法及装置
CN111629394B (zh) * 2019-02-27 2022-02-15 华为技术有限公司 随机接入方法和装置
CN111629445B (zh) * 2019-02-27 2022-07-29 华为技术有限公司 随机接入方法和装置
CN111629446B (zh) * 2019-02-28 2021-12-21 华为技术有限公司 通信方法、装置和可读存储介质
CN110266632B (zh) * 2019-07-03 2022-05-17 国网信息通信产业集团有限公司 一种主同步序列生成方法及装置
CN112787785B (zh) * 2019-11-08 2022-08-26 华为技术有限公司 一种波束建立方法及装置
CN111372288B (zh) * 2020-03-10 2023-04-18 北京意锐新创科技有限公司 适用于支付设备的前导序列传输优化方法和装置
CN114364048B (zh) * 2020-10-12 2023-10-27 维沃移动通信有限公司 前导序列的处理方法、装置及终端
CN114364049A (zh) * 2020-10-12 2022-04-15 维沃移动通信有限公司 前导序列的生成方法、装置及终端
CN114389765B (zh) * 2020-10-16 2023-09-22 维沃移动通信有限公司 前导序列的映射方法、装置及终端
CN112584542B (zh) * 2020-12-10 2022-07-12 紫光展锐(重庆)科技有限公司 信号生成方法、设备、装置及存储介质
CN117118579A (zh) * 2022-05-16 2023-11-24 大唐移动通信设备有限公司 元数据传输方法、装置及存储介质

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KR102514774B1 (ko) 2023-03-28
CN108322282A (zh) 2018-07-24
CN108322282B (zh) 2021-11-12

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