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WO2009116819A3 - 무선 통신 시스템에서 랜덤 액세스를 위한 프리앰블 생성 방법 - Google Patents

무선 통신 시스템에서 랜덤 액세스를 위한 프리앰블 생성 방법 Download PDF

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Publication number
WO2009116819A3
WO2009116819A3 PCT/KR2009/001412 KR2009001412W WO2009116819A3 WO 2009116819 A3 WO2009116819 A3 WO 2009116819A3 KR 2009001412 W KR2009001412 W KR 2009001412W WO 2009116819 A3 WO2009116819 A3 WO 2009116819A3
Authority
WO
WIPO (PCT)
Prior art keywords
generation method
wireless communication
communication system
random access
preamble generation
Prior art date
Application number
PCT/KR2009/001412
Other languages
English (en)
French (fr)
Other versions
WO2009116819A2 (ko
Inventor
권영현
노민석
곽진삼
김동철
문성호
한승희
이현우
Original Assignee
엘지전자주식회사
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 엘지전자주식회사 filed Critical 엘지전자주식회사
Priority to US12/933,315 priority Critical patent/US8493924B2/en
Publication of WO2009116819A2 publication Critical patent/WO2009116819A2/ko
Publication of WO2009116819A3 publication Critical patent/WO2009116819A3/ko

Links

Classifications

    • 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
    • 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
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/0413—MIMO systems
    • 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
    • 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
    • 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
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access
    • H04W74/08—Non-scheduled access, e.g. ALOHA

Landscapes

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

Abstract

무선 통신 시스템에서 랜덤 액세스를 위한 프리앰블 생성 방법을 제공한다. 상기 방법은 프리앰블 시퀀스를 복수의 안테나 각각에 대응하는 시퀀스 부분집합들로 구분하는 단계 및 상기 복수의 안테나 각각마다 대응하는 시퀀스 부분집합을 이용하여 프리앰블을 생성하는 단계를 포함한다. 무선 통신 시스템에서 다중 안테나를 지원하는 랜덤 액세스를 위한 프리앰블 생성 방법을 제공할 수 있다.
PCT/KR2009/001412 2008-03-19 2009-03-19 무선 통신 시스템에서 랜덤 액세스를 위한 프리앰블 생성 방법 WO2009116819A2 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US12/933,315 US8493924B2 (en) 2008-03-19 2009-03-19 Preamble generation method for random access in a wireless communication system

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
US3803808P 2008-03-19 2008-03-19
US61/038,038 2008-03-19
US4404808P 2008-04-10 2008-04-10
US61/044,048 2008-04-10
KR1020080099460A KR101468226B1 (ko) 2008-03-19 2008-10-10 무선 통신 시스템에서 랜덤 액세스를 위한 프리앰블 생성 방법
KR10-2008-0099460 2008-10-10

Publications (2)

Publication Number Publication Date
WO2009116819A2 WO2009116819A2 (ko) 2009-09-24
WO2009116819A3 true WO2009116819A3 (ko) 2009-12-17

Family

ID=41358597

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2009/001412 WO2009116819A2 (ko) 2008-03-19 2009-03-19 무선 통신 시스템에서 랜덤 액세스를 위한 프리앰블 생성 방법

Country Status (3)

Country Link
US (1) US8493924B2 (ko)
KR (1) KR101468226B1 (ko)
WO (1) WO2009116819A2 (ko)

Families Citing this family (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8964621B2 (en) * 2009-05-08 2015-02-24 Qualcomm Incorporated Transmission and reception of a reference signal supporting positioning in a wireless communication network
US8520753B2 (en) * 2009-06-19 2013-08-27 Acer Incorporated Systems and methods for code sequence extension over transmission in wireless communication environments
US9137076B2 (en) * 2009-10-30 2015-09-15 Qualcomm Incorporated Method and apparatus for mutiplexing reference signal and data in a wireless communication system
US8923218B2 (en) * 2009-11-02 2014-12-30 Qualcomm Incorporated Apparatus and method for random access signaling in a wireless communication system
EP2505030A4 (en) * 2009-11-25 2014-08-27 Ericsson Telefon Ab L M PROCEDURE AND ARRANGEMENT FOR DIRECT ACCESS DIVERSITY
CN102082755B (zh) * 2010-01-11 2016-06-08 电信科学技术研究院 一种下行导频的传输方法、装置
KR101850722B1 (ko) * 2010-07-19 2018-05-31 엘지전자 주식회사 다중 노드 시스템에서 피드백 신호를 전송하는 방법 및 장치
KR101778304B1 (ko) 2010-08-23 2017-09-13 한국전자통신연구원 프리앰블을 이용하여 특성 정보를 공유하는 통신 방법, 상기 프리앰블을 생성하는 방법, 상기 방법들이 적용되는 통신 시스템
US9241348B2 (en) 2010-12-13 2016-01-19 Telefonaktiebolaget L M Ericsson (Publ) Radio network node user equipment and methods therein
US10225811B2 (en) * 2013-01-28 2019-03-05 Lg Electronics Inc. Method for obtaining synchronization between devices in wireless access system supporting device-to-device communication, and device supporting same
CN103974446B (zh) * 2013-01-30 2018-07-31 华为技术有限公司 一种随机接入方法及用户设备
US20140269666A1 (en) * 2013-03-15 2014-09-18 Qualcomm Incorporated Method and apparatus for efficient signaling of communication mode and delimiter information
KR102113783B1 (ko) * 2013-06-10 2020-05-21 삼성전자주식회사 방송신호 송신 장치 및 그 제어방법
US9451639B2 (en) * 2013-07-10 2016-09-20 Samsung Electronics Co., Ltd. Method and apparatus for coverage enhancement for a random access process
KR102057589B1 (ko) 2013-11-15 2019-12-19 삼성전자 주식회사 부분 네트워크 환경에서 단말 대 단말 통신을 위한 방법 및 장치
EP3081037B1 (en) * 2013-12-12 2025-01-15 Apple Inc. User equipment and method for cell association and beamforming training with a mmwave capable small cell
KR102341215B1 (ko) 2014-11-26 2021-12-20 삼성전자주식회사 빔포밍을 이용하는 이동 통신 시스템에서의 랜덤 액세스 기법
US9326295B1 (en) 2014-12-10 2016-04-26 Sony Corporation Method and apparatus for transmitting a-priori information in a communication system
US10257325B2 (en) 2015-02-05 2019-04-09 Samsung Electronics Co., Ltd. System, apparatus, and method for configuring preamble and synchronizing frame
WO2016129970A1 (ko) * 2015-02-15 2016-08-18 엘지전자 주식회사 무선 통신 시스템에서 다중 경로 채널에 의한 rach 프리앰블의 충돌을 검출하는 방법 및 장치
KR102368455B1 (ko) * 2015-05-15 2022-02-28 삼성전자주식회사 무선 통신 시스템에서 랜덤 액세스를 위한 장치 및 방법
EP3305003B1 (en) 2015-05-27 2021-03-31 Telefonaktiebolaget LM Ericsson (publ) A random access preamble signal construction
KR102318225B1 (ko) 2015-06-02 2021-10-27 삼성전자주식회사 랜덤 액세스 처리 방법 및 그 장치
US10893542B2 (en) 2016-02-22 2021-01-12 Korea Advanced Institute Of Science And Technology Random access method in BDMA system and random access method in pattern/polarized BDMA system
US10986514B2 (en) * 2016-03-28 2021-04-20 Qualcomm Incorporated Method and apparatus for signaling using generalized Chu sequences
CN107734559B (zh) * 2016-08-10 2023-05-23 中兴通讯股份有限公司 一种无线接入的方法、设备和系统
JP7193342B2 (ja) 2016-09-29 2022-12-20 株式会社Ｎｔｔドコモ 端末、無線基地局、無線通信方法及び無線通信システム
US10425970B2 (en) 2016-09-30 2019-09-24 Qualcomm Incorporated Precoding management for random access procedures
KR102092560B1 (ko) 2016-11-04 2020-03-25 주식회사 케이티 무선 통신에서 멀티 빔 기반 랜덤 액세스 절차를 수행하는 방법 및 장치
WO2019067277A1 (en) 2017-09-28 2019-04-04 Kyocera Corporation PREAMBLE MANAGEMENT FOR AIR VEHICLES WITHOUT PILOT
EP3704820B1 (en) * 2017-10-31 2022-04-27 Telefonaktiebolaget LM Ericsson (publ) Orthogonal training signals for transmission in an antenna array
US10972169B2 (en) * 2017-11-06 2021-04-06 Lg Electronics Inc. Method for feedback of channel quality information in wireless communication system, and device for same
US11778659B2 (en) * 2018-02-26 2023-10-03 Telefonaktiebolaget Lm Ericsson (Publ) Beam selection for PDCCH order
CN112868266B (zh) * 2018-09-26 2023-03-28 华为技术有限公司 用于发送和接收随机接入前导的客户端设备和网络接入节点
US20210258867A1 (en) * 2019-03-20 2021-08-19 Zte Corporation Radio access method, apparatus, system, and computer storage medium
US11856429B2 (en) * 2021-11-10 2023-12-26 Cisco Technology, Inc. Dynamic spectrum access mode based on station capabilities
WO2024167035A1 (ko) * 2023-02-08 2024-08-15 엘지전자 주식회사 시맨틱 통신에서 시맨틱 표현에 기반하여 배경 지식 업데이트를 수행하기 위한 장치 및 방법

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20050048344A (ko) * 2003-11-19 2005-05-24 삼성전자주식회사 직교 주파수 분할 다중 방식을 사용하는 통신시스템에서프리앰블 시퀀스 생성 장치 및 방법
KR20050105489A (ko) * 2003-02-25 2005-11-04 콸콤 인코포레이티드 다중-캐리어 변조를 사용하는 다중-안테나 통신 시스템을위한 전송 방법
KR20060023863A (ko) * 2004-09-10 2006-03-15 삼성전자주식회사 다중 입력 다중 출력 방식을 사용하는 직교 주파수 분할다중 통신시스템에서 프리앰블 시퀀스 송/수신 방법

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100547758B1 (ko) * 2003-02-28 2006-01-31 삼성전자주식회사 초광대역 통신 시스템의 프리앰블 송수신 장치 및 방법
JP4043442B2 (ja) * 2004-01-09 2008-02-06 株式会社東芝 無線送信装置、無線受信装置、無線送信方法及び無線受信方法、無線通信システム
EP1787414B1 (en) * 2004-06-24 2012-01-11 Nortel Networks Limited Preambles in ofdma system
WO2006023536A2 (en) * 2004-08-16 2006-03-02 Zte San Diego, Inc. Fast cell search and accurate sznchronization in wireless communications
KR101226819B1 (ko) * 2006-08-21 2013-01-25 삼성전자주식회사 광대역 무선 통신 시스템에서 역방향 접근채널의 프리앰블송수신 방법 및 장치
US8406201B2 (en) * 2007-03-19 2013-03-26 Lg Electronics Inc. Methods and procedures to allocate UE dedicated signatures

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20050105489A (ko) * 2003-02-25 2005-11-04 콸콤 인코포레이티드 다중-캐리어 변조를 사용하는 다중-안테나 통신 시스템을위한 전송 방법
KR20050048344A (ko) * 2003-11-19 2005-05-24 삼성전자주식회사 직교 주파수 분할 다중 방식을 사용하는 통신시스템에서프리앰블 시퀀스 생성 장치 및 방법
KR20060023863A (ko) * 2004-09-10 2006-03-15 삼성전자주식회사 다중 입력 다중 출력 방식을 사용하는 직교 주파수 분할다중 통신시스템에서 프리앰블 시퀀스 송/수신 방법

Also Published As

Publication number Publication date
WO2009116819A2 (ko) 2009-09-24
KR20090100205A (ko) 2009-09-23
US8493924B2 (en) 2013-07-23
KR101468226B1 (ko) 2014-12-04
US20110019694A1 (en) 2011-01-27

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