WO2009136753A3 - 무선통신시스템의 셀 탐색에서 주파수 오프셋에 강한 심볼 동기 획득 장치 및 방법 - Google Patents

무선통신시스템의 셀 탐색에서 주파수 오프셋에 강한 심볼 동기 획득 장치 및 방법 Download PDF

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Publication number
WO2009136753A3
WO2009136753A3 PCT/KR2009/002422 KR2009002422W WO2009136753A3 WO 2009136753 A3 WO2009136753 A3 WO 2009136753A3 KR 2009002422 W KR2009002422 W KR 2009002422W WO 2009136753 A3 WO2009136753 A3 WO 2009136753A3
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WO
WIPO (PCT)
Prior art keywords
robust
wireless communication
communication system
cell search
frequency offset
Prior art date
Application number
PCT/KR2009/002422
Other languages
English (en)
French (fr)
Other versions
WO2009136753A2 (ko
Inventor
장갑석
김영훈
김성락
원석호
김근영
Original Assignee
한국전자통신연구원
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 한국전자통신연구원 filed Critical 한국전자통신연구원
Priority to US12/991,517 priority Critical patent/US8774122B2/en
Priority to JP2011508423A priority patent/JP5384620B2/ja
Priority to EP09742859.3A priority patent/EP2293506B1/en
Priority to EP20210584.7A priority patent/EP3829128B1/en
Priority to EP23186435.6A priority patent/EP4250623A3/en
Priority to CN2009801267356A priority patent/CN102217264A/zh
Publication of WO2009136753A2 publication Critical patent/WO2009136753A2/ko
Publication of WO2009136753A3 publication Critical patent/WO2009136753A3/ko

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Classifications

    • 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
    • H04W72/0453—Resources in frequency domain, e.g. a carrier in FDMA
    • 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
    • H04L27/2662—Symbol synchronisation
    • 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
    • H04L27/2614—Peak power aspects
    • 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
    • H04L27/2668—Details of algorithms
    • H04L27/2681—Details of algorithms characterised by constraints
    • H04L27/2684—Complexity
    • 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
    • H04L5/0048—Allocation of pilot signals, i.e. of signals known to 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 signaling, i.e. of overhead other than pilot signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W48/00—Access restriction; Network selection; Access point selection
    • H04W48/16—Discovering, processing access restriction or access information
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W56/00—Synchronisation arrangements
    • H04W56/001—Synchronization between nodes
    • H04W56/0015—Synchronization between nodes one node acting as a reference for the others
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J11/00—Orthogonal multiplex systems, e.g. using WALSH codes
    • H04J2011/0096—Network synchronisation
    • 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
    • H04L27/2657—Carrier synchronisation

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Computer Security & Cryptography (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)

Abstract

무선통신시스템의 셀 탐색에서 주파수 오프셋에 강한 심볼 동기 획득 장치가 개시된다. 무선통신시스템의 셀 탐색에서 주파수 오프셋에 강한 심볼 동기 획득 장치는 심볼 동기 획득용 베이스 시퀀스를 생성하는 시퀀스 생성부; 상기 베이스 시퀀스를 기초로 변형 시퀀스를 생성하고, 상기 변형 시퀀스와 상기 베이스 시퀀스를 조합하여 동기 패턴을 생성하는 동기 패턴 생성부; 상기 동기 패턴을 기초로 송신 정보를 시간 및 주파수 영역에 매핑하여 송신 프레임을 생성하는 주파수 매핑부; 및 상기 송신 프레임을 송신하는 송신부를 포함한다.
PCT/KR2009/002422 2008-05-09 2009-05-08 무선통신시스템의 셀 탐색에서 주파수 오프셋에 강한 심볼 동기 획득 장치 및 방법 WO2009136753A2 (ko)

Priority Applications (6)

Application Number Priority Date Filing Date Title
US12/991,517 US8774122B2 (en) 2008-05-09 2009-05-08 Symbol timing synchronization obtaining method and apparatus robust to frequency offset in cell search of wireless communication system
JP2011508423A JP5384620B2 (ja) 2008-05-09 2009-05-08 無線通信システムのセル探索において周波数オフセットに強いシンボル同期獲得装置および方法
EP09742859.3A EP2293506B1 (en) 2008-05-09 2009-05-08 Apparatus and method for obtaining symbol timing synchronization robust to frequency offset in cell search of wireless communication system
EP20210584.7A EP3829128B1 (en) 2008-05-09 2009-05-08 Apparatus and method for obtaining symbol timing synchronization robust to frequency offset in cell search of wireless communication system
EP23186435.6A EP4250623A3 (en) 2008-05-09 2009-05-08 Apparatus and method for obtaining symbol timing synchronization robust to frequency offset in cell search of wireless communication system
CN2009801267356A CN102217264A (zh) 2008-05-09 2009-05-08 用于在无线通信系统的小区搜索中获得在频率偏置上鲁棒的符号时点同步的设备及方法

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
KR20080043423 2008-05-09
KR10-2008-0043423 2008-05-09
KR1020080130231A KR101231512B1 (ko) 2008-05-09 2008-12-19 무선통신시스템의 셀 탐색에서 주파수 오프셋에 강한 심볼 동기 획득 장치 및 방법
KR10-2008-0130231 2008-12-19

Publications (2)

Publication Number Publication Date
WO2009136753A2 WO2009136753A2 (ko) 2009-11-12
WO2009136753A3 true WO2009136753A3 (ko) 2012-05-10

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2009/002422 WO2009136753A2 (ko) 2008-05-09 2009-05-08 무선통신시스템의 셀 탐색에서 주파수 오프셋에 강한 심볼 동기 획득 장치 및 방법

Country Status (6)

Country Link
US (1) US8774122B2 (ko)
EP (3) EP4250623A3 (ko)
JP (1) JP5384620B2 (ko)
KR (2) KR101231512B1 (ko)
CN (2) CN102217264A (ko)
WO (1) WO2009136753A2 (ko)

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US20150229503A1 (en) * 2014-02-07 2015-08-13 Electronics & Telecommunications Research Institute Method for generating signal in wireless communication system and apparatus therefor
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WO2015139249A1 (zh) * 2014-03-19 2015-09-24 华为技术有限公司 一种用于同步的信号发送方法及装置
US9974056B2 (en) 2014-05-02 2018-05-15 Electronics And Telecommunications Research Institute Method and apparatus for transmitting and receiving information in wireless distributed system
WO2016043352A1 (ko) * 2014-09-15 2016-03-24 엘지전자 주식회사 셀 간 간섭을 완화하는 방법 및 장치
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Also Published As

Publication number Publication date
EP4250623A2 (en) 2023-09-27
KR20090117595A (ko) 2009-11-12
JP2011528515A (ja) 2011-11-17
CN102217264A (zh) 2011-10-12
JP5384620B2 (ja) 2014-01-08
KR20120083250A (ko) 2012-07-25
CN105245481B (zh) 2020-05-05
EP3829128A1 (en) 2021-06-02
EP4250623A3 (en) 2023-12-27
EP2293506A2 (en) 2011-03-09
WO2009136753A2 (ko) 2009-11-12
US20110058528A1 (en) 2011-03-10
EP3829128B1 (en) 2023-08-30
KR101231512B1 (ko) 2013-02-07
US8774122B2 (en) 2014-07-08
EP2293506A4 (en) 2017-01-11
CN105245481A (zh) 2016-01-13
EP2293506B1 (en) 2020-12-02

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