DE69922794D1 - Optimierte Synchronisierungspräambelstruktur für OFDM-System - Google Patents

Optimierte Synchronisierungspräambelstruktur für OFDM-System

Info

Publication number
DE69922794D1
DE69922794D1 DE69922794T DE69922794T DE69922794D1 DE 69922794 D1 DE69922794 D1 DE 69922794D1 DE 69922794 T DE69922794 T DE 69922794T DE 69922794 T DE69922794 T DE 69922794T DE 69922794 D1 DE69922794 D1 DE 69922794D1
Authority
DE
Germany
Prior art keywords
synchronization
optimized
sequence
symbol
receiver
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
DE69922794T
Other languages
English (en)
Other versions
DE69922794T2 (de
Inventor
Ralf Boehnke
Thomas Doelle
Tino Konschak
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sony Deutschland GmbH
Original Assignee
Sony International Europe GmbH
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 Sony International Europe GmbH filed Critical Sony International Europe GmbH
Application granted granted Critical
Publication of DE69922794D1 publication Critical patent/DE69922794D1/de
Publication of DE69922794T2 publication Critical patent/DE69922794T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • 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
    • H04L27/262—Reduction thereof by selection of pilot symbols
    • 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
    • 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
DE69922794T 1999-06-16 1999-06-16 Optimierte Synchronisierungspräambelstruktur für OFDM-System Expired - Lifetime DE69922794T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP99111684A EP1061705B1 (de) 1999-06-16 1999-06-16 Optimierte Synchronisierungspräambelstruktur für OFDM-System

Publications (2)

Publication Number Publication Date
DE69922794D1 true DE69922794D1 (de) 2005-01-27
DE69922794T2 DE69922794T2 (de) 2005-05-19

Family

ID=8238373

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69922794T Expired - Lifetime DE69922794T2 (de) 1999-06-16 1999-06-16 Optimierte Synchronisierungspräambelstruktur für OFDM-System

Country Status (11)

Country Link
US (2) US6738443B1 (de)
EP (2) EP1061705B1 (de)
JP (1) JP4493165B2 (de)
KR (1) KR100748006B1 (de)
CN (2) CN1642158B (de)
AT (2) ATE285650T1 (de)
AU (1) AU763851B2 (de)
CA (1) CA2310393A1 (de)
DE (1) DE69922794T2 (de)
HU (1) HU224297B1 (de)
TW (1) TW560148B (de)

Families Citing this family (52)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE43829E1 (en) 1997-09-04 2012-11-27 Sony Deutchland GmbH Transmission system for OFDM-signals with optimized synchronization
EP1705852B1 (de) 1999-01-08 2010-02-10 Sony Deutschland Gmbh Synchronisierungssymbolstruktur für ein OFDM-System
FR2820574B1 (fr) * 2001-02-08 2005-08-05 Wavecom Sa Procede d'extraction d'un motif de symboles de reference servant a estimer la fonction de transfert d'un canal de transmission, signal, dispositif et procedes correspondants
US7688899B2 (en) * 2001-05-17 2010-03-30 Qualcomm Incorporated Method and apparatus for processing data for transmission in a multi-channel communication system using selective channel inversion
US7072413B2 (en) 2001-05-17 2006-07-04 Qualcomm, Incorporated Method and apparatus for processing data for transmission in a multi-channel communication system using selective channel inversion
WO2002103946A2 (en) * 2001-06-18 2002-12-27 Koninklijke Philips Electronics N.V. Peak detection with matched filter
KR100555721B1 (ko) * 2001-08-20 2006-03-03 삼성전자주식회사 대칭형 프리앰블 생성방법 및 대칭형 프리앰블을 적용한오에프디엠 신호의 심볼/주파수 동기 방법
KR100450936B1 (ko) * 2001-08-27 2004-10-02 삼성전자주식회사 직교 주파수 분할 다중 방식을 사용하는 광대역 무선 접속통신시스템에서 프리앰블 시퀀스 생성 장치 및 방법
US20030048462A1 (en) * 2001-09-06 2003-03-13 Richard Williams Method for generating multi-carrier sequences
US7016429B1 (en) 2001-09-28 2006-03-21 Arraycomm, Llc Training sequences for peak to average power constrained modulation formats
US7433418B1 (en) * 2001-09-28 2008-10-07 Arraycomm, Llc Method and apparatus for efficient storage of training sequences for peak to average power constrained modulation formats
US7099353B2 (en) * 2002-01-30 2006-08-29 Texas Instruments Incorporated Orthogonal frequency division multiplexing system with superframe synchronization using correlation sequence
DE60320956D1 (de) * 2002-03-07 2008-06-26 Alvarion Ltd Hierarchische präambelkonstruktionen für ofdma auf der basis komplementärer sequenzen
JP4065138B2 (ja) * 2002-03-20 2008-03-19 松下電器産業株式会社 送信電力制御情報の生成を制御する方法および移動体端末装置
SG111072A1 (en) * 2002-07-03 2005-05-30 Oki Techno Ct Singapore Pte Receiver and method for wlan burst type signals
US20040066740A1 (en) * 2002-09-30 2004-04-08 Samsung Electronics Co., Ltd. Apparatus and method for generating preamble sequence in a OFDM communication system
WO2004039026A1 (en) * 2002-10-23 2004-05-06 Samsung Electronics Co., Ltd. Apparatus and method for generating a preamble sequence in an ofdm communication system
AU2002347734A1 (en) * 2002-11-07 2004-06-07 Telefonaktiebolaget Lm Ericsson (Publ) Papr reduction
KR100557159B1 (ko) * 2002-11-30 2006-03-03 삼성전자주식회사 직교 주파수 분할 다중 방식 통신시스템에서 프리앰블시퀀스 생성 장치 및 방법
KR100905572B1 (ko) * 2002-12-03 2009-07-02 삼성전자주식회사 직교 주파수 분할 다중 방식을 사용하는 통신시스템에서 프리앰블 시퀀스 생성 장치 및 방법
US7308063B2 (en) 2002-12-20 2007-12-11 Nokia Corporation Apparatus, and associated method, for effectuating post-FFT correction of fine frequency offset
JP4323985B2 (ja) 2003-08-07 2009-09-02 パナソニック株式会社 無線送信装置及び無線送信方法
US20050058114A1 (en) * 2003-09-15 2005-03-17 John Santhoff Ultra-wideband communication protocol
US20050058102A1 (en) * 2003-09-15 2005-03-17 Santhoff John H. Ultra-wideband communication protocol
US20050058153A1 (en) * 2003-09-15 2005-03-17 John Santhoff Common signaling method
US7349436B2 (en) * 2003-09-30 2008-03-25 Intel Corporation Systems and methods for high-throughput wideband wireless local area network communications
KR100938095B1 (ko) * 2003-11-19 2010-01-21 삼성전자주식회사 직교 주파수 분할 다중 방식을 사용하는 통신시스템에서 프리앰블 시퀀스 생성 장치 및 방법
KR100670417B1 (ko) 2004-04-28 2007-01-16 삼성전자주식회사 직교 주파수 분할 다중 접속 통신 시스템에서 적응적안테나 시스템을 위한 프리앰블 시퀀스 생성 장치 및 방법
US7411898B2 (en) * 2004-05-10 2008-08-12 Infineon Technologies Ag Preamble generator for a multiband OFDM transceiver
US7299042B2 (en) * 2004-07-30 2007-11-20 Pulse-Link, Inc. Common signaling method and apparatus
JP4722925B2 (ja) * 2004-08-13 2011-07-13 エージェンシー フォー サイエンス， テクノロジー アンド リサーチ 残留周波数オフセットの決定方法、通信システム、メッセージの送信方法、送信機、メッセージの処理方法、及び受信機
US7961828B2 (en) * 2004-10-06 2011-06-14 Motorola Mobility, Inc. Sync bursts frequency offset compensation
US20060104341A1 (en) * 2004-11-16 2006-05-18 Magee David P Systems and methods for providing training data
KR100702456B1 (ko) 2004-12-10 2007-04-03 한국전자통신연구원 심벌 동기 검출 방법 및 그 장치
DE102005028179A1 (de) * 2005-06-17 2006-12-28 Siemens Ag Verfahren zum Verbindungsaufbau durch mobile Endgeräte in Kommunikationsnetzen mit variablen Bandbreiten
TWI305458B (en) 2005-08-10 2009-01-11 Ind Tech Res Inst Orthogonal frequency division multiplexing system with pn sequence
KR100729726B1 (ko) 2005-09-14 2007-06-18 한국전자통신연구원 직교 주파수 분할 다중화 방식의 통신 시스템의 타이밍획득 및 반송파 주파수 오차 추정 장치 및 방법
KR100799539B1 (ko) * 2006-09-21 2008-01-31 한국전자통신연구원 Ｏｆｄｍ 통신망에 있어 이웃 시퀀스간 곱의 자기 상관성이좋은 프리앰블을 이용한 시간 동기 방법 및 이를 이용한주파수 옵셋 추정 방법
CN101374129B (zh) * 2007-08-20 2012-01-11 中兴通讯股份有限公司 基于正交频分复用的同步序列生成方法、同步方法及系统
US9326253B2 (en) 2007-11-15 2016-04-26 Qualcomm Incorporated Wireless communication channel blanking
US8798665B2 (en) 2007-11-15 2014-08-05 Qualcomm Incorporated Beacon-based control channels
US8761032B2 (en) 2007-11-16 2014-06-24 Qualcomm Incorporated Random reuse based control channels
US9009573B2 (en) * 2008-02-01 2015-04-14 Qualcomm Incorporated Method and apparatus for facilitating concatenated codes for beacon channels
US9107239B2 (en) 2008-04-07 2015-08-11 Qualcomm Incorporated Systems and methods to define control channels using reserved resource blocks
US8675537B2 (en) 2008-04-07 2014-03-18 Qualcomm Incorporated Method and apparatus for using MBSFN subframes to send unicast information
KR101663322B1 (ko) 2009-08-25 2016-10-07 한국전자통신연구원 데이터 송수신을 위한 동기 제어 방법 및 데이터 송수신 동기를 위한 스테이션
CN102055708B (zh) * 2009-11-09 2013-04-03 南开大学 多频带ofdm超宽带系统的定时同步方案
US9369324B2 (en) * 2012-11-16 2016-06-14 Icom Incorporated Communication apparatus and communication method
CN111050394B (zh) 2017-03-15 2021-03-09 Oppo广东移动通信有限公司 用于传输同步信号的方法和设备
CN109039978B (zh) 2017-08-11 2020-03-20 华为技术有限公司 基于序列的信号处理方法、通信设备及通信系统
CN108683624B (zh) * 2018-05-10 2020-04-07 西安电子科技大学 基于干扰自抵消技术的突发ofdm频偏估计方法
CN110336765B (zh) * 2019-07-05 2022-04-01 北京神经元网络技术有限公司 高速工业通信系统的同步方法、装置、网络设备及存储介质

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2876856B2 (ja) * 1991-10-31 1999-03-31 日本電気株式会社 系列推定方法および装置
JP3041175B2 (ja) * 1993-11-12 2000-05-15 株式会社東芝 Ｏｆｄｍ同期復調回路
US5450456A (en) * 1993-11-12 1995-09-12 Daimler Benz Ag Method and arrangement for measuring the carrier frequency deviation in a multi-channel transmission system
US5424678A (en) * 1994-02-02 1995-06-13 Apple Computer, Inc. Muting of computer sound system during power cycling
US5732113A (en) * 1996-06-20 1998-03-24 Stanford University Timing and frequency synchronization of OFDM signals
JP4016125B2 (ja) * 1996-09-02 2007-12-05 エステー マイクロエレクトロニクス ナームローゼ ベンノートシャップ 多重搬送波伝送システムにおける、あるいはそれに関する改良
US5841813A (en) * 1996-09-04 1998-11-24 Lucent Technologies Inc. Digital communications system using complementary codes and amplitude modulation
GB9625094D0 (en) * 1996-12-03 1997-01-22 Ensigma Ltd Apparatus and methods for measuring coarse frequency offset of a multi-carrier signal
KR100221336B1 (ko) * 1996-12-28 1999-09-15 전주범 직교 주파수 분할 다중화 수신 시스템의 프레임 동기 장치 및 그 방법
GB9709063D0 (en) * 1997-05-02 1997-06-25 British Broadcasting Corp Improvements to OFDM symbol synchronization
US6058101A (en) * 1997-06-11 2000-05-02 Industrial Technology Research Institute Synchronization method and system for a digital receiver
JP3568180B2 (ja) * 1997-06-12 2004-09-22 株式会社日立国際電気 データ伝送装置
JPH1117643A (ja) * 1997-06-19 1999-01-22 Hitachi Denshi Ltd Ｏｆｄｍ変調器
US5991289A (en) * 1997-08-05 1999-11-23 Industrial Technology Research Institute Synchronization method and apparatus for guard interval-based OFDM signals
DE69737018T2 (de) 1997-09-04 2007-06-28 Sony Deutschland Gmbh Übertragungssystem für OFDM-Signalen mit optimierter Synchronisation
US6549592B1 (en) * 1998-02-06 2003-04-15 Cisco Technology, Inc Enhanced synchronization burst for OFDM systems
KR100442816B1 (ko) * 1998-07-08 2004-09-18 삼성전자주식회사 직교주파수분할다중화(ofdm)수신기 동기화 방법 및 장치
EP1705852B1 (de) 1999-01-08 2010-02-10 Sony Deutschland Gmbh Synchronisierungssymbolstruktur für ein OFDM-System
US6424678B1 (en) * 2000-08-01 2002-07-23 Motorola, Inc. Scalable pattern methodology for multi-carrier communication systems

Also Published As

Publication number Publication date
AU763851B2 (en) 2003-07-31
ATE340465T1 (de) 2006-10-15
TW560148B (en) 2003-11-01
US6738443B1 (en) 2004-05-18
CN1642158A (zh) 2005-07-20
HU0002279D0 (en) 2000-08-28
CA2310393A1 (en) 2000-12-16
HU224297B1 (hu) 2005-07-28
US20040196916A1 (en) 2004-10-07
CN1642158B (zh) 2010-04-07
HUP0002279A2 (hu) 2001-01-29
KR100748006B1 (ko) 2007-08-09
JP4493165B2 (ja) 2010-06-30
DE69922794T2 (de) 2005-05-19
AU3934700A (en) 2000-12-21
EP1061705B1 (de) 2004-12-22
ATE285650T1 (de) 2005-01-15
EP1416694A1 (de) 2004-05-06
HUP0002279A3 (en) 2001-12-28
EP1061705A1 (de) 2000-12-20
CN1278680A (zh) 2001-01-03
JP2001044966A (ja) 2001-02-16
EP1416694B1 (de) 2006-09-20
CN1282318C (zh) 2006-10-25
KR20010007391A (ko) 2001-01-26

Similar Documents

Publication Publication Date Title
ATE285650T1 (de) Optimierte synchronisierungspräambelstruktur für ofdm-system
US7145955B1 (en) Optimized synchronization preamble structure
US8213523B2 (en) Cost-effective preamble structure for high-speed communication of packetized systems
CN101326739B (zh) 通信系统中的同步方法和系统
CA2330776A1 (en) Signal construction, detection and estimation for uplink timing synchronization and access control in a multi-access wireless communication system
CN101083645B (zh) 一种低复杂度ofdm快速同步的方法
CN100518159C (zh) 时域同步正交频分复用接收机及其信号处理方法
RU2004123461A (ru) Устройство и способ генерации последовательности преамбулы в системе связи омчр
CA2433909A1 (en) Apparatus and method for reducing papr in an ofdm mobile communication system
KR100346205B1 (ko) 파일럿 톤 주입 및 검출 장치를 가지는 직교주파수분할다중/부호분할다중접속 이동통신시스템
CN105282076A (zh) 前导符号的生成方法及频域ofdm符号的生成方法
CN102318305A (zh) 处理光正交频分复用信号的方法、装置和系统
CN1980207A (zh) 通信系统中的时间同步方法和装置以及系统
CN101409700A (zh) 一种多载波通信系统同步方法及设备
US8861622B2 (en) Transmitting apparatus and method for a digital telecommunication system
CN102006256A (zh) 鲁棒的整数倍子载波频率偏差的估计方法
CN102316067B (zh) 通信系统中的同步方法和系统
KR100311917B1 (ko) 사이클릭 프리픽스(ｃｙｃｌｉｃ ｐｒｅｆｉｘ)를 갖는 ＯＦＤＭ 전송 장치 및 방법
KR100770558B1 (ko) 최적화된 동기화 프리앰블 구조체
CN102325116B (zh) 通信系统中的同步方法和系统
RU2008100224A (ru) Передатчик, приемник, система мобильной связи и способ передачи канала синхронизации
Zhang et al. High-voltage power line communication system based on OFDM
Wu et al. An efficient joint algorithm of synchronization, channel estimation and the low peak-to-average power ratio for OFDM system
CA2598677A1 (en) Optimized synchronization preamble structure
KR20070113350A (ko) 방송 신호 전송 장치 및 방송 신호 전송 방법

Legal Events

Date Code Title Description
8364 No opposition during term of opposition