ATE207681T1 - Grobe frequenzsynchronisierung in mehrträgersystemen - Google Patents

Grobe frequenzsynchronisierung in mehrträgersystemen

Info

Publication number: ATE207681T1
Authority: AT; Austria
Prior art keywords: frequency synchronization; carrier systems; coarse frequency; coarse; carrier
Prior art date: 1998-04-14

Application number

AT98920519T

Other languages

English (en)

Inventor

Ernst Eberlein

Sabah Badri

Stefan Lipp

Stephan Buchholz

Albert Heuberger

Heinz Gerhaeuser

Original Assignee

Fraunhofer Ges Forschung

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.)

1998-04-14

Filing date

1998-04-14

Publication date

2001-11-15

1998-04-14 Application filed by Fraunhofer Ges Forschung filed Critical Fraunhofer Ges Forschung

2001-11-15 Application granted granted Critical

2001-11-15 Publication of ATE207681T1 publication Critical patent/ATE207681T1/de

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
- H04L27/2647—Arrangements specific to the receiver only
- H04L27/2655—Synchronisation arrangements
- H04L27/2657—Carrier synchronisation
- H04L27/2659—Coarse or integer frequency offset determination and 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
- H04L27/2668—Details of algorithms
- H04L27/2673—Details of algorithms characterised by synchronisation parameters
- H04L27/2675—Pilot or known symbols
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/0014—Carrier regulation
- H04L2027/0024—Carrier regulation at the receiver end
- H04L2027/0026—Correction of carrier offset
- H04L2027/003—Correction of carrier offset at baseband only

Landscapes

Engineering & Computer Science (AREA)
Computer Networks & Wireless Communication (AREA)
Signal Processing (AREA)
Synchronisation In Digital Transmission Systems (AREA)
Digital Transmission Methods That Use Modulated Carrier Waves (AREA)

AT98920519T 1998-04-14 1998-04-14 Grobe frequenzsynchronisierung in mehrträgersystemen ATE207681T1 (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
PCT/EP1998/002170 WO1999053666A1 (en)	1998-04-14	1998-04-14	Coarse frequency synchronisation in multicarrier systems

Publications (1)

Publication Number	Publication Date
ATE207681T1 true ATE207681T1 (de)	2001-11-15

Family

ID=8166939

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AT98920519T ATE207681T1 (de)	1998-04-14	1998-04-14	Grobe frequenzsynchronisierung in mehrträgersystemen

Country Status (18)

Country	Link
US (1)	US6993094B1 (de)
EP (1)	EP1072137B1 (de)
JP (1)	JP3429747B2 (de)
KR (1)	KR100347965B1 (de)
CN (1)	CN1112794C (de)
AP (1)	AP2000001928A0 (de)
AT (1)	ATE207681T1 (de)
AU (1)	AU749787B2 (de)
BR (1)	BR9815806A (de)
CA (1)	CA2328169C (de)
DE (1)	DE69802212T2 (de)
DK (1)	DK1072137T3 (de)
EA (1)	EA002529B1 (de)
ES (1)	ES2166161T3 (de)
PT (1)	PT1072137E (de)
TW (1)	TW417370B (de)
WO (1)	WO1999053666A1 (de)
ZA (1)	ZA983645B (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
SE9801748L (sv) *	1998-05-18	1999-11-19	Telia Ab	Förbättringar i eller som hänför sig till telekommunikationsöverföringssystem
EP1903704A3 (de) *	1999-10-22	2008-06-04	Nextnet Wireless Inc.	System und Verfahren zur Zeit- und Frequenzsynchronisation in einem OFDM Kommunikationssystem
US6760365B2 (en)	2001-10-11	2004-07-06	Interdigital Technology Corporation	Acquisition circuit for low chip rate option for mobile telecommunication system
WO2003094399A1 (en) *	2002-04-30	2003-11-13	Advantest Corporation	Pattern position measuring device, method, and program, and record medium on which the program is recorded
US7333573B2 (en) *	2002-08-23	2008-02-19	Hitachi Kokusai Electric Inc.	Radio communication apparatus and method having automatic frequency control function
US20060233225A1 (en) *	2003-03-31	2006-10-19	Yukihiro Omoto	Frequency synchronization apparatus and frequency synchronization method
JP2005136555A (ja) *	2003-10-29	2005-05-26	Advantest Corp	シンボル点推定装置、方法、プログラムおよび記録媒体
US7515657B1 (en) *	2004-03-05	2009-04-07	Marvell International Ltd.	Frequency tracking for OFDM transmission over frequency selective channels
CN1707980B (zh) *	2004-06-11	2010-12-08	联芯科技有限公司	收发信机与仪器之间信号同步的方法及系统
US7606331B2 (en) *	2005-05-11	2009-10-20	Nokia Corporation	Frequency offset compensation in radio receiver
ES2504190T3 (es) *	2005-09-06	2014-10-08	Nippon Telegraph And Telephone Corporation	Aparato transmisor de radio, aparato receptor de radio, método de transmisión de radio, método de recepción de radio, sistema de comunicación inalámbrica y método de comunicación inalámbrica
US9608780B2 (en) *	2008-09-23	2017-03-28	Qualcomm Incorporated	Transmit diversity for SC-FDMA
CN102714561B (zh)	2010-01-22	2015-07-15	株式会社东芝	无线发送接收系统
US20110228822A1 (en) *	2010-03-16	2011-09-22	Harris Corporation, Corporation Of The State Of Delaware	Spectral smoothing wireless communications device and associated methods
US9491024B2 (en) *	2015-02-04	2016-11-08	Hong Kong Applied Science And Technology Research Institute Co., Ltd.	Methods for frequency offset estimation with Zadoff-Chu sequences
CN111163027B (zh) *	2019-12-26	2022-05-31	哈尔滨海能达科技有限公司	同步检测方法及装置

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5444697A (en) *	1993-08-11	1995-08-22	The University Of British Columbia	Method and apparatus for frame synchronization in mobile OFDM data communication
JP3074103B2 (ja) *	1993-11-16	2000-08-07	株式会社東芝	Ｏｆｄｍ同期復調回路
US5594757A (en) *	1994-07-28	1997-01-14	Motorola, Inc.	Method and apparatus for digital automatic frequency control
US5717722A (en) *	1994-11-08	1998-02-10	Anritsu Corporation	Precision symbol demodulation system for multi-carrier modulation signal
JP3419567B2 (ja) *	1994-11-08	2003-06-23	アンリツ株式会社	デジタル信号のシンボル識別点検出回路
JP3124717B2 (ja)	1995-01-10	2001-01-15	松下電器産業株式会社	直交周波数分割多重信号の伝送方法およびその受信装置
US5732113A (en) *	1996-06-20	1998-03-24	Stanford University	Timing and frequency synchronization of OFDM signals
US6359938B1 (en) *	1996-10-31	2002-03-19	Discovision Associates	Single chip VLSI implementation of a digital receiver employing orthogonal frequency division multiplexing
JPH10243033A (ja) *	1997-02-28	1998-09-11	Oki Electric Ind Co Ltd	復調装置
US6058101A (en) *	1997-06-11	2000-05-02	Industrial Technology Research Institute	Synchronization method and system for a digital receiver
US5991289A (en) *	1997-08-05	1999-11-23	Industrial Technology Research Institute	Synchronization method and apparatus for guard interval-based OFDM signals

1998
- 1998-04-14 AT AT98920519T patent/ATE207681T1/de not_active IP Right Cessation
- 1998-04-14 PT PT98920519T patent/PT1072137E/pt unknown
- 1998-04-14 WO PCT/EP1998/002170 patent/WO1999053666A1/en not_active Ceased
- 1998-04-14 KR KR1020007011426A patent/KR100347965B1/ko not_active Expired - Lifetime
- 1998-04-14 DE DE69802212T patent/DE69802212T2/de not_active Expired - Fee Related
- 1998-04-14 ES ES98920519T patent/ES2166161T3/es not_active Expired - Lifetime
- 1998-04-14 EP EP98920519A patent/EP1072137B1/de not_active Expired - Lifetime
- 1998-04-14 AP APAP/P/2000/001928A patent/AP2000001928A0/en unknown
- 1998-04-14 BR BR9815806-6A patent/BR9815806A/pt not_active IP Right Cessation
- 1998-04-14 CA CA002328169A patent/CA2328169C/en not_active Expired - Fee Related
- 1998-04-14 DK DK98920519T patent/DK1072137T3/da active
- 1998-04-14 US US09/673,265 patent/US6993094B1/en not_active Expired - Lifetime
- 1998-04-14 JP JP2000544108A patent/JP3429747B2/ja not_active Expired - Fee Related
- 1998-04-14 AU AU73350/98A patent/AU749787B2/en not_active Ceased
- 1998-04-14 CN CN98814040A patent/CN1112794C/zh not_active Expired - Lifetime
- 1998-04-14 EA EA200001067A patent/EA002529B1/ru not_active IP Right Cessation
- 1998-04-30 ZA ZA983645A patent/ZA983645B/xx unknown
- 1998-08-05 TW TW087112879A patent/TW417370B/zh not_active IP Right Cessation

Also Published As

Publication number	Publication date
AP2000001928A0 (en)	2000-09-30
AU7335098A (en)	1999-11-01
AU749787B2 (en)	2002-07-04
ZA983645B (en)	1998-11-04
ES2166161T3 (es)	2002-04-01
DE69802212D1 (de)	2001-11-29
WO1999053666A8 (en)	2000-08-10
DK1072137T3 (da)	2002-02-11
DE69802212T2 (de)	2002-06-27
CA2328169A1 (en)	1999-10-21
EP1072137B1 (de)	2001-10-24
JP3429747B2 (ja)	2003-07-22
BR9815806A (pt)	2000-11-28
HK1036710A1 (en)	2002-01-11
EA200001067A1 (ru)	2001-06-25
EA002529B1 (ru)	2002-06-27
KR20010042707A (ko)	2001-05-25
CA2328169C (en)	2003-08-12
CN1292963A (zh)	2001-04-25
PT1072137E (pt)	2002-04-29
JP2002511710A (ja)	2002-04-16
US6993094B1 (en)	2006-01-31
KR100347965B1 (ko)	2002-08-09
CN1112794C (zh)	2003-06-25
TW417370B (en)	2001-01-01
EP1072137A1 (de)	2001-01-31
WO1999053666A1 (en)	1999-10-21

Legal Events

Date	Code	Title	Description
2006-01-15	REN	Ceased due to non-payment of the annual fee

Publication	Publication Date	Title
DE69930806D1 (de)	2006-05-24	Verbesserungen der Zeitsynchronisierung in verteilten Systemen
NO20004252D0 (no)	2000-08-24	OFDM-mottakssystem
DE69932150D1 (de)	2006-08-10	Synchronisierungspräambel in einem OFDM-System
DE69924804D1 (en)	2005-05-25	Ofdm (orthogonale frequenzmultiplexierung)-empfänger
DE69938594D1 (de)	2008-06-05	Orthogonales Frequenzmultiplex-Empfängersystem
DE69802970D1 (de)	2002-01-24	Rahmenstruktur und -synchronisation für mehrträgersysteme
DE69929742D1 (de)	2006-04-20	Symbolsynchronisierung in einem OFDM-Empfänger
DE69825658D1 (de)	2004-09-23	Symbolsynchronisierung in Mehrträgerempfänger
NO20004849L (no)	2000-11-27	Offshoreborings-system
FI980135A0 (fi)	1998-01-21	Inbyggt system
DE69802212D1 (de)	2001-11-29	Grobe frequenzsynchronisierung in mehrträgersystemen
DE69821870D1 (de)	2004-04-01	Schätzung des groben Frequenzversatzes in Mehrträgerempfängern
DE69527590D1 (de)	2002-09-05	Frequenzsynchronisierung für OFDM-System
NO972671L (no)	1997-12-19	Ortogonalt frekvensdelt multiplekssystem
GB9822132D0 (en)	1998-12-02	Configuring system units
DE59909955D1 (de)	2004-08-19	Brennstoffzumess-system
DE69807486D1 (de)	2002-10-02	Vorrichtung zur synchronisierung von knoten in vdsl-systemen
DE59705744D1 (de)	2002-01-24	Aufschnittschneidemaschine
DE59901779D1 (de)	2002-07-25	Brotschneidemaschine
FI980292L (fi)	1999-08-10	Erityistoiminnot radiojärjestelmässä
IL138477A0 (en)	2001-10-31	Cyclic aminoguanidines
DE69525508D1 (de)	2002-03-28	System zur Schätzung der Grundfrequenz
DE69933801D1 (de)	2006-12-07	Verbesserungen der Zeitsynchronisierung in verteilten Systemen
FR2785216B1 (fr)	2002-02-08	Trancheuse de viande
DE59900673D1 (de)	2002-02-21	Hublade-Bühnensystem