DE60217117D1 - Orthogonal-frequenzmultiplex-mehrsignalempfangs-vorrichtung und -verfahren - Google Patents
Orthogonal-frequenzmultiplex-mehrsignalempfangs-vorrichtung und -verfahrenInfo
- Publication number
- DE60217117D1 DE60217117D1 DE60217117T DE60217117T DE60217117D1 DE 60217117 D1 DE60217117 D1 DE 60217117D1 DE 60217117 T DE60217117 T DE 60217117T DE 60217117 T DE60217117 T DE 60217117T DE 60217117 D1 DE60217117 D1 DE 60217117D1
- Authority
- DE
- Germany
- Prior art keywords
- orthogonal frequency
- frequency multiplex
- signal receptor
- receptor device
- multiplex multi
- 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
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
- H04L27/2647—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
- H04L27/2647—Arrangements specific to the receiver only
- H04L27/2655—Synchronisation arrangements
- H04L27/2668—Details of algorithms
- H04L27/2673—Details of algorithms characterised by synchronisation parameters
- H04L27/2676—Blind, i.e. without using known symbols
- H04L27/2678—Blind, i.e. without using known symbols using cyclostationarities, e.g. cyclic prefix or postfix
-
- 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
- H04L27/2689—Link with other circuits, i.e. special connections between synchronisation arrangements and other circuits for achieving synchronisation
- H04L27/2691—Link with other circuits, i.e. special connections between synchronisation arrangements and other circuits for achieving synchronisation involving interference determination or cancellation
-
- 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
- H04L27/2647—Arrangements specific to the receiver only
- H04L27/2655—Synchronisation arrangements
- H04L27/2657—Carrier synchronisation
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Noise Elimination (AREA)
- Synchronisation In Digital Transmission Systems (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2001189387A JP3798656B2 (ja) | 2001-06-22 | 2001-06-22 | 直交周波数分割多重信号受信装置、受信装置、直交周波数分割多重信号受信方法及び受信方法 |
JP2001189387 | 2001-06-22 | ||
PCT/JP2002/005892 WO2003001713A1 (fr) | 2001-06-22 | 2002-06-13 | Recepteur de signaux multiples a repartition de frequences orthogonales, recepteur, procede de reception de signaux multiples a repartition de frequences orthogonales et procede de reception |
Publications (2)
Publication Number | Publication Date |
---|---|
DE60217117D1 true DE60217117D1 (de) | 2007-02-08 |
DE60217117T2 DE60217117T2 (de) | 2007-07-12 |
Family
ID=19028319
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE0001406404T Pending DE02738681T1 (de) | 2001-06-22 | 2002-06-13 | Orthogonal-frequenzmultiplex-mehrsignalempfangsvorrichtung, empfangsvorrichtung, orthogonal-frequenzmultiplex-mehrsignalempfangsverfahren und empfangsverfahren |
DE60217117T Expired - Lifetime DE60217117T2 (de) | 2001-06-22 | 2002-06-13 | Orthogonal-frequenzmultiplex-mehrsignalempfangs-vorrichtung und -verfahren |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE0001406404T Pending DE02738681T1 (de) | 2001-06-22 | 2002-06-13 | Orthogonal-frequenzmultiplex-mehrsignalempfangsvorrichtung, empfangsvorrichtung, orthogonal-frequenzmultiplex-mehrsignalempfangsverfahren und empfangsverfahren |
Country Status (5)
Country | Link |
---|---|
US (1) | US7415081B2 (de) |
EP (1) | EP1406404B1 (de) |
JP (1) | JP3798656B2 (de) |
DE (2) | DE02738681T1 (de) |
WO (1) | WO2003001713A1 (de) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2004214963A (ja) * | 2002-12-27 | 2004-07-29 | Sony Corp | Ofdm復調装置 |
US7778336B1 (en) * | 2005-02-09 | 2010-08-17 | Marvell International Ltd. | Timing and frequency synchronization of OFDM signals for changing channel conditions |
US8315191B2 (en) | 2005-09-20 | 2012-11-20 | Qualcomm Incorporated | Timing acquisition and mode and guard detection for an OFDM transmission |
US8009745B2 (en) * | 2005-11-15 | 2011-08-30 | Qualcomm Incorporated | Time tracking for a receiver with guard interval correlation |
JP4962410B2 (ja) * | 2008-05-21 | 2012-06-27 | 株式会社デンソー | 受信装置 |
EP2200245B1 (de) * | 2008-12-19 | 2012-08-15 | Telefonaktiebolaget L M Ericsson (publ) | Empfänger und Verfahren für mobile Kommunikationen |
JP5609509B2 (ja) * | 2010-10-04 | 2014-10-22 | 富士通株式会社 | 指示システム、指示方法、及び記憶制御装置。 |
CN107306238B (zh) * | 2016-04-21 | 2021-03-02 | 北京三星通信技术研究有限公司 | 载波调制信号的接收、发送方法及相应接收机与发射机 |
Family Cites Families (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3447084A (en) * | 1966-01-03 | 1969-05-27 | Bell Telephone Labor Inc | Correction of frequency shift in carrier systems |
US3909735A (en) * | 1974-04-04 | 1975-09-30 | Ncr Co | Slow switch for bandwidth change in phase-locked loop |
FR2694149B1 (fr) * | 1992-07-21 | 1994-09-30 | Ezran Philippe | Procédé et dispositif de démodulation tout numérique de signal analogique. |
EP0606941B1 (de) * | 1993-01-13 | 1997-10-15 | Laboratoires D'electronique Philips S.A.S. | Einrichtung zur Synchronisierung eines lokalen Trägers, in OFDM-Systemen |
DE4425713C1 (de) * | 1994-07-20 | 1995-04-20 | Inst Rundfunktechnik Gmbh | Verfahren zur Vielträger Modulation und Demodulation von digital codierten Daten |
US5677927A (en) * | 1994-09-20 | 1997-10-14 | Pulson Communications Corporation | Ultrawide-band communication system and method |
FR2729518B1 (fr) * | 1995-01-13 | 1997-06-06 | Sgs Thomson Microelectronics | Boucle a verrouillage de phase de demodulation d'un signal module en frequence |
CA2202752A1 (en) * | 1995-08-16 | 1997-02-27 | Norbert Jeanne Louis Philips | Transmission system with improved symbol processing |
JPH10257013A (ja) * | 1997-03-14 | 1998-09-25 | Toshiba Corp | 受信装置 |
JP3145054B2 (ja) * | 1997-05-15 | 2001-03-12 | 富士通テン株式会社 | 直交周波数分割多重方式用受信機 |
JP2000078218A (ja) * | 1998-08-31 | 2000-03-14 | Kenwood Corp | キャリア再生回路 |
DE69838787T2 (de) | 1998-10-30 | 2008-10-30 | Fujitsu Ten Ltd., Kobe | Frequenzkorrektur in einem OFDM (orthogonale Frequenzmultiplexierung) Empfänger |
DE19858106B4 (de) * | 1998-12-16 | 2014-09-25 | Telefonaktiebolaget Lm Ericsson (Publ) | Empfänger und Verfahren zum Verhindern einer Zwischensymbolstörung in einem Hochgeschwindigkeitsübertragungssystem |
US6111919A (en) * | 1999-01-20 | 2000-08-29 | Intellon Corporation | Synchronization of OFDM signals |
FR2790344B1 (fr) * | 1999-02-26 | 2001-05-18 | St Microelectronics Sa | Demodulateur cofdm avec compensation de deplacement de fenetre d'analyse fft |
US6462623B1 (en) * | 1999-05-19 | 2002-10-08 | Parthus Ireland Limited | Method and apparatus for PLL with improved jitter performance |
JP2001103033A (ja) | 1999-09-30 | 2001-04-13 | Hitachi Denshi Ltd | データ伝送装置 |
JP3655164B2 (ja) | 2000-04-27 | 2005-06-02 | アルプス電気株式会社 | Ofdm受信装置 |
JP3612255B2 (ja) | 1999-12-20 | 2005-01-19 | アルプス電気株式会社 | Ofdm受信装置 |
JP3694216B2 (ja) * | 2000-05-22 | 2005-09-14 | アルプス電気株式会社 | Ofdm受信装置 |
JP3681935B2 (ja) | 1999-10-13 | 2005-08-10 | アルプス電気株式会社 | Ofdm受信装置 |
JP3663098B2 (ja) | 2000-01-24 | 2005-06-22 | アルプス電気株式会社 | Ofdm受信装置 |
US6650617B1 (en) * | 2000-02-22 | 2003-11-18 | Thomson Licensing S.A. | Reduced complexity FFT window synchronization for an orthogonal frequency division multiplexing system |
JP3696039B2 (ja) | 2000-03-27 | 2005-09-14 | アルプス電気株式会社 | Ofdm受信装置 |
US6538518B1 (en) * | 2000-12-26 | 2003-03-25 | Juniper Networks, Inc. | Multi-loop phase lock loop for controlling jitter in a high frequency redundant system |
US6975672B2 (en) * | 2001-01-08 | 2005-12-13 | Ericsson Inc. | Apparatus and methods for intersymbol interference compensation in spread spectrum communications |
-
2001
- 2001-06-22 JP JP2001189387A patent/JP3798656B2/ja not_active Expired - Fee Related
-
2002
- 2002-06-13 WO PCT/JP2002/005892 patent/WO2003001713A1/ja active IP Right Grant
- 2002-06-13 EP EP02738681A patent/EP1406404B1/de not_active Expired - Lifetime
- 2002-06-13 DE DE0001406404T patent/DE02738681T1/de active Pending
- 2002-06-13 US US10/477,697 patent/US7415081B2/en not_active Expired - Lifetime
- 2002-06-13 DE DE60217117T patent/DE60217117T2/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP1406404B1 (de) | 2006-12-27 |
EP1406404A1 (de) | 2004-04-07 |
US20040179633A1 (en) | 2004-09-16 |
WO2003001713A1 (fr) | 2003-01-03 |
EP1406404A4 (de) | 2004-11-03 |
US7415081B2 (en) | 2008-08-19 |
JP3798656B2 (ja) | 2006-07-19 |
JP2003008541A (ja) | 2003-01-10 |
DE60217117T2 (de) | 2007-07-12 |
DE02738681T1 (de) | 2004-08-26 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |