ATE278284T1 - Verfahren zur schätzung der übertragungsfunktion eines mehrträger-signalübertragungskanals und eines entsprechenden empfängers - Google Patents
Verfahren zur schätzung der übertragungsfunktion eines mehrträger-signalübertragungskanals und eines entsprechenden empfängersInfo
- Publication number
- ATE278284T1 ATE278284T1 AT02740790T AT02740790T ATE278284T1 AT E278284 T1 ATE278284 T1 AT E278284T1 AT 02740790 T AT02740790 T AT 02740790T AT 02740790 T AT02740790 T AT 02740790T AT E278284 T1 ATE278284 T1 AT E278284T1
- Authority
- AT
- Austria
- Prior art keywords
- data elements
- estimating
- signal transmission
- transfer function
- carrier signal
- Prior art date
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
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/0202—Channel estimation
- H04L25/0224—Channel estimation using sounding signals
- H04L25/0228—Channel estimation using sounding signals with direct estimation from sounding signals
- H04L25/023—Channel estimation using sounding signals with direct estimation from sounding signals with extension to other symbols
- H04L25/0232—Channel estimation using sounding signals with direct estimation from sounding signals with extension to other symbols by interpolation between sounding signals
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/0202—Channel estimation
- H04L25/024—Channel estimation channel estimation algorithms
- H04L25/0242—Channel estimation channel estimation algorithms using matrix methods
- H04L25/0248—Eigen-space methods
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Mobile Radio Communication Systems (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
- Radio Relay Systems (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0107106A FR2825551B1 (fr) | 2001-05-30 | 2001-05-30 | Procede d'estimation de la fonction de transfert d'un canal de transmission d'un signal multiporteuse, procede de reception d'un signal numerique, et recepteur d'un signal multiporteuse correspondants |
PCT/FR2002/001639 WO2002098095A1 (fr) | 2001-05-30 | 2002-05-15 | Procédé d'estimation de la fonction de transfert d'un canal de transmission d'un signal multiporteuse et récepteur correspondant |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE278284T1 true ATE278284T1 (de) | 2004-10-15 |
Family
ID=8863793
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT02740790T ATE278284T1 (de) | 2001-05-30 | 2002-05-15 | Verfahren zur schätzung der übertragungsfunktion eines mehrträger-signalübertragungskanals und eines entsprechenden empfängers |
Country Status (10)
Country | Link |
---|---|
US (1) | US7242721B2 (de) |
EP (1) | EP1391095B1 (de) |
JP (1) | JP2004533774A (de) |
KR (1) | KR20040008194A (de) |
CN (1) | CN1513247A (de) |
AT (1) | ATE278284T1 (de) |
DE (1) | DE60201443D1 (de) |
FR (1) | FR2825551B1 (de) |
HK (1) | HK1058868A1 (de) |
WO (1) | WO2002098095A1 (de) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7394792B1 (en) * | 2002-10-08 | 2008-07-01 | Urbain A. von der Embse | Multi-scale CDMA |
US8325854B2 (en) * | 2002-07-12 | 2012-12-04 | Alcatel Lucent | Techniques for communicating over single-or multiple-antenna channels having both temporal and spectral fluctuations |
US7342974B2 (en) * | 2003-03-20 | 2008-03-11 | Silicon Integrated Systems Corp. | Channel estimation in OFDM systems |
FR2859337A1 (fr) * | 2003-09-01 | 2005-03-04 | France Telecom | Procede d'estimation de canal par projection sur des familles orthogonales obtenues par modelisation de la reponse impulsionnelle du canal, et recepteur correspondant |
FR2859338A1 (fr) * | 2003-09-01 | 2005-03-04 | France Telecom | Procede d'estimation de canal par projection sur des familles orthogonales de construction particuliere et recepteur correspondant |
US7570722B1 (en) | 2004-02-27 | 2009-08-04 | Marvell International Ltd. | Carrier frequency offset estimation for OFDM systems |
WO2005117377A1 (en) * | 2004-05-28 | 2005-12-08 | Koninklijke Philips Electronics N.V. | Channel estimation in an ofdm system with high doppler shift |
US7680218B2 (en) * | 2005-10-25 | 2010-03-16 | Telefonaktiebolaget Lm Ericsson (Publ) | Method and apparatus for communication channel estimation |
US7602853B2 (en) * | 2006-04-17 | 2009-10-13 | Mediatek Inc. | Method and apparatus for channel estimation |
US8295342B2 (en) * | 2007-11-14 | 2012-10-23 | International Business Machines Corporation | Method and system for efficient video compression with low-complexity encoder |
US20090231339A1 (en) * | 2008-03-11 | 2009-09-17 | Opusedge Inc. | System, method and product for graphically displaying project status information |
US8620643B1 (en) * | 2009-07-31 | 2013-12-31 | Lester F. Ludwig | Auditory eigenfunction systems and methods |
US8923137B2 (en) * | 2012-02-06 | 2014-12-30 | Qualcomm Incorporated | System and method for information verification based on channel awareness |
JP6192857B2 (ja) * | 2014-11-11 | 2017-09-06 | 三菱電機株式会社 | 等化装置、等化方法、及び受信装置 |
EP3376723A1 (de) | 2017-03-16 | 2018-09-19 | Intel IP Corporation | Kanalschätzungsschaltungen und verfahren zur schätzung von kommunikationskanälen |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5164727A (en) * | 1991-04-30 | 1992-11-17 | Regents Of The Unversity Of California | Optimal decoding method and apparatus for data acquisition applications of sigma delta modulators |
US5471497A (en) * | 1993-11-01 | 1995-11-28 | Zehavi; Ephraim | Method and apparatus for variable rate signal transmission in a spread spectrum communication system using coset coding |
FR2747870B1 (fr) * | 1996-04-19 | 1998-11-06 | Wavecom Sa | Signal numerique a blocs de reference multiples pour l'estimation de canal, procedes d'estimation de canal et recepteurs correspondants |
US5909470A (en) * | 1996-10-11 | 1999-06-01 | Arraycomm, Inc. | Method and apparatus for decision directed demodulation using antenna arrays and spatial processing |
IT1288778B1 (it) * | 1996-10-25 | 1998-09-24 | Rai Radiotelevisione Italiana | Procedimento e apparato di ricezione di segnali numerici in multiplex codificato e divisione di frequenze. |
EP0938208A1 (de) * | 1998-02-22 | 1999-08-25 | Sony International (Europe) GmbH | Mehrträgerübertragung, kompatible zum existierenden GSM-System |
US6327314B1 (en) * | 1998-04-01 | 2001-12-04 | At&T Corp. | Method and apparatus for channel estimation for multicarrier systems |
JP3732364B2 (ja) * | 1999-08-27 | 2006-01-05 | 松下電器産業株式会社 | 通信端末装置及びチャネル推定方法 |
SG99310A1 (en) * | 2000-06-16 | 2003-10-27 | Oki Techno Ct Singapore Pte | Methods and apparatus for reducing signal degradation |
KR100377969B1 (ko) * | 2000-07-10 | 2003-03-29 | 이용환 | 적응 채널 추정 장치를 이용한 직접시퀀스 확산대역시스템 수신 장치 |
FR2816161B1 (fr) * | 2000-10-31 | 2002-12-06 | Mitsubishi Electric Inf Tech | Methode d'obtention de gain d'antenne |
EP1206091B1 (de) * | 2000-11-07 | 2007-01-10 | STMicroelectronics N.V. | Verfahren und Vorrichtung zur Kanalschätzung, insbesondere für eine Mobiltelefon |
AU2002348779A1 (en) * | 2002-01-09 | 2003-07-24 | Koninklijke Philips Electronics N.V. | Audio enhancement system having a spectral power ratio dependent processor |
-
2001
- 2001-05-30 FR FR0107106A patent/FR2825551B1/fr not_active Expired - Fee Related
-
2002
- 2002-05-15 AT AT02740790T patent/ATE278284T1/de not_active IP Right Cessation
- 2002-05-15 CN CNA028108582A patent/CN1513247A/zh active Pending
- 2002-05-15 EP EP02740790A patent/EP1391095B1/de not_active Expired - Lifetime
- 2002-05-15 US US10/479,190 patent/US7242721B2/en not_active Expired - Fee Related
- 2002-05-15 WO PCT/FR2002/001639 patent/WO2002098095A1/fr active IP Right Grant
- 2002-05-15 DE DE60201443T patent/DE60201443D1/de not_active Expired - Lifetime
- 2002-05-15 JP JP2003501165A patent/JP2004533774A/ja not_active Withdrawn
- 2002-05-15 KR KR10-2003-7015451A patent/KR20040008194A/ko not_active Application Discontinuation
-
2004
- 2004-03-01 HK HK04101486A patent/HK1058868A1/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
US20040240570A1 (en) | 2004-12-02 |
HK1058868A1 (en) | 2004-06-04 |
EP1391095A1 (de) | 2004-02-25 |
DE60201443D1 (de) | 2004-11-04 |
CN1513247A (zh) | 2004-07-14 |
FR2825551A1 (fr) | 2002-12-06 |
WO2002098095A1 (fr) | 2002-12-05 |
FR2825551B1 (fr) | 2003-09-19 |
EP1391095B1 (de) | 2004-09-29 |
JP2004533774A (ja) | 2004-11-04 |
KR20040008194A (ko) | 2004-01-28 |
US7242721B2 (en) | 2007-07-10 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
ATE278284T1 (de) | Verfahren zur schätzung der übertragungsfunktion eines mehrträger-signalübertragungskanals und eines entsprechenden empfängers | |
JP5290396B2 (ja) | 低減された次数のfft及びハードウェア補間器を使用する広帯域パイロットチャネル推定 | |
KR100918500B1 (ko) | 무선 통신 시스템에서의 채널 추정 방법 및 장치 | |
KR100224863B1 (ko) | Ofdm 수신기를 위한 등화 방법과 등화기 | |
ATE305198T1 (de) | Verfahren zur amplituden- und phasen-schätzung in einem drahtlosen kommunikationssystem | |
KR20040045859A (ko) | Mimo-ofdm 시스템용 분산형 파일럿 패턴 및 채널추정 방법 | |
UA91509C2 (ru) | Система модуляции с множеством несущих с разнесением циклических задержек | |
KR20100014317A (ko) | Ofdm 시스템용 보간 방법과 채널 추정 방법 및 장치 | |
CN101199173A (zh) | 具有基于csi的llr度量的ofdm接收机 | |
KR20110088583A (ko) | 다중 캐리어 변조 기반의 수신기에서의 동기화 | |
CN111713081B (zh) | Ofdm信号和噪声估计 | |
EP2584748A4 (de) | Verfahren, basisstation und benutzervorrichtung zur übertragung von sperren physikalischer ressourcen und zur kanalmessung | |
JPWO2009125599A1 (ja) | 受信装置、受信方法、集積回路、デジタルテレビ受像機、プログラム | |
JP2013535883A5 (de) | ||
US11722348B2 (en) | Hybrid reference signal with low PAPR for DFT-S-OFDM | |
JP4903026B2 (ja) | 遅延プロファイル解析回路及びそれを用いた装置 | |
Choi et al. | A time-domain estimation method of rapidly time-varying channels for OFDM-based LTE-R systems | |
TW200729797A (en) | Method for transmitting information in digital radio mondiale (DRM) system | |
US10084636B2 (en) | Transmission apparatus, reception apparatus, transmission method, and reception method | |
JP2008227622A (ja) | 受信装置及び通信方法 | |
WO2003096590A3 (en) | Method and system of channel analysis and carrier selection in ofdm and multi-carrier systems | |
ATE545252T1 (de) | Wiederverwendung einer trainingssequenz zwischen frequenzangrenzenden funksignalen | |
US9825784B2 (en) | Reduced dimension time domain channel estimation in a wireless communication network | |
CN102104433B (zh) | 符号检测方法和符号检测设备 | |
DE50105257D1 (de) | Verfahren und System zur Frequenzoffsetschätzung für Trägermodulierte digitale Kommunikationssysteme |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |