HK1092616A1 - Method of demodulating ofdm-type signals in the presence of strong co- channel interference signals - Google Patents

Method of demodulating ofdm-type signals in the presence of strong co- channel interference signals

Info

Publication number
HK1092616A1
HK1092616A1 HK06112884.8A HK06112884A HK1092616A1 HK 1092616 A1 HK1092616 A1 HK 1092616A1 HK 06112884 A HK06112884 A HK 06112884A HK 1092616 A1 HK1092616 A1 HK 1092616A1
Authority
HK
Hong Kong
Prior art keywords
signals
strong
channel interference
demodulating ofdm
type
Prior art date
Application number
HK06112884.8A
Other languages
English (en)
Inventor
Denis Masse
Francois Pipon
Rym Mhiri
Original Assignee
Thales Sa
Tdf
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 Thales Sa, Tdf filed Critical Thales Sa
Publication of HK1092616A1 publication Critical patent/HK1092616A1/xx

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
    • H04L27/2647—Arrangements specific to the receiver only
    • H04L27/2649—Demodulators
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Radio Transmission System (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
HK06112884.8A 2003-04-25 2006-11-23 Method of demodulating ofdm-type signals in the presence of strong co- channel interference signals HK1092616A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR0305124A FR2854290B1 (fr) 2003-04-25 2003-04-25 Procede de demodulation de signaux de type ofdm en presence de signaux brouilleurs co-canaux forts
PCT/EP2004/050558 WO2004098140A1 (fr) 2003-04-25 2004-04-16 Procede de demodulation de signaux de type ofdm en presence de signaux brouilleurs co-canaux forts

Publications (1)

Publication Number Publication Date
HK1092616A1 true HK1092616A1 (en) 2007-02-09

Family

ID=33104413

Family Applications (1)

Application Number Title Priority Date Filing Date
HK06112884.8A HK1092616A1 (en) 2003-04-25 2006-11-23 Method of demodulating ofdm-type signals in the presence of strong co- channel interference signals

Country Status (10)

Country Link
US (1) US7623579B2 (zh)
EP (1) EP1618715A1 (zh)
JP (1) JP4605797B2 (zh)
KR (1) KR101032284B1 (zh)
CN (1) CN1781292B (zh)
AU (1) AU2004234882B2 (zh)
BR (1) BRPI0409726A (zh)
FR (1) FR2854290B1 (zh)
HK (1) HK1092616A1 (zh)
WO (1) WO2004098140A1 (zh)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101141428B (zh) * 2006-09-06 2011-05-04 上海贝尔阿尔卡特股份有限公司 正交频分复用***中的导频编译码方法及装置
GB2444100B (en) * 2006-11-24 2009-10-28 Imagination Tech Ltd Channel estimation and equalization in ofdm receivers
US8238436B2 (en) * 2007-03-30 2012-08-07 Mediatek Inc. Methods and device for fast acquisition of digital video signals
FR2919931A1 (fr) * 2007-08-08 2009-02-13 Thales Sa Procede et dispositif pour determiner la reponse impulsionnelle de canaux de propagation impliquant des emetteurs, des reflecteurs et des capteurs fixes ou mobiles
EP2509267B1 (en) * 2007-08-15 2015-02-11 Marvell World Trade Ltd. Pilot design for universal frequency reuse in cellular orthogonal frequency-division multiplexing systems
US20090185648A1 (en) * 2008-01-22 2009-07-23 Guo-Hau Gau Methods and devices for processing signals transmitted via communication system
FR2927756B1 (fr) 2008-02-19 2010-06-18 Tdf Reseau de transmission synchrone de donnees et procede de surveillance d'un tel reseau.
WO2010005923A1 (en) * 2008-07-07 2010-01-14 Augusta Technology Usa, Inc. Co-channel interference and adjacent channel interference detection and suppression
TWI384816B (zh) * 2008-08-01 2013-02-01 Sunplus Technology Co Ltd For transmission parameter signaling (TPS) decoding systems in DTMB systems
US20100169037A1 (en) * 2008-12-29 2010-07-01 Texas Instruments Incorporated Flash memory threshold voltage characterization
US8693305B2 (en) * 2009-08-24 2014-04-08 Qualcomm Incorporated Method and apparatus for detecting OFDM signals in the presence of frequency orthogonal OFDM interferers
FR2954515B1 (fr) * 2009-12-23 2012-08-17 Thales Sa Procede et dispositif de goniometrie de signaux interferant un signal utile module par plusieurs porteuses.
FR2990090A1 (fr) * 2012-04-27 2013-11-01 France Telecom Procede de communication sans-fil avec un recepteur a antennes multiples

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FR2180175A5 (en) 1972-04-11 1973-11-23 Gaz De France Gas burner - producing a thin, very hot stream of a hot fluid
FR2715488B1 (fr) 1994-01-21 1996-03-22 Thomson Csf Procédé et dispositif permettant à un modem de se synchroniser sur un transmetteur de données numériques par voie hertzienne en présence de brouilleurs.
US6144711A (en) 1996-08-29 2000-11-07 Cisco Systems, Inc. Spatio-temporal processing for communication
US5886988A (en) * 1996-10-23 1999-03-23 Arraycomm, Inc. Channel assignment and call admission control for spatial division multiple access communication systems
US6335954B1 (en) * 1996-12-27 2002-01-01 Ericsson Inc. Method and apparatus for joint synchronization of multiple receive channels
KR100221336B1 (ko) * 1996-12-28 1999-09-15 전주범 직교 주파수 분할 다중화 수신 시스템의 프레임 동기 장치 및 그 방법
FR2764074B1 (fr) * 1997-06-03 1999-08-20 Thomson Csf Procede et dispositif de radiogoniometrie cooperative en transmission
FR2766320B1 (fr) * 1997-07-15 1999-10-15 Thomson Csf Procede et dispositif d'analyse des interferences dans un systeme de radiocommunication cellulaire
JP3609937B2 (ja) * 1998-03-20 2005-01-12 シャープ株式会社 受信機
JP3473393B2 (ja) * 1998-03-31 2003-12-02 株式会社豊田中央研究所 アダプティブ受信装置
US6795424B1 (en) * 1998-06-30 2004-09-21 Tellabs Operations, Inc. Method and apparatus for interference suppression in orthogonal frequency division multiplexed (OFDM) wireless communication systems
FR2805943B1 (fr) * 1999-09-14 2002-08-09 Inst Nat Sciences Appliq Procede d'egalisation dans des recepteurs utilisant une combinaison des techniques de modulations a porteuses multiples et a acces multiple par repartition de codes
US6377636B1 (en) * 1999-11-02 2002-04-23 Iospan Wirless, Inc. Method and wireless communications system using coordinated transmission and training for interference mitigation
JP3857009B2 (ja) * 2000-02-15 2006-12-13 三菱電機株式会社 マルチキャリア無線受信装置およびマルチキャリア無線伝送装置
FR2810175B1 (fr) * 2000-06-09 2006-06-23 Thomson Csf Systemes et procedes de transmission numerique a codage espace-temps
JP4374764B2 (ja) * 2000-10-31 2009-12-02 株式会社デンソー アダプティブ受信機
JP2002185375A (ja) * 2000-12-13 2002-06-28 Nippon Soken Inc アダプティブアレーアンテナ
JP3576099B2 (ja) * 2000-12-22 2004-10-13 株式会社東芝 スマートアンテナを用いた受信装置、スマートアンテナを用いた受信方法及びビーム形成回路
JP2002232386A (ja) * 2001-01-30 2002-08-16 Sony Corp アダプティブアレーを用いたｏｆｄｍ受信装置
US7012966B2 (en) * 2001-05-21 2006-03-14 At&T Corp. Channel estimation for wireless systems with multiple transmit antennas
CN1205770C (zh) * 2001-08-29 2005-06-08 西安电子科技大学 一种适于数字地面广播的编码正交频分复用传输***

Also Published As

Publication number Publication date
US7623579B2 (en) 2009-11-24
EP1618715A1 (fr) 2006-01-25
CN1781292A (zh) 2006-05-31
JP2006524944A (ja) 2006-11-02
KR101032284B1 (ko) 2011-05-06
CN1781292B (zh) 2012-04-18
BRPI0409726A (pt) 2006-04-25
WO2004098140A1 (fr) 2004-11-11
JP4605797B2 (ja) 2011-01-05
KR20060066669A (ko) 2006-06-16
AU2004234882A1 (en) 2004-11-11
US20070058733A1 (en) 2007-03-15
FR2854290B1 (fr) 2005-08-26
AU2004234882B2 (en) 2009-07-02
FR2854290A1 (fr) 2004-10-29

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20180416