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 signalsInfo
- 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
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)
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) |
Families Citing this family (13)
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 |
Family Cites Families (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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*** |
-
2003
- 2003-04-25 FR FR0305124A patent/FR2854290B1/fr not_active Expired - Lifetime
-
2004
- 2004-04-16 BR BRPI0409726-2A patent/BRPI0409726A/pt not_active Application Discontinuation
- 2004-04-16 JP JP2006505560A patent/JP4605797B2/ja not_active Expired - Fee Related
- 2004-04-16 WO PCT/EP2004/050558 patent/WO2004098140A1/fr active Application Filing
- 2004-04-16 US US10/554,420 patent/US7623579B2/en not_active Expired - Fee Related
- 2004-04-16 AU AU2004234882A patent/AU2004234882B2/en not_active Ceased
- 2004-04-16 CN CN2004800111600A patent/CN1781292B/zh not_active Expired - Fee Related
- 2004-04-16 KR KR1020057020334A patent/KR101032284B1/ko not_active IP Right Cessation
- 2004-04-16 EP EP04727914A patent/EP1618715A1/fr not_active Withdrawn
-
2006
- 2006-11-23 HK HK06112884.8A patent/HK1092616A1/xx not_active IP Right Cessation
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 |