FR2891683B1 - Reception ofdm en mode multi antennes - Google Patents

Reception ofdm en mode multi antennes

Info

Publication number
FR2891683B1
FR2891683B1 FR0510196A FR0510196A FR2891683B1 FR 2891683 B1 FR2891683 B1 FR 2891683B1 FR 0510196 A FR0510196 A FR 0510196A FR 0510196 A FR0510196 A FR 0510196A FR 2891683 B1 FR2891683 B1 FR 2891683B1
Authority
FR
France
Prior art keywords
antenna mode
ofdm reception
multi antenna
ofdm
reception
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 - Fee Related
Application number
FR0510196A
Other languages
English (en)
Other versions
FR2891683A1 (fr
Inventor
Philippe Mege
Christophe Brutel
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Airbus DS SAS
Original Assignee
EADS Telecom SAS
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 EADS Telecom SAS filed Critical EADS Telecom SAS
Priority to FR0510196A priority Critical patent/FR2891683B1/fr
Priority to EP06820996.4A priority patent/EP1932304B1/fr
Priority to CN2006800457909A priority patent/CN101322367B/zh
Priority to PCT/IB2006/003396 priority patent/WO2007039823A2/fr
Priority to US12/088,525 priority patent/US8031788B2/en
Publication of FR2891683A1 publication Critical patent/FR2891683A1/fr
Application granted granted Critical
Publication of FR2891683B1 publication Critical patent/FR2891683B1/fr
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • H04B7/0837—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using pre-detection combining
    • H04B7/0842—Weighted combining
    • H04B7/0848—Joint weighting
    • 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
    • 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
    • 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
    • H04L27/2697—Multicarrier modulation systems in combination with other modulation techniques
    • H04L27/2698—Multicarrier modulation systems in combination with other modulation techniques double density OFDM/OQAM system, e.g. OFDM/OQAM-IOTA system

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Radio Transmission System (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
FR0510196A 2005-10-05 2005-10-05 Reception ofdm en mode multi antennes Expired - Fee Related FR2891683B1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FR0510196A FR2891683B1 (fr) 2005-10-05 2005-10-05 Reception ofdm en mode multi antennes
EP06820996.4A EP1932304B1 (fr) 2005-10-05 2006-10-05 Reception par multiplexage par repartition orthogonale de la frequence dans un mode a antennes multiples
CN2006800457909A CN101322367B (zh) 2005-10-05 2006-10-05 一种在多天线模式下的正交频分复用接收方法及装置
PCT/IB2006/003396 WO2007039823A2 (fr) 2005-10-05 2006-10-05 Reception par multiplexage par repartition orthogonale de la frequence dans un mode a antennes multiples
US12/088,525 US8031788B2 (en) 2005-10-05 2006-10-05 OFDM reception in multi-antenna mode

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0510196A FR2891683B1 (fr) 2005-10-05 2005-10-05 Reception ofdm en mode multi antennes

Publications (2)

Publication Number Publication Date
FR2891683A1 FR2891683A1 (fr) 2007-04-06
FR2891683B1 true FR2891683B1 (fr) 2008-02-08

Family

ID=36764550

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0510196A Expired - Fee Related FR2891683B1 (fr) 2005-10-05 2005-10-05 Reception ofdm en mode multi antennes

Country Status (5)

Country Link
US (1) US8031788B2 (fr)
EP (1) EP1932304B1 (fr)
CN (1) CN101322367B (fr)
FR (1) FR2891683B1 (fr)
WO (1) WO2007039823A2 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2985134A1 (fr) * 2011-12-23 2013-06-28 France Telecom Procede d'emission d'au moins un signal multi-porteuse forme de symboles ofdm-oqam
FR2985152A1 (fr) 2011-12-23 2013-06-28 France Telecom Procede de groupement de couples emetteur-recepteur pour communiquer sur un reseau de communications
US11005629B2 (en) * 2017-02-01 2021-05-11 Lg Electronics Inc. Method for transreceiving channel state information-reference signal in wireless communication system and apparatus for same

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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.
FR2829642B1 (fr) * 2001-09-12 2004-01-16 Eads Defence & Security Ntwk Signal multiporteuses, procede de poursuite d'un canal de transmission a partir d'un tel signal et dispositif pour sa mise en oeuvre
US6985535B2 (en) * 2003-10-31 2006-01-10 Motorola, Inc. Channel condition estimation for pilot coefficient selection
KR100560386B1 (ko) * 2003-12-17 2006-03-13 한국전자통신연구원 무선 통신 시스템의 상향 링크에서 코히어런트 검출을위한 직교주파수 분할 다중 접속 방식의 송수신 장치 및그 방법
KR100635534B1 (ko) * 2004-06-28 2006-10-17 전자부품연구원 고속 이동 환경을 위한 하이브리드 채널 추정 방법 및시스템
US7526020B2 (en) * 2005-09-13 2009-04-28 Via Technologies, Inc. Circuit for improving channel impulse response estimation and compensating for remnant frequency offset in the orthogonal frequency division multiplexing (OFDM) baseband receiver for IEEE 802.11a/g wireless LAN standard
FR2891682B1 (fr) * 2005-10-05 2008-02-08 Eads Telecom Soc Par Actions S Interpolation de puissance de bruit dans un systeme multi-porteuses

Also Published As

Publication number Publication date
WO2007039823A3 (fr) 2007-07-05
CN101322367A (zh) 2008-12-10
FR2891683A1 (fr) 2007-04-06
WO2007039823A2 (fr) 2007-04-12
US20080247482A1 (en) 2008-10-09
US8031788B2 (en) 2011-10-04
EP1932304A2 (fr) 2008-06-18
EP1932304B1 (fr) 2016-03-30
CN101322367B (zh) 2011-09-21

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Legal Events

Date Code Title Description
CA Change of address

Effective date: 20130722

TP Transmission of property

Owner name: CASSIDIAN SAS, FR

Effective date: 20130722

CD Change of name or company name

Owner name: AIRBUS DS SAS, FR

Effective date: 20150106

PLFP Fee payment

Year of fee payment: 12

PLFP Fee payment

Year of fee payment: 13

PLFP Fee payment

Year of fee payment: 14

PLFP Fee payment

Year of fee payment: 15

ST Notification of lapse

Effective date: 20210605