FR2938137B1 - Recepteur avec circuit d'estimation de canal. - Google Patents

Recepteur avec circuit d'estimation de canal.

Info

Publication number
FR2938137B1
FR2938137B1 FR0857422A FR0857422A FR2938137B1 FR 2938137 B1 FR2938137 B1 FR 2938137B1 FR 0857422 A FR0857422 A FR 0857422A FR 0857422 A FR0857422 A FR 0857422A FR 2938137 B1 FR2938137 B1 FR 2938137B1
Authority
FR
France
Prior art keywords
receiver
channel estimation
estimation circuit
circuit
channel
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
FR0857422A
Other languages
English (en)
Other versions
FR2938137A1 (fr
Inventor
Fabrice Belveze
Olivier Isson
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.)
Telefonaktiebolaget LM Ericsson AB
Original Assignee
STMicroelectronics SA
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 STMicroelectronics SA filed Critical STMicroelectronics SA
Priority to FR0857422A priority Critical patent/FR2938137B1/fr
Priority to JP2011533731A priority patent/JP5433012B2/ja
Priority to EP09745033A priority patent/EP2356784B1/fr
Priority to PCT/EP2009/064325 priority patent/WO2010049508A1/fr
Priority to US13/126,696 priority patent/US9300516B2/en
Publication of FR2938137A1 publication Critical patent/FR2938137A1/fr
Application granted granted Critical
Publication of FR2938137B1 publication Critical patent/FR2938137B1/fr
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • 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
    • H04L25/022—Channel estimation of frequency response
    • 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
    • H04L25/0224—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
    • H04L25/0234—Channel estimation using sounding signals with direct estimation from sounding signals with extension to other symbols by interpolation between sounding signals by non-linear interpolation
    • 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
    • H04L25/0212—Channel estimation of impulse response
    • H04L25/0216—Channel estimation of impulse response with estimation of channel length
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/0001—Arrangements for dividing the transmission path
    • H04L5/0003—Two-dimensional division
    • H04L5/0005—Time-frequency
    • H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A), DMT
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
FR0857422A 2008-10-31 2008-10-31 Recepteur avec circuit d'estimation de canal. Expired - Fee Related FR2938137B1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FR0857422A FR2938137B1 (fr) 2008-10-31 2008-10-31 Recepteur avec circuit d'estimation de canal.
JP2011533731A JP5433012B2 (ja) 2008-10-31 2009-10-29 チャネル推定回路を有する受信機
EP09745033A EP2356784B1 (fr) 2008-10-31 2009-10-29 Récepteur à circuit d'estimation de canal
PCT/EP2009/064325 WO2010049508A1 (fr) 2008-10-31 2009-10-29 Récepteur à circuit d'estimation de canal
US13/126,696 US9300516B2 (en) 2008-10-31 2009-10-29 Receiver with channel estimation circuitry

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0857422A FR2938137B1 (fr) 2008-10-31 2008-10-31 Recepteur avec circuit d'estimation de canal.

Publications (2)

Publication Number Publication Date
FR2938137A1 FR2938137A1 (fr) 2010-05-07
FR2938137B1 true FR2938137B1 (fr) 2011-04-15

Family

ID=40791204

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0857422A Expired - Fee Related FR2938137B1 (fr) 2008-10-31 2008-10-31 Recepteur avec circuit d'estimation de canal.

Country Status (5)

Country Link
US (1) US9300516B2 (fr)
EP (1) EP2356784B1 (fr)
JP (1) JP5433012B2 (fr)
FR (1) FR2938137B1 (fr)
WO (1) WO2010049508A1 (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8559567B1 (en) 2010-02-05 2013-10-15 Marvell International Ltd. Channel estimation using reduced-complexity cascaded one-dimensional filtering
EP2385664A1 (fr) * 2010-05-03 2011-11-09 Mitsubishi Electric R&D Centre Europe B.V. Procédé de transfert de données et d'informations permettant d'estimer une liaison sans fil entre une source et un récepteur au moins
JP6051971B2 (ja) * 2012-08-06 2016-12-27 セイコーエプソン株式会社 搬送装置および印刷装置
WO2019055861A1 (fr) * 2017-09-15 2019-03-21 Cohere Technologies, Inc. Réalisation d'une synchronisation dans un récepteur de signal d'espace temps-fréquence orthogonal
CN108494451B (zh) * 2018-03-09 2021-02-05 山东大学 一种点对点的misoswipt系统中寻找最优导频长度和功分因子的方法

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3949299A (en) * 1974-11-05 1976-04-06 North Electric Company Signal coding for telephone communication system
US4990925A (en) * 1984-05-07 1991-02-05 Hughes Aircraft Company Interferometric radiometer
US5127051A (en) * 1988-06-13 1992-06-30 Itt Corporation Adaptive modem for varying communication channel
IT1284712B1 (it) * 1996-07-29 1998-05-21 Roberto Cusani Ricevitore map per trasmissioni numeriche ad alta velocita' attraverso canali di rayleigh rumorosi e dispersivi nel tempo e nella frequenza.
JP3554819B2 (ja) 2001-03-29 2004-08-18 独立行政法人情報通信研究機構 増幅器の非線形特性測定方法および非線形特性測定装置
GB0120686D0 (en) 2001-08-24 2001-10-17 Intuwave Ltd Data packet router for a wireless communication device
JP3955594B2 (ja) * 2002-05-17 2007-08-08 松下電器産業株式会社 受信装置及び受信方法
DE60301270T2 (de) 2003-03-27 2006-07-20 Nnt Docomo, Inc. Vorrichtung und verfahren zur schätzung einer mehrzahl von kanälen
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
US6985535B2 (en) * 2003-10-31 2006-01-10 Motorola, Inc. Channel condition estimation for pilot coefficient selection
US7433433B2 (en) * 2003-11-13 2008-10-07 Telefonaktiebolaget L M Ericsson (Publ) Channel estimation by adaptive interpolation
JP4314099B2 (ja) * 2003-11-19 2009-08-12 パナソニック株式会社 Ｏｆｄｍ受信装置
CN1961549A (zh) * 2004-05-28 2007-05-09 皇家飞利浦电子股份有限公司 在ofdm系统中用于信号处理的方法和信号处理器
CN1998206A (zh) * 2004-05-28 2007-07-11 皇家飞利浦电子股份有限公司 在具有高多普勒频移的ofdm系统中的信道估算
JP2007036403A (ja) 2005-07-22 2007-02-08 Nippon Telegr & Teleph Corp <Ntt> 空間多重送信装置および送信方法
JP4951274B2 (ja) 2005-08-19 2012-06-13 韓國電子通信研究院 チャネル情報の生成装置及びその方法と、それに応じる適応送信装置及びその方法
US20090131123A1 (en) * 2006-03-17 2009-05-21 Nokia Corporation Reduced power consumption in software radios
KR100764012B1 (ko) * 2006-12-08 2007-10-08 한국전자통신연구원 이동통신 시스템에서 채널의 지연확산에 따른 채널 추정장치 및 그 방법
US20100002788A1 (en) * 2007-01-19 2010-01-07 Yiling Wu Interpolating method for an ofdm system and channel estimation method and apparatus
JP2009005103A (ja) 2007-06-21 2009-01-08 Panasonic Corp 無線通信基地局装置および信号拡散方法

Also Published As

Publication number Publication date
JP2012507232A (ja) 2012-03-22
EP2356784A1 (fr) 2011-08-17
JP5433012B2 (ja) 2014-03-05
US20120020439A1 (en) 2012-01-26
US9300516B2 (en) 2016-03-29
EP2356784B1 (fr) 2012-12-05
FR2938137A1 (fr) 2010-05-07
WO2010049508A1 (fr) 2010-05-06

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Legal Events

Date Code Title Description
TP Transmission of property
PLFP Fee payment

Year of fee payment: 8

CA Change of address

Effective date: 20151130

CD Change of name or company name

Owner name: ERICSSON MODEMS SA, CH

Effective date: 20151130

TP Transmission of property

Owner name: ERICSSON MODEMS SA, CH

Effective date: 20151130

TP Transmission of property

Owner name: TELEFONAKTIEBOLAGET L M ERICSSON, SE

Effective date: 20160121

PLFP Fee payment

Year of fee payment: 9

PLFP Fee payment

Year of fee payment: 10

PLFP Fee payment

Year of fee payment: 11

PLFP Fee payment

Year of fee payment: 12

PLFP Fee payment

Year of fee payment: 13

ST Notification of lapse

Effective date: 20220605