DE602004011208D1 - OFDM Empfänger mit Intersymbolinterferenzunterdrückung - Google Patents

OFDM Empfänger mit Intersymbolinterferenzunterdrückung

Info

Publication number
DE602004011208D1
DE602004011208D1 DE602004011208T DE602004011208T DE602004011208D1 DE 602004011208 D1 DE602004011208 D1 DE 602004011208D1 DE 602004011208 T DE602004011208 T DE 602004011208T DE 602004011208 T DE602004011208 T DE 602004011208T DE 602004011208 D1 DE602004011208 D1 DE 602004011208D1
Authority
DE
Germany
Prior art keywords
interference suppression
intersymbol interference
ofdm receiver
ofdm
receiver
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.)
Active
Application number
DE602004011208T
Other languages
English (en)
Other versions
DE602004011208T2 (de
Inventor
Makoto Yoshida
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.)
Fujitsu Ltd
Original Assignee
Fujitsu Ltd
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 Fujitsu Ltd filed Critical Fujitsu Ltd
Publication of DE602004011208D1 publication Critical patent/DE602004011208D1/de
Application granted granted Critical
Publication of DE602004011208T2 publication Critical patent/DE602004011208T2/de
Active 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
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • 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
    • H04L27/2655—Synchronisation arrangements
    • H04L27/2689—Link with other circuits, i.e. special connections between synchronisation arrangements and other circuits for achieving synchronisation
    • H04L27/2691—Link with other circuits, i.e. special connections between synchronisation arrangements and other circuits for achieving synchronisation involving interference determination or cancellation
    • 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
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L2025/0335—Arrangements for removing intersymbol interference characterised by the type of transmission
    • H04L2025/03375—Passband transmission
    • H04L2025/03414—Multicarrier

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Noise Elimination (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
DE602004011208T 2004-08-04 2004-11-23 OFDM Empfänger mit Intersymbolinterferenzunterdrückung Active DE602004011208T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2004228346A JP4421416B2 (ja) 2004-08-04 2004-08-04 Ｏｆｄｍ方式の受信装置
JP2004228346 2004-08-04

Publications (2)

Publication Number Publication Date
DE602004011208D1 true DE602004011208D1 (de) 2008-02-21
DE602004011208T2 DE602004011208T2 (de) 2009-01-02

Family

ID=34979379

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602004011208T Active DE602004011208T2 (de) 2004-08-04 2004-11-23 OFDM Empfänger mit Intersymbolinterferenzunterdrückung

Country Status (6)

Country Link
US (1) US7526042B2 (de)
EP (1) EP1624633B1 (de)
JP (1) JP4421416B2 (de)
KR (1) KR100610706B1 (de)
CN (1) CN100518162C (de)
DE (1) DE602004011208T2 (de)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070029152A1 (en) * 2004-01-14 2007-02-08 Joki Mark A Four wheel drive system
WO2005106276A2 (en) * 2004-04-21 2005-11-10 Timken Us Corporation Secondary driven axle control
US7779978B2 (en) * 2004-11-05 2010-08-24 Koyo Bearings Usa Llc Selectable mode clutch
JP5072199B2 (ja) * 2005-06-23 2012-11-14 株式会社東芝 デジタル変調信号受信装置及びその受信方法
US20070023248A1 (en) * 2005-08-01 2007-02-01 Timken Us Corporation Clutch assembly
JP4722931B2 (ja) * 2005-08-26 2011-07-13 シャープ株式会社 通信制御装置、通信端末装置、無線通信システムおよび送信方法
EP1933488A1 (de) * 2005-09-16 2008-06-18 Sumitomo Electric Industries, Ltd. Empfänger, sendeverfahren und sendesystem
CN101341677B (zh) * 2005-10-21 2012-01-11 松下电器产业株式会社 载波间干涉去除装置及使用其的接收装置
JP2007336312A (ja) * 2006-06-16 2007-12-27 Nec Electronics Corp 無線受信装置、信号処理方法及びプログラム
US8379776B2 (en) * 2006-06-26 2013-02-19 Kyocera Corporation OFDM communication device and guard interval length decision method
KR100752670B1 (ko) * 2006-08-25 2007-08-29 삼성전자주식회사 순방향 에러 정정 디코더의 출력을 이용하여 심볼 값을추정하는 ｏｆｄｍ 시스템, 심볼 추정 장치 및 캐리어사이의 간섭 제거 방법
US7830994B2 (en) * 2006-10-18 2010-11-09 Analog Devices, Inc. Channel estimation system and method
US7787358B2 (en) * 2006-12-19 2010-08-31 Telefonaktiebolaget Lm Ericsson (Publ) Uplink inter-carrier interference cancellation of OFDMA systems
US20080144749A1 (en) * 2006-12-19 2008-06-19 Leif Wilhelmsson Inter-Carrier Interference Cancellation for OFDMA Systems
US20090207925A1 (en) * 2008-02-15 2009-08-20 Mediatek Inc. Wireless communication system, OFDM communication apparatus and method thereof
JP2010016785A (ja) 2008-06-03 2010-01-21 Nippon Telegr & Teleph Corp <Ntt> 受信装置及び受信方法
US7664190B1 (en) * 2008-08-04 2010-02-16 Mediatek Inc. Multi-carrier receiver with dynamic power adjustment and method for dynamically adjusting the power consumption of a multi-carrier receiver
KR20100070751A (ko) 2008-12-18 2010-06-28 한국전자통신연구원 무선 통신 시스템의 채널 추정 방법 및 그 장치
EP2211512B1 (de) 2009-01-23 2017-12-27 Telefonaktiebolaget LM Ericsson (publ) Verfahren und anordnung zum ausgleich von einer verzögerungsverteilung
US8331510B2 (en) * 2009-04-06 2012-12-11 Telefonaktiebolaget L M Ericsson (Publ) Receiver and method for two-stage equalization with sequential search
DE102009017552B3 (de) * 2009-04-17 2010-09-30 Sew-Eurodrive Gmbh & Co. Kg Vorrichtung und Verfahren zur berührungslosen Übertragung elektrischer Leistung und Information
EP2244432A1 (de) * 2009-04-24 2010-10-27 Vodafone Holding GmbH Kompensation von Trägerfrequenzoffsets in OFDM Systemen
CN102223337B (zh) * 2010-04-16 2014-04-16 华为技术有限公司 基准对消信号生成方法和装置
JP2013530616A (ja) 2010-05-12 2013-07-25 ユニバーシティ オブ プレトリア 信号の変調方式
JP2012204941A (ja) * 2011-03-24 2012-10-22 Toshiba Corp 受信装置および受信方法
JP5892599B2 (ja) * 2012-04-16 2016-03-23 国立大学法人東京工業大学 Ｏｆｄｍ（直交周波数分割多重）復調器およびｏｆｄｍ伝送システムならびにｏｆｄｍ復調方法
KR101371760B1 (ko) 2012-12-21 2014-03-07 현대자동차(주) 쇼크업소버장치

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE60029687T2 (de) * 1999-06-22 2007-10-18 Matsushita Electric Industrial Co., Ltd., Kadoma Symboltaktsynchronisierung in Mehrträgerempfängern
JP2003218826A (ja) 2002-01-23 2003-07-31 Rikogaku Shinkokai 直交周波数分割多重信号の受信方式及び受信機
US7139340B2 (en) * 2002-06-28 2006-11-21 Hitachi, Ltd. Robust OFDM carrier recovery methods and apparatus
JP4298320B2 (ja) * 2002-11-08 2009-07-15 富士通株式会社 Ｏｆｄｍ伝送方式における受信装置
JP4121407B2 (ja) * 2003-03-20 2008-07-23 富士通株式会社 Ｏｆｄｍシンボルを復調する受信機

Also Published As

Publication number Publication date
US7526042B2 (en) 2009-04-28
KR100610706B1 (ko) 2006-08-09
EP1624633A2 (de) 2006-02-08
DE602004011208T2 (de) 2009-01-02
EP1624633B1 (de) 2008-01-09
KR20060013326A (ko) 2006-02-09
US20060029143A1 (en) 2006-02-09
CN100518162C (zh) 2009-07-22
CN1731778A (zh) 2006-02-08
EP1624633A3 (de) 2006-10-04
JP4421416B2 (ja) 2010-02-24
JP2006050253A (ja) 2006-02-16

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Legal Events

Date Code Title Description
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