HK1093821A1 - Reducing of inter symbol interference larger than a guard interval in ofdm - Google Patents

Reducing of inter symbol interference larger than a guard interval in ofdm

Info

Publication number
HK1093821A1
HK1093821A1 HK06112501.1A HK06112501A HK1093821A1 HK 1093821 A1 HK1093821 A1 HK 1093821A1 HK 06112501 A HK06112501 A HK 06112501A HK 1093821 A1 HK1093821 A1 HK 1093821A1
Authority
HK
Hong Kong
Prior art keywords
ofdm
reducing
guard interval
symbol interference
inter symbol
Prior art date
Application number
HK06112501.1A
Other languages
English (en)
Inventor
Kengo Oketani
Original Assignee
Nec Corp
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 Nec Corp filed Critical Nec Corp
Publication of HK1093821A1 publication Critical patent/HK1093821A1/xx

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
    • H04L25/03159—Arrangements for removing intersymbol interference operating in the frequency domain
    • 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
    • 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
    • H04L27/2602—Signal structure
    • H04L27/2605—Symbol extensions, e.g. Zero Tail, Unique Word [UW]
    • H04L27/2607—Cyclic extensions
    • 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
HK06112501.1A 2005-04-28 2006-11-14 Reducing of inter symbol interference larger than a guard interval in ofdm HK1093821A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2005131575A JP4557160B2 (ja) 2005-04-28 2005-04-28 無線通信システム、無線通信装置、受信装置、および無線通信方法

Publications (1)

Publication Number Publication Date
HK1093821A1 true HK1093821A1 (en) 2007-03-09

Family

ID=36754557

Family Applications (1)

Application Number Title Priority Date Filing Date
HK06112501.1A HK1093821A1 (en) 2005-04-28 2006-11-14 Reducing of inter symbol interference larger than a guard interval in ofdm

Country Status (6)

Country Link
US (1) US20060245510A1 (de)
EP (1) EP1718023B1 (de)
JP (1) JP4557160B2 (de)
KR (1) KR100818565B1 (de)
CN (1) CN1855788A (de)
HK (1) HK1093821A1 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101084139B1 (ko) 2005-06-15 2011-11-17 엘지전자 주식회사 ＤＦＴ ｓｐｒｅａｄ ＯＦＤＭＡ 시스템의 파일럿 전송방법
KR100924187B1 (ko) 2005-08-23 2009-10-29 미쓰비시덴키 가부시키가이샤 무선 통신 시스템 및 통신 장치
EP1895725A3 (de) * 2006-08-28 2011-06-29 Samsung Electronics Co., Ltd. Empfangsgerät und -verfahren in einem drahtlosen Breitbandzugangssystem
TWI399062B (zh) * 2008-09-05 2013-06-11 Ite Tech Inc 干擾估測裝置、決定保護區間與位元負載的方法及其裝置
US8953464B2 (en) * 2010-05-10 2015-02-10 Qualcomm Incorporated Systems, methods, and computer program products for compensating for interference in sector transmissions
CN112398548A (zh) * 2020-11-17 2021-02-23 上海旷通科技有限公司 发射信号检测信息处理方法、装置、存储介质及通信终端

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3112659B2 (ja) * 1997-05-30 2000-11-27 株式会社次世代デジタルテレビジョン放送システム研究所 周波数ダイバーシティ方式ならびにその送信装置、受信装置
JP2916445B2 (ja) * 1997-09-03 1999-07-05 株式会社次世代デジタルテレビジョン放送システム研究所 多周波数網方式ならびにその送信装置、中継装置
US6473467B1 (en) * 2000-03-22 2002-10-29 Qualcomm Incorporated Method and apparatus for measuring reporting channel state information in a high efficiency, high performance communications system
JP4063030B2 (ja) * 2001-09-27 2008-03-19 株式会社豊田中央研究所 マルチキャリア復調方法及びマルチキャリア復調装置
WO2003039088A1 (de) 2001-10-31 2003-05-08 Fliege J Norbert Frequenzentzerrung für mehrtonübertragungssystem
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
JP4055587B2 (ja) * 2003-01-27 2008-03-05 株式会社豊田中央研究所 Ｏｆｄｍ復調方法及びｏｆｄｍ復調装置
JP4134742B2 (ja) * 2003-01-31 2008-08-20 株式会社豊田中央研究所 マルチキャリアダイバーシチ復調方法及びマルチキャリアダイバーシチ復調装置
JP2005057673A (ja) * 2003-08-07 2005-03-03 Mitsubishi Electric Corp マルチキャリア受信装置
JP4291673B2 (ja) * 2003-11-11 2009-07-08 株式会社エヌ・ティ・ティ・ドコモ Ｏｆｄｍ受信機
JP4440303B2 (ja) * 2005-03-02 2010-03-24 三菱電機株式会社 受信装置

Also Published As

Publication number Publication date
JP4557160B2 (ja) 2010-10-06
CN1855788A (zh) 2006-11-01
KR100818565B1 (ko) 2008-04-03
JP2006311234A (ja) 2006-11-09
US20060245510A1 (en) 2006-11-02
EP1718023A3 (de) 2007-07-25
EP1718023B1 (de) 2012-07-25
KR20060113554A (ko) 2006-11-02
EP1718023A2 (de) 2006-11-02

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