WO2009031649A1 - 受信機及び受信方法 - Google Patents

受信機及び受信方法 Download PDF

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Publication number
WO2009031649A1
WO2009031649A1 PCT/JP2008/066069 JP2008066069W WO2009031649A1 WO 2009031649 A1 WO2009031649 A1 WO 2009031649A1 JP 2008066069 W JP2008066069 W JP 2008066069W WO 2009031649 A1 WO2009031649 A1 WO 2009031649A1
Authority
WO
WIPO (PCT)
Prior art keywords
signal
unit
reception
replica
reception signal
Prior art date
Application number
PCT/JP2008/066069
Other languages
English (en)
French (fr)
Inventor
Kazuyuki Shimezawa
Takashi Yoshimoto
Ryota Yamada
Original Assignee
Sharp Kabushiki Kaisha
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 Sharp Kabushiki Kaisha filed Critical Sharp Kabushiki Kaisha
Priority to CN200880105051A priority Critical patent/CN101796754A/zh
Priority to EP08829389.9A priority patent/EP2204933A4/en
Priority to US12/676,130 priority patent/US20100183100A1/en
Priority to JP2009531296A priority patent/JP5030312B2/ja
Publication of WO2009031649A1 publication Critical patent/WO2009031649A1/ja

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/69—Spread spectrum techniques
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H04B1/7097—Interference-related aspects
    • H04B1/711—Interference-related aspects the interference being multi-path interference
    • H04B1/7115—Constructive combining of multi-path signals, i.e. RAKE receivers
    • 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
    • H04L25/03012—Arrangements for removing intersymbol interference operating in the time domain
    • 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
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/0001—Arrangements for dividing the transmission path
    • H04L5/0014—Three-dimensional division
    • H04L5/0016—Time-frequency-code
    • H04L5/0021—Time-frequency-code in which codes are applied as a frequency-domain sequences, e.g. MC-CDMA
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/69—Spread spectrum techniques
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H04B1/7097—Interference-related aspects
    • H04B1/711—Interference-related aspects the interference being multi-path interference
    • H04B1/7115—Constructive combining of multi-path signals, i.e. RAKE receivers
    • H04B1/7117—Selection, re-selection, allocation or re-allocation of paths to fingers, e.g. timing offset control of allocated fingers
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Power Engineering (AREA)
  • Noise Elimination (AREA)
  • Radio Transmission System (AREA)
  • Circuits Of Receivers In General (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)

Abstract

　受信機は、受信信号からチャネルインパルス応答推定値を求める伝搬路推定部と、送信信号のレプリカであるレプリカ信号を受信信号に基づいて作成するレプリカ信号作成部と、チャネルインパルス応答推定値を分割する時間帯を設定する時間帯設定部と、レプリカ信号作成部が作成したレプリカ信号を用いて、時間帯設定部が設定した各時間帯の受信信号を抽出する受信信号抽出部と、受信信号抽出部が抽出した各時間帯の信号を合成する処理を繰返す合成部と、合成部が合成した信号に対して復調処理を行う復調処理部とを備え、少なくとも１回の繰返し処理で設定する時間帯の数が異なる。
PCT/JP2008/066069 2007-09-05 2008-09-05 受信機及び受信方法 WO2009031649A1 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
CN200880105051A CN101796754A (zh) 2007-09-05 2008-09-05 接收机及接收方法
EP08829389.9A EP2204933A4 (en) 2007-09-05 2008-09-05 RECEIVING DEVICE AND RECEIVING METHOD
US12/676,130 US20100183100A1 (en) 2007-09-05 2008-09-05 Receiver and reception method
JP2009531296A JP5030312B2 (ja) 2007-09-05 2008-09-05 受信機、受信方法および集積回路

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007-230589 2007-09-05
JP2007230589 2007-09-05

Publications (1)

Publication Number Publication Date
WO2009031649A1 true WO2009031649A1 (ja) 2009-03-12

Family

ID=40428961

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/066069 WO2009031649A1 (ja) 2007-09-05 2008-09-05 受信機及び受信方法

Country Status (5)

Country Link
US (1) US20100183100A1 (ja)
EP (1) EP2204933A4 (ja)
JP (1) JP5030312B2 (ja)
CN (1) CN101796754A (ja)
WO (1) WO2009031649A1 (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009133816A1 (ja) * 2008-04-30 2009-11-05 シャープ株式会社 通信システム、受信装置及び通信方法
CN102064863A (zh) * 2009-11-16 2011-05-18 瑞昱半导体股份有限公司 应用于传送***的传送分集方法及多传输路径的传送***

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20140127949A (ko) 2013-04-26 2014-11-05 삼성전자주식회사 필터뱅크기반 다중반송파 통신시스템에서의 데이터 송수신 방법 및 장치
US9800315B2 (en) * 2013-10-10 2017-10-24 Sony Corporation Reception apparatus, reception method, and program

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004221702A (ja) 2003-01-10 2004-08-05 Rikogaku Shinkokai Ｏｆｄｍ（直交周波数分割多重）適応等化受信方式及び受信機
JP2005079911A (ja) * 2003-08-29 2005-03-24 Fujitsu Ltd Ｏｆｄｍ伝送方式における受信装置
JP2005150839A (ja) * 2003-11-11 2005-06-09 Ntt Docomo Inc Ｏｆｄｍ受信機
JP2005198223A (ja) 2004-01-07 2005-07-21 Satoshi Suyama マルチキャリアにおけるパケット伝送用マルチユーザ検出受信機
JP2006325063A (ja) * 2005-05-20 2006-11-30 Fujitsu Ltd Ｏｆｄｍ受信方法及び受信装置
JP2007006067A (ja) * 2005-06-23 2007-01-11 Toshiba Corp デジタル変調信号受信装置及びその受信方法
JP2007013584A (ja) * 2005-06-30 2007-01-18 Nec Corp 等化装置および等化方法
JP2007158721A (ja) * 2005-12-05 2007-06-21 Sharp Corp 受信機およびシンボル区間抽出方法
WO2007136056A1 (ja) * 2006-05-22 2007-11-29 Sharp Kabushiki Kaisha 受信機及び受信方法
JP2008236065A (ja) * 2007-03-16 2008-10-02 Nippon Telegr & Teleph Corp <Ntt> 受信装置、無線送受信システム及び無線受信方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI357728B (en) * 2003-07-14 2012-02-01 Interdigital Tech Corp High performance wireless receiver with cluster mu
JP2009502078A (ja) * 2005-07-20 2009-01-22 エヌエックスピー ビー ヴィ 精密ｏｆｄｍシンボル同期化のための方法及び同期装置並びにｏｆｄｍシンボルの受信のための方法／受信器
AU2007219067A1 (en) * 2006-02-27 2007-08-30 Cohda Wireless Pty Ltd Method and system for communication in a wireless network

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004221702A (ja) 2003-01-10 2004-08-05 Rikogaku Shinkokai Ｏｆｄｍ（直交周波数分割多重）適応等化受信方式及び受信機
JP2005079911A (ja) * 2003-08-29 2005-03-24 Fujitsu Ltd Ｏｆｄｍ伝送方式における受信装置
JP2005150839A (ja) * 2003-11-11 2005-06-09 Ntt Docomo Inc Ｏｆｄｍ受信機
JP2005198223A (ja) 2004-01-07 2005-07-21 Satoshi Suyama マルチキャリアにおけるパケット伝送用マルチユーザ検出受信機
JP2006325063A (ja) * 2005-05-20 2006-11-30 Fujitsu Ltd Ｏｆｄｍ受信方法及び受信装置
JP2007006067A (ja) * 2005-06-23 2007-01-11 Toshiba Corp デジタル変調信号受信装置及びその受信方法
JP2007013584A (ja) * 2005-06-30 2007-01-18 Nec Corp 等化装置および等化方法
JP2007158721A (ja) * 2005-12-05 2007-06-21 Sharp Corp 受信機およびシンボル区間抽出方法
WO2007136056A1 (ja) * 2006-05-22 2007-11-29 Sharp Kabushiki Kaisha 受信機及び受信方法
JP2008236065A (ja) * 2007-03-16 2008-10-02 Nippon Telegr & Teleph Corp <Ntt> 受信装置、無線送受信システム及び無線受信方法

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
See also references of EP2204933A4
Y ZHOU; J. WANG; M. SAWAHASHI: "Downlink Transmission of Broadband OFCDM Systems-Part I: Hybrid Detection", IEEE TRANSACTION ON COMMUNICATION, vol. 53, no. 4, April 2005 (2005-04-01), pages 718 - 729

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009133816A1 (ja) * 2008-04-30 2009-11-05 シャープ株式会社 通信システム、受信装置及び通信方法
US8446972B2 (en) 2008-04-30 2013-05-21 Sharp Kabushiki Kaisha Communication system, reception device, and communication method
CN102064863A (zh) * 2009-11-16 2011-05-18 瑞昱半导体股份有限公司 应用于传送***的传送分集方法及多传输路径的传送***

Also Published As

Publication number Publication date
EP2204933A1 (en) 2010-07-07
JPWO2009031649A1 (ja) 2010-12-16
US20100183100A1 (en) 2010-07-22
EP2204933A4 (en) 2013-12-18
CN101796754A (zh) 2010-08-04
JP5030312B2 (ja) 2012-09-19

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