WO2009020148A1 - 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
WO2009020148A1
WO2009020148A1 PCT/JP2008/064106 JP2008064106W WO2009020148A1 WO 2009020148 A1 WO2009020148 A1 WO 2009020148A1 JP 2008064106 W JP2008064106 W JP 2008064106W WO 2009020148 A1 WO2009020148 A1 WO 2009020148A1
Authority
WO
WIPO (PCT)
Prior art keywords
signal
unit
replica
time
time band
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.)
Ceased
Application number
PCT/JP2008/064106
Other languages
English (en)
French (fr)
Inventor
Takashi Yoshimoto
Ryota Yamada
Kazuyuki Shimezawa
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.)
Sharp Corp
Original Assignee
Sharp 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 Sharp Corp filed Critical Sharp Corp
Priority to EP08826933A priority Critical patent/EP2178233A1/en
Priority to CN200880101648A priority patent/CN101816139A/zh
Priority to US12/672,175 priority patent/US20110206031A1/en
Priority to JP2009526474A priority patent/JP4968968B2/ja
Publication of WO2009020148A1 publication Critical patent/WO2009020148A1/ja
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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
    • H04B1/59—Responders; Transponders
    • 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
    • H04L25/03171—Arrangements involving maximum a posteriori probability [MAP] detection
    • 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
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Probability & Statistics with Applications (AREA)
  • Power Engineering (AREA)
  • Noise Elimination (AREA)
  • Circuits Of Receivers In General (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)

Abstract

　受信機は、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、受信信号の一部の信号区間が、抽出する複数の時間帯に含まれるように、抽出する複数の時間帯を設定する時間帯設定部と、レプリカ信号と時間帯設定部で設定した時間帯とに基づいて受信信号の所定の時間帯の信号を抽出する信号抽出部と、信号抽出部が抽出した各時間帯の信号を合成する合成部と、合成部が合成した信号に対して復号を行う復号処理部とを備える。
PCT/JP2008/064106 2007-08-06 2008-08-06 受信機及び受信方法 Ceased WO2009020148A1 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
EP08826933A EP2178233A1 (en) 2007-08-06 2008-08-06 Receiver and reception method
CN200880101648A CN101816139A (zh) 2007-08-06 2008-08-06 接收机及接收方法
US12/672,175 US20110206031A1 (en) 2007-08-06 2008-08-06 Receiver and receiving method
JP2009526474A JP4968968B2 (ja) 2007-08-06 2008-08-06 受信機及び受信方法

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007-204544 2007-08-06
JP2007204544 2007-08-06

Publications (1)

Publication Number Publication Date
WO2009020148A1 true WO2009020148A1 (ja) 2009-02-12

Family

ID=40341380

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/064106 Ceased WO2009020148A1 (ja) 2007-08-06 2008-08-06 受信機及び受信方法

Country Status (5)

Country Link
US (1) US20110206031A1 (ja)
EP (1) EP2178233A1 (ja)
JP (1) JP4968968B2 (ja)
CN (1) CN101816139A (ja)
WO (1) WO2009020148A1 (ja)

Cited By (1)

* 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

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014049822A (ja) * 2012-08-29 2014-03-17 Tokyo Institute Of Technology 受信装置、受信方法及びプログラム
US9291717B2 (en) * 2013-05-09 2016-03-22 Samsung Electronics Co., Ltd. Method and apparatus for efficiently combining satellite navigation signals
CN107404451B (zh) * 2016-05-18 2020-05-29 上海复旦微电子集团股份有限公司 一种bpsk解调方法及装置、接收机
US10498558B1 (en) * 2018-05-11 2019-12-03 Mitsubishi Electric Research Laboratories, Inc. Symbol detection in shared wireless channel

Citations (8)

* 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
JP2007088719A (ja) * 2005-09-21 2007-04-05 Sharp Corp Ｏｆｄｍ受信装置
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
WO2007088752A1 (ja) * 2006-02-01 2007-08-09 Sharp Kabushiki Kaisha 信号分離装置、通信装置および信号分離方法
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 (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2197341C (en) * 1995-06-13 2007-03-27 Mamoru Sawahashi Acquisition method and system of spreading code
JP3808311B2 (ja) * 2000-12-28 2006-08-09 株式会社エヌ・ティ・ティ・ドコモ 受信方法及び受信機
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
JP4936680B2 (ja) * 2005-05-20 2012-05-23 富士通株式会社 Ｏｆｄｍ受信方法及び受信装置

Patent Citations (8)

* 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
JP2007088719A (ja) * 2005-09-21 2007-04-05 Sharp Corp Ｏｆｄｍ受信装置
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
WO2007088752A1 (ja) * 2006-02-01 2007-08-09 Sharp Kabushiki Kaisha 信号分離装置、通信装置および信号分離方法
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 (3)

* Cited by examiner, † Cited by third party
Title
K. ISHIHARA; K. TAKEDA; F. ADACHI: "Proc. IEEE", VTC2006-SPRING, article "Frequency-domain Soft Interference cancellation for Multicode CDMA Transmissions"
ZHOU, Y; WANG, J.; SAWAHASHI, M.: "Downlink Transmission of Broadband OFCDM Systems-Part I: Hybrid Detection", IEEE TRANSACTIONS ON COMMUNICATION, vol. 53, no. 4, pages 718 - 729
ZHOU, Y; WANG, J.; SAWAHASHI, M.: "Downlink Transmission of Broadband OFCDM Systems-Part III: Turbo-Coded", IEEE JOURNAL ON SELECTED AREAS IN COMMUNICATIONS, vol. 24, no. 1, pages 132 - 140

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
US8446972B2 (en) 2008-04-30 2013-05-21 Sharp Kabushiki Kaisha Communication system, reception device, and communication method

Also Published As

Publication number Publication date
JP4968968B2 (ja) 2012-07-04
US20110206031A1 (en) 2011-08-25
EP2178233A1 (en) 2010-04-21
JPWO2009020148A1 (ja) 2010-11-04
CN101816139A (zh) 2010-08-25

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