WO2009054052A1 - Ofdm通信装置およびofdm通信方法 - Google Patents

Ofdm通信装置およびofdm通信方法 Download PDF

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Publication number
WO2009054052A1
WO2009054052A1 PCT/JP2007/070690 JP2007070690W WO2009054052A1 WO 2009054052 A1 WO2009054052 A1 WO 2009054052A1 JP 2007070690 W JP2007070690 W JP 2007070690W WO 2009054052 A1 WO2009054052 A1 WO 2009054052A1
Authority
WO
WIPO (PCT)
Prior art keywords
ofdm communication
communication device
phase rotation
specified
symbol sequence
Prior art date
Application number
PCT/JP2007/070690
Other languages
English (en)
French (fr)
Inventor
Takashi Dateki
Original Assignee
Fujitsu Limited
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 Limited filed Critical Fujitsu Limited
Priority to JP2009537855A priority Critical patent/JPWO2009054052A1/ja
Priority to PCT/JP2007/070690 priority patent/WO2009054052A1/ja
Publication of WO2009054052A1 publication Critical patent/WO2009054052A1/ja

Links

Classifications

    • 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
    • H04L5/0044—Arrangements for allocating sub-channels of the transmission path allocation of payload
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0667—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of delayed versions of same signal
    • H04B7/0671—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of delayed versions of same signal using different delays between antennas
    • 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
    • H04L27/2626—Arrangements specific to the transmitter only

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Radio Transmission System (AREA)

Abstract

　シンボル系列を構成する複数のシンボルのそれぞれを周波数時間領域における所定時間の所定サブキャリアに割り当てて複数アンテナから送信する送信ダイバーシチ機能を備えたOFDM通信装置であり、シンボル系列の各シンボルに対して、アンテナ毎に、かつ、シンボル毎に異なる位相回転量を付加する位相回転部と、位相回転を施されたシンボル系列の各シンボルをアンテナ毎に周波数時間領域における所定時間の所定サブキャリアに割り当て、複数のアンテナより送信するOFDM送信部を備えている。
PCT/JP2007/070690 2007-10-24 2007-10-24 Ofdm通信装置およびofdm通信方法 WO2009054052A1 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2009537855A JPWO2009054052A1 (ja) 2007-10-24 2007-10-24 Ｏｆｄｍ通信装置およびｏｆｄｍ通信方法
PCT/JP2007/070690 WO2009054052A1 (ja) 2007-10-24 2007-10-24 Ofdm通信装置およびofdm通信方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2007/070690 WO2009054052A1 (ja) 2007-10-24 2007-10-24 Ofdm通信装置およびofdm通信方法

Publications (1)

Publication Number Publication Date
WO2009054052A1 true WO2009054052A1 (ja) 2009-04-30

Family

ID=40579162

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2007/070690 WO2009054052A1 (ja) 2007-10-24 2007-10-24 Ofdm通信装置およびofdm通信方法

Country Status (2)

Country Link
JP (1) JPWO2009054052A1 (ja)
WO (1) WO2009054052A1 (ja)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011151803A (ja) * 2010-01-21 2011-08-04 Mitsubishi Electric Research Laboratories Inc 送信機及び受信機を含むネットワークにおいてシンボルを通信するための方法
JP2012070183A (ja) * 2010-09-22 2012-04-05 Mitsubishi Electric Corp 無線送信装置および無線送信方法
JP5244184B2 (ja) * 2008-08-08 2013-07-24 シャープ株式会社 無線通信システム、送信装置、受信装置
JP2015177224A (ja) * 2014-03-13 2015-10-05 日本電気株式会社 無線中継送信機、無線中継システム、無線中継送信機におけるサブキャリア形成方法、および無線中継送信機に搭載されるサブキャリア形成プログラム
JP2018125865A (ja) * 2018-03-08 2018-08-09 サン パテント トラスト 送信装置および受信装置
JP2020501164A (ja) * 2016-09-20 2020-01-16 ディーヨーク ロケイション テクノロジーズ リミテッド マルチアンテナ送信機の出発角度の識別

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005341055A (ja) * 2004-05-25 2005-12-08 Ntt Docomo Inc 送信機および送信制御方法
WO2006082675A1 (ja) * 2005-02-03 2006-08-10 National University Corporation NARA Institute of Science and Technology 送信装置、送信補助装置、受信装置、受信補助装置及び送受信システム並びに通信方法
WO2007007673A1 (ja) * 2005-07-08 2007-01-18 Nec Corporation 信号生成装置及び方法
WO2007049768A1 (ja) * 2005-10-28 2007-05-03 Sharp Kabushiki Kaisha 送信機、通信システム及び送信方法
JP2007243913A (ja) * 2006-02-07 2007-09-20 Sharp Corp 無線送信機、無線送信方法、無線通信システム、そのプログラムおよびｉｆｆｔ演算回路
WO2007119831A1 (ja) * 2006-04-14 2007-10-25 Sharp Kabushiki Kaisha 送信機、受信機および無線送信方法

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005341055A (ja) * 2004-05-25 2005-12-08 Ntt Docomo Inc 送信機および送信制御方法
WO2006082675A1 (ja) * 2005-02-03 2006-08-10 National University Corporation NARA Institute of Science and Technology 送信装置、送信補助装置、受信装置、受信補助装置及び送受信システム並びに通信方法
WO2007007673A1 (ja) * 2005-07-08 2007-01-18 Nec Corporation 信号生成装置及び方法
WO2007049768A1 (ja) * 2005-10-28 2007-05-03 Sharp Kabushiki Kaisha 送信機、通信システム及び送信方法
JP2007243913A (ja) * 2006-02-07 2007-09-20 Sharp Corp 無線送信機、無線送信方法、無線通信システム、そのプログラムおよびｉｆｆｔ演算回路
WO2007119831A1 (ja) * 2006-04-14 2007-10-25 Sharp Kabushiki Kaisha 送信機、受信機および無線送信方法

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
SHARP: "Performance Comparison between the Conventional CDD and a Sub-carrier Grouping CDD scheme for the common control channel in the E-UTRA Downlink", 3GPP TSG-RAN WG1#47BIS R1-070218, 15 January 2007 (2007-01-15) - 20 January 2007 (2007-01-20), SORRENTO, ITALY, pages 1 - 11, XP050104261 *

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5244184B2 (ja) * 2008-08-08 2013-07-24 シャープ株式会社 無線通信システム、送信装置、受信装置
JP2011151803A (ja) * 2010-01-21 2011-08-04 Mitsubishi Electric Research Laboratories Inc 送信機及び受信機を含むネットワークにおいてシンボルを通信するための方法
JP2012070183A (ja) * 2010-09-22 2012-04-05 Mitsubishi Electric Corp 無線送信装置および無線送信方法
JP2015177224A (ja) * 2014-03-13 2015-10-05 日本電気株式会社 無線中継送信機、無線中継システム、無線中継送信機におけるサブキャリア形成方法、および無線中継送信機に搭載されるサブキャリア形成プログラム
JP2020501164A (ja) * 2016-09-20 2020-01-16 ディーヨーク ロケイション テクノロジーズ リミテッド マルチアンテナ送信機の出発角度の識別
JP7008968B2 (ja) 2016-09-20 2022-01-25 ディーヨーク ロケイション テクノロジーズ リミテッド マルチアンテナ送信機の出発角度の識別
JP2018125865A (ja) * 2018-03-08 2018-08-09 サン パテント トラスト 送信装置および受信装置

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