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WO2008152692A1 - 周波数分割多重伝送装置 - Google Patents

周波数分割多重伝送装置 Download PDF

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Publication number
WO2008152692A1
WO2008152692A1 PCT/JP2007/061781 JP2007061781W WO2008152692A1 WO 2008152692 A1 WO2008152692 A1 WO 2008152692A1 JP 2007061781 W JP2007061781 W JP 2007061781W WO 2008152692 A1 WO2008152692 A1 WO 2008152692A1
Authority
WO
WIPO (PCT)
Prior art keywords
frequency
transmission
transmission device
frequency division
division multiplex
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/JP2007/061781
Other languages
English (en)
French (fr)
Inventor
Akira Utakouji
Kenichiro Koyanagi
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
Priority to PCT/JP2007/061781 priority Critical patent/WO2008152692A1/ja
Priority to EP07745068.2A priority patent/EP2166682A4/en
Priority to JP2009519087A priority patent/JP4868065B2/ja
Publication of WO2008152692A1 publication Critical patent/WO2008152692A1/ja
Priority to US12/632,889 priority patent/US8369236B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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—Allocation of payload; Allocation of data channels, e.g. PDSCH or PUSCH
    • H04L5/0046—Determination of the number of bits transmitted on different sub-channels
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0002—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate
    • H04L1/0003—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate by switching between different modulation schemes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0015—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the adaptation strategy
    • 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
    • H04L5/0058—Allocation criteria
    • H04L5/006—Quality of the received signal, e.g. BER, SNR, water filling

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Quality & Reliability (AREA)
  • Transmitters (AREA)

Abstract

【課題】 　本発明の課題は、周波数分割多重伝送装置において、送信を行う場合に、アンテナの周波数利得偏差の影響を小さくすることである。 【解決手段】 　複数のサブキャリアを備えた周波数多重信号を送受信する周波数多重伝送装置は、送信部、受信部および制御部を備える。送信部は周波数多重信号を複数の変調方式で送信可能な構成を備える。受信部は該周波数多重信号に対する信号状態を対向局から受信可能な構成を備える。制御部は受信した該信号状態と該送信部内のアンテナの周波数特性を基に、該各サブキャリアに対する信号状態を求め、求めた結果に基づいて送信制御を行う。
PCT/JP2007/061781 2007-06-12 2007-06-12 周波数分割多重伝送装置 Ceased WO2008152692A1 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
PCT/JP2007/061781 WO2008152692A1 (ja) 2007-06-12 2007-06-12 周波数分割多重伝送装置
EP07745068.2A EP2166682A4 (en) 2007-06-12 2007-06-12 FREQUENCY MULTIPLEX TRANSMISSION ARRANGEMENT
JP2009519087A JP4868065B2 (ja) 2007-06-12 2007-06-12 周波数分割多重伝送装置
US12/632,889 US8369236B2 (en) 2007-06-12 2009-12-08 Frequency division multiplex transmission device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2007/061781 WO2008152692A1 (ja) 2007-06-12 2007-06-12 周波数分割多重伝送装置

Related Child Applications (1)

Application Number Title Priority Date Filing Date
US12/632,889 Continuation US8369236B2 (en) 2007-06-12 2009-12-08 Frequency division multiplex transmission device

Publications (1)

Publication Number Publication Date
WO2008152692A1 true WO2008152692A1 (ja) 2008-12-18

Family

ID=40129310

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2007/061781 Ceased WO2008152692A1 (ja) 2007-06-12 2007-06-12 周波数分割多重伝送装置

Country Status (4)

Country Link
US (1) US8369236B2 (ja)
EP (1) EP2166682A4 (ja)
JP (1) JP4868065B2 (ja)
WO (1) WO2008152692A1 (ja)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8594238B2 (en) * 2009-12-15 2013-11-26 Electronics And Telecommunications Research Institute Apparatus and method for estimating channel in channel domain

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11330834A (ja) * 1998-05-19 1999-11-30 Mitsubishi Electric Corp アンテナ装置
JP2001352221A (ja) * 2000-06-07 2001-12-21 Sharp Corp 可変利得制御装置
JP2002237795A (ja) 2001-02-08 2002-08-23 Matsushita Electric Ind Co Ltd 無線通信装置および無線通信方法
JP2003069527A (ja) * 2001-08-24 2003-03-07 Toshiba Corp Ｏｆｄｍ送信機およびｏｆｄｍ受信機
WO2003041300A1 (en) 2001-11-06 2003-05-15 Qualcomm Incorporated Multiple-access multiple-input multiple-output (mimo) communication system
JP2004193896A (ja) * 2002-12-10 2004-07-08 Sanyo Electric Co Ltd Ｃｄｍａ方式携帯電話機
JP2006094150A (ja) * 2004-09-24 2006-04-06 Sanyo Electric Co Ltd アンテナ制御装置、アンテナ制御方法およびデジタル受信装置
WO2006059566A1 (ja) * 2004-11-30 2006-06-08 Matsushita Electric Industrial Co., Ltd. 送信制御フレーム生成装置、送信制御フレーム処理装置、送信制御フレーム生成方法および送信制御フレーム処理方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3972224B2 (ja) * 1998-02-10 2007-09-05 ソニー株式会社 Ｉｃカード、ｉｃカード処理装置及びｉｃカードシステム
JP3538098B2 (ja) 1999-07-23 2004-06-14 日本電信電話株式会社 Ｏｆｄｍ変復調回路
US7903538B2 (en) * 2003-08-06 2011-03-08 Intel Corporation Technique to select transmission parameters
US7394858B2 (en) * 2003-08-08 2008-07-01 Intel Corporation Systems and methods for adaptive bit loading in a multiple antenna orthogonal frequency division multiplexed communication system
BRPI0413694B1 (pt) * 2003-08-20 2018-06-05 Panasonic Corporation Aparelho de comunicação sem-fio e método de alocação de subtransportador
BRPI0515461A (pt) * 2004-09-17 2008-07-22 Matsushita Electric Industrial Co Ltd dispositivo de geração de quadro de controle de transmissão e dispositivo de controle de transmissão
JP4468160B2 (ja) 2004-12-27 2010-05-26 Ｋｄｄｉ株式会社 サブキャリア適応制御方法及びその装置、無線装置
US7965649B2 (en) * 2005-11-04 2011-06-21 Samsung Electronics Co., Ltd. Apparatus and method for feedback of subcarrier quality estimation in an OFDM/OFDMA system

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11330834A (ja) * 1998-05-19 1999-11-30 Mitsubishi Electric Corp アンテナ装置
JP2001352221A (ja) * 2000-06-07 2001-12-21 Sharp Corp 可変利得制御装置
JP2002237795A (ja) 2001-02-08 2002-08-23 Matsushita Electric Ind Co Ltd 無線通信装置および無線通信方法
JP2003069527A (ja) * 2001-08-24 2003-03-07 Toshiba Corp Ｏｆｄｍ送信機およびｏｆｄｍ受信機
WO2003041300A1 (en) 2001-11-06 2003-05-15 Qualcomm Incorporated Multiple-access multiple-input multiple-output (mimo) communication system
JP2004193896A (ja) * 2002-12-10 2004-07-08 Sanyo Electric Co Ltd Ｃｄｍａ方式携帯電話機
JP2006094150A (ja) * 2004-09-24 2006-04-06 Sanyo Electric Co Ltd アンテナ制御装置、アンテナ制御方法およびデジタル受信装置
WO2006059566A1 (ja) * 2004-11-30 2006-06-08 Matsushita Electric Industrial Co., Ltd. 送信制御フレーム生成装置、送信制御フレーム処理装置、送信制御フレーム生成方法および送信制御フレーム処理方法

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of EP2166682A4

Also Published As

Publication number Publication date
EP2166682A4 (en) 2014-03-12
EP2166682A1 (en) 2010-03-24
US20100080208A1 (en) 2010-04-01
JPWO2008152692A1 (ja) 2010-08-26
US8369236B2 (en) 2013-02-05
JP4868065B2 (ja) 2012-02-01

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