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WO2008126356A1 - Ｏｆｄｍ受信装置及びｏｆｄｍ受信方法 - Google Patents

Ｏｆｄｍ受信装置及びｏｆｄｍ受信方法 Download PDF

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Publication number
WO2008126356A1
WO2008126356A1 PCT/JP2008/000611 JP2008000611W WO2008126356A1 WO 2008126356 A1 WO2008126356 A1 WO 2008126356A1 JP 2008000611 W JP2008000611 W JP 2008000611W WO 2008126356 A1 WO2008126356 A1 WO 2008126356A1
Authority
WO
WIPO (PCT)
Prior art keywords
signal
disturbance
effective period
ofdm
ofdm receiving
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/JP2008/000611
Other languages
English (en)
French (fr)
Inventor
Tomohiro Kimura
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.)
Panasonic Corp
Original Assignee
Panasonic 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 Panasonic Corp filed Critical Panasonic Corp
Priority to CN2008800108428A priority Critical patent/CN101652946B/zh
Priority to EP08720496.2A priority patent/EP2129023B1/en
Priority to JP2009508885A priority patent/JP5113834B2/ja
Priority to US12/529,783 priority patent/US8897278B2/en
Publication of WO2008126356A1 publication Critical patent/WO2008126356A1/ja
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
    • 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
    • H04L27/2655—Synchronisation arrangements
    • H04L27/2668—Details of algorithms
    • H04L27/2673—Details of algorithms characterised by synchronisation parameters
    • H04L27/2676—Blind, i.e. without using known symbols
    • 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
    • H04L27/2655—Synchronisation arrangements
    • 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
    • H04L27/2655—Synchronisation arrangements
    • H04L27/2689—Link with other circuits, i.e. special connections between synchronisation arrangements and other circuits for achieving synchronisation
    • H04L27/2691—Link with other circuits, i.e. special connections between synchronisation arrangements and other circuits for achieving synchronisation involving interference determination or cancellation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/04—Speed or phase control by synchronisation signals
    • H04L7/041—Speed or phase control by synchronisation signals using special codes as synchronising signal
    • H04L7/042—Detectors therefor, e.g. correlators, state machines

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Noise Elimination (AREA)

Abstract

　ＯＦＤＭ受信装置１は、データに係る信号を伝送する有効期間と前記有効期間で伝送される信号の一部と同じ信号を伝送するガード期間とから構成されるＯＦＤＭ信号を受信する。妨害波除去回路１８は、ＯＦＤＭ信号から狭帯域妨害波に係る狭帯域妨害波成分を除去し、狭帯域妨害波成分を除去した後のＯＦＤＭ信号を妨害波除去信号として出力する。相関検出回路２０は、妨害波除去回路１８から出力される妨害波除去信号と、有効期間遅延回路１９によって有効期間分遅延させられた妨害波除去信号との相関を求める。
PCT/JP2008/000611 2007-03-29 2008-03-17 Ｏｆｄｍ受信装置及びｏｆｄｍ受信方法 Ceased WO2008126356A1 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
CN2008800108428A CN101652946B (zh) 2007-03-29 2008-03-17 正交频分复用接收装置及正交频分复用接收方法
EP08720496.2A EP2129023B1 (en) 2007-03-29 2008-03-17 OFDM receiving devices and OFDM receiving method
JP2009508885A JP5113834B2 (ja) 2007-03-29 2008-03-17 Ｏｆｄｍ受信装置及びｏｆｄｍ受信方法
US12/529,783 US8897278B2 (en) 2007-03-29 2008-03-17 OFDM receiving device and OFDM receiving method

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007087606 2007-03-29
JP2007-087606 2007-03-29

Publications (1)

Publication Number Publication Date
WO2008126356A1 true WO2008126356A1 (ja) 2008-10-23

Family

ID=39863516

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/000611 Ceased WO2008126356A1 (ja) 2007-03-29 2008-03-17 Ｏｆｄｍ受信装置及びｏｆｄｍ受信方法

Country Status (5)

Country Link
US (1) US8897278B2 (ja)
EP (1) EP2129023B1 (ja)
JP (1) JP5113834B2 (ja)
CN (1) CN101652946B (ja)
WO (1) WO2008126356A1 (ja)

Cited By (2)

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WO2012108249A1 (ja) * 2011-02-09 2012-08-16 株式会社メガチップス Ｓｎｒ改善回路、同期情報検出回路、通信装置、ｓｎｒ改善方法、および、同期情報検出方法
EP2326016A3 (en) * 2009-11-18 2013-03-27 MediaTek Inc. Narrow-band interference detector, signal receiver employing narrow-band interference detector and controlling demodulator parameter setting according to narrow-band interference detection result, and related methods therefor

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US8897278B2 (en) * 2007-03-29 2014-11-25 Panasonic Corporation OFDM receiving device and OFDM receiving method
US7782751B1 (en) 2007-08-08 2010-08-24 Marvell International Ltd. Systems and methods for computing a relative path delay between multiple transmission sources
RU2526537C2 (ru) 2010-01-08 2014-08-27 Панасоник Корпорэйшн Устройство передатчика ofdm, способ передачи с ofdm, устройство приемника ofdm и способ приема с ofdm
CN102281044B (zh) * 2010-06-12 2016-07-20 澜起科技（上海）有限公司 能消除窄带干扰的盲自适应滤波装置及其应用
CN101986629B (zh) * 2010-10-25 2013-06-05 华为技术有限公司 估计窄带干扰的方法、装置及接收设备
US8432983B2 (en) * 2010-11-22 2013-04-30 Applied Micro Circuits Corporation Detection and estimation of narrowband interference by matrix multiplication
CN102075463B (zh) * 2010-12-01 2013-10-02 福建京奥通信技术有限公司 一种基于互相关和lms的干扰迭代消除系统及其方法
JP5348165B2 (ja) * 2011-03-25 2013-11-20 株式会社デンソー 同期検波方法及び装置
US9106497B2 (en) * 2012-08-28 2015-08-11 Intel Corporation Apparatus and method for improving OFDM receiver performance in the presence of narrowband interferers
CN103346845B (zh) * 2013-05-27 2015-11-18 东南大学 基于快速傅里叶变换的盲频谱感知方法及装置
US9438283B2 (en) * 2014-05-23 2016-09-06 Intel Corporation Baseband time domain cancellation of data bus interference
JP6325942B2 (ja) * 2014-08-07 2018-05-16 株式会社東芝 無線通信装置および集積回路
EP3145145A1 (en) * 2015-09-15 2017-03-22 Nxp B.V. Receiver controller
US9780815B2 (en) * 2016-01-11 2017-10-03 Nxp B.V. Multi-tones narrow band RF noise elimination through adaptive algorithm
CN111106923B (zh) * 2017-02-05 2021-11-19 广东百德朗科技有限公司 窄带无线通信终端中的同步装置
US10218549B1 (en) 2018-01-24 2019-02-26 National Instruments Corporation Wireless radio receiver that performs adaptive phase tracking
US10218548B1 (en) * 2018-01-24 2019-02-26 National Instruments Corporation Wireless radio receiver that performs adaptive phase tracking
TWI768292B (zh) 2020-02-24 2022-06-21 瑞昱半導體股份有限公司 可偵測射頻干擾的接收器
US20240305325A1 (en) * 2023-03-09 2024-09-12 Skyworks Solutions, Inc. Tone tracking and cancellation for radio receivers

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JP2000332727A (ja) * 1999-05-21 2000-11-30 Toshiba Corp Ｏｆｄｍ受信装置
JP2002290371A (ja) 2001-03-28 2002-10-04 Toshiba Corp 直交周波数分割多重伝送信号受信装置
JP2003051802A (ja) * 2001-08-06 2003-02-21 Nippon Hoso Kyokai <Nhk> デジタル受信方式
JP2004179816A (ja) * 2002-11-26 2004-06-24 Fujitsu Ltd Ｏｆｄｍ受信装置
JP2006174218A (ja) * 2004-12-17 2006-06-29 Matsushita Electric Ind Co Ltd Ｏｆｄｍ受信装置およびｏｆｄｍ受信方法

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US6426983B1 (en) * 1998-09-14 2002-07-30 Terayon Communication Systems, Inc. Method and apparatus of using a bank of filters for excision of narrow band interference signal from CDMA signal
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JP2002290371A (ja) 2001-03-28 2002-10-04 Toshiba Corp 直交周波数分割多重伝送信号受信装置
JP2003051802A (ja) * 2001-08-06 2003-02-21 Nippon Hoso Kyokai <Nhk> デジタル受信方式
JP2004179816A (ja) * 2002-11-26 2004-06-24 Fujitsu Ltd Ｏｆｄｍ受信装置
JP2006174218A (ja) * 2004-12-17 2006-06-29 Matsushita Electric Ind Co Ltd Ｏｆｄｍ受信装置およびｏｆｄｍ受信方法

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See also references of EP2129023A4 *

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2326016A3 (en) * 2009-11-18 2013-03-27 MediaTek Inc. Narrow-band interference detector, signal receiver employing narrow-band interference detector and controlling demodulator parameter setting according to narrow-band interference detection result, and related methods therefor
WO2012108249A1 (ja) * 2011-02-09 2012-08-16 株式会社メガチップス Ｓｎｒ改善回路、同期情報検出回路、通信装置、ｓｎｒ改善方法、および、同期情報検出方法
JP2012165320A (ja) * 2011-02-09 2012-08-30 Mega Chips Corp Ｓｎｒ改善回路、同期情報検出回路、通信装置、ｓｎｒ改善方法、および、同期情報検出方法
US9178686B2 (en) 2011-02-09 2015-11-03 Megachips Corporation Snr improvement circuit, synchronization information detection circuit, communication device, snr improvement method, and synchronization information detection method

Also Published As

Publication number Publication date
JP5113834B2 (ja) 2013-01-09
EP2129023A4 (en) 2012-10-10
US8897278B2 (en) 2014-11-25
EP2129023B1 (en) 2014-04-30
JPWO2008126356A1 (ja) 2010-07-22
CN101652946A (zh) 2010-02-17
EP2129023A1 (en) 2009-12-02
US20100118849A1 (en) 2010-05-13
CN101652946B (zh) 2013-03-06

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