KR101394833B1 - 다중 캐리어 수신기에서 사용하기 위한 자가 적응형 주파수 인터폴라 - Google Patents

다중 캐리어 수신기에서 사용하기 위한 자가 적응형 주파수 인터폴라 Download PDF

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Publication number
KR101394833B1
KR101394833B1 KR1020107006447A KR20107006447A KR101394833B1 KR 101394833 B1 KR101394833 B1 KR 101394833B1 KR 1020107006447 A KR1020107006447 A KR 1020107006447A KR 20107006447 A KR20107006447 A KR 20107006447A KR 101394833 B1 KR101394833 B1 KR 101394833B1
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South Korea
Prior art keywords
signal
multipath delay
frequency
function
frequency interpolator
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KR1020107006447A
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English (en)
Korean (ko)
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KR20100058595A (ko
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펭 리우
리 조우
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톰슨 라이센싱
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    • 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
    • H04L25/0224—Channel estimation using sounding signals
    • H04L25/0228—Channel estimation using sounding signals with direct estimation from sounding signals
    • H04L25/023—Channel estimation using sounding signals with direct estimation from sounding signals with extension to other symbols
    • H04L25/0232—Channel estimation using sounding signals with direct estimation from sounding signals with extension to other symbols by interpolation between sounding signals
    • 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
    • H04L25/0204—Channel estimation of multiple channels
    • 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
    • H04L25/0216—Channel estimation of impulse response with estimation of channel length
    • 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

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Circuits Of Receivers In General (AREA)
  • Noise Elimination (AREA)
KR1020107006447A 2007-09-25 2008-09-19 다중 캐리어 수신기에서 사용하기 위한 자가 적응형 주파수 인터폴라 Expired - Fee Related KR101394833B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP07301390.6 2007-09-25
EP07301390A EP2043314A1 (en) 2007-09-25 2007-09-25 A self-adaptive frequency interpolator for use in a multi-carrier receiver
PCT/IB2008/002448 WO2009040623A2 (en) 2007-09-25 2008-09-19 A self-adaptive frequency interpolar for use in a multi-carrier receiver

Publications (2)

Publication Number Publication Date
KR20100058595A KR20100058595A (ko) 2010-06-03
KR101394833B1 true KR101394833B1 (ko) 2014-05-27

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Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020107006447A Expired - Fee Related KR101394833B1 (ko) 2007-09-25 2008-09-19 다중 캐리어 수신기에서 사용하기 위한 자가 적응형 주파수 인터폴라

Country Status (7)

Country Link
US (1) US8699588B2 (enExample)
EP (2) EP2043314A1 (enExample)
JP (1) JP5337804B2 (enExample)
KR (1) KR101394833B1 (enExample)
CN (1) CN101904142B (enExample)
BR (1) BRPI0816279A2 (enExample)
WO (1) WO2009040623A2 (enExample)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8374285B2 (en) * 2008-05-05 2013-02-12 Texas Instruments Incorporated System and method for time domain interpolation of signals for channel estimation
JP5845212B2 (ja) 2013-06-28 2016-01-20 ファナック株式会社 視覚センサ及び力センサを備えたバリ取り装置
KR101511901B1 (ko) * 2014-01-29 2015-04-13 연세대학교 산학협력단 심볼 디매핑 장치 및 방법
CN104394111A (zh) * 2014-08-13 2015-03-04 深圳市国创新能源研究院 面向lte下行链路的自适应调制方法和装置
RU2756095C1 (ru) * 2018-03-14 2021-09-28 Нтт Докомо, Инк. Пользовательский терминал и способ радиосвязи
CN112019284B (zh) * 2020-08-27 2022-06-17 中电科思仪科技股份有限公司 一种低信噪比下的窄带信号时差计算方法及系统

Citations (4)

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JP2002064464A (ja) 2000-08-21 2002-02-28 Kenwood Corp 直交周波数分割多重信号受信装置及び直交周波数分割多重信号受信方法
EP1221793A2 (en) * 2001-01-05 2002-07-10 British Broadcasting Corporation Channel estimation and data decisions for multicarrier reception
JP2005260331A (ja) 2004-03-09 2005-09-22 Hitachi Kokusai Electric Inc Ｏｆｄｍ受信装置
US20070177685A1 (en) 2006-01-30 2007-08-02 Hidetoshi Kawauchi OFDM demodulator, receiver, and method

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JP2772286B2 (ja) 1996-08-30 1998-07-02 株式会社次世代デジタルテレビジョン放送システム研究所 直交周波数分割多重信号復調装置
JPH10257013A (ja) * 1997-03-14 1998-09-25 Toshiba Corp 受信装置
GB2325129B (en) 1997-05-02 2002-06-19 Lsi Logic Corp Demodulating digital video broadcast signals
GB2355164B (en) * 1999-10-07 2004-06-09 Oak Technology Inc Demodulator circuit
WO2002017529A1 (fr) 2000-08-21 2002-02-28 Kabushiki Kaisha Kenwood Appareil de reception de signaux multiplexes a repartition orthogonale des frequences et procede de reception de signaux multiplexes a repartition orthogonale des frequences
JP3979789B2 (ja) * 2001-01-15 2007-09-19 三洋電機株式会社 デジタル信号受信装置
JP2002290209A (ja) * 2001-03-28 2002-10-04 Nippon Precision Circuits Inc デシメーションフィルタ
GB2388756A (en) * 2002-05-17 2003-11-19 Hewlett Packard Co Calculating an estimate of bit reliability in a OFDM receiver by multiplication of the channel state modulus
US20040218519A1 (en) 2003-05-01 2004-11-04 Rong-Liang Chiou Apparatus and method for estimation of channel state information in OFDM receivers
EP1745623A1 (en) * 2004-05-12 2007-01-24 Thomson Licensing Constellation location dependent step sizes for equalizer error signals
KR100585155B1 (ko) * 2004-08-19 2006-05-30 삼성전자주식회사 변환 도메인의 복소 필터를 이용한 ｄｖｂ-ｔ 수신기의주파수 도메인 채널 평가 방법
KR100604926B1 (ko) * 2005-01-07 2006-07-28 삼성전자주식회사 Ｄｖｂ-ｔ 수신장치 및 ｄｖｂ-ｔ 수신장치의 채널 및ｆｆｔ 윈도우 선택 방법
JP4703253B2 (ja) * 2005-05-06 2011-06-15 パナソニック株式会社 通信端末装置
US7561633B2 (en) * 2005-07-13 2009-07-14 Leanics Corporation System and method for MIMO equalization for DSP transceivers
KR100924187B1 (ko) * 2005-08-23 2009-10-29 미쓰비시덴키 가부시키가이샤 무선 통신 시스템 및 통신 장치
ATE427612T1 (de) * 2005-12-14 2009-04-15 Ericsson Telefon Ab L M Verfahren und vorrichtung zur signalverarbeitung
JP4664234B2 (ja) * 2006-05-24 2011-04-06 富士通セミコンダクター株式会社 Ｏｆｄｍ受信機
US7864885B2 (en) * 2006-11-15 2011-01-04 Samsung Electronics Co., Ltd. Multiple input multiple output (MIMO) transceiver with pooled adaptive digital filtering

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002064464A (ja) 2000-08-21 2002-02-28 Kenwood Corp 直交周波数分割多重信号受信装置及び直交周波数分割多重信号受信方法
EP1221793A2 (en) * 2001-01-05 2002-07-10 British Broadcasting Corporation Channel estimation and data decisions for multicarrier reception
JP2005260331A (ja) 2004-03-09 2005-09-22 Hitachi Kokusai Electric Inc Ｏｆｄｍ受信装置
US20070177685A1 (en) 2006-01-30 2007-08-02 Hidetoshi Kawauchi OFDM demodulator, receiver, and method

Also Published As

Publication number Publication date
US20110129035A1 (en) 2011-06-02
EP2043314A1 (en) 2009-04-01
KR20100058595A (ko) 2010-06-03
JP2010541362A (ja) 2010-12-24
CN101904142B (zh) 2014-05-07
WO2009040623A2 (en) 2009-04-02
BRPI0816279A2 (pt) 2019-09-10
EP2193639B1 (en) 2015-03-04
JP5337804B2 (ja) 2013-11-06
US8699588B2 (en) 2014-04-15
WO2009040623A3 (en) 2009-05-22
CN101904142A (zh) 2010-12-01
EP2193639A2 (en) 2010-06-09

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