CN1372743A - 一种用于实施无线电接收机中dc偏移补偿的方法和设备 - Google Patents

一种用于实施无线电接收机中dc偏移补偿的方法和设备 Download PDF

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Publication number
CN1372743A
CN1372743A CN00812387.XA CN00812387A CN1372743A CN 1372743 A CN1372743 A CN 1372743A CN 00812387 A CN00812387 A CN 00812387A CN 1372743 A CN1372743 A CN 1372743A
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CN00812387.XA
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Chinese (zh)
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N·斯滕斯特伦
B·林多夫
N·库伦多夫
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Telefonaktiebolaget LM Ericsson AB
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Telefonaktiebolaget LM Ericsson AB
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Publication of CN1372743A publication Critical patent/CN1372743A/zh
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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
    • H04L25/024—Channel estimation channel estimation algorithms
    • H04L25/0242—Channel estimation channel estimation algorithms using matrix methods
    • 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
    • H04L25/06—Dc level restoring means; Bias distortion correction ; Decision circuits providing symbol by symbol detection
    • H04L25/061—Dc level restoring means; Bias distortion correction ; Decision circuits providing symbol by symbol detection providing hard decisions only; arrangements for tracking or suppressing unwanted low frequency components, e.g. removal of dc offset
    • H04L25/062—Setting decision thresholds using feedforward techniques only
    • 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
CN00812387.XA 1999-07-02 2000-06-21 一种用于实施无线电接收机中dc偏移补偿的方法和设备 Pending CN1372743A (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/347020 1999-07-02
US09/347,020 US6370205B1 (en) 1999-07-02 1999-07-02 Method and apparatus for performing DC-offset compensation in a radio receiver

Publications (1)

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CN1372743A true CN1372743A (zh) 2002-10-02

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CN00812387.XA Pending CN1372743A (zh) 1999-07-02 2000-06-21 一种用于实施无线电接收机中dc偏移补偿的方法和设备

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US (1) US6370205B1 (US06370205-20020409-M00015.png)
EP (1) EP1197049B1 (US06370205-20020409-M00015.png)
JP (1) JP2003503960A (US06370205-20020409-M00015.png)
CN (1) CN1372743A (US06370205-20020409-M00015.png)
AT (1) ATE303031T1 (US06370205-20020409-M00015.png)
AU (1) AU5817900A (US06370205-20020409-M00015.png)
DE (1) DE60022198D1 (US06370205-20020409-M00015.png)
MY (1) MY120478A (US06370205-20020409-M00015.png)
WO (1) WO2001003395A1 (US06370205-20020409-M00015.png)

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Publication number Priority date Publication date Assignee Title
CN1871827B (zh) * 2003-10-20 2010-04-28 联发科技股份有限公司 接收器dc偏差校正改进方法、系统、通信系统及集成电路
CN1714549B (zh) * 2002-11-20 2010-05-26 艾利森电话股份有限公司 使用信道估计进行dc偏移补偿的方法和对应设备
CN104904172A (zh) * 2013-01-03 2015-09-09 华为技术有限公司 估算和去除dc偏移的方法

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KR100984405B1 (ko) * 2002-11-20 2010-09-29 텔레호낙티에볼라게트 엘엠 에릭슨(피유비엘) 통신 채널을 통하여 수신된 통신 신호 내의 dc 오프셋을 결정하는 방법, 통신 채널을 통하여 수신된 통신 신호 내의 dc 오프셋을 보상하는 방법, 통신 채널을 통하여 수신된 통신 신호 내의 dc 오프셋을 결정하는 장치, 및 수신기
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JP2004362065A (ja) * 2003-06-02 2004-12-24 Denso Corp 地図情報検索装置、地図情報検索方法、及び地図情報検索プログラム
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US20090122928A1 (en) * 2007-11-13 2009-05-14 Horizon Semiconductors Ltd. Apparatus and method for frequency estimation in the presence of narrowband gaussian noise
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US7995973B2 (en) * 2008-12-19 2011-08-09 Telefonaktiebolaget Lm Ericsson (Publ) Own transmitter interference tolerant transceiver and receiving methods
US8855580B2 (en) * 2008-06-27 2014-10-07 Telefonaktiebolaget L M Ericsson (Publ) Methods and apparatus for reducing own-transmitter interference in low-IF and zero-IF receivers
US8027651B2 (en) * 2008-12-05 2011-09-27 Motorola Solutions, Inc. Method and apparatus for removing DC offset in a direct conversion receiver
US8090320B2 (en) * 2008-12-19 2012-01-03 Telefonaktiebolaget Lm Ericsson (Publ) Strong signal tolerant OFDM receiver and receiving methods
CN101938283B (zh) * 2009-06-29 2013-09-04 国基电子（上海）有限公司 多载波干扰消除电路及使用其的信号收发系统
US8565351B2 (en) * 2011-04-28 2013-10-22 Mediatek Singapore Pte. Ltd. Channel impulse response (CIR)/DC offset (DCO) joint estimation block and method
US8942316B2 (en) 2013-03-15 2015-01-27 Samsung Electronics Co., Ltd. Wireless communication system with signal processing mechanism and method of operation thereof
GB201907717D0 (en) * 2019-05-31 2019-07-17 Nordic Semiconductor Asa Apparatus and methods for dc-offset estimation

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1714549B (zh) * 2002-11-20 2010-05-26 艾利森电话股份有限公司 使用信道估计进行dc偏移补偿的方法和对应设备
CN1871827B (zh) * 2003-10-20 2010-04-28 联发科技股份有限公司 接收器dc偏差校正改进方法、系统、通信系统及集成电路
CN104904172A (zh) * 2013-01-03 2015-09-09 华为技术有限公司 估算和去除dc偏移的方法

Also Published As

Publication number Publication date
EP1197049A1 (en) 2002-04-17
EP1197049B1 (en) 2005-08-24
DE60022198D1 (de) 2005-09-29
US6370205B1 (en) 2002-04-09
MY120478A (en) 2005-10-31
WO2001003395A1 (en) 2001-01-11
JP2003503960A (ja) 2003-01-28
ATE303031T1 (de) 2005-09-15
AU5817900A (en) 2001-01-22

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