CN1193534C - 估计信号中残留噪声的方法以及采用这种方法的设备 - Google Patents

估计信号中残留噪声的方法以及采用这种方法的设备 Download PDF

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Publication number
CN1193534C
CN1193534C CNB008158827A CN00815882A CN1193534C CN 1193534 C CN1193534 C CN 1193534C CN B008158827 A CNB008158827 A CN B008158827A CN 00815882 A CN00815882 A CN 00815882A CN 1193534 C CN1193534 C CN 1193534C
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China
Prior art keywords
received signal
noise
signal
link quality
measure
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Expired - Fee Related
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CNB008158827A
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English (en)
Chinese (zh)
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CN1391745A (zh
Inventor
A·库拉
B·林多夫
N·斯藤斯特伦
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Telefonaktiebolaget LM Ericsson AB
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Telefonaktiebolaget LM Ericsson AB
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Publication of CN1391745A publication Critical patent/CN1391745A/zh
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    • 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
    • H04L1/20—Arrangements for detecting or preventing errors in the information received using signal quality detector
    • 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
    • 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
    • H04L1/0009—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the channel coding

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  • Engineering & Computer Science (AREA)
  • Quality & Reliability (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
  • Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
  • Radar Systems Or Details Thereof (AREA)
CNB008158827A 1999-09-17 2000-09-01 估计信号中残留噪声的方法以及采用这种方法的设备 Expired - Fee Related CN1193534C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP99610054A EP1089481B1 (en) 1999-09-17 1999-09-17 Method and apparatus for estimating residual noise in a signal and mobile telephone utilizing this method
EP99610054.1 1999-09-17

Publications (2)

Publication Number Publication Date
CN1391745A CN1391745A (zh) 2003-01-15
CN1193534C true CN1193534C (zh) 2005-03-16

Family

ID=8242559

Family Applications (1)

Application Number Title Priority Date Filing Date
CNB008158827A Expired - Fee Related CN1193534C (zh) 1999-09-17 2000-09-01 估计信号中残留噪声的方法以及采用这种方法的设备

Country Status (8)

Country Link
US (1) US6871066B1 (enExample)
EP (1) EP1089481B1 (enExample)
JP (1) JP4387630B2 (enExample)
CN (1) CN1193534C (enExample)
AT (1) ATE546904T1 (enExample)
AU (1) AU7416500A (enExample)
MY (1) MY124366A (enExample)
WO (1) WO2001022647A1 (enExample)

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GB2387069A (en) * 2002-03-27 2003-10-01 Ericsson Telefon Ab L M Indicating different charging regimes for user and signalling data in a communications network
US7738848B2 (en) * 2003-01-14 2010-06-15 Interdigital Technology Corporation Received signal to noise indicator
US20040235423A1 (en) * 2003-01-14 2004-11-25 Interdigital Technology Corporation Method and apparatus for network management using perceived signal to noise and interference indicator
US20050201332A1 (en) * 2004-03-15 2005-09-15 Rakesh Bakshi Link quality control in a wireless communications network
US7236759B2 (en) * 2004-03-17 2007-06-26 Interdigital Technology Corporation Method for steering smart antenna beams for a WLAN using signal and link quality metrics
US8194722B2 (en) * 2004-10-11 2012-06-05 Broadcom Corporation Various methods and apparatuses for impulse noise mitigation
US7953163B2 (en) * 2004-11-30 2011-05-31 Broadcom Corporation Block linear equalization in a multicarrier communication system
US7852950B2 (en) * 2005-02-25 2010-12-14 Broadcom Corporation Methods and apparatuses for canceling correlated noise in a multi-carrier communication system
US9374257B2 (en) * 2005-03-18 2016-06-21 Broadcom Corporation Methods and apparatuses of measuring impulse noise parameters in multi-carrier communication systems
JP4699099B2 (ja) * 2005-06-14 2011-06-08 富士通株式会社 通信制御装置および通信制御方法
US7583935B2 (en) * 2005-07-08 2009-09-01 Telcom Ventures, Llc Method and system for mitigating co-channel interference
US7738864B2 (en) * 2005-08-15 2010-06-15 At&T Mobility Ii Llc Embedded wireless benchmarking systems and methods
US7529236B2 (en) * 2005-08-15 2009-05-05 Technocom Corporation Embedded wireless location validation benchmarking systems and methods
US7813439B2 (en) * 2006-02-06 2010-10-12 Broadcom Corporation Various methods and apparatuses for impulse noise detection
EP3264845B1 (en) 2007-06-08 2020-01-08 Sharp Kabushiki Kaisha Base station apparatus and mobile station apparatus
ES2400265T3 (es) 2007-09-06 2013-04-08 Sharp Kabushiki Kaisha Aparato de comunicación y método de comunicación
EP2321919B1 (en) * 2008-09-02 2020-07-29 Telefonaktiebolaget LM Ericsson (publ) Frequency selective sinr regeneration
US8605837B2 (en) 2008-10-10 2013-12-10 Broadcom Corporation Adaptive frequency-domain reference noise canceller for multicarrier communications systems
US8634766B2 (en) 2010-02-16 2014-01-21 Andrew Llc Gain measurement and monitoring for wireless communication systems
CN104658546B (zh) * 2013-11-19 2019-02-01 腾讯科技（深圳）有限公司 录音处理方法和装置
CN106128449B (zh) * 2016-08-16 2023-09-01 青岛歌尔声学科技有限公司 一种汽车主动降噪方法
CN107257266B (zh) * 2017-05-23 2020-11-27 台州市吉吉知识产权运营有限公司 一种传输速率的调整方法和装置

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US4633411A (en) * 1982-12-27 1986-12-30 Rockwell International Corporation Link quality analyzer
US5519730A (en) 1990-06-12 1996-05-21 Jasper; Steven C. Communication signal having a time domain pilot component
US5440582A (en) * 1993-05-28 1995-08-08 Motorola, Inc. Method and apparatus for determining signal usability
US5406588A (en) * 1993-05-28 1995-04-11 Motorola, Inc. Method and apparatus for mitigating distortion effects in the determination of signal usability
KR960704416A (ko) * 1993-07-30 1996-08-31 리차드 버트릭 통신시스템(communications system)
FR2718906B1 (fr) * 1994-04-13 1996-05-24 Alcatel Mobile Comm France Procédé d'adaptation de l'interface air, dans un système de radiocommunication avec des mobiles, station de base, station mobile et mode de transmission correspondants.
US5506869A (en) * 1994-10-27 1996-04-09 Northern Telecom Limited Methods and apparatus for estimating carrier-to-interference ratios at cellular radio base stations
SE503859C2 (sv) * 1994-11-18 1996-09-23 Ericsson Telefon Ab L M Förfarande och anordning för övervakning av mobil teleenhet
GB2301743B (en) * 1995-06-02 2000-01-26 Dsc Communications Subscriber terminal for a wireless telecommunications system
US5953660A (en) * 1995-11-22 1999-09-14 Telefonaktiebolaget Lm Ericsson Supervisory audio tone detection using digital signal processing
US5715240A (en) * 1996-05-03 1998-02-03 Motorola, Inc. Communication device capable of estimating signal quality without synchronization pattern
US5911124A (en) * 1997-02-03 1999-06-08 Motorola, Inc. Method and apparatus for applying echo mitigation in a communication device
US6347217B1 (en) * 1997-05-22 2002-02-12 Telefonaktiebolaget Lm Ericsson (Publ) Link quality reporting using frame erasure rates
FR2789534B1 (fr) * 1999-02-04 2001-06-08 Cit Alcatel Procede d'estimation du rapport signal a bruit d'un signal numerique recu par un recepteur de radiocommunications

Also Published As

Publication number Publication date
EP1089481A1 (en) 2001-04-04
MY124366A (en) 2006-06-30
AU7416500A (en) 2001-04-24
US6871066B1 (en) 2005-03-22
JP4387630B2 (ja) 2009-12-16
JP2003510893A (ja) 2003-03-18
WO2001022647A1 (en) 2001-03-29
CN1391745A (zh) 2003-01-15
ATE546904T1 (de) 2012-03-15
EP1089481B1 (en) 2012-02-22

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Granted publication date: 20050316

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CF01 Termination of patent right due to non-payment of annual fee