DE60227814D1 - Rauschlöscher - Google Patents

Rauschlöscher

Info

Publication number
DE60227814D1
DE60227814D1 DE60227814T DE60227814T DE60227814D1 DE 60227814 D1 DE60227814 D1 DE 60227814D1 DE 60227814 T DE60227814 T DE 60227814T DE 60227814 T DE60227814 T DE 60227814T DE 60227814 D1 DE60227814 D1 DE 60227814D1
Authority
DE
Germany
Prior art keywords
eraser
noise
noise eraser
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.)
Expired - Lifetime
Application number
DE60227814T
Other languages
English (en)
Inventor
Masaaki Taira
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.)
Sanyo Electric Co Ltd
Original Assignee
Sanyo Electric Co 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 Sanyo Electric Co Ltd filed Critical Sanyo Electric Co Ltd
Application granted granted Critical
Publication of DE60227814D1 publication Critical patent/DE60227814D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/06—Receivers
    • H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/06—Receivers
    • H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
    • H04B1/1027—Means associated with receiver for limiting or suppressing noise or interference assessing signal quality or detecting noise/interference for the received signal
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/005—Correction of errors induced by the transmission channel, if related to the coding algorithm
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/0208—Noise filtering

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computational Linguistics (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Quality & Reliability (AREA)
  • Noise Elimination (AREA)
DE60227814T 2001-07-13 2002-07-08 Rauschlöscher Expired - Lifetime DE60227814D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2001213356A JP3773817B2 (ja) 2001-07-13 2001-07-13 ノイズキャンセラ
PCT/JP2002/006916 WO2003007490A1 (fr) 2001-07-13 2002-07-08 Suppresseur de bruit

Publications (1)

Publication Number Publication Date
DE60227814D1 true DE60227814D1 (de) 2008-09-04

Family

ID=19048348

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60227814T Expired - Lifetime DE60227814D1 (de) 2001-07-13 2002-07-08 Rauschlöscher

Country Status (7)

Country Link
US (1) US7269237B2 (de)
EP (1) EP1408616B1 (de)
JP (1) JP3773817B2 (de)
KR (1) KR100554037B1 (de)
CN (1) CN1270444C (de)
DE (1) DE60227814D1 (de)
WO (1) WO2003007490A1 (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7254203B2 (en) * 2002-10-08 2007-08-07 Credence Systems Corporation Method and apparatus for use of high sampling frequency A/D converters for low frequency sampling
DE102005002721A1 (de) 2005-01-20 2006-08-03 Robert Bosch Gmbh Abtastverfahren für einen asynchronen Sensor und zugehöriger asynchroner Sensor
JP4655752B2 (ja) * 2005-05-13 2011-03-23 株式会社島津製作所 位置角度検出装置およびこれを用いたヘッドモーショントラッカ
US7573959B2 (en) * 2005-12-25 2009-08-11 Mediatek Inc. Method and apparatus for removing impulse noise
JP4765118B2 (ja) * 2006-04-13 2011-09-07 オンセミコンダクター・トレーディング・リミテッド ノイズキャンセラ及びそれを用いたａｍ受信装置
JP4531837B2 (ja) * 2006-04-24 2010-08-25 パナソニック株式会社 雑音抑圧装置
JP4834463B2 (ja) * 2006-06-05 2011-12-14 オンセミコンダクター・トレーディング・リミテッド ノイズ検出装置及びａｍ放送受信装置
DE602006017981D1 (de) * 2006-06-09 2010-12-16 Fiat Ricerche Kraftstoffeinspritzeinrichtung für eine Brennkraftmaschine
JP4922678B2 (ja) * 2006-06-27 2012-04-25 オンセミコンダクター・トレーディング・リミテッド ノイズキャンセラ及びこれを用いた受信装置
JP5000936B2 (ja) * 2006-06-27 2012-08-15 オンセミコンダクター・トレーディング・リミテッド マルチパスノイズ検出装置及びｆｍ受信装置
JP4845838B2 (ja) * 2007-09-07 2011-12-28 オンセミコンダクター・トレーディング・リミテッド ノイズ抑制装置
JP4612700B2 (ja) * 2008-03-13 2011-01-12 株式会社東芝 半導体集積回路装置
JP5059677B2 (ja) * 2008-04-18 2012-10-24 ルネサスエレクトロニクス株式会社 ノイズ除去装置、及びノイズ除去方法
JP2011237753A (ja) * 2010-04-14 2011-11-24 Sony Corp 信号処理装置および方法、並びにプログラム
US9929742B2 (en) * 2016-08-17 2018-03-27 Mediatek Inc. Feed-forward operational amplifier noise cancellation technique and associated filter and delta-sigma modulator
CN110136735B (zh) * 2019-05-13 2021-09-28 腾讯音乐娱乐科技（深圳）有限公司 一种音频修复方法、设备及可读存储介质

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3028334C2 (de) * 1980-07-25 1983-01-05 Polygram Gmbh, 2000 Hamburg Verfahren zum Beseitigen oder Unterdrücken von akustischen Störsignalen bei für den Wiedergabevorgang aufzubereitenden Audioprogrammen
JPS587933A (ja) * 1981-07-07 1983-01-17 Nippon Gakki Seizo Kk インパルスノイズ除去装置
JP3262608B2 (ja) * 1992-12-08 2002-03-04 パイオニア株式会社 インパルス性雑音除去装置
JP3675179B2 (ja) * 1998-07-17 2005-07-27 三菱電機株式会社 オーディオ信号の雑音除去装置
JP3627577B2 (ja) * 1999-07-15 2005-03-09 三菱電機株式会社 雑音除去装置およびオーディオ出力装置
EP1069693B1 (de) * 1999-07-15 2004-10-13 Mitsubishi Denki Kabushiki Kaisha Vorrichtung zum Reduzieren von Rauschen

Also Published As

Publication number Publication date
US20040190656A1 (en) 2004-09-30
KR20040018454A (ko) 2004-03-03
CN1528053A (zh) 2004-09-08
CN1270444C (zh) 2006-08-16
JP3773817B2 (ja) 2006-05-10
KR100554037B1 (ko) 2006-02-24
EP1408616B1 (de) 2008-07-23
US7269237B2 (en) 2007-09-11
WO2003007490A1 (fr) 2003-01-23
EP1408616A4 (de) 2007-05-23
JP2003032132A (ja) 2003-01-31
EP1408616A1 (de) 2004-04-14

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition