DE50207832D1 - Verfahren zur Geräuschreduktion mit selbststeuernder Störfrequenz - Google Patents

Verfahren zur Geräuschreduktion mit selbststeuernder Störfrequenz

Info

Publication number
DE50207832D1
DE50207832D1 DE50207832T DE50207832T DE50207832D1 DE 50207832 D1 DE50207832 D1 DE 50207832D1 DE 50207832 T DE50207832 T DE 50207832T DE 50207832 T DE50207832 T DE 50207832T DE 50207832 D1 DE50207832 D1 DE 50207832D1
Authority
DE
Germany
Prior art keywords
self
noise reduction
interference frequency
controlling interference
signal
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
DE50207832T
Other languages
English (en)
Inventor
Markus Buck
Tim Dr Haulick
Klaus Dr Linhard
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.)
Harman Becker Automotive Systems GmbH
Original Assignee
DaimlerChrysler AG
Harman Becker Automotive Systems GmbH
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 DaimlerChrysler AG, Harman Becker Automotive Systems GmbH filed Critical DaimlerChrysler AG
Priority to DE50207832T priority Critical patent/DE50207832D1/de
Application granted granted Critical
Publication of DE50207832D1 publication Critical patent/DE50207832D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00—Processing of the speech or voice signal 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
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00—Processing of the speech or voice signal 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
    • G10L21/0216—Noise filtering characterised by the method used for estimating noise
    • G10L2021/02161—Number of inputs available containing the signal or the noise to be suppressed
    • G10L2021/02165—Two microphones, one receiving mainly the noise signal and the other one mainly the speech signal
DE50207832T 2001-04-14 2002-04-10 Verfahren zur Geräuschreduktion mit selbststeuernder Störfrequenz Expired - Lifetime DE50207832D1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE50207832T DE50207832D1 (de) 2001-04-14 2002-04-10 Verfahren zur Geräuschreduktion mit selbststeuernder Störfrequenz

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10118653A DE10118653C2 (de) 2001-04-14 2001-04-14 Verfahren zur Geräuschreduktion
DE50207832T DE50207832D1 (de) 2001-04-14 2002-04-10 Verfahren zur Geräuschreduktion mit selbststeuernder Störfrequenz

Publications (1)

Publication Number Publication Date
DE50207832D1 true DE50207832D1 (de) 2006-09-28

Family

ID=7681629

Family Applications (2)

Application Number Title Priority Date Filing Date
DE10118653A Expired - Fee Related DE10118653C2 (de) 2001-04-14 2001-04-14 Verfahren zur Geräuschreduktion
DE50207832T Expired - Lifetime DE50207832D1 (de) 2001-04-14 2002-04-10 Verfahren zur Geräuschreduktion mit selbststeuernder Störfrequenz

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE10118653A Expired - Fee Related DE10118653C2 (de) 2001-04-14 2001-04-14 Verfahren zur Geräuschreduktion

Country Status (5)

Country Link
US (1) US7020291B2 (de)
EP (1) EP1251493B1 (de)
JP (1) JP4588966B2 (de)
AT (1) ATE336782T1 (de)
DE (2) DE10118653C2 (de)

Families Citing this family (65)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6910011B1 (en) * 1999-08-16 2005-06-21 Haman Becker Automotive Systems - Wavemakers, Inc. Noisy acoustic signal enhancement
US7117149B1 (en) 1999-08-30 2006-10-03 Harman Becker Automotive Systems-Wavemakers, Inc. Sound source classification
US8019091B2 (en) 2000-07-19 2011-09-13 Aliphcom, Inc. Voice activity detector (VAD) -based multiple-microphone acoustic noise suppression
US8280072B2 (en) 2003-03-27 2012-10-02 Aliphcom, Inc. Microphone array with rear venting
US7577262B2 (en) * 2002-11-18 2009-08-18 Panasonic Corporation Microphone device and audio player
US9066186B2 (en) 2003-01-30 2015-06-23 Aliphcom Light-based detection for acoustic applications
US7895036B2 (en) 2003-02-21 2011-02-22 Qnx Software Systems Co. System for suppressing wind noise
US8271279B2 (en) 2003-02-21 2012-09-18 Qnx Software Systems Limited Signature noise removal
US8326621B2 (en) 2003-02-21 2012-12-04 Qnx Software Systems Limited Repetitive transient noise removal
US7725315B2 (en) 2003-02-21 2010-05-25 Qnx Software Systems (Wavemakers), Inc. Minimization of transient noises in a voice signal
US7949522B2 (en) 2003-02-21 2011-05-24 Qnx Software Systems Co. System for suppressing rain noise
US8073689B2 (en) 2003-02-21 2011-12-06 Qnx Software Systems Co. Repetitive transient noise removal
US7885420B2 (en) 2003-02-21 2011-02-08 Qnx Software Systems Co. Wind noise suppression system
US9099094B2 (en) 2003-03-27 2015-08-04 Aliphcom Microphone array with rear venting
US20070064959A1 (en) * 2003-11-12 2007-03-22 Arthur Boothroyd Microphone system
WO2006027707A1 (en) * 2004-09-07 2006-03-16 Koninklijke Philips Electronics N.V. Telephony device with improved noise suppression
KR100640865B1 (ko) * 2004-09-07 2006-11-02 엘지전자 주식회사 음성 품질 향상 방법 및 장치
US7680652B2 (en) * 2004-10-26 2010-03-16 Qnx Software Systems (Wavemakers), Inc. Periodic signal enhancement system
US7949520B2 (en) 2004-10-26 2011-05-24 QNX Software Sytems Co. Adaptive filter pitch extraction
US8170879B2 (en) * 2004-10-26 2012-05-01 Qnx Software Systems Limited Periodic signal enhancement system
US8543390B2 (en) * 2004-10-26 2013-09-24 Qnx Software Systems Limited Multi-channel periodic signal enhancement system
US7610196B2 (en) * 2004-10-26 2009-10-27 Qnx Software Systems (Wavemakers), Inc. Periodic signal enhancement system
US7716046B2 (en) * 2004-10-26 2010-05-11 Qnx Software Systems (Wavemakers), Inc. Advanced periodic signal enhancement
US8306821B2 (en) 2004-10-26 2012-11-06 Qnx Software Systems Limited Sub-band periodic signal enhancement system
US8284947B2 (en) * 2004-12-01 2012-10-09 Qnx Software Systems Limited Reverberation estimation and suppression system
US8027833B2 (en) * 2005-05-09 2011-09-27 Qnx Software Systems Co. System for suppressing passing tire hiss
US8520861B2 (en) * 2005-05-17 2013-08-27 Qnx Software Systems Limited Signal processing system for tonal noise robustness
US8170875B2 (en) * 2005-06-15 2012-05-01 Qnx Software Systems Limited Speech end-pointer
US8311819B2 (en) * 2005-06-15 2012-11-13 Qnx Software Systems Limited System for detecting speech with background voice estimates and noise estimates
CN1809105B (zh) * 2006-01-13 2010-05-12 北京中星微电子有限公司 适用于小型移动通信设备的双麦克语音增强方法及系统
US8180067B2 (en) * 2006-04-28 2012-05-15 Harman International Industries, Incorporated System for selectively extracting components of an audio input signal
US7844453B2 (en) 2006-05-12 2010-11-30 Qnx Software Systems Co. Robust noise estimation
US8949120B1 (en) 2006-05-25 2015-02-03 Audience, Inc. Adaptive noise cancelation
US8036767B2 (en) * 2006-09-20 2011-10-11 Harman International Industries, Incorporated System for extracting and changing the reverberant content of an audio input signal
US8326620B2 (en) 2008-04-30 2012-12-04 Qnx Software Systems Limited Robust downlink speech and noise detector
US8335685B2 (en) 2006-12-22 2012-12-18 Qnx Software Systems Limited Ambient noise compensation system robust to high excitation noise
US20080231557A1 (en) * 2007-03-20 2008-09-25 Leadis Technology, Inc. Emission control in aged active matrix oled display using voltage ratio or current ratio
US8837746B2 (en) * 2007-06-13 2014-09-16 Aliphcom Dual omnidirectional microphone array (DOMA)
US8850154B2 (en) 2007-09-11 2014-09-30 2236008 Ontario Inc. Processing system having memory partitioning
US8904400B2 (en) * 2007-09-11 2014-12-02 2236008 Ontario Inc. Processing system having a partitioning component for resource partitioning
US8694310B2 (en) 2007-09-17 2014-04-08 Qnx Software Systems Limited Remote control server protocol system
WO2009057329A1 (ja) * 2007-11-01 2009-05-07 Panasonic Corporation 符号化装置、復号装置およびこれらの方法
US8209514B2 (en) * 2008-02-04 2012-06-26 Qnx Software Systems Limited Media processing system having resource partitioning
US8693703B2 (en) 2008-05-02 2014-04-08 Gn Netcom A/S Method of combining at least two audio signals and a microphone system comprising at least two microphones
US8135140B2 (en) 2008-11-20 2012-03-13 Harman International Industries, Incorporated System for active noise control with audio signal compensation
US9020158B2 (en) 2008-11-20 2015-04-28 Harman International Industries, Incorporated Quiet zone control system
US8300561B2 (en) * 2008-12-30 2012-10-30 Texas Instruments Incorporated Methods and apparatus for canceling distortion in full-duplex transceivers
US8718289B2 (en) 2009-01-12 2014-05-06 Harman International Industries, Incorporated System for active noise control with parallel adaptive filter configuration
US8189799B2 (en) 2009-04-09 2012-05-29 Harman International Industries, Incorporated System for active noise control based on audio system output
US8199924B2 (en) 2009-04-17 2012-06-12 Harman International Industries, Incorporated System for active noise control with an infinite impulse response filter
US8077873B2 (en) 2009-05-14 2011-12-13 Harman International Industries, Incorporated System for active noise control with adaptive speaker selection
FR2948484B1 (fr) * 2009-07-23 2011-07-29 Parrot Procede de filtrage des bruits lateraux non-stationnaires pour un dispositif audio multi-microphone, notamment un dispositif telephonique "mains libres" pour vehicule automobile
WO2011044064A1 (en) * 2009-10-05 2011-04-14 Harman International Industries, Incorporated System for spatial extraction of audio signals
US9558755B1 (en) 2010-05-20 2017-01-31 Knowles Electronics, Llc Noise suppression assisted automatic speech recognition
EP2509337B1 (de) * 2011-04-06 2014-09-24 Sony Ericsson Mobile Communications AB Durch Beschleunigungsvektor gesteuertes Rauschunterdrückungsverfahren
FR2976111B1 (fr) * 2011-06-01 2013-07-05 Parrot Equipement audio comprenant des moyens de debruitage d'un signal de parole par filtrage a delai fractionnaire, notamment pour un systeme de telephonie "mains libres"
US9173025B2 (en) 2012-02-08 2015-10-27 Dolby Laboratories Licensing Corporation Combined suppression of noise, echo, and out-of-location signals
US8712076B2 (en) 2012-02-08 2014-04-29 Dolby Laboratories Licensing Corporation Post-processing including median filtering of noise suppression gains
CN102820036B (zh) * 2012-09-07 2014-04-16 歌尔声学股份有限公司 一种自适应消除噪声的方法和装置
US9640194B1 (en) 2012-10-04 2017-05-02 Knowles Electronics, Llc Noise suppression for speech processing based on machine-learning mask estimation
US9536540B2 (en) 2013-07-19 2017-01-03 Knowles Electronics, Llc Speech signal separation and synthesis based on auditory scene analysis and speech modeling
WO2016033364A1 (en) 2014-08-28 2016-03-03 Audience, Inc. Multi-sourced noise suppression
US10204637B2 (en) * 2016-05-21 2019-02-12 Stephen P Forte Noise reduction methodology for wearable devices employing multitude of sensors
JP7007861B2 (ja) * 2017-10-31 2022-01-25 ローム株式会社 オーディオ回路およびそれを用いた電子機器
CN109074817B (zh) * 2018-07-19 2021-06-25 深圳市汇顶科技股份有限公司 语音增强方法、装置、设备及存储介质

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4243831A1 (de) * 1992-12-23 1994-06-30 Daimler Benz Ag Verfahren zur Laufzeitschätzung an gestörten Sprachkanälen
DE4307688A1 (de) * 1993-03-11 1994-09-15 Daimler Benz Ag Verfahren zur Geräuschreduktion für gestörte Sprachkanäle
US5574824A (en) * 1994-04-11 1996-11-12 The United States Of America As Represented By The Secretary Of The Air Force Analysis/synthesis-based microphone array speech enhancer with variable signal distortion
JP2758846B2 (ja) * 1995-02-27 1998-05-28 埼玉日本電気株式会社 ノイズキャンセラ装置
US6717991B1 (en) * 1998-05-27 2004-04-06 Telefonaktiebolaget Lm Ericsson (Publ) System and method for dual microphone signal noise reduction using spectral subtraction
JP4163294B2 (ja) * 1998-07-31 2008-10-08 株式会社東芝 雑音抑圧処理装置および雑音抑圧処理方法

Also Published As

Publication number Publication date
US7020291B2 (en) 2006-03-28
EP1251493A3 (de) 2003-11-19
DE10118653C2 (de) 2003-03-27
JP2002374589A (ja) 2002-12-26
DE10118653A1 (de) 2002-10-24
JP4588966B2 (ja) 2010-12-01
US20020176589A1 (en) 2002-11-28
EP1251493A2 (de) 2002-10-23
ATE336782T1 (de) 2006-09-15
EP1251493B1 (de) 2006-08-16

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Legal Events

Date Code Title Description
8327 Change in the person/name/address of the patent owner

Owner name: HARMAN BECKER AUTOMOTIVE SYSTEMS GMBH, 76307 K, DE

Owner name: DAIMLERCHRYSLER AG, 70327 STUTTGART, DE

8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: HARMAN BECKER AUTOMOTIVE SYSTEMS GMBH, 76307 K, DE

R082 Change of representative

Ref document number: 1251493

Country of ref document: EP

Representative=s name: GRUENECKER, KINKELDEY, STOCKMAIR & SCHWANHAEUSSER,