DE59309463D1 - Verfahren zur Laufzeitschätzung an gestörten Sprachkanälen - Google Patents

Verfahren zur Laufzeitschätzung an gestörten Sprachkanälen

Info

Publication number
DE59309463D1
DE59309463D1 DE59309463T DE59309463T DE59309463D1 DE 59309463 D1 DE59309463 D1 DE 59309463D1 DE 59309463 T DE59309463 T DE 59309463T DE 59309463 T DE59309463 T DE 59309463T DE 59309463 D1 DE59309463 D1 DE 59309463D1
Authority
DE
Germany
Prior art keywords
runtime
estimating
procedure
voice channels
disturbed voice
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
DE59309463T
Other languages
English (en)
Inventor
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
Daimler Benz AG
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 Daimler Benz AG filed Critical Daimler Benz AG
Application granted granted Critical
Publication of DE59309463D1 publication Critical patent/DE59309463D1/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
DE59309463T 1992-12-23 1993-12-11 Verfahren zur Laufzeitschätzung an gestörten Sprachkanälen Expired - Lifetime DE59309463D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4243831A DE4243831A1 (de) 1992-12-23 1992-12-23 Verfahren zur Laufzeitschätzung an gestörten Sprachkanälen

Publications (1)

Publication Number Publication Date
DE59309463D1 true DE59309463D1 (de) 1999-04-22

Family

ID=6476383

Family Applications (2)

Application Number Title Priority Date Filing Date
DE4243831A Withdrawn DE4243831A1 (de) 1992-12-23 1992-12-23 Verfahren zur Laufzeitschätzung an gestörten Sprachkanälen
DE59309463T Expired - Lifetime DE59309463D1 (de) 1992-12-23 1993-12-11 Verfahren zur Laufzeitschätzung an gestörten Sprachkanälen

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE4243831A Withdrawn DE4243831A1 (de) 1992-12-23 1992-12-23 Verfahren zur Laufzeitschätzung an gestörten Sprachkanälen

Country Status (3)

Country Link
US (1) US5479517A (de)
EP (1) EP0612059B1 (de)
DE (2) DE4243831A1 (de)

Families Citing this family (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09212196A (ja) * 1996-01-31 1997-08-15 Nippon Telegr & Teleph Corp <Ntt> 雑音抑圧装置
DE19813285B4 (de) * 1998-03-26 2005-12-01 Bayerische Motoren Werke Ag Verfahren zur automatischen Messung der Sprachverständlichkeit in Kraftfahrzeugen
US7117149B1 (en) * 1999-08-30 2006-10-03 Harman Becker Automotive Systems-Wavemakers, Inc. Sound source classification
DE19942868A1 (de) * 1999-09-08 2001-03-15 Volkswagen Ag Verfahren zum Betrieb einer Mehrfachmikrofonanordnung in einem Kraftfahrzeug sowie Mehrfachmikrofonanordnung selbst
DE19955156A1 (de) * 1999-11-17 2001-06-21 Univ Karlsruhe Verfahren und Vorrichtung zur Unterdrückung eines Störsignalanteils im Ausgangssignal eines Schallwandlermittels
DE10118653C2 (de) * 2001-04-14 2003-03-27 Daimler Chrysler Ag Verfahren zur Geräuschreduktion
GB2391322B (en) * 2002-07-31 2005-12-14 British Broadcasting Corp Signal comparison method and apparatus
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
US7895036B2 (en) 2003-02-21 2011-02-22 Qnx Software Systems Co. System for suppressing wind noise
US7885420B2 (en) 2003-02-21 2011-02-08 Qnx Software Systems Co. Wind noise suppression system
US7725315B2 (en) 2003-02-21 2010-05-25 Qnx Software Systems (Wavemakers), Inc. Minimization of transient noises in a voice signal
US8326621B2 (en) 2003-02-21 2012-12-04 Qnx Software Systems Limited Repetitive transient noise removal
US8271279B2 (en) 2003-02-21 2012-09-18 Qnx Software Systems Limited Signature noise removal
BRPI0510513A (pt) * 2004-04-28 2007-10-30 Matsushita Electric Ind Co Ltd aparelho de codificação em hierarquia e método de codificação em hierarquia
US8306821B2 (en) 2004-10-26 2012-11-06 Qnx Software Systems Limited Sub-band periodic signal enhancement system
US8543390B2 (en) 2004-10-26 2013-09-24 Qnx Software Systems Limited Multi-channel periodic signal enhancement system
US8170879B2 (en) 2004-10-26 2012-05-01 Qnx Software Systems Limited Periodic signal enhancement system
US7610196B2 (en) 2004-10-26 2009-10-27 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
US7680652B2 (en) 2004-10-26 2010-03-16 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
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
US8311819B2 (en) 2005-06-15 2012-11-13 Qnx Software Systems Limited System for detecting speech with background voice estimates and noise estimates
US8170875B2 (en) 2005-06-15 2012-05-01 Qnx Software Systems Limited Speech end-pointer
US7844453B2 (en) 2006-05-12 2010-11-30 Qnx Software Systems Co. Robust noise estimation
US8335685B2 (en) * 2006-12-22 2012-12-18 Qnx Software Systems Limited Ambient noise compensation system robust to high excitation noise
US8326620B2 (en) 2008-04-30 2012-12-04 Qnx Software Systems Limited Robust downlink speech and noise detector
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
US8209514B2 (en) 2008-02-04 2012-06-26 Qnx Software Systems Limited Media processing system having resource partitioning
EP2249333B1 (de) * 2009-05-06 2014-08-27 Nuance Communications, Inc. Verfahren und Vorrichtung zur Schätzung einer Grundfrequenz eines Sprachsignals
CN114859308A (zh) * 2022-07-11 2022-08-05 陕西昱琛航空设备股份有限公司 一种雷达目标模拟器及其校准方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4017859A (en) * 1975-12-22 1977-04-12 The United States Of America As Represented By The Secretary Of The Navy Multi-path signal enhancing apparatus
US4112430A (en) * 1977-06-01 1978-09-05 The United States Of America As Represented By The Secretary Of The Navy Beamformer for wideband signals
US4333170A (en) * 1977-11-21 1982-06-01 Northrop Corporation Acoustical detection and tracking system
US4254417A (en) * 1979-08-20 1981-03-03 The United States Of America As Represented By The Secretary Of The Navy Beamformer for arrays with rotational symmetry
DE3531230A1 (de) * 1985-08-31 1987-03-05 Krupp Gmbh Verfahren zur detektion von fahrzeugen
US4912767A (en) * 1988-03-14 1990-03-27 International Business Machines Corporation Distributed noise cancellation system
JP2791036B2 (ja) * 1988-04-23 1998-08-27 キヤノン株式会社 音声処理装置
JPH0272398A (ja) * 1988-09-07 1990-03-12 Hitachi Ltd 音声信号用前処理装置
US4982375A (en) * 1989-11-13 1991-01-01 The United States Of America As Represented By The Secretary Of The Navy Acoustic intensity probe

Also Published As

Publication number Publication date
EP0612059A3 (en) 1995-08-16
EP0612059A2 (de) 1994-08-24
US5479517A (en) 1995-12-26
EP0612059B1 (de) 1999-03-17
DE4243831A1 (de) 1994-06-30

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Legal Events

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

Owner name: DAIMLERCHRYSLER AG, 70567 STUTTGART, DE

8327 Change in the person/name/address of the patent owner

Owner name: HARMAN BECKER AUTOMOTIVE SYSTEMS (BECKER DIVISION)

8327 Change in the person/name/address of the patent owner

Owner name: HARMAN BECKER AUTOMOTIVE SYSTEMS GMBH, 76307 KARLS

R082 Change of representative

Ref document number: 612059

Country of ref document: EP

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