ATE477572T1 - Effiziente audiosignalverarbeitung im subbandbereich, verfahren, vorrichtung und dazugehöriges computerprogramm - Google Patents

Effiziente audiosignalverarbeitung im subbandbereich, verfahren, vorrichtung und dazugehöriges computerprogramm

Info

Publication number
ATE477572T1
ATE477572T1 AT07019281T AT07019281T ATE477572T1 AT E477572 T1 ATE477572 T1 AT E477572T1 AT 07019281 T AT07019281 T AT 07019281T AT 07019281 T AT07019281 T AT 07019281T AT E477572 T1 ATE477572 T1 AT E477572T1
Authority
AT
Austria
Prior art keywords
sub
band signals
audio signal
microphone
signal processing
Prior art date
Application number
AT07019281T
Other languages
English (en)
Inventor
Gerhard Schmidt
Hans-Joerg Koepf
Guenther Wirsching
Original Assignee
Harman Becker Automotive Sys
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 Harman Becker Automotive Sys filed Critical Harman Becker Automotive Sys
Application granted granted Critical
Publication of ATE477572T1 publication Critical patent/ATE477572T1/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M9/00—Arrangements for interconnection not involving centralised switching
    • H04M9/08—Two-way loud-speaking telephone systems with means for conditioning the signal, e.g. for suppressing echoes for one or both directions of traffic
    • H04M9/082—Two-way loud-speaking telephone systems with means for conditioning the signal, e.g. for suppressing echoes for one or both directions of traffic using echo cancellers
    • 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
    • G10L2021/02082—Noise filtering the noise being echo, reverberation of the speech
    • 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
    • G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/03—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters
    • G10L25/18—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters the extracted parameters being spectral information of each sub-band

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Stereo-Broadcasting Methods (AREA)
  • Communication Control (AREA)
  • Stereophonic System (AREA)
AT07019281T 2007-10-01 2007-10-01 Effiziente audiosignalverarbeitung im subbandbereich, verfahren, vorrichtung und dazugehöriges computerprogramm ATE477572T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP07019281A EP2045801B1 (de) 2007-10-01 2007-10-01 Effiziente Audiosignalverarbeitung im Subbandbereich, Verfahren, Vorrichtung und dazugehöriges Computerprogramm

Publications (1)

Publication Number Publication Date
ATE477572T1 true ATE477572T1 (de) 2010-08-15

Family

ID=38670056

Family Applications (1)

Application Number Title Priority Date Filing Date
AT07019281T ATE477572T1 (de) 2007-10-01 2007-10-01 Effiziente audiosignalverarbeitung im subbandbereich, verfahren, vorrichtung und dazugehöriges computerprogramm

Country Status (4)

Country Link
US (2) US8320575B2 (de)
EP (1) EP2045801B1 (de)
AT (1) ATE477572T1 (de)
DE (1) DE602007008429D1 (de)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE477572T1 (de) * 2007-10-01 2010-08-15 Harman Becker Automotive Sys Effiziente audiosignalverarbeitung im subbandbereich, verfahren, vorrichtung und dazugehöriges computerprogramm
US9286691B2 (en) * 2009-04-17 2016-03-15 The Hong Kong University Of Science And Technology Motion estimation and compensation of feature-motion decorrelation
US9838784B2 (en) 2009-12-02 2017-12-05 Knowles Electronics, Llc Directional audio capture
CN103069484B (zh) * 2010-04-14 2014-10-08 华为技术有限公司 时/频二维后处理
US8473287B2 (en) 2010-04-19 2013-06-25 Audience, Inc. Method for jointly optimizing noise reduction and voice quality in a mono or multi-microphone system
US8538035B2 (en) 2010-04-29 2013-09-17 Audience, Inc. Multi-microphone robust noise suppression
US8781137B1 (en) 2010-04-27 2014-07-15 Audience, Inc. Wind noise detection and suppression
US8447596B2 (en) 2010-07-12 2013-05-21 Audience, Inc. Monaural noise suppression based on computational auditory scene analysis
US12002476B2 (en) 2010-07-19 2024-06-04 Dolby International Ab Processing of audio signals during high frequency reconstruction
ES2942867T3 (es) 2010-07-19 2023-06-07 Dolby Int Ab Procesamiento de señales de audio durante la reconstrucción de alta frecuencia
BR122021003688B1 (pt) 2010-08-12 2021-08-24 Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E. V. Reamostrar sinais de saída de codecs de áudio com base em qmf
EP2562751B1 (de) * 2011-08-22 2014-06-11 Svox AG Temporäre Interpolation von nebeneinander liegenden Spektren
KR20140076894A (ko) * 2012-12-13 2014-06-23 삼성전자주식회사 이동통신 시스템에서 적응적 채널 품질 계산 방법 및 장치
US9536540B2 (en) 2013-07-19 2017-01-03 Knowles Electronics, Llc Speech signal separation and synthesis based on auditory scene analysis and speech modeling
US9306606B2 (en) * 2014-06-10 2016-04-05 The Boeing Company Nonlinear filtering using polyphase filter banks
US9978388B2 (en) 2014-09-12 2018-05-22 Knowles Electronics, Llc Systems and methods for restoration of speech components
US9820042B1 (en) 2016-05-02 2017-11-14 Knowles Electronics, Llc Stereo separation and directional suppression with omni-directional microphones
US10917074B2 (en) 2019-03-29 2021-02-09 Bose Corporation Subband adaptive filter for systems with partially acausal transfer functions
CN116665717B (zh) * 2023-08-02 2023-09-29 广东技术师范大学 一种跨子带谱熵加权似然比语音检测方法及系统

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04123621A (ja) * 1990-09-14 1992-04-23 Nippon Telegr & Teleph Corp <Ntt> 反響消去装置
US5451954A (en) * 1993-08-04 1995-09-19 Dolby Laboratories Licensing Corporation Quantization noise suppression for encoder/decoder system
US6504935B1 (en) * 1998-08-19 2003-01-07 Douglas L. Jackson Method and apparatus for the modeling and synthesis of harmonic distortion
AU761865B2 (en) * 1999-02-05 2003-06-12 Hearworks Pty Ltd Adaptive dynamic range optimisation sound processor
US6898235B1 (en) * 1999-12-10 2005-05-24 Argon St Incorporated Wideband communication intercept and direction finding device using hyperchannelization
JP3879922B2 (ja) * 2002-09-12 2007-02-14 ソニー株式会社 信号処理システム、信号処理装置および方法、記録媒体、並びにプログラム
US20070071277A1 (en) * 2003-05-28 2007-03-29 Koninklijke Philips Electronics Apparatus and method for embedding a watermark using sub-band filtering
GB2426167B (en) 2005-05-09 2007-10-03 Toshiba Res Europ Ltd Noise estimation method
EP1742509B1 (de) * 2005-07-08 2013-08-14 Oticon A/S Vorrichtung und Verfahren zum Eliminieren von Feedback-Rauschen in einem Hörgerät
ATE425532T1 (de) * 2006-10-31 2009-03-15 Harman Becker Automotive Sys Modellbasierte verbesserung von sprachsignalen
US20080159551A1 (en) * 2006-12-28 2008-07-03 Texas Instruments Incorporated System and Method for Acoustic Echo Removal (AER)
US8015368B2 (en) * 2007-04-20 2011-09-06 Siport, Inc. Processor extensions for accelerating spectral band replication
ATE477572T1 (de) * 2007-10-01 2010-08-15 Harman Becker Automotive Sys Effiziente audiosignalverarbeitung im subbandbereich, verfahren, vorrichtung und dazugehöriges computerprogramm
ATE456130T1 (de) * 2007-10-29 2010-02-15 Harman Becker Automotive Sys Partielle sprachrekonstruktion
EP2063419B1 (de) * 2007-11-21 2012-04-18 Nuance Communications, Inc. Sprecherlokalisierung
EP2222091B1 (de) * 2009-02-23 2013-04-24 Nuance Communications, Inc. Verfahren zum Bestimmen eines Satzes von Filterkoeffizienten für ein Mittel zur Kompensierung von akustischem Echo
EP2249333B1 (de) * 2009-05-06 2014-08-27 Nuance Communications, Inc. Verfahren und Vorrichtung zur Schätzung einer Grundfrequenz eines Sprachsignals
US8908882B2 (en) * 2009-06-29 2014-12-09 Audience, Inc. Reparation of corrupted audio signals
EP2562751B1 (de) * 2011-08-22 2014-06-11 Svox AG Temporäre Interpolation von nebeneinander liegenden Spektren

Also Published As

Publication number Publication date
EP2045801B1 (de) 2010-08-11
US20090086986A1 (en) 2009-04-02
US9203972B2 (en) 2015-12-01
US20130010976A1 (en) 2013-01-10
EP2045801A1 (de) 2009-04-08
DE602007008429D1 (de) 2010-09-23
US8320575B2 (en) 2012-11-27

Similar Documents

Publication Publication Date Title
ATE477572T1 (de) Effiziente audiosignalverarbeitung im subbandbereich, verfahren, vorrichtung und dazugehöriges computerprogramm
ATE526659T1 (de) Verfahren und vorrichtung zum kodieren von einem audiosignal
EP4241676A3 (de) Verfahren und vorrichtung zur verarbeitung von tonaufnahmen eines patienten
DE602005005186D1 (de) Verfahren und system zur schallquellen-trennung
ATE437432T1 (de) System und verfahren für verbesserte künstliche bandbreitenerweiterung
BR112013020482B1 (pt) aparelho e método para processar um sinal de áudio decodificado em um domínio espectral
WO2009148960A3 (en) Systems, methods, apparatus, and computer program products for spectral contrast enhancement
EP3139640A3 (de) Verfahren und vorrichtung zum erreichen von objektaudioaufzeichnung und elektronische vorrichtung
NZ562186A (en) Method and apparatus for split-band encoding of speech signals
PL2500900T3 (pl) Urządzenie, sposób i program komputerowy do uzyskiwania wielokanałowego sygnału audio z sygnału audio
BRPI0716315A2 (pt) aparelhagem e método para gerar valores de sub-banda de áudio e aparelhagem e método para gerar amostras de áudio de domínio de tempo
MX2021006078A (es) Metodo para monitorear una instalacion ganadera y/o animales de ganado en una instalacion ganadera usando tecnicas de procesamiento de sonido mejoradas.
HK1246494A1 (zh) 從參數化表示合成音頻信號的裝置和方法
TW200707950A (en) Method for alignment of analog and digital audio in a hybrid radio waveform
ATE439013T1 (de) Verfahren und einrichtung zur effizienten binauralen raumklangerzeugung im transformierten bereich
EP2237272A3 (de) Signalverarbeitungsvorrichtung, Signalverarbeitungsverfahren und Programm
ATE364882T1 (de) Vorrichtung und verfahren zum verarbeiten eines multikanalsignals
JP2009511949A5 (de)
AR080477A1 (es) Aparato y metodo para procesar una senal de audio entrada utilizando bancos de filtro en cascada
MY177748A (en) Processing of audio signals during high frequency reconstruction
WO2011104356A3 (en) Apparatus and method for modifying an audio signal using envelope shaping
TWI562135B (en) Method and apparatus for obtaining spectrum coefficients for a replacement frame of an audio signal, related computer program product, audio decoder, audio receiver and system for transmitting audio signals
ATE502376T1 (de) Synthese verlorener blöcke eines digitalen audiosignals
ATE524028T1 (de) Verfahren zur feinanpassung eines hörhilfegerätes sowie hörhilfegerät
DE602006020825D1 (de) Verfahren und Vorrichtung zur Trennung von Feststoffteilchen auf der Basis von unterschiedlicher Dichte

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties