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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=38670056&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ATE477572(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
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
DE602007008429D1 (de) 2007-10-01 2010-09-23 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
US8793126B2 (en) * 2010-04-14 2014-07-29 Huawei Technologies Co., Ltd. Time/frequency two dimension post-processing
US8538035B2 (en) 2010-04-29 2013-09-17 Audience, Inc. Multi-microphone robust noise suppression
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
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
ES2484795T3 (es) 2010-07-19 2014-08-12 Dolby International Ab Procesamiento de señales de audio durante la reconstrucción de alta frecuencia
US12002476B2 (en) 2010-07-19 2024-06-04 Dolby International Ab Processing of audio signals during high frequency reconstruction
SG187743A1 (en) 2010-08-12 2013-03-28 Fraunhofer Ges Forschung Resampling output signals of qmf based audio codecs
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
WO2016040885A1 (en) 2014-09-12 2016-03-17 Audience, Inc. 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)

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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
EP1172020B1 (de) * 1999-02-05 2006-09-06 Hearworks Pty Ltd. Tonprozessor zur adaptiven dynamikbezeichsverbesserung
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
KR20060023974A (ko) * 2003-05-28 2006-03-15 코닌클리케 필립스 일렉트로닉스 엔.브이. 서브-대역 필터링을 사용하여 워터마크를 임베딩하는 장치및 방법
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
DE602006005684D1 (de) * 2006-10-31 2009-04-23 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
DE602007008429D1 (de) * 2007-10-01 2010-09-23 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
ATE554481T1 (de) * 2007-11-21 2012-05-15 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
US8320575B2 (en) 2012-11-27
US20130010976A1 (en) 2013-01-10
EP2045801B1 (de) 2010-08-11
US20090086986A1 (en) 2009-04-02
EP2045801A1 (de) 2009-04-08
DE602007008429D1 (de) 2010-09-23
US9203972B2 (en) 2015-12-01

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