ATE528752T1 - Audioverarbeitung - Google Patents

Audioverarbeitung

Info

Publication number
ATE528752T1
ATE528752T1 AT09769715T AT09769715T ATE528752T1 AT E528752 T1 ATE528752 T1 AT E528752T1 AT 09769715 T AT09769715 T AT 09769715T AT 09769715 T AT09769715 T AT 09769715T AT E528752 T1 ATE528752 T1 AT E528752T1
Authority
AT
Austria
Prior art keywords
audio signals
processed
signals
processing circuit
audio
Prior art date
Application number
AT09769715T
Other languages
English (en)
Inventor
Sriram Srinivasan
David Roovers
Cornelis Janse
Original Assignee
Koninkl Philips Electronics Nv
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 Koninkl Philips Electronics Nv filed Critical Koninkl Philips Electronics Nv
Application granted granted Critical
Publication of ATE528752T1 publication Critical patent/ATE528752T1/de

Links

Classifications

    • 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
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R25/00—Electric hearing aids
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers
    • H04R3/005—Circuits for transducers for combining the signals of two or more microphones
    • 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
    • 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
    • G10L2021/02166—Microphone arrays; Beamforming
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R25/00—Electric hearing aids
    • H04R25/40—Arrangements for obtaining a desired directivity characteristic
    • H04R25/407—Circuits for combining signals of a plurality of transducers

Landscapes

  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Computational Linguistics (AREA)
  • Human Computer Interaction (AREA)
  • Quality & Reliability (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Multimedia (AREA)
  • Otolaryngology (AREA)
  • General Health & Medical Sciences (AREA)
  • Neurosurgery (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Stereophonic System (AREA)
AT09769715T 2008-06-25 2009-06-17 Audioverarbeitung ATE528752T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP08158970 2008-06-25
PCT/IB2009/052580 WO2009156906A1 (en) 2008-06-25 2009-06-17 Audio processing

Publications (1)

Publication Number Publication Date
ATE528752T1 true ATE528752T1 (de) 2011-10-15

Family

ID=40940139

Family Applications (1)

Application Number Title Priority Date Filing Date
AT09769715T ATE528752T1 (de) 2008-06-25 2009-06-17 Audioverarbeitung

Country Status (7)

Country Link
US (1) US8472655B2 (de)
EP (1) EP2308044B1 (de)
JP (1) JP5331201B2 (de)
KR (1) KR101572793B1 (de)
CN (1) CN102077277B (de)
AT (1) ATE528752T1 (de)
WO (1) WO2009156906A1 (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101410575B1 (ko) * 2010-02-24 2014-06-23 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. 강화 다운믹스 신호를 생성하는 장치, 강화 다운믹스 신호를 생성하는 방법 및 컴퓨터 프로그램
US9082391B2 (en) * 2010-04-12 2015-07-14 Telefonaktiebolaget L M Ericsson (Publ) Method and arrangement for noise cancellation in a speech encoder
WO2012107561A1 (en) * 2011-02-10 2012-08-16 Dolby International Ab Spatial adaptation in multi-microphone sound capture
JP5938682B2 (ja) * 2011-04-11 2016-06-22 パナソニックＩｐマネジメント株式会社 補聴器および振動検出方法
DE102011116282B4 (de) * 2011-10-19 2013-07-04 Krohne Messtechnik Gmbh Verfahren zum Betrieb eines Vortexdurchflussmessgeräts
US8185387B1 (en) * 2011-11-14 2012-05-22 Google Inc. Automatic gain control
AU2013260672B2 (en) * 2011-11-14 2014-01-16 Google Inc. Automatic gain control
CN103841521A (zh) * 2012-11-22 2014-06-04 苏州朗捷通智能科技有限公司 一种基于2.4g的无线数字会议系统
US9774960B2 (en) * 2014-12-22 2017-09-26 Gn Hearing A/S Diffuse noise listening
US10708690B2 (en) * 2015-09-10 2020-07-07 Yayuma Audio Sp. Z.O.O. Method of an audio signal correction
US10244317B2 (en) 2015-09-22 2019-03-26 Samsung Electronics Co., Ltd. Beamforming array utilizing ring radiator loudspeakers and digital signal processing (DSP) optimization of a beamforming array
US9807530B1 (en) 2016-09-16 2017-10-31 Gopro, Inc. Generating an audio signal from multiple microphones based on uncorrelated noise detection
CN110140360B (zh) * 2017-01-03 2021-07-16 皇家飞利浦有限公司 使用波束形成的音频捕获的方法和装置
US10638224B2 (en) * 2017-01-03 2020-04-28 Koninklijke Philips N.V. Audio capture using beamforming
CN110267160B (zh) * 2019-05-31 2020-09-22 潍坊歌尔电子有限公司 声音信号处理方法、装置及设备
GB202008547D0 (en) * 2020-06-05 2020-07-22 Audioscenic Ltd Loudspeaker control
KR20220041432A (ko) * 2020-09-25 2022-04-01 삼성전자주식회사 음향 신호를 이용한 거리 측정 시스템 및 방법
GB202109307D0 (en) 2021-06-28 2021-08-11 Audioscenic Ltd Loudspeaker control

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7146012B1 (en) * 1997-11-22 2006-12-05 Koninklijke Philips Electronics N.V. Audio processing arrangement with multiple sources
JP3986785B2 (ja) * 2001-09-20 2007-10-03 日本放送協会 音源分離収音マイクロホン装置および方法
JP4247037B2 (ja) * 2003-01-29 2009-04-02 株式会社東芝 音声信号処理方法と装置及びプログラム
US7039200B2 (en) 2003-03-31 2006-05-02 Microsoft Corporation System and process for time delay estimation in the presence of correlated noise and reverberation
US7330556B2 (en) * 2003-04-03 2008-02-12 Gn Resound A/S Binaural signal enhancement system
US8150683B2 (en) * 2003-11-04 2012-04-03 Stmicroelectronics Asia Pacific Pte., Ltd. Apparatus, method, and computer program for comparing audio signals
ATE405925T1 (de) * 2004-09-23 2008-09-15 Harman Becker Automotive Sys Mehrkanalige adaptive sprachsignalverarbeitung mit rauschunterdrückung
US7869606B2 (en) * 2006-03-29 2011-01-11 Phonak Ag Automatically modifiable hearing aid
US8078456B2 (en) * 2007-06-06 2011-12-13 Broadcom Corporation Audio time scale modification algorithm for dynamic playback speed control

Also Published As

Publication number Publication date
EP2308044B1 (de) 2011-10-12
US8472655B2 (en) 2013-06-25
KR20110040855A (ko) 2011-04-20
EP2308044A1 (de) 2011-04-13
CN102077277A (zh) 2011-05-25
KR101572793B1 (ko) 2015-12-01
US20110103625A1 (en) 2011-05-05
JP5331201B2 (ja) 2013-10-30
WO2009156906A1 (en) 2009-12-30
CN102077277B (zh) 2013-06-12
JP2011526114A (ja) 2011-09-29

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