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AU2001250721A1 - System and method for distributed noise suppression - Google Patents

System and method for distributed noise suppression

Info

Publication number
AU2001250721A1
AU2001250721A1 AU2001250721A AU5072101A AU2001250721A1 AU 2001250721 A1 AU2001250721 A1 AU 2001250721A1 AU 2001250721 A AU2001250721 A AU 2001250721A AU 5072101 A AU5072101 A AU 5072101A AU 2001250721 A1 AU2001250721 A1 AU 2001250721A1
Authority
AU
Australia
Prior art keywords
noise suppression
distributed noise
distributed
suppression
noise
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.)
Abandoned
Application number
AU2001250721A
Inventor
Erik Ekudden
Anders Eriksson
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.)
Telefonaktiebolaget LM Ericsson AB
Original Assignee
Telefonaktiebolaget LM Ericsson AB
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 Telefonaktiebolaget LM Ericsson AB filed Critical Telefonaktiebolaget LM Ericsson AB
Publication of AU2001250721A1 publication Critical patent/AU2001250721A1/en
Abandoned legal-status Critical Current

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
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • 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
    • G10L21/0316—Speech enhancement, e.g. noise reduction or echo cancellation by changing the amplitude
    • G10L21/0364—Speech enhancement, e.g. noise reduction or echo cancellation by changing the amplitude for improving intelligibility

Landscapes

  • Engineering & Computer Science (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Quality & Reliability (AREA)
  • Noise Elimination (AREA)
  • Telephone Function (AREA)
AU2001250721A 2000-04-24 2001-04-19 System and method for distributed noise suppression Abandoned AU2001250721A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09/556,579 US7225001B1 (en) 2000-04-24 2000-04-24 System and method for distributed noise suppression
US09556579 2000-04-24
PCT/SE2001/000862 WO2001082294A1 (en) 2000-04-24 2001-04-19 System and method for distributed noise suppression

Publications (1)

Publication Number Publication Date
AU2001250721A1 true AU2001250721A1 (en) 2001-11-07

Family

ID=24221932

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001250721A Abandoned AU2001250721A1 (en) 2000-04-24 2001-04-19 System and method for distributed noise suppression

Country Status (5)

Country Link
US (1) US7225001B1 (en)
EP (1) EP1277203B1 (en)
AU (1) AU2001250721A1 (en)
DE (1) DE60132321T2 (en)
WO (1) WO2001082294A1 (en)

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US8345890B2 (en) 2006-01-05 2013-01-01 Audience, Inc. System and method for utilizing inter-microphone level differences for speech enhancement
US8204252B1 (en) 2006-10-10 2012-06-19 Audience, Inc. System and method for providing close microphone adaptive array processing
US9185487B2 (en) 2006-01-30 2015-11-10 Audience, Inc. System and method for providing noise suppression utilizing null processing noise subtraction
US8194880B2 (en) 2006-01-30 2012-06-05 Audience, Inc. System and method for utilizing omni-directional microphones for speech enhancement
US8744844B2 (en) 2007-07-06 2014-06-03 Audience, Inc. System and method for adaptive intelligent noise suppression
US8934641B2 (en) * 2006-05-25 2015-01-13 Audience, Inc. Systems and methods for reconstructing decomposed audio signals
US8849231B1 (en) 2007-08-08 2014-09-30 Audience, Inc. System and method for adaptive power control
US8949120B1 (en) 2006-05-25 2015-02-03 Audience, Inc. Adaptive noise cancelation
US8204253B1 (en) 2008-06-30 2012-06-19 Audience, Inc. Self calibration of audio device
US8150065B2 (en) 2006-05-25 2012-04-03 Audience, Inc. System and method for processing an audio signal
JP2009539306A (en) * 2006-05-31 2009-11-12 アギア システムズ インコーポレーテッド Noise reduction with mobile communication devices in non-call situations
US8259926B1 (en) 2007-02-23 2012-09-04 Audience, Inc. System and method for 2-channel and 3-channel acoustic echo cancellation
US8189766B1 (en) 2007-07-26 2012-05-29 Audience, Inc. System and method for blind subband acoustic echo cancellation postfiltering
US8143620B1 (en) 2007-12-21 2012-03-27 Audience, Inc. System and method for adaptive classification of audio sources
US8180064B1 (en) 2007-12-21 2012-05-15 Audience, Inc. System and method for providing voice equalization
US8194882B2 (en) 2008-02-29 2012-06-05 Audience, Inc. System and method for providing single microphone noise suppression fallback
US8355511B2 (en) 2008-03-18 2013-01-15 Audience, Inc. System and method for envelope-based acoustic echo cancellation
US8521530B1 (en) 2008-06-30 2013-08-27 Audience, Inc. System and method for enhancing a monaural audio signal
US8774423B1 (en) 2008-06-30 2014-07-08 Audience, Inc. System and method for controlling adaptivity of signal modification using a phantom coefficient
KR101539268B1 (en) * 2008-12-22 2015-07-24 삼성전자주식회사 Apparatus and method for noise suppress in a receiver
KR101737824B1 (en) * 2009-12-16 2017-05-19 삼성전자주식회사 Method and Apparatus for removing a noise signal from input signal in a noisy environment
US9008329B1 (en) 2010-01-26 2015-04-14 Audience, Inc. Noise reduction using multi-feature cluster tracker
US9558755B1 (en) 2010-05-20 2017-01-31 Knowles Electronics, Llc Noise suppression assisted automatic speech recognition
KR102006734B1 (en) 2012-09-21 2019-08-02 삼성전자 주식회사 Method for processing audio signal and wireless communication device
US9640194B1 (en) 2012-10-04 2017-05-02 Knowles Electronics, Llc Noise suppression for speech processing based on machine-learning mask estimation
US9865277B2 (en) 2013-07-10 2018-01-09 Nuance Communications, Inc. Methods and apparatus for dynamic low frequency noise suppression
US9536540B2 (en) 2013-07-19 2017-01-03 Knowles Electronics, Llc Speech signal separation and synthesis based on auditory scene analysis and speech modeling
DE112015003945T5 (en) 2014-08-28 2017-05-11 Knowles Electronics, Llc Multi-source noise reduction
US12483657B2 (en) 2022-05-20 2025-11-25 Cisco Technology, Inc. Receiver side noise reduction and speech enhancement for PSTN callers

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US3560669A (en) * 1969-02-25 1971-02-02 Wescom Echo suppressor
BE753495A (en) * 1969-07-21 1970-12-16 Dolby Laboratories Inc PERFECTIONED LIMITER FILTERS FOR NOISE MITIGATION SYSTEMS. (
JP2739811B2 (en) 1993-11-29 1998-04-15 日本電気株式会社 Noise suppression method
EP0984660B1 (en) * 1994-05-18 2003-07-30 Nippon Telegraph and Telephone Corporation Transmitter-receiver having ear-piece type acoustic transducer part
FR2726392B1 (en) 1994-10-28 1997-01-10 Alcatel Mobile Comm France METHOD AND APPARATUS FOR SUPPRESSING NOISE IN A SPEAKING SIGNAL, AND SYSTEM WITH CORRESPONDING ECHO CANCELLATION
SE505156C2 (en) 1995-01-30 1997-07-07 Ericsson Telefon Ab L M Procedure for noise suppression by spectral subtraction
FI110826B (en) * 1995-06-08 2003-03-31 Nokia Corp Eliminating an acoustic echo in a digital mobile communication system
FI100840B (en) 1995-12-12 1998-02-27 Nokia Mobile Phones Ltd Noise cancellation and background noise canceling method in a noise and a mobile telephone
US5903819A (en) 1996-03-13 1999-05-11 Ericsson Inc. Noise suppressor circuit and associated method for suppressing periodic interference component portions of a communication signal
US6075783A (en) * 1997-03-06 2000-06-13 Bell Atlantic Network Services, Inc. Internet phone to PSTN cellular/PCS system
US6115589A (en) * 1997-04-29 2000-09-05 Motorola, Inc. Speech-operated noise attenuation device (SONAD) control system method and apparatus
US5913187A (en) 1997-08-29 1999-06-15 Nortel Networks Corporation Nonlinear filter for noise suppression in linear prediction speech processing devices

Also Published As

Publication number Publication date
US7225001B1 (en) 2007-05-29
EP1277203A1 (en) 2003-01-22
DE60132321D1 (en) 2008-02-21
WO2001082294A1 (en) 2001-11-01
DE60132321T2 (en) 2008-12-11
EP1277203B1 (en) 2008-01-09

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