US20130282373A1 - Systems and methods for audio signal processing - Google Patents

Systems and methods for audio signal processing Download PDF

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Publication number
US20130282373A1
US20130282373A1 US13/828,415 US201313828415A US2013282373A1 US 20130282373 A1 US20130282373 A1 US 20130282373A1 US 201313828415 A US201313828415 A US 201313828415A US 2013282373 A1 US2013282373 A1 US 2013282373A1
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signal
electronic device
speech
noise
module
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Erik Visser
Lae-Hoon Kim
Yinyi Guo
Juhan Nam
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Qualcomm Inc
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Qualcomm Inc
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Priority to PCT/US2013/037109 priority patent/WO2013162994A2/fr
Assigned to QUALCOMM INCORPORATED reassignment QUALCOMM INCORPORATED ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: NAM, JUHAN, GUO, YINYI, KIM, LAE-HOON, VISSER, ERIK
Publication of US20130282373A1 publication Critical patent/US20130282373A1/en
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    • 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
    • G10L15/00—Speech recognition
    • G10L15/20—Speech recognition techniques specially adapted for robustness in adverse environments, e.g. in noise, of stress induced speech
    • 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
    • G10L21/0316—Speech enhancement, e.g. noise reduction or echo cancellation by changing the amplitude
    • 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
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
    • G10L25/93—Discriminating between voiced and unvoiced parts of speech signals

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Computational Linguistics (AREA)
  • Quality & Reliability (AREA)
  • Signal Processing (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Telephone Function (AREA)
  • Circuits Of Receivers In General (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
US13/828,415 2012-04-23 2013-03-14 Systems and methods for audio signal processing Abandoned US20130282373A1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
US13/828,415 US20130282373A1 (en) 2012-04-23 2013-03-14 Systems and methods for audio signal processing
PCT/US2013/037109 WO2013162994A2 (fr) 2012-04-23 2013-04-18 Systèmes et procédés pour le traitement de signaux audio

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US201261637175P 2012-04-23 2012-04-23
US201261658843P 2012-06-12 2012-06-12
US201261726458P 2012-11-14 2012-11-14
US201261738976P 2012-12-18 2012-12-18
US13/828,415 US20130282373A1 (en) 2012-04-23 2013-03-14 Systems and methods for audio signal processing

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US13/828,158 Abandoned US20130282372A1 (en) 2012-04-23 2013-03-14 Systems and methods for audio signal processing

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US (3) US20130282373A1 (fr)
KR (1) KR20150005979A (fr)
CN (1) CN104246877B (fr)
IN (1) IN2014MN02011A (fr)
WO (3) WO2013162995A2 (fr)

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US20130282369A1 (en) 2013-10-24
CN104246877B (zh) 2017-05-10
WO2013162995A2 (fr) 2013-10-31
CN104246877A (zh) 2014-12-24
WO2013162994A2 (fr) 2013-10-31
KR20150005979A (ko) 2015-01-15
WO2013162993A1 (fr) 2013-10-31
US20130282372A1 (en) 2013-10-24
WO2013162995A3 (fr) 2014-04-10
US9305567B2 (en) 2016-04-05
IN2014MN02011A (fr) 2015-08-07
WO2013162994A3 (fr) 2014-04-03

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