ATE421137T1 - Sprachmerkmalextraktionssystem - Google Patents

Sprachmerkmalextraktionssystem

Info

Publication number
ATE421137T1
ATE421137T1 AT02744395T AT02744395T ATE421137T1 AT E421137 T1 ATE421137 T1 AT E421137T1 AT 02744395 T AT02744395 T AT 02744395T AT 02744395 T AT02744395 T AT 02744395T AT E421137 T1 ATE421137 T1 AT E421137T1
Authority
AT
Austria
Prior art keywords
feature extraction
band pass
pass filters
extraction system
language feature
Prior art date
Application number
AT02744395T
Other languages
German (de)
English (en)
Inventor
Yigal Brandman
Original Assignee
Yigal Brandman
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 Yigal Brandman filed Critical Yigal Brandman
Application granted granted Critical
Publication of ATE421137T1 publication Critical patent/ATE421137T1/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
    • G10L15/00—Speech recognition
    • G10L15/02—Feature extraction for speech recognition; Selection of recognition unit
    • 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
    • G10L19/02—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 using spectral analysis, e.g. transform vocoders or subband vocoders
    • G10L19/0204—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 using spectral analysis, e.g. transform vocoders or subband vocoders using subband decomposition

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Computational Linguistics (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Alarm Systems (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Machine Translation (AREA)
  • Telephonic Communication Services (AREA)
  • Sorting Of Articles (AREA)
AT02744395T 2001-06-15 2002-06-14 Sprachmerkmalextraktionssystem ATE421137T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/882,744 US6493668B1 (en) 2001-06-15 2001-06-15 Speech feature extraction system

Publications (1)

Publication Number Publication Date
ATE421137T1 true ATE421137T1 (de) 2009-01-15

Family

ID=25381249

Family Applications (1)

Application Number Title Priority Date Filing Date
AT02744395T ATE421137T1 (de) 2001-06-15 2002-06-14 Sprachmerkmalextraktionssystem

Country Status (7)

Country Link
US (2) US6493668B1 (https=)
EP (1) EP1402517B1 (https=)
JP (1) JP4177755B2 (https=)
AT (1) ATE421137T1 (https=)
CA (1) CA2450230A1 (https=)
DE (1) DE60230871D1 (https=)
WO (1) WO2002103676A1 (https=)

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JP3673507B2 (ja) * 2002-05-16 2005-07-20 独立行政法人科学技術振興機構 音声波形の特徴を高い信頼性で示す部分を決定するための装置およびプログラム、音声信号の特徴を高い信頼性で示す部分を決定するための装置およびプログラム、ならびに擬似音節核抽出装置およびプログラム
JP4265908B2 (ja) * 2002-12-12 2009-05-20 アルパイン株式会社 音声認識装置及び音声認識性能改善方法
DE102004008225B4 (de) * 2004-02-19 2006-02-16 Infineon Technologies Ag Verfahren und Einrichtung zum Ermitteln von Merkmalsvektoren aus einem Signal zur Mustererkennung, Verfahren und Einrichtung zur Mustererkennung sowie computerlesbare Speichermedien
US20070041517A1 (en) * 2005-06-30 2007-02-22 Pika Technologies Inc. Call transfer detection method using voice identification techniques
US20070118364A1 (en) * 2005-11-23 2007-05-24 Wise Gerald B System for generating closed captions
US20070118372A1 (en) * 2005-11-23 2007-05-24 General Electric Company System and method for generating closed captions
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
US8194880B2 (en) 2006-01-30 2012-06-05 Audience, Inc. System and method for utilizing omni-directional microphones for speech enhancement
US9185487B2 (en) 2006-01-30 2015-11-10 Audience, Inc. System and method for providing noise suppression utilizing null processing noise subtraction
US8744844B2 (en) 2007-07-06 2014-06-03 Audience, Inc. System and method for adaptive intelligent noise suppression
US7778831B2 (en) * 2006-02-21 2010-08-17 Sony Computer Entertainment Inc. Voice recognition with dynamic filter bank adjustment based on speaker categorization determined from runtime pitch
US8204253B1 (en) 2008-06-30 2012-06-19 Audience, Inc. Self calibration of audio device
US20080010067A1 (en) * 2006-07-07 2008-01-10 Chaudhari Upendra V Target specific data filter to speed processing
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
PT2571024E (pt) 2007-08-27 2014-12-23 Ericsson Telefon Ab L M Frequência de transição adaptativa entre preenchimento de ruído e extensão da largura de banda
US20090150164A1 (en) * 2007-12-06 2009-06-11 Hu Wei Tri-model audio segmentation
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
US8626516B2 (en) * 2009-02-09 2014-01-07 Broadcom Corporation Method and system for dynamic range control in an audio processing system
US9838784B2 (en) 2009-12-02 2017-12-05 Knowles Electronics, Llc Directional audio capture
US9008329B1 (en) 2010-01-26 2015-04-14 Audience, Inc. Noise reduction using multi-feature cluster tracker
US9142220B2 (en) 2011-03-25 2015-09-22 The Intellisis Corporation Systems and methods for reconstructing an audio signal from transformed audio information
US9183850B2 (en) 2011-08-08 2015-11-10 The Intellisis Corporation System and method for tracking sound pitch across an audio signal
US8620646B2 (en) 2011-08-08 2013-12-31 The Intellisis Corporation System and method for tracking sound pitch across an audio signal using harmonic envelope
US8548803B2 (en) * 2011-08-08 2013-10-01 The Intellisis Corporation System and method of processing a sound signal including transforming the sound signal into a frequency-chirp domain
WO2013184667A1 (en) 2012-06-05 2013-12-12 Rank Miner, Inc. System, method and apparatus for voice analytics of recorded audio
US9536540B2 (en) 2013-07-19 2017-01-03 Knowles Electronics, Llc Speech signal separation and synthesis based on auditory scene analysis and speech modeling
US9280968B2 (en) * 2013-10-04 2016-03-08 At&T Intellectual Property I, L.P. System and method of using neural transforms of robust audio features for speech processing
DE112015004185T5 (de) 2014-09-12 2017-06-01 Knowles Electronics, Llc Systeme und Verfahren zur Wiederherstellung von Sprachkomponenten
US9870785B2 (en) 2015-02-06 2018-01-16 Knuedge Incorporated Determining features of harmonic signals
US9842611B2 (en) 2015-02-06 2017-12-12 Knuedge Incorporated Estimating pitch using peak-to-peak distances
US9922668B2 (en) 2015-02-06 2018-03-20 Knuedge Incorporated Estimating fractional chirp rate with multiple frequency representations
US9820042B1 (en) 2016-05-02 2017-11-14 Knowles Electronics, Llc Stereo separation and directional suppression with omni-directional microphones

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US4300229A (en) * 1979-02-21 1981-11-10 Nippon Electric Co., Ltd. Transmitter and receiver for an othogonally multiplexed QAM signal of a sampling rate N times that of PAM signals, comprising an N/2-point offset fourier transform processor
US4221934A (en) * 1979-05-11 1980-09-09 Rca Corporation Compandor for group of FDM signals
GB8307702D0 (en) * 1983-03-21 1983-04-27 British Telecomm Digital band-split filter means
NL8400677A (nl) * 1984-03-02 1985-10-01 Philips Nv Transmissiesysteem voor de overdracht van data signalen in een modulaatband.

Also Published As

Publication number Publication date
EP1402517A1 (en) 2004-03-31
US20020198711A1 (en) 2002-12-26
JP4177755B2 (ja) 2008-11-05
EP1402517B1 (en) 2009-01-14
US7013274B2 (en) 2006-03-14
US20030014245A1 (en) 2003-01-16
JP2004531767A (ja) 2004-10-14
US6493668B1 (en) 2002-12-10
DE60230871D1 (de) 2009-03-05
EP1402517A4 (en) 2007-04-25
WO2002103676A1 (en) 2002-12-27
CA2450230A1 (en) 2002-12-27

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