ATE484822T1 - Spektralglättungsverfahren von verrauschten signalen - Google Patents

Spektralglättungsverfahren von verrauschten signalen

Info

Publication number
ATE484822T1
ATE484822T1 AT08784249T AT08784249T ATE484822T1 AT E484822 T1 ATE484822 T1 AT E484822T1 AT 08784249 T AT08784249 T AT 08784249T AT 08784249 T AT08784249 T AT 08784249T AT E484822 T1 ATE484822 T1 AT E484822T1
Authority
AT
Austria
Prior art keywords
short
term
transformation
smoothing method
spectra
Prior art date
Application number
AT08784249T
Other languages
English (en)
Inventor
Rainer Martin
Timo Gerkmann
Colin Breithaupt
Original Assignee
Univ Ruhr Bochum
Siemens Audiologische Technik
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 Univ Ruhr Bochum, Siemens Audiologische Technik filed Critical Univ Ruhr Bochum
Application granted granted Critical
Publication of ATE484822T1 publication Critical patent/ATE484822T1/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
    • G10L21/0208—Noise filtering
    • 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
    • G10L25/24—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 the cepstrum
    • 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
    • G10L25/27—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the analysis technique

Landscapes

  • Engineering & Computer Science (AREA)
  • Computational Linguistics (AREA)
  • Quality & Reliability (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)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Networks Using Active Elements (AREA)
  • Spectrometry And Color Measurement (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Optical Communication System (AREA)
  • Photoreceptors In Electrophotography (AREA)
  • Color Television Image Signal Generators (AREA)
  • Holo Graphy (AREA)
AT08784249T 2007-06-27 2008-06-25 Spektralglättungsverfahren von verrauschten signalen ATE484822T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102007030209A DE102007030209A1 (de) 2007-06-27 2007-06-27 Glättungsverfahren
PCT/DE2008/001047 WO2009000255A1 (de) 2007-06-27 2008-06-25 Spektralglättungsverfahren von verrauschten signalen

Publications (1)

Publication Number Publication Date
ATE484822T1 true ATE484822T1 (de) 2010-10-15

Family

ID=39767094

Family Applications (1)

Application Number Title Priority Date Filing Date
AT08784249T ATE484822T1 (de) 2007-06-27 2008-06-25 Spektralglättungsverfahren von verrauschten signalen

Country Status (6)

Country Link
US (1) US8892431B2 (de)
EP (1) EP2158588B1 (de)
AT (1) ATE484822T1 (de)
DE (2) DE102007030209A1 (de)
DK (1) DK2158588T3 (de)
WO (1) WO2009000255A1 (de)

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ATE454696T1 (de) * 2007-08-31 2010-01-15 Harman Becker Automotive Sys Schnelle schätzung der spektraldichte der rauschleistung zur sprachsignalverbesserung
US8588138B2 (en) * 2009-07-23 2013-11-19 Qualcomm Incorporated Header compression for relay nodes
US8577186B1 (en) * 2011-02-14 2013-11-05 DigitalOptics Corporation Europe Limited Forward interpolation approach using forward and backward mapping
US8675115B1 (en) 2011-02-14 2014-03-18 DigitalOptics Corporation Europe Limited Forward interpolation approach for constructing a second version of an image from a first version of the image
EP2689419B1 (de) * 2011-03-21 2015-03-04 Telefonaktiebolaget L M Ericsson (PUBL) Verfahren und anordnung zur dämpfung dominanter frequenzen in einem tonsignal
JP5774191B2 (ja) * 2011-03-21 2015-09-09 テレフオンアクチーボラゲット エル エム エリクソン（パブル） オーディオ信号において卓越周波数を減衰させるための方法および装置
GB201114737D0 (en) * 2011-08-26 2011-10-12 Univ Belfast Method and apparatus for acoustic source separation
US9026451B1 (en) * 2012-05-09 2015-05-05 Google Inc. Pitch post-filter
JP5772723B2 (ja) * 2012-05-31 2015-09-02 ヤマハ株式会社 音響処理装置および分離マスク生成装置
JP6544234B2 (ja) * 2013-04-11 2019-07-17 日本電気株式会社 信号処理装置、信号処理方法および信号処理プログラム
US20150179181A1 (en) * 2013-12-20 2015-06-25 Microsoft Corporation Adapting audio based upon detected environmental accoustics
DE102014210760B4 (de) * 2014-06-05 2023-03-09 Bayerische Motoren Werke Aktiengesellschaft Betrieb einer Kommunikationsanlage
WO2016157270A1 (ja) * 2015-03-31 2016-10-06 日本電気株式会社 分光解析装置、分光解析方法、及び可読媒体
US9721581B2 (en) * 2015-08-25 2017-08-01 Blackberry Limited Method and device for mitigating wind noise in a speech signal generated at a microphone of the device
US9972134B2 (en) 2016-06-30 2018-05-15 Microsoft Technology Licensing, Llc Adaptive smoothing based on user focus on a target object
WO2019213769A1 (en) 2018-05-09 2019-11-14 Nureva Inc. Method, apparatus, and computer-readable media utilizing residual echo estimate information to derive secondary echo reduction parameters
EP3573058B1 (de) * 2018-05-23 2021-02-24 Harman Becker Automotive Systems GmbH Trocken- und raumschalltrennung
JP7278092B2 (ja) * 2019-02-15 2023-05-19 キヤノン株式会社 画像処理装置、撮像装置、画像処理方法、撮像装置の制御方法、及びプログラム
CN113726348B (zh) * 2021-07-21 2022-06-21 湖南艾科诺维科技有限公司 一种无线电信号频谱的平滑滤波方法及系统

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JPH02195400A (ja) * 1989-01-24 1990-08-01 Canon Inc 音声認識装置
US5365592A (en) * 1990-07-19 1994-11-15 Hughes Aircraft Company Digital voice detection apparatus and method using transform domain processing
US5737485A (en) * 1995-03-07 1998-04-07 Rutgers The State University Of New Jersey Method and apparatus including microphone arrays and neural networks for speech/speaker recognition systems
US6070140A (en) * 1995-06-05 2000-05-30 Tran; Bao Q. Speech recognizer
DE19629132A1 (de) * 1996-07-19 1998-01-22 Daimler Benz Ag Verfahren zur Verringerung von Störungen eines Sprachsignals
US7272556B1 (en) * 1998-09-23 2007-09-18 Lucent Technologies Inc. Scalable and embedded codec for speech and audio signals
US6226606B1 (en) * 1998-11-24 2001-05-01 Microsoft Corporation Method and apparatus for pitch tracking
US6766292B1 (en) 2000-03-28 2004-07-20 Tellabs Operations, Inc. Relative noise ratio weighting techniques for adaptive noise cancellation
JP3566197B2 (ja) * 2000-08-31 2004-09-15 松下電器産業株式会社 雑音抑圧装置及び雑音抑圧方法
US7054810B2 (en) * 2000-10-06 2006-05-30 International Business Machines Corporation Feature vector-based apparatus and method for robust pattern recognition
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Also Published As

Publication number Publication date
WO2009000255A9 (de) 2010-05-14
DK2158588T3 (da) 2011-02-07
WO2009000255A1 (de) 2008-12-31
US8892431B2 (en) 2014-11-18
EP2158588A1 (de) 2010-03-03
EP2158588B1 (de) 2010-10-13
US20100182510A1 (en) 2010-07-22
DE102007030209A1 (de) 2009-01-08
DE502008001543D1 (de) 2010-11-25

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