ATE502376T1 - Synthese verlorener blöcke eines digitalen audiosignals - Google Patents

Synthese verlorener blöcke eines digitalen audiosignals

Info

Publication number
ATE502376T1
ATE502376T1 AT07871872T AT07871872T ATE502376T1 AT E502376 T1 ATE502376 T1 AT E502376T1 AT 07871872 T AT07871872 T AT 07871872T AT 07871872 T AT07871872 T AT 07871872T AT E502376 T1 ATE502376 T1 AT E502376T1
Authority
AT
Austria
Prior art keywords
audio signal
repetition period
digital audio
samples
synthesis
Prior art date
Application number
AT07871872T
Other languages
English (en)
Inventor
Balazs Kovesi
Stephane Ragot
Original Assignee
France Telecom
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 France Telecom filed Critical France Telecom
Application granted granted Critical
Publication of ATE502376T1 publication Critical patent/ATE502376T1/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
    • 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
    • G10L19/005—Correction of errors induced by the transmission channel, if related to the coding algorithm
    • 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
    • G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/90—Pitch determination of speech signals
    • 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
    • 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
    • G10L19/022—Blocking, i.e. grouping of samples in time; Choice of analysis windows; Overlap factoring
    • G10L19/025—Detection of transients or attacks for time/frequency resolution switching

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Computational Linguistics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Stereophonic System (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
AT07871872T 2006-10-20 2007-10-17 Synthese verlorener blöcke eines digitalen audiosignals ATE502376T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR0609227A FR2907586A1 (fr) 2006-10-20 2006-10-20 Synthese de blocs perdus d'un signal audionumerique,avec correction de periode de pitch.
PCT/FR2007/052189 WO2008096084A1 (fr) 2006-10-20 2007-10-17 Synthèse de blocs perdus d'un signal audionumérique, avec correction de période de pitch

Publications (1)

Publication Number Publication Date
ATE502376T1 true ATE502376T1 (de) 2011-04-15

Family

ID=37735201

Family Applications (1)

Application Number Title Priority Date Filing Date
AT07871872T ATE502376T1 (de) 2006-10-20 2007-10-17 Synthese verlorener blöcke eines digitalen audiosignals

Country Status (14)

Country Link
US (1) US8417519B2 (de)
EP (1) EP2080195B1 (de)
JP (1) JP5289320B2 (de)
KR (1) KR101406742B1 (de)
CN (1) CN101627423B (de)
AT (1) ATE502376T1 (de)
BR (1) BRPI0718422B1 (de)
DE (1) DE602007013265D1 (de)
ES (1) ES2363181T3 (de)
FR (1) FR2907586A1 (de)
MX (1) MX2009004211A (de)
PL (1) PL2080195T3 (de)
RU (1) RU2432625C2 (de)
WO (1) WO2008096084A1 (de)

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US8706479B2 (en) * 2008-11-14 2014-04-22 Broadcom Corporation Packet loss concealment for sub-band codecs
KR101622950B1 (ko) * 2009-01-28 2016-05-23 삼성전자주식회사 오디오 신호의 부호화 및 복호화 방법 및 그 장치
JP5456370B2 (ja) * 2009-05-25 2014-03-26 任天堂株式会社 発音評価プログラム、発音評価装置、発音評価システムおよび発音評価方法
US8976675B2 (en) * 2011-02-28 2015-03-10 Avaya Inc. Automatic modification of VOIP packet retransmission level based on the psycho-acoustic value of the packet
JP5932399B2 (ja) * 2012-03-02 2016-06-08 キヤノン株式会社 撮像装置及び音声処理装置
CN105976830B (zh) 2013-01-11 2019-09-20 华为技术有限公司 音频信号编码和解码方法、音频信号编码和解码装置
FR3001593A1 (fr) * 2013-01-31 2014-08-01 France Telecom Correction perfectionnee de perte de trame au decodage d'un signal.
EP4322159A3 (de) 2013-02-05 2024-04-17 Telefonaktiebolaget LM Ericsson (publ) Verfahren und vorrichtung zur steuerung der audiorahmenverlustverschleierung
EP3576087B1 (de) 2013-02-05 2021-04-07 Telefonaktiebolaget LM Ericsson (publ) Audiorahmenverlustüberbrückung
US9478221B2 (en) 2013-02-05 2016-10-25 Telefonaktiebolaget Lm Ericsson (Publ) Enhanced audio frame loss concealment
EP3540731A3 (de) 2013-06-21 2019-10-30 FRAUNHOFER-GESELLSCHAFT zur Förderung der angewandten Forschung e.V. Schätzung der tonhöhenverzögerung
ES2671006T3 (es) * 2013-06-21 2018-06-04 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Reconstrucción de una trama de voz
US9418671B2 (en) * 2013-08-15 2016-08-16 Huawei Technologies Co., Ltd. Adaptive high-pass post-filter
PL3063759T3 (pl) 2013-10-31 2018-06-29 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Dekoder audio i sposób dostarczania zdekodowanej informacji audio z wykorzystaniem ukrywania błędów modyfikując sygnał pobudzenia w dziedzinie czasu
PL3063760T3 (pl) 2013-10-31 2018-05-30 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Dekoder audio i sposób dostarczania zdekodowanej informacji audio z wykorzystaniem ukrywania błędów na bazie sygnału pobudzenia w dziedzinie czasu
NO2780522T3 (de) 2014-05-15 2018-06-09
US9706317B2 (en) * 2014-10-24 2017-07-11 Starkey Laboratories, Inc. Packet loss concealment techniques for phone-to-hearing-aid streaming
JP6611042B2 (ja) * 2015-12-02 2019-11-27 パナソニックＩｐマネジメント株式会社 音声信号復号装置及び音声信号復号方法
GB2547877B (en) * 2015-12-21 2019-08-14 Graham Craven Peter Lossless bandsplitting and bandjoining using allpass filters
CN106970950B (zh) * 2017-03-07 2021-08-24 腾讯音乐娱乐（深圳）有限公司 相似音频数据的查找方法及装置
WO2022045395A1 (ko) * 2020-08-27 2022-03-03 임재윤 파열음 제거를 위한 오디오데이터를 보정하는 방법 및 장치

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3369077A (en) * 1964-06-09 1968-02-13 Ibm Pitch modification of audio waveforms
WO1994026036A1 (en) * 1993-05-04 1994-11-10 Motorola Inc. Apparatus and method for substantially eliminating noise in an audible output signal
US6597961B1 (en) * 1999-04-27 2003-07-22 Realnetworks, Inc. System and method for concealing errors in an audio transmission
JP2001228896A (ja) * 2000-02-14 2001-08-24 Iwatsu Electric Co Ltd 欠落音声パケットの代替置換方式
US6584438B1 (en) * 2000-04-24 2003-06-24 Qualcomm Incorporated Frame erasure compensation method in a variable rate speech coder
US20030163304A1 (en) * 2002-02-28 2003-08-28 Fisseha Mekuria Error concealment for voice transmission system
US20030220787A1 (en) * 2002-04-19 2003-11-27 Henrik Svensson Method of and apparatus for pitch period estimation
US7411985B2 (en) * 2003-03-21 2008-08-12 Lucent Technologies Inc. Low-complexity packet loss concealment method for voice-over-IP speech transmission
CN100576318C (zh) * 2003-05-14 2009-12-30 冲电气工业株式会社 用于隐藏被擦除的周期信号数据的装置与方法
JP4135621B2 (ja) * 2003-11-05 2008-08-20 沖電気工業株式会社 受信装置および方法
JP4698593B2 (ja) * 2004-07-20 2011-06-08 パナソニック株式会社 音声復号化装置および音声復号化方法
KR101041895B1 (ko) * 2006-08-15 2011-06-16 브로드콤 코포레이션 패킷 손실 후 디코딩된 오디오 신호의 시간 워핑

Also Published As

Publication number Publication date
RU2432625C2 (ru) 2011-10-27
EP2080195A1 (de) 2009-07-22
CN101627423B (zh) 2012-05-02
CN101627423A (zh) 2010-01-13
KR101406742B1 (ko) 2014-06-12
RU2009118929A (ru) 2010-11-27
DE602007013265D1 (de) 2011-04-28
JP5289320B2 (ja) 2013-09-11
WO2008096084A1 (fr) 2008-08-14
KR20090082415A (ko) 2009-07-30
US8417519B2 (en) 2013-04-09
EP2080195B1 (de) 2011-03-16
US20100318349A1 (en) 2010-12-16
PL2080195T3 (pl) 2011-09-30
BRPI0718422B1 (pt) 2020-02-11
ES2363181T3 (es) 2011-07-26
FR2907586A1 (fr) 2008-04-25
BRPI0718422A2 (pt) 2013-11-12
MX2009004211A (es) 2009-07-02
JP2010507121A (ja) 2010-03-04

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