ATE332002T1 - Verfahren und vorrichtung zur verschleierung von fehlerhaften rahmen während der sprachdekodierung - Google Patents

Verfahren und vorrichtung zur verschleierung von fehlerhaften rahmen während der sprachdekodierung

Info

Publication number
ATE332002T1
ATE332002T1 AT01983716T AT01983716T ATE332002T1 AT E332002 T1 ATE332002 T1 AT E332002T1 AT 01983716 T AT01983716 T AT 01983716T AT 01983716 T AT01983716 T AT 01983716T AT E332002 T1 ATE332002 T1 AT E332002T1
Authority
AT
Austria
Prior art keywords
frame during
ltp
voice decoding
during voice
parameters
Prior art date
Application number
AT01983716T
Other languages
English (en)
Inventor
Jari Maekinen
Hannu J Mikkola
Janne Vainio
Jani Rotola-Pukkila
Original Assignee
Nokia Corp
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 Nokia Corp filed Critical Nokia Corp
Application granted granted Critical
Publication of ATE332002T1 publication Critical patent/ATE332002T1/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
    • G10L19/04—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 predictive techniques
    • 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
    • G10L25/93—Discriminating between voiced and unvoiced parts of speech signals

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)
  • Detection And Prevention Of Errors In Transmission (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Error Detection And Correction (AREA)
AT01983716T 2000-10-31 2001-10-29 Verfahren und vorrichtung zur verschleierung von fehlerhaften rahmen während der sprachdekodierung ATE332002T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/702,540 US6968309B1 (en) 2000-10-31 2000-10-31 Method and system for speech frame error concealment in speech decoding

Publications (1)

Publication Number Publication Date
ATE332002T1 true ATE332002T1 (de) 2006-07-15

Family

ID=24821628

Family Applications (1)

Application Number Title Priority Date Filing Date
AT01983716T ATE332002T1 (de) 2000-10-31 2001-10-29 Verfahren und vorrichtung zur verschleierung von fehlerhaften rahmen während der sprachdekodierung

Country Status (14)

Country Link
US (1) US6968309B1 (de)
EP (1) EP1330818B1 (de)
JP (1) JP4313570B2 (de)
KR (1) KR100563293B1 (de)
CN (1) CN1218295C (de)
AT (1) ATE332002T1 (de)
AU (1) AU2002215138A1 (de)
BR (2) BRPI0115057B1 (de)
CA (1) CA2424202C (de)
DE (1) DE60121201T2 (de)
ES (1) ES2266281T3 (de)
PT (1) PT1330818E (de)
WO (1) WO2002037475A1 (de)
ZA (1) ZA200302556B (de)

Families Citing this family (40)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7821953B2 (en) * 2005-05-13 2010-10-26 Yahoo! Inc. Dynamically selecting CODECS for managing an audio message
EP1428206B1 (de) * 2001-08-17 2007-09-12 Broadcom Corporation Verfahren zum verbergen von bitfehlern für die sprachcodierung
AU2003250800A1 (en) * 2002-08-02 2004-03-03 Siemens Aktiengesellschaft Evaluation of received useful information by the detection of error concealment
US7634399B2 (en) * 2003-01-30 2009-12-15 Digital Voice Systems, Inc. Voice transcoder
GB2398982B (en) * 2003-02-27 2005-05-18 Motorola Inc Speech communication unit and method for synthesising speech therein
US7610190B2 (en) * 2003-10-15 2009-10-27 Fuji Xerox Co., Ltd. Systems and methods for hybrid text summarization
US7668712B2 (en) * 2004-03-31 2010-02-23 Microsoft Corporation Audio encoding and decoding with intra frames and adaptive forward error correction
US7409338B1 (en) * 2004-11-10 2008-08-05 Mediatek Incorporation Softbit speech decoder and related method for performing speech loss concealment
EP1846920B1 (de) * 2005-01-31 2017-04-19 Skype Verfahren zur erzeugung von verdeckungsdatenrahmen in einem kommunikationssystem
JP4846712B2 (ja) * 2005-03-14 2011-12-28 パナソニック株式会社 スケーラブル復号化装置およびスケーラブル復号化方法
US7177804B2 (en) 2005-05-31 2007-02-13 Microsoft Corporation Sub-band voice codec with multi-stage codebooks and redundant coding
US7707034B2 (en) * 2005-05-31 2010-04-27 Microsoft Corporation Audio codec post-filter
US7831421B2 (en) * 2005-05-31 2010-11-09 Microsoft Corporation Robust decoder
US8160874B2 (en) * 2005-12-27 2012-04-17 Panasonic Corporation Speech frame loss compensation using non-cyclic-pulse-suppressed version of previous frame excitation as synthesis filter source
KR100900438B1 (ko) * 2006-04-25 2009-06-01 삼성전자주식회사 음성 패킷 복구 장치 및 방법
KR100862662B1 (ko) 2006-11-28 2008-10-10 삼성전자주식회사 프레임 오류 은닉 방법 및 장치, 이를 이용한 오디오 신호복호화 방법 및 장치
CN100578618C (zh) * 2006-12-04 2010-01-06 华为技术有限公司 一种解码方法及装置
CN101226744B (zh) * 2007-01-19 2011-04-13 华为技术有限公司 语音解码器中实现语音解码的方法及装置
KR20080075050A (ko) * 2007-02-10 2008-08-14 삼성전자주식회사 오류 프레임의 파라미터 갱신 방법 및 장치
GB0703795D0 (en) * 2007-02-27 2007-04-04 Sepura Ltd Speech encoding and decoding in communications systems
US8165224B2 (en) 2007-03-22 2012-04-24 Research In Motion Limited Device and method for improved lost frame concealment
WO2008143871A1 (en) * 2007-05-15 2008-11-27 Radioframe Networks, Inc. Transporting gsm packets over a discontinuous ip based network
US8706480B2 (en) * 2007-06-11 2014-04-22 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Audio encoder for encoding an audio signal having an impulse-like portion and stationary portion, encoding methods, decoder, decoding method, and encoding audio signal
CN100524462C (zh) 2007-09-15 2009-08-05 华为技术有限公司 对高带信号进行帧错误隐藏的方法及装置
KR101525617B1 (ko) * 2007-12-10 2015-06-04 한국전자통신연구원 다중 경로를 이용한 스트리밍 데이터 송수신 장치 및 그방법
US20090180531A1 (en) * 2008-01-07 2009-07-16 Radlive Ltd. codec with plc capabilities
WO2009152124A1 (en) * 2008-06-10 2009-12-17 Dolby Laboratories Licensing Corporation Concealing audio artifacts
KR101622950B1 (ko) * 2009-01-28 2016-05-23 삼성전자주식회사 오디오 신호의 부호화 및 복호화 방법 및 그 장치
US10230346B2 (en) 2011-01-10 2019-03-12 Zhinian Jing Acoustic voice activity detection
CN104718571B (zh) 2012-06-08 2018-09-18 三星电子株式会社 用于隐藏帧错误的方法和设备以及用于音频解码的方法和设备
US9406307B2 (en) * 2012-08-19 2016-08-02 The Regents Of The University Of California Method and apparatus for polyphonic audio signal prediction in coding and networking systems
US9830920B2 (en) 2012-08-19 2017-11-28 The Regents Of The University Of California Method and apparatus for polyphonic audio signal prediction in coding and networking systems
PT2922053T (pt) * 2012-11-15 2019-10-15 Ntt Docomo Inc Dispositivo de codificação de áudio, método de codificação de áudio, programa de codificação de áudio, dispositivo de descodificação de áudio, método de descodificação de áudio, e programa de descodificação de áudio
EP2922054A1 (de) 2014-03-19 2015-09-23 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung, Verfahren und zugehöriges Computerprogramm zur Erzeugung eines Fehlerverschleierungssignals unter Verwendung einer adaptiven Rauschschätzung
EP2922055A1 (de) * 2014-03-19 2015-09-23 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung, Verfahren und zugehöriges Computerprogramm zur Erzeugung eines Fehlerverschleierungssignals mit einzelnen Ersatz-LPC-Repräsentationen für individuelle Codebuchinformationen
EP2922056A1 (de) 2014-03-19 2015-09-23 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung, Verfahren und zugehöriges Computerprogramm zur Erzeugung eines Fehlerverschleierungssignals unter Verwendung von Leistungskompensation
JP7337539B2 (ja) 2018-06-21 2023-09-04 メディヴィル・アクチエボラーグ 白血病療法のための塩基修飾シチジンヌクレオチド
KR102664768B1 (ko) 2019-01-13 2024-05-17 후아웨이 테크놀러지 컴퍼니 리미티드 고해상도 오디오 코딩
US12462814B2 (en) * 2023-10-06 2025-11-04 Digital Voice Systems, Inc. Bit error correction in digital speech
US20250336405A1 (en) * 2024-04-24 2025-10-30 Digital Voice Systems, Inc. Voicing Smoother

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5699485A (en) * 1995-06-07 1997-12-16 Lucent Technologies Inc. Pitch delay modification during frame erasures
US6188980B1 (en) * 1998-08-24 2001-02-13 Conexant Systems, Inc. Synchronized encoder-decoder frame concealment using speech coding parameters including line spectral frequencies and filter coefficients
US6453287B1 (en) * 1999-02-04 2002-09-17 Georgia-Tech Research Corporation Apparatus and quality enhancement algorithm for mixed excitation linear predictive (MELP) and other speech coders
US6377915B1 (en) * 1999-03-17 2002-04-23 Yrp Advanced Mobile Communication Systems Research Laboratories Co., Ltd. Speech decoding using mix ratio table
US7031926B2 (en) * 2000-10-23 2006-04-18 Nokia Corporation Spectral parameter substitution for the frame error concealment in a speech decoder

Also Published As

Publication number Publication date
CN1218295C (zh) 2005-09-07
US6968309B1 (en) 2005-11-22
EP1330818B1 (de) 2006-06-28
BR0115057A (pt) 2004-06-15
DE60121201T2 (de) 2007-05-31
ES2266281T3 (es) 2007-03-01
KR20030086577A (ko) 2003-11-10
BRPI0115057B1 (pt) 2018-09-18
CN1489762A (zh) 2004-04-14
AU2002215138A1 (en) 2002-05-15
JP2004526173A (ja) 2004-08-26
DE60121201D1 (de) 2006-08-10
KR100563293B1 (ko) 2006-03-22
PT1330818E (pt) 2006-11-30
WO2002037475A1 (en) 2002-05-10
JP4313570B2 (ja) 2009-08-12
EP1330818A1 (de) 2003-07-30
ZA200302556B (en) 2004-04-05
CA2424202A1 (en) 2002-05-10
CA2424202C (en) 2009-05-19

Similar Documents

Publication Publication Date Title
DE60121201D1 (de) Verfahren und vorrichtung zur verschleierung von fehlerhaften rahmen während der sprachdekodierung
DE69620585D1 (de) Verfahren und vorrichtung zur detektion und umgehung von tandem-sprachkodierung
ATE492014T1 (de) Redundanter audio bitstrom und verfahren zur vearbeitung von audio bitströmen
ATE262723T1 (de) Verbesserte verfahren zur rückgewinnung verlorener datenrahmen für ein lpc-basiertes, parametrisches sprachkodierungsystem.
DE50204426D1 (de) Vorrichtung und verfahren zum codieren eines zeitdiskreten audiosignals und vorrichtung und verfahren zum decodieren von codierten audiodaten
JP2008546021A5 (de)
NO20045578L (no) Fremgangsmate og innretting for effektiv skjuling av rammesletting i linearprediktivbaserte talekodeker
ATE485581T1 (de) Verfahren und vorrichtung zur rahmenfehlerverbergung für ein hochbandsignal
ATE202232T1 (de) Verfahren zur sprachkodierung
ATE452402T1 (de) Unterstützung eines wechsels zwischen audiocodierer-betriebsarten
ATE548726T1 (de) Verfahren und vorrichtungen zur wiederherstellung gelöschter rahmen
ATE417346T1 (de) Spracherkennungs- und korrektursystem, korrekturvorrichtung und verfahren zur erstellung eines lexikons von alternativen
ATE317571T1 (de) Sprachübertragungssystem und verfahren zur behandlung verlorener datenrahmen
DE602004004950D1 (de) Vorrichtung und Verfahren zum Bitraten-skalierbaren Sprachkodieren und -dekodieren
ATE265083T1 (de) Verfahren und vorrichtung zum unterscheidenden training von akustischen modellen in einem spracherkennungssystem
ATE544149T1 (de) Rahmenfehler-verbergungsverfahren und vorrichtung und decodierverfahren und vorrichtung damit
CA2306098A1 (en) Multimode speech coding apparatus and decoding apparatus
ATE281712T1 (de) Verfahren zur kodierung oder dekodierung und vorrichtung zum kodieren oder dekodieren
EP1748425A3 (de) Halbrätiger Vocoder
ATE388466T1 (de) Verfahren zur codierung und decodierung von audio mit variabler rate
ATE478417T1 (de) Verfahren und vorrichtung zum verarbeiten codierter audiodaten
DE60117558D1 (de) Verfahren zur rauschrobusten klassifikation in der sprachkodierung
CA2315324A1 (en) Speech signal decoding method and apparatus
CN103117062B (zh) 语音解码器中帧差错隐藏的谱参数代替方法及系统
ATE336780T1 (de) Verschleierungsverfahren bei verlust von sprachrahmen

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties