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)
  • Computational Linguistics (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)
  • 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) BR0115057A (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 (39)

* 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
US6885988B2 (en) * 2001-08-17 2005-04-26 Broadcom Corporation Bit error concealment methods for speech coding
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
WO2006079348A1 (en) * 2005-01-31 2006-08-03 Sonorit Aps Method for generating concealment frames in communication system
CN101138174B (zh) * 2005-03-14 2013-04-24 松下电器产业株式会社 可扩展解码装置和可扩展解码方法
US7707034B2 (en) * 2005-05-31 2010-04-27 Microsoft Corporation Audio codec post-filter
US7177804B2 (en) 2005-05-31 2007-02-13 Microsoft Corporation Sub-band voice codec with multi-stage codebooks and redundant coding
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
KR101196506B1 (ko) * 2007-06-11 2012-11-01 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. 임펄스형 부분 및 정적 부분을 갖는 오디오 신호를 인코딩하는 오디오 인코더 및 인코딩 방법, 디코더, 디코딩 방법 및 인코딩된 오디오 신호
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
US10218327B2 (en) * 2011-01-10 2019-02-26 Zhinian Jing Dynamic enhancement of audio (DAE) in headset systems
HUE063724T2 (hu) 2012-06-08 2024-01-28 Samsung Electronics Co Ltd Eljárás és berendezés kerethiba elrejtésére és eljárás és berendezés audió dekódolásra
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
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
EP4525312A3 (de) * 2012-11-15 2025-05-14 Ntt Docomo, Inc. Audiokodierungsvorrichtung
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
BR112021013720A2 (pt) * 2019-01-13 2021-09-21 Huawei Technologies Co., Ltd. Método implementado por computador para codificação de áudio, dispositivo eletrônico e meio legível por computador não transitório
US12462814B2 (en) * 2023-10-06 2025-11-04 Digital Voice Systems, Inc. Bit error correction in digital speech

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

Similar Documents

Publication Publication Date Title
ATE332002T1 (de) Verfahren und vorrichtung zur verschleierung von fehlerhaften rahmen während der sprachdekodierung
DE69620585D1 (de) Verfahren und vorrichtung zur detektion und umgehung von tandem-sprachkodierung
EP0770990A3 (de) Verfahren und Vorrichtung zur Sprachkodierung und -dekodierung
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
DE69521254D1 (de) Verfahren zur sprachkodierung
ATE452402T1 (de) Unterstützung eines wechsels zwischen audiocodierer-betriebsarten
RU2007144493A (ru) Поддиапазонный речевой кодекс с многокаскадными таблицами кодирования и избыточным кодированием
ATE417346T1 (de) Spracherkennungs- und korrektursystem, korrekturvorrichtung und verfahren zur erstellung eines lexikons von alternativen
ATE427546T1 (de) Sprachubertragungssystem und verfahren zur behandlung verlorener datenrahmen
EP1091348A3 (de) Verfahren und Vorrichtung zur Reduzierung der Sprachinaktivität in einer mit niedriger Bitrate kodierten Sprachnachricht
WO2007073604A8 (en) Method and device for efficient frame erasure concealment in speech codecs
DE602004007786D1 (de) Verfahren und vorrichtung zur quantisierung des verstärkungsfaktors in einem breitbandsprachkodierer mit variabler bitrate
DE602004004950D1 (de) Vorrichtung und Verfahren zum Bitraten-skalierbaren Sprachkodieren und -dekodieren
CA2306098A1 (en) Multimode speech coding apparatus and decoding apparatus
EP1748425A3 (de) Halbrätiger Vocoder
DE60319590D1 (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
DE60032006D1 (de) Prädiktionssprachkodierer mit musterauswahl für kodierungsshema zum reduzieren der empfindlichkeit für rahmenfehlern
CN103117062B (zh) 语音解码器中帧差错隐藏的谱参数代替方法及系统
ATE168809T1 (de) Verfahren und vorrichtung zur kodierung/dekodierung von hintergrundgeräuschen

Legal Events

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