ZA200409643B - Method and device for efficient frame erasure concealment in linear predictive based speech codes - Google Patents

Method and device for efficient frame erasure concealment in linear predictive based speech codes Download PDF

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Publication number
ZA200409643B
ZA200409643B ZA200409643A ZA200409643A ZA200409643B ZA 200409643 B ZA200409643 B ZA 200409643B ZA 200409643 A ZA200409643 A ZA 200409643A ZA 200409643 A ZA200409643 A ZA 200409643A ZA 200409643 B ZA200409643 B ZA 200409643B
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South Africa
Prior art keywords
frame
signal
decoder
voiced
concealment
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ZA200409643A
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English (en)
Inventor
Milan Jelinek
Philippe Gournay
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Voiceage Corp
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Publication of ZA200409643B publication Critical patent/ZA200409643B/en

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    • 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
    • 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
    • G10L19/08—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
    • G10L19/12—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters the excitation function being a code excitation, e.g. in code excited linear prediction [CELP] vocoders

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  • 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)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
ZA200409643A 2002-05-31 2004-11-29 Method and device for efficient frame erasure concealment in linear predictive based speech codes ZA200409643B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA002388439A CA2388439A1 (en) 2002-05-31 2002-05-31 A method and device for efficient frame erasure concealment in linear predictive based speech codecs

Publications (1)

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ZA200409643B true ZA200409643B (en) 2006-06-28

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ZA200409643A ZA200409643B (en) 2002-05-31 2004-11-29 Method and device for efficient frame erasure concealment in linear predictive based speech codes

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US (1) US7693710B2 (de)
EP (1) EP1509903B1 (de)
JP (1) JP4658596B2 (de)
KR (1) KR101032119B1 (de)
CN (1) CN100338648C (de)
AU (1) AU2003233724B2 (de)
BR (3) BR0311523A (de)
CA (2) CA2388439A1 (de)
DK (1) DK1509903T3 (de)
ES (1) ES2625895T3 (de)
MX (1) MXPA04011751A (de)
MY (1) MY141649A (de)
NO (1) NO20045578L (de)
NZ (1) NZ536238A (de)
PT (1) PT1509903T (de)
RU (1) RU2325707C2 (de)
WO (1) WO2003102921A1 (de)
ZA (1) ZA200409643B (de)

Families Citing this family (151)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7558295B1 (en) * 2003-06-05 2009-07-07 Mindspeed Technologies, Inc. Voice access model using modem and speech compression technologies
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
KR100587953B1 (ko) * 2003-12-26 2006-06-08 한국전자통신연구원 대역-분할 광대역 음성 코덱에서의 고대역 오류 은닉 장치 및 그를 이용한 비트스트림 복호화 시스템
CA2457988A1 (en) * 2004-02-18 2005-08-18 Voiceage Corporation Methods and devices for audio compression based on acelp/tcx coding and multi-rate lattice vector quantization
US7668712B2 (en) 2004-03-31 2010-02-23 Microsoft Corporation Audio encoding and decoding with intra frames and adaptive forward error correction
CN1989548B (zh) * 2004-07-20 2010-12-08 松下电器产业株式会社 语音解码装置及补偿帧生成方法
FR2880724A1 (fr) * 2005-01-11 2006-07-14 France Telecom Procede et dispositif de codage optimise entre deux modeles de prediction a long terme
KR101237546B1 (ko) 2005-01-31 2013-02-26 스카이프 통신 시스템에서 프레임들을 연결하는 방법
KR100612889B1 (ko) * 2005-02-05 2006-08-14 삼성전자주식회사 선스펙트럼 쌍 파라미터 복원 방법 및 장치와 그 음성복호화 장치
US20070147518A1 (en) * 2005-02-18 2007-06-28 Bruno Bessette Methods and devices for low-frequency emphasis during audio compression based on ACELP/TCX
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
US7930176B2 (en) * 2005-05-20 2011-04-19 Broadcom Corporation Packet loss concealment for block-independent speech codecs
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
ATE490454T1 (de) * 2005-07-22 2010-12-15 France Telecom Verfahren zum umschalten der raten- und bandbreitenskalierbaren audiodecodierungsrate
KR100723409B1 (ko) * 2005-07-27 2007-05-30 삼성전자주식회사 프레임 소거 은닉장치 및 방법, 및 이를 이용한 음성복호화 방법 및 장치
US8620644B2 (en) * 2005-10-26 2013-12-31 Qualcomm Incorporated Encoder-assisted frame loss concealment techniques for audio coding
US7805297B2 (en) * 2005-11-23 2010-09-28 Broadcom Corporation Classification-based frame loss concealment for audio signals
US8255207B2 (en) * 2005-12-28 2012-08-28 Voiceage Corporation Method and device for efficient frame erasure concealment in speech codecs
KR101151746B1 (ko) 2006-01-02 2012-06-15 삼성전자주식회사 오디오 신호용 잡음제거 방법 및 장치
FR2897977A1 (fr) * 2006-02-28 2007-08-31 France Telecom Procede de limitation de gain d'excitation adaptative dans un decodeur audio
JP5173795B2 (ja) * 2006-03-17 2013-04-03 パナソニック株式会社 スケーラブル符号化装置およびスケーラブル符号化方法
KR100900438B1 (ko) * 2006-04-25 2009-06-01 삼성전자주식회사 음성 패킷 복구 장치 및 방법
CN1983909B (zh) * 2006-06-08 2010-07-28 华为技术有限公司 一种丢帧隐藏装置和方法
US8218529B2 (en) * 2006-07-07 2012-07-10 Avaya Canada Corp. Device for and method of terminating a VoIP call
CN101101753B (zh) * 2006-07-07 2011-04-20 乐金电子（昆山）电脑有限公司 音频帧识别方法
JP5052514B2 (ja) * 2006-07-12 2012-10-17 パナソニック株式会社 音声復号装置
US8255213B2 (en) 2006-07-12 2012-08-28 Panasonic Corporation Speech decoding apparatus, speech encoding apparatus, and lost frame concealment method
US8015000B2 (en) * 2006-08-03 2011-09-06 Broadcom Corporation Classification-based frame loss concealment for audio signals
US8280728B2 (en) * 2006-08-11 2012-10-02 Broadcom Corporation Packet loss concealment for a sub-band predictive coder based on extrapolation of excitation waveform
CN101366080B (zh) * 2006-08-15 2011-10-19 美国博通公司 一种更新解码器的状态的方法和系统
US8024192B2 (en) * 2006-08-15 2011-09-20 Broadcom Corporation Time-warping of decoded audio signal after packet loss
JP4827661B2 (ja) * 2006-08-30 2011-11-30 富士通株式会社 信号処理方法及び装置
CN101155140A (zh) * 2006-10-01 2008-04-02 华为技术有限公司 音频流错误隐藏的方法、装置和系统
US7877253B2 (en) * 2006-10-06 2011-01-25 Qualcomm Incorporated Systems, methods, and apparatus for frame erasure recovery
PT2102619T (pt) * 2006-10-24 2017-05-25 Voiceage Corp Método e dispositivo para codificação de tramas de transição em sinais de voz
JP5123516B2 (ja) * 2006-10-30 2013-01-23 株式会社エヌ・ティ・ティ・ドコモ 復号装置、符号化装置、復号方法及び符号化方法
DE602006015328D1 (de) * 2006-11-03 2010-08-19 Psytechnics Ltd Abtastfehlerkompensation
EP1921608A1 (de) * 2006-11-13 2008-05-14 Electronics And Telecommunications Research Institute Verfahren für die Einfügung von Vektorinformationen zum Schätzen von Sprachdaten in der Phase der Neusynchronisierung von Schlüsseln, Verfahren zum Übertragen von Vektorinformationen und Verfahren zum Schätzen der Sprachdaten bei der Neusynchronisierung von Schlüsseln unter Verwendung der Vektorinformationen
KR100862662B1 (ko) * 2006-11-28 2008-10-10 삼성전자주식회사 프레임 오류 은닉 방법 및 장치, 이를 이용한 오디오 신호복호화 방법 및 장치
KR101291193B1 (ko) * 2006-11-30 2013-07-31 삼성전자주식회사 프레임 오류은닉방법
JPWO2008072671A1 (ja) * 2006-12-13 2010-04-02 パナソニック株式会社 音声復号化装置およびパワ調整方法
JP5596341B2 (ja) 2007-03-02 2014-09-24 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ 音声符号化装置および音声符号化方法
US9129590B2 (en) * 2007-03-02 2015-09-08 Panasonic Intellectual Property Corporation Of America Audio encoding device using concealment processing and audio decoding device using concealment processing
CN101622668B (zh) * 2007-03-02 2012-05-30 艾利森电话股份有限公司 电信网络中的方法和装置
EP2120234B1 (de) * 2007-03-02 2016-01-06 Panasonic Intellectual Property Corporation of America Gerät und Verfahren zur Sprachkodierung
US8126707B2 (en) * 2007-04-05 2012-02-28 Texas Instruments Incorporated Method and system for speech compression
US20080249783A1 (en) * 2007-04-05 2008-10-09 Texas Instruments Incorporated Layered Code-Excited Linear Prediction Speech Encoder and Decoder Having Plural Codebook Contributions in Enhancement Layers Thereof and Methods of Layered CELP Encoding and Decoding
WO2008146466A1 (ja) * 2007-05-24 2008-12-04 Panasonic Corporation オーディオ復号装置、オーディオ復号方法、プログラム及び集積回路
JP5618826B2 (ja) * 2007-06-14 2014-11-05 ヴォイスエイジ・コーポレーション Ｉｔｕ．ｔ勧告ｇ．７１１と相互運用可能なｐｃｍコーデックにおいてフレーム消失を補償する装置および方法
CN101325631B (zh) * 2007-06-14 2010-10-20 华为技术有限公司 一种估计基音周期的方法和装置
KR100906766B1 (ko) * 2007-06-18 2009-07-09 한국전자통신연구원 키 재동기 구간의 음성 데이터 예측을 위한 음성 데이터송수신 장치 및 방법
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
KR101449431B1 (ko) 2007-10-09 2014-10-14 삼성전자주식회사 계층형 광대역 오디오 신호의 부호화 방법 및 장치
US8396704B2 (en) * 2007-10-24 2013-03-12 Red Shift Company, Llc Producing time uniform feature vectors
CN101207665B (zh) 2007-11-05 2010-12-08 华为技术有限公司 一种衰减因子的获取方法
CN100550712C (zh) * 2007-11-05 2009-10-14 华为技术有限公司 一种信号处理方法和处理装置
KR100998396B1 (ko) * 2008-03-20 2010-12-03 광주과학기술원 프레임 손실 은닉 방법, 프레임 손실 은닉 장치 및 음성송수신 장치
FR2929466A1 (fr) * 2008-03-28 2009-10-02 France Telecom Dissimulation d'erreur de transmission dans un signal numerique dans une structure de decodage hierarchique
US20090319261A1 (en) * 2008-06-20 2009-12-24 Qualcomm Incorporated Coding of transitional speech frames for low-bit-rate applications
US20090319263A1 (en) * 2008-06-20 2009-12-24 Qualcomm Incorporated Coding of transitional speech frames for low-bit-rate applications
US8768690B2 (en) 2008-06-20 2014-07-01 Qualcomm Incorporated Coding scheme selection for low-bit-rate applications
ES2683077T3 (es) * 2008-07-11 2018-09-24 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Codificador y decodificador de audio para codificar y decodificar tramas de una señal de audio muestreada
DE102008042579B4 (de) * 2008-10-02 2020-07-23 Robert Bosch Gmbh Verfahren zur Fehlerverdeckung bei fehlerhafter Übertragung von Sprachdaten
US8706479B2 (en) * 2008-11-14 2014-04-22 Broadcom Corporation Packet loss concealment for sub-band codecs
CN101599272B (zh) * 2008-12-30 2011-06-08 华为技术有限公司 基音搜索方法及装置
CN101958119B (zh) * 2009-07-16 2012-02-29 中兴通讯股份有限公司 一种改进的离散余弦变换域音频丢帧补偿器和补偿方法
RU2591011C2 (ru) * 2009-10-20 2016-07-10 Фраунхофер-Гезелльшафт цур Фёрдерунг дер ангевандтен Форшунг Е.Ф. Кодер аудиосигнала, декодер аудиосигнала, способ кодирования или декодирования аудиосигнала с удалением алиасинга (наложения спектров)
JP5812998B2 (ja) * 2009-11-19 2015-11-17 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） オーディオコーデックにおけるラウドネスおよびシャープネスの補償のための方法および装置
KR101761629B1 (ko) * 2009-11-24 2017-07-26 엘지전자 주식회사 오디오 신호 처리 방법 및 장치
ES2686889T3 (es) 2009-12-14 2018-10-22 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Dispositivo de cuantificación vectorial, dispositivo de codificación de voz, procedimiento de cuantificación vectorial y procedimiento de codificación de voz
KR101381272B1 (ko) 2010-01-08 2014-04-07 니뽄 덴신 덴와 가부시키가이샤 부호화 방법, 복호 방법, 부호화 장치, 복호 장치, 프로그램 및 기록 매체
US20110196673A1 (en) * 2010-02-11 2011-08-11 Qualcomm Incorporated Concealing lost packets in a sub-band coding decoder
US8660195B2 (en) 2010-08-10 2014-02-25 Qualcomm Incorporated Using quantized prediction memory during fast recovery coding
EP4239635A3 (de) * 2010-11-22 2023-11-15 Ntt Docomo, Inc. Audiocodierungsvorrichtung, -verfahren und -programm sowie audiodecodierungsvorrichtung, -verfahren und -programm
WO2012070370A1 (ja) * 2010-11-22 2012-05-31 株式会社エヌ・ティ・ティ・ドコモ 音声符号化装置、方法およびプログラム、並びに、音声復号装置、方法およびプログラム
JP5724338B2 (ja) * 2010-12-03 2015-05-27 ソニー株式会社 符号化装置および符号化方法、復号装置および復号方法、並びにプログラム
AU2012217158B2 (en) 2011-02-14 2014-02-27 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Information signal representation using lapped transform
EP4243017A3 (de) 2011-02-14 2023-11-08 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und verfahren zur decodierung eines audiosignals unter verwendung eines ausgerichteten look-ahead-abschnitts
ES2535609T3 (es) 2011-02-14 2015-05-13 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Codificador de audio con estimación de ruido de fondo durante fases activas
PL2676266T3 (pl) 2011-02-14 2015-08-31 Fraunhofer Ges Forschung Układ kodowania na bazie predykcji liniowej wykorzystujący kształtowanie szumu w dziedzinie widmowej
CN103493129B (zh) 2011-02-14 2016-08-10 弗劳恩霍夫应用研究促进协会 用于使用瞬态检测及质量结果将音频信号的部分编码的装置与方法
BR112013020324B8 (pt) * 2011-02-14 2022-02-08 Fraunhofer Ges Forschung Aparelho e método para supressão de erro em fala unificada de baixo atraso e codificação de áudio
PL2676268T3 (pl) 2011-02-14 2015-05-29 Fraunhofer Ges Forschung Urządzenie i sposób przetwarzania zdekodowanego sygnału audio w domenie widmowej
PT2676267T (pt) 2011-02-14 2017-09-26 Fraunhofer Ges Forschung Codificação e descodificação de posições de pulso de faixas de um sinal de áudio
TWI488176B (zh) 2011-02-14 2015-06-11 Fraunhofer Ges Forschung 音訊信號音軌脈衝位置之編碼與解碼技術
JP2012203351A (ja) * 2011-03-28 2012-10-22 Yamaha Corp 子音識別装置、およびプログラム
US9026434B2 (en) 2011-04-11 2015-05-05 Samsung Electronic Co., Ltd. Frame erasure concealment for a multi rate speech and audio codec
WO2013063688A1 (en) 2011-11-03 2013-05-10 Voiceage Corporation Improving non-speech content for low rate celp decoder
JP6012203B2 (ja) 2012-03-05 2016-10-25 キヤノン株式会社 画像処理装置、及び制御方法
US20130282373A1 (en) * 2012-04-23 2013-10-24 Qualcomm Incorporated Systems and methods for audio signal processing
US9589570B2 (en) 2012-09-18 2017-03-07 Huawei Technologies Co., Ltd. Audio classification based on perceptual quality for low or medium bit rates
US9123328B2 (en) * 2012-09-26 2015-09-01 Google Technology Holdings LLC Apparatus and method for audio frame loss recovery
CN103714821A (zh) 2012-09-28 2014-04-09 杜比实验室特许公司 基于位置的混合域数据包丢失隐藏
CN102984122A (zh) * 2012-10-09 2013-03-20 中国科学技术大学苏州研究院 基于amr-wb码率伪装的ip语音隐蔽通信方法
CN104871242B (zh) 2012-12-21 2017-10-24 弗劳恩霍夫应用研究促进协会 在音频信号的不连续传输中具有高频谱时间分辨率的舒缓噪声的生成
BR112015014217B1 (pt) 2012-12-21 2021-11-03 Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E.V Adição de ruído de conforto para modelagem do ruído de fundo em baixas taxas de bits
US9601125B2 (en) * 2013-02-08 2017-03-21 Qualcomm Incorporated Systems and methods of performing noise modulation and gain adjustment
EP3098811B1 (de) * 2013-02-13 2018-10-17 Telefonaktiebolaget LM Ericsson (publ) Verschleierung von rahmenfehlern
US9842598B2 (en) * 2013-02-21 2017-12-12 Qualcomm Incorporated Systems and methods for mitigating potential frame instability
KR102148407B1 (ko) * 2013-02-27 2020-08-27 한국전자통신연구원 소스 필터를 이용한 주파수 스펙트럼 처리 장치 및 방법
HRP20231248T1 (hr) 2013-03-04 2024-02-02 Voiceage Evs Llc Uređaj i postupak za smanјenјe šuma kvantizacije u dekoderu vremenskog domena
CN104217723B (zh) * 2013-05-30 2016-11-09 华为技术有限公司 信号编码方法及设备
SG11201510513WA (en) * 2013-06-21 2016-01-28 Fraunhofer Ges Forschung Method and apparatus for obtaining spectrum coefficients for a replacement frame of an audio signal, audio decoder, audio receiver and system for transmitting audio signals
CA2916150C (en) 2013-06-21 2019-06-18 Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E.V. Apparatus and method realizing improved concepts for tcx ltp
MX352092B (es) 2013-06-21 2017-11-08 Fraunhofer Ges Forschung Aparato y método para mejorar el ocultamiento del libro de códigos adaptativo en la ocultación similar a acelp empleando una resincronización de pulsos mejorada.
JP6228298B2 (ja) 2013-06-21 2017-11-08 フラウンホーファー−ゲゼルシャフト・ツール・フェルデルング・デル・アンゲヴァンテン・フォルシュング・アインゲトラーゲネル・フェライン エネルギー調整モジュールを備えた帯域幅拡大モジュールを有するオーディオ復号器
BR112015031824B1 (pt) 2013-06-21 2021-12-14 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Aparelho e método para uma ocultação melhorada do livro do código adaptativo na ocultação tipo acelp utilizando uma estimativa melhorada de atraso de pitch
CN108364657B (zh) * 2013-07-16 2020-10-30 超清编解码有限公司 处理丢失帧的方法和解码器
CN104299614B (zh) * 2013-07-16 2017-12-29 华为技术有限公司 解码方法和解码装置
JP5981408B2 (ja) * 2013-10-29 2016-08-31 株式会社Ｎｔｔドコモ 音声信号処理装置、音声信号処理方法、及び音声信号処理プログラム
BR122022008597B1 (pt) * 2013-10-31 2023-01-31 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Decodificador áudio e método para fornecer uma informação de áudio decodificada utilizando uma dissimulação de erro que modifica um sinal de excitação de domínio de tempo
PT3285254T (pt) * 2013-10-31 2019-07-09 Fraunhofer Ges Forschung Descodificador de áudio e método para fornecer uma informação de áudio descodificada utilizando uma ocultação de erro com base num sinal de excitação no domínio de tempo
FR3013496A1 (fr) * 2013-11-15 2015-05-22 Orange Transition d'un codage/decodage par transformee vers un codage/decodage predictif
CN104751849B (zh) 2013-12-31 2017-04-19 华为技术有限公司 语音频码流的解码方法及装置
CN110992965A (zh) * 2014-02-24 2020-04-10 三星电子株式会社 信号分类方法和装置以及使用其的音频编码方法和装置
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
CN107369453B (zh) 2014-03-21 2021-04-20 华为技术有限公司 语音频码流的解码方法及装置
ES2768090T3 (es) * 2014-03-24 2020-06-19 Nippon Telegraph & Telephone Método de codificación, codificador, programa y soporte de registro
EP4336500A3 (de) * 2014-04-17 2024-04-03 VoiceAge EVS LLC Verfahren, codierer und decodierer zur linearen prädiktiven codierung und decodierung von tonsignalen beim übergang zwischen rahmen mit verschiedenen abtastraten
US9697843B2 (en) * 2014-04-30 2017-07-04 Qualcomm Incorporated High band excitation signal generation
NO2780522T3 (de) 2014-05-15 2018-06-09
MX368572B (es) * 2014-05-15 2019-10-08 Ericsson Telefon Ab L M Clasificacion y codificacion de señal de audio.
CN106683681B (zh) * 2014-06-25 2020-09-25 华为技术有限公司 处理丢失帧的方法和装置
EP3614382B1 (de) * 2014-07-28 2020-10-07 Nippon Telegraph And Telephone Corporation Kodierung eines tonsignals
EP2980797A1 (de) * 2014-07-28 2016-02-03 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audiodecodierer, Verfahren und Computerprogramm mit Zero-Input-Response zur Erzeugung eines sanften Übergangs
TWI602172B (zh) * 2014-08-27 2017-10-11 弗勞恩霍夫爾協會 使用參數以加強隱蔽之用於編碼及解碼音訊內容的編碼器、解碼器及方法
CN105590629B (zh) * 2014-11-18 2018-09-21 华为终端（东莞）有限公司 一种语音处理的方法及装置
KR102547480B1 (ko) 2014-12-09 2023-06-26 돌비 인터네셔널 에이비 Ｍｄｃｔ-도메인 에러 은닉
CN105810214B (zh) * 2014-12-31 2019-11-05 展讯通信（上海）有限公司 语音激活检测方法及装置
US9916835B2 (en) * 2015-01-22 2018-03-13 Sennheiser Electronic Gmbh & Co. Kg Digital wireless audio transmission system
US9830921B2 (en) * 2015-08-17 2017-11-28 Qualcomm Incorporated High-band target signal control
US10657983B2 (en) * 2016-06-15 2020-05-19 Intel Corporation Automatic gain control for speech recognition
US9679578B1 (en) 2016-08-31 2017-06-13 Sorenson Ip Holdings, Llc Signal clipping compensation
CN108011686B (zh) * 2016-10-31 2020-07-14 腾讯科技（深圳）有限公司 信息编码帧丢失恢复方法和装置
WO2019000178A1 (zh) * 2017-06-26 2019-01-03 华为技术有限公司 一种丢帧补偿方法及设备
CN107564533A (zh) * 2017-07-12 2018-01-09 同济大学 基于信源先验信息的语音帧修复方法和装置
CN111133510B (zh) * 2017-09-20 2023-08-22 沃伊斯亚吉公司 用于在celp编解码器中高效地分配比特预算的方法和设备
CN118038881A (zh) * 2018-04-05 2024-05-14 瑞典爱立信有限公司 支持生成舒适噪声的方法和设备
US10763885B2 (en) 2018-11-06 2020-09-01 Stmicroelectronics S.R.L. Method of error concealment, and associated device
US10803876B2 (en) * 2018-12-21 2020-10-13 Microsoft Technology Licensing, Llc Combined forward and backward extrapolation of lost network data
US10784988B2 (en) 2018-12-21 2020-09-22 Microsoft Technology Licensing, Llc Conditional forward error correction for network data
CN111063362B (zh) * 2019-12-11 2022-03-22 中国电子科技集团公司第三十研究所 一种数字语音通信噪音消除和语音恢复方法及装置
CN113766239A (zh) * 2020-06-05 2021-12-07 于江鸿 数据处理的方法和系统
US11388721B1 (en) * 2020-06-08 2022-07-12 Sprint Spectrum L.P. Use of voice muting as a basis to limit application of resource-intensive service
CN113113030B (zh) * 2021-03-22 2022-03-22 浙江大学 一种基于降噪自编码器的高维受损数据无线传输方法
EP4329202A1 (de) 2021-05-25 2024-02-28 Samsung Electronics Co., Ltd. Auf neuronalem netzwerk basierender selbstkorrigierender min-sum-decodierer und elektronische vorrichtung damit
KR20220159071A (ko) * 2021-05-25 2022-12-02 삼성전자주식회사 신경망 자기 정정 최소합 복호기 및 이를 포함하는 전자 장치

Family Cites Families (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4707857A (en) * 1984-08-27 1987-11-17 John Marley Voice command recognition system having compact significant feature data
US5701392A (en) 1990-02-23 1997-12-23 Universite De Sherbrooke Depth-first algebraic-codebook search for fast coding of speech
US5754976A (en) 1990-02-23 1998-05-19 Universite De Sherbrooke Algebraic codebook with signal-selected pulse amplitude/position combinations for fast coding of speech
CA2010830C (en) 1990-02-23 1996-06-25 Jean-Pierre Adoul Dynamic codebook for efficient speech coding based on algebraic codes
US5226084A (en) 1990-12-05 1993-07-06 Digital Voice Systems, Inc. Methods for speech quantization and error correction
US5122875A (en) 1991-02-27 1992-06-16 General Electric Company An HDTV compression system
DE69203186T2 (de) * 1991-09-20 1996-02-01 Philips Electronics Nv Verarbeitungsgerät für die menschliche Sprache zum Detektieren des Schliessens der Stimmritze.
JP3137805B2 (ja) * 1993-05-21 2001-02-26 三菱電機株式会社 音声符号化装置、音声復号化装置、音声後処理装置及びこれらの方法
US5701390A (en) * 1995-02-22 1997-12-23 Digital Voice Systems, Inc. Synthesis of MBE-based coded speech using regenerated phase information
US5699485A (en) * 1995-06-07 1997-12-16 Lucent Technologies Inc. Pitch delay modification during frame erasures
US5732389A (en) * 1995-06-07 1998-03-24 Lucent Technologies Inc. Voiced/unvoiced classification of speech for excitation codebook selection in celp speech decoding during frame erasures
US5664055A (en) * 1995-06-07 1997-09-02 Lucent Technologies Inc. CS-ACELP speech compression system with adaptive pitch prediction filter gain based on a measure of periodicity
US5864798A (en) * 1995-09-18 1999-01-26 Kabushiki Kaisha Toshiba Method and apparatus for adjusting a spectrum shape of a speech signal
SE9700772D0 (sv) * 1997-03-03 1997-03-03 Ericsson Telefon Ab L M A high resolution post processing method for a speech decoder
US6233550B1 (en) * 1997-08-29 2001-05-15 The Regents Of The University Of California Method and apparatus for hybrid coding of speech at 4kbps
JP2001508268A (ja) * 1997-09-12 2001-06-19 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 欠損部分の改善された再構成を伴う伝送システム
FR2774827B1 (fr) * 1998-02-06 2000-04-14 France Telecom Procede de decodage d'un flux binaire representatif d'un signal audio
US7272556B1 (en) * 1998-09-23 2007-09-18 Lucent Technologies Inc. Scalable and embedded codec for speech and audio signals
FR2784218B1 (fr) * 1998-10-06 2000-12-08 Thomson Csf Procede de codage de la parole a bas debit
CA2252170A1 (en) 1998-10-27 2000-04-27 Bruno Bessette A method and device for high quality coding of wideband speech and audio signals
AU4072400A (en) * 1999-04-05 2000-10-23 Hughes Electronics Corporation A voicing measure as an estimate of signal periodicity for frequency domain interpolative speech codec system
US6324503B1 (en) * 1999-07-19 2001-11-27 Qualcomm Incorporated Method and apparatus for providing feedback from decoder to encoder to improve performance in a predictive speech coder under frame erasure conditions
RU2000102555A (ru) 2000-02-02 2002-01-10 Войсковая часть 45185 Способ маскирования видеосигнала
SE0001727L (sv) * 2000-05-10 2001-11-11 Global Ip Sound Ab Överföring över paketförmedlade nät
US6757654B1 (en) * 2000-05-11 2004-06-29 Telefonaktiebolaget Lm Ericsson Forward error correction in speech coding
FR2815457B1 (fr) * 2000-10-18 2003-02-14 Thomson Csf Procede de codage de la prosodie pour un codeur de parole a tres bas debit
US7031926B2 (en) * 2000-10-23 2006-04-18 Nokia Corporation Spectral parameter substitution for the frame error concealment in a speech decoder
US7016833B2 (en) * 2000-11-21 2006-03-21 The Regents Of The University Of California Speaker verification system using acoustic data and non-acoustic data
US6889182B2 (en) * 2001-01-12 2005-05-03 Telefonaktiebolaget L M Ericsson (Publ) Speech bandwidth extension
US6614370B2 (en) * 2001-01-26 2003-09-02 Oded Gottesman Redundant compression techniques for transmitting data over degraded communication links and/or storing data on media subject to degradation
US7013269B1 (en) * 2001-02-13 2006-03-14 Hughes Electronics Corporation Voicing measure for a speech CODEC system
US6931373B1 (en) * 2001-02-13 2005-08-16 Hughes Electronics Corporation Prototype waveform phase modeling for a frequency domain interpolative speech codec system
EP1235203B1 (de) * 2001-02-27 2009-08-12 Texas Instruments Incorporated Verschleierungsverfahren bei Verlust von Sprachrahmen und Dekoder dafér
US6937978B2 (en) * 2001-10-30 2005-08-30 Chungwa Telecom Co., Ltd. Suppression system of background noise of speech signals and the method thereof
US7047187B2 (en) * 2002-02-27 2006-05-16 Matsushita Electric Industrial Co., Ltd. Method and apparatus for audio error concealment using data hiding
CA2415105A1 (en) * 2002-12-24 2004-06-24 Voiceage Corporation A method and device for robust predictive vector quantization of linear prediction parameters in variable bit rate speech coding
US20070174047A1 (en) * 2005-10-18 2007-07-26 Anderson Kyle D Method and apparatus for resynchronizing packetized audio streams

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