JP2018503856A5 - - Google Patents

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JP2018503856A5
JP2018503856A5 JP2017529615A JP2017529615A JP2018503856A5 JP 2018503856 A5 JP2018503856 A5 JP 2018503856A5 JP 2017529615 A JP2017529615 A JP 2017529615A JP 2017529615 A JP2017529615 A JP 2017529615A JP 2018503856 A5 JP2018503856 A5 JP 2018503856A5
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packet
time domain
samples
mdct
estimated
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JP2017529615A
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JP6754764B2 (ja
JP2018503856A (ja
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Priority claimed from PCT/EP2015/079005 external-priority patent/WO2016091893A1/en
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JP2017529615A 2014-12-09 2015-12-08 Mdct領域の誤り隠蔽 Active JP6754764B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201462089563P 2014-12-09 2014-12-09
US62/089,563 2014-12-09
PCT/EP2015/079005 WO2016091893A1 (en) 2014-12-09 2015-12-08 Mdct-domain error concealment

Publications (3)

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JP2018503856A JP2018503856A (ja) 2018-02-08
JP2018503856A5 true JP2018503856A5 (cg-RX-API-DMAC10.html) 2019-01-17
JP6754764B2 JP6754764B2 (ja) 2020-09-16

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JP2017529615A Active JP6754764B2 (ja) 2014-12-09 2015-12-08 Mdct領域の誤り隠蔽

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US (2) US10424305B2 (cg-RX-API-DMAC10.html)
EP (1) EP3230980B1 (cg-RX-API-DMAC10.html)
JP (1) JP6754764B2 (cg-RX-API-DMAC10.html)
KR (1) KR102547480B1 (cg-RX-API-DMAC10.html)
CN (2) CN112967727B (cg-RX-API-DMAC10.html)
BR (1) BR112017010911B1 (cg-RX-API-DMAC10.html)
HK (1) HK1244948A1 (cg-RX-API-DMAC10.html)
RU (1) RU2711334C2 (cg-RX-API-DMAC10.html)
WO (1) WO2016091893A1 (cg-RX-API-DMAC10.html)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SG11201603429SA (en) 2013-10-31 2016-05-30 Fraunhofer Ges Forschung Audio decoder and method for providing a decoded audio information using an error concealment based on a time domain excitation signal
AU2014343905B2 (en) 2013-10-31 2017-11-30 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Audio decoder and method for providing a decoded audio information using an error concealment modifying a time domain excitation signal
US10424305B2 (en) * 2014-12-09 2019-09-24 Dolby International Ab MDCT-domain error concealment
WO2020164752A1 (en) 2019-02-13 2020-08-20 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio transmitter processor, audio receiver processor and related methods and computer programs
CN113439302B (zh) 2019-02-21 2025-06-24 瑞典爱立信有限公司 用于频域分组丢失隐藏的方法及相关解码器
US12437770B2 (en) * 2019-03-25 2025-10-07 Razer (Asia-Pacific) Pte. Ltd. Method and apparatus for using incremental search sequence in audio error concealment
WO2021255153A1 (en) * 2020-06-19 2021-12-23 Rtx A/S Low latency audio packet loss concealment

Family Cites Families (57)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SG82549A1 (en) * 1989-01-27 2001-08-21 Dolby Lab Licensing Corp Coded signal formatting for encoder and decoder of high-quality audio
US5349549A (en) * 1991-09-30 1994-09-20 Sony Corporation Forward transform processing apparatus and inverse processing apparatus for modified discrete cosine transforms, and method of performing spectral and temporal analyses including simplified forward and inverse orthogonal transform processing
AU3372199A (en) 1998-03-30 1999-10-18 Voxware, Inc. Low-complexity, low-delay, scalable and embedded speech and audio coding with adaptive frame loss concealment
KR100442816B1 (ko) * 1998-07-08 2004-09-18 삼성전자주식회사 직교주파수분할다중화(ofdm)수신기 동기화 방법 및 장치
US7117156B1 (en) * 1999-04-19 2006-10-03 At&T Corp. Method and apparatus for performing packet loss or frame erasure concealment
DE19921122C1 (de) * 1999-05-07 2001-01-25 Fraunhofer Ges Forschung Verfahren und Vorrichtung zum Verschleiern eines Fehlers in einem codierten Audiosignal und Verfahren und Vorrichtung zum Decodieren eines codierten Audiosignals
US20020040299A1 (en) * 2000-07-31 2002-04-04 Kenichi Makino Apparatus and method for performing orthogonal transform, apparatus and method for performing inverse orthogonal transform, apparatus and method for performing transform encoding, and apparatus and method for encoding data
FR2813722B1 (fr) * 2000-09-05 2003-01-24 France Telecom Procede et dispositif de dissimulation d'erreurs et systeme de transmission comportant un tel dispositif
US7447639B2 (en) * 2001-01-24 2008-11-04 Nokia Corporation System and method for error concealment in digital audio transmission
CA2388439A1 (en) 2002-05-31 2003-11-30 Voiceage Corporation A method and device for efficient frame erasure concealment in linear predictive based speech codecs
US6985856B2 (en) * 2002-12-31 2006-01-10 Nokia Corporation Method and device for compressed-domain packet loss concealment
AU2003208517A1 (en) * 2003-03-11 2004-09-30 Nokia Corporation Switching between coding schemes
ATE537536T1 (de) * 2004-10-26 2011-12-15 Panasonic Corp Sprachkodierungsvorrichtung und sprachkodierungsverfahren
US7873515B2 (en) 2004-11-23 2011-01-18 Stmicroelectronics Asia Pacific Pte. Ltd. System and method for error reconstruction of streaming audio information
JP4635709B2 (ja) * 2005-05-10 2011-02-23 ソニー株式会社 音声符号化装置及び方法、並びに音声復号装置及び方法
US7548853B2 (en) * 2005-06-17 2009-06-16 Shmunk Dmitry V Scalable compressed audio bit stream and codec using a hierarchical filterbank and multichannel joint coding
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
US8015000B2 (en) * 2006-08-03 2011-09-06 Broadcom Corporation Classification-based frame loss concealment for audio signals
KR101292771B1 (ko) * 2006-11-24 2013-08-16 삼성전자주식회사 오디오 신호의 오류은폐방법 및 장치
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
JP4708446B2 (ja) * 2007-03-02 2011-06-22 パナソニック株式会社 符号化装置、復号装置およびそれらの方法
US9653088B2 (en) * 2007-06-13 2017-05-16 Qualcomm Incorporated Systems, methods, and apparatus for signal encoding using pitch-regularizing and non-pitch-regularizing coding
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
PT3550564T (pt) * 2007-08-27 2020-08-18 Ericsson Telefon Ab L M Análise/síntese espectral de baixa complexidade utilizando resolução temporal selecionável
US8527265B2 (en) * 2007-10-22 2013-09-03 Qualcomm Incorporated Low-complexity encoding/decoding of quantized MDCT spectrum in scalable speech and audio codecs
CN101588341B (zh) * 2008-05-22 2012-07-04 华为技术有限公司 一种丢帧隐藏的方法及装置
BRPI0915358B1 (pt) * 2008-06-13 2020-04-22 Nokia Technologies Oy método e aparelho para a ocultação de erro de quadro em dados de áudio codificados usando codificação de extensão
CN101308660B (zh) * 2008-07-07 2011-07-20 浙江大学 一种音频压缩流的解码端错误恢复方法
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
MX2011000375A (es) * 2008-07-11 2011-05-19 Fraunhofer Ges Forschung Codificador y decodificador de audio para codificar y decodificar tramas de una señal de audio muestreada.
US8457975B2 (en) * 2009-01-28 2013-06-04 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Audio decoder, audio encoder, methods for decoding and encoding an audio signal and computer program
FR2947944A1 (fr) * 2009-07-07 2011-01-14 France Telecom Codage/decodage perfectionne de signaux audionumeriques
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
US8428959B2 (en) * 2010-01-29 2013-04-23 Polycom, Inc. Audio packet loss concealment by transform interpolation
CN104392726B (zh) * 2010-03-31 2018-01-02 韩国电子通信研究院 编码设备和解码设备
CA3045686C (en) * 2010-04-09 2020-07-14 Dolby International Ab Audio upmixer operable in prediction or non-prediction mode
CN101937679B (zh) 2010-07-05 2012-01-11 展讯通信(上海)有限公司 音频数据帧的错误掩盖方法及音频解码装置
US8239421B1 (en) * 2010-08-30 2012-08-07 Oracle International Corporation Techniques for compression and processing optimizations by using data transformations
WO2012070866A2 (ko) * 2010-11-24 2012-05-31 엘지전자 주식회사 스피치 시그널 부호화 방법 및 복호화 방법
US9330672B2 (en) 2011-10-24 2016-05-03 Zte Corporation Frame loss compensation method and apparatus for voice frame signal
CN103325373A (zh) * 2012-03-23 2013-09-25 杜比实验室特许公司 用于传送和接收音频信号的方法和设备
US9053699B2 (en) * 2012-07-10 2015-06-09 Google Technology Holdings LLC Apparatus and method for audio frame loss recovery
EP2897127B1 (en) 2012-09-13 2017-11-08 LG Electronics Inc. Frame loss recovering method, and audio decoding method and device using same
CN107481725B (zh) 2012-09-24 2020-11-06 三星电子株式会社 时域帧错误隐藏设备和时域帧错误隐藏方法
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
EP2720222A1 (en) * 2012-10-10 2014-04-16 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for efficient synthesis of sinusoids and sweeps by employing spectral patterns
ES2603266T3 (es) * 2013-02-13 2017-02-24 Telefonaktiebolaget L M Ericsson (Publ) Ocultación de errores de trama
MY169132A (en) * 2013-06-21 2019-02-18 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
EP2830061A1 (en) * 2013-07-22 2015-01-28 Fraunhofer Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for encoding and decoding an encoded audio signal using temporal noise/patch shaping
CN111292757B (zh) * 2013-09-12 2024-05-24 杜比国际公司 基于qmf的处理数据的时间对齐
EP3143620A1 (en) * 2014-05-15 2017-03-22 Telefonaktiebolaget LM Ericsson (publ) Audio signal classification and coding
FR3024582A1 (fr) * 2014-07-29 2016-02-05 Orange Gestion de la perte de trame dans un contexte de transition fd/lpd
FR3024581A1 (fr) * 2014-07-29 2016-02-05 Orange Determination d'un budget de codage d'une trame de transition lpd/fd
US10424305B2 (en) * 2014-12-09 2019-09-24 Dolby International Ab MDCT-domain error concealment

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