JP2009503559A5 - - Google Patents

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Publication number
JP2009503559A5
JP2009503559A5 JP2008522028A JP2008522028A JP2009503559A5 JP 2009503559 A5 JP2009503559 A5 JP 2009503559A5 JP 2008522028 A JP2008522028 A JP 2008522028A JP 2008522028 A JP2008522028 A JP 2008522028A JP 2009503559 A5 JP2009503559 A5 JP 2009503559A5
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JP
Japan
Prior art keywords
bit rate
post
signal
processed
processing
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JP2008522028A
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English (en)
Japanese (ja)
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JP5009910B2 (ja
JP2009503559A (ja
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Priority claimed from PCT/FR2006/050697 external-priority patent/WO2007010158A2/fr
Publication of JP2009503559A publication Critical patent/JP2009503559A/ja
Publication of JP2009503559A5 publication Critical patent/JP2009503559A5/ja
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Publication of JP5009910B2 publication Critical patent/JP5009910B2/ja
Expired - Fee Related legal-status Critical Current
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JP2008522028A 2005-07-22 2006-07-10 レートスケーラブル及び帯域幅スケーラブルオーディオ復号化のレートの切り替えのための方法 Expired - Fee Related JP5009910B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR0552286 2005-07-22
FR0552286 2005-07-22
PCT/FR2006/050697 WO2007010158A2 (fr) 2005-07-22 2006-07-10 Procede de commutation de debit en decodage audio scalable en debit et largeur de bande

Publications (3)

Publication Number Publication Date
JP2009503559A JP2009503559A (ja) 2009-01-29
JP2009503559A5 true JP2009503559A5 (enExample) 2012-01-05
JP5009910B2 JP5009910B2 (ja) 2012-08-29

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ID=36177265

Family Applications (1)

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JP2008522028A Expired - Fee Related JP5009910B2 (ja) 2005-07-22 2006-07-10 レートスケーラブル及び帯域幅スケーラブルオーディオ復号化のレートの切り替えのための方法

Country Status (10)

Country Link
US (1) US8630864B2 (enExample)
EP (1) EP1907812B1 (enExample)
JP (1) JP5009910B2 (enExample)
KR (1) KR101295729B1 (enExample)
CN (1) CN101263554B (enExample)
AT (1) ATE490454T1 (enExample)
DE (1) DE602006018618D1 (enExample)
ES (1) ES2356492T3 (enExample)
RU (1) RU2419171C2 (enExample)
WO (1) WO2007010158A2 (enExample)

Families Citing this family (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7461106B2 (en) 2006-09-12 2008-12-02 Motorola, Inc. Apparatus and method for low complexity combinatorial coding of signals
JPWO2008066071A1 (ja) * 2006-11-29 2010-03-04 パナソニック株式会社 復号化装置および復号化方法
DK2128858T3 (da) * 2007-03-02 2013-07-01 Panasonic Corp Kodningsindretning og kodningsfremgangsmåde
EP2116998B1 (en) * 2007-03-02 2018-08-15 III Holdings 12, LLC Post-filter, decoding device, and post-filter processing method
US8571852B2 (en) 2007-03-02 2013-10-29 Telefonaktiebolaget L M Ericsson (Publ) Postfilter for layered codecs
US8576096B2 (en) * 2007-10-11 2013-11-05 Motorola Mobility Llc Apparatus and method for low complexity combinatorial coding of signals
US8209190B2 (en) * 2007-10-25 2012-06-26 Motorola Mobility, Inc. Method and apparatus for generating an enhancement layer within an audio coding system
RU2449386C2 (ru) 2007-11-02 2012-04-27 Хуавэй Текнолоджиз Ко., Лтд. Способ и устройство для аудиодекодирования
US9872066B2 (en) * 2007-12-18 2018-01-16 Ibiquity Digital Corporation Method for streaming through a data service over a radio link subsystem
DE102008009720A1 (de) * 2008-02-19 2009-08-20 Siemens Enterprise Communications Gmbh & Co. Kg Verfahren und Mittel zur Dekodierung von Hintergrundrauschinformationen
US20090234642A1 (en) * 2008-03-13 2009-09-17 Motorola, Inc. Method and Apparatus for Low Complexity Combinatorial Coding of Signals
US8639519B2 (en) * 2008-04-09 2014-01-28 Motorola Mobility Llc Method and apparatus for selective signal coding based on core encoder performance
EP4407614B1 (en) * 2008-07-11 2025-04-30 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Method for decoding an audio signal and computer program
US20100057473A1 (en) * 2008-08-26 2010-03-04 Hongwei Kong Method and system for dual voice path processing in an audio codec
US20100063825A1 (en) * 2008-09-05 2010-03-11 Apple Inc. Systems and Methods for Memory Management and Crossfading in an Electronic Device
WO2010032992A2 (ko) 2008-09-18 2010-03-25 한국전자통신연구원 Mdct기반의 코너와 이종의 코더간 변환에서의 인코딩 장치 및 디코딩 장치
US8219408B2 (en) * 2008-12-29 2012-07-10 Motorola Mobility, Inc. Audio signal decoder and method for producing a scaled reconstructed audio signal
US8175888B2 (en) * 2008-12-29 2012-05-08 Motorola Mobility, Inc. Enhanced layered gain factor balancing within a multiple-channel audio coding system
US8140342B2 (en) * 2008-12-29 2012-03-20 Motorola Mobility, Inc. Selective scaling mask computation based on peak detection
US8200496B2 (en) * 2008-12-29 2012-06-12 Motorola Mobility, Inc. Audio signal decoder and method for producing a scaled reconstructed audio signal
KR101622950B1 (ko) * 2009-01-28 2016-05-23 삼성전자주식회사 오디오 신호의 부호화 및 복호화 방법 및 그 장치
FR2947944A1 (fr) * 2009-07-07 2011-01-14 France Telecom Codage/decodage perfectionne de signaux audionumeriques
US8428936B2 (en) * 2010-03-05 2013-04-23 Motorola Mobility Llc Decoder for audio signal including generic audio and speech frames
US8423355B2 (en) * 2010-03-05 2013-04-16 Motorola Mobility Llc Encoder for audio signal including generic audio and speech frames
US8886523B2 (en) 2010-04-14 2014-11-11 Huawei Technologies Co., Ltd. Audio decoding based on audio class with control code for post-processing modes
US9047875B2 (en) * 2010-07-19 2015-06-02 Futurewei Technologies, Inc. Spectrum flatness control for bandwidth extension
JP5489900B2 (ja) 2010-07-27 2014-05-14 ヤマハ株式会社 音響データ通信装置
NO2669468T3 (enExample) * 2011-05-11 2018-06-02
RU2480904C1 (ru) * 2012-06-01 2013-04-27 Анна Валерьевна Хуторцева Способ совместной фильтрации и дифференциальной импульсно-кодовой модуляции-демодуляции сигналов
CN103516440B (zh) 2012-06-29 2015-07-08 华为技术有限公司 语音频信号处理方法和编码装置
US9129600B2 (en) 2012-09-26 2015-09-08 Google Technology Holdings LLC Method and apparatus for encoding an audio signal
MY178710A (en) * 2012-12-21 2020-10-20 Fraunhofer Ges Forschung Comfort noise addition for modeling background noise at low bit-rates
CN110890101B (zh) * 2013-08-28 2024-01-12 杜比实验室特许公司 用于基于语音增强元数据进行解码的方法和设备
KR102244612B1 (ko) 2014-04-21 2021-04-26 삼성전자주식회사 무선 통신 시스템에서 음성 데이터를 송신 및 수신하기 위한 장치 및 방법
CN113259058B (zh) * 2014-04-21 2024-07-09 三星电子株式会社 用于在无线通信系统中发射和接收语音数据的装置和方法
US10049684B2 (en) * 2015-04-05 2018-08-14 Qualcomm Incorporated Audio bandwidth selection
US11276411B2 (en) * 2017-09-20 2022-03-15 Voiceage Corporation Method and device for allocating a bit-budget between sub-frames in a CELP CODEC
JP7123134B2 (ja) 2017-10-27 2022-08-22 フラウンホファー ゲセルシャフト ツール フェールデルンク ダー アンゲヴァンテン フォルシュンク エー．ファオ． デコーダにおけるノイズ減衰
JPWO2022009505A1 (enExample) * 2020-07-07 2022-01-13

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0728494A (ja) * 1993-07-09 1995-01-31 Nippon Steel Corp 圧縮符号化音声信号復号化方法および装置
ZA946674B (en) * 1993-09-08 1995-05-02 Qualcomm Inc Method and apparatus for determining the transmission data rate in a multi-user communication system
ZA961025B (en) * 1995-02-28 1996-07-16 Qualcomm Inc Method and apparatus for providing variable rate data in a communications system using non-orthogonal overflow channels
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
US5699485A (en) * 1995-06-07 1997-12-16 Lucent Technologies Inc. Pitch delay modification during frame erasures
US7145898B1 (en) * 1996-11-18 2006-12-05 Mci Communications Corporation System, method and article of manufacture for selecting a gateway of a hybrid communication system architecture
US6904110B2 (en) * 1997-07-31 2005-06-07 Francois Trans Channel equalization system and method
FI980132A7 (fi) * 1998-01-21 1999-07-22 Nokia Mobile Phones Ltd Adaptoituva jälkisuodatin
JP2000259195A (ja) * 1999-01-08 2000-09-22 Matsushita Electric Ind Co Ltd デコード回路及びそれを用いた再生装置
JP2000267686A (ja) * 1999-03-19 2000-09-29 Victor Co Of Japan Ltd 信号伝送方式及び復号化装置
US6496794B1 (en) 1999-11-22 2002-12-17 Motorola, Inc. Method and apparatus for seamless multi-rate speech coding
GB2357682B (en) 1999-12-23 2004-09-08 Motorola Ltd Audio circuit and method for wideband to narrowband transition in a communication device
FI115329B (fi) * 2000-05-08 2005-04-15 Nokia Corp Menetelmä ja järjestely lähdesignaalin kaistanleveyden vaihtamiseksi tietoliikenneyhteydessä, jossa on valmiudet useisiin kaistanleveyksiin
JP2003050598A (ja) * 2001-08-06 2003-02-21 Mitsubishi Electric Corp 音声復号装置
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
US6590833B1 (en) * 2002-08-08 2003-07-08 The United States Of America As Represented By The Secretary Of The Navy Adaptive cross correlator
US7502743B2 (en) * 2002-09-04 2009-03-10 Microsoft Corporation Multi-channel audio encoding and decoding with multi-channel transform selection
CA2992089C (en) * 2004-03-01 2018-08-21 Dolby Laboratories Licensing Corporation Reconstructing audio signals with multiple decorrelation techniques and differentially coded parameters
US7668712B2 (en) * 2004-03-31 2010-02-23 Microsoft Corporation Audio encoding and decoding with intra frames and adaptive forward error correction
WO2008151408A1 (en) * 2007-06-14 2008-12-18 Voiceage Corporation Device and method for frame erasure concealment in a pcm codec interoperable with the itu-t recommendation g.711
US8554550B2 (en) * 2008-01-28 2013-10-08 Qualcomm Incorporated Systems, methods, and apparatus for context processing using multi resolution analysis
EP2311271B1 (en) * 2008-07-29 2014-09-03 Dolby Laboratories Licensing Corporation Method for adaptive control and equalization of electroacoustic channels
US8924222B2 (en) * 2010-07-30 2014-12-30 Qualcomm Incorporated Systems, methods, apparatus, and computer-readable media for coding of harmonic signals

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