DK4239635T3 - Audiokodningsindretning og -fremgangsmåde - Google Patents

Audiokodningsindretning og -fremgangsmåde

Info

Publication number
DK4239635T3
DK4239635T3 DK23187229.2T DK23187229T DK4239635T3 DK 4239635 T3 DK4239635 T3 DK 4239635T3 DK 23187229 T DK23187229 T DK 23187229T DK 4239635 T3 DK4239635 T3 DK 4239635T3
Authority
DK
Denmark
Prior art keywords
coding device
audio coding
audio
coding
Prior art date
Application number
DK23187229.2T
Other languages
English (en)
Inventor
Kimitaka Tsutsumi
Kei Kikuiri
Original Assignee
Ntt Docomo Inc
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 Ntt Docomo Inc filed Critical Ntt Docomo Inc
Application granted granted Critical
Publication of DK4239635T3 publication Critical patent/DK4239635T3/da

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
    • G10L19/02—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 spectral analysis, e.g. transform vocoders or subband vocoders
    • G10L19/022—Blocking, i.e. grouping of samples in time; Choice of analysis windows; Overlap factoring
    • G10L19/025—Detection of transients or attacks for time/frequency resolution switching
    • 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
    • G10L25/03—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters
    • G10L25/21—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters the extracted parameters being power information

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Signal Processing (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Computational Linguistics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
DK23187229.2T 2010-11-22 2011-11-04 Audiokodningsindretning og -fremgangsmåde DK4239635T3 (da)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2010260447 2010-11-22
JP2011033915 2011-02-18
EP19161209.2A EP3518234B1 (en) 2010-11-22 2011-11-04 Audio encoding device and method

Publications (1)

Publication Number Publication Date
DK4239635T3 true DK4239635T3 (da) 2025-08-04

Family

ID=46145720

Family Applications (2)

Application Number Title Priority Date Filing Date
DK15184203.6T DK2975610T3 (da) 2010-11-22 2011-11-04 Audiokodningsindretning og fremgangsmåde
DK23187229.2T DK4239635T3 (da) 2010-11-22 2011-11-04 Audiokodningsindretning og -fremgangsmåde

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DK15184203.6T DK2975610T3 (da) 2010-11-22 2011-11-04 Audiokodningsindretning og fremgangsmåde

Country Status (12)

Country Link
US (5) US9508350B2 (da)
EP (3) EP2645366A4 (da)
JP (6) JP6000854B2 (da)
CN (2) CN104934036B (da)
DK (2) DK2975610T3 (da)
ES (3) ES2966665T3 (da)
FI (2) FI4239635T3 (da)
HU (2) HUE064739T2 (da)
PL (3) PL3518234T3 (da)
PT (2) PT2975610T (da)
TW (1) TW201243825A (da)
WO (1) WO2012070370A1 (da)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6000854B2 (ja) 2010-11-22 2016-10-05 株式会社Ｎｔｔドコモ 音声符号化装置および方法、並びに、音声復号装置および方法
CN103812824A (zh) * 2012-11-07 2014-05-21 中兴通讯股份有限公司 音频多编码传输方法及相应装置
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
CN104301064B (zh) 2013-07-16 2018-05-04 华为技术有限公司 处理丢失帧的方法和解码器
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
US9608889B1 (en) * 2013-11-22 2017-03-28 Google Inc. Audio click removal using packet loss concealment
CN104681034A (zh) * 2013-11-27 2015-06-03 杜比实验室特许公司 音频信号处理
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
EP3320539A1 (en) * 2015-07-06 2018-05-16 Nokia Technologies OY Bit error detector for an audio signal decoder
WO2017129270A1 (en) * 2016-01-29 2017-08-03 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for improving a transition from a concealed audio signal portion to a succeeding audio signal portion of an audio signal
EP3427257B1 (en) 2016-03-07 2021-05-05 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Error concealment unit, audio decoder, and related method and computer program fading out a concealed audio frame out according to different damping factors for different frequency bands
JP6883047B2 (ja) 2016-03-07 2021-06-02 フラウンホッファー−ゲゼルシャフト ツァ フェルダールング デァ アンゲヴァンテン フォアシュンク エー．ファオ 適切に復号されたオーディオフレームの復号化表現の特性を使用する誤り隠蔽ユニット、オーディオデコーダ、および関連する方法およびコンピュータプログラム
KR20220151953A (ko) * 2021-05-07 2022-11-15 한국전자통신연구원 부가 정보를 이용한 오디오 신호의 부호화 및 복호화 방법과 그 방법을 수행하는 부호화기 및 복호화기
KR20250145593A (ko) * 2022-12-23 2025-10-13 프라운호퍼-게젤샤프트 추르 푀르데룽 데어 안제반텐 포르슝 에 파우 오디오 인코딩/디코딩을 위한 오류 복원 툴

Family Cites Families (60)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US862644A (en) * 1906-08-03 1907-08-06 Francis M Kepler Screen.
US4802171A (en) * 1987-06-04 1989-01-31 Motorola, Inc. Method for error correction in digitally encoded speech
US5748763A (en) * 1993-11-18 1998-05-05 Digimarc Corporation Image steganography system featuring perceptually adaptive and globally scalable signal embedding
JPH07336310A (ja) * 1994-06-14 1995-12-22 Matsushita Electric Ind Co Ltd 音声復号化装置
US6904404B1 (en) * 1996-07-01 2005-06-07 Matsushita Electric Industrial Co., Ltd. Multistage inverse quantization having the plurality of frequency bands
WO2000060576A1 (en) * 1999-04-05 2000-10-12 Hughes Electronics Corporation Spectral phase modeling of the prototype waveform components for a frequency domain interpolative speech codec system
JP4287545B2 (ja) * 1999-07-26 2009-07-01 パナソニック株式会社 サブバンド符号化方式
JP4597360B2 (ja) * 2000-12-26 2010-12-15 パナソニック株式会社 音声復号装置及び音声復号方法
US7447639B2 (en) * 2001-01-24 2008-11-04 Nokia Corporation System and method for error concealment in digital audio transmission
US7412004B2 (en) * 2001-06-29 2008-08-12 Agere Systems Inc. Method and apparatus for controlling buffer overflow in a communication system
US7590525B2 (en) * 2001-08-17 2009-09-15 Broadcom Corporation Frame erasure concealment for predictive speech coding based on extrapolation of speech waveform
US7200561B2 (en) * 2001-08-23 2007-04-03 Nippon Telegraph And Telephone Corporation Digital signal coding and decoding methods and apparatuses and programs therefor
JP4022427B2 (ja) * 2002-04-19 2007-12-19 独立行政法人科学技術振興機構 エラー隠蔽方法、エラー隠蔽プログラム、送信装置、受信装置及びエラー隠蔽装置
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
SG108862A1 (en) * 2002-07-24 2005-02-28 St Microelectronics Asia Method and system for parametric characterization of transient audio signals
BR0315179A (pt) * 2002-10-11 2005-08-23 Nokia Corp Método e dispositivo para codificar um sinal de fala amostrado compreendendo quadros de fala
US7657427B2 (en) * 2002-10-11 2010-02-02 Nokia Corporation Methods and devices for source controlled variable bit-rate wideband speech coding
US20040083110A1 (en) * 2002-10-23 2004-04-29 Nokia Corporation Packet loss recovery based on music signal classification and mixing
WO2004047305A1 (ja) * 2002-11-21 2004-06-03 Nippon Telegraph And Telephone Corporation ディジタル信号処理方法、その処理器、そのプログラム、及びそのプログラムを格納した記録媒体
US7343291B2 (en) * 2003-07-18 2008-03-11 Microsoft Corporation Multi-pass variable bitrate media encoding
WO2005025072A1 (ja) * 2003-09-02 2005-03-17 Nippon Telegraph And Telephone Corporation 浮動小数点信号可逆符号化方法、復号化方法、及びそれらの装置、プログラム及びその記録媒体
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
US20090299756A1 (en) * 2004-03-01 2009-12-03 Dolby Laboratories Licensing Corporation Ratio of speech to non-speech audio such as for elderly or hearing-impaired listeners
CA2992065C (en) * 2004-03-01 2018-11-20 Dolby Laboratories Licensing Corporation Reconstructing audio signals with multiple decorrelation techniques
ATE523876T1 (de) * 2004-03-05 2011-09-15 Panasonic Corp Fehlerverbergungseinrichtung und fehlerverbergungsverfahren
US7392195B2 (en) * 2004-03-25 2008-06-24 Dts, Inc. Lossless multi-channel audio codec
US7668712B2 (en) * 2004-03-31 2010-02-23 Microsoft Corporation Audio encoding and decoding with intra frames and adaptive forward error correction
JP4473869B2 (ja) 2004-05-10 2010-06-02 日本電信電話株式会社 音響信号のパケット通信方法、送信方法、受信方法、これらの装置およびプログラム
CN102592604A (zh) * 2005-01-14 2012-07-18 松下电器产业株式会社 可扩展性解码装置及可扩展性解码方法
US20070147518A1 (en) * 2005-02-18 2007-06-28 Bruno Bessette Methods and devices for low-frequency emphasis during audio compression based on ACELP/TCX
US8150684B2 (en) 2005-06-29 2012-04-03 Panasonic Corporation Scalable decoder preventing signal degradation and lost data interpolation method
EP1933304A4 (en) * 2005-10-14 2011-03-16 Panasonic Corp SCALABLE CODING ARRANGEMENT, SCALABLE DECODING ARRANGEMENT AND METHOD THEREFOR
US8620644B2 (en) * 2005-10-26 2013-12-31 Qualcomm Incorporated Encoder-assisted frame loss concealment techniques for audio coding
EP1852849A1 (en) * 2006-05-05 2007-11-07 Deutsche Thomson-Brandt Gmbh Method and apparatus for lossless encoding of a source signal, using a lossy encoded data stream and a lossless extension data stream
JP2007336310A (ja) 2006-06-16 2007-12-27 Onkyo Corp 音響ミュート回路の制御装置
DE102006049154B4 (de) * 2006-10-18 2009-07-09 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Kodierung eines Informationssignals
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
KR100862662B1 (ko) * 2006-11-28 2008-10-10 삼성전자주식회사 프레임 오류 은닉 방법 및 장치, 이를 이용한 오디오 신호복호화 방법 및 장치
WO2008066114A1 (en) * 2006-11-30 2008-06-05 Panasonic Corporation Signal processor
BRPI0808200A8 (pt) * 2007-03-02 2017-09-12 Panasonic Corp Dispositivo de codificação de áudio e dispositivo de decodificação de áudio
JP4984983B2 (ja) * 2007-03-09 2012-07-25 富士通株式会社 符号化装置および符号化方法
WO2008121035A1 (en) * 2007-03-29 2008-10-09 Telefonaktiebolaget Lm Ericsson (Publ) Method and speech encoder with length adjustment of dtx hangover period
JP2008261904A (ja) * 2007-04-10 2008-10-30 Matsushita Electric Ind Co Ltd 符号化装置、復号化装置、符号化方法および復号化方法
US8271268B2 (en) * 2007-04-18 2012-09-18 Nuance Communications, Inc. Method to translate, cache and transmit text-based information contained in an audio signal
CN101325537B (zh) * 2007-06-15 2012-04-04 华为技术有限公司 一种丢帧隐藏的方法和设备
JP5071479B2 (ja) * 2007-07-04 2012-11-14 富士通株式会社 符号化装置、符号化方法および符号化プログラム
JP5169059B2 (ja) * 2007-08-06 2013-03-27 パナソニック株式会社 音声通信装置
US8090588B2 (en) * 2007-08-31 2012-01-03 Nokia Corporation System and method for providing AMR-WB DTX synchronization
JP4640407B2 (ja) * 2007-12-07 2011-03-02 ソニー株式会社 信号処理装置、信号処理方法及びプログラム
JP5262171B2 (ja) * 2008-02-19 2013-08-14 富士通株式会社 符号化装置、符号化方法および符号化プログラム
RU2483367C2 (ru) * 2008-03-14 2013-05-27 Панасоник Корпорэйшн Устройство кодирования, устройство декодирования и способ для их работы
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
US8380523B2 (en) * 2008-07-07 2013-02-19 Lg Electronics Inc. Method and an apparatus for processing an audio signal
EP2346029B1 (en) * 2008-07-11 2013-06-05 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio encoder, method for encoding an audio signal and corresponding computer program
US8352279B2 (en) * 2008-09-06 2013-01-08 Huawei Technologies Co., Ltd. Efficient temporal envelope coding approach by prediction between low band signal and high band signal
US8175888B2 (en) * 2008-12-29 2012-05-08 Motorola Mobility, Inc. Enhanced layered gain factor balancing within a multiple-channel audio coding system
JP5287546B2 (ja) * 2009-06-29 2013-09-11 富士通株式会社 情報処理装置およびプログラム
US8452606B2 (en) * 2009-09-29 2013-05-28 Skype Speech encoding using multiple bit rates
JP6000854B2 (ja) 2010-11-22 2016-10-05 株式会社Ｎｔｔドコモ 音声符号化装置および方法、並びに、音声復号装置および方法
FR3015826B1 (fr) 2013-12-20 2016-01-01 Schneider Electric Ind Sas Procede de surveillance d'une communication entre un equipement emetteur et un equipement recepteur

Also Published As

Publication number Publication date
US20220215846A1 (en) 2022-07-07
CN104934036A (zh) 2015-09-23
HUE064739T2 (hu) 2024-04-28
EP2645366A4 (en) 2014-05-07
DK2975610T3 (da) 2019-05-27
US20130253939A1 (en) 2013-09-26
US11756556B2 (en) 2023-09-12
EP2975610A1 (en) 2016-01-20
ES3037836T3 (en) 2025-10-07
JP6000854B2 (ja) 2016-10-05
PL4239635T3 (pl) 2025-09-01
EP3518234B1 (en) 2023-11-29
US20170076729A1 (en) 2017-03-16
CN103229234B (zh) 2015-07-08
PL2975610T3 (pl) 2019-08-30
TW201243825A (en) 2012-11-01
US20200357416A1 (en) 2020-11-12
US20190019519A1 (en) 2019-01-17
JP2021012398A (ja) 2021-02-04
JP6704037B2 (ja) 2020-06-03
HUE072048T2 (hu) 2025-10-28
JP6789365B2 (ja) 2020-11-25
JPWO2012070370A1 (ja) 2014-05-19
ES2727748T3 (es) 2019-10-18
PL3518234T3 (pl) 2024-04-08
FI4239635T3 (fi) 2025-07-29
JP6951536B2 (ja) 2021-10-20
CN103229234A (zh) 2013-07-31
FI3518234T3 (fi) 2023-12-14
US11322163B2 (en) 2022-05-03
PT4239635T (pt) 2025-07-21
EP3518234A1 (en) 2019-07-31
EP2975610B1 (en) 2019-04-24
JP2016194710A (ja) 2016-11-17
JP6151411B2 (ja) 2017-06-21
US9508350B2 (en) 2016-11-29
PT2975610T (pt) 2019-06-04
JP2017142542A (ja) 2017-08-17
US10115402B2 (en) 2018-10-30
WO2012070370A1 (ja) 2012-05-31
JP2019066868A (ja) 2019-04-25
JP2020073986A (ja) 2020-05-14
ES2966665T3 (es) 2024-04-23
JP6450802B2 (ja) 2019-01-09
CN104934036B (zh) 2018-11-02
EP2645366A1 (en) 2013-10-02
US10762908B2 (en) 2020-09-01

Similar Documents

Publication Publication Date Title
PL3849194T3 (pl) Sposób podziału bloku oraz urządzenie do dekodowania
PT3174049T (pt) Método e dispositivo para codificar/descodificar sinais áudio
BR112013016969A2 (pt) aparelho e método
SMT201500244B (it) Dispositivo e metodo di codifica di immagini
BR112013009489A2 (pt) aparelho e método de conexão
DK2428450T3 (da) Doseringsmetode og doseringsindretning
BR112012028015A2 (pt) aparelho e método
DK2577890T3 (da) Multi-registrerings-OTDR-fremgangsmåde og -indretning
PL2537319T3 (pl) Metoda i układ adaptacji przesyłania strumieniowego HTTP
BR112012011910A2 (pt) dispositivo e método
FI20105901A0 (fi) Laite ja menetelmä
PL4354867T3 (pl) Sposób i przyrząd do kodowania wideo
BR112012027159A2 (pt) estrutura e método
IL225213A0 (en) Fish sorting device and method
BR112014032228A2 (pt) dispositivo e método de codificação
DK2975610T3 (da) Audiokodningsindretning og fremgangsmåde
PL2717573T3 (pl) Sposób kodowania obrazu, urządzenie do kodowania obrazu, sposób dekodowania obrazu, urządzenie do dekodowania obrazu oraz urządzenie do kodowania/dekodowania obrazu
PL3448031T3 (pl) Urządzenie do dekodowania wideo i metoda dekodowania wideo
EP4220636C0 (en) VOICE AUDIO CODING DEVICE AND VOICE AUDIO CODING METHOD
EP2680260A4 (en) METHOD AND DEVICE FOR AUDIO SIGNAL ENCODING
EP2631905A4 (en) DEVICE FOR TONE CODING AND TONE DECODING
BR112013004450A2 (pt) dispositivo e método de codificação, e, dispositivo e método de decodificação
PL3742639T3 (pl) Urządzenie transmisyjne oraz sposób transmisji
BR112013004452A2 (pt) dispositivos e métodos de codificação e de decodificação
DK3579228T3 (da) Audiokodningsindretning