DK2975610T3 - Audiokodningsindretning og fremgangsmåde - Google Patents

Audiokodningsindretning og fremgangsmåde Download PDF

Info

Publication number
DK2975610T3
DK2975610T3 DK15184203.6T DK15184203T DK2975610T3 DK 2975610 T3 DK2975610 T3 DK 2975610T3 DK 15184203 T DK15184203 T DK 15184203T DK 2975610 T3 DK2975610 T3 DK 2975610T3
Authority
DK
Denmark
Prior art keywords
procedure
coding device
audio coding
audio
coding
Prior art date
Application number
DK15184203.6T
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 DK2975610T3 publication Critical patent/DK2975610T3/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)
DK15184203.6T 2010-11-22 2011-11-04 Audiokodningsindretning og fremgangsmåde DK2975610T3 (da)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2010260447 2010-11-22
JP2011033915 2011-02-18
EP11842953.9A EP2645366A4 (en) 2010-11-22 2011-11-04 AUDIO CODING DEVICE, METHOD AND PROGRAM, AND AUDIO CODING DEVICE, METHOD AND PROGRAM

Publications (1)

Publication Number Publication Date
DK2975610T3 true DK2975610T3 (da) 2019-05-27

Family

ID=46145720

Family Applications (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) EP2975610B1 (da)
JP (6) JP6000854B2 (da)
CN (2) CN104934036B (da)
DK (1) DK2975610T3 (da)
ES (2) ES2966665T3 (da)
FI (1) FI3518234T3 (da)
HU (1) HUE064739T2 (da)
PL (2) PL2975610T3 (da)
PT (1) PT2975610T (da)
TW (1) TW201243825A (da)
WO (1) WO2012070370A1 (da)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
HUE064739T2 (hu) 2010-11-22 2024-04-28 Ntt Docomo Inc Audio kódoló eszköz és eljárás
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
PL2922053T3 (pl) * 2012-11-15 2019-11-29 Ntt Docomo Inc Urządzenie do kodowania audio, sposób kodowania audio, program do kodowania audio, urządzenie do dekodowania audio, sposób dekodowania audio, i program do dekodowania audio
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
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
US10580416B2 (en) * 2015-07-06 2020-03-03 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
KR102192999B1 (ko) 2016-03-07 2020-12-18 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. 적절히 디코딩된 오디오 프레임의 디코딩된 표현의 특성을 사용하는 에러 은닉 유닛, 오디오 디코더, 및 관련 방법과 컴퓨터 프로그램
MX2018010754A (es) 2016-03-07 2019-01-14 Fraunhofer Ges Forschung Unidad de ocultamiento de error, decodificador de audio y método relacionado y programa de computadora que desaparece una trama de audio ocultada de acuerdo con factores de amortiguamiento diferentes para bandas de frecuencia diferentes.
KR20220151953A (ko) * 2021-05-07 2022-11-15 한국전자통신연구원 부가 정보를 이용한 오디오 신호의 부호화 및 복호화 방법과 그 방법을 수행하는 부호화기 및 복호화기

Family Cites Families (59)

* 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
WO2000060579A1 (en) * 1999-04-05 2000-10-12 Hughes Electronics Corporation 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
AU2003278013A1 (en) * 2002-10-11 2004-05-04 Voiceage Corporation Methods and devices for source controlled variable bit-rate wideband speech coding
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
CN100471072C (zh) * 2002-11-21 2009-03-18 日本电信电话株式会社 数字信号处理方法
US7343291B2 (en) * 2003-07-18 2008-03-11 Microsoft Corporation Multi-pass variable bitrate media encoding
CN100495930C (zh) * 2003-09-02 2009-06-03 日本电信电话株式会社 浮点信号可逆编码方法、解码方法及其设备
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
DE602005005640T2 (de) * 2004-03-01 2009-05-14 Dolby Laboratories Licensing Corp., San Francisco Mehrkanalige audiocodierung
EP1722359B1 (en) * 2004-03-05 2011-09-07 Panasonic Corporation Error conceal device and error conceal method
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
CN1906663B (zh) * 2004-05-10 2010-06-02 日本电信电话株式会社 声学信号分组通信方法、传送方法、接收方法、及其设备和程序
EP1814106B1 (en) * 2005-01-14 2009-09-16 Panasonic Corporation Audio switching device and audio switching method
US20070147518A1 (en) * 2005-02-18 2007-06-28 Bruno Bessette Methods and devices for low-frequency emphasis during audio compression based on ACELP/TCX
CN101213590B (zh) * 2005-06-29 2011-09-21 松下电器产业株式会社 可扩展解码装置及丢失数据插值方法
US8069035B2 (en) * 2005-10-14 2011-11-29 Panasonic Corporation Scalable encoding apparatus, scalable decoding apparatus, and methods of them
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
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
CN101512909B (zh) * 2006-11-30 2012-12-19 松下电器产业株式会社 信号处理装置
EP2128854B1 (en) * 2007-03-02 2017-07-26 III Holdings 12, LLC Audio encoding device and audio decoding device
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
EP2143103A4 (en) * 2007-03-29 2011-11-30 Ericsson Telefon Ab L M METHOD AND VOICE ENCODER WITH LENGTH ADJUSTMENT OF DISCONTINUOUS TRANSMISSION HOLD 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
WO2009004727A1 (ja) * 2007-07-04 2009-01-08 Fujitsu Limited 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
KR101570550B1 (ko) * 2008-03-14 2015-11-19 파나소닉 인텔렉츄얼 프로퍼티 코포레이션 오브 아메리카 부호화 장치, 복호 장치 및 이러한 방법
AU2009256551B2 (en) * 2008-06-13 2015-08-13 Nokia Technologies Oy Method and apparatus for error concealment of encoded audio data
US8380523B2 (en) * 2008-07-07 2013-02-19 Lg Electronics Inc. Method and an apparatus for processing an audio signal
EP2346030B1 (en) * 2008-07-11 2014-10-01 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio encoder, method for encoding an audio signal and 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
HUE064739T2 (hu) 2010-11-22 2024-04-28 Ntt Docomo Inc Audio kódoló eszköz és eljárás
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
CN103229234B (zh) 2015-07-08
JP2017142542A (ja) 2017-08-17
JPWO2012070370A1 (ja) 2014-05-19
PT2975610T (pt) 2019-06-04
CN104934036B (zh) 2018-11-02
WO2012070370A1 (ja) 2012-05-31
US20200357416A1 (en) 2020-11-12
US11322163B2 (en) 2022-05-03
ES2966665T3 (es) 2024-04-23
JP6450802B2 (ja) 2019-01-09
JP2021012398A (ja) 2021-02-04
HUE064739T2 (hu) 2024-04-28
EP2975610B1 (en) 2019-04-24
PL3518234T3 (pl) 2024-04-08
US20130253939A1 (en) 2013-09-26
JP6951536B2 (ja) 2021-10-20
JP2019066868A (ja) 2019-04-25
EP3518234B1 (en) 2023-11-29
JP2020073986A (ja) 2020-05-14
JP6000854B2 (ja) 2016-10-05
JP6151411B2 (ja) 2017-06-21
US20220215846A1 (en) 2022-07-07
JP2016194710A (ja) 2016-11-17
US20170076729A1 (en) 2017-03-16
US11756556B2 (en) 2023-09-12
US20190019519A1 (en) 2019-01-17
CN104934036A (zh) 2015-09-23
US9508350B2 (en) 2016-11-29
ES2727748T3 (es) 2019-10-18
TW201243825A (en) 2012-11-01
EP2645366A1 (en) 2013-10-02
FI3518234T3 (fi) 2023-12-14
CN103229234A (zh) 2013-07-31
US10762908B2 (en) 2020-09-01
EP3518234A1 (en) 2019-07-31
US10115402B2 (en) 2018-10-30
EP2975610A1 (en) 2016-01-20
JP6704037B2 (ja) 2020-06-03
PL2975610T3 (pl) 2019-08-30
EP2645366A4 (en) 2014-05-07
JP6789365B2 (ja) 2020-11-25

Similar Documents

Publication Publication Date Title
DK2975610T3 (da) Audiokodningsindretning og fremgangsmåde
DK3849194T3 (da) Blokinddelingsfremgangsmåde og afkodningsindretning
DK2428450T3 (da) Doseringsmetode og doseringsindretning
DK3197164T3 (da) Afkodningsanordning og afkodningsfremgangsmåde
DK3448031T3 (da) Videoafkodningsanordning og videoafkodningsfremgangsmåde
DK3664453T3 (da) Billedforudsigelse-afkodningsindretning og billedforudsigelse-afkodningsfremgangsmåde
BR112013016969A2 (pt) aparelho e método
DK3622883T3 (da) Indførerer til medicinsk indretning og fremgangsmåder til at indføre og anvende medicinske indretninger
PT3174049T (pt) Método e dispositivo para codificar/descodificar sinais áudio
DK2552434T3 (da) Peptider og anvendelse deraf
DK2470295T3 (da) Partikelpumpefremgangsmåder og indretninger
DK3122072T3 (da) Audiobehandlingsanordning, system, anvendelse og fremgangsmåde
BRPI1015415A2 (pt) dispositivos e métodos de codificação e de decodificação de imagem
BR112012028015A2 (pt) aparelho e método
DK2585362T3 (da) Forbindelseslåseenhed og fremgangsmåde
EP2631905A4 (en) DEVICE FOR TONE CODING AND TONE DECODING
DK2353927T3 (da) Forankrings-system og indretninger
DK3232663T3 (da) Fremgangsmåder og anordninger til afkodning
DK2600715T3 (da) Flydende ST-246-formuleringer og fremgangsmåder
DK2750387T3 (da) Fremgangsmåde til videoafkodning og videoafkodningsindretning
DK2880761T3 (da) Multibånd-audiokomprimeringssystem og fremgangsmåde
DK3567589T3 (da) Talekoder og talekodningsfremgangsmåde
BR112013004452A2 (pt) dispositivos e métodos de codificação e de decodificação
DK2642992T3 (da) Forbindelser og anvendelse deraf
DK2592938T3 (da) Mejeriprodukt og fremgangsmåde