PH12012501447A1 - Sound signal coding method, sound signal decoding method, coding device, decoding device, sound signal processing system, sound signal coding program, and sound signal decoding program - Google Patents

Sound signal coding method, sound signal decoding method, coding device, decoding device, sound signal processing system, sound signal coding program, and sound signal decoding program

Info

Publication number
PH12012501447A1
PH12012501447A1 PH12012501447A PH12012501447A PH12012501447A1 PH 12012501447 A1 PH12012501447 A1 PH 12012501447A1 PH 12012501447 A PH12012501447 A PH 12012501447A PH 12012501447 A PH12012501447 A PH 12012501447A PH 12012501447 A1 PH12012501447 A1 PH 12012501447A1
Authority
PH
Philippines
Prior art keywords
sound signal
coding
decoding
program
processing system
Prior art date
Application number
PH12012501447A
Other languages
English (en)
Other versions
PH12012501447B1 (en
Inventor
Tsujino Kosuke
Kikuiri Kei
Naka Nobuhiko
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
Publication of PH12012501447B1 publication Critical patent/PH12012501447B1/en
Publication of PH12012501447A1 publication Critical patent/PH12012501447A1/en

Links

Classifications

    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00Speech 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
    • G10L19/04Speech 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
    • G10L19/16Vocoder architecture
    • G10L19/18Vocoders using multiple modes
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00Speech 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
    • G10L19/04Speech 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
    • G10L19/26Pre-filtering or post-filtering
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00Speech 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
    • G10L19/002Dynamic bit allocation
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00Speech 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
    • G10L19/04Speech 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
    • G10L19/16Vocoder architecture
    • G10L19/18Vocoders using multiple modes
    • G10L19/20Vocoders using multiple modes using sound class specific coding, hybrid encoders or object based coding
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00Speech 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
    • G10L19/04Speech 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
    • G10L19/16Vocoder architecture
    • G10L19/18Vocoders using multiple modes
    • G10L19/22Mode decision, i.e. based on audio signal content versus external parameters
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00Speech 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
    • G10L19/04Speech 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
    • G10L19/08Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
    • G10L19/12Determination 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
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00Speech 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
    • G10L19/04Speech 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
    • G10L19/16Vocoder architecture
    • G10L19/18Vocoders using multiple modes
    • G10L19/24Variable rate codecs, e.g. for generating different qualities using a scalable representation such as hierarchical encoding or layered encoding

Landscapes

  • 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)
  • Compression Or Coding Systems Of Tv Signals (AREA)
PH12012501447A 2009-03-06 2012-07-16 Sound signal coding method, sound signal decoding method, coding device, decoding device, sound signal processing system, sound signal coding program, and sound signal decoding program PH12012501447A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2009053693A JP4977157B2 (ja) 2009-03-06 2009-03-06 音信号符号化方法、音信号復号方法、符号化装置、復号装置、音信号処理システム、音信号符号化プログラム、及び、音信号復号プログラム
PCT/JP2010/053454 WO2010101190A1 (ja) 2009-03-06 2010-03-03 音信号符号化方法、音信号復号方法、符号化装置、復号装置、音信号処理システム、音信号符号化プログラム、及び、音信号復号プログラム

Publications (2)

Publication Number Publication Date
PH12012501447B1 PH12012501447B1 (en) 2014-08-27
PH12012501447A1 true PH12012501447A1 (en) 2014-08-27

Family

ID=42709745

Family Applications (2)

Application Number Title Priority Date Filing Date
PH12012501446A PH12012501446A1 (en) 2009-03-06 2012-07-16 Sound signal coding method, sound signal decoding method, coding device, decoding device, sound signal processing system, sound signal coding program, and sound signal decoding program
PH12012501447A PH12012501447A1 (en) 2009-03-06 2012-07-16 Sound signal coding method, sound signal decoding method, coding device, decoding device, sound signal processing system, sound signal coding program, and sound signal decoding program

Family Applications Before (1)

Application Number Title Priority Date Filing Date
PH12012501446A PH12012501446A1 (en) 2009-03-06 2012-07-16 Sound signal coding method, sound signal decoding method, coding device, decoding device, sound signal processing system, sound signal coding program, and sound signal decoding program

Country Status (22)

Country Link
US (3) US8751245B2 (enExample)
EP (3) EP2511906A1 (enExample)
JP (1) JP4977157B2 (enExample)
KR (3) KR101175555B1 (enExample)
CN (3) CN102737642B (enExample)
AU (1) AU2010219643C1 (enExample)
BR (3) BRPI1016262B1 (enExample)
CA (1) CA2754404C (enExample)
CY (1) CY1114649T1 (enExample)
DK (1) DK2405426T3 (enExample)
ES (1) ES2434125T3 (enExample)
HR (1) HRP20131056T1 (enExample)
MX (1) MX2011009333A (enExample)
PH (2) PH12012501446A1 (enExample)
PL (1) PL2405426T3 (enExample)
PT (1) PT2405426E (enExample)
RU (3) RU2482554C1 (enExample)
SG (1) SG174241A1 (enExample)
SI (1) SI2405426T1 (enExample)
SM (1) SMT201400025B (enExample)
TW (3) TWI390504B (enExample)
WO (1) WO2010101190A1 (enExample)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5395649B2 (ja) * 2009-12-24 2014-01-22 日本電信電話株式会社 符号化方法、復号方法、符号化装置、復号装置及びプログラム
FR2969805A1 (fr) * 2010-12-23 2012-06-29 France Telecom Codage bas retard alternant codage predictif et codage par transformee
EP2772914A4 (en) * 2011-10-28 2015-07-15 Panasonic Corp DECODER FOR HYBRID SOUND SIGNALS, COORDINATORS FOR HYBRID SOUND SIGNALS, DECODING PROCEDURE FOR SOUND SIGNALS AND CODING SIGNALING PROCESSES
US9043201B2 (en) 2012-01-03 2015-05-26 Google Technology Holdings LLC Method and apparatus for processing audio frames to transition between different codecs
SG11201503788UA (en) * 2012-11-13 2015-06-29 Samsung Electronics Co Ltd Method and apparatus for determining encoding mode, method and apparatus for encoding audio signals, and method and apparatus for decoding audio signals
EP2830056A1 (en) 2013-07-22 2015-01-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for encoding or decoding an audio signal with intelligent gap filling in the spectral domain
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
FR3013496A1 (fr) * 2013-11-15 2015-05-22 Orange Transition d'un codage/decodage par transformee vers un codage/decodage predictif
US11589172B2 (en) 2014-01-06 2023-02-21 Shenzhen Shokz Co., Ltd. Systems and methods for suppressing sound leakage
EP2980797A1 (en) 2014-07-28 2016-02-03 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio decoder, method and computer program using a zero-input-response to obtain a smooth transition
US9685164B2 (en) * 2014-03-31 2017-06-20 Qualcomm Incorporated Systems and methods of switching coding technologies at a device
EP2980794A1 (en) 2014-07-28 2016-02-03 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio encoder and decoder using a frequency domain processor and a time domain processor
EP2980795A1 (en) * 2014-07-28 2016-02-03 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio encoding and decoding using a frequency domain processor, a time domain processor and a cross processor for initialization of the time domain processor
FR3024582A1 (fr) 2014-07-29 2016-02-05 Orange Gestion de la perte de trame dans un contexte de transition fd/lpd
CN104485112B (zh) * 2014-12-08 2017-12-08 福建联迪商用设备有限公司 一种基于音频通讯中的音频解码方法及其装置
WO2016142002A1 (en) 2015-03-09 2016-09-15 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Audio encoder, audio decoder, method for encoding an audio signal and method for decoding an encoded audio signal
EP3231393B1 (de) 2016-04-13 2023-06-21 Christian Vallbracht Minimal-invasiv implantierbare mitral- und trikuspidalklappe
CN109215667B (zh) 2017-06-29 2020-12-22 华为技术有限公司 时延估计方法及装置
CN110556118B (zh) * 2018-05-31 2022-05-10 华为技术有限公司 立体声信号的编码方法和装置
EP3834200A4 (en) 2018-09-12 2021-08-25 Shenzhen Voxtech Co., Ltd. SIGNAL PROCESSING DEVICE WITH SEVERAL ACOUSTIC-ELECTRIC CONVERTERS
CN115881140B (zh) * 2021-09-29 2025-09-26 华为技术有限公司 编解码方法、装置、设备、存储介质及计算机程序产品

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0352899A (ja) * 1989-07-20 1991-03-07 Asahi Glass Co Ltd カルシトニン類似体
SE504010C2 (sv) * 1995-02-08 1996-10-14 Ericsson Telefon Ab L M Förfarande och anordning för prediktiv kodning av tal- och datasignaler
JP2904083B2 (ja) * 1995-11-29 1999-06-14 日本電気株式会社 音声符号化切替えシステム
US6134518A (en) * 1997-03-04 2000-10-17 International Business Machines Corporation Digital audio signal coding using a CELP coder and a transform coder
JP4216364B2 (ja) * 1997-08-29 2009-01-28 株式会社東芝 音声符号化/復号化方法および音声信号の成分分離方法
JP3487158B2 (ja) * 1998-02-26 2004-01-13 三菱電機株式会社 音声符号化伝送システム
SE0004187D0 (sv) * 2000-11-15 2000-11-15 Coding Technologies Sweden Ab Enhancing the performance of coding systems that use high frequency reconstruction methods
JP4551555B2 (ja) * 2000-11-29 2010-09-29 株式会社東芝 符号化データ伝送装置
US6658383B2 (en) * 2001-06-26 2003-12-02 Microsoft Corporation Method for coding speech and music signals
JP4290917B2 (ja) * 2002-02-08 2009-07-08 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
US20050228648A1 (en) * 2002-04-22 2005-10-13 Ari Heikkinen Method and device for obtaining parameters for parametric speech coding of frames
JP2004053676A (ja) * 2002-07-16 2004-02-19 Mitsubishi Electric Corp 音声符号化装置および復号装置
AU2003208517A1 (en) * 2003-03-11 2004-09-30 Nokia Corporation Switching between coding schemes
RU2006137841A (ru) * 2004-04-27 2008-05-10 Мацусита Электрик Индастриал Ко., Лтд. (Jp) Устройство масштабируемого кодирования, устройство масштабируемого декодирования и способ для этого
ATE457512T1 (de) * 2004-05-17 2010-02-15 Nokia Corp Audiocodierung mit verschiedenen codierungsrahmenlängen
AU2004319555A1 (en) * 2004-05-17 2005-11-24 Nokia Corporation Audio encoding with different coding models
US7596486B2 (en) * 2004-05-19 2009-09-29 Nokia Corporation Encoding an audio signal using different audio coder modes
CN101167126B (zh) * 2005-04-28 2011-09-21 松下电器产业株式会社 语音编码装置和语音编码方法
EP1883067A1 (en) * 2006-07-24 2008-01-30 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
BR122021009252B1 (pt) 2008-07-11 2022-03-03 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e. V. Codificador e decodificador de áudio para estruturas de codificação de sinais de áudio amostrados
MY166169A (en) * 2009-10-20 2018-06-07 Fraunhofer Ges Forschung Audio signal encoder,audio signal decoder,method for encoding or decoding an audio signal using an aliasing-cancellation
FR2969805A1 (fr) * 2010-12-23 2012-06-29 France Telecom Codage bas retard alternant codage predictif et codage par transformee

Also Published As

Publication number Publication date
AU2010219643B2 (en) 2012-10-25
BRPI1016262B1 (pt) 2020-11-10
JP4977157B2 (ja) 2012-07-18
TW201246192A (en) 2012-11-16
PL2405426T3 (pl) 2014-01-31
KR101175553B1 (ko) 2012-08-23
KR101256542B1 (ko) 2013-04-19
US20130185085A1 (en) 2013-07-18
TWI385648B (zh) 2013-02-11
PH12012501446B1 (en) 2015-07-20
TWI390504B (zh) 2013-03-21
CY1114649T1 (el) 2016-12-14
BR122013014739B1 (pt) 2020-10-13
SG174241A1 (en) 2011-10-28
PH12012501447B1 (en) 2014-08-27
KR20120084339A (ko) 2012-07-27
CN102737641B (zh) 2014-07-02
SI2405426T1 (sl) 2013-12-31
BR122013014741B1 (pt) 2020-10-27
KR20110124279A (ko) 2011-11-16
US9214161B2 (en) 2015-12-15
RU2011140533A (ru) 2013-05-10
CN102737642B (zh) 2014-07-30
TWI385649B (zh) 2013-02-11
TW201246191A (en) 2012-11-16
US8751245B2 (en) 2014-06-10
JP2010210680A (ja) 2010-09-24
AU2010219643C1 (en) 2013-03-14
DK2405426T3 (da) 2013-11-11
SMT201400025B (it) 2014-05-07
US20110320212A1 (en) 2011-12-29
KR20120084338A (ko) 2012-07-27
BR122013014739A2 (pt) 2016-05-24
CA2754404C (en) 2016-04-26
BR122013014741A2 (pt) 2016-05-24
EP2511906A1 (en) 2012-10-17
EP2405426B1 (en) 2013-08-28
CA2754404A1 (en) 2010-09-10
RU2493619C1 (ru) 2013-09-20
US8666754B2 (en) 2014-03-04
CN102737642A (zh) 2012-10-17
TW201126513A (en) 2011-08-01
RU2493620C1 (ru) 2013-09-20
EP2405426A1 (en) 2012-01-11
CN102737641A (zh) 2012-10-17
PT2405426E (pt) 2013-10-17
ES2434125T3 (es) 2013-12-13
RU2482554C1 (ru) 2013-05-20
PH12012501446A1 (en) 2015-07-20
CN102341851A (zh) 2012-02-01
HRP20131056T1 (hr) 2013-12-06
AU2010219643A1 (en) 2011-10-06
BRPI1016262A2 (pt) 2016-05-03
WO2010101190A1 (ja) 2010-09-10
KR101175555B1 (ko) 2012-08-21
US20130185075A1 (en) 2013-07-18
MX2011009333A (es) 2011-09-29
CN102341851B (zh) 2013-09-04
EP2405426A4 (en) 2012-10-17
EP2511907A1 (en) 2012-10-17

Similar Documents

Publication Publication Date Title
PH12012501447A1 (en) Sound signal coding method, sound signal decoding method, coding device, decoding device, sound signal processing system, sound signal coding program, and sound signal decoding program
PH12018501219B1 (en) Image processing device and image processing method
PH12015500511A1 (en) Access unit independent coded picture buffer removal times in video coding
MY154100A (en) Method and apparatus to encode and decode an audio/speech signal
MY165376A (en) Method and apparatus for encoding video by using deblocking filtering, and method and apparatus for decoding video by using deblocking filtering
GB0905317D0 (en) Video processing and telepresence system and method
MX2008011652A (es) Metodos y aparatos para usarse en un sistema de codificacion de video de multiples vistas.
EP4246967A3 (en) Reducing latency in video encoding and decoding
MX337142B (es) Metodo y aparato de codificacion de video y metodo y aparato de decodificacion de video, basados en estructura jerarquica de unidad de codificacion.
MX2016004643A (es) Dispositivo y metodo para codificacion escalable de informacion de video.
SG10201808631PA (en) Video Encoding Method For Encoding Hierarchical-Structure Symbols And A Device Therefor, And Video Decoding Method For Decoding Hierarchical-Structure Symbols And A Device Therefor
MY160265A (en) Apparatus and Method for Encoding and Decoding an Audio Signal Using an Aligned Look-Ahead Portion
BRPI0509110A8 (pt) Método e dispositivo para processar um sinal estéreo, aparelhos codificador e decodificador, e, sistema de áudio
ATE524808T1 (de) Verfahren zur codierung eines quellenaudiosignals,entsprechende codierungseinrichtung, decodierungsverfahren und einrichtung, signal und computerprogrammprodukte
PH12018501871A1 (en) Signal encoding method and device
EP4554228A3 (en) Image decoding method, image encoding method, image decoding device, image encoding device, and image encoding/decoding device
MY201972A (en) Image processing device and method
WO2008084417A3 (en) Method and system for encoding a video signal, encoded video signal, method and system for decoding a video signal
MX2020002131A (es) Metodos y aparatos para conversion ascendente de tasa de fotogramas mejorada.
MX2013012782A (es) Aparato y metodo para codificacion y decodificacion combinatoria de complejidad baja de señales.
JP2011087326A5 (enExample)
MY178524A (en) Signal encoding method and device
GB2488396A (en) Video signal processing