CN113724719B - 音频解码器装置及音频编码器装置 - Google Patents

音频解码器装置及音频编码器装置 Download PDF

Info

Publication number
CN113724719B
CN113724719B CN202110649437.8A CN202110649437A CN113724719B CN 113724719 B CN113724719 B CN 113724719B CN 202110649437 A CN202110649437 A CN 202110649437A CN 113724719 B CN113724719 B CN 113724719B
Authority
CN
China
Prior art keywords
memory
memory state
audio
audio frame
parameters
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
CN202110649437.8A
Other languages
English (en)
Chinese (zh)
Other versions
CN113724719A (zh
Inventor
斯蒂芬·多拉
吉约姆·福克斯
伯恩哈特·格里尔
马库斯·缪特拉斯
格莱泽格尔兹·皮耶奇克
伊曼纽尔·拉维利
马库斯·施奈尔
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fraunhofer-Gesellschaft zur Förderung der Angewandten Forschung eV
Original Assignee
Fraunhofer-Gesellschaft zur Förderung der Angewandten Forschung eV
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 Fraunhofer-Gesellschaft zur Förderung der Angewandten Forschung eV filed Critical Fraunhofer-Gesellschaft zur Förderung der Angewandten Forschung eV
Priority to CN202110649437.8A priority Critical patent/CN113724719B/zh
Publication of CN113724719A publication Critical patent/CN113724719A/zh
Application granted granted Critical
Publication of CN113724719B publication Critical patent/CN113724719B/zh
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • G10L19/04—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 predictive techniques
    • 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
    • G10L19/04—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 predictive techniques
    • G10L19/16—Vocoder architecture
    • G10L19/173—Transcoding, i.e. converting between two coded representations avoiding cascaded coding-decoding
    • 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
    • G10L19/04—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 predictive techniques
    • G10L19/16—Vocoder architecture
    • G10L19/18—Vocoders using multiple modes
    • 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
    • G10L19/04—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 predictive techniques
    • G10L19/16—Vocoder architecture
    • G10L19/18—Vocoders using multiple modes
    • G10L19/20—Vocoders using multiple modes using sound class specific coding, hybrid encoders or object based coding
    • 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
    • G10L19/04—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 predictive techniques
    • G10L19/16—Vocoder architecture
    • G10L19/18—Vocoders using multiple modes
    • G10L19/22—Mode decision, i.e. based on audio signal content versus external parameters
    • 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
    • G10L19/04—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 predictive techniques
    • G10L19/16—Vocoder architecture
    • G10L19/18—Vocoders using multiple modes
    • G10L19/24—Variable rate codecs, e.g. for generating different qualities using a scalable representation such as hierarchical encoding or layered encoding
    • 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
    • G10L19/04—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 predictive techniques
    • G10L19/26—Pre-filtering or post-filtering
    • 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
    • G10L2019/0001—Codebooks
    • G10L2019/0002—Codebook adaptations

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)
  • Quality & Reliability (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
CN202110649437.8A 2014-08-18 2015-08-14 音频解码器装置及音频编码器装置 Active CN113724719B (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110649437.8A CN113724719B (zh) 2014-08-18 2015-08-14 音频解码器装置及音频编码器装置

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
EP14181307.1 2014-08-18
EP14181307.1A EP2988300A1 (en) 2014-08-18 2014-08-18 Switching of sampling rates at audio processing devices
CN201580044544.0A CN106663443B (zh) 2014-08-18 2015-08-14 音频解码器装置及音频编码器装置
PCT/EP2015/068778 WO2016026788A1 (en) 2014-08-18 2015-08-14 Concept for switching of sampling rates at audio processing devices
CN202110649437.8A CN113724719B (zh) 2014-08-18 2015-08-14 音频解码器装置及音频编码器装置

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CN201580044544.0A Division CN106663443B (zh) 2014-08-18 2015-08-14 音频解码器装置及音频编码器装置

Publications (2)

Publication Number Publication Date
CN113724719A CN113724719A (zh) 2021-11-30
CN113724719B true CN113724719B (zh) 2023-08-08

Family

ID=51352467

Family Applications (2)

Application Number Title Priority Date Filing Date
CN202110649437.8A Active CN113724719B (zh) 2014-08-18 2015-08-14 音频解码器装置及音频编码器装置
CN201580044544.0A Active CN106663443B (zh) 2014-08-18 2015-08-14 音频解码器装置及音频编码器装置

Family Applications After (1)

Application Number Title Priority Date Filing Date
CN201580044544.0A Active CN106663443B (zh) 2014-08-18 2015-08-14 音频解码器装置及音频编码器装置

Country Status (18)

Country Link
US (3) US10783898B2 (cg-RX-API-DMAC7.html)
EP (4) EP2988300A1 (cg-RX-API-DMAC7.html)
JP (1) JP6349458B2 (cg-RX-API-DMAC7.html)
KR (1) KR102120355B1 (cg-RX-API-DMAC7.html)
CN (2) CN113724719B (cg-RX-API-DMAC7.html)
AR (1) AR101578A1 (cg-RX-API-DMAC7.html)
AU (1) AU2015306260B2 (cg-RX-API-DMAC7.html)
BR (1) BR112017002947B1 (cg-RX-API-DMAC7.html)
CA (1) CA2957855C (cg-RX-API-DMAC7.html)
ES (3) ES3049391T3 (cg-RX-API-DMAC7.html)
MX (1) MX360557B (cg-RX-API-DMAC7.html)
MY (1) MY187283A (cg-RX-API-DMAC7.html)
PL (3) PL4328908T3 (cg-RX-API-DMAC7.html)
PT (1) PT3183729T (cg-RX-API-DMAC7.html)
RU (1) RU2690754C2 (cg-RX-API-DMAC7.html)
SG (1) SG11201701267XA (cg-RX-API-DMAC7.html)
TW (1) TWI587291B (cg-RX-API-DMAC7.html)
WO (1) WO2016026788A1 (cg-RX-API-DMAC7.html)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BR122020015614B1 (pt) 2014-04-17 2022-06-07 Voiceage Evs Llc Método e dispositivo para interpolar parâmetros de filtro de predição linear em um quadro de processamento de sinal sonoro atual seguindo um quadro de processamento de sinal sonoro anterior
EP2988300A1 (en) * 2014-08-18 2016-02-24 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Switching of sampling rates at audio processing devices
EP3483882A1 (en) 2017-11-10 2019-05-15 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Controlling bandwidth in encoders and/or decoders
EP3483883A1 (en) 2017-11-10 2019-05-15 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio coding and decoding with selective postfiltering
WO2019091576A1 (en) 2017-11-10 2019-05-16 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio encoders, audio decoders, methods and computer programs adapting an encoding and decoding of least significant bits
EP3483884A1 (en) 2017-11-10 2019-05-15 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Signal filtering
WO2019091573A1 (en) 2017-11-10 2019-05-16 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for encoding and decoding an audio signal using downsampling or interpolation of scale parameters
EP3483880A1 (en) 2017-11-10 2019-05-15 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Temporal noise shaping
EP3483878A1 (en) 2017-11-10 2019-05-15 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio decoder supporting a set of different loss concealment tools
EP3483879A1 (en) 2017-11-10 2019-05-15 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Analysis/synthesis windowing function for modulated lapped transformation
EP3483886A1 (en) 2017-11-10 2019-05-15 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Selecting pitch lag
US11601483B2 (en) * 2018-02-14 2023-03-07 Genband Us Llc System, methods, and computer program products for selecting codec parameters

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USB476577I5 (cg-RX-API-DMAC7.html) * 1974-06-05 1976-01-20
JPS60224341A (ja) * 1984-04-20 1985-11-08 Nippon Telegr & Teleph Corp <Ntt> 音声符号化方法
US5956674A (en) * 1995-12-01 1999-09-21 Digital Theater Systems, Inc. Multi-channel predictive subband audio coder using psychoacoustic adaptive bit allocation in frequency, time and over the multiple channels
JP2006145782A (ja) * 2004-11-18 2006-06-08 Canon Inc オーディオ信号符号化装置および方法
CN101512639A (zh) * 2006-09-13 2009-08-19 艾利森电话股份有限公司 用于语音/音频发送器和接收器的方法和设备

Family Cites Families (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3134817B2 (ja) * 1997-07-11 2001-02-13 日本電気株式会社 音声符号化復号装置
US7446774B1 (en) * 1998-11-09 2008-11-04 Broadcom Corporation Video and graphics system with an integrated system bridge controller
TW479220B (en) * 1998-11-10 2002-03-11 Tdk Corp Digital audio recording and reproducing apparatus
MXPA01010913A (es) 1999-04-30 2002-05-06 Thomson Licensing Sa Metodo y aparato para procesar datos de audio digitalmente codificados.
US6829579B2 (en) 2002-01-08 2004-12-07 Dilithium Networks, Inc. Transcoding method and system between CELP-based speech codes
JP2004023598A (ja) * 2002-06-19 2004-01-22 Matsushita Electric Ind Co Ltd 音声データ記録再生装置
JP3947191B2 (ja) * 2004-10-26 2007-07-18 ソニー株式会社 予測係数生成装置及び予測係数生成方法
US7489259B2 (en) * 2006-08-01 2009-02-10 Creative Technology Ltd. Sample rate converter and method to perform sample rate conversion
CN101361113B (zh) * 2006-08-15 2011-11-30 美国博通公司 丢包后的约束和受控解码
CN101025918B (zh) * 2007-01-19 2011-06-29 清华大学 一种语音/音乐双模编解码无缝切换方法
GB2455526A (en) * 2007-12-11 2009-06-17 Sony Corp Generating water marked copies of audio signals and detecting them using a shuffle data store
WO2010003532A1 (en) * 2008-07-11 2010-01-14 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for encoding/decoding an audio signal using an aliasing switch scheme
KR101325335B1 (ko) * 2008-07-11 2013-11-08 프라운호퍼-게젤샤프트 추르 푀르데룽 데어 안제반텐 포르슝 에 파우 오디오 샘플 인코드 및 디코드용 오디오 인코더 및 디코더
US8140342B2 (en) 2008-12-29 2012-03-20 Motorola Mobility, Inc. Selective scaling mask computation based on peak detection
EP4362014B1 (en) * 2009-10-20 2025-04-23 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio signal decoder, corresponding method and computer program
GB2476041B (en) * 2009-12-08 2017-03-01 Skype Encoding and decoding speech signals
CN102222505B (zh) * 2010-04-13 2012-12-19 中兴通讯股份有限公司 可分层音频编解码方法系统及瞬态信号可分层编解码方法
CN102783034B (zh) * 2011-02-01 2014-12-17 华为技术有限公司 用于提供信号处理系数的方法和设备
US9037456B2 (en) * 2011-07-26 2015-05-19 Google Technology Holdings LLC Method and apparatus for audio coding and decoding
US9594536B2 (en) * 2011-12-29 2017-03-14 Ati Technologies Ulc Method and apparatus for electronic device communication
US9043201B2 (en) * 2012-01-03 2015-05-26 Google Technology Holdings LLC Method and apparatus for processing audio frames to transition between different codecs
FR3013496A1 (fr) * 2013-11-15 2015-05-22 Orange Transition d'un codage/decodage par transformee vers un codage/decodage predictif
BR122020015614B1 (pt) * 2014-04-17 2022-06-07 Voiceage Evs Llc Método e dispositivo para interpolar parâmetros de filtro de predição linear em um quadro de processamento de sinal sonoro atual seguindo um quadro de processamento de sinal sonoro anterior
FR3023646A1 (fr) * 2014-07-11 2016-01-15 Orange Mise a jour des etats d'un post-traitement a une frequence d'echantillonnage variable selon la trame
EP2988300A1 (en) * 2014-08-18 2016-02-24 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Switching of sampling rates at audio processing devices

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USB476577I5 (cg-RX-API-DMAC7.html) * 1974-06-05 1976-01-20
JPS60224341A (ja) * 1984-04-20 1985-11-08 Nippon Telegr & Teleph Corp <Ntt> 音声符号化方法
US5956674A (en) * 1995-12-01 1999-09-21 Digital Theater Systems, Inc. Multi-channel predictive subband audio coder using psychoacoustic adaptive bit allocation in frequency, time and over the multiple channels
JP2006145782A (ja) * 2004-11-18 2006-06-08 Canon Inc オーディオ信号符号化装置および方法
CN101512639A (zh) * 2006-09-13 2009-08-19 艾利森电话股份有限公司 用于语音/音频发送器和接收器的方法和设备

Also Published As

Publication number Publication date
PL3739580T3 (pl) 2024-09-02
TW201612896A (en) 2016-04-01
JP2017528759A (ja) 2017-09-28
EP3739580A1 (en) 2020-11-18
ES2828949T3 (es) 2021-05-28
PL3183729T3 (pl) 2021-03-08
SG11201701267XA (en) 2017-03-30
JP6349458B2 (ja) 2018-06-27
AU2015306260B2 (en) 2018-10-18
US20200381001A1 (en) 2020-12-03
US11443754B2 (en) 2022-09-13
EP2988300A1 (en) 2016-02-24
KR102120355B1 (ko) 2020-06-08
AR101578A1 (es) 2016-12-28
TWI587291B (zh) 2017-06-11
MY187283A (en) 2021-09-19
EP4328908B1 (en) 2025-09-17
US20170154635A1 (en) 2017-06-01
EP3183729A1 (en) 2017-06-28
WO2016026788A1 (en) 2016-02-25
BR112017002947B1 (pt) 2021-02-17
US11830511B2 (en) 2023-11-28
PT3183729T (pt) 2020-12-04
EP4328908C0 (en) 2025-09-17
BR112017002947A2 (pt) 2017-12-05
RU2017108839A (ru) 2018-09-20
CN113724719A (zh) 2021-11-30
AU2015306260A1 (en) 2017-03-09
PL4328908T3 (pl) 2026-02-02
RU2690754C2 (ru) 2019-06-05
CA2957855A1 (en) 2016-02-25
CN106663443B (zh) 2021-06-29
RU2017108839A3 (cg-RX-API-DMAC7.html) 2018-09-20
CA2957855C (en) 2020-05-12
EP3739580C0 (en) 2024-04-17
EP3739580B1 (en) 2024-04-17
US20230022258A1 (en) 2023-01-26
US10783898B2 (en) 2020-09-22
ES3049391T3 (en) 2025-12-16
EP4328908A2 (en) 2024-02-28
CN106663443A (zh) 2017-05-10
MX2017002108A (es) 2017-05-12
ES2980944T3 (es) 2024-10-03
MX360557B (es) 2018-11-07
EP4328908A3 (en) 2024-03-13
EP3183729B1 (en) 2020-09-02
KR20170041827A (ko) 2017-04-17

Similar Documents

Publication Publication Date Title
US11830511B2 (en) Concept for switching of sampling rates at audio processing devices
JP6941643B2 (ja) 全帯域ギャップ充填を備えた周波数ドメインプロセッサと時間ドメインプロセッサとを使用するオーディオ符号器及び復号器
JP6838091B2 (ja) 周波数ドメインプロセッサ、時間ドメインプロセッサ及び連続的な初期化のためのクロスプロセッサを使用するオーディオ符号器及び復号器
JP5978227B2 (ja) 予測符号化と変換符号化を繰り返す低遅延音響符号化
CN113571070B (zh) Fd/lpd转换环境中的帧丢失管理
JP2019194711A (ja) スムーズな遷移を取得するために、ゼロ入力応答を用いるオーディオ・デコーダ、方法及びコンピュータ・プログラム
KR102485835B1 (ko) Lpd/fd 전이 프레임 인코딩의 예산 결정
HK1233758B (en) Switching of sampling rates at audio processing devices
HK1233758A1 (en) Switching of sampling rates at audio processing devices
HK1233034A1 (en) Audio decoder, method and computer program using a zero-input-response to obtain a smooth transition

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant