PL3385950T3 - Sposoby dekodowania audio, dekodery audio oraz odpowiedni program i nośnik rejestrujący - Google Patents

Sposoby dekodowania audio, dekodery audio oraz odpowiedni program i nośnik rejestrujący

Info

Publication number
PL3385950T3
PL3385950T3 PL18173806T PL18173806T PL3385950T3 PL 3385950 T3 PL3385950 T3 PL 3385950T3 PL 18173806 T PL18173806 T PL 18173806T PL 18173806 T PL18173806 T PL 18173806T PL 3385950 T3 PL3385950 T3 PL 3385950T3
Authority
PL
Poland
Prior art keywords
audio
recording medium
corresponding program
decoding methods
decoders
Prior art date
Application number
PL18173806T
Other languages
English (en)
Inventor
Takehiro Moriya
Yutaka Kamamoto
Noboru Harada
Yusuke Hiwasaki
Masahiro Fukui
Original Assignee
Nippon Telegraph And Telephone Corporation
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 Nippon Telegraph And Telephone Corporation filed Critical Nippon Telegraph And Telephone Corporation
Publication of PL3385950T3 publication Critical patent/PL3385950T3/pl

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
    • G10L19/002Dynamic 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
    • G10L19/0017Lossless audio signal coding; Perfect reconstruction of coded audio signal by transmission of coding error
    • 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
    • G10L19/02Speech 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
    • G10L19/0212Speech 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 using orthogonal transformation
    • 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
    • G10L19/02Speech 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
    • G10L19/032Quantisation or dequantisation of spectral components
    • 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
    • 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
    • G10L19/09Long term prediction, i.e. removing periodical redundancies, e.g. by using adaptive codebook or pitch predictor
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L25/00Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/90Pitch determination of speech signals
    • G10L2025/903Pitch determination of speech signals using a laryngograph
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L25/00Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/90Pitch determination of speech signals
    • G10L2025/906Pitch tracking
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L25/00Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/90Pitch determination of speech signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
PL18173806T 2012-05-23 2013-05-22 Sposoby dekodowania audio, dekodery audio oraz odpowiedni program i nośnik rejestrujący PL3385950T3 (pl)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP2012117172 2012-05-23
JP2012171155 2012-08-01
EP18173806.3A EP3385950B1 (en) 2012-05-23 2013-05-22 Audio decoding methods, audio decoders and corresponding program and recording medium
EP13793620.9A EP2830057B1 (en) 2012-05-23 2013-05-22 Encoding of an audio signal
PCT/JP2013/064209 WO2013176177A1 (ja) 2012-05-23 2013-05-22 符号化方法、復号方法、符号化装置、復号装置、プログラム、および記録媒体

Publications (1)

Publication Number Publication Date
PL3385950T3 true PL3385950T3 (pl) 2020-02-28

Family

ID=49623862

Family Applications (2)

Application Number Title Priority Date Filing Date
PL18173806T PL3385950T3 (pl) 2012-05-23 2013-05-22 Sposoby dekodowania audio, dekodery audio oraz odpowiedni program i nośnik rejestrujący
PL13793620T PL2830057T3 (pl) 2012-05-23 2013-05-22 Kodowanie sygnału audio

Family Applications After (1)

Application Number Title Priority Date Filing Date
PL13793620T PL2830057T3 (pl) 2012-05-23 2013-05-22 Kodowanie sygnału audio

Country Status (8)

Country Link
US (3) US9947331B2 (pl)
EP (3) EP3385950B1 (pl)
JP (1) JP6053196B2 (pl)
KR (4) KR101750071B1 (pl)
CN (3) CN104321814B (pl)
ES (3) ES2762160T3 (pl)
PL (2) PL3385950T3 (pl)
WO (1) WO2013176177A1 (pl)

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PL3385950T3 (pl) * 2012-05-23 2020-02-28 Nippon Telegraph And Telephone Corporation Sposoby dekodowania audio, dekodery audio oraz odpowiedni program i nośnik rejestrujący
KR102070145B1 (ko) * 2015-01-30 2020-01-28 니폰 덴신 덴와 가부시끼가이샤 파라미터 결정 장치, 방법, 프로그램 및 기록 매체
WO2016121826A1 (ja) * 2015-01-30 2016-08-04 日本電信電話株式会社 符号化装置、復号装置、これらの方法、プログラム及び記録媒体
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
WO2016167215A1 (ja) * 2015-04-13 2016-10-20 日本電信電話株式会社 線形予測符号化装置、線形予測復号装置、これらの方法、プログラム及び記録媒体
CN106373594B (zh) * 2016-08-31 2019-11-26 华为技术有限公司 一种音调检测方法及装置
KR102569784B1 (ko) * 2016-09-09 2023-08-22 디티에스, 인코포레이티드 오디오 코덱의 장기 예측을 위한 시스템 및 방법
JP6712643B2 (ja) * 2016-09-15 2020-06-24 日本電信電話株式会社 サンプル列変形装置、信号符号化装置、信号復号装置、サンプル列変形方法、信号符号化方法、信号復号方法、およびプログラム
WO2019142513A1 (ja) * 2018-01-17 2019-07-25 日本電信電話株式会社 符号化装置、復号装置、摩擦音判定装置、これらの方法及びプログラム
CN110728990B (zh) * 2019-09-24 2022-04-05 维沃移动通信有限公司 基音检测方法、装置、终端设备和介质
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WO2022189493A2 (en) * 2021-03-09 2022-09-15 Deepmind Technologies Limited Generating output signals using variable-rate discrete representations

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PL3385950T3 (pl) * 2012-05-23 2020-02-28 Nippon Telegraph And Telephone Corporation Sposoby dekodowania audio, dekodery audio oraz odpowiedni program i nośnik rejestrujący
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Also Published As

Publication number Publication date
EP2830057B1 (en) 2018-07-11
PL2830057T3 (pl) 2019-01-31
US20180182405A1 (en) 2018-06-28
ES2762160T3 (es) 2020-05-22
JP6053196B2 (ja) 2016-12-27
KR101663607B1 (ko) 2016-10-07
US20150046172A1 (en) 2015-02-12
ES2834391T3 (es) 2021-06-17
CN109147827B (zh) 2023-02-17
EP3385950B1 (en) 2019-09-25
JPWO2013176177A1 (ja) 2016-01-14
US10083703B2 (en) 2018-09-25
CN104321814B (zh) 2018-10-09
EP2830057A1 (en) 2015-01-28
US9947331B2 (en) 2018-04-17
EP2830057A4 (en) 2016-01-13
WO2013176177A1 (ja) 2013-11-28
CN108962270B (zh) 2023-03-17
EP3385950A1 (en) 2018-10-10
KR101750071B1 (ko) 2017-06-23
EP3576089A1 (en) 2019-12-04
KR101762204B1 (ko) 2017-07-27
CN108962270A (zh) 2018-12-07
CN104321814A (zh) 2015-01-28
KR20160087394A (ko) 2016-07-21
KR20160100411A (ko) 2016-08-23
KR20140143438A (ko) 2014-12-16
KR20170073732A (ko) 2017-06-28
CN109147827A (zh) 2019-01-04
EP3576089B1 (en) 2020-10-14
US20180182406A1 (en) 2018-06-28
ES2689072T3 (es) 2018-11-08
US10096327B2 (en) 2018-10-09

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