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

    • 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
    • G10L19/002—Dynamic bit allocation
    • 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
    • G10L19/0017—Lossless audio signal coding; Perfect reconstruction of coded audio signal by transmission of coding error
    • 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
    • G10L19/0212—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 using orthogonal transformation
    • 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
    • G10L19/032—Quantisation or dequantisation of spectral components
    • 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
    • G10L19/08—Determination or coding of the excitation function; Determination or coding of the long-term prediction 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
    • G10L19/08—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
    • G10L19/09—Long term prediction, i.e. removing periodical redundancies, e.g. by using adaptive codebook or pitch predictor
    • 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
    • G10L25/90—Pitch determination of speech signals
    • G10L2025/903—Pitch determination of speech signals using a laryngograph
    • 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
    • G10L25/90—Pitch determination of speech signals
    • G10L2025/906—Pitch tracking
    • 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
    • G10L25/90—Pitch 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
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
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

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

Family Applications Before (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) EP3576089B1 (pl)
JP (1) JP6053196B2 (pl)
KR (4) KR20140143438A (pl)
CN (3) CN104321814B (pl)
ES (3) ES2834391T3 (pl)
PL (2) PL2830057T3 (pl)
WO (1) WO2013176177A1 (pl)

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EP3576089B1 (en) * 2012-05-23 2020-10-14 Nippon Telegraph And Telephone Corporation Encoding of an audio signal
CN107210042B (zh) * 2015-01-30 2021-10-22 日本电信电话株式会社 编码装置、编码方法以及记录介质
EP3751565B1 (en) * 2015-01-30 2021-09-08 Nippon Telegraph And Telephone Corporation Parameter determination device, method, program and recording medium
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
KR102061300B1 (ko) * 2015-04-13 2020-02-11 니폰 덴신 덴와 가부시끼가이샤 선형 예측 부호화 장치, 선형 예측 복호 장치, 이들의 방법, 프로그램 및 기록 매체
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
JP7123911B2 (ja) * 2016-09-09 2022-08-23 ディーティーエス・インコーポレイテッド オーディオコーデックにおける長期予測のためのシステム及び方法
US11468905B2 (en) * 2016-09-15 2022-10-11 Nippon Telegraph And Telephone Corporation Sample sequence converter, signal encoding apparatus, signal decoding apparatus, sample sequence converting method, signal encoding method, signal decoding method and program
CN111602196B (zh) * 2018-01-17 2023-08-04 日本电信电话株式会社 编码装置、解码装置、它们的方法及计算机可读记录介质
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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US20240144944A1 (en) * 2021-03-09 2024-05-02 Deepmind Technologies Limited Generating output signals using variable-rate discrete representations

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Also Published As

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

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