SG11201701197TA - Audio signal coding apparatus, audio signal decoding apparatus, audio signal coding method, and audio signal decoding method - Google Patents

Audio signal coding apparatus, audio signal decoding apparatus, audio signal coding method, and audio signal decoding method

Info

Publication number
SG11201701197TA
SG11201701197TA SG11201701197TA SG11201701197TA SG11201701197TA SG 11201701197T A SG11201701197T A SG 11201701197TA SG 11201701197T A SG11201701197T A SG 11201701197TA SG 11201701197T A SG11201701197T A SG 11201701197TA SG 11201701197T A SG11201701197T A SG 11201701197TA
Authority
SG
Singapore
Prior art keywords
audio signal
signal decoding
signal coding
coding
decoding
Prior art date
Application number
SG11201701197TA
Other languages
English (en)
Inventor
Takuya Kawashima
Hiroyuki Ehara
Original Assignee
Panasonic Ip Corp America
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 Panasonic Ip Corp America filed Critical Panasonic Ip Corp America
Publication of SG11201701197TA publication Critical patent/SG11201701197TA/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
    • G10L19/002Dynamic 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
    • G10L19/008Multichannel audio signal coding or decoding using interchannel correlation to reduce redundancy, e.g. joint-stereo, intensity-coding or matrixing
    • 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
    • G10L19/0204Speech 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 subband decomposition
    • 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
    • G10L19/0204Speech 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 subband decomposition
    • G10L19/0208Subband 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
    • G10L19/02Speech 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
    • 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
    • G10L19/135Vector sum excited linear prediction [VSELP]
    • 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
    • G10L25/03Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters
    • G10L25/18Speech 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 spectral information of each sub-band
    • 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
    • G10L19/035Scalar quantisation

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)
  • Mathematical Physics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
SG11201701197TA 2014-07-25 2015-07-03 Audio signal coding apparatus, audio signal decoding apparatus, audio signal coding method, and audio signal decoding method SG11201701197TA (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201462028805P 2014-07-25 2014-07-25
JP2014219214 2014-10-28
PCT/JP2015/003358 WO2016013164A1 (fr) 2014-07-25 2015-07-03 Dispositif de codage de signal acoustique, dispositif de décodage de signal acoustique, procédé de codage de signal acoustique et procédé de décodage de signal acoustique

Publications (1)

Publication Number Publication Date
SG11201701197TA true SG11201701197TA (en) 2017-03-30

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
SG11201701197TA SG11201701197TA (en) 2014-07-25 2015-07-03 Audio signal coding apparatus, audio signal decoding apparatus, audio signal coding method, and audio signal decoding method

Country Status (13)

Country Link
US (3) US10311879B2 (fr)
EP (3) EP3413307B1 (fr)
JP (1) JP6717746B2 (fr)
KR (1) KR102165403B1 (fr)
CN (2) CN114023341A (fr)
AU (1) AU2015291897B2 (fr)
BR (1) BR112017000629B1 (fr)
CA (1) CA2958429C (fr)
MX (1) MX356371B (fr)
PL (2) PL3413307T3 (fr)
RU (1) RU2669706C2 (fr)
SG (1) SG11201701197TA (fr)
WO (1) WO2016013164A1 (fr)

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US10586546B2 (en) 2018-04-26 2020-03-10 Qualcomm Incorporated Inversely enumerated pyramid vector quantizers for efficient rate adaptation in audio coding
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CN113192517B (zh) * 2020-01-13 2024-04-26 华为技术有限公司 一种音频编解码方法和音频编解码设备
CN113808597A (zh) * 2020-05-30 2021-12-17 华为技术有限公司 一种音频编码方法和音频编码装置

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JP6535466B2 (ja) 2012-12-13 2019-06-26 フラウンホッファー−ゲゼルシャフト ツァ フェルダールング デァ アンゲヴァンテン フォアシュンク エー.ファオ 音声音響符号化装置、音声音響復号装置、音声音響符号化方法及び音声音響復号方法
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Also Published As

Publication number Publication date
EP3174050B1 (fr) 2018-11-14
EP3413307A1 (fr) 2018-12-12
CN106133831A (zh) 2016-11-16
CN106133831B (zh) 2021-10-26
EP3723086A1 (fr) 2020-10-14
AU2015291897B2 (en) 2019-02-21
US20170069328A1 (en) 2017-03-09
JPWO2016013164A1 (ja) 2017-04-27
US10311879B2 (en) 2019-06-04
KR20170035827A (ko) 2017-03-31
WO2016013164A1 (fr) 2016-01-28
US11521625B2 (en) 2022-12-06
KR102165403B1 (ko) 2020-10-14
MX356371B (es) 2018-05-25
EP3174050A1 (fr) 2017-05-31
CN114023341A (zh) 2022-02-08
RU2669706C2 (ru) 2018-10-15
EP3413307B1 (fr) 2020-07-15
BR112017000629A2 (pt) 2017-11-14
CA2958429C (fr) 2020-03-10
PL3174050T3 (pl) 2019-04-30
RU2017102311A (ru) 2018-08-27
US10643623B2 (en) 2020-05-05
PL3413307T3 (pl) 2021-01-11
AU2015291897A1 (en) 2017-03-09
US20190228783A1 (en) 2019-07-25
CA2958429A1 (fr) 2016-01-28
JP6717746B2 (ja) 2020-07-01
MX2016015786A (es) 2017-02-27
EP3174050A4 (fr) 2017-05-31
RU2017102311A3 (fr) 2018-08-27
US20200219518A1 (en) 2020-07-09
BR112017000629B1 (pt) 2021-02-17

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