BR112016020988A2 - Método e codificador para codificação de um sinal de áudio, dispositivo de comunicação, programa de computador, e, portador - Google Patents

Método e codificador para codificação de um sinal de áudio, dispositivo de comunicação, programa de computador, e, portador

Info

Publication number
BR112016020988A2
BR112016020988A2 BR112016020988A BR112016020988A BR112016020988A2 BR 112016020988 A2 BR112016020988 A2 BR 112016020988A2 BR 112016020988 A BR112016020988 A BR 112016020988A BR 112016020988 A BR112016020988 A BR 112016020988A BR 112016020988 A2 BR112016020988 A2 BR 112016020988A2
Authority
BR
Brazil
Prior art keywords
encoder
encoding
carrier
communication device
computer program
Prior art date
Application number
BR112016020988A
Other languages
English (en)
Other versions
BR112016020988A8 (pt
BR112016020988B1 (pt
Inventor
Erik Norvell
Volodya Grancharov
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Publication of BR112016020988A2 publication Critical patent/BR112016020988A2/pt
Publication of BR112016020988A8 publication Critical patent/BR112016020988A8/pt
Publication of BR112016020988B1 publication Critical patent/BR112016020988B1/pt

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
    • G10L19/02Speech 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
    • G10L19/028Noise substitution, i.e. substituting non-tonal spectral components by noisy source
    • 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
    • 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
    • G10L19/038Vector quantisation, e.g. TwinVQ audio
    • 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
    • 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
    • G10L25/06Speech 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 correlation coefficients
    • 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
    • G10L25/21Speech 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 power information
    • 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
    • G10L25/48Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 specially adapted for particular use
    • G10L25/51Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 specially adapted for particular use for comparison or discrimination
    • 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

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)
  • Telephone Function (AREA)
BR112016020988-5A 2014-03-14 2015-03-13 Método e codificador para codificação de um sinal de áudio, e, dispositivo de comunicação BR112016020988B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201461953331P 2014-03-14 2014-03-14
US61/953331 2014-03-14
PCT/EP2015/055306 WO2015136078A1 (en) 2014-03-14 2015-03-13 Audio coding method and apparatus

Publications (3)

Publication Number Publication Date
BR112016020988A2 true BR112016020988A2 (pt) 2017-08-15
BR112016020988A8 BR112016020988A8 (pt) 2021-07-06
BR112016020988B1 BR112016020988B1 (pt) 2022-08-30

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
BR112016020988-5A BR112016020988B1 (pt) 2014-03-14 2015-03-13 Método e codificador para codificação de um sinal de áudio, e, dispositivo de comunicação

Country Status (12)

Country Link
US (4) US9741349B2 (pt)
EP (3) EP4109445A1 (pt)
CN (3) CN110619884B (pt)
AR (2) AR099761A1 (pt)
BR (1) BR112016020988B1 (pt)
DK (1) DK3518237T3 (pt)
ES (2) ES2741506T3 (pt)
IL (3) IL247337A0 (pt)
MX (3) MX369614B (pt)
PL (1) PL3117432T3 (pt)
TR (1) TR201907596T4 (pt)
WO (1) WO2015136078A1 (pt)

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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
CN113539281A (zh) * 2020-04-21 2021-10-22 华为技术有限公司 音频信号编码方法和装置

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Also Published As

Publication number Publication date
CN110619884B (zh) 2023-03-07
MX353200B (es) 2018-01-05
AR099761A1 (es) 2016-08-17
IL265424A (en) 2019-05-30
US9741349B2 (en) 2017-08-22
EP4109445A1 (en) 2022-12-28
US20160254004A1 (en) 2016-09-01
BR112016020988A8 (pt) 2021-07-06
CN106104685A (zh) 2016-11-09
IL268543B (en) 2020-02-27
CN110619884A (zh) 2019-12-27
EP3518237A1 (en) 2019-07-31
US10147435B2 (en) 2018-12-04
US20190057707A1 (en) 2019-02-21
EP3117432B1 (en) 2019-05-08
MX369614B (es) 2019-11-14
WO2015136078A1 (en) 2015-09-17
ES2741506T3 (es) 2020-02-11
US20200126573A1 (en) 2020-04-23
PL3117432T3 (pl) 2019-10-31
IL247337A0 (en) 2016-09-29
DK3518237T3 (da) 2022-10-03
IL265424B (en) 2019-08-29
CN110808056A (zh) 2020-02-18
MX2019012777A (es) 2020-01-20
BR112016020988B1 (pt) 2022-08-30
CN106104685B (zh) 2019-12-03
IL268543A (en) 2019-09-26
CN110808056B (zh) 2023-10-17
TR201907596T4 (tr) 2019-06-21
EP3117432A1 (en) 2017-01-18
AR110293A2 (es) 2019-03-13
ES2930366T3 (es) 2022-12-09
EP3518237B1 (en) 2022-09-07
US10553227B2 (en) 2020-02-04
MX2016011328A (es) 2016-11-08
US20170316788A1 (en) 2017-11-02

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