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DK3460794T3 - Fremgangsmåde og apparat til lydindkodning - Google Patents

Fremgangsmåde og apparat til lydindkodning Download PDF

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Publication number
DK3460794T3
DK3460794T3 DK18167140.5T DK18167140T DK3460794T3 DK 3460794 T3 DK3460794 T3 DK 3460794T3 DK 18167140 T DK18167140 T DK 18167140T DK 3460794 T3 DK3460794 T3 DK 3460794T3
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DK
Denmark
Prior art keywords
sound encoding
encoding
sound
Prior art date
Application number
DK18167140.5T
Other languages
English (en)
Inventor
Zhe Wang
Original Assignee
Huawei Tech Co Ltd
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
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Publication of DK3460794T3 publication Critical patent/DK3460794T3/da

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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
    • 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
    • G10L19/02—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
    • 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
    • G10L19/0204—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 subband decomposition
    • 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
    • G10L19/035—Scalar quantisation
    • 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
    • G10L19/06—Determination or coding of the spectral characteristics, e.g. of the short-term prediction coefficients
    • 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
    • G10L19/06—Determination or coding of the spectral characteristics, e.g. of the short-term prediction coefficients
    • G10L19/07—Line spectrum pair [LSP] vocoders
    • 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
    • G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/03—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters
    • G10L25/18—Speech 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
    • 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
    • G10L25/03—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters
    • G10L25/21—Speech 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
    • 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
    • G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/03—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Stereophonic System (AREA)
  • Auxiliary Devices For Music (AREA)
DK18167140.5T 2014-06-24 2015-06-23 Fremgangsmåde og apparat til lydindkodning DK3460794T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201410288983.3A CN105336338B (zh) 2014-06-24 2014-06-24 音频编码方法和装置
EP15811228.4A EP3144933B1 (en) 2014-06-24 2015-06-23 Audio coding method and apparatus

Publications (1)

Publication Number Publication Date
DK3460794T3 true DK3460794T3 (da) 2021-08-16

Family

ID=54936800

Family Applications (1)

Application Number Title Priority Date Filing Date
DK18167140.5T DK3460794T3 (da) 2014-06-24 2015-06-23 Fremgangsmåde og apparat til lydindkodning

Country Status (16)

Country Link
US (3) US9761239B2 (da)
EP (2) EP3144933B1 (da)
JP (1) JP6426211B2 (da)
KR (2) KR101960152B1 (da)
CN (3) CN107424621B (da)
AU (2) AU2015281506B2 (da)
BR (1) BR112016029380B1 (da)
CA (1) CA2951593C (da)
DK (1) DK3460794T3 (da)
ES (2) ES2883685T3 (da)
MX (1) MX361248B (da)
MY (1) MY173129A (da)
PT (1) PT3144933T (da)
RU (1) RU2667380C2 (da)
SG (1) SG11201610302TA (da)
WO (1) WO2015196968A1 (da)

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CN111739543B (zh) * 2020-05-25 2023-05-23 杭州涂鸦信息技术有限公司 音频编码方法的调试方法及其相关装置
CN113948085B (zh) * 2021-12-22 2022-03-25 中国科学院自动化研究所 语音识别方法、系统、电子设备和存储介质

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Also Published As

Publication number Publication date
JP6426211B2 (ja) 2018-11-21
AU2015281506B2 (en) 2018-02-22
BR112016029380A2 (pt) 2017-08-22
CN107424621A (zh) 2017-12-01
RU2017101813A3 (da) 2018-07-27
MX361248B (es) 2018-11-30
CN105336338A (zh) 2016-02-17
US10347267B2 (en) 2019-07-09
BR112016029380B1 (pt) 2020-10-13
US11074922B2 (en) 2021-07-27
EP3144933A4 (en) 2017-03-22
KR101960152B1 (ko) 2019-03-19
RU2017101813A (ru) 2018-07-27
US20170345436A1 (en) 2017-11-30
US20170103768A1 (en) 2017-04-13
MY173129A (en) 2019-12-30
ES2703199T3 (es) 2019-03-07
CN107424622B (zh) 2020-12-25
US9761239B2 (en) 2017-09-12
RU2667380C2 (ru) 2018-09-19
PT3144933T (pt) 2018-12-18
EP3144933B1 (en) 2018-09-26
CN107424621B (zh) 2021-10-26
CA2951593C (en) 2019-02-19
EP3460794A1 (en) 2019-03-27
HK1220542A1 (zh) 2017-05-05
AU2018203619B2 (en) 2020-02-13
CN107424622A (zh) 2017-12-01
KR20170015354A (ko) 2017-02-08
JP2017523455A (ja) 2017-08-17
ES2883685T3 (es) 2021-12-09
EP3144933A1 (en) 2017-03-22
WO2015196968A1 (zh) 2015-12-30
AU2018203619A1 (en) 2018-06-14
CN105336338B (zh) 2017-04-12
KR20190029778A (ko) 2019-03-20
SG11201610302TA (en) 2017-01-27
MX2016016564A (es) 2017-04-25
US20190311727A1 (en) 2019-10-10
KR102051928B1 (ko) 2019-12-04
CA2951593A1 (en) 2015-12-30
EP3460794B1 (en) 2021-05-26
AU2015281506A1 (en) 2017-01-05

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