RU2016137197A3 - - Google Patents

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Publication number
RU2016137197A3
RU2016137197A3 RU2016137197A RU2016137197A RU2016137197A3 RU 2016137197 A3 RU2016137197 A3 RU 2016137197A3 RU 2016137197 A RU2016137197 A RU 2016137197A RU 2016137197 A RU2016137197 A RU 2016137197A RU 2016137197 A3 RU2016137197 A3 RU 2016137197A3
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RU
Russia
Application number
RU2016137197A
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Russian (ru)
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RU2016137197A (ru
RU2689438C2 (ru
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Publication of RU2016137197A publication Critical patent/RU2016137197A/ru
Publication of RU2016137197A3 publication Critical patent/RU2016137197A3/ru
Application granted granted Critical
Publication of RU2689438C2 publication Critical patent/RU2689438C2/ru

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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
    • G10L19/008Multichannel 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
    • G10L19/032Quantisation 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
    • G10L19/06Determination or coding of the spectral characteristics, e.g. of the short-term prediction coefficients
    • 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
    • G10L19/22Mode decision, i.e. based on audio signal content versus external 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
    • G10L19/16Vocoder architecture
    • G10L19/18Vocoders using multiple modes
    • G10L19/24Variable rate codecs, e.g. for generating different qualities using a scalable representation such as hierarchical encoding or layered encoding
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/02Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/038Speech enhancement, e.g. noise reduction or echo cancellation using band spreading techniques
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03MCODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H03M7/30Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Quality & Reliability (AREA)
  • Mathematical Physics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Theoretical Computer Science (AREA)
  • Stereophonic System (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
RU2016137197A 2014-03-24 2015-03-16 Устройство кодирования и способ кодирования, устройство декодирования и способ декодирования и программа RU2689438C2 (ru)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP2014-060486 2014-03-24
JP2014060486 2014-03-24
JP2014-136633 2014-07-02
JP2014136633A JP6439296B2 (ja) 2014-03-24 2014-07-02 復号装置および方法、並びにプログラム
PCT/JP2015/001432 WO2015146057A1 (en) 2014-03-24 2015-03-16 Encoding device and encoding method, decoding device and decoding method, and program

Related Child Applications (1)

Application Number Title Priority Date Filing Date
RU2019112504A Division RU2019112504A (ru) 2014-03-24 2015-03-16 Устройство кодирования и способ кодирования, устройство декодирования и способ декодирования, и программа

Publications (3)

Publication Number Publication Date
RU2016137197A RU2016137197A (ru) 2018-03-21
RU2016137197A3 true RU2016137197A3 (enExample) 2018-10-22
RU2689438C2 RU2689438C2 (ru) 2019-05-28

Family

ID=53039543

Family Applications (2)

Application Number Title Priority Date Filing Date
RU2019112504A RU2019112504A (ru) 2014-03-24 2015-03-16 Устройство кодирования и способ кодирования, устройство декодирования и способ декодирования, и программа
RU2016137197A RU2689438C2 (ru) 2014-03-24 2015-03-16 Устройство кодирования и способ кодирования, устройство декодирования и способ декодирования и программа

Family Applications Before (1)

Application Number Title Priority Date Filing Date
RU2019112504A RU2019112504A (ru) 2014-03-24 2015-03-16 Устройство кодирования и способ кодирования, устройство декодирования и способ декодирования, и программа

Country Status (8)

Country Link
US (4) US20180033440A1 (enExample)
EP (3) EP3123470B1 (enExample)
JP (1) JP6439296B2 (enExample)
KR (4) KR102741508B1 (enExample)
CN (2) CN111489758B (enExample)
BR (1) BR112016021407B1 (enExample)
RU (2) RU2019112504A (enExample)
WO (1) WO2015146057A1 (enExample)

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US11710491B2 (en) * 2021-04-20 2023-07-25 Tencent America LLC Method and apparatus for space of interest of audio scene
CN114974273B (zh) * 2021-08-10 2023-08-15 中移互联网有限公司 一种会议音频混音方法和装置
CN114550732B (zh) * 2022-04-15 2022-07-08 腾讯科技(深圳)有限公司 一种高频音频信号的编解码方法和相关装置

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Also Published As

Publication number Publication date
WO2015146057A1 (en) 2015-10-01
CN106133828A (zh) 2016-11-16
US20200135216A1 (en) 2020-04-30
CN111489758A (zh) 2020-08-04
US20210398546A1 (en) 2021-12-23
EP3745397A1 (en) 2020-12-02
EP3745397B1 (en) 2023-06-07
CN106133828B (zh) 2020-04-10
BR112016021407A2 (pt) 2022-07-19
BR112016021407B1 (pt) 2022-09-27
KR102741508B1 (ko) 2024-12-12
RU2016137197A (ru) 2018-03-21
EP3123470B1 (en) 2020-08-12
JP6439296B2 (ja) 2018-12-19
EP3123470A1 (en) 2017-02-01
EP4243016A2 (en) 2023-09-13
US20240055007A1 (en) 2024-02-15
RU2689438C2 (ru) 2019-05-28
EP4243016A3 (en) 2023-11-08
KR20160136278A (ko) 2016-11-29
KR20230027329A (ko) 2023-02-27
KR102300062B1 (ko) 2021-09-09
RU2019112504A (ru) 2019-05-06
JP2015194666A (ja) 2015-11-05
CN111489758B (zh) 2023-12-01
US20180033440A1 (en) 2018-02-01
KR20250002792A (ko) 2025-01-07
KR20210111897A (ko) 2021-09-13

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