CN109804430B - 参数音频解码 - Google Patents

参数音频解码 Download PDF

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Publication number
CN109804430B
CN109804430B CN201780062070.1A CN201780062070A CN109804430B CN 109804430 B CN109804430 B CN 109804430B CN 201780062070 A CN201780062070 A CN 201780062070A CN 109804430 B CN109804430 B CN 109804430B
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value
frequency
output signal
signal
frequency range
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CN109804430A (zh
Inventor
文卡塔·萨伯拉曼亚姆·强卓·赛克哈尔·奇比亚姆
文卡特拉曼·阿提
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Qualcomm Inc
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Qualcomm Inc
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    • 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
    • G10L19/008—Multichannel audio signal coding or decoding using interchannel correlation to reduce redundancy, e.g. joint-stereo, intensity-coding or matrixing
    • 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
    • G10L19/022—Blocking, i.e. grouping of samples in time; Choice of analysis windows; Overlap factoring
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S1/00—Two-channel systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S1/00—Two-channel systems
    • H04S1/007—Two-channel systems in which the audio signals are in digital form
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
    • H04S3/008—Systems employing more than two channels, e.g. quadraphonic in which the audio signals are in digital form, i.e. employing more than two discrete digital channels
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S2400/00—Details of stereophonic systems covered by H04S but not provided for in its groups
    • H04S2400/01—Multi-channel, i.e. more than two input channels, sound reproduction with two speakers wherein the multi-channel information is substantially preserved
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S2420/00—Techniques used stereophonic systems covered by H04S but not provided for in its groups
    • H04S2420/03—Application of parametric coding in stereophonic audio systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S2420/00—Techniques used stereophonic systems covered by H04S but not provided for in its groups
    • H04S2420/07—Synergistic effects of band splitting and sub-band processing

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Computational Linguistics (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Mathematical Physics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Stereophonic System (AREA)
CN201780062070.1A 2016-10-13 2017-09-20 参数音频解码 Active CN109804430B (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202310511508.7A CN116453528A (zh) 2016-10-13 2017-09-20 参数音频解码

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201662407843P 2016-10-13 2016-10-13
US62/407,843 2016-10-13
US15/708,717 US10362423B2 (en) 2016-10-13 2017-09-19 Parametric audio decoding
US15/708,717 2017-09-19
PCT/US2017/052554 WO2018071150A1 (en) 2016-10-13 2017-09-20 Parametric audio decoding

Related Child Applications (1)

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CN109804430B true CN109804430B (zh) 2023-05-12

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EP (1) EP3526791B1 (enExample)
JP (1) JP6987856B2 (enExample)
KR (2) KR102503904B1 (enExample)
CN (2) CN116453528A (enExample)
AU (1) AU2017342737B2 (enExample)
BR (1) BR112019007240A2 (enExample)
ES (1) ES2846281T3 (enExample)
TW (1) TWI763717B (enExample)
WO (1) WO2018071150A1 (enExample)

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USRE48462E1 (en) * 2009-07-29 2021-03-09 Northwestern University Systems, methods, and apparatus for equalization preference learning
US10362423B2 (en) 2016-10-13 2019-07-23 Qualcomm Incorporated Parametric audio decoding
US11514921B2 (en) * 2019-09-26 2022-11-29 Apple Inc. Audio return channel data loopback
CN116391171A (zh) * 2020-09-01 2023-07-04 苹果公司 动态改变音频特性
WO2023031498A1 (en) * 2021-08-30 2023-03-09 Nokia Technologies Oy Silence descriptor using spatial parameters
CN115277592B (zh) * 2022-07-20 2023-04-11 哈尔滨市科佳通用机电股份有限公司 一种机车信号设备在信号切换时的解码方法
CN119580735B (zh) * 2025-02-06 2025-04-25 泉州市二谷电子科技有限公司 一种数控系统的远程语音控制方法及系统

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CN102169693A (zh) * 2004-03-01 2011-08-31 杜比实验室特许公司 多信道音频编码
CN104838442A (zh) * 2012-10-05 2015-08-12 弗兰霍菲尔运输应用研究公司 用于反向兼容多重分辨率空间音频对象编码的编码器、译码器及方法
CN105814629A (zh) * 2013-12-11 2016-07-27 高通股份有限公司 带宽扩展模式选择
CN105830153A (zh) * 2013-12-16 2016-08-03 高通股份有限公司 高频带信号建模

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KR101215868B1 (ko) * 2004-11-30 2012-12-31 에이저 시스템즈 엘엘시 오디오 채널들을 인코딩 및 디코딩하는 방법, 및 오디오 채널들을 인코딩 및 디코딩하는 장치
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CN1655651A (zh) * 2004-02-12 2005-08-17 艾格瑞系统有限公司 基于后期混响的听觉场景
CN102169693A (zh) * 2004-03-01 2011-08-31 杜比实验室特许公司 多信道音频编码
WO2010040522A2 (en) * 2008-10-08 2010-04-15 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e. V. Multi-resolution switched audio encoding/decoding scheme
CN104838442A (zh) * 2012-10-05 2015-08-12 弗兰霍菲尔运输应用研究公司 用于反向兼容多重分辨率空间音频对象编码的编码器、译码器及方法
CN105814629A (zh) * 2013-12-11 2016-07-27 高通股份有限公司 带宽扩展模式选择
CN105830153A (zh) * 2013-12-16 2016-08-03 高通股份有限公司 高频带信号建模

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Publication number Publication date
CN116453528A (zh) 2023-07-18
KR20190064584A (ko) 2019-06-10
JP6987856B2 (ja) 2022-01-05
AU2017342737A1 (en) 2019-03-28
US20180109896A1 (en) 2018-04-19
CN109804430A (zh) 2019-05-24
US12022274B2 (en) 2024-06-25
ES2846281T3 (es) 2021-07-28
US11102600B2 (en) 2021-08-24
US20240031755A1 (en) 2024-01-25
TWI763717B (zh) 2022-05-11
KR102761057B1 (ko) 2025-01-31
EP3526791B1 (en) 2020-10-21
JP2019535207A (ja) 2019-12-05
US20210385601A1 (en) 2021-12-09
WO2018071150A1 (en) 2018-04-19
BR112019007240A2 (pt) 2019-07-02
KR20230030055A (ko) 2023-03-03
US11716584B2 (en) 2023-08-01
US20190297444A1 (en) 2019-09-26
TW201816775A (zh) 2018-05-01
US20200336853A1 (en) 2020-10-22
US10362423B2 (en) 2019-07-23
US10757521B2 (en) 2020-08-25
EP3526791A1 (en) 2019-08-21
AU2017342737B2 (en) 2022-01-20
KR102503904B1 (ko) 2023-02-24

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