TWI763717B - 用於參數音訊解碼之裝置、方法及非暫時性電腦可讀媒體 - Google Patents

用於參數音訊解碼之裝置、方法及非暫時性電腦可讀媒體

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Publication number
TWI763717B
TWI763717B TW106132782A TW106132782A TWI763717B TW I763717 B TWI763717 B TW I763717B TW 106132782 A TW106132782 A TW 106132782A TW 106132782 A TW106132782 A TW 106132782A TW I763717 B TWI763717 B TW I763717B
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TW
Taiwan
Prior art keywords
value
frequency
stereo parameter
output signal
signal
Prior art date
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TW106132782A
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English (en)
Chinese (zh)
Other versions
TW201816775A (zh
Inventor
文卡塔 薩伯拉曼亞姆 強卓 賽克哈爾 奇比亞姆
凡卡特拉曼 阿堤
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美商高通公司
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Application filed by 美商高通公司 filed Critical 美商高通公司
Publication of TW201816775A publication Critical patent/TW201816775A/zh
Application granted granted Critical
Publication of TWI763717B publication Critical patent/TWI763717B/zh

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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)
TW106132782A 2016-10-13 2017-09-25 用於參數音訊解碼之裝置、方法及非暫時性電腦可讀媒體 TWI763717B (zh)

Applications Claiming Priority (4)

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

Publications (2)

Publication Number Publication Date
TW201816775A TW201816775A (zh) 2018-05-01
TWI763717B true TWI763717B (zh) 2022-05-11

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Country Status (10)

Country Link
US (5) US10362423B2 (enExample)
EP (1) EP3526791B1 (enExample)
JP (1) JP6987856B2 (enExample)
KR (2) KR102503904B1 (enExample)
CN (2) CN109804430B (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
WO2022051076A1 (en) * 2020-09-01 2022-03-10 Sterling Labs Llc. Dynamically changing audio properties
US20250140271A1 (en) * 2021-08-30 2025-05-01 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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Also Published As

Publication number Publication date
KR20190064584A (ko) 2019-06-10
US20200336853A1 (en) 2020-10-22
AU2017342737A1 (en) 2019-03-28
CN109804430B (zh) 2023-05-12
JP2019535207A (ja) 2019-12-05
US10362423B2 (en) 2019-07-23
EP3526791A1 (en) 2019-08-21
BR112019007240A2 (pt) 2019-07-02
US20180109896A1 (en) 2018-04-19
US20190297444A1 (en) 2019-09-26
AU2017342737B2 (en) 2022-01-20
US20240031755A1 (en) 2024-01-25
ES2846281T3 (es) 2021-07-28
US20210385601A1 (en) 2021-12-09
US12022274B2 (en) 2024-06-25
WO2018071150A1 (en) 2018-04-19
KR102761057B1 (ko) 2025-01-31
TW201816775A (zh) 2018-05-01
EP3526791B1 (en) 2020-10-21
US10757521B2 (en) 2020-08-25
JP6987856B2 (ja) 2022-01-05
KR102503904B1 (ko) 2023-02-24
US11716584B2 (en) 2023-08-01
CN109804430A (zh) 2019-05-24
US11102600B2 (en) 2021-08-24
KR20230030055A (ko) 2023-03-03
CN116453528A (zh) 2023-07-18

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