CN107135460B - 从高阶立体混响声音频信号解码立体声扬声器信号的方法和装置 - Google Patents

从高阶立体混响声音频信号解码立体声扬声器信号的方法和装置 Download PDF

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CN107135460B
CN107135460B CN201710587967.8A CN201710587967A CN107135460B CN 107135460 B CN107135460 B CN 107135460B CN 201710587967 A CN201710587967 A CN 201710587967A CN 107135460 B CN107135460 B CN 107135460B
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matrix
decoding
loudspeaker
translation function
function
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CN107135460A (zh
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F.基勒
J.贝姆
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Dolby International AB
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    • 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
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S1/00—Two-channel systems
    • H04S1/002—Non-adaptive circuits, e.g. manually adjustable or static, for enhancing the sound image or the spatial distribution
    • 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
    • H04S3/02—Systems employing more than two channels, e.g. quadraphonic of the matrix type, i.e. in which input signals are combined algebraically, e.g. after having been phase shifted with respect to each other
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S7/00—Indicating arrangements; Control arrangements, e.g. balance control
    • H04S7/30—Control circuits for electronic adaptation of the sound field
    • 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 
    • H04S2400/00—Details of stereophonic systems covered by H04S but not provided for in its groups
    • H04S2400/11—Positioning of individual sound objects, e.g. moving airplane, within a sound field
    • 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
    • H04S2420/11—Application of ambisonics in stereophonic audio systems

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Mathematical Physics (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Health & Medical Sciences (AREA)
  • Computational Linguistics (AREA)
  • Human Computer Interaction (AREA)
  • Algebra (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Stereophonic System (AREA)
CN201710587967.8A 2012-03-28 2013-03-20 从高阶立体混响声音频信号解码立体声扬声器信号的方法和装置 Active CN107135460B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP12305356.3A EP2645748A1 (en) 2012-03-28 2012-03-28 Method and apparatus for decoding stereo loudspeaker signals from a higher-order Ambisonics audio signal
EP12305356.3 2012-03-28
CN201380016236.8A CN104205879B (zh) 2012-03-28 2013-03-20 从高阶立体混响声音频信号解码立体声扬声器信号的方法和装置

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CN201710587968.2A Active CN107182022B (zh) 2012-03-28 2013-03-20 从高阶立体混响声音频信号解码立体声扬声器信号的方法和装置
CN201710587976.7A Active CN107241677B (zh) 2012-03-28 2013-03-20 从高阶立体混响声音频信号解码立体声扬声器信号的方法和装置
CN201380016236.8A Active CN104205879B (zh) 2012-03-28 2013-03-20 从高阶立体混响声音频信号解码立体声扬声器信号的方法和装置
CN201710587967.8A Active CN107135460B (zh) 2012-03-28 2013-03-20 从高阶立体混响声音频信号解码立体声扬声器信号的方法和装置
CN201710587980.3A Active CN107172567B (zh) 2012-03-28 2013-03-20 从高阶立体混响声音频信号解码立体声扬声器信号的方法和装置
CN201710587966.3A Active CN107222824B (zh) 2012-03-28 2013-03-20 从高阶立体混响声音频信号解码立体声扬声器信号的方法和装置

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CN201710587976.7A Active CN107241677B (zh) 2012-03-28 2013-03-20 从高阶立体混响声音频信号解码立体声扬声器信号的方法和装置
CN201380016236.8A Active CN104205879B (zh) 2012-03-28 2013-03-20 从高阶立体混响声音频信号解码立体声扬声器信号的方法和装置

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CN201710587966.3A Active CN107222824B (zh) 2012-03-28 2013-03-20 从高阶立体混响声音频信号解码立体声扬声器信号的方法和装置

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US (7) US9666195B2 (enExample)
EP (4) EP2645748A1 (enExample)
JP (7) JP6316275B2 (enExample)
KR (6) KR102481338B1 (enExample)
CN (6) CN107182022B (enExample)
TW (10) TWI808842B (enExample)
WO (1) WO2013143934A1 (enExample)

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CN106960672B (zh) * 2017-03-30 2020-08-21 国家计算机网络与信息安全管理中心 一种立体声音频的带宽扩展方法与装置
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CN111123202B (zh) * 2020-01-06 2022-01-11 北京大学 一种室内早期反射声定位方法及系统
CN111615045B (zh) * 2020-06-23 2021-06-11 腾讯音乐娱乐科技（深圳）有限公司 音频处理方法、装置、设备及存储介质
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CN107172567A (zh) 2017-09-15
JP7459019B2 (ja) 2024-04-01
KR20250141277A (ko) 2025-09-26
TWI666629B (zh) 2019-07-21
TW202416269A (zh) 2024-04-16
JP2018137785A (ja) 2018-08-30
EP2645748A1 (en) 2013-10-02
TWI775497B (zh) 2022-08-21
TWI808842B (zh) 2023-07-11
CN107182022B (zh) 2019-10-01
TW202018698A (zh) 2020-05-16
CN107241677A (zh) 2017-10-10
US20150081310A1 (en) 2015-03-19
JP6316275B2 (ja) 2018-04-25
TW201921337A (zh) 2019-06-01
TWI845344B (zh) 2024-06-11
TWI675366B (zh) 2019-10-21
CN104205879B (zh) 2017-08-11
EP2832113A1 (en) 2015-02-04
US9666195B2 (en) 2017-05-30
JP6898419B2 (ja) 2021-07-07
TWI734539B (zh) 2021-07-21
US20180160249A1 (en) 2018-06-07
KR102481338B1 (ko) 2022-12-27
TW201344678A (zh) 2013-11-01
TW202115714A (zh) 2021-04-16
EP2832113B1 (en) 2020-07-22
TW202322100A (zh) 2023-06-01
TW202217798A (zh) 2022-05-01
TWI651715B (zh) 2019-02-21
US20240298128A1 (en) 2024-09-05
JP7739546B2 (ja) 2025-09-16
EP4297439A2 (en) 2023-12-27
KR102678270B1 (ko) 2024-06-26
US20190364376A1 (en) 2019-11-28
JP7529370B2 (ja) 2024-08-06
US9913062B2 (en) 2018-03-06
CN107135460A (zh) 2017-09-05
TW202512163A (zh) 2025-03-16
KR102059486B1 (ko) 2019-12-26
WO2013143934A1 (en) 2013-10-03
US11172317B2 (en) 2021-11-09
CN107182022A (zh) 2017-09-19
EP4297439A3 (en) 2024-03-20
KR20230003436A (ko) 2023-01-05
KR20200003222A (ko) 2020-01-08
KR20240100475A (ko) 2024-07-01
TWI590230B (zh) 2017-07-01
KR102207035B1 (ko) 2021-01-25
CN107222824B (zh) 2020-02-21
US10433090B2 (en) 2019-10-01
KR102863957B1 (ko) 2025-09-25
EP3796679A1 (en) 2021-03-24
JP2020043590A (ja) 2020-03-19
JP2021153315A (ja) 2021-09-30
JP2023065646A (ja) 2023-05-12
JP2025186291A (ja) 2025-12-23
US12010501B2 (en) 2024-06-11
KR20140138773A (ko) 2014-12-04
US20240373186A1 (en) 2024-11-07
JP2015511800A (ja) 2015-04-20
TWI880743B (zh) 2025-04-11
JP2024138554A (ja) 2024-10-08
CN104205879A (zh) 2014-12-10
EP3796679B1 (en) 2023-08-09
US12495261B2 (en) 2025-12-09
TW201937481A (zh) 2019-09-16
KR20210009448A (ko) 2021-01-26
US20170208410A1 (en) 2017-07-20
CN107172567B (zh) 2019-12-03
CN107241677B (zh) 2019-10-11
CN107222824A (zh) 2017-09-29
TWI698858B (zh) 2020-07-11
TW201742051A (zh) 2017-12-01
JP6622344B2 (ja) 2019-12-18
US20220182775A1 (en) 2022-06-09

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