CN107770718B - 响应于多通道音频通过使用至少一个反馈延迟网络产生双耳音频 - Google Patents

响应于多通道音频通过使用至少一个反馈延迟网络产生双耳音频 Download PDF

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CN107770718B
CN107770718B CN201711094044.5A CN201711094044A CN107770718B CN 107770718 B CN107770718 B CN 107770718B CN 201711094044 A CN201711094044 A CN 201711094044A CN 107770718 B CN107770718 B CN 107770718B
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channel
channels
downmix
reverberation
output
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CN107770718A (zh
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颜冠杰
D·J·布里巴特
G·A·戴维森
R·威尔森
D·M·库珀
双志伟
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Dolby Laboratories Licensing Corp
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    • 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
    • H04S7/305—Electronic adaptation of stereophonic audio signals to reverberation of the listening space
    • H04S7/306—For headphones
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K15/00—Acoustics not otherwise provided for
    • G10K15/08—Arrangements for producing a reverberation or echo sound
    • G10K15/12—Arrangements for producing a reverberation or echo sound using electronic time-delay networks
    • 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 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
    • H04S3/002—Non-adaptive circuits, e.g. manually adjustable or static, for enhancing the sound image or the spatial distribution
    • H04S3/004—For headphones
    • 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
    • H04S2400/03—Aspects of down-mixing multi-channel audio to configurations with lower numbers of playback channels, e.g. 7.1 -> 5.1
    • 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
    • H04S2400/13—Aspects of volume control, not necessarily automatic, in stereophonic sound 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
    • H04S2420/01—Enhancing the perception of the sound image or of the spatial distribution using head related transfer functions [HRTF's] or equivalents thereof, e.g. interaural time difference [ITD] or interaural level difference [ILD]
    • 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
    • H04S7/307—Frequency adjustment, e.g. tone control

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Mathematical Physics (AREA)
  • Computational Linguistics (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Stereophonic System (AREA)
CN201711094044.5A 2014-01-03 2014-12-18 响应于多通道音频通过使用至少一个反馈延迟网络产生双耳音频 Active CN107770718B (zh)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
US201461923579P 2014-01-03 2014-01-03
US61/923,579 2014-01-03
CN201410178258.0A CN104768121A (zh) 2014-01-03 2014-04-29 响应于多通道音频通过使用至少一个反馈延迟网络产生双耳音频
CN2014101782580 2014-04-29
US201461988617P 2014-05-05 2014-05-05
US61/988,617 2014-05-05
CN201480071993.XA CN105874820B (zh) 2014-01-03 2014-12-18 响应于多通道音频通过使用至少一个反馈延迟网络产生双耳音频

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CN201711094063.8A Active CN107835483B (zh) 2014-01-03 2014-12-18 响应于多通道音频通过使用至少一个反馈延迟网络产生双耳音频
CN201711094042.6A Active CN107750042B (zh) 2014-01-03 2014-12-18 响应于多通道音频通过使用至少一个反馈延迟网络产生双耳音频
CN201711094047.9A Active CN107770717B (zh) 2014-01-03 2014-12-18 响应于多通道音频通过使用至少一个反馈延迟网络产生双耳音频
CN201480071993.XA Active CN105874820B (zh) 2014-01-03 2014-12-18 响应于多通道音频通过使用至少一个反馈延迟网络产生双耳音频

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CN201711094042.6A Active CN107750042B (zh) 2014-01-03 2014-12-18 响应于多通道音频通过使用至少一个反馈延迟网络产生双耳音频
CN201711094047.9A Active CN107770717B (zh) 2014-01-03 2014-12-18 响应于多通道音频通过使用至少一个反馈延迟网络产生双耳音频
CN201480071993.XA Active CN105874820B (zh) 2014-01-03 2014-12-18 响应于多通道音频通过使用至少一个反馈延迟网络产生双耳音频

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US (3) US10425763B2 (enExample)
JP (3) JP6607895B2 (enExample)
KR (1) KR102235413B1 (enExample)
CN (5) CN107770718B (enExample)
ES (2) ES2837864T3 (enExample)
MX (1) MX365162B (enExample)
RU (1) RU2747713C2 (enExample)

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US10555109B2 (en) 2020-02-04
CN105874820A8 (zh) 2016-11-02
CN107750042B (zh) 2019-12-13
CN105874820B (zh) 2017-12-12
RU2747713C2 (ru) 2021-05-13
JP2021061631A (ja) 2021-04-15
JP6818841B2 (ja) 2021-01-20
JP2020025309A (ja) 2020-02-13
HK1251757A1 (zh) 2019-02-01
ES2709248T3 (es) 2019-04-15
CN107770717B (zh) 2019-12-13
CN105874820A (zh) 2016-08-17
JP6607895B2 (ja) 2019-11-20
KR102235413B1 (ko) 2021-04-05
US20190373397A1 (en) 2019-12-05
RU2017138558A (ru) 2019-02-11
CN107835483A (zh) 2018-03-23
US20200245094A1 (en) 2020-07-30
JP2018014749A (ja) 2018-01-25
MX365162B (es) 2019-05-24
JP7139409B2 (ja) 2022-09-20
ES2837864T3 (es) 2021-07-01
CN107770718A (zh) 2018-03-06
CN107770717A (zh) 2018-03-06
US20160345116A1 (en) 2016-11-24
CN107835483B (zh) 2020-07-28
US10771914B2 (en) 2020-09-08
HK1252865A1 (zh) 2019-06-06
CN107750042A (zh) 2018-03-02
RU2017138558A3 (enExample) 2021-03-11
US10425763B2 (en) 2019-09-24
KR20200075888A (ko) 2020-06-26

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