CN105325015B - 经旋转高阶立体混响的双耳化 - Google Patents

经旋转高阶立体混响的双耳化 Download PDF

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Publication number
CN105325015B
CN105325015B CN201480035774.6A CN201480035774A CN105325015B CN 105325015 B CN105325015 B CN 105325015B CN 201480035774 A CN201480035774 A CN 201480035774A CN 105325015 B CN105325015 B CN 105325015B
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audio
shc
sound field
information
bitstream
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CN105325015A (zh
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马丁·詹姆斯·莫雷尔
迪潘让·森
尼尔斯·京特·彼得斯
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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
    • 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 
    • H04S7/00—Indicating arrangements; Control arrangements, e.g. balance control
    • H04S7/30—Control circuits for electronic adaptation of the sound field
    • H04S7/302—Electronic adaptation of stereophonic sound system to listener position or orientation
    • H04S7/303—Tracking of listener position or orientation
    • H04S7/304—For headphones
    • 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
    • H04S2420/01—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 
    • 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)
  • Mathematical Physics (AREA)
  • Computational Linguistics (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Multimedia (AREA)
  • Stereophonic System (AREA)
CN201480035774.6A 2013-05-29 2014-05-29 经旋转高阶立体混响的双耳化 Active CN105325015B (zh)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201361828313P 2013-05-29 2013-05-29
US61/828,313 2013-05-29
US14/289,602 US9384741B2 (en) 2013-05-29 2014-05-28 Binauralization of rotated higher order ambisonics
US14/289,602 2014-05-28
PCT/US2014/040021 WO2014194088A2 (en) 2013-05-29 2014-05-29 Binauralization of rotated higher order ambisonics

Publications (2)

Publication Number Publication Date
CN105325015A CN105325015A (zh) 2016-02-10
CN105325015B true CN105325015B (zh) 2018-04-20

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CN201480035774.6A Active CN105325015B (zh) 2013-05-29 2014-05-29 经旋转高阶立体混响的双耳化

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US (1) US9384741B2 (enExample)
EP (1) EP3005738B1 (enExample)
JP (1) JP6067935B2 (enExample)
KR (1) KR101723332B1 (enExample)
CN (1) CN105325015B (enExample)
WO (1) WO2014194088A2 (enExample)

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US9747910B2 (en) 2014-09-26 2017-08-29 Qualcomm Incorporated Switching between predictive and non-predictive quantization techniques in a higher order ambisonics (HOA) framework
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JP7115477B2 (ja) * 2017-07-05 2022-08-09 ソニーグループ株式会社 信号処理装置および方法、並びにプログラム
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US10674301B2 (en) * 2017-08-25 2020-06-02 Google Llc Fast and memory efficient encoding of sound objects using spherical harmonic symmetries
PL3707706T3 (pl) * 2017-11-10 2021-11-22 Nokia Technologies Oy Określanie kodowania przestrzennego parametrów dźwięku i związane z tym dekodowanie
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JP7354107B2 (ja) * 2017-12-18 2023-10-02 ドルビー・インターナショナル・アーベー 仮想現実環境における聴取位置間のグローバル遷移を扱う方法およびシステム
CN111542877B (zh) * 2017-12-28 2023-11-24 诺基亚技术有限公司 空间音频参数编码和相关联的解码的确定
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CN111107481B (zh) * 2018-10-26 2021-06-22 华为技术有限公司 一种音频渲染方法及装置
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Also Published As

Publication number Publication date
WO2014194088A3 (en) 2015-03-19
KR101723332B1 (ko) 2017-04-04
EP3005738B1 (en) 2020-04-29
US20140355766A1 (en) 2014-12-04
US9384741B2 (en) 2016-07-05
JP6067935B2 (ja) 2017-01-25
CN105325015A (zh) 2016-02-10
JP2016523467A (ja) 2016-08-08
WO2014194088A2 (en) 2014-12-04
EP3005738A2 (en) 2016-04-13
KR20160015284A (ko) 2016-02-12

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