KR101723332B1 - 회전된 고차 앰비소닉스의 바이노럴화 - Google Patents

회전된 고차 앰비소닉스의 바이노럴화 Download PDF

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KR101723332B1
KR101723332B1 KR1020157036670A KR20157036670A KR101723332B1 KR 101723332 B1 KR101723332 B1 KR 101723332B1 KR 1020157036670 A KR1020157036670 A KR 1020157036670A KR 20157036670 A KR20157036670 A KR 20157036670A KR 101723332 B1 KR101723332 B1 KR 101723332B1
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South Korea
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hierarchical elements
rendering
information
sound field
shc
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KR20160015284A (ko
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마틴 제임스 모렐
디판잔 센
닐스 귄터 페터스
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퀄컴 인코포레이티드
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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)
KR1020157036670A 2013-05-29 2014-05-29 회전된 고차 앰비소닉스의 바이노럴화 Expired - Fee Related KR101723332B1 (ko)

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 2014-05-28
US14/289,602 US9384741B2 (en) 2013-05-29 2014-05-28 Binauralization of rotated higher order ambisonics
PCT/US2014/040021 WO2014194088A2 (en) 2013-05-29 2014-05-29 Binauralization of rotated higher order ambisonics

Publications (2)

Publication Number Publication Date
KR20160015284A KR20160015284A (ko) 2016-02-12
KR101723332B1 true KR101723332B1 (ko) 2017-04-04

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KR1020157036670A Expired - Fee Related KR101723332B1 (ko) 2013-05-29 2014-05-29 회전된 고차 앰비소닉스의 바이노럴화

Country Status (6)

Country Link
US (1) US9384741B2 (https=)
EP (1) EP3005738B1 (https=)
JP (1) JP6067935B2 (https=)
KR (1) KR101723332B1 (https=)
CN (1) CN105325015B (https=)
WO (1) WO2014194088A2 (https=)

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CN111970630B (zh) 2015-08-25 2021-11-02 杜比实验室特许公司 音频解码器和解码方法
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CN112954582B (zh) 2016-06-21 2024-08-02 杜比实验室特许公司 用于预渲染的双耳音频的头部跟踪
US9653095B1 (en) 2016-08-30 2017-05-16 Gopro, Inc. Systems and methods for determining a repeatogram in a music composition using audio features
US11032663B2 (en) 2016-09-29 2021-06-08 The Trustees Of Princeton University System and method for virtual navigation of sound fields through interpolation of signals from an array of microphone assemblies
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EP3324406A1 (en) * 2016-11-17 2018-05-23 Fraunhofer Gesellschaft zur Förderung der Angewand Apparatus and method for decomposing an audio signal using a variable threshold
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
RU2736274C1 (ru) 2017-07-14 2020-11-13 Фраунхофер-Гезелльшафт Цур Фердерунг Дер Ангевандтен Форшунг Е.Ф. Принцип формирования улучшенного описания звукового поля или модифицированного описания звукового поля с использованием dirac-технологии с расширением глубины или других технологий
CN117319917A (zh) 2017-07-14 2023-12-29 弗劳恩霍夫应用研究促进协会 使用多点声场描述生成经修改的声场描述的装置及方法
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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
KR20230162143A (ko) * 2017-10-20 2023-11-28 소니그룹주식회사 신호 처리 장치 및 방법, 그리고 프로그램
US11328735B2 (en) * 2017-11-10 2022-05-10 Nokia Technologies Oy Determination of spatial audio parameter encoding and associated decoding
CA3083891C (en) * 2017-11-17 2023-05-02 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Apparatus and method for encoding or decoding directional audio coding parameters using different time/frequency resolutions
US11405741B2 (en) * 2017-12-18 2022-08-02 Dolby International Ab Method and system for handling global transitions between listening positions in a virtual reality environment
ES2965395T3 (es) * 2017-12-28 2024-04-15 Nokia Technologies Oy Determinación de codificación de parámetros de audio espacial y decodificación asociada
GB2572761A (en) * 2018-04-09 2019-10-16 Nokia Technologies Oy Quantization of spatial audio parameters
BR112020015835A2 (pt) 2018-04-11 2020-12-15 Dolby International Ab Métodos, aparelho e sistemas para renderização de áudio 6dof e representações de dados e estruturas de fluxo de bits para renderização de áudio 6dof
GB2577698A (en) 2018-10-02 2020-04-08 Nokia Technologies Oy Selection of quantisation schemes for spatial audio parameter encoding
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
GB2586214A (en) * 2019-07-31 2021-02-17 Nokia Technologies Oy Quantization of spatial audio direction parameters
GB2586461A (en) 2019-08-16 2021-02-24 Nokia Technologies Oy Quantization of spatial audio direction parameters
GB2586586A (en) * 2019-08-16 2021-03-03 Nokia Technologies Oy Quantization of spatial audio direction parameters
FR3118266A1 (fr) * 2020-12-22 2022-06-24 Orange Codage optimisé de matrices de rotations pour le codage d’un signal audio multicanal
US11521623B2 (en) 2021-01-11 2022-12-06 Bank Of America Corporation System and method for single-speaker identification in a multi-speaker environment on a low-frequency audio recording
US12604152B2 (en) * 2022-12-07 2026-04-14 Dolby Laboratories Licensing Corporation Binarual rendering
US12165622B2 (en) * 2023-02-03 2024-12-10 Applied Insights, Llc Audio infusion system and method
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US9685163B2 (en) * 2013-03-01 2017-06-20 Qualcomm Incorporated Transforming spherical harmonic coefficients
US9420393B2 (en) * 2013-05-29 2016-08-16 Qualcomm Incorporated Binaural rendering of spherical harmonic coefficients

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Publication number Publication date
EP3005738A2 (en) 2016-04-13
JP2016523467A (ja) 2016-08-08
EP3005738B1 (en) 2020-04-29
US20140355766A1 (en) 2014-12-04
US9384741B2 (en) 2016-07-05
KR20160015284A (ko) 2016-02-12
WO2014194088A3 (en) 2015-03-19
CN105325015A (zh) 2016-02-10
CN105325015B (zh) 2018-04-20
WO2014194088A2 (en) 2014-12-04
JP6067935B2 (ja) 2017-01-25

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