CN104041074B - 处理用于产生声场的高保真度立体声响复制表示的刚性球上的球形麦克风阵列的信号的方法和装置 - Google Patents

处理用于产生声场的高保真度立体声响复制表示的刚性球上的球形麦克风阵列的信号的方法和装置 Download PDF

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CN104041074B
CN104041074B CN201280066109.4A CN201280066109A CN104041074B CN 104041074 B CN104041074 B CN 104041074B CN 201280066109 A CN201280066109 A CN 201280066109A CN 104041074 B CN104041074 B CN 104041074B
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noise
array
power
signal
ambisonics
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CN104041074A (zh
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S.科顿
J-M.贝特克
A.克鲁格
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Dolby International AB
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Thomson Licensing SAS
Dolby International AB
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers, loudspeakers or microphones
    • H04R3/005—Circuits for transducers, loudspeakers or microphones for combining the signals of two or more microphones
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/32—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only
    • H04R1/326—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only for microphones
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/32—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only
    • H04R1/40—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers
    • H04R1/406—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers microphones
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2201/00—Details of transducers, loudspeakers or microphones covered by H04R1/00 but not provided for in any of its subgroups
    • H04R2201/40—Details of arrangements for obtaining desired directional characteristic by combining a number of identical transducers covered by H04R1/40 but not provided for in any of its subgroups
    • H04R2201/401—2D or 3D arrays of transducers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R29/00—Monitoring arrangements; Testing arrangements
    • H04R29/004—Monitoring arrangements; Testing arrangements for microphones
    • H04R29/005—Microphone arrays
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R5/00—Stereophonic arrangements
    • H04R5/027—Spatial or constructional arrangements of microphones, e.g. in dummy heads
    • 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
    • H04S2400/15—Aspects of sound capture and related signal processing for recording or reproduction

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  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • General Health & Medical Sciences (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Stereophonic System (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
CN201280066109.4A 2011-11-11 2012-10-31 处理用于产生声场的高保真度立体声响复制表示的刚性球上的球形麦克风阵列的信号的方法和装置 Active CN104041074B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP11306472.9 2011-11-11
EP11306472.9A EP2592846A1 (en) 2011-11-11 2011-11-11 Method and apparatus for processing signals of a spherical microphone array on a rigid sphere used for generating an Ambisonics representation of the sound field
PCT/EP2012/071537 WO2013068284A1 (en) 2011-11-11 2012-10-31 Method and apparatus for processing signals of a spherical microphone array on a rigid sphere used for generating an ambisonics representation of the sound field

Publications (2)

Publication Number Publication Date
CN104041074A CN104041074A (zh) 2014-09-10
CN104041074B true CN104041074B (zh) 2017-04-12

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CN201280066109.4A Active CN104041074B (zh) 2011-11-11 2012-10-31 处理用于产生声场的高保真度立体声响复制表示的刚性球上的球形麦克风阵列的信号的方法和装置

Country Status (6)

Country Link
US (1) US9420372B2 (enExample)
EP (2) EP2592846A1 (enExample)
JP (1) JP6113739B2 (enExample)
KR (1) KR101957544B1 (enExample)
CN (1) CN104041074B (enExample)
WO (1) WO2013068284A1 (enExample)

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US9466305B2 (en) 2013-05-29 2016-10-11 Qualcomm Incorporated Performing positional analysis to code spherical harmonic coefficients
US9502044B2 (en) 2013-05-29 2016-11-22 Qualcomm Incorporated Compression of decomposed representations of a sound field
JP6386556B2 (ja) * 2013-07-22 2018-09-05 ブリュール アンド ケーア サウンド アンド バイブレーション メジャーメント アクティーゼルスカブ 広周波数帯域音響ホログラフィ
US20150127354A1 (en) * 2013-10-03 2015-05-07 Qualcomm Incorporated Near field compensation for decomposed representations of a sound field
EP2863654B1 (en) * 2013-10-17 2018-08-01 Oticon A/s A method for reproducing an acoustical sound field
EP2879408A1 (en) * 2013-11-28 2015-06-03 Thomson Licensing Method and apparatus for higher order ambisonics encoding and decoding using singular value decomposition
WO2015101915A2 (en) 2013-12-31 2015-07-09 Distran Gmbh Acoustic transducer array device
US9489955B2 (en) 2014-01-30 2016-11-08 Qualcomm Incorporated Indicating frame parameter reusability for coding vectors
US9922656B2 (en) 2014-01-30 2018-03-20 Qualcomm Incorporated Transitioning of ambient higher-order ambisonic coefficients
US9852737B2 (en) * 2014-05-16 2017-12-26 Qualcomm Incorporated Coding vectors decomposed from higher-order ambisonics audio signals
US20150332682A1 (en) * 2014-05-16 2015-11-19 Qualcomm Incorporated Spatial relation coding for higher order ambisonic coefficients
US9620137B2 (en) 2014-05-16 2017-04-11 Qualcomm Incorporated Determining between scalar and vector quantization in higher order ambisonic coefficients
US10770087B2 (en) 2014-05-16 2020-09-08 Qualcomm Incorporated Selecting codebooks for coding vectors decomposed from higher-order ambisonic audio signals
EP2988527A1 (en) 2014-08-21 2016-02-24 Patents Factory Ltd. Sp. z o.o. System and method for detecting location of sound sources in a three-dimensional space
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
CN105072557B (zh) * 2015-08-11 2017-04-19 北京大学 一种三维环绕声重放系统的扬声器环境自适应校准方法
JP6606784B2 (ja) * 2015-09-29 2019-11-20 本田技研工業株式会社 音声処理装置および音声処理方法
US10206040B2 (en) 2015-10-30 2019-02-12 Essential Products, Inc. Microphone array for generating virtual sound field
EP3579577B1 (en) * 2016-03-15 2024-11-27 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus, method or computer program for generating a sound field description
WO2018053050A1 (en) * 2016-09-13 2018-03-22 VisiSonics Corporation Audio signal processor and generator
US10820097B2 (en) * 2016-09-29 2020-10-27 Dolby Laboratories Licensing Corporation Method, systems and apparatus for determining audio representation(s) of one or more audio sources
FR3060830A1 (fr) * 2016-12-21 2018-06-22 Orange Traitement en sous-bandes d'un contenu ambisonique reel pour un decodage perfectionne
WO2018157098A1 (en) * 2017-02-27 2018-08-30 Essential Products, Inc. Microphone array for generating virtual sound field
US11277705B2 (en) 2017-05-15 2022-03-15 Dolby Laboratories Licensing Corporation Methods, systems and apparatus for conversion of spatial audio format(s) to speaker signals
CN109275084B (zh) * 2018-09-12 2021-01-01 北京小米智能科技有限公司 麦克风阵列的测试方法、装置、系统、设备和存储介质
JP6969793B2 (ja) 2018-10-04 2021-11-24 株式会社ズーム アンビソニックスのためのａ／ｂフォーマット変換装置、ａ／ｂフォーマット変換ソフトウェア、レコーダー、再生ソフトウェア
CN111193990B (zh) * 2020-01-06 2021-01-19 北京大学 一种抗高频空间混叠的3d音频系统及实现方法
US11489505B2 (en) * 2020-08-10 2022-11-01 Cirrus Logic, Inc. Methods and systems for equalization
CN113852903B (zh) * 2021-10-21 2022-05-31 杭州爱华智能科技有限公司 电容型测试传声器的声场特性转换方法与电容型测试传声器系统
CN114928788B (zh) * 2022-04-10 2025-02-21 西北工业大学 一种基于稀疏平面波分解的声场重放空间解码方法

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US20100008517A1 (en) * 2002-01-11 2010-01-14 Mh Acoustics,Llc Audio system based on at least second-order eigenbeams
EP1737271A1 (en) * 2005-06-23 2006-12-27 AKG Acoustics GmbH Array microphone
CN101548554A (zh) * 2006-10-06 2009-09-30 彼得·G·克拉文 麦克风阵列

Also Published As

Publication number Publication date
JP6113739B2 (ja) 2017-04-12
US20140307894A1 (en) 2014-10-16
WO2013068284A1 (en) 2013-05-16
KR20140089601A (ko) 2014-07-15
EP2777298B1 (en) 2016-03-16
CN104041074A (zh) 2014-09-10
EP2592846A1 (en) 2013-05-15
KR101957544B1 (ko) 2019-03-12
US9420372B2 (en) 2016-08-16
EP2777298A1 (en) 2014-09-17
JP2014535232A (ja) 2014-12-25

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