JP7410127B2 - 音響シミュレーション装置 - Google Patents

音響シミュレーション装置 Download PDF

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Publication number
JP7410127B2
JP7410127B2 JP2021508809A JP2021508809A JP7410127B2 JP 7410127 B2 JP7410127 B2 JP 7410127B2 JP 2021508809 A JP2021508809 A JP 2021508809A JP 2021508809 A JP2021508809 A JP 2021508809A JP 7410127 B2 JP7410127 B2 JP 7410127B2
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Japan
Prior art keywords
virtual
signal
sound
speakers
predicted
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JP2021508809A
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English (en)
Japanese (ja)
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JPWO2020195407A1 (https=
JPWO2020195407A5 (https=
Inventor
将士 春日井
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hayashi Telempu Corp
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Hayashi Telempu Corp
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Publication of JPWO2020195407A5 publication Critical patent/JPWO2020195407A5/ja
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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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S5/00—Pseudo-stereo systems, e.g. in which additional channel signals are derived from monophonic signals by means of phase shifting, time delay or reverberation 
    • H04S5/005—Pseudo-stereo systems, e.g. in which additional channel signals are derived from monophonic signals by means of phase shifting, time delay or reverberation  of the pseudo five- or more-channel type, e.g. virtual surround
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R2499/00—Aspects covered by H04R or H04S not otherwise provided for in their subgroups
    • H04R2499/10—General applications
    • H04R2499/13—Acoustic transducers and sound field adaptation in vehicles
    • 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
    • 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

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Stereophonic System (AREA)
  • Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
JP2021508809A 2019-03-25 2020-02-20 音響シミュレーション装置 Active JP7410127B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2019056484 2019-03-25
JP2019056484 2019-03-25
PCT/JP2020/006854 WO2020195407A1 (ja) 2019-03-25 2020-02-20 音響シミュレーション装置

Publications (3)

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JPWO2020195407A1 JPWO2020195407A1 (https=) 2020-10-01
JPWO2020195407A5 JPWO2020195407A5 (https=) 2022-11-22
JP7410127B2 true JP7410127B2 (ja) 2024-01-09

Family

ID=72610468

Family Applications (1)

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JP2021508809A Active JP7410127B2 (ja) 2019-03-25 2020-02-20 音響シミュレーション装置

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US (1) US11736881B2 (https=)
JP (1) JP7410127B2 (https=)
WO (1) WO2020195407A1 (https=)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023090042A1 (ja) * 2021-11-18 2023-05-25 林テレンプ株式会社 音響シミュレーション装置
JP2023131911A (ja) * 2022-03-10 2023-09-22 株式会社ズーム ソフトウェア及びマイクロホンデバイス
CN115729352A (zh) * 2022-11-04 2023-03-03 瑞声开泰声学科技(上海)有限公司 触感效果播放方法、装置、存储介质和计算机设备
JP2025059386A (ja) * 2023-09-29 2025-04-10 株式会社Subaru 車両の立体音像再生システム
JP2025059385A (ja) * 2023-09-29 2025-04-10 株式会社Subaru 車両の立体音像再生システム

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016220032A (ja) 2015-05-20 2016-12-22 アルパイン株式会社 音場再現システム

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09149491A (ja) 1995-11-24 1997-06-06 Nobuaki Mori 立体音響録音再生構造
JPH1138979A (ja) * 1997-07-15 1999-02-12 Kenwood Corp 音場シミュレーション装置
DE102016103331A1 (de) * 2016-02-25 2017-08-31 Visteon Global Technologies, Inc. Vorrichtung und Verfahren zur Wiedergabe von Audiosignalen in einem Kraftfahrzeug
US9497561B1 (en) * 2016-05-27 2016-11-15 Mass Fidelity Inc. Wave field synthesis by synthesizing spatial transfer function over listening region

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016220032A (ja) 2015-05-20 2016-12-22 アルパイン株式会社 音場再現システム

Non-Patent Citations (4)

* Cited by examiner, † Cited by third party
Title
BOEHM, Johannes，Decoding for 3D，Proc. 130th Convention of the Audio Engineering Society，英国，Audio Engineering Society，2011年05月15日，pp.1-16，[online]，[retrieved on 2023-12-12]，Retrieved from the Internet: <URL: https://www.aes.org/e-lib/browse.cfm?elib=15893>
MALHAM, David G. et al.，3-D Sound Spatialization using Ambisonic Techniques，Computer Music Journal，米国，The MIT Press，1995年，Vol.19, No.4，pp.58-70，[online]，[retrieved on 2023-12-12]，Retrieved from the Internet: <URL: https://www.jstor.org/stable/3680991>，https://doi.org/10.2307/3680991
MISDARIIS, Nicolas et al.，Urban Environment Audio Simulation for Contextual Evaluation of Quiet Vehicles' Sound Design，Proc. 43rd International Congress on Noise Control Engineering，AU，Australian Acoustic Society，2014年11月18日，pp.1-10，[online]，[retrieved on 2023-12-12]，Retrieved from the Internet: <URL: https://www.acoustics.asn.au/conference_proceedings/INTERNOISE2014/papers/p753.pdf>
THRESH, Lewis et al.，A Direct Comparison of Localisation Performance When Using First, Third and Fifth Order Ambisonics for Real Loudspeaker and Virtual Loudspeaker Rendering，Proc. 143rd Convention of the Audio Engineering Society，米国，Audio Engineering Society，2017年10月19日，pp.1-9，[online]，[retrieved on 2023-12-12]，Retrieved from the Internet: <URL: https://www.aes.org/e-lib/browse.cfm?elib=19261>

Also Published As

Publication number Publication date
US11736881B2 (en) 2023-08-22
JPWO2020195407A1 (https=) 2020-10-01
US20210409889A1 (en) 2021-12-30
WO2020195407A1 (ja) 2020-10-01

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