JP7446306B2 - 適応ラウドスピーカーイコライゼーション - Google Patents

適応ラウドスピーカーイコライゼーション Download PDF

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Publication number
JP7446306B2
JP7446306B2 JP2021532270A JP2021532270A JP7446306B2 JP 7446306 B2 JP7446306 B2 JP 7446306B2 JP 2021532270 A JP2021532270 A JP 2021532270A JP 2021532270 A JP2021532270 A JP 2021532270A JP 7446306 B2 JP7446306 B2 JP 7446306B2
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Prior art keywords
loudspeaker
response
signal
loudspeaker system
input signal
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JP2021532270A
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Japanese (ja)
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JP2021534700A5 (https=
JP2021534700A (ja
JPWO2020037044A5 (https=
Inventor
テギョン ノー
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DTS Inc
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DTS Inc
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Publication of JPWO2020037044A5 publication Critical patent/JPWO2020037044A5/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
    • H04S7/301—Automatic calibration of stereophonic sound system, e.g. with test microphone
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G5/00—Tone control or bandwidth control in amplifiers
    • H03G5/16—Automatic control
    • H03G5/165—Equalizers; Volume or gain control in limited frequency bands
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers
    • H04R3/04—Circuits for transducers for correcting frequency response

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Stereophonic System (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
JP2021532270A 2018-08-17 2019-08-14 適応ラウドスピーカーイコライゼーション Active JP7446306B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201862719520P 2018-08-17 2018-08-17
US62/719,520 2018-08-17
PCT/US2019/046505 WO2020037044A1 (en) 2018-08-17 2019-08-14 Adaptive loudspeaker equalization

Publications (4)

Publication Number Publication Date
JP2021534700A JP2021534700A (ja) 2021-12-09
JP2021534700A5 JP2021534700A5 (https=) 2022-08-05
JPWO2020037044A5 JPWO2020037044A5 (https=) 2022-08-05
JP7446306B2 true JP7446306B2 (ja) 2024-03-08

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ID=67777444

Family Applications (1)

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JP2021532270A Active JP7446306B2 (ja) 2018-08-17 2019-08-14 適応ラウドスピーカーイコライゼーション

Country Status (6)

Country Link
US (1) US11601774B2 (https=)
EP (1) EP3837864A1 (https=)
JP (1) JP7446306B2 (https=)
KR (1) KR102670793B1 (https=)
CN (1) CN112771895B (https=)
WO (1) WO2020037044A1 (https=)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11417351B2 (en) * 2018-06-26 2022-08-16 Google Llc Multi-channel echo cancellation with scenario memory
US11601774B2 (en) 2018-08-17 2023-03-07 Dts, Inc. System and method for real time loudspeaker equalization
WO2022241334A1 (en) * 2021-05-11 2022-11-17 Microchip Technology Incorporated Speaker in a mult-speaker system adjusting its speaker settings
US11589177B2 (en) * 2021-06-16 2023-02-21 Jae Whan Kim Apparatus for monitoring a space by using acoustic web
US11689875B2 (en) 2021-07-28 2023-06-27 Samsung Electronics Co., Ltd. Automatic spatial calibration for a loudspeaker system using artificial intelligence and nearfield response
US20230362579A1 (en) * 2022-05-05 2023-11-09 EmbodyVR, Inc. Sound spatialization system and method for augmenting visual sensory response with spatial audio cues
US20250287164A1 (en) * 2024-03-06 2025-09-11 Sony Group Corporation Determination of needed room acoustic calibration of an audio system

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003324788A (ja) 2002-03-25 2003-11-14 Bose Corp オーディオシステムの自動等化
US20060062398A1 (en) 2004-09-23 2006-03-23 Mckee Cooper Joel C Speaker distance measurement using downsampled adaptive filter
US20090003613A1 (en) 2005-12-16 2009-01-01 Tc Electronic A/S Method of Performing Measurements By Means of an Audio System Comprising Passive Loudspeakers
JP2011172268A (ja) 2007-04-25 2011-09-01 Harman Becker Automotive Systems Gmbh 音同調方法
US20110224812A1 (en) 2008-10-29 2011-09-15 Daniel Kotulla Method and arrangement for the automatic optimization of the transfer function of a loudspeaker system
JP2015513832A (ja) 2012-02-21 2015-05-14 インタートラスト テクノロジーズ コーポレイション オーディオ再生システム及び方法
JP2017514182A (ja) 2014-03-17 2017-06-01 ソノズ インコーポレイテッド 環境に基づいたオーディオ設定

Family Cites Families (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4458362A (en) 1982-05-13 1984-07-03 Teledyne Industries, Inc. Automatic time domain equalization of audio signals
US6721428B1 (en) 1998-11-13 2004-04-13 Texas Instruments Incorporated Automatic loudspeaker equalizer
US6876750B2 (en) 2001-09-28 2005-04-05 Texas Instruments Incorporated Method and apparatus for tuning digital hearing aids
ATE428274T1 (de) 2003-05-06 2009-04-15 Harman Becker Automotive Sys Verarbeitungssystem fur stereo audiosignale
US8761419B2 (en) * 2003-08-04 2014-06-24 Harman International Industries, Incorporated System for selecting speaker locations in an audio system
US10158337B2 (en) 2004-08-10 2018-12-18 Bongiovi Acoustics Llc System and method for digital signal processing
US9413321B2 (en) 2004-08-10 2016-08-09 Bongiovi Acoustics Llc System and method for digital signal processing
US20070032895A1 (en) 2005-07-29 2007-02-08 Fawad Nackvi Loudspeaker with demonstration mode
US20070030979A1 (en) 2005-07-29 2007-02-08 Fawad Nackvi Loudspeaker
US7529377B2 (en) 2005-07-29 2009-05-05 Klipsch L.L.C. Loudspeaker with automatic calibration and room equalization
JP4685106B2 (ja) 2005-07-29 2011-05-18 ハーマン インターナショナル インダストリーズ インコーポレイテッド オーディオ調整システム
US8094826B2 (en) * 2006-01-03 2012-01-10 Sl Audio A/S Method and system for equalizing a loudspeaker in a room
CN102197662B (zh) 2009-05-18 2014-04-23 哈曼国际工业有限公司 效率优化的音频系统
US8213637B2 (en) 2009-05-28 2012-07-03 Dirac Research Ab Sound field control in multiple listening regions
US9648437B2 (en) 2009-08-03 2017-05-09 Imax Corporation Systems and methods for monitoring cinema loudspeakers and compensating for quality problems
US9172345B2 (en) 2010-07-27 2015-10-27 Bitwave Pte Ltd Personalized adjustment of an audio device
CN104186001B (zh) 2012-03-22 2018-03-27 迪拉克研究公司 使用支持扬声器的可变集合的音频预补偿控制器设计
US9706302B2 (en) 2014-02-05 2017-07-11 Sennheiser Communications A/S Loudspeaker system comprising equalization dependent on volume control
EP3001701B1 (en) 2014-09-24 2018-11-14 Harman Becker Automotive Systems GmbH Audio reproduction systems and methods
US9794719B2 (en) * 2015-06-15 2017-10-17 Harman International Industries, Inc. Crowd sourced audio data for venue equalization
US9991862B2 (en) 2016-03-31 2018-06-05 Bose Corporation Audio system equalizing
US9992595B1 (en) 2017-06-01 2018-06-05 Apple Inc. Acoustic change detection
WO2019070328A1 (en) * 2017-10-04 2019-04-11 Google Llc METHODS AND SYSTEMS FOR AUTOMATICALLY EQUALIZING AUDIO OUTPUT BASED ON THE CHARACTERISTICS OF THE PART
US11601774B2 (en) 2018-08-17 2023-03-07 Dts, Inc. System and method for real time loudspeaker equalization
US10734965B1 (en) * 2019-08-12 2020-08-04 Sonos, Inc. Audio calibration of a portable playback device

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003324788A (ja) 2002-03-25 2003-11-14 Bose Corp オーディオシステムの自動等化
US20060062398A1 (en) 2004-09-23 2006-03-23 Mckee Cooper Joel C Speaker distance measurement using downsampled adaptive filter
US20090003613A1 (en) 2005-12-16 2009-01-01 Tc Electronic A/S Method of Performing Measurements By Means of an Audio System Comprising Passive Loudspeakers
JP2011172268A (ja) 2007-04-25 2011-09-01 Harman Becker Automotive Systems Gmbh 音同調方法
US20110224812A1 (en) 2008-10-29 2011-09-15 Daniel Kotulla Method and arrangement for the automatic optimization of the transfer function of a loudspeaker system
JP2015513832A (ja) 2012-02-21 2015-05-14 インタートラスト テクノロジーズ コーポレイション オーディオ再生システム及び方法
JP2017514182A (ja) 2014-03-17 2017-06-01 ソノズ インコーポレイテッド 環境に基づいたオーディオ設定

Also Published As

Publication number Publication date
KR102670793B1 (ko) 2024-05-29
EP3837864A1 (en) 2021-06-23
US20210314721A1 (en) 2021-10-07
CN112771895B (zh) 2023-04-07
KR20210043663A (ko) 2021-04-21
US11601774B2 (en) 2023-03-07
JP2021534700A (ja) 2021-12-09
WO2020037044A1 (en) 2020-02-20
CN112771895A (zh) 2021-05-07

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