KR102670793B1 - 적응적 라우드스피커 이퀄라이제이션 - Google Patents

적응적 라우드스피커 이퀄라이제이션 Download PDF

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Publication number
KR102670793B1
KR102670793B1 KR1020217007833A KR20217007833A KR102670793B1 KR 102670793 B1 KR102670793 B1 KR 102670793B1 KR 1020217007833 A KR1020217007833 A KR 1020217007833A KR 20217007833 A KR20217007833 A KR 20217007833A KR 102670793 B1 KR102670793 B1 KR 102670793B1
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South Korea
Prior art keywords
loudspeaker
response
loudspeaker system
signal
input signal
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Korean (ko)
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KR20210043663A (ko
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대경 노
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디티에스, 인코포레이티드
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Classifications

    • 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

Landscapes

  • 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)
KR1020217007833A 2018-08-17 2019-08-14 적응적 라우드스피커 이퀄라이제이션 Active KR102670793B1 (ko)

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 (2)

Publication Number Publication Date
KR20210043663A KR20210043663A (ko) 2021-04-21
KR102670793B1 true KR102670793B1 (ko) 2024-05-29

Family

ID=67777444

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020217007833A Active KR102670793B1 (ko) 2018-08-17 2019-08-14 적응적 라우드스피커 이퀄라이제이션

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=)

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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

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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
KR101337842B1 (ko) * 2007-04-25 2013-12-06 하만 베커 오토모티브 시스템즈 게엠베하 사운드 동조 방법
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

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US6876750B2 (en) 2001-09-28 2005-04-05 Texas Instruments Incorporated Method and apparatus for tuning digital hearing aids
US7483540B2 (en) 2002-03-25 2009-01-27 Bose Corporation Automatic audio system equalizing
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
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US8094826B2 (en) * 2006-01-03 2012-01-10 Sl Audio A/S Method and system for equalizing a loudspeaker in a room
DE102008053721A1 (de) 2008-10-29 2010-05-12 Trident Microsystems (Far East) Ltd. Verfahren und Anordnung zur Optimierung des Übertragungsverhaltens von Lautsprechersystemen in einem Gerät der Unterhaltungselektronik
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
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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
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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 (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
KR101337842B1 (ko) * 2007-04-25 2013-12-06 하만 베커 오토모티브 시스템즈 게엠베하 사운드 동조 방법
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
JP7446306B2 (ja) 2024-03-08
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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