ATE546019T1 - Entzerrungssystem zur verbesserung der qualität von basstönen in einem hörbereich - Google Patents

Entzerrungssystem zur verbesserung der qualität von basstönen in einem hörbereich

Info

Publication number
ATE546019T1
ATE546019T1 AT05028061T AT05028061T ATE546019T1 AT E546019 T1 ATE546019 T1 AT E546019T1 AT 05028061 T AT05028061 T AT 05028061T AT 05028061 T AT05028061 T AT 05028061T AT E546019 T1 ATE546019 T1 AT E546019T1
Authority
AT
Austria
Prior art keywords
frequency
equalization system
quality
improve
responses
Prior art date
Application number
AT05028061T
Other languages
English (en)
Inventor
Ashish Aggarwal
Todd Welti
Ulrich Horbach
Original Assignee
Harman Int Ind
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Harman Int Ind filed Critical Harman Int Ind
Application granted granted Critical
Publication of ATE546019T1 publication Critical patent/ATE546019T1/de

Links

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
    • 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
    • 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
    • H04R3/12—Circuits for transducers for distributing signals to two or more loudspeakers

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Stereophonic System (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
AT05028061T 2004-12-30 2005-12-21 Entzerrungssystem zur verbesserung der qualität von basstönen in einem hörbereich ATE546019T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US11/026,773 US9008331B2 (en) 2004-12-30 2004-12-30 Equalization system to improve the quality of bass sounds within a listening area

Publications (1)

Publication Number Publication Date
ATE546019T1 true ATE546019T1 (de) 2012-03-15

Family

ID=36182373

Family Applications (1)

Application Number Title Priority Date Filing Date
AT05028061T ATE546019T1 (de) 2004-12-30 2005-12-21 Entzerrungssystem zur verbesserung der qualität von basstönen in einem hörbereich

Country Status (4)

Country Link
US (1) US9008331B2 (de)
EP (1) EP1677573B1 (de)
JP (1) JP4402040B2 (de)
AT (1) ATE546019T1 (de)

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US7778718B2 (en) * 2005-05-24 2010-08-17 Rockford Corporation Frequency normalization of audio signals
CN101053152B (zh) * 2005-07-29 2010-12-29 哈曼国际工业有限公司 自动音频调谐系统及方法
US20100057472A1 (en) * 2008-08-26 2010-03-04 Hanks Zeng Method and system for frequency compensation in an audio codec
TWI465122B (zh) 2009-01-30 2014-12-11 Dolby Lab Licensing Corp 自帶狀脈衝響應資料測定反向濾波器之方法
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
WO2011015932A1 (en) * 2009-08-03 2011-02-10 Imax Corporation Systems and method for monitoring cinema loudspeakers and compensating for quality problems
EP2357846A1 (de) * 2009-12-22 2011-08-17 Harman Becker Automotive Systems GmbH Gruppenverzögerungsbasierende Bassregelung
US8194869B2 (en) * 2010-03-17 2012-06-05 Harman International Industries, Incorporated Audio power management system
EP2986034B1 (de) * 2010-05-06 2017-05-31 Dolby Laboratories Licensing Corporation Tonsystementzerrung für tragbare medienspieler
US9307340B2 (en) 2010-05-06 2016-04-05 Dolby Laboratories Licensing Corporation Audio system equalization for portable media playback devices
JP4892095B1 (ja) * 2010-11-26 2012-03-07 株式会社東芝 音響補正装置、及び音響補正方法
US9084058B2 (en) 2011-12-29 2015-07-14 Sonos, Inc. Sound field calibration using listener localization
US9106192B2 (en) 2012-06-28 2015-08-11 Sonos, Inc. System and method for device playback calibration
US9219460B2 (en) 2014-03-17 2015-12-22 Sonos, Inc. Audio settings based on environment
US9094768B2 (en) 2012-08-02 2015-07-28 Crestron Electronics Inc. Loudspeaker calibration using multiple wireless microphones
CN104254049B (zh) * 2013-06-28 2018-12-21 哈曼国际工业有限公司 头戴式耳机响应测量和均衡
US9264839B2 (en) 2014-03-17 2016-02-16 Sonos, Inc. Playback device configuration based on proximity detection
EP3186976B1 (de) 2014-08-29 2020-06-10 Harman International Industries, Incorporated Selbstkalibrierender rauschunterdrückender kopfhörer
US9952825B2 (en) 2014-09-09 2018-04-24 Sonos, Inc. Audio processing algorithms
CN105992100B (zh) * 2015-02-12 2018-11-02 电信科学技术研究院 一种音频均衡器预置集参数的确定方法及装置
US10194260B2 (en) 2015-02-27 2019-01-29 Pioneer Corporation Sound volume control device, sound volume control method and sound volume control program
US9693165B2 (en) 2015-09-17 2017-06-27 Sonos, Inc. Validation of audio calibration using multi-dimensional motion check
EP3531714B1 (de) * 2015-09-17 2022-02-23 Sonos Inc. Erleichtern der kalibrierung einer audiowiedergabevorrichtung
CN108432270B (zh) * 2015-10-08 2021-03-16 班安欧股份公司 扬声器系统中的主动式房间补偿
JP6880016B2 (ja) 2015-10-28 2021-06-02 ジャン−マルク ジョット オーディオ信号のスペクトル補正法
US9743207B1 (en) 2016-01-18 2017-08-22 Sonos, Inc. Calibration using multiple recording devices
US10003899B2 (en) 2016-01-25 2018-06-19 Sonos, Inc. Calibration with particular locations
US9864574B2 (en) 2016-04-01 2018-01-09 Sonos, Inc. Playback device calibration based on representation spectral characteristics
US9860662B2 (en) 2016-04-01 2018-01-02 Sonos, Inc. Updating playback device configuration information based on calibration data
US9763018B1 (en) 2016-04-12 2017-09-12 Sonos, Inc. Calibration of audio playback devices
US9794710B1 (en) 2016-07-15 2017-10-17 Sonos, Inc. Spatial audio correction
US10372406B2 (en) 2016-07-22 2019-08-06 Sonos, Inc. Calibration interface
US10459684B2 (en) 2016-08-05 2019-10-29 Sonos, Inc. Calibration of a playback device based on an estimated frequency response
FR3065136B1 (fr) * 2017-04-10 2024-03-22 Pascal Luquet Procede et systeme d'acquisition sans fil de reponse impulsionnelle par methode de sinus glissant
US10636406B2 (en) * 2017-06-13 2020-04-28 Crestron Electronics, Inc. Automated room audio equipment monitoring system
WO2019041213A1 (en) * 2017-08-31 2019-03-07 Harman International Industries, Incorporated METHOD AND SYSTEM FOR CONTROLLING ACOUSTIC RADIATION
EP3776880A4 (de) * 2018-01-08 2022-06-22 Polk Audio, LLC Synchronisiertes sprachsteuermodul, lautsprechersystem und verfahren zum einbau von vc-funktionalität in ein separates lautsprechersystem
US10299061B1 (en) 2018-08-28 2019-05-21 Sonos, Inc. Playback device calibration
US10734965B1 (en) 2019-08-12 2020-08-04 Sonos, Inc. Audio calibration of a portable playback device
WO2023056258A1 (en) 2021-09-30 2023-04-06 Sonos, Inc. Conflict management for wake-word detection processes
WO2024186816A1 (en) * 2023-03-08 2024-09-12 The Trustees Of Princeton University System and method for controlling the soundstage rendered by loudspeakers

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US6526429B1 (en) * 2000-04-14 2003-02-25 Agere Systems Inc. Method for designing all pass digital filters
AU2003232175A1 (en) * 2002-06-12 2003-12-31 Equtech Aps Method of digital equalisation of a sound from loudspeakers in rooms and use of the method
US7567675B2 (en) * 2002-06-21 2009-07-28 Audyssey Laboratories, Inc. System and method for automatic multiple listener room acoustic correction with low filter orders
WO2004002192A1 (en) * 2002-06-21 2003-12-31 University Of Southern California System and method for automatic room acoustic correction
EP1475996B1 (de) 2003-05-06 2009-04-08 Harman Becker Automotive Systems GmbH Verarbeitungssystem für Stereo Audiosignale
US7720237B2 (en) * 2004-09-07 2010-05-18 Audyssey Laboratories, Inc. Phase equalization for multi-channel loudspeaker-room responses

Also Published As

Publication number Publication date
EP1677573A3 (de) 2009-04-15
EP1677573A2 (de) 2006-07-05
US9008331B2 (en) 2015-04-14
EP1677573B1 (de) 2012-02-15
JP2006191562A (ja) 2006-07-20
JP4402040B2 (ja) 2010-01-20
US20060147057A1 (en) 2006-07-06

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