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FI981409A7 - Menetelmä ja laitteisto akustisen heijastuksen vähentämiseksi huoneessa - Google Patents

Menetelmä ja laitteisto akustisen heijastuksen vähentämiseksi huoneessa

Info

Publication number
FI981409A7
FI981409A7 FI981409A FI981409A FI981409A7 FI 981409 A7 FI981409 A7 FI 981409A7 FI 981409 A FI981409 A FI 981409A FI 981409 A FI981409 A FI 981409A FI 981409 A7 FI981409 A7 FI 981409A7
Authority
FI
Finland
Prior art keywords
room
acoustic reflection
reducing acoustic
reducing
reflection
Prior art date
Application number
FI981409A
Other languages
English (en)
Swedish (sv)
Other versions
FI981409A0 (fi
Inventor
Aki Maekivirta
Ari Varla
Original Assignee
Genelec Oy
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 Genelec Oy filed Critical Genelec Oy
Priority to FI981409A priority Critical patent/FI981409A7/fi
Publication of FI981409A0 publication Critical patent/FI981409A0/fi
Priority to EP99931307A priority patent/EP1088298B1/en
Priority to US09/701,988 priority patent/US6795557B1/en
Priority to DE1999612783 priority patent/DE69912783T8/de
Priority to PCT/FI1999/000534 priority patent/WO1999066492A1/fi
Publication of FI981409A7 publication Critical patent/FI981409A7/fi

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
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K2210/00—Details of active noise control [ANC] covered by G10K11/178 but not provided for in any of its subgroups
    • G10K2210/10—Applications
    • G10K2210/12—Rooms, e.g. ANC inside a room, office, concert hall or automobile cabin
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K2210/00—Details of active noise control [ANC] covered by G10K11/178 but not provided for in any of its subgroups
    • G10K2210/50—Miscellaneous
    • G10K2210/505—Echo cancellation, e.g. multipath-, ghost- or reverberation-cancellation

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Stereophonic System (AREA)
FI981409A 1998-06-17 1998-06-17 Menetelmä ja laitteisto akustisen heijastuksen vähentämiseksi huoneessa FI981409A7 (fi)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FI981409A FI981409A7 (fi) 1998-06-17 1998-06-17 Menetelmä ja laitteisto akustisen heijastuksen vähentämiseksi huoneessa
EP99931307A EP1088298B1 (en) 1998-06-17 1999-06-17 Sound reproduction equipment and method for reducing the level of acoustical reflections in a room
US09/701,988 US6795557B1 (en) 1998-06-17 1999-06-17 Sound reproduction equipment and method for reducing the level of acoustical reflections in a room
DE1999612783 DE69912783T8 (de) 1998-06-17 1999-06-17 Schallwiedergabegerät und verfahren zur niveauverminderung von akustischen reflexionen in einem saal
PCT/FI1999/000534 WO1999066492A1 (fi) 1998-06-17 1999-06-17 Sound reproduction equipment and method for reducing the level of acoustical reflections in a room

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI981409A FI981409A7 (fi) 1998-06-17 1998-06-17 Menetelmä ja laitteisto akustisen heijastuksen vähentämiseksi huoneessa

Publications (2)

Publication Number Publication Date
FI981409A0 FI981409A0 (fi) 1998-06-17
FI981409A7 true FI981409A7 (fi) 1999-12-18

Family

ID=8552021

Family Applications (1)

Application Number Title Priority Date Filing Date
FI981409A FI981409A7 (fi) 1998-06-17 1998-06-17 Menetelmä ja laitteisto akustisen heijastuksen vähentämiseksi huoneessa

Country Status (5)

Country Link
US (1) US6795557B1 (fi)
EP (1) EP1088298B1 (fi)
DE (1) DE69912783T8 (fi)
FI (1) FI981409A7 (fi)
WO (1) WO1999066492A1 (fi)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040122614A1 (en) * 1996-11-14 2004-06-24 Lg Electronics, Inc. Noise controller for controlling noise and method of removing noise
US8755542B2 (en) 2003-08-04 2014-06-17 Harman International Industries, Incorporated System for selecting correction factors for an audio system
US7526093B2 (en) 2003-08-04 2009-04-28 Harman International Industries, Incorporated System for configuring audio system
US8761419B2 (en) 2003-08-04 2014-06-24 Harman International Industries, Incorporated System for selecting speaker locations in an audio system
US8280076B2 (en) 2003-08-04 2012-10-02 Harman International Industries, Incorporated System and method for audio system configuration
US8705755B2 (en) 2003-08-04 2014-04-22 Harman International Industries, Inc. Statistical analysis of potential audio system configurations
TWI241830B (en) * 2004-08-20 2005-10-11 Vistapoint Inc Self-testing and calibrating method for electroacoustic system
US8457324B2 (en) * 2005-08-16 2013-06-04 Honeywell International Inc. Directional speaker system
FR2890480B1 (fr) * 2005-09-05 2008-03-14 Centre Nat Rech Scient Procede et dispositif de correction active des proprietes acoustiques d'une zone d'ecoute d'un espace sonore
CN101004358A (zh) * 2006-01-21 2007-07-25 鸿富锦精密工业（深圳）有限公司 声音检测装置
US8081766B2 (en) * 2006-03-06 2011-12-20 Loud Technologies Inc. Creating digital signal processing (DSP) filters to improve loudspeaker transient response
US7953456B2 (en) * 2007-07-12 2011-05-31 Sony Ericsson Mobile Communication Ab Acoustic echo reduction in mobile terminals
DK2023664T3 (da) * 2007-08-10 2013-06-03 Oticon As Aktiv støjudligning i høreapparater
KR101427648B1 (ko) * 2007-10-12 2014-08-07 삼성전자주식회사 어레이 스피커 시스템에서 불균일 방사 패턴을 제거하는방법 및 장치
CN101387547B (zh) * 2008-10-28 2010-06-02 南京大学 散射声预测方法
US8553898B2 (en) * 2009-11-30 2013-10-08 Emmet Raftery Method and system for reducing acoustical reverberations in an at least partially enclosed space
CN102769816B (zh) * 2012-07-18 2015-05-13 歌尔声学股份有限公司 降噪耳机的测试装置和方法
USRE49437E1 (en) 2014-09-30 2023-02-28 Apple Inc. Audio driver and power supply unit architecture
CN108810732B (zh) 2014-09-30 2020-03-24 苹果公司 扬声器
FI129335B (fi) 2015-09-02 2021-12-15 Genelec Oy Akustisten huonemoodien hallinta
CN105916091A (zh) * 2015-12-10 2016-08-31 乐视致新电子科技（天津）有限公司 一种mic测试装置及其制造方法、使用方法
US10834497B2 (en) 2016-09-23 2020-11-10 Apple Inc. User interface cooling using audio component

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4899387A (en) 1988-12-02 1990-02-06 Threshold Corporation Active low frequency acoustic resonance suppressor
US5559891A (en) * 1992-02-13 1996-09-24 Nokia Technology Gmbh Device to be used for changing the acoustic properties of a room
JPH0662499A (ja) 1992-08-06 1994-03-04 Clarion Co Ltd 反射波成分除去装置
US5832095A (en) * 1996-10-18 1998-11-03 Carrier Corporation Noise canceling system

Also Published As

Publication number Publication date
WO1999066492A1 (fi) 1999-12-23
DE69912783D1 (de) 2003-12-18
FI981409A0 (fi) 1998-06-17
EP1088298B1 (en) 2003-11-12
DE69912783T2 (de) 2004-08-05
US6795557B1 (en) 2004-09-21
DE69912783T8 (de) 2004-11-18
EP1088298A1 (en) 2001-04-04

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