ATE538599T1 - Lautsprechervorrichtung zum abstrahlen von schallwellen in einer hemisphäre - Google Patents

Lautsprechervorrichtung zum abstrahlen von schallwellen in einer hemisphäre

Info

Publication number
ATE538599T1
ATE538599T1 AT07726765T AT07726765T ATE538599T1 AT E538599 T1 ATE538599 T1 AT E538599T1 AT 07726765 T AT07726765 T AT 07726765T AT 07726765 T AT07726765 T AT 07726765T AT E538599 T1 ATE538599 T1 AT E538599T1
Authority
AT
Austria
Prior art keywords
hemisphere
drivers
acoustic field
loudspeaker apparatus
sound waves
Prior art date
Application number
AT07726765T
Other languages
English (en)
Inventor
Dijk Aldo Van
Original Assignee
Bosch Gmbh Robert
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 Bosch Gmbh Robert filed Critical Bosch Gmbh Robert
Application granted granted Critical
Publication of ATE538599T1 publication Critical patent/ATE538599T1/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/32—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only
    • H04R1/40—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers
    • H04R1/403—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers loud-speakers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers, loudspeakers or microphones
    • H04R3/12—Circuits for transducers, loudspeakers or microphones for distributing signals to two or more loudspeakers

Landscapes

  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • General Health & Medical Sciences (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
AT07726765T 2007-03-09 2007-03-09 Lautsprechervorrichtung zum abstrahlen von schallwellen in einer hemisphäre ATE538599T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/EP2007/052247 WO2008110199A1 (en) 2007-03-09 2007-03-09 Loudspeaker apparatus for radiating acoustic waves in a hemisphere

Publications (1)

Publication Number Publication Date
ATE538599T1 true ATE538599T1 (de) 2012-01-15

Family

ID=39032301

Family Applications (1)

Application Number Title Priority Date Filing Date
AT07726765T ATE538599T1 (de) 2007-03-09 2007-03-09 Lautsprechervorrichtung zum abstrahlen von schallwellen in einer hemisphäre

Country Status (5)

Country Link
US (1) US8081775B2 (de)
EP (1) EP2123106B1 (de)
CN (1) CN101627640B (de)
AT (1) ATE538599T1 (de)
WO (1) WO2008110199A1 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI127222B (en) * 2013-06-14 2018-01-31 Genelec Oy Speaker with a waveguide
KR102049052B1 (ko) * 2014-09-30 2019-11-27 애플 인크. 라우드스피커
CN106162430B (zh) * 2015-03-31 2019-01-08 中国科学院声学研究所 一种产生均匀声场的扬声器阵列扩声系统及方法
US10834497B2 (en) 2016-09-23 2020-11-10 Apple Inc. User interface cooling using audio component
CN107124676A (zh) * 2017-07-12 2017-09-01 傅书华 一种定向吊挂音响
CN208094773U (zh) * 2017-07-17 2018-11-13 宁波升亚电子有限公司 带有声波转向结构的扬声器及其声波转向结构
DE102017118815A1 (de) 2017-08-17 2019-02-21 USound GmbH Lautsprecheranordnung und Kopfhörer zum räumlichen Lokalisieren eines Schallereignisses
DE102018207604A1 (de) 2018-05-16 2019-11-21 Robert Bosch Gmbh Linearphasiges FIR-Audio-Filter, Erzeugungsverfahren und Signalprozessor
US11044553B2 (en) * 2019-03-27 2021-06-22 Cheng Yih Jenq Two-way quasi point-source wide-dispersion speaker
US10805726B1 (en) * 2019-08-16 2020-10-13 Bose Corporation Audio system equalization
CN113068102B (zh) * 2021-03-24 2023-06-16 河北师范大学 一种激声发生器
US20240080594A1 (en) * 2022-07-06 2024-03-07 Sound United, LLC Speakers
WO2024054834A2 (en) * 2022-09-07 2024-03-14 Sonos, Inc. Spatial imaging on audio playback devices

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE387512B (sv) * 1973-08-24 1976-09-06 S Carlsson Hogtalare for sterofonisk ljudatergivningsanleggning, samt av tva sadana hogtalare bestaende hogtalarpar
NL8001119A (nl) * 1980-02-25 1981-09-16 Philips Nv Richtingsonafhankelijk luidsprekerszuil- of vlak.
CN2159090Y (zh) * 1993-05-15 1994-03-16 王锋昌 悬挂式音箱组
US5764777A (en) * 1995-04-21 1998-06-09 Bsg Laboratories, Inc. Four dimensional acoustical audio system
US6394223B1 (en) * 1999-03-12 2002-05-28 Clair Brothers Audio Enterprises, Inc. Loudspeaker with differential energy distribution in vertical and horizontal planes
JP2005197896A (ja) * 2004-01-05 2005-07-21 Yamaha Corp スピーカアレイ用のオーディオ信号供給装置
US20060159287A1 (en) * 2004-07-20 2006-07-20 Stiles Enrique M MTM of bessels loudspeaker
US20060182298A1 (en) * 2004-07-20 2006-08-17 Stiles Enrique M Bessel soundbar
JP4887420B2 (ja) * 2006-03-13 2012-02-29 ドルビー ラボラトリーズ ライセンシング コーポレイション 中央チャンネルオーディオのレンダリング

Also Published As

Publication number Publication date
CN101627640A (zh) 2010-01-13
CN101627640B (zh) 2013-08-07
WO2008110199A1 (en) 2008-09-18
US8081775B2 (en) 2011-12-20
EP2123106A1 (de) 2009-11-25
US20090245535A1 (en) 2009-10-01
EP2123106B1 (de) 2011-12-21

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