WO2001039541A3 - Flachlautsprecheranordnung für tieftonwiedergabe - Google Patents

Flachlautsprecheranordnung für tieftonwiedergabe Download PDF

Info

Publication number
WO2001039541A3
WO2001039541A3 PCT/EP2000/011259 EP0011259W WO0139541A3 WO 2001039541 A3 WO2001039541 A3 WO 2001039541A3 EP 0011259 W EP0011259 W EP 0011259W WO 0139541 A3 WO0139541 A3 WO 0139541A3
Authority
WO
WIPO (PCT)
Prior art keywords
housing
loudspeaker system
plate membrane
flat loudspeaker
bass reproduction
Prior art date
Application number
PCT/EP2000/011259
Other languages
English (en)
French (fr)
Other versions
WO2001039541A2 (de
Inventor
Wolfgang Bachmann
Gerhard Krump
Hans-Juergen Regl
Andreas Ziganki
Original Assignee
Harman Audio Electronic Sys
Wolfgang Bachmann
Gerhard Krump
Regl Hans Juergen
Andreas Ziganki
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 Audio Electronic Sys, Wolfgang Bachmann, Gerhard Krump, Regl Hans Juergen, Andreas Ziganki filed Critical Harman Audio Electronic Sys
Priority to DE50009306T priority Critical patent/DE50009306D1/de
Priority to EP00979559A priority patent/EP1236375B1/de
Publication of WO2001039541A2 publication Critical patent/WO2001039541A2/de
Publication of WO2001039541A3 publication Critical patent/WO2001039541A3/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
    • H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only 
    • H04R1/28—Transducer mountings or enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
    • H04R1/2807—Enclosures comprising vibrating or resonating arrangements
    • H04R1/2815—Enclosures comprising vibrating or resonating arrangements of the bass reflex type
    • H04R1/2819—Enclosures comprising vibrating or resonating arrangements of the bass reflex type for loudspeaker transducers
    • 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
    • H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only 
    • H04R1/26—Spatial arrangements of separate transducers responsive to two or more frequency ranges
    • 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
    • H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only 
    • H04R1/28—Transducer mountings or enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
    • H04R1/2807—Enclosures comprising vibrating or resonating arrangements
    • H04R1/2838—Enclosures comprising vibrating or resonating arrangements of the bandpass type
    • H04R1/2842—Enclosures comprising vibrating or resonating arrangements of the bandpass type for loudspeaker transducers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R5/00—Stereophonic arrangements
    • H04R5/02—Spatial or constructional arrangements of loudspeakers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R7/00—Diaphragms for electromechanical transducers; Cones
    • H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
    • H04R7/04—Plane diaphragms
    • H04R7/045—Plane diaphragms using the distributed mode principle, i.e. whereby the acoustic radiation is emanated from uniformly distributed free bending wave vibration induced in a stiff panel and not from pistonic motion
    • 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
    • H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only 
    • H04R1/28—Transducer mountings or enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
    • H04R1/2807—Enclosures comprising vibrating or resonating arrangements
    • H04R1/283—Enclosures comprising vibrating or resonating arrangements using a passive diaphragm
    • H04R1/2834—Enclosures comprising vibrating or resonating arrangements using a passive diaphragm for loudspeaker transducers
    • 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
    • H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only 
    • H04R1/28—Transducer mountings or enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
    • H04R1/2807—Enclosures comprising vibrating or resonating arrangements
    • H04R1/2861—Enclosures comprising vibrating or resonating arrangements using a back-loaded horn
    • H04R1/2865—Enclosures comprising vibrating or resonating arrangements using a back-loaded horn for loudspeaker transducers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2440/00—Bending wave transducers covered by H04R, not provided for in its groups
    • H04R2440/07—Loudspeakers using bending wave resonance and pistonic motion to generate sound

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Multimedia (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)

Abstract

Flachlautsprecheranordnung mit einem flachen, nichtabstrahlenden, ein Gehäusevolumen umschließenden Gehäuse (2, 4), einer innerhalb einer Frontöffnung des Gehäuses (2, 4) angeordneten Plattenmembran (1) und einer zwischen Gehäuse (2, 4) und Plattenmembran (1) angeordneten Lagerung (3) zum Halten und Abdichten der Plattenmembran (1) gegenüber dem Gehäuse (2, 4), bei der mindestens ein Schallwandler (8, 26, 11, 39, 40) für tiefe Töne an dem Gehäuse (2, 4) und/oder der Plattenmembran (1) angebracht ist derart, daß die Schallwandlermembran einen Teil der Außenwand des Gehäuses (2, 4) bildet.
PCT/EP2000/011259 1999-11-22 2000-11-14 Flachlautsprecheranordnung für tieftonwiedergabe WO2001039541A2 (de)

Priority Applications (2)

Application Number Priority Date Filing Date Title
DE50009306T DE50009306D1 (de) 1999-11-22 2000-11-14 Flachlautsprecheranordnung für tieftonwiedergabe
EP00979559A EP1236375B1 (de) 1999-11-22 2000-11-14 Flachlautsprecheranordnung für tieftonwiedergabe

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19955867A DE19955867A1 (de) 1999-11-22 1999-11-22 Flachlautsprecheranordnung für Tieftonwiedergabe
DE19955867.1 1999-11-22

Publications (2)

Publication Number Publication Date
WO2001039541A2 WO2001039541A2 (de) 2001-05-31
WO2001039541A3 true WO2001039541A3 (de) 2002-02-14

Family

ID=7929725

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2000/011259 WO2001039541A2 (de) 1999-11-22 2000-11-14 Flachlautsprecheranordnung für tieftonwiedergabe

Country Status (3)

Country Link
EP (1) EP1236375B1 (de)
DE (2) DE19955867A1 (de)
WO (1) WO2001039541A2 (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2368484B (en) * 2000-10-25 2004-06-16 B & W Loudspeakers Distributed mode panel type loudspeakers
US7002070B2 (en) 2001-06-22 2006-02-21 Shelley Katz Electronic piano
DE10238325A1 (de) 2002-08-16 2004-03-11 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Lautsprecher
EP1392080A3 (de) * 2002-08-17 2004-12-22 KH Technology Corporation Lautsprechereinheit und Anordnung
GB2392043B (en) * 2002-08-17 2006-03-22 K H Technology Corp Combination loudspeaker unit
CN1759635A (zh) * 2003-01-22 2006-04-12 谢利·卡茨 用于再现声音的装置和方法
GB2422265B (en) * 2003-01-22 2007-08-08 Shelley Katz Electrical and electronic musical instruments
AU2008200358B2 (en) * 2003-01-22 2009-12-03 Shelley Katz Electrical and electronic musical instruments
DE102004021546A1 (de) * 2004-05-03 2005-12-08 Avantgarde Acoustic Lautsprechersysteme Gmbh Hornlautsprecher
KR100698256B1 (ko) * 2004-07-16 2007-03-22 엘지전자 주식회사 디스플레이 윈도우를 이용한 스피커 장치
GB0605824D0 (en) * 2006-03-23 2006-05-03 Frobisher Paul Lighting & Sound Reproduction
KR101479823B1 (ko) 2009-12-02 2015-01-06 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. 평면 확성기
DE102012025313B3 (de) * 2012-12-22 2014-02-20 Audi Ag Schallwandler zur Wandlung elektrischer Signale in Luftschall
KR102420554B1 (ko) 2017-08-10 2022-07-14 삼성디스플레이 주식회사 표시 패널, 브라켓 및 이를 포함하는 표시 장치
CN107979787B (zh) * 2017-11-28 2020-01-21 东台鹏美电子实业有限公司 低音音箱
CN110972034B (zh) * 2019-11-11 2021-05-18 歌尔股份有限公司 一种振膜及发声装置

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2713396A (en) * 1950-05-24 1955-07-19 Ernest A Tavares Novel, small, extended low frequency response, loudspeaker enclosure
US4514599A (en) * 1980-12-19 1985-04-30 Nissan Motor Company, Limited Speaker for automotive vehicle audio system having a vehicle panel serving as sound-amplifying medium
EP0334217A2 (de) * 1988-03-25 1989-09-27 Yamaha Corporation Verfahren und Apparat zur Erweiterung der akustischen Wiedergabe
WO1997009842A2 (en) * 1995-09-02 1997-03-13 New Transducers Limited Acoustic device
WO1999002012A1 (en) * 1997-07-03 1999-01-14 New Transducers Limited Panel-form loudspeakers
WO1999035883A1 (en) * 1998-01-07 1999-07-15 Nct Group, Inc. Thin loudspeaker
WO1999052324A1 (en) * 1998-04-02 1999-10-14 New Transducers Limited Acoustic device relying on bending wave action

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EA002097B1 (ru) * 1995-09-02 2001-12-24 Нью Трэнсдьюсерз Лимитед Громкоговоритель со звукоизлучающей панелью, излучающим элементом

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2713396A (en) * 1950-05-24 1955-07-19 Ernest A Tavares Novel, small, extended low frequency response, loudspeaker enclosure
US4514599A (en) * 1980-12-19 1985-04-30 Nissan Motor Company, Limited Speaker for automotive vehicle audio system having a vehicle panel serving as sound-amplifying medium
EP0334217A2 (de) * 1988-03-25 1989-09-27 Yamaha Corporation Verfahren und Apparat zur Erweiterung der akustischen Wiedergabe
WO1997009842A2 (en) * 1995-09-02 1997-03-13 New Transducers Limited Acoustic device
WO1999002012A1 (en) * 1997-07-03 1999-01-14 New Transducers Limited Panel-form loudspeakers
WO1999035883A1 (en) * 1998-01-07 1999-07-15 Nct Group, Inc. Thin loudspeaker
WO1999052324A1 (en) * 1998-04-02 1999-10-14 New Transducers Limited Acoustic device relying on bending wave action

Also Published As

Publication number Publication date
EP1236375A2 (de) 2002-09-04
DE50009306D1 (de) 2005-02-24
EP1236375B1 (de) 2005-01-19
DE19955867A1 (de) 2001-06-21
WO2001039541A2 (de) 2001-05-31

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