DE59914497D1 - Multiresonanzplatte - Google Patents

Multiresonanzplatte

Info

Publication number
DE59914497D1
DE59914497D1 DE59914497T DE59914497T DE59914497D1 DE 59914497 D1 DE59914497 D1 DE 59914497D1 DE 59914497 T DE59914497 T DE 59914497T DE 59914497 T DE59914497 T DE 59914497T DE 59914497 D1 DE59914497 D1 DE 59914497D1
Authority
DE
Germany
Prior art keywords
unit
air volume
frame
core layer
covering layers
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
DE59914497T
Other languages
English (en)
Inventor
Wolfgang Prof Dr Bachmann
Gerhard Dr Krump
Hans-Juergen Regl
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Harman Becker Automotive Systems GmbH
Original Assignee
Harman Becker Automotive Systems GmbH
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 Becker Automotive Systems GmbH filed Critical Harman Becker Automotive Systems GmbH
Application granted granted Critical
Publication of DE59914497D1 publication Critical patent/DE59914497D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • 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
    • H04R2440/00—Bending wave transducers covered by H04R, not provided for in its groups
    • H04R2440/01—Acoustic transducers using travelling bending waves to generate or detect sound

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Amplifiers (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Building Environments (AREA)
  • Electrophonic Musical Instruments (AREA)
  • Reciprocating, Oscillating Or Vibrating Motors (AREA)
DE59914497T 1998-09-19 1999-07-22 Multiresonanzplatte Expired - Lifetime DE59914497D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19843079A DE19843079A1 (de) 1998-09-19 1998-09-19 Multiresonanzplatte

Publications (1)

Publication Number Publication Date
DE59914497D1 true DE59914497D1 (de) 2007-10-25

Family

ID=7881602

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19843079A Ceased DE19843079A1 (de) 1998-09-19 1998-09-19 Multiresonanzplatte
DE59914497T Expired - Lifetime DE59914497D1 (de) 1998-09-19 1999-07-22 Multiresonanzplatte

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE19843079A Ceased DE19843079A1 (de) 1998-09-19 1998-09-19 Multiresonanzplatte

Country Status (4)

Country Link
US (1) US6748090B1 (de)
EP (1) EP0987922B1 (de)
AT (1) ATE373400T1 (de)
DE (2) DE19843079A1 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE524284C2 (sv) * 2002-04-18 2004-07-20 A2 Acoustics Ab Anordning för att driva ett membran inrättat i en öppning till ett utrymme samt fordon innefattande en anordning för att driva ett membran inrättat i en öppning hos fordonet
US20080080734A1 (en) * 2006-10-03 2008-04-03 Forth Robert A Sports audio player and two-way voice/data communication device
DE102012025313B3 (de) * 2012-12-22 2014-02-20 Audi Ag Schallwandler zur Wandlung elektrischer Signale in Luftschall
NZ741473A (en) 2015-09-14 2024-07-05 Wing Acoustics Ltd Improvements in or relating to audio transducers
WO2018167538A1 (en) 2017-03-15 2018-09-20 Wing Acoustics Limited Improvements in or relating to audio systems
TW201904310A (zh) 2017-03-22 2019-01-16 紐西蘭商威恩音響有限公司 有關於聲頻轉換器、薄型電子裝置及鉸鏈系統的系統、方法及裝置
WO2020118065A1 (en) * 2018-12-05 2020-06-11 Oda Inc. Speaker
CN209767821U (zh) 2019-06-20 2019-12-10 苏州上声电子股份有限公司 一种多路输入驱动的扬声器
CN210053564U (zh) 2019-07-02 2020-02-11 苏州茹声电子有限公司 多路输入驱动的扬声器

Family Cites Families (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2063945A (en) 1933-08-02 1936-12-15 Pierce George Washington Diaphragm and method
US3247925A (en) * 1962-03-08 1966-04-26 Lord Corp Loudspeaker
DE2112516B1 (de) * 1971-03-16 1972-10-19 Kurtze Guenther Dipl Phys Prof Richtlautsprecher
NL7308103A (de) * 1973-06-12 1974-12-16
JPS5748153Y2 (de) * 1977-11-26 1982-10-22
US4352961A (en) * 1979-06-15 1982-10-05 Hitachi, Ltd. Transparent flat panel piezoelectric speaker
US4625328A (en) * 1983-06-13 1986-11-25 Konutra Industries, Ltd. Integrated amplifier and speaker system with improved cooling efficiency
US5031222A (en) * 1988-07-22 1991-07-09 Murata Manufacturing Co., Ltd. Piezoelectric speaker
ATE117155T1 (de) * 1990-08-04 1995-01-15 Secr Defence Brit Paneelförmiger lautsprecher.
JPH08186893A (ja) * 1994-12-28 1996-07-16 Kenwood Corp スピーカとその製造方法
US5533132A (en) * 1995-01-23 1996-07-02 Jbl Incorporated Loudspeaker thermal management structure
BR9610428A (pt) * 1995-09-02 1999-12-21 New Transducedrs Limited Transdutores de vibração inerciais
UA51671C2 (uk) 1995-09-02 2002-12-16 Нью Транзд'Юсез Лімітед Акустичний пристрій
GB2305809B (en) 1995-09-28 1997-11-05 Harman Int Ind Power amplifier and loudspeaker frame integration
US5702230A (en) * 1996-01-29 1997-12-30 General Electric Company Actively controlled acoustic treatment panel
WO1998022987A2 (en) * 1996-11-19 1998-05-28 Mctaggart Stephen I Laminated sheet product containing a printed battery
GB2319923B (en) * 1996-11-27 2000-09-27 Sony Uk Ltd Loudspeaker
US6243472B1 (en) * 1997-09-17 2001-06-05 Frank Albert Bilan Fully integrated amplified loudspeaker
DE19757098C2 (de) * 1997-12-20 2003-01-09 Harman Audio Electronic Sys Aufhängung für Schallwiedergabeanordnungen nach dem Biegewellenprinzip
DE19757097B4 (de) 1997-12-20 2004-04-15 Harman Audio Electronic Systems Gmbh Schallwiedergabeanordnung
DE19757099A1 (de) 1997-12-20 1999-06-24 Nokia Deutschland Gmbh Kontaktierung für eine Schallwiedergabeanordnung nach dem Biegewellenprinzip
JPH11275678A (ja) * 1998-03-25 1999-10-08 Sony Corp スピーカ装置
DE19821624A1 (de) 1998-05-15 1999-11-18 Nokia Deutschland Gmbh Projektionswand
DE19821860A1 (de) 1998-05-15 1999-11-18 Nokia Deutschland Gmbh Treiber für flaches Klangpaneel
DE19821861A1 (de) 1998-05-15 1999-11-18 Nokia Deutschland Gmbh Vorrichtung zur dynamischen Anregung von Plattenlautsprechern
DE19840375C2 (de) 1998-09-04 2003-08-28 Harman Audio Electronic Sys Schallwand
DE10001410C2 (de) 2000-01-14 2001-12-06 Harman Audio Electronic Sys Flachlautsprecheranordnung
DE10025460B4 (de) 2000-05-23 2004-03-18 Harman Audio Electronic Systems Gmbh Hochtonlautsprecher
US6386315B1 (en) * 2000-07-28 2002-05-14 Awi Licensing Company Flat panel sound radiator and assembly system

Also Published As

Publication number Publication date
EP0987922B1 (de) 2007-09-12
US6748090B1 (en) 2004-06-08
EP0987922A2 (de) 2000-03-22
ATE373400T1 (de) 2007-09-15
DE19843079A1 (de) 2000-03-23
EP0987922A3 (de) 2006-12-06

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition