EP0924960A3 - Suspension pour des arrangements de reproduction sonore selon le principe des ondes de flexion - Google Patents

Suspension pour des arrangements de reproduction sonore selon le principe des ondes de flexion Download PDF

Info

Publication number
EP0924960A3
EP0924960A3 EP98123818A EP98123818A EP0924960A3 EP 0924960 A3 EP0924960 A3 EP 0924960A3 EP 98123818 A EP98123818 A EP 98123818A EP 98123818 A EP98123818 A EP 98123818A EP 0924960 A3 EP0924960 A3 EP 0924960A3
Authority
EP
European Patent Office
Prior art keywords
suspension
core layer
sound reproduction
bending wave
panel
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.)
Granted
Application number
EP98123818A
Other languages
German (de)
English (en)
Other versions
EP0924960A2 (fr
EP0924960B1 (fr
Inventor
Wolfgang Bachmann
Gerhard Krump
Hans-Jürgen 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 Audio Electronic 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 Audio Electronic Systems GmbH filed Critical Harman Audio Electronic Systems GmbH
Publication of EP0924960A2 publication Critical patent/EP0924960A2/fr
Publication of EP0924960A3 publication Critical patent/EP0924960A3/fr
Application granted granted Critical
Publication of EP0924960B1 publication Critical patent/EP0924960B1/fr
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
    • H04R7/00—Diaphragms for electromechanical transducers; Cones
    • H04R7/16—Mounting or tensioning of diaphragms or cones
    • H04R7/18—Mounting or tensioning of diaphragms or cones at the periphery
    • H04R7/20—Securing diaphragm or cone resiliently to support by flexible material, springs, cords, or strands
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2307/00—Details of diaphragms or cones for electromechanical transducers, their suspension or their manufacture covered by H04R7/00 or H04R31/003, not provided for in any of its subgroups
    • H04R2307/207—Shape aspects of the outer suspension of loudspeaker diaphragms

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Building Environments (AREA)
  • Body Structure For Vehicles (AREA)
  • Laminated Bodies (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
EP98123818A 1997-12-20 1998-12-15 Suspension pour des arrangements de reproduction sonore selon le principe des ondes de flexion Expired - Lifetime EP0924960B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19757098 1997-12-20
DE19757098A DE19757098C2 (de) 1997-12-20 1997-12-20 Aufhängung für Schallwiedergabeanordnungen nach dem Biegewellenprinzip

Publications (3)

Publication Number Publication Date
EP0924960A2 EP0924960A2 (fr) 1999-06-23
EP0924960A3 true EP0924960A3 (fr) 2005-04-13
EP0924960B1 EP0924960B1 (fr) 2009-11-25

Family

ID=7852892

Family Applications (1)

Application Number Title Priority Date Filing Date
EP98123818A Expired - Lifetime EP0924960B1 (fr) 1997-12-20 1998-12-15 Suspension pour des arrangements de reproduction sonore selon le principe des ondes de flexion

Country Status (4)

Country Link
US (1) US6160898A (fr)
EP (1) EP0924960B1 (fr)
JP (1) JPH11252684A (fr)
DE (2) DE19757098C2 (fr)

Families Citing this family (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6546106B2 (en) 1996-09-03 2003-04-08 New Transducers Limited Acoustic device
GB9806994D0 (en) * 1998-04-02 1998-06-03 New Transducers Ltd Acoustic device
DE19757099A1 (de) * 1997-12-20 1999-06-24 Nokia Deutschland Gmbh Kontaktierung für eine Schallwiedergabeanordnung nach dem Biegewellenprinzip
DE19821855A1 (de) 1998-05-15 1999-11-18 Nokia Deutschland Gmbh Plattenlautsprecher
DE19821860A1 (de) 1998-05-15 1999-11-18 Nokia Deutschland Gmbh Treiber für flaches Klangpaneel
DE19821862A1 (de) 1998-05-15 1999-11-18 Nokia Deutschland Gmbh Schallwiedergabeanordnung
DE19825866A1 (de) 1998-06-10 1999-12-16 Nokia Deutschland Gmbh Plattenlautsprecher
DE19843079A1 (de) * 1998-09-19 2000-03-23 Nokia Deutschland Gmbh Multiresonanzplatte
US20040188175A1 (en) * 1998-11-30 2004-09-30 Sahyoun Joseph Yaacoub Audio speaker with wobble free voice coil movement
US6675931B2 (en) 1998-11-30 2004-01-13 Joseph Yaacoub Sahyoun Low profile audio speaker
US7185735B2 (en) * 1998-11-30 2007-03-06 Joseph Yaacoub Sahyoun Audio speaker with wobble free voice coil movement
US6044925A (en) * 1998-11-30 2000-04-04 Sahyoun; Joseph Yaacoub Passive speaker
US7225895B2 (en) * 1998-11-30 2007-06-05 Joseph Yaacoub Sahyoun Audio speaker with wobble free voice coil movement
DE19943084A1 (de) * 1999-09-09 2001-04-05 Harman Audio Electronic Sys Schallwandler
EP1100287A1 (fr) * 1999-11-10 2001-05-16 M- Tech(HK) Co. Ltd Haut-parleur
GB9930275D0 (en) * 1999-12-21 2000-02-09 New Transducers Ltd Loudspeakers
DE10001410C2 (de) * 2000-01-14 2001-12-06 Harman Audio Electronic Sys Flachlautsprecheranordnung
GB0018996D0 (en) * 2000-08-03 2000-09-20 New Transducers Ltd Bending wave loudspeaker
US6826285B2 (en) 2000-08-03 2004-11-30 New Transducers Limited Bending wave loudspeaker
US6751329B2 (en) * 2000-09-21 2004-06-15 New Transducers Limited Loudspeaker driver
US7180489B2 (en) * 2002-02-06 2007-02-20 Andersen Corporation Automated multi-task window assembly
US7109959B2 (en) 2002-02-06 2006-09-19 Andersen Corporation Multi-task window
AU2003272919A1 (en) * 2002-10-25 2004-05-13 Matsushita Electric Industrial Co., Ltd. Suspension and electro-acoustic transducer using the suspension
JP4031977B2 (ja) * 2002-11-26 2008-01-09 有限会社ファル 平面型スピーカー及びそれを用いたスピーカーシステム
DE202004009076U1 (de) * 2004-06-08 2004-09-02 ACHENBACH BUSCHHüTTEN GMBH Einrichtung zur Messung der Zugspannungsverteilung in bandförmigem Walzgut aus Metall
US8116512B2 (en) * 2006-09-14 2012-02-14 Bohlender Graebener Corporation Planar speaker driver
US8204269B2 (en) * 2008-08-08 2012-06-19 Sahyoun Joseph Y Low profile audio speaker with minimization of voice coil wobble, protection and cooling
US8540049B2 (en) 2010-12-23 2013-09-24 Bose Corporation Acoustic diaphragm suspending
US9351078B2 (en) * 2011-05-19 2016-05-24 Tang Band Industries Co., Ltd. Vibrating panel device for electromagnetic vibrator and its manufacture method
CN202949560U (zh) * 2012-11-16 2013-05-22 瑞声声学科技(常州)有限公司 发声器
US9788122B2 (en) * 2012-12-26 2017-10-10 Xin Min HUANG Vibrating panel device for electromagnetic vibrator and manufacture method thereof
DE102014012327B3 (de) * 2014-08-20 2015-12-03 Helge Bots Resonanzplatte zur Verbesserung der Klangcharakteristik herkömmlicher Lautsprecherboxen
US9654879B2 (en) 2014-10-24 2017-05-16 Bose Corporation Suspension for acoustic device
US9466280B2 (en) 2014-10-24 2016-10-11 Bose Corporation Acoustic device suspension
MX2018003152A (es) 2015-09-14 2019-02-07 Wing Acoustics Ltd Mejoras en o relacionadas con los transductores de audio.
US9924273B2 (en) 2016-03-31 2018-03-20 Bose Corporation Acoustic device configuration and method
US11166100B2 (en) 2017-03-15 2021-11-02 Wing Acoustics Limited Bass optimization for audio systems and devices
US11137803B2 (en) 2017-03-22 2021-10-05 Wing Acoustics Limited Slim electronic devices and audio transducers incorporated therein
CN111818427A (zh) * 2019-04-10 2020-10-23 鸿富锦精密工业（深圳）有限公司 振动系统、扬声器及振动系统的制作方法

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1003608A (en) * 1962-01-15 1965-09-08 Akg Akustische Kino Geraete Improvements in or relating to diaphragms for loudspeakers
DE2112516B1 (de) * 1971-03-16 1972-10-19 Kurtze Guenther Dipl Phys Prof Richtlautsprecher
JPS56112197A (en) * 1980-02-12 1981-09-04 Pioneer Electronic Corp Flat diaphragm for speaker
JPS5767398A (en) * 1980-10-15 1982-04-23 Sony Corp Dynamic speaker

Family Cites Families (15)

* 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
US2744042A (en) * 1951-06-21 1956-05-01 Goodyear Tire & Rubber Laminated panels
DE1132593B (de) * 1965-04-05 1962-07-05 Bolt Beranek & Newman Akustisch wirksame Platte, insbesondere zur Ankopplung an einen elektroakustischen Wandler
JPS5379525A (en) * 1976-12-23 1978-07-14 Sony Corp Compound diaphtagm for speakers
JPS5748153Y2 (fr) * 1977-11-26 1982-10-22
JPS603277B2 (ja) * 1978-06-15 1985-01-26 ソニー株式会社 スピーカ装置
JPS5568795A (en) * 1978-11-20 1980-05-23 Sony Corp Speaker
GB2055015B (en) * 1979-06-30 1984-01-04 Pioneer Electronic Corp Voice coil bobbin for a planar diaphragm
US4410768A (en) * 1980-07-23 1983-10-18 Nippon Gakki Seizo Kabushiki Kaisha Electro-acoustic transducer
US4471173A (en) * 1982-03-01 1984-09-11 Magnepan, Inc. Piston-diaphragm speaker
JPS619098A (ja) * 1984-06-25 1986-01-16 Hitachi Ltd スピ−カ
US4969197A (en) * 1988-06-10 1990-11-06 Murata Manufacturing Piezoelectric speaker
DE4343324A1 (de) * 1993-12-18 1995-06-22 Nokia Deutschland Gmbh Aufhängung für Konuslautsprecher
EA002108B1 (ru) * 1995-09-02 2001-12-24 Нью Трэнсдьюсерз Лимитед Громкоговоритель, содержащий панелеобразный звукоизлучающий элемент
US6044925A (en) * 1998-11-30 2000-04-04 Sahyoun; Joseph Yaacoub Passive speaker

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1003608A (en) * 1962-01-15 1965-09-08 Akg Akustische Kino Geraete Improvements in or relating to diaphragms for loudspeakers
DE2112516B1 (de) * 1971-03-16 1972-10-19 Kurtze Guenther Dipl Phys Prof Richtlautsprecher
JPS56112197A (en) * 1980-02-12 1981-09-04 Pioneer Electronic Corp Flat diaphragm for speaker
JPS5767398A (en) * 1980-10-15 1982-04-23 Sony Corp Dynamic speaker

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 0051, no. 86 (E - 084) 25 November 1981 (1981-11-25) *
PATENT ABSTRACTS OF JAPAN vol. 0061, no. 44 (E - 122) 3 August 1982 (1982-08-03) *

Also Published As

Publication number Publication date
JPH11252684A (ja) 1999-09-17
DE59814416D1 (de) 2010-01-07
DE19757098A1 (de) 1999-06-24
EP0924960A2 (fr) 1999-06-23
DE19757098C2 (de) 2003-01-09
EP0924960B1 (fr) 2009-11-25
US6160898A (en) 2000-12-12

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