DE59904458D1 - Vorrichtung zur dynamischen anregung von plattenlautsprechern - Google Patents

Vorrichtung zur dynamischen anregung von plattenlautsprechern

Info

Publication number
DE59904458D1
DE59904458D1 DE59904458T DE59904458T DE59904458D1 DE 59904458 D1 DE59904458 D1 DE 59904458D1 DE 59904458 T DE59904458 T DE 59904458T DE 59904458 T DE59904458 T DE 59904458T DE 59904458 D1 DE59904458 D1 DE 59904458D1
Authority
DE
Germany
Prior art keywords
dynamic excitation
speakers
record
record speakers
excitation
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
DE59904458T
Other languages
English (en)
Inventor
Wolfgang Bachmann
Gerhard 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 Audio Electronic 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
Application granted granted Critical
Publication of DE59904458D1 publication Critical patent/DE59904458D1/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
    • H04R7/06—Plane diaphragms comprising a plurality of sections or layers
    • 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
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/06—Loudspeakers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/06—Loudspeakers
    • H04R9/066—Loudspeakers using the principle of inertia

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
DE59904458T 1998-05-15 1999-05-14 Vorrichtung zur dynamischen anregung von plattenlautsprechern Expired - Lifetime DE59904458D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19821861A DE19821861A1 (de) 1998-05-15 1998-05-15 Vorrichtung zur dynamischen Anregung von Plattenlautsprechern
PCT/EP1999/003309 WO1999060817A1 (de) 1998-05-15 1999-05-14 Vorrichtung zur dynamischen anregung von plattenlautsprechern

Publications (1)

Publication Number Publication Date
DE59904458D1 true DE59904458D1 (de) 2003-04-10

Family

ID=7867904

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19821861A Ceased DE19821861A1 (de) 1998-05-15 1998-05-15 Vorrichtung zur dynamischen Anregung von Plattenlautsprechern
DE59904458T Expired - Lifetime DE59904458D1 (de) 1998-05-15 1999-05-14 Vorrichtung zur dynamischen anregung von plattenlautsprechern

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE19821861A Ceased DE19821861A1 (de) 1998-05-15 1998-05-15 Vorrichtung zur dynamischen Anregung von Plattenlautsprechern

Country Status (4)

Country Link
US (1) US6494289B1 (de)
EP (1) EP1078552B1 (de)
DE (2) DE19821861A1 (de)
WO (1) WO1999060817A1 (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19821855A1 (de) 1998-05-15 1999-11-18 Nokia Deutschland Gmbh Plattenlautsprecher
DE19821862A1 (de) 1998-05-15 1999-11-18 Nokia Deutschland Gmbh Schallwiedergabeanordnung
DE19825866A1 (de) 1998-06-10 1999-12-16 Nokia Deutschland Gmbh Plattenlautsprecher
GB2360665B (en) * 1998-06-22 2003-01-15 Slab Technology Ltd Loudspeakers
DE19843079A1 (de) 1998-09-19 2000-03-23 Nokia Deutschland Gmbh Multiresonanzplatte
DE10001410C2 (de) * 2000-01-14 2001-12-06 Harman Audio Electronic Sys Flachlautsprecheranordnung
GB0314007D0 (en) * 2003-06-17 2003-07-23 Harris Hynd Ltd Audio transducer
WO2005002926A1 (de) * 2003-07-01 2005-01-13 Johnson Controls Gmbh Ausstattungsteil für ein fahrzeug, insbesondere ein kraftfahrzeug und verwendung eines ausstattungsteils als lautsprecher
WO2005115053A1 (en) * 2004-05-14 2005-12-01 Sonion Nederland B.V. Dual diaphragm electroacoustic transducer
KR101219041B1 (ko) * 2005-07-07 2013-01-07 삼성디스플레이 주식회사 박막 트랜지스터 표시판 및 그 제조 방법
JP2009513051A (ja) 2005-10-21 2009-03-26 エスエフエックス テクノロジーズ リミテッド オーディオデバイスの改良
US7530425B2 (en) * 2006-06-08 2009-05-12 Whitaker Scott R Speaker enclosure for a ceiling or wall mounted speaker method and apparatus
WO2013136137A1 (en) * 2012-03-16 2013-09-19 Nokia Corporation A sound producing vibrating surface
US9154862B2 (en) * 2013-06-27 2015-10-06 The Boeing Company Flat panel loudspeaker system
US9014413B2 (en) 2013-08-21 2015-04-21 The Boeing Company Dual coil loudspeaker system
US10848874B2 (en) * 2018-02-20 2020-11-24 Google Llc Panel audio loudspeaker electromagnetic actuator
US10841704B2 (en) 2018-04-06 2020-11-17 Google Llc Distributed mode loudspeaker electromagnetic actuator with axially and radially magnetized circuit

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3720285A (en) * 1970-06-30 1973-03-13 Rand Org Ltd Loudspeakers
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
EP0054945B1 (de) * 1980-12-19 1985-10-30 Nissan Motor Co., Ltd. Lautsprecher für Automobil-Audiosystem
US4506759A (en) * 1983-06-20 1985-03-26 Northern Telecom Limited Loudspeaker enclosure arrangement for voice communication terminals
US4899390A (en) * 1986-09-19 1990-02-06 Matsushita Electric Industrial Co., Ltd. Thin speaker having an enclosure within an open portion and a closed portion
DE3811052C1 (de) * 1988-03-31 1989-08-24 Messerschmitt-Boelkow-Blohm Gmbh, 8012 Ottobrunn, De
CZ57698A3 (cs) * 1995-09-02 1998-11-11 New Transducers Limited Reproduktor obsahující panelové akustické vyzařující prvky
US6192136B1 (en) * 1995-09-02 2001-02-20 New Transducers Limited Inertial vibration transducers
CN1164144C (zh) * 1995-09-02 2004-08-25 新型转换器有限公司 惯性振动式换能器
GB9709438D0 (en) * 1997-05-10 1997-07-02 New Transducers Ltd Loudspeaker transducer
US6229903B1 (en) * 1999-06-14 2001-05-08 Citizen Electronics Co., Ltd. Mounting structure for electromagnetic sound generator

Also Published As

Publication number Publication date
EP1078552B1 (de) 2003-03-05
WO1999060817A1 (de) 1999-11-25
DE19821861A1 (de) 1999-11-18
US6494289B1 (en) 2002-12-17
EP1078552A1 (de) 2001-02-28

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Legal Events

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8364 No opposition during term of opposition