DE59914664D1 - Schallwand - Google Patents

Schallwand

Info

Publication number
DE59914664D1
DE59914664D1 DE59914664T DE59914664T DE59914664D1 DE 59914664 D1 DE59914664 D1 DE 59914664D1 DE 59914664 T DE59914664 T DE 59914664T DE 59914664 T DE59914664 T DE 59914664T DE 59914664 D1 DE59914664 D1 DE 59914664D1
Authority
DE
Germany
Prior art keywords
baffle
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
DE59914664T
Other languages
English (en)
Inventor
Wolfgang 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 DE59914664D1 publication Critical patent/DE59914664D1/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
    • 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 
    • H04R1/24—Structural combinations of separate transducers or of two parts of the same transducer and responsive respectively 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
    • 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
    • H04R2201/00—Details of transducers, loudspeakers or microphones covered by H04R1/00 but not provided for in any of its subgroups
    • H04R2201/02—Details casings, cabinets or mounting therein for transducers covered by H04R1/02 but not provided for in any of its subgroups
    • H04R2201/021—Transducers or their casings adapted for mounting in or to a wall or ceiling
    • 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
    • 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
    • H04R7/10—Plane diaphragms comprising a plurality of sections or layers comprising superposed layers in contact
DE59914664T 1998-09-04 1999-07-22 Schallwand Expired - Lifetime DE59914664D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19840375A DE19840375C2 (de) 1998-09-04 1998-09-04 Schallwand

Publications (1)

Publication Number Publication Date
DE59914664D1 true DE59914664D1 (de) 2008-04-10

Family

ID=7879823

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19840375A Expired - Fee Related DE19840375C2 (de) 1998-09-04 1998-09-04 Schallwand
DE59914664T Expired - Lifetime DE59914664D1 (de) 1998-09-04 1999-07-22 Schallwand

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE19840375A Expired - Fee Related DE19840375C2 (de) 1998-09-04 1998-09-04 Schallwand

Country Status (3)

Country Link
US (1) US6170603B1 (de)
EP (1) EP0984659B1 (de)
DE (2) DE19840375C2 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19821862A1 (de) * 1998-05-15 1999-11-18 Nokia Deutschland Gmbh Schallwiedergabeanordnung
DE19821855A1 (de) 1998-05-15 1999-11-18 Nokia Deutschland Gmbh Plattenlautsprecher
DE19825866A1 (de) 1998-06-10 1999-12-16 Nokia Deutschland Gmbh Plattenlautsprecher
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
US20050175209A1 (en) * 2004-02-09 2005-08-11 Madison Fielding, Inc. Integrated Speaker Device
EP2023654A1 (de) * 2007-07-23 2009-02-11 Knauf AMF GmbH & Co. KG Plattenlautsprecher
GB2451259B (en) * 2007-07-25 2011-07-20 Gp Acoustics Loudspeaker
US7856115B2 (en) * 2007-11-30 2010-12-21 Clair Brothers Audio Systems Inc. Optimized moving-coil loudspeaker
DE102008011302A1 (de) * 2008-02-27 2009-09-10 Siemens Aktiengesellschaft Flächenlautsprecher
EP3406086B1 (de) 2016-01-22 2020-03-25 Glauk S.r.l. Verfahren und vorrichtung zur audiowiedergabe mithilfe von planaren schallwandlern
US10580396B1 (en) 2017-04-07 2020-03-03 The United States Of America As Represented By The Secretary Of The Navy Acoustically stiff wall
DE102021124624A1 (de) * 2021-09-23 2023-03-23 LiMES - Immersive Solutions GmbH Schallwand

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3696885A (en) * 1971-08-19 1972-10-10 Electronic Res Ass Decorative loudspeakers
US4778027A (en) * 1987-04-30 1988-10-18 Taylor Mildred E Rhythmizer
US4928312A (en) * 1988-10-17 1990-05-22 Amel Hill Acoustic transducer
WO1995014296A1 (en) * 1993-11-18 1995-05-26 Sound Advance Systems, Inc. Improved planar diaphragm loudspeaker
CA2139151A1 (en) * 1994-01-14 1995-07-15 Amin M. Hanafy Two-dimensional acoustic array and method for the manufacture thereof
DE69501006T2 (de) 1994-02-26 1998-04-23 Sony Corp Plattenaufzeichnungs- und/oder Wiedergabegerät mit Plattenwechselfunktion
JP3618406B2 (ja) * 1994-06-24 2005-02-09 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 高さ方向焦点合わせ可能な超音波診断用変換器アレー
DE4426696C1 (de) * 1994-07-18 1996-01-04 Thorsten Dipl Ing Schippritt Elektroakustischer Wandler zur Aufnahme oder Wiedergabe stereophonischer Signale
HUP9903877A2 (hu) * 1995-09-02 2000-03-28 New Transducers Limited Hordozható CD-játszó
DE69601729T2 (de) * 1995-09-02 1999-09-16 New Transducers Ltd Lautsprecher enthaltende anzeigeschirme
DE19757097B4 (de) 1997-12-20 2004-04-15 Harman Audio Electronic Systems Gmbh Schallwiedergabeanordnung
DE19821624A1 (de) * 1998-05-15 1999-11-18 Nokia Deutschland Gmbh Projektionswand
DE19821855A1 (de) * 1998-05-15 1999-11-18 Nokia Deutschland Gmbh Plattenlautsprecher

Also Published As

Publication number Publication date
DE19840375C2 (de) 2003-08-28
DE19840375A1 (de) 2000-03-09
EP0984659A3 (de) 2006-09-06
EP0984659A2 (de) 2000-03-08
EP0984659B1 (de) 2008-02-27
US6170603B1 (en) 2001-01-09

Similar Documents

Publication Publication Date Title
DE59914158D1 (de) Metallocenmonohalogenide
ATE341990T1 (de) Sigmidoskop
DE59911453D1 (de) Aktivkohlefilter
DE59901560D1 (de) Retrograder tibianagel
DE59912371D1 (de) Gleitschalungsfertiger
DE59902874D1 (de) Buchsenkontakt
DE69921320D1 (de) Turbinenstatorschaufel
DE59907306D1 (de) Fadenchangierung
DE69905536D1 (de) Gyriconscheibe
DE59911683D1 (de) Fahrzeugschliessanlage
DE69907576D1 (de) Solenoidantriebsvorrichtung
DE59913393D1 (de) Fadenchangierung
ATE262513T1 (de) Benzoylpyridazine
DE59914664D1 (de) Schallwand
DE59908769D1 (de) N-arylsulfonyl-aminosäure-omega-amide
DE69909386D1 (de) Konkave Ablenkplatte
DE59908057D1 (de) Underdruckhandhabungseinrichung
DE59901046D1 (de) Methylcyclotetradec-5-en-1-one
DE59807217D1 (de) Nadellager
DE1118098T1 (de) Mehrfachflussigelektrosprühschnittstelle
DE59808995D1 (de) Endomikroskopsystem
DE19842103B4 (de) Stanznietzuführung
DE59900612D1 (de) Dispersionsazofarbstoffmischungen
DE59902088D1 (de) Achrathermer Reimager
DE59910491D1 (de) Umlufttrockner

Legal Events

Date Code Title Description
8364 No opposition during term of opposition