CA2330377A1 - Acoustic element - Google Patents
Acoustic element Download PDFInfo
- Publication number
- CA2330377A1 CA2330377A1 CA002330377A CA2330377A CA2330377A1 CA 2330377 A1 CA2330377 A1 CA 2330377A1 CA 002330377 A CA002330377 A CA 002330377A CA 2330377 A CA2330377 A CA 2330377A CA 2330377 A1 CA2330377 A1 CA 2330377A1
- Authority
- CA
- Canada
- Prior art keywords
- film
- acoustic element
- porous layer
- layers
- support points
- 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.)
- Abandoned
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
- H04R7/10—Plane diaphragms comprising a plurality of sections or layers comprising superposed layers in contact
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Diaphragms For Electromechanical Transducers (AREA)
- Bidet-Like Cleaning Device And Other Flush Toilet Accessories (AREA)
- Surgical Instruments (AREA)
- Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI980926 | 1998-04-27 | ||
FI980926A FI115598B (fi) | 1998-04-27 | 1998-04-27 | Akustinen elementti |
PCT/FI1999/000337 WO1999056498A1 (en) | 1998-04-27 | 1999-04-26 | Acoustic element |
Publications (1)
Publication Number | Publication Date |
---|---|
CA2330377A1 true CA2330377A1 (en) | 1999-11-04 |
Family
ID=8551595
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA002330377A Abandoned CA2330377A1 (en) | 1998-04-27 | 1999-04-26 | Acoustic element |
Country Status (9)
Country | Link |
---|---|
EP (1) | EP1060637B1 (ja) |
JP (1) | JP4527282B2 (ja) |
AT (1) | ATE301382T1 (ja) |
AU (1) | AU3712099A (ja) |
CA (1) | CA2330377A1 (ja) |
DE (1) | DE69926487T2 (ja) |
FI (1) | FI115598B (ja) |
NO (1) | NO20005393D0 (ja) |
WO (1) | WO1999056498A1 (ja) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6873863B2 (en) | 2001-03-19 | 2005-03-29 | Nokia Mobile Phones Ltd. | Touch sensitive navigation surfaces for mobile telecommunication systems |
FI20010766A0 (fi) | 2001-04-11 | 2001-04-11 | Panphonics Oy | Sähkömekaaninen muunnin ja menetelmä energioiden muuntamiseksi |
FI118622B (fi) | 2002-01-17 | 2008-01-15 | Band Oy B | Soittimen muunnin ja menetelmä sen valmistamiseksi |
FI20040093A (fi) * | 2004-01-22 | 2005-07-23 | North Wave Ltd Oy | Kaiutin |
DE102004048990A1 (de) * | 2004-10-04 | 2006-04-06 | Volkswagen Ag | Lautsprecheranordnung in einem Kraftfahrzeug |
JP2006148612A (ja) * | 2004-11-22 | 2006-06-08 | Yamaha Corp | 音響装置 |
DE102005058175A1 (de) * | 2005-12-05 | 2007-06-06 | Volkswagen Ag | Lautsprecheranordnung zur Beschallung in einem Kraftfahrzeug |
DE102006045385B4 (de) * | 2006-03-01 | 2020-09-24 | Volkswagen Ag | Lautsprecheranordnung in einem Kraftfahrzeug sowie ein Verfahren zur Ansteuerung des mindestens einen Lautsprechers |
DE102006049543A1 (de) * | 2006-06-13 | 2007-12-20 | Volkswagen Ag | Lautsprecheranordnung zur gerichteten Beschallung eines Kraftfahrzeugsitzes |
DE102007007957A1 (de) * | 2007-02-17 | 2008-08-21 | Lyttron Technology Gmbh | Lautsprecher aufgebaut aus Folien |
FI20070155A0 (fi) * | 2007-02-23 | 2007-02-23 | Panphonics Oy | Elektreettilevyrakenne |
DE102007063344A1 (de) | 2007-12-28 | 2009-07-02 | S1Nn Gmbh & Co. Kg | Audio-Endstufe für einen elektrostatischen Flächenlautsprecher |
DE102008047796A1 (de) | 2008-09-17 | 2010-04-15 | Siemens Aktiengesellschaft | Vorrichtung zur Erzeugung von breitbandigem Schall im Hörbereich des Menschen |
JP6547272B2 (ja) | 2014-10-16 | 2019-07-24 | ヤマハ株式会社 | 電気音響変換器 |
CN112584290B (zh) * | 2019-09-27 | 2022-07-26 | 华硕电脑股份有限公司 | 致动器 |
TWI708473B (zh) | 2019-09-27 | 2020-10-21 | 華碩電腦股份有限公司 | 致動器 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3654403A (en) * | 1969-05-01 | 1972-04-04 | Chester C Pond | Electrostatic speaker |
US3787642A (en) * | 1971-09-27 | 1974-01-22 | Gte Automatic Electric Lab Inc | Electrostatic transducer having resilient electrode |
US3740496A (en) * | 1971-11-08 | 1973-06-19 | Industrial Research Prod Inc | Diaphragm assembly for electret transducer |
AT382490B (de) * | 1984-12-03 | 1987-02-25 | Akg Akustische Kino Geraete | Grossflaechiger elektrostatischer lautsprecher |
CA1277415C (en) * | 1986-04-11 | 1990-12-04 | Lorne A. Whitehead | Elastomer membrane enhanced electrostatic transducer |
US4887248A (en) * | 1988-07-07 | 1989-12-12 | Cleveland Machine Controls, Inc. | Electrostatic transducer and method of making and using same |
-
1998
- 1998-04-27 FI FI980926A patent/FI115598B/fi active IP Right Grant
-
1999
- 1999-04-26 CA CA002330377A patent/CA2330377A1/en not_active Abandoned
- 1999-04-26 EP EP99919295A patent/EP1060637B1/en not_active Expired - Lifetime
- 1999-04-26 AU AU37120/99A patent/AU3712099A/en not_active Abandoned
- 1999-04-26 JP JP2000546549A patent/JP4527282B2/ja not_active Expired - Lifetime
- 1999-04-26 WO PCT/FI1999/000337 patent/WO1999056498A1/en active IP Right Grant
- 1999-04-26 DE DE69926487T patent/DE69926487T2/de not_active Expired - Lifetime
- 1999-04-26 AT AT99919295T patent/ATE301382T1/de not_active IP Right Cessation
-
2000
- 2000-10-26 NO NO20005393A patent/NO20005393D0/no not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
AU3712099A (en) | 1999-11-16 |
FI980926A0 (fi) | 1998-04-27 |
ATE301382T1 (de) | 2005-08-15 |
EP1060637B1 (en) | 2005-08-03 |
NO20005393L (no) | 2000-10-26 |
FI115598B (fi) | 2005-05-31 |
DE69926487D1 (de) | 2005-09-08 |
DE69926487T2 (de) | 2006-05-18 |
EP1060637A1 (en) | 2000-12-20 |
NO20005393D0 (no) | 2000-10-26 |
FI980926A (fi) | 1999-10-28 |
WO1999056498A1 (en) | 1999-11-04 |
JP2002513263A (ja) | 2002-05-08 |
JP4527282B2 (ja) | 2010-08-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FZDE | Discontinued |