CN1954639B - 双隔膜电声换能器 - Google Patents
双隔膜电声换能器 Download PDFInfo
- Publication number
- CN1954639B CN1954639B CN200580015531.7A CN200580015531A CN1954639B CN 1954639 B CN1954639 B CN 1954639B CN 200580015531 A CN200580015531 A CN 200580015531A CN 1954639 B CN1954639 B CN 1954639B
- Authority
- CN
- China
- Prior art keywords
- magnetic
- acoustic transducer
- magnetic flux
- miniature electro
- magnet
- 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.)
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Classifications
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- 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
- H04R9/02—Details
- H04R9/025—Magnetic circuit
-
- 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
- H04R9/063—Loudspeakers using a plurality of acoustic drivers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2209/00—Details of transducers of the moving-coil, moving-strip, or moving-wire type covered by H04R9/00 but not provided for in any of its subgroups
- H04R2209/026—Transducers having separately controllable opposing diaphragms, e.g. for ring-tone and voice
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2209/00—Details of transducers of the moving-coil, moving-strip, or moving-wire type covered by H04R9/00 but not provided for in any of its subgroups
- H04R2209/041—Voice coil arrangements comprising more than one voice coil unit on the same bobbin
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2499/00—Aspects covered by H04R or H04S not otherwise provided for in their subgroups
- H04R2499/10—General applications
- H04R2499/11—Transducers incorporated or for use in hand-held devices, e.g. mobile phones, PDA's, camera's
Abstract
Description
Claims (29)
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US57108304P | 2004-05-14 | 2004-05-14 | |
US60/571,083 | 2004-05-14 | ||
US63423004P | 2004-12-08 | 2004-12-08 | |
US60/634,230 | 2004-12-08 | ||
PCT/EP2005/005081 WO2005115053A1 (en) | 2004-05-14 | 2005-05-11 | Dual diaphragm electroacoustic transducer |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1954639A CN1954639A (zh) | 2007-04-25 |
CN1954639B true CN1954639B (zh) | 2012-12-05 |
Family
ID=34967509
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN200580015531.7A Active CN1954639B (zh) | 2004-05-14 | 2005-05-11 | 双隔膜电声换能器 |
Country Status (5)
Country | Link |
---|---|
US (1) | US7912240B2 (zh) |
EP (1) | EP1757161B1 (zh) |
CN (1) | CN1954639B (zh) |
DK (1) | DK1757161T3 (zh) |
WO (1) | WO2005115053A1 (zh) |
Families Citing this family (107)
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DE102011079711B4 (de) * | 2011-07-25 | 2013-10-17 | Continental Automotive Gmbh | Bedienvorrichtung |
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CN102833656A (zh) * | 2012-09-03 | 2012-12-19 | 何朝阳 | 一种用于扬声装置的动铁单元 |
EP2723098B1 (en) | 2012-10-18 | 2016-12-14 | Sonion Nederland B.V. | A dual transducer with shared diaphragm |
EP2723102B1 (en) | 2012-10-18 | 2018-09-05 | Sonion Nederland B.V. | A transducer, a hearing aid comprising the transducer and a method of operating the transducer |
US9807525B2 (en) | 2012-12-21 | 2017-10-31 | Sonion Nederland B.V. | RIC assembly with thuras tube |
DK2750413T3 (en) | 2012-12-28 | 2017-05-22 | Sonion Nederland Bv | Hearing aid |
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DK2849463T3 (en) | 2013-09-16 | 2018-06-25 | Sonion Nederland Bv | Transducer with moisture transporting element |
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DK2914018T3 (en) | 2014-02-26 | 2017-01-30 | Sonion Nederland Bv | Speaker, luminaire and method |
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DK2928207T3 (en) | 2014-04-02 | 2018-09-17 | Sonion Nederland Bv | Curved luminaire transducer |
EP2953380A1 (en) | 2014-06-04 | 2015-12-09 | Sonion Nederland B.V. | Acoustical crosstalk compensation |
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US9980029B2 (en) | 2015-03-25 | 2018-05-22 | Sonion Nederland B.V. | Receiver-in-canal assembly comprising a diaphragm and a cable connection |
WO2016170595A1 (ja) * | 2015-04-21 | 2016-10-27 | 賢太 田中 | 電気音響変換装置 |
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US9668065B2 (en) | 2015-09-18 | 2017-05-30 | Sonion Nederland B.V. | Acoustical module with acoustical filter |
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EP1257147A2 (en) * | 2001-05-08 | 2002-11-13 | Matsushita Electric Industrial Co., Ltd. | Speaker and mobile terminal device |
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-
2005
- 2005-05-11 CN CN200580015531.7A patent/CN1954639B/zh active Active
- 2005-05-11 EP EP05741835.2A patent/EP1757161B1/en active Active
- 2005-05-11 WO PCT/EP2005/005081 patent/WO2005115053A1/en not_active Application Discontinuation
- 2005-05-11 DK DK05741835.2T patent/DK1757161T3/en active
- 2005-05-13 US US11/596,248 patent/US7912240B2/en active Active
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1257147A2 (en) * | 2001-05-08 | 2002-11-13 | Matsushita Electric Industrial Co., Ltd. | Speaker and mobile terminal device |
Also Published As
Publication number | Publication date |
---|---|
CN1954639A (zh) | 2007-04-25 |
DK1757161T3 (en) | 2017-02-27 |
WO2005115053A1 (en) | 2005-12-01 |
EP1757161A1 (en) | 2007-02-28 |
EP1757161B1 (en) | 2016-11-30 |
US20080044044A1 (en) | 2008-02-21 |
US7912240B2 (en) | 2011-03-22 |
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