ATE482576T1 - Elektroakustische vorrichtung mit kanalmitteln zum ändern der akustischen ausgangsimpedanz - Google Patents
Elektroakustische vorrichtung mit kanalmitteln zum ändern der akustischen ausgangsimpedanzInfo
- Publication number
- ATE482576T1 ATE482576T1 AT04799222T AT04799222T ATE482576T1 AT E482576 T1 ATE482576 T1 AT E482576T1 AT 04799222 T AT04799222 T AT 04799222T AT 04799222 T AT04799222 T AT 04799222T AT E482576 T1 ATE482576 T1 AT E482576T1
- Authority
- AT
- Austria
- Prior art keywords
- acoustic
- housing wall
- transducer
- changing
- chamber volume
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/40—Circuits
-
- 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
- H04R1/28—Transducer mountings or enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
- H04R1/2807—Enclosures comprising vibrating or resonating arrangements
- H04R1/2838—Enclosures comprising vibrating or resonating arrangements of the bandpass type
- H04R1/2842—Enclosures comprising vibrating or resonating arrangements of the bandpass type for loudspeaker transducers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/03—Constructional features of telephone transmitters or receivers, e.g. telephone hand-sets
- H04M1/035—Improving the acoustic characteristics by means of constructional features of the housing, e.g. ribs, walls, resonating chambers or cavities
-
- 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
- H04R1/28—Transducer mountings or enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Computer Networks & Wireless Communication (AREA)
- Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
- Headphones And Earphones (AREA)
- Stereophonic System (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP03104360 | 2003-11-25 | ||
PCT/IB2004/052523 WO2005053353A2 (en) | 2003-11-25 | 2004-11-24 | Electro-acoustic apparatus with a channel means to change the acoustic output |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE482576T1 true ATE482576T1 (de) | 2010-10-15 |
Family
ID=34626407
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT04799222T ATE482576T1 (de) | 2003-11-25 | 2004-11-24 | Elektroakustische vorrichtung mit kanalmitteln zum ändern der akustischen ausgangsimpedanz |
Country Status (8)
Country | Link |
---|---|
US (1) | US7522741B2 (de) |
EP (1) | EP1692911B1 (de) |
JP (1) | JP2007512756A (de) |
KR (1) | KR20060129198A (de) |
CN (1) | CN1943269B (de) |
AT (1) | ATE482576T1 (de) |
DE (1) | DE602004029276D1 (de) |
WO (1) | WO2005053353A2 (de) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8118134B2 (en) * | 2009-08-20 | 2012-02-21 | Research In Motion Limited | Front resonator for a speaker of a wireless device |
EP2288177B1 (de) | 2009-08-20 | 2013-07-31 | Research In Motion Limited | Frontresonator für einen Lautsprecher einer drahtlosen Vorrichtung |
EP2495991A1 (de) * | 2011-03-04 | 2012-09-05 | Knowles Electronics Asia PTE. Ltd. | Gehäuse aus Materialien zur Verstärkung der Tonlautstärke für Lautsprechervorrichtungen |
US8971974B2 (en) | 2011-04-28 | 2015-03-03 | Nflukz, Llc | Cover for hand-held electronic device |
US20140341419A1 (en) * | 2012-01-09 | 2014-11-20 | Actiwave Ab | Integrated loudspeaker assemblies |
CN103458078A (zh) * | 2012-06-05 | 2013-12-18 | 宏碁股份有限公司 | 听筒装置 |
DE102016200658A1 (de) * | 2016-01-20 | 2017-07-20 | Robert Bosch Gmbh | Schallwandleranordnung und Verfahren zur Herstellung einer Schallwandleranordnung |
CN105828263A (zh) * | 2016-05-17 | 2016-08-03 | 歌尔丹拿音响有限公司 | 扬声器 |
CN106412758B (zh) * | 2016-11-18 | 2019-06-11 | 宇龙计算机通信科技(深圳)有限公司 | 音箱及具有所述音箱的电子设备 |
US10277987B1 (en) * | 2017-11-27 | 2019-04-30 | Cirrus Logic, Inc. | Personal status monitoring using piezoelectric transducer |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2690300A1 (fr) * | 1992-04-21 | 1993-10-22 | Cma | Cache de protection contre les poussières et son procédé de fabrication. |
JPH06178375A (ja) * | 1992-12-07 | 1994-06-24 | Mitsubishi Electric Corp | スピーカー装置 |
US5751827A (en) * | 1995-03-13 | 1998-05-12 | Primo Microphones, Inc. | Piezoelectric speaker |
JP3593554B2 (ja) * | 1995-05-26 | 2004-11-24 | フオスター電機株式会社 | 風切り音防止型マイクロホン |
IT1277195B1 (it) * | 1995-06-28 | 1997-11-05 | Alcatel Dial Face Spa | Perfezionamento nel sistema di equalizzazione di un trasduttore telefonico di tipo piezoceramico |
JP3262982B2 (ja) * | 1996-02-07 | 2002-03-04 | スター精密株式会社 | 電気音響変換器 |
JPH114493A (ja) * | 1997-06-13 | 1999-01-06 | Sharp Corp | 防塵ネット |
GB2333004B (en) * | 1997-12-31 | 2002-03-27 | Nokia Mobile Phones Ltd | Earpiece acoustics |
DK173789B1 (da) | 1998-10-05 | 2001-10-22 | Kirk Acoustics As | Elektroakustisk kommunikationsenhed |
DK176255B1 (da) * | 1999-10-29 | 2007-05-07 | Sonion Horsens As | Elektroakustisk kommunikationsenhed |
JP2003522639A (ja) | 2000-02-17 | 2003-07-29 | 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 | 音再生手段と振動発生手段の一部とを形成する電気音響交換器を有した装置 |
US7058366B2 (en) * | 2002-12-09 | 2006-06-06 | Sony Ericsson Mobile Communications Ab | Wireless terminal providing sound pressure level dissipation through channeled porting of sound |
-
2004
- 2004-11-24 JP JP2006540753A patent/JP2007512756A/ja active Pending
- 2004-11-24 WO PCT/IB2004/052523 patent/WO2005053353A2/en not_active Application Discontinuation
- 2004-11-24 AT AT04799222T patent/ATE482576T1/de not_active IP Right Cessation
- 2004-11-24 KR KR1020067010118A patent/KR20060129198A/ko not_active Application Discontinuation
- 2004-11-24 CN CN2004800349159A patent/CN1943269B/zh not_active Expired - Fee Related
- 2004-11-24 DE DE602004029276T patent/DE602004029276D1/de active Active
- 2004-11-24 US US10/580,055 patent/US7522741B2/en not_active Expired - Fee Related
- 2004-11-24 EP EP04799222A patent/EP1692911B1/de not_active Not-in-force
Also Published As
Publication number | Publication date |
---|---|
EP1692911B1 (de) | 2010-09-22 |
WO2005053353A3 (en) | 2006-10-12 |
US20070147646A1 (en) | 2007-06-28 |
DE602004029276D1 (de) | 2010-11-04 |
JP2007512756A (ja) | 2007-05-17 |
EP1692911A2 (de) | 2006-08-23 |
US7522741B2 (en) | 2009-04-21 |
CN1943269B (zh) | 2011-07-06 |
KR20060129198A (ko) | 2006-12-15 |
WO2005053353A2 (en) | 2005-06-09 |
CN1943269A (zh) | 2007-04-04 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |