KR20040014569A - 라우드 스피커 - Google Patents
라우드 스피커 Download PDFInfo
- Publication number
- KR20040014569A KR20040014569A KR10-2003-7016680A KR20037016680A KR20040014569A KR 20040014569 A KR20040014569 A KR 20040014569A KR 20037016680 A KR20037016680 A KR 20037016680A KR 20040014569 A KR20040014569 A KR 20040014569A
- Authority
- KR
- South Korea
- Prior art keywords
- actuator
- loudspeaker
- sound
- emitting element
- diaphragm
- 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.)
- Ceased
Links
- 239000000463 material Substances 0.000 claims abstract description 9
- 230000004913 activation Effects 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 5
- 239000000919 ceramic Substances 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 238000006073 displacement reaction Methods 0.000 description 13
- 239000011263 electroactive material Substances 0.000 description 8
- 230000008901 benefit Effects 0.000 description 6
- 229910052451 lead zirconate titanate Inorganic materials 0.000 description 5
- 230000004044 response Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 230000005684 electric field Effects 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000005855 radiation Effects 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 229920002379 silicone rubber Polymers 0.000 description 2
- 239000004945 silicone rubber Substances 0.000 description 2
- 230000005236 sound signal Effects 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- VHGHHZZTMJLTJX-UHFFFAOYSA-N 1,2,4-trichloro-3-(2-chlorophenyl)benzene Chemical compound ClC1=CC=C(Cl)C(C=2C(=CC=CC=2)Cl)=C1Cl VHGHHZZTMJLTJX-UHFFFAOYSA-N 0.000 description 1
- 229920002430 Fibre-reinforced plastic Polymers 0.000 description 1
- 229910000639 Spring steel Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000006096 absorbing agent Substances 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 210000000613 ear canal Anatomy 0.000 description 1
- 239000013536 elastomeric material Substances 0.000 description 1
- 239000007772 electrode material Substances 0.000 description 1
- 230000005520 electrodynamics Effects 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 239000011151 fibre-reinforced plastic Substances 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 210000003128 head Anatomy 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- HFGPZNIAWCZYJU-UHFFFAOYSA-N lead zirconate titanate Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[Ti+4].[Zr+4].[Pb+2] HFGPZNIAWCZYJU-UHFFFAOYSA-N 0.000 description 1
- 239000003562 lightweight material Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000004137 mechanical activation Methods 0.000 description 1
- 238000010295 mobile communication Methods 0.000 description 1
- 238000010137 moulding (plastic) Methods 0.000 description 1
- 239000002985 plastic film Substances 0.000 description 1
- 229920000334 poly[3-(3'-N,N,N-triethylamino-1-propyloxy)-4-methylthiophene-2,5-diyl hydrochloride] polymer Polymers 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 229920000131 polyvinylidene Polymers 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 229920002994 synthetic fiber Polymers 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Classifications
-
- 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
- H04R1/32—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R17/00—Piezoelectric transducers; Electrostrictive transducers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2217/00—Details of magnetostrictive, piezoelectric, or electrostrictive transducers covered by H04R15/00 or H04R17/00 but not provided for in any of their subgroups
- H04R2217/01—Non-planar magnetostrictive, piezoelectric or electrostrictive benders
-
- 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
-
- 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
- H04R2499/15—Transducers incorporated in visual displaying devices, e.g. televisions, computer displays, laptops
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Piezo-Electric Transducers For Audible Bands (AREA)
- Telephone Set Structure (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
Applications Claiming Priority (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB0115244A GB0115244D0 (en) | 2001-06-21 | 2001-06-21 | Loudspeaker |
| GB0115244.6 | 2001-06-21 | ||
| GB0122800A GB0122800D0 (en) | 2001-09-21 | 2001-09-21 | Loudspeaker for portable electronic devices |
| GB0122800.6 | 2001-09-21 | ||
| GB0205750.3 | 2002-03-12 | ||
| GB0205750A GB0205750D0 (en) | 2002-03-12 | 2002-03-12 | Loudspeaker |
| PCT/GB2002/002836 WO2003001841A2 (en) | 2001-06-21 | 2002-06-19 | Loudspeaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| KR20040014569A true KR20040014569A (ko) | 2004-02-14 |
Family
ID=27256199
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR10-2003-7016680A Ceased KR20040014569A (ko) | 2001-06-21 | 2002-06-19 | 라우드 스피커 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US7302068B2 (enExample) |
| EP (1) | EP1397937A2 (enExample) |
| JP (1) | JP3994086B2 (enExample) |
| KR (1) | KR20040014569A (enExample) |
| CN (1) | CN1305350C (enExample) |
| AU (1) | AU2002310642A1 (enExample) |
| WO (1) | WO2003001841A2 (enExample) |
Families Citing this family (48)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2386026B (en) * | 2002-02-28 | 2005-06-08 | 1 Ltd | Loudspeaker |
| GB0220750D0 (en) * | 2002-09-06 | 2002-10-16 | 1 Ltd | Rugged electroactive loudspeaker design |
| EP1634481B1 (en) * | 2003-05-28 | 2007-03-14 | Koninklijke Philips Electronics N.V. | Display screen loudspeaker |
| GB0324051D0 (en) * | 2003-10-14 | 2003-11-19 | 1 Ltd | Loudspeaker |
| EP1685742A1 (en) * | 2003-11-17 | 2006-08-02 | 1... Limited | Loudspeaker |
| US7346315B2 (en) * | 2004-03-30 | 2008-03-18 | Motorola Inc | Handheld device loudspeaker system |
| US20080025533A1 (en) * | 2004-04-22 | 2008-01-31 | David Livingstone | Loudspeaker |
| US20060103762A1 (en) * | 2004-11-18 | 2006-05-18 | Ly Ha M | Interactive imaging apparatus and method of operation thereof |
| US20080247595A1 (en) * | 2005-03-01 | 2008-10-09 | Todd Henry | Electromagnetic lever diaphragm audio transducer |
| CA2600015A1 (en) * | 2005-03-01 | 2006-09-08 | Todd Henry | Electromagnetic lever diaphragm audio transducer |
| EP1905002B1 (en) * | 2005-05-26 | 2013-05-22 | LG Electronics Inc. | Method and apparatus for decoding audio signal |
| JP4988716B2 (ja) | 2005-05-26 | 2012-08-01 | エルジー エレクトロニクス インコーポレイティド | オーディオ信号のデコーディング方法及び装置 |
| JP2007150393A (ja) * | 2005-11-24 | 2007-06-14 | Matsushita Electric Ind Co Ltd | 電話装置 |
| KR20070077134A (ko) | 2006-01-19 | 2007-07-25 | 엘지전자 주식회사 | 미디어 신호의 처리 방법 및 장치 |
| US8296156B2 (en) * | 2006-02-07 | 2012-10-23 | Lg Electronics, Inc. | Apparatus and method for encoding/decoding signal |
| US20070188053A1 (en) * | 2006-02-14 | 2007-08-16 | Robert Bosch Gmbh | Injection molded energy harvesting device |
| US7983432B2 (en) * | 2006-09-29 | 2011-07-19 | Shure Acquisition Holdings, Inc. | Point excitation placement in an audio transducer |
| US7414351B2 (en) * | 2006-10-02 | 2008-08-19 | Robert Bosch Gmbh | Energy harvesting device manufactured by print forming processes |
| US8000489B2 (en) * | 2006-10-30 | 2011-08-16 | Sony Ericsson Mobile Communications Ab | Speaker module for electronic device |
| US20080232636A1 (en) * | 2007-03-23 | 2008-09-25 | Sonic Dynamics, Llc | Sonic piston |
| US7848536B2 (en) * | 2007-11-02 | 2010-12-07 | Onkyo Corporation | Voice coil assembly, loudspeaker using the same, and method for producing the same |
| JP4420104B2 (ja) * | 2007-11-02 | 2010-02-24 | オンキヨー株式会社 | 磁気回路モジュール、スピーカー用磁気回路およびその製造方法、ならびに、これを用いたスピーカー |
| US8260343B2 (en) * | 2008-11-06 | 2012-09-04 | Sony Ericsson Mobile Communications Ab | Electronic devices including vertically mounted loudspeakers and related assemblies and methods |
| US8301188B2 (en) * | 2008-11-06 | 2012-10-30 | Sony Ericsson Mobile Communications Ab | Electronic devices including substrate mounted acoustic actuators and related methods and mobile radiotelephones |
| US20100323641A1 (en) * | 2009-06-22 | 2010-12-23 | Qualcomm Incorporated | Method and apparatus for using pre-distortion and feedback to mitigate nonlinearity of circuits |
| US20120106766A1 (en) * | 2009-07-22 | 2012-05-03 | Jun Kuroda | Electronic device |
| KR101622632B1 (ko) * | 2009-08-26 | 2016-05-20 | 엘지전자 주식회사 | 이동 단말기 |
| US20110123060A1 (en) * | 2009-11-20 | 2011-05-26 | Cheng-Ho Tsai | Vibrator of an electro-acoustic transducer |
| TW201125372A (en) | 2010-01-15 | 2011-07-16 | Univ Nat Chiao Tung | Piezoelectric panel speaker and optimal design method of the same |
| TW201136331A (en) * | 2010-04-06 | 2011-10-16 | Zhao-Lang Wang | Moving-magnet type loudspeaker device |
| US8543168B2 (en) | 2010-12-14 | 2013-09-24 | Motorola Mobility Llc | Portable electronic device |
| US9407984B2 (en) * | 2011-02-24 | 2016-08-02 | Htc Corporation | Method and apparatus for adjusting sound quality |
| JP6092526B2 (ja) | 2012-05-14 | 2017-03-08 | 京セラ株式会社 | 電子機器 |
| GB2508639A (en) * | 2012-12-06 | 2014-06-11 | Pss Belgium Nv | A loudspeaker diaphragm electro-actively driven at its edges |
| WO2015098090A1 (ja) * | 2013-12-26 | 2015-07-02 | 京セラ株式会社 | 電子機器 |
| US10129640B2 (en) | 2014-02-06 | 2018-11-13 | Hewlett-Packard Development Company, L.P. | Suppressing a modal frequency of a loudspeaker |
| PE20181440A1 (es) * | 2015-09-14 | 2018-09-12 | Wing Acoustics Ltd | Mejoras en o relacionadas con los transductores de audio |
| DE102015217778B4 (de) * | 2015-09-17 | 2019-05-29 | Robert Bosch Gmbh | Akustischer Sensor mit einer Membran und einem elektroakustischen Wandler |
| US9820035B2 (en) * | 2016-03-25 | 2017-11-14 | Bose Corporation | Audio systems and apparatus for vibration isolation |
| GB2560878B (en) * | 2017-02-24 | 2021-10-27 | Google Llc | A panel loudspeaker controller and a panel loudspeaker |
| US11166100B2 (en) | 2017-03-15 | 2021-11-02 | Wing Acoustics Limited | Bass optimization for audio systems and devices |
| TW201904310A (zh) | 2017-03-22 | 2019-01-16 | 紐西蘭商威恩音響有限公司 | 有關於聲頻轉換器、薄型電子裝置及鉸鏈系統的系統、方法及裝置 |
| US11272295B2 (en) | 2018-01-22 | 2022-03-08 | Huawei Technologies Co., Ltd. | Audio display with electro-active polymer bender element |
| EP3837859B1 (en) | 2018-08-14 | 2024-10-02 | Wing Acoustics Limited | Systems methods and devices relating to audio transducers |
| US10782731B1 (en) * | 2019-02-28 | 2020-09-22 | Google Llc | Modal frequency shifting for loudspeaker devices |
| GB201907267D0 (en) | 2019-05-23 | 2019-07-10 | Pss Belgium Nv | Loudspeaker |
| US11606633B2 (en) * | 2019-12-10 | 2023-03-14 | Apple Inc. | Speaker assembly |
| NL2031944B1 (en) * | 2022-05-20 | 2023-11-27 | Microsoft Technology Licensing Llc | Tuning spring mass resonator of loudspeaker in mobile device |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1919632A (en) * | 1930-04-04 | 1933-07-25 | Rca Corp | Sound radiator |
| US3781955A (en) * | 1970-12-21 | 1974-01-01 | V Lavrinenko | Method of making a piezoelectric element |
| US3900748A (en) | 1972-01-31 | 1975-08-19 | Zenith Radio Corp | Torsional ceramic transducer |
| JPS5475126A (en) | 1977-11-25 | 1979-06-15 | Hasegawa Chiyuukoushiyo Kk | Method of joining bar steel for deformed bar concrete |
| JPS54167701U (enExample) | 1978-05-17 | 1979-11-26 | ||
| ATE38607T1 (de) * | 1983-01-28 | 1988-11-15 | Intersonics Inc | Lautsprechersystem fuer sehr tiefe frequenzen. |
| JPH0221896A (ja) | 1988-07-11 | 1990-01-24 | Yamaha Motor Co Ltd | 一槽式洗濯機 |
| FR2649575A1 (fr) | 1989-07-07 | 1991-01-11 | Thomson Consumer Electronics | Ecran de visualisation a fonction electroacoustique integree |
| US5514927A (en) * | 1994-02-28 | 1996-05-07 | Motorola, Inc. | Piezoelectric audio transducer |
| UA51671C2 (uk) | 1995-09-02 | 2002-12-16 | Нью Транзд'Юсез Лімітед | Акустичний пристрій |
| US5802189A (en) * | 1995-12-29 | 1998-09-01 | Samick Music Corporation | Subwoofer speaker system |
| US6078126A (en) * | 1998-05-29 | 2000-06-20 | Motorola, Inc. | Resonant piezoelectric alerting device |
| BR9911818A (pt) | 1998-07-03 | 2001-03-27 | New Transducers Ltd | Alto-falante em forma de painel ressonante |
| GB9818719D0 (en) | 1998-08-28 | 1998-10-21 | New Transducers Ltd | Vubration exciter |
| EP1240676B1 (en) | 1999-12-21 | 2010-01-20 | Cambridge Mechatronics Limited | Electro-active devices |
-
2002
- 2002-06-19 KR KR10-2003-7016680A patent/KR20040014569A/ko not_active Ceased
- 2002-06-19 JP JP2003508097A patent/JP3994086B2/ja not_active Expired - Fee Related
- 2002-06-19 AU AU2002310642A patent/AU2002310642A1/en not_active Abandoned
- 2002-06-19 US US10/480,733 patent/US7302068B2/en not_active Expired - Fee Related
- 2002-06-19 EP EP02735634A patent/EP1397937A2/en not_active Withdrawn
- 2002-06-19 CN CNB028165195A patent/CN1305350C/zh not_active Expired - Fee Related
- 2002-06-19 WO PCT/GB2002/002836 patent/WO2003001841A2/en not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| JP2004531173A (ja) | 2004-10-07 |
| WO2003001841A2 (en) | 2003-01-03 |
| CN1305350C (zh) | 2007-03-14 |
| JP3994086B2 (ja) | 2007-10-17 |
| WO2003001841A3 (en) | 2003-09-12 |
| US7302068B2 (en) | 2007-11-27 |
| CN1547869A (zh) | 2004-11-17 |
| AU2002310642A1 (en) | 2003-01-08 |
| US20040202338A1 (en) | 2004-10-14 |
| EP1397937A2 (en) | 2004-03-17 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US7302068B2 (en) | Loudspeaker | |
| EP1507438B1 (en) | Sound reproduction device and portable terminal apparatus | |
| US8385578B2 (en) | Piezoelectric acoustic device and electronic apparatus | |
| US9386367B2 (en) | Electronic apparatus with detachable speakers, a body unit and a control unit | |
| KR101176667B1 (ko) | 굴곡파 패널 확성기 | |
| KR19990044029A (ko) | 포터블 콤팩 디스크 플레이어 | |
| SK285661B6 (sk) | Zotrvačný vibračný menič | |
| KR20000076316A (ko) | 공진식 패널확성기를 구비한 퍼스널 컴퓨터장치 | |
| SK25598A3 (en) | Inertial vibration transducers | |
| CN101253804A (zh) | 扬声器、图像元件保护屏、终端设备的壳体、以及终端设备 | |
| US20090011805A1 (en) | Distributed Mode Speaker for Mobile Devices | |
| CN109495832B (zh) | 表面发声装置以及电子设备 | |
| CN1489362A (zh) | 用于包括有扬声器和耳机的无线通信终端的结构布置 | |
| JP2003125473A (ja) | 筐体振動圧電アクチュエータ及び携帯用電子装置 | |
| WO2006011604A1 (ja) | スピーカシステム、携帯端末装置および電子機器 | |
| JP2004336403A (ja) | パネル型スピーカ付き表示端末装置 | |
| US6453045B1 (en) | Telecommunication device with piezo-electric transducer for handsfree and private operating modes | |
| JP2012034120A (ja) | 携帯端末装置 | |
| GB2393602A (en) | Hinged-type piezoelectric loudspeaker | |
| JP3924777B2 (ja) | フラットスピーカ | |
| JP4688687B2 (ja) | 圧電振動ユニット及びパネルスピーカ | |
| CN109361992B (zh) | 按键发声装置以及电子设备 | |
| JP4016697B2 (ja) | スピーカ装置 | |
| JP2006197454A (ja) | スピーカシステムならびに該スピーカシステムを備えた携帯端末および電子機器 | |
| JPH11298997A (ja) | 携帯通信端末器 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PA0105 | International application |
Patent event date: 20031219 Patent event code: PA01051R01D Comment text: International Patent Application |
|
| PG1501 | Laying open of application | ||
| A201 | Request for examination | ||
| PA0201 | Request for examination |
Patent event code: PA02012R01D Patent event date: 20070619 Comment text: Request for Examination of Application |
|
| E902 | Notification of reason for refusal | ||
| PE0902 | Notice of grounds for rejection |
Comment text: Notification of reason for refusal Patent event date: 20081021 Patent event code: PE09021S01D |
|
| E601 | Decision to refuse application | ||
| PE0601 | Decision on rejection of patent |
Patent event date: 20090129 Comment text: Decision to Refuse Application Patent event code: PE06012S01D Patent event date: 20081021 Comment text: Notification of reason for refusal Patent event code: PE06011S01I |