TWI454156B - 具有駐電式電聲致動器之電子裝置 - Google Patents

具有駐電式電聲致動器之電子裝置 Download PDF

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Publication number
TWI454156B
TWI454156B TW097141921A TW97141921A TWI454156B TW I454156 B TWI454156 B TW I454156B TW 097141921 A TW097141921 A TW 097141921A TW 97141921 A TW97141921 A TW 97141921A TW I454156 B TWI454156 B TW I454156B
Authority
TW
Taiwan
Prior art keywords
conductive
resident
electronic device
electrode layer
diaphragm
Prior art date
Application number
TW097141921A
Other languages
English (en)
Chinese (zh)
Other versions
TW201018252A (en
Inventor
Fang Ching Lee
Yi Tsung Cheng
Chih Chao Hsieh
Original Assignee
Htc Corp
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 Htc Corp filed Critical Htc Corp
Priority to TW097141921A priority Critical patent/TWI454156B/zh
Priority to EP09169282.2A priority patent/EP2182737B1/de
Priority to EP11162045.6A priority patent/EP2369855B1/de
Priority to US12/560,132 priority patent/US8411882B2/en
Priority to JP2009241546A priority patent/JP5054749B2/ja
Publication of TW201018252A publication Critical patent/TW201018252A/zh
Application granted granted Critical
Publication of TWI454156B publication Critical patent/TWI454156B/zh

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R19/00—Electrostatic transducers
    • H04R19/01—Electrostatic transducers characterised by the use of electrets
    • H04R19/013—Electrostatic transducers characterised by the use of electrets for loudspeakers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; 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

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
  • Telephone Set Structure (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
TW097141921A 2008-10-31 2008-10-31 具有駐電式電聲致動器之電子裝置 TWI454156B (zh)

Priority Applications (5)

Application Number Priority Date Filing Date Title
TW097141921A TWI454156B (zh) 2008-10-31 2008-10-31 具有駐電式電聲致動器之電子裝置
EP09169282.2A EP2182737B1 (de) 2008-10-31 2009-09-02 Elektronische Vorrichtung mit elektroakustischem Elektretwandler
EP11162045.6A EP2369855B1 (de) 2008-10-31 2009-09-02 Elektronische Vorrichtung mit elektroakustischem Elektretwandler
US12/560,132 US8411882B2 (en) 2008-10-31 2009-09-15 Electronic device with electret electro-acoustic transducer
JP2009241546A JP5054749B2 (ja) 2008-10-31 2009-10-20 エレクトレット電気音響変換器を備えた電子機器

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
TW097141921A TWI454156B (zh) 2008-10-31 2008-10-31 具有駐電式電聲致動器之電子裝置

Publications (2)

Publication Number Publication Date
TW201018252A TW201018252A (en) 2010-05-01
TWI454156B true TWI454156B (zh) 2014-09-21

Family

ID=41137441

Family Applications (1)

Application Number Title Priority Date Filing Date
TW097141921A TWI454156B (zh) 2008-10-31 2008-10-31 具有駐電式電聲致動器之電子裝置

Country Status (3)

Country Link
EP (2) EP2182737B1 (de)
JP (1) JP5054749B2 (de)
TW (1) TWI454156B (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8243965B2 (en) * 2008-10-15 2012-08-14 Htc Corporation Electro-acoustic transducer
US8472650B2 (en) 2008-10-15 2013-06-25 Htc Corporation Electro-acoustic transducer
TWI439139B (zh) 2010-06-17 2014-05-21 Htc Corp 電容式電聲轉換系統及其電容式電聲轉換器
DE102013213891A1 (de) * 2013-05-21 2014-11-27 Siemens Medical Instruments Pte. Ltd. Mikrofonanordnung
WO2018213781A1 (en) * 2017-05-18 2018-11-22 The Johns Hopkins University Push-pull electret transducer with controlled restoring force for low frequency microphones and energy harvesting

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6806593B2 (en) * 1996-04-18 2004-10-19 California Institute Of Technology Thin film electret microphone
JP2004328055A (ja) * 2003-04-21 2004-11-18 Murata Mfg Co Ltd 圧電型電気音響変換器
US20050254673A1 (en) * 1999-05-19 2005-11-17 California Institute Of Technology High performance MEMS thin-film teflon electret microphone
US7091650B2 (en) * 2003-02-25 2006-08-15 Palo Alto Research Center Incorporated Piezoelectric ceramic thick film element, array of elements, and devices
US20060205244A1 (en) * 2004-04-27 2006-09-14 Yasuhiro Shigeno Electret capacitor microphone
US7329933B2 (en) * 2004-10-29 2008-02-12 Silicon Matrix Pte. Ltd. Silicon microphone with softly constrained diaphragm
US20080123876A1 (en) * 2006-10-16 2008-05-29 Yamaha Corporation Electrostatic pressure transducer and manufacturing method therefor

Family Cites Families (18)

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Publication number Priority date Publication date Assignee Title
US3084229A (en) 1960-03-11 1963-04-02 Ampex Electrostatic earphone
US3935397A (en) 1974-01-28 1976-01-27 Electronic Industries, Inc. Electrostatic loudspeaker element
JPS5127318A (ja) * 1974-08-31 1976-03-06 Tokyo Shibaura Electric Co Seidengatadenkionkyohenkanki
JPS536673U (de) * 1976-07-03 1978-01-20
US4160882A (en) 1978-03-13 1979-07-10 Driver Michael L Double diaphragm electrostatic transducer each diaphragm comprising two plastic sheets having different charge carrying characteristics
JP3322144B2 (ja) * 1996-12-20 2002-09-09 三菱電機株式会社 静電型透明スピーカ
WO2000027166A2 (en) * 1998-11-02 2000-05-11 Sarnoff Corporation Transducer concepts for hearing aids and other devices
JP2002345084A (ja) * 2001-05-16 2002-11-29 Citizen Electronics Co Ltd スピーカ
JP2003102097A (ja) * 2001-09-25 2003-04-04 Nippon Hoso Kyokai <Nhk> 音処理装置
JP2004166262A (ja) * 2002-10-23 2004-06-10 Matsushita Electric Ind Co Ltd 電気音響変換器及びその製造方法
DE10300063A1 (de) 2003-01-03 2004-07-22 W.L. Gore & Associates Gmbh Membran für akustische Wandler
US7505602B2 (en) * 2003-02-28 2009-03-17 Sony Ericsson Mobile Communications Ab Mobile device with improved acoustic porting
US7382048B2 (en) * 2003-02-28 2008-06-03 Knowles Electronics, Llc Acoustic transducer module
WO2005086535A1 (ja) * 2004-03-09 2005-09-15 Matsushita Electric Industrial Co., Ltd. エレクトレットコンデンサーマイクロホン
JP4822517B2 (ja) * 2005-05-24 2011-11-24 パナソニック株式会社 スピーカ装置
JP4770605B2 (ja) 2006-06-26 2011-09-14 ヤマハ株式会社 平衡出力マイクロホンおよび平衡出力マイクロホンの製造方法
TWI330500B (en) * 2007-09-04 2010-09-11 Ind Tech Res Inst Speaker structure
US8081784B2 (en) * 2007-09-04 2011-12-20 Industrial Technology Research Institute Electrostatic electroacoustic transducers

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6806593B2 (en) * 1996-04-18 2004-10-19 California Institute Of Technology Thin film electret microphone
US20050254673A1 (en) * 1999-05-19 2005-11-17 California Institute Of Technology High performance MEMS thin-film teflon electret microphone
US7091650B2 (en) * 2003-02-25 2006-08-15 Palo Alto Research Center Incorporated Piezoelectric ceramic thick film element, array of elements, and devices
JP2004328055A (ja) * 2003-04-21 2004-11-18 Murata Mfg Co Ltd 圧電型電気音響変換器
US20060205244A1 (en) * 2004-04-27 2006-09-14 Yasuhiro Shigeno Electret capacitor microphone
US7329933B2 (en) * 2004-10-29 2008-02-12 Silicon Matrix Pte. Ltd. Silicon microphone with softly constrained diaphragm
US20080123876A1 (en) * 2006-10-16 2008-05-29 Yamaha Corporation Electrostatic pressure transducer and manufacturing method therefor

Also Published As

Publication number Publication date
EP2182737A1 (de) 2010-05-05
EP2369855A3 (de) 2012-04-04
JP5054749B2 (ja) 2012-10-24
TW201018252A (en) 2010-05-01
EP2369855A2 (de) 2011-09-28
EP2182737B1 (de) 2014-03-05
JP2010109979A (ja) 2010-05-13
EP2369855B1 (de) 2014-05-07

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