JP2007043523A5 - - Google Patents

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Publication number
JP2007043523A5
JP2007043523A5 JP2005226278A JP2005226278A JP2007043523A5 JP 2007043523 A5 JP2007043523 A5 JP 2007043523A5 JP 2005226278 A JP2005226278 A JP 2005226278A JP 2005226278 A JP2005226278 A JP 2005226278A JP 2007043523 A5 JP2007043523 A5 JP 2007043523A5
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JP
Japan
Prior art keywords
ultrasonic transducer
electrostatic ultrasonic
transducer according
film
electrostatic
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.)
Granted
Application number
JP2005226278A
Other languages
English (en)
Japanese (ja)
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JP2007043523A (ja
JP4508030B2 (ja
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Application filed filed Critical
Priority to JP2005226278A priority Critical patent/JP4508030B2/ja
Priority claimed from JP2005226278A external-priority patent/JP4508030B2/ja
Publication of JP2007043523A publication Critical patent/JP2007043523A/ja
Publication of JP2007043523A5 publication Critical patent/JP2007043523A5/ja
Application granted granted Critical
Publication of JP4508030B2 publication Critical patent/JP4508030B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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JP2005226278A 2005-08-04 2005-08-04 静電型超音波トランスデューサ及びこれを用いた超音波スピーカ Expired - Fee Related JP4508030B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2005226278A JP4508030B2 (ja) 2005-08-04 2005-08-04 静電型超音波トランスデューサ及びこれを用いた超音波スピーカ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2005226278A JP4508030B2 (ja) 2005-08-04 2005-08-04 静電型超音波トランスデューサ及びこれを用いた超音波スピーカ

Publications (3)

Publication Number Publication Date
JP2007043523A JP2007043523A (ja) 2007-02-15
JP2007043523A5 true JP2007043523A5 (https=) 2008-02-28
JP4508030B2 JP4508030B2 (ja) 2010-07-21

Family

ID=37801079

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2005226278A Expired - Fee Related JP4508030B2 (ja) 2005-08-04 2005-08-04 静電型超音波トランスデューサ及びこれを用いた超音波スピーカ

Country Status (1)

Country Link
JP (1) JP4508030B2 (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101096546B1 (ko) 2009-11-10 2011-12-22 주식회사 비에스이 정전형 스피커
JP5659598B2 (ja) * 2010-07-23 2015-01-28 日本電気株式会社 発振装置

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3845487B2 (ja) * 1997-02-19 2006-11-15 日本碍子株式会社 静電型スピーカ

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