CN100536606C - 电声换能装置 - Google Patents

电声换能装置 Download PDF

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Publication number
CN100536606C
CN100536606C CNB2004100579148A CN200410057914A CN100536606C CN 100536606 C CN100536606 C CN 100536606C CN B2004100579148 A CNB2004100579148 A CN B2004100579148A CN 200410057914 A CN200410057914 A CN 200410057914A CN 100536606 C CN100536606 C CN 100536606C
Authority
CN
China
Prior art keywords
power conversion
conversion device
electroacooustic power
electroacooustic
tragus
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.)
Expired - Fee Related
Application number
CNB2004100579148A
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English (en)
Chinese (zh)
Other versions
CN1592490A (zh
Inventor
铃木贵大
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sony Corp
Original Assignee
Sony 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 Sony Corp filed Critical Sony Corp
Publication of CN1592490A publication Critical patent/CN1592490A/zh
Application granted granted Critical
Publication of CN100536606C publication Critical patent/CN100536606C/zh
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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  • Headphones And Earphones (AREA)
CNB2004100579148A 2003-08-27 2004-08-26 电声换能装置 Expired - Fee Related CN100536606C (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP303139/03 2003-08-27
JP2003303139A JP4007282B2 (ja) 2003-08-27 2003-08-27 垂直内挿型の電気音響変換装置
JP303139/2003 2003-08-27

Publications (2)

Publication Number Publication Date
CN1592490A CN1592490A (zh) 2005-03-09
CN100536606C true CN100536606C (zh) 2009-09-02

Family

ID=34407221

Family Applications (1)

Application Number Title Priority Date Filing Date
CNB2004100579148A Expired - Fee Related CN100536606C (zh) 2003-08-27 2004-08-26 电声换能装置

Country Status (2)

Country Link
JP (1) JP4007282B2 (ja)
CN (1) CN100536606C (ja)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8249287B2 (en) 2010-08-16 2012-08-21 Bose Corporation Earpiece positioning and retaining
NO328038B1 (no) 2007-06-01 2009-11-16 Freebit As Forbedret oreenhet
US8737669B2 (en) 2011-07-28 2014-05-27 Bose Corporation Earpiece passive noise attenuating
JP6028463B2 (ja) * 2012-08-27 2016-11-16 株式会社Ｊｖｃケンウッド ヘッドホン
CN117499833B (zh) * 2023-12-29 2024-05-07 成都弱水科技有限公司 一种蓝牙耳机

Also Published As

Publication number Publication date
JP4007282B2 (ja) 2007-11-14
CN1592490A (zh) 2005-03-09
JP2005073144A (ja) 2005-03-17

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Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20090902

Termination date: 20100826