JP2001128287A5 - - Google Patents

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Publication number
JP2001128287A5
JP2001128287A5 JP1999307380A JP30738099A JP2001128287A5 JP 2001128287 A5 JP2001128287 A5 JP 2001128287A5 JP 1999307380 A JP1999307380 A JP 1999307380A JP 30738099 A JP30738099 A JP 30738099A JP 2001128287 A5 JP2001128287 A5 JP 2001128287A5
Authority
JP
Japan
Prior art keywords
yoke
magnetic
shape
magnetic pole
material member
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.)
Pending
Application number
JP1999307380A
Other languages
English (en)
Japanese (ja)
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JP2001128287A (ja
Filing date
Publication date
Application filed filed Critical
Priority to JP30738099A priority Critical patent/JP2001128287A/ja
Priority claimed from JP30738099A external-priority patent/JP2001128287A/ja
Publication of JP2001128287A publication Critical patent/JP2001128287A/ja
Publication of JP2001128287A5 publication Critical patent/JP2001128287A5/ja
Pending legal-status Critical Current

Links

JP30738099A 1999-10-28 1999-10-28 スピーカ Pending JP2001128287A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP30738099A JP2001128287A (ja) 1999-10-28 1999-10-28 スピーカ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP30738099A JP2001128287A (ja) 1999-10-28 1999-10-28 スピーカ

Publications (2)

Publication Number Publication Date
JP2001128287A JP2001128287A (ja) 2001-05-11
JP2001128287A5 true JP2001128287A5 (en]) 2006-12-14

Family

ID=17968369

Family Applications (1)

Application Number Title Priority Date Filing Date
JP30738099A Pending JP2001128287A (ja) 1999-10-28 1999-10-28 スピーカ

Country Status (1)

Country Link
JP (1) JP2001128287A (en])

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3985526B2 (ja) * 2002-01-16 2007-10-03 松下電器産業株式会社 磁気回路およびこの磁気回路を用いたスピーカ
EP1989915A1 (en) * 2006-02-16 2008-11-12 Bang & Olufsen IcePower A/S A micro-transducer with improved perceived sound quality
JP2007281869A (ja) * 2006-04-06 2007-10-25 Fujitsu Ten Ltd スピーカ磁気回路
WO2008010679A1 (en) * 2006-07-21 2008-01-24 Jang-Seok Won A dynamic type unit with multiple magnetic field system
JP4896255B2 (ja) * 2010-08-06 2012-03-14 フォスター電機株式会社 マイクロスピーカ用磁気回路およびそれを用いたマイクロスピーカ
WO2019134162A1 (zh) 2018-01-08 2019-07-11 深圳市韶音科技有限公司 一种骨传导扬声器
CN116723439B (zh) * 2022-09-19 2024-04-12 荣耀终端有限公司 扬声器模组及电子设备
CN115835103A (zh) * 2022-11-02 2023-03-21 深圳市维仕声学有限公司 一种磁助推磁路系统及扬声器

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