CN104301847A - 一种减小低频失真的动铁单元磁力驱动机构 - Google Patents
一种减小低频失真的动铁单元磁力驱动机构 Download PDFInfo
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- CN104301847A CN104301847A CN201410610389.1A CN201410610389A CN104301847A CN 104301847 A CN104301847 A CN 104301847A CN 201410610389 A CN201410610389 A CN 201410610389A CN 104301847 A CN104301847 A CN 104301847A
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- coil
- iron unit
- induction coil
- yoke
- dynamic iron
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title claims abstract description 47
- 230000007246 mechanism Effects 0.000 title claims abstract description 21
- 230000006698 induction Effects 0.000 claims abstract description 51
- 230000001629 suppression Effects 0.000 claims abstract description 20
- 230000008901 benefit Effects 0.000 abstract description 5
- 230000005611 electricity Effects 0.000 abstract 1
- 230000004044 response Effects 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 230000004907 flux Effects 0.000 description 2
- 238000011056 performance test Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
Abstract
Description
Claims (3)
Priority Applications (1)
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CN201410610389.1A CN104301847B (zh) | 2014-11-03 | 2014-11-03 | 一种减小低频失真的动铁单元磁力驱动机构 |
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CN201410610389.1A CN104301847B (zh) | 2014-11-03 | 2014-11-03 | 一种减小低频失真的动铁单元磁力驱动机构 |
Publications (2)
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CN104301847A true CN104301847A (zh) | 2015-01-21 |
CN104301847B CN104301847B (zh) | 2017-11-28 |
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CN201410610389.1A Active CN104301847B (zh) | 2014-11-03 | 2014-11-03 | 一种减小低频失真的动铁单元磁力驱动机构 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2016165322A1 (zh) * | 2015-04-13 | 2016-10-20 | 歌尔声学股份有限公司 | 扬声器装置和降低扬声器失真程度的方法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4783824A (en) * | 1984-10-23 | 1988-11-08 | Trio Kabushiki Kaisha | Speaker unit having two voice coils wound around a common coil bobbin |
CN1322097A (zh) * | 2000-04-25 | 2001-11-14 | 株式会社东金 | 多功能振动激励器 |
CN1347628A (zh) * | 1999-04-29 | 2002-05-01 | 新型转换器有限公司 | 动圈驱动器 |
CN202334876U (zh) * | 2011-09-23 | 2012-07-11 | 苏州恒听电子有限公司 | 用于动铁式传声器/换能器的振动传导与选频放大装置 |
CN204168486U (zh) * | 2014-11-03 | 2015-02-18 | 常州阿木奇声学科技有限公司 | 一种减小低频失真的动铁单元磁力驱动机构 |
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2014
- 2014-11-03 CN CN201410610389.1A patent/CN104301847B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4783824A (en) * | 1984-10-23 | 1988-11-08 | Trio Kabushiki Kaisha | Speaker unit having two voice coils wound around a common coil bobbin |
CN1347628A (zh) * | 1999-04-29 | 2002-05-01 | 新型转换器有限公司 | 动圈驱动器 |
CN1322097A (zh) * | 2000-04-25 | 2001-11-14 | 株式会社东金 | 多功能振动激励器 |
CN202334876U (zh) * | 2011-09-23 | 2012-07-11 | 苏州恒听电子有限公司 | 用于动铁式传声器/换能器的振动传导与选频放大装置 |
CN204168486U (zh) * | 2014-11-03 | 2015-02-18 | 常州阿木奇声学科技有限公司 | 一种减小低频失真的动铁单元磁力驱动机构 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2016165322A1 (zh) * | 2015-04-13 | 2016-10-20 | 歌尔声学股份有限公司 | 扬声器装置和降低扬声器失真程度的方法 |
US10063208B2 (en) | 2015-04-13 | 2018-08-28 | Goertek.Inc | Speaker device and method for reducing distortion degree of speaker |
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Publication number | Publication date |
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CN104301847B (zh) | 2017-11-28 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Moving iron unit magnetic drive mechanism capable of reducing low-frequency distortion Effective date of registration: 20200615 Granted publication date: 20171128 Pledgee: Bank of China Limited by Share Ltd. Changzhou Wujin branch Pledgor: CHANGZHOU AMT Co.,Ltd. Registration number: Y2020980003077 |
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PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20210604 Granted publication date: 20171128 Pledgee: Bank of China Limited by Share Ltd. Changzhou Wujin branch Pledgor: CHANGZHOU AMT Co.,Ltd. Registration number: Y2020980003077 |
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PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A magnetic driving mechanism of moving iron unit for reducing low frequency distortion Effective date of registration: 20210607 Granted publication date: 20171128 Pledgee: Bank of China Limited by Share Ltd. Changzhou Wujin branch Pledgor: CHANGZHOU AMT Co.,Ltd. Registration number: Y2021980004483 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20220608 Granted publication date: 20171128 Pledgee: Bank of China Limited by Share Ltd. Changzhou Wujin branch Pledgor: CHANGZHOU AMT Co.,Ltd. Registration number: Y2021980004483 |
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PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A magnetic drive mechanism for moving iron unit to reduce low frequency distortion Effective date of registration: 20220608 Granted publication date: 20171128 Pledgee: Bank of China Limited by Share Ltd. Changzhou Wujin branch Pledgor: CHANGZHOU AMT Co.,Ltd. Registration number: Y2022980007370 |
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Effective date of registration: 20240430 Address after: 712000 South side of Cuixigou Village Committee, Yangling Street, Yangling Demonstration Zone, Xianyang City, Shaanxi Province Patentee after: Shaanxi Amuqi Intelligent Electroacoustic Technology Co.,Ltd. Country or region after: China Address before: 213000 gounan industrial concentration area, HUTANG Town, Wujin District, Changzhou City, Jiangsu Province (No. 256, Mingxin Middle Road) Patentee before: CHANGZHOU AMT Co.,Ltd. Country or region before: China |