CN101662717B - 耳内微型稀土动铁式扬声器 - Google Patents
耳内微型稀土动铁式扬声器 Download PDFInfo
- Publication number
- CN101662717B CN101662717B CN200810195701XA CN200810195701A CN101662717B CN 101662717 B CN101662717 B CN 101662717B CN 200810195701X A CN200810195701X A CN 200810195701XA CN 200810195701 A CN200810195701 A CN 200810195701A CN 101662717 B CN101662717 B CN 101662717B
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- Prior art keywords
- ear
- rare earth
- iron core
- magnet ring
- minitype
- 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.)
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title claims abstract description 27
- 229910052761 rare earth metal Inorganic materials 0.000 title claims abstract description 15
- 229910052742 iron Inorganic materials 0.000 title claims abstract description 14
- 150000002910 rare earth metals Chemical class 0.000 title claims abstract description 14
- 229910052790 beryllium Inorganic materials 0.000 claims description 9
- ATBAMAFKBVZNFJ-UHFFFAOYSA-N beryllium atom Chemical compound [Be] ATBAMAFKBVZNFJ-UHFFFAOYSA-N 0.000 claims description 9
- 229910052751 metal Inorganic materials 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 6
- 239000004568 cement Substances 0.000 claims description 2
- 150000001875 compounds Chemical class 0.000 claims description 2
- 239000006247 magnetic powder Substances 0.000 claims description 2
- 229910001172 neodymium magnet Inorganic materials 0.000 claims description 2
- 230000010287 polarization Effects 0.000 claims description 2
- 239000000463 material Substances 0.000 claims 1
- 239000011148 porous material Substances 0.000 claims 1
- 230000001105 regulatory effect Effects 0.000 claims 1
- 238000006243 chemical reaction Methods 0.000 abstract description 3
- 238000004891 communication Methods 0.000 abstract description 2
- 230000004907 flux Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 4
- 235000014676 Phragmites communis Nutrition 0.000 description 2
- 230000005520 electrodynamics Effects 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 230000008676 import Effects 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000000205 computational method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005672 electromagnetic field Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
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- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Abstract
Description
Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN200810195701XA CN101662717B (zh) | 2008-08-29 | 2008-08-29 | 耳内微型稀土动铁式扬声器 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN200810195701XA CN101662717B (zh) | 2008-08-29 | 2008-08-29 | 耳内微型稀土动铁式扬声器 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101662717A CN101662717A (zh) | 2010-03-03 |
CN101662717B true CN101662717B (zh) | 2012-08-01 |
Family
ID=41790424
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN200810195701XA Expired - Fee Related CN101662717B (zh) | 2008-08-29 | 2008-08-29 | 耳内微型稀土动铁式扬声器 |
Country Status (1)
Country | Link |
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CN (1) | CN101662717B (zh) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102355617B (zh) * | 2011-08-15 | 2014-04-16 | 苏州恒听电子有限公司 | 用于扬声装置的动铁单元 |
CN103152679A (zh) * | 2013-03-14 | 2013-06-12 | 胡宗科 | 一种电磁瞬磁式扬声器 |
CN107454521A (zh) * | 2017-07-25 | 2017-12-08 | 苏州逸巛声学科技有限公司 | 一种受话器及其装配方法 |
CN109246514B (zh) * | 2018-09-30 | 2020-05-08 | 歌尔科技有限公司 | 一种无线喇叭和耳机 |
CN110035365A (zh) * | 2019-05-09 | 2019-07-19 | 深圳市信维声学科技有限公司 | 磁悬浮式微型扬声器 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2069156U (zh) * | 1990-06-16 | 1991-01-09 | 周金平 | 磁石式电子喇叭 |
CN1277792A (zh) * | 1998-11-19 | 2000-12-20 | 微技术公司 | 具有移动磁铁的电-声转换器及其转换方法 |
CN2749209Y (zh) * | 2004-11-03 | 2005-12-28 | 广州君悦电子有限公司 | 超高音扬声器 |
-
2008
- 2008-08-29 CN CN200810195701XA patent/CN101662717B/zh not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2069156U (zh) * | 1990-06-16 | 1991-01-09 | 周金平 | 磁石式电子喇叭 |
CN1277792A (zh) * | 1998-11-19 | 2000-12-20 | 微技术公司 | 具有移动磁铁的电-声转换器及其转换方法 |
CN2749209Y (zh) * | 2004-11-03 | 2005-12-28 | 广州君悦电子有限公司 | 超高音扬声器 |
Also Published As
Publication number | Publication date |
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CN101662717A (zh) | 2010-03-03 |
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ASS | Succession or assignment of patent right |
Owner name: STATE GRID CORPORATION OF CHINA SHANGQIU POWER SUP Effective date: 20150303 |
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C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20150303 Address after: 213163 Jiangsu city of Changzhou province cattle bridge Kuang Yan Zheng Road No. 59 Patentee after: Jiang Mingxing Patentee after: State Grid Corporation of China Patentee after: SHANGQIU POWER SUPPLY COMPANY OF STATE GRID HANAN ELECTRIC POWER Co. Address before: 213163 Jiangsu city of Changzhou province cattle bridge Kuang Yan Zheng Road No. 59 Patentee before: Jiang Mingxing |
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120801 |
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CF01 | Termination of patent right due to non-payment of annual fee |