CN201438758U - 微型发声器件 - Google Patents
微型发声器件 Download PDFInfo
- Publication number
- CN201438758U CN201438758U CN2009201328465U CN200920132846U CN201438758U CN 201438758 U CN201438758 U CN 201438758U CN 2009201328465 U CN2009201328465 U CN 2009201328465U CN 200920132846 U CN200920132846 U CN 200920132846U CN 201438758 U CN201438758 U CN 201438758U
- Authority
- CN
- China
- Prior art keywords
- magnetic circuit
- circuit system
- sounder
- cavity
- passage
- 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 - Lifetime
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- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Abstract
Description
Claims (4)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2009201328465U CN201438758U (zh) | 2009-06-12 | 2009-06-12 | 微型发声器件 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2009201328465U CN201438758U (zh) | 2009-06-12 | 2009-06-12 | 微型发声器件 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN201438758U true CN201438758U (zh) | 2010-04-14 |
Family
ID=42400728
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2009201328465U Expired - Lifetime CN201438758U (zh) | 2009-06-12 | 2009-06-12 | 微型发声器件 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN201438758U (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102611970A (zh) * | 2012-03-27 | 2012-07-25 | 楼氏电子(北京)有限公司 | 微型扬声器 |
CN115022781A (zh) * | 2021-09-03 | 2022-09-06 | 北京荣耀终端有限公司 | 一种内核、扬声器模组和电子设备 |
-
2009
- 2009-06-12 CN CN2009201328465U patent/CN201438758U/zh not_active Expired - Lifetime
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102611970A (zh) * | 2012-03-27 | 2012-07-25 | 楼氏电子(北京)有限公司 | 微型扬声器 |
CN115022781A (zh) * | 2021-09-03 | 2022-09-06 | 北京荣耀终端有限公司 | 一种内核、扬声器模组和电子设备 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20170602 Address after: Singapore Ang Mo Kio 65 Street No. 10 techpoint Building 1 floor, No. 8 Co-patentee after: AAC Acoustic Technologies (Changzhou) Co., Ltd. Patentee after: AAC Technologies (Singapore) Co., Ltd. Address before: Wujin Nanxiashu town Jiangsu city Changzhou province 213167 Co-patentee before: AAC Acoustic Technologies (Shenzhen) Co., Ltd. Patentee before: AAC Acoustic Technologies (Changzhou) Co., Ltd. |
|
TR01 | Transfer of patent right | ||
CX01 | Expiry of patent term |
Granted publication date: 20100414 |
|
CX01 | Expiry of patent term |