CN201509309U - 单指向驻极体传声器 - Google Patents
单指向驻极体传声器 Download PDFInfo
- Publication number
- CN201509309U CN201509309U CN2009201946091U CN200920194609U CN201509309U CN 201509309 U CN201509309 U CN 201509309U CN 2009201946091 U CN2009201946091 U CN 2009201946091U CN 200920194609 U CN200920194609 U CN 200920194609U CN 201509309 U CN201509309 U CN 201509309U
- Authority
- CN
- China
- Prior art keywords
- damping
- wiring board
- damping sheet
- circuit board
- electret microphone
- 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
Links
Images
Landscapes
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Abstract
Description
Claims (5)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2009201946091U CN201509309U (zh) | 2009-09-11 | 2009-09-11 | 单指向驻极体传声器 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2009201946091U CN201509309U (zh) | 2009-09-11 | 2009-09-11 | 单指向驻极体传声器 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN201509309U true CN201509309U (zh) | 2010-06-16 |
Family
ID=42470427
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2009201946091U Expired - Lifetime CN201509309U (zh) | 2009-09-11 | 2009-09-11 | 单指向驻极体传声器 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN201509309U (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102917302A (zh) * | 2012-10-09 | 2013-02-06 | 深圳市豪恩声学股份有限公司 | 单指向驻极体传声器 |
CN106231518A (zh) * | 2016-08-31 | 2016-12-14 | 常勇 | 改进型驻极体式电容传声器 |
-
2009
- 2009-09-11 CN CN2009201946091U patent/CN201509309U/zh not_active Expired - Lifetime
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102917302A (zh) * | 2012-10-09 | 2013-02-06 | 深圳市豪恩声学股份有限公司 | 单指向驻极体传声器 |
CN102917302B (zh) * | 2012-10-09 | 2015-09-30 | 深圳市豪恩声学股份有限公司 | 单指向驻极体传声器 |
CN106231518A (zh) * | 2016-08-31 | 2016-12-14 | 常勇 | 改进型驻极体式电容传声器 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN204498328U (zh) | 压电陶瓷双频低音加强耳机 | |
CN204993854U (zh) | Mems麦克风 | |
CN202334882U (zh) | Mems麦克风 | |
CN201509309U (zh) | 单指向驻极体传声器 | |
CN202679624U (zh) | Mems麦克风 | |
CN201523448U (zh) | 一种扬声器和便携式电子设备 | |
CN202135316U (zh) | 一种微型电容式麦克风 | |
CN204906711U (zh) | 表面贴装式驻极体电容传声器 | |
CN201134931Y (zh) | 单指向麦克风 | |
CN102075841A (zh) | 驻极体传声器 | |
CN201114676Y (zh) | 防水型单指向性麦克风 | |
CN101340740B (zh) | 单指向麦克风 | |
CN201682614U (zh) | 一种驻极体电容传声器 | |
CN106341759B (zh) | 一种音腔结构及包括该音腔结构的智能对讲机 | |
CN204906613U (zh) | 扬声器箱 | |
CN101321412A (zh) | 微型麦克风 | |
CN2814864Y (zh) | 单指向微型麦克风 | |
CN202652509U (zh) | 蓝牙耳机用电路板 | |
CN202565462U (zh) | 一种微型单指向驻极体电容式传声器 | |
CN101257737B (zh) | 微型电容式麦克风 | |
CN202135317U (zh) | 一种微型电容式麦克风 | |
CN204887465U (zh) | Mems麦克风 | |
CN201150130Y (zh) | 微型压电扬声器 | |
CN202799142U (zh) | 一种防风传声器 | |
CN203675317U (zh) | 用于手机、平板电脑中的双晶压电陶瓷发声器结构 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
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 utility model: Unidirectional electret microphone Effective date of registration: 20180118 Granted publication date: 20100616 Pledgee: Kingston Technology Company, Inc. Pledgor: Dongguan Transound Electronics Co., Ltd. Registration number: 2018990000059 |
|
CX01 | Expiry of patent term | ||
CX01 | Expiry of patent term |
Granted publication date: 20100616 |
|
PC01 | Cancellation 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: 20201224 Granted publication date: 20100616 Pledgee: Kingston Technology Corp. Pledgor: TRANSOUND ELECTRONICS Co.,Ltd. Registration number: 2018990000059 |