CN204291393U - 一种指向性mems麦克风 - Google Patents
一种指向性mems麦克风 Download PDFInfo
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- CN204291393U CN204291393U CN201520015881.4U CN201520015881U CN204291393U CN 204291393 U CN204291393 U CN 204291393U CN 201520015881 U CN201520015881 U CN 201520015881U CN 204291393 U CN204291393 U CN 204291393U
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- acoustic aperture
- microphone
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- encapsulation
- damping fin
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- 238000005538 encapsulation Methods 0.000 claims abstract description 33
- 238000013016 damping Methods 0.000 claims abstract description 28
- 239000000758 substrate Substances 0.000 claims abstract description 25
- 229910052710 silicon Inorganic materials 0.000 claims description 5
- 239000010703 silicon Substances 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 4
- 238000005452 bending Methods 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 238000000465 moulding Methods 0.000 claims description 3
- 230000010363 phase shift Effects 0.000 abstract description 4
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000012806 monitoring device Methods 0.000 description 1
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- Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
Abstract
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Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201520015881.4U CN204291393U (zh) | 2015-01-09 | 2015-01-09 | 一种指向性mems麦克风 |
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CN201520015881.4U CN204291393U (zh) | 2015-01-09 | 2015-01-09 | 一种指向性mems麦克风 |
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CN204291393U true CN204291393U (zh) | 2015-04-22 |
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CN201520015881.4U Active CN204291393U (zh) | 2015-01-09 | 2015-01-09 | 一种指向性mems麦克风 |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109889967A (zh) * | 2019-03-28 | 2019-06-14 | 百度在线网络技术(北京)有限公司 | 麦克风和智能语音设备 |
CN111988717A (zh) * | 2020-08-13 | 2020-11-24 | 青岛歌尔智能传感器有限公司 | 骨声纹传感器及其制作方法、以及电子设备 |
WO2021098600A1 (zh) * | 2019-11-20 | 2021-05-27 | 华为技术有限公司 | 终端设备 |
-
2015
- 2015-01-09 CN CN201520015881.4U patent/CN204291393U/zh active Active
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109889967A (zh) * | 2019-03-28 | 2019-06-14 | 百度在线网络技术(北京)有限公司 | 麦克风和智能语音设备 |
CN109889967B (zh) * | 2019-03-28 | 2020-10-30 | 百度在线网络技术(北京)有限公司 | 麦克风和智能语音设备 |
US11496841B2 (en) | 2019-03-28 | 2022-11-08 | Baidu Online Network Technology (Beijing) Co., Ltd. | Microphone, and intelligent voice device |
WO2021098600A1 (zh) * | 2019-11-20 | 2021-05-27 | 华为技术有限公司 | 终端设备 |
CN111988717A (zh) * | 2020-08-13 | 2020-11-24 | 青岛歌尔智能传感器有限公司 | 骨声纹传感器及其制作方法、以及电子设备 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee | ||
CP01 | Change in the name or title of a patent holder |
Address after: 261031 Dongfang Road, Weifang high tech Development Zone, Shandong, China, No. 268 Patentee after: Goertek Inc. Address before: 261031 Dongfang Road, Weifang high tech Development Zone, Shandong, China, No. 268 Patentee before: Goertek Inc. |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20200612 Address after: 266104 room 103, 396 Songling Road, Laoshan District, Qingdao, Shandong Province Patentee after: Goer Microelectronics Co.,Ltd. Address before: 261031 Dongfang Road, Weifang high tech Development Zone, Shandong, China, No. 268 Patentee before: GOERTEK Inc. |