Title:
MICROPHONE DEVICE
Document Type and Number:
WIPO Patent Application WO/2022/094930
Kind Code:
A1
Abstract:
Provided is a microphone device. The microphone device provided in the present invention comprises: a mounting frame, three supports and three microphone boards, wherein three fan-shaped areas with a central angle of 120 degrees are demarcated by taking the center of the mounting frame as the center of a circle, and one of the supports is fixed in each of the fan-shaped areas; and one of the microphone boards is mounted on each of the supports, the microphone boards are respectively provided with at least one sound pickup hole, and the microphone boards are inclined by a preset angle relative to the mounting frame and faces away from the center of the mounting frame, so as to increase a sound pickup direction, improve the uniformity of sound pickup, and reduce the reflection of a sound wave, thereby improving a sound pickup effect and improving the sound quality.
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Inventors:
LI JIANCHENG (CN)
Application Number:
PCT/CN2020/127138
Publication Date:
May 12, 2022
Filing Date:
November 06, 2020
Export Citation:
Assignee:
GUANGZHOU SHIYUAN ELECTRONICS CO LTD (CN)
GUANGZHOU SHIRUI ELECTRONICS CO LTD (CN)
GUANGZHOU SHIRUI ELECTRONICS CO LTD (CN)
International Classes:
H04R1/08; H04R1/40
Foreign References:
| US20170359651A1 | 2017-12-14 | |||
| CN102308592A | 2012-01-04 | |||
| CN104049721A | 2014-09-17 | |||
| CN210958798U | 2020-07-07 | |||
| CN206713015U | 2017-12-05 | |||
| US20190014399A1 | 2019-01-10 |
Attorney, Agent or Firm:
LEADER PATENT & TRADEMARK FIRM (CN)
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