Mems microphone

Details Mems microphone Mems microphone

H - Electricity

04

R

H04R 19/00 (2006.01) G06F 3/043 (2006.01)

Patent

CA 2680226

A MEMS microphone comprising: a) a case with an open front side; b) a MEMS membrane mounted on one face of a base, the base being mounted inside the case on a substantially closed side; and c) a mesh covering the front side, substantially transparent acoustically to at least some of a range of operating frequencies at which the microphone is sensitive.

La présente invention concerne un microphone MEMS comprenant : a) un boîtier avec un côté avant ouvert, b) une membrane MEMS montée sur une face d'une base, la base étant montée à l'intérieur du boîtier sur un côté substantiellement fermé, et c) un filet couvrant le côté avant, substantiellement transparent de manière acoustique à au moins une partie d'une plage de fréquences de fonctionnement à laquelle le microphone est sensible.

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