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1. (WO2018127403) MICROPHONE COMPRISING GAS-MEASURING MEANS AND METHOD FOR MEASURING GAS BY MEANS OF SUCH A MICROPHONE

Pub. No.:    WO/2018/127403    International Application No.:    PCT/EP2017/083521
Publication Date: Fri Jul 13 01:59:59 CEST 2018 International Filing Date: Wed Dec 20 00:59:59 CET 2017
IPC: G01N 33/00
H04M 1/725
H04R 1/08
Applicants: RUBIX S&I
Inventors: MIFSUD, Jean-Christophe
Title: MICROPHONE COMPRISING GAS-MEASURING MEANS AND METHOD FOR MEASURING GAS BY MEANS OF SUCH A MICROPHONE
Abstract:
The invention relates to a microphone (30) comprising at least one perforated rigid membrane (31) and at least one flexible membrane (32) arranged at a distance from said rigid membrane (31) in such a way as to form an enclosure (33) between the rigid membrane (31) and said flexible membrane (32), the flexible membrane (32) being designed such that it moves as a result of a sound vibration of the outside air on the microphone via the perforated rigid membrane (31), said microphone (30) comprising means (35) for measuring the quantity of at least one gas, said measuring means (35) being mounted in the enclosure (33) so as to measure at least one gas present in said enclosure (33).