The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 16, 2016
Filed:
Jul. 23, 2012
Dion Ivo DE Roo, Voorburg, NL;
Dion Ivo de Roo, Voorburg, NL;
SONION NEDERLAND B.V., Amsterdam, NL;
Abstract
The invention relates to a microphone (). A first () and a second () diaphragm are provided in a housing (). A first chamber () is delimited by a first side of the first diaphragm () and an inner surface of the housing (). A first opening () extends from the first chamber () to surroundings of the microphone (). A second chamber () is delimited by a first side of the second diaphragm () and an inner surface of the housing (). A second opening () extends from the second chamber () to the surroundings. A common chamber () is delimited by a second side of the first diaphragm (), a second side of the second diaphragm () and an inner surface of the housing (). A third opening () extends from the common chamber () to the surroundings.