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:
Oct. 14, 2014
Filed:
May. 27, 2011
Fuminori Tanaka, Osaka, JP;
Takeshi Inoda, Osaka, JP;
Ryusuke Horibe, Osaka, JP;
Funai Electric Co., Ltd., Osaka, JP;
Abstract
An enclosure () of a microphone unit () includes a mounting portion () which has a mounting surface () where a first vibration portion () and a second vibration portion () are mounted and in which, in the back surface () of the mounting surface (), a first sound hole () and a second sound hole () are provided; in the enclosure (), a first sound path () is provided that transmits sound waves input through the first sound hole () to one surface of a first diaphragm () and that also transmits the sound waves to one surface of a second diaphragm () and a second sound path () is provided that transmits sound waves input through the second sound hole to the other surface of the second diaphragm ().