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:
Jun. 24, 2014
Filed:
Feb. 17, 2012
Tatsuya Ikeda, Tokyo, JP;
Hiroshi Akino, Tokyo, JP;
Tatsuya Ikeda, Tokyo, JP;
Hiroshi Akino, Tokyo, JP;
Kabushiki Kaisha Audio-Technica, Tokyo, JP;
Abstract
A narrow directional stereo microphone includes a narrow directional mid unit disposed such that the directional axis thereof aligns to the major axis of a microphone body, and a unidirectional right unit and a unidirectional left unit disposed symmetrically with respect to the major axis such that directional axes of the right and left units are perpendicular to the major axis, wherein signals output from the mid unit are sent to one of a diaphragm and a fixed electrode of the right unit and to one of a diaphragm and a fixed electrode of the left unit, and right channel signals are output from the other of the diaphragm and the fixed electrode of the right unit, and left channel signals are output from the other of the diaphragm and the fixed electrode of the left unit.