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:
Jul. 03, 2012
Filed:
Nov. 20, 2009
Applicant:
Claus-peter Hinke, Burgdorf, DE;
Inventor:
Claus-Peter Hinke, Burgdorf, DE;
Assignee:
Sennheiser electronic GmbH & Co. KG, Wedemark, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04R 11/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
There is provided a microphone comprising a housing () which has at least one sound inlet opening () to connect the internal volume of the housing () with the volume surrounding the housing (), and a first electroacoustic transducer () and a second electroacoustic transducer () which are symmetrically arranged in mutually opposite relationship in the housing (), wherein a circuit board () is arranged between the first electroacoustic transducer () and the second electroacoustic transducer () and wherein the circuit board () has a slot () in the region of the sound inlet opening () of the housing ().