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:
Dec. 01, 2015
Filed:
Oct. 31, 2012
Applicant:
Akg Acoustics Gmbh, Vienna, AT;
Inventors:
Assignee:
AKG Acoustics GmbH, Vienna, AT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04R 3/04 (2006.01);
U.S. Cl.
CPC ...
H04R 3/04 (2013.01);
Abstract
A microphone filter system for outputting an audio signal independent of electrical impedance of downstream devices. This system may include a filter section and an audio transformer that facilitate the outputting of the audio signal.