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:
Nov. 12, 2019
Filed:
May. 22, 2013
Applicant:
Akg Acoustics Gmbh, Vienna, AT;
Inventors:
Assignee:
AKG ACOUSTICS GMBH, Vienna, AT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04R 3/02 (2006.01); H04R 1/10 (2006.01);
U.S. Cl.
CPC ...
H04R 3/02 (2013.01); H04R 1/1083 (2013.01);
Abstract
An earphone is provided that can decrease a time delay between a microphone and a loudspeaker. The earphone includes a microphone incorporated with the membrane of loudspeaker. The loudspeaker and the microphone are connected by connection lines to an electronic circuit.