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. 26, 2017
Filed:
May. 07, 2014
Applicant:
Epcos Ag, München, DE;
Inventor:
Fabrizio Conso, Frederiksberg, DK;
Assignee:
TDK Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04R 3/00 (2006.01); H04R 3/06 (2006.01); H04R 1/04 (2006.01); H03K 5/26 (2006.01); H04R 29/00 (2006.01); H04R 19/04 (2006.01);
U.S. Cl.
CPC ...
H04R 3/06 (2013.01); H03K 5/26 (2013.01); H04R 1/04 (2013.01); H04R 29/004 (2013.01); H04R 19/04 (2013.01); H04R 2201/003 (2013.01);
Abstract
A MEMS microphone which is able to be set to different modes of operation is proposed that requires one single pin to apply an external clock frequency to the microphone. The applied clock frequency is selected according to a desired mode of operation and the microphone detects the applied frequency and sets the mode of operation.