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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.:

US 11128959 B1

PDFFull Text
Date of Patent:
Sep. 21, 2021

Filed:

Jul. 03, 2018

Mems microphone with improved particle filter

Applicant:

Tdk Corporation, Tokyo, JP;

Inventors:

Pirmin Hermann Otto Rombach, Kongens Lyngby, DE;

Dennis Mortensen, Frederiksberg C, DK;

Jan Tue Ravnkilde, Denmark, DK;

Kurt Rasmussen, Herlev, DK;

Morten Ginnerup, Kongens Lyngby, DK;

Assignee:

TDK Corporation, Tokyo, JP;

Attorney:

Nixon Peabody LLP

Primary Examiner:

Simon King

Int. Cl.
CPC ...
H04R 9/08 (2006.01); H04R 11/04 (2006.01); H04R 17/02 (2006.01); H04R 19/04 (2006.01); H04R 21/02 (2006.01); B81B 7/00 (2006.01); H04R 1/04 (2006.01);
U.S. Cl.
CPC ...
H04R 19/04 (2013.01); B81B 7/0061 (2013.01); H04R 1/04 (2013.01); B81B 2201/0257 (2013.01); H04R 2201/003 (2013.01);
Abstract

A MEMS microphone including a carrier board and a MEMS chip mounted thereon over a sound opening. A filter chip includes a bulk material with an aperture covered and closed by a mesh. The mesh includes a layer of the filter chip with parallel through-going first holes structured in the layer. The filter chip is arranged in or on the carrier board such that the mesh covers the sound opening.

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Rombach, Pirmin Hermann Otto. (2021). Mems microphone with improved particle filter (U.S. Patent No. 11128959). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11128959

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