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.

Date of Patent:
Dec. 24, 2019

Filed:

Oct. 09, 2015
Applicant:

Tdk Corporation, Tokyo, JP;

Inventors:

Gino Rocca, Copenhagen, DK;

Daifi Haoues Sassene, Vaerlöse, DK;

Fabrizio Conso, Frederiksberg, DK;

Marco De Blasi, Gentofte, DK;

Marco Grassi, Stradella, IT;

Piero Malcovati, Pavia, IT;

Andrea Baschirotto, Tortona, IT;

Assignee:

TDK CORPORATION, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04R 3/00 (2006.01); H03M 3/00 (2006.01); H04R 3/04 (2006.01);
U.S. Cl.
CPC ...
H04R 3/04 (2013.01); H03M 3/394 (2013.01); H03M 3/398 (2013.01); H03M 3/414 (2013.01); H03M 3/458 (2013.01);
Abstract

An electronic circuit for a microphone and a microphone are disclosed. In an embodiment, the electronic circuit includes a sigma-delta modulator having a configurable resolution and a mode selector, wherein the sigma-delta modulator is selectively operable in at least two operation modes and the mode selector is configured to determine a desired operation mode dependent on an externally provided control signal and to select the resolution of the sigma-delta modulator according to the determined operation mode.


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