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:
Apr. 25, 2023

Filed:

Jul. 24, 2020
Applicant:

Invensense, Inc., San Jose, CA (US);

Inventors:

Igor Mucha, Bratislava, SK;

Michael Perrott, Nashua, NH (US);

Assignee:

INVENSENSE, INC., San Jose, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03G 3/30 (2006.01); H03F 3/68 (2006.01); H04R 3/04 (2006.01); H04R 29/00 (2006.01);
U.S. Cl.
CPC ...
H03G 3/3005 (2013.01); H03F 3/68 (2013.01); H04R 3/04 (2013.01); H04R 29/004 (2013.01); H03F 2200/03 (2013.01); H03F 2200/165 (2013.01); H03F 2200/171 (2013.01); H03F 2200/375 (2013.01); H03G 2201/103 (2013.01);
Abstract

Exemplary multipath digital microphones described herein can comprise exemplary embodiments of automatic gain control and multipath digital audio signal digital signal processing chains, which allow low power and die size to be achieved as described herein, while still providing a high DR digital microphone systems. Further non-limiting embodiments can facilitate switching between multipath digital audio signal digital signal processing chains while minimizing audible artifacts associated with either the change in the gain automatic gain control amplifiers switching between multipath digital audio signal digital signal processing chains.


Find Patent Forward Citations

Loading…