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:
Jul. 28, 2026

Filed:

Apr. 20, 2022
Applicant:

Qualcomm Incorporated, San Diego, CA (US);

Inventor:

Robert J. Littrell, Milton, MA (US);

Assignee:

QUALCOMM Incorporated, San Diego, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H10N 30/30 (2023.01); B81B 3/00 (2006.01); H10N 30/88 (2023.01);
U.S. Cl.
CPC ...
H10N 30/302 (2023.02); B81B 3/0021 (2013.01); H10N 30/88 (2023.02); B81B 2201/0235 (2013.01); B81B 2201/0257 (2013.01);
Abstract

A sensor device that senses proper acceleration. The sensor device includes a substrate, a spacer layer supported over a first surface of the substrate, at least a first cantilever beam element having a base and a tip, the base attached to the spacer layer, and which is supported over and spaced from the substrate by the spacer layer. The at least first cantilever beam element further including at least a first layer comprised of a piezoelectric material, a pair of electrically conductive layers disposed on opposing surfaces of the first layer, and a mass supported at the tip portion of the at least first cantilever beam element.


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Littrell, Robert. (2026). Piezoelectric accelerometer with wake function (U.S. Patent No. 12696687). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12696687

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