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:
May. 20, 2025

Filed:

Nov. 15, 2022
Applicant:

Stmicroelectronics S.r.l., Agrate Brianza, IT;

Inventors:

Nicola Errico, Rho, IT;

Alessandro Cannone, Rho, IT;

Enrico Ferrara, Milan, IT;

Luigi Piscitelli, Cusano Milanino, IT;

Assignee:

STMICROELECTRONICS S.R.L., Agrate Brianza, IT;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01R 31/28 (2006.01); G01R 31/3167 (2006.01); G01R 31/319 (2006.01);
U.S. Cl.
CPC ...
G01R 31/2834 (2013.01); G01R 31/3167 (2013.01); G01R 31/31926 (2013.01);
Abstract

A circuit includes: first analog-to-digital converters (ADCs) configured to be coupled to respective ones of first sensors; a first multiplexer (MUX) coupled to output terminals of the first ADCs; a second MUX configured to be coupled to second sensors which are redundant sensors for the first sensors; a second ADC coupled to an output terminal of the second MUX, the first MUX and the second MUX being controlled by a selection signal; a first checker circuit configured to compare a first data at an output terminal of the first MUX with a second data at an output terminal of the second ADC; and a plurality of switches coupled between respective ones of the input terminals of the second MUX and a reference voltage node.


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