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. 30, 2023
Applicants:

Stmicroelectronics (Grenoble 2) Sas, Grenoble, FR;

Stmicroelectronics (Crolles 2) Sas, Crolles, FR;

Inventors:

Cedric Tubert, Saint-Egreve, FR;

Matteo Maria Vignetti, Aix les Bains, FR;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01J 1/44 (2006.01);
U.S. Cl.
CPC ...
G01J 1/44 (2013.01); G01J 2001/446 (2013.01);
Abstract

An embodiment light sensor includes an array of pixels arranged in rows and in columns. Each pixel comprises a photodiode, a sense node coupled to the photodiode, and an initialization transistor connected to the sense node. N successive pixels of a column or of a row are associated, where N is greater than or equal to 2. The initialization transistor of a first one of the pixels arranged at one end of the association of the N pixels is connected between the sense node of the first one of the pixels and a node of application of an initialization potential. For each two successive pixels among the N pixels, the initialization transistor of one of the pixels that is the most distant from the end is connected between the sense nodes of the two pixels.


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