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.
Patent No.:
Date of Patent:
Dec. 28, 2021
Filed:
Dec. 03, 2019
Prophesee, Paris, FR;
Daniel Matolin, Freital, DE;
Christoph Posch, Bad Fischau, AT;
Prophesee, Paris, FR;
Abstract
The invention relates to pixel circuit and an operating method thereof, comprising—a front-end circuit () comprising a single photodiode (PD) and having an output (), said front-end circuit () being configured for delivering on said output a photoreceptor signal derived from a light exposure of said single photodiode (PD);—a transient detector circuit () configured for detecting a change in said photoreceptor signal delivered on said output ();—an exposure measurement circuit () configured for measuring said photoreceptor signal delivered on said output () upon detection by the transient detector circuit () of a change in the photoreceptor signal. The invention also relates to an image sensor comprising a plurality of pixel circuits