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:
Mar. 25, 2025
Filed:
Jul. 16, 2019
Sorbonne Universite, Paris, FR;
Centre National DE LA Recherche Scientifique—cnrs, Paris, FR;
Inserm (Institut National DE LA Santé ET DE LA Recherche Médicale), Paris, FR;
Jean Lorenceau, Paris, FR;
Suzon Ajasse, Rosny sous Bois, FR;
SORBONNE UNIVERSITE, Paris, FR;
CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE—CNRS, Paris, FR;
INSERM (INSTITUT NATIONAL DE LA SANTÉ ET DE LA RECHERCHE MÉDICALE), Paris, FR;
Abstract
Disclosed is a device including a detector producing a signal depending on variations of the pupil diameter of an eye of a subject, a display for presenting, to the subject, a light pattern subdivided into a plurality of regions, and an analyzer receiving the signal of the detector and analyzing the frequential content thereof. The display is controlled such that each region has a light intensity modulated at a respective modulation frequency, the modulation frequencies being different from one region to the next.