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:
Jun. 02, 2009
Filed:
May. 16, 2007
Arnaud Peizerat, Grenoble, FR;
Arnaud Peizerat, Grenoble, FR;
Commissariat a l'Energie Atomique, Paris, FR;
Abstract
The disclosure relates to a microelectronic image sensor device comprising: at least one detector formed by at least one photo-detector element, at least one integration capacitor associated to the photo-detector and capable of providing at least one analogue signal capable of varying at least according to a current provided by the detector, and analogue/digital conversion means for equalising charges comprising: a comparator, injector means capable of modifying the analogue signal by one or more injections, respectively of a given quantity of charge, into the capacitor, command means for charge injector means capable of modulating the given quantity of charge injected according to the intensity of said current.