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:
Nov. 25, 2025
Filed:
Oct. 30, 2023
Zkw Group Gmbh, Wieselburg, AT;
Harald Graf, Würflach, AT;
ZKW Group GmbH, Wieselburg, AT;
Abstract
The disclosure relates to a lighting device () that includes (i) a multi-LED chip (), wherein the multi-LED chip () has a plurality of LED light sources (') as well as a plurality of regulating elements (″), wherein each LED light source (′) is assigned a regulating element (″) connected in series for regulating the current consumption of the respective LED light source (′) and together with the regulating element (″) forms a controllable string (), wherein each LED light source (′) is designed to be individually switchable; and (ii) an electrical control unit (), which has a step-down converter () with a voltage input (Vin), a feedback input (FB) and a voltage output (Vout) and a microcontroller () with a signal input (Sin) and a signal output (Sout).