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:
Apr. 03, 2018
Filed:
Jan. 06, 2017
Eldolab Holding B.v., Son en Breugel, NL;
Machiel Slot, Richmond Hill, CA;
Antonius Jacobus Maria Cremer, Oisterwijk, NL;
EldoLAB Holding B.V., Son En Breugel, NL;
Abstract
A method of driving a number of high-power light-emitting diodes (LEDs) which are divided into two or more groups, each group being separately energizable by a corresponding one of the power supplies, includes: a) energizing or deenergizing a supply current from the corresponding one of the power supplies into a first one of the groups; b) waiting for a predetermined wait time period; and c) repeating step a) and b) for a second one of the groups. Besides, a supply unit for performing the method comprises a control input, a control unit, and at least two power supplies for correspondingly feeding the two or more LEDs groups.