US Patent No. 10,433,382

LOW FLICKER AC DRIVEN LED LIGHTING SYSTEM, DRIVE METHOD AND APPARATUS


Patent No. 10,433,382
Issue Date October 01, 2019
Title Low Flicker Ac Driven Led Lighting System, Drive Method And Apparatus
Inventorship Robert Kottritsch, Shefford Bedfordshire (GB)
Mike Miskin, Sleepy Hollow, IL (US)
Qinheng Wang, Shanghai (CN)
Assignee LYNK LABS, INC., Elgin, IL (US)

Claim of US Patent No. 10,433,382

1. An LED lighting device comprising:a first LED circuit having at least one LED, the first LED circuit having at least a first switch connected in series with the first LED circuit;
a second LED circuit having at least one LED, the second LED circuit having at least a second switch connected in series with the second LED circuit;
a third switch configured to connect the first LED circuit in series with the second LED circuit;
a controller for dynamically controlling the first switch, the second switch and the third switch to connect the first LED circuit and the second LED circuit in series or parallel configurations in response to an input to the controller; and
a dimmer control, wherein the dimmer control regulates voltage and current provided to each LED circuit.