Abstract: In order to design a high-efficiency, cost-effective, high-power driver for supplying multiple light-emitting diode (LED) strings in parallel, a novel single-stage bridgeless, soft-switched ...
A police officer was hit by a speeding driver Tuesday on an Interstate in Washington, D.C., while helping another driver whose car broke down, police said. The officer was seriously injured and ...
Abstract: The main objectives in driving multiple LED strings include achieving uniform current control and high-performance pulse width modulation (PWM) dimming for all strings. This study proposes a ...
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