Light-emitting diodes (LEDs) are widely used in general lightings due to their several
advantages including high efficiency, high reliability, long life, and environmental …

A compact LED driver with high power factor and low harmonic distortion is proposed for the
AC direct LED lighting. For the compact implementation of LED lamp, all the bulky passive …

This paper presents a linear constant current LED driver with no off-chip inductor or
capacitor. The proposed circuit consists of a main controller and constant current sources to …

In this paper, a novel system for driving LEDs directly from AC supply without the use of
electrolytic capacitors and inductors is proposed. The system includes a power …

A novel high efficiency multi-channel LED using a soft self-commutating technique and load
adaptive method is presented in this paper. Directly powered by a AC voltage, for a soft …

A novel low light flicker and low-profile LED driver with Unity Power Factor, Low Input
Current THD is proposed in this paper for AC direct lighting. To meet low flicker and low …

A high efficiency, high power factor, and linear constant current LED driver based on
adaptive segmented linear architecture is presented. When the input voltage varied, the …

A linear constant current light-emitting diode (LED) driver without off-chip inductor and
capacitor is presented in this paper. The proposed driver consists of one resistor, one diode …

Emerging dual use applications of light emitting diode (LED) for general illumination
(lighting) and free space optical (FSO)/visible light communication (VLC) require …

In the AC input applications, multi-segmented LED drivers are those employing the
piecewise linear topologies to lighten the DC LEDs. Without any energy-storing inductors …