Eight states, DirecTV sue to block merger of local television owners Nexstar and Tegna

Attorneys general in eight states, including California, New York and Illinois, and DirecTV are filing lawsuits seeking to block the merger of Nexstar Media Group and its rival Tegna.
Businessworld

ViewSonic Unveils COB-based All-in-One Direct View LED Display In India

The LDC027G-091C features a pixel pitch of 0.9mm, delivering detailed visuals with 4K resolution on large displays ViewSonic Corporation has introduced its new Customisable All-in-One Direct View LED ...
IEEE

Ultra-Low Percentage Flicker High-Efficiency Direct AC LED Driver Using Constant Power Technology

Abstract: According to California’s 2016 Building Energy Efficiency Standards, the percentage flicker of light-emitting diode (LED) lighting fixtures should be below 30%. However, the percentage ...
IEEE

AC direct multiple-string LED driver with low THD and minimum components

Abstract: A multiple-string LED driver with low total harmonic distortion (THD) by sinusoid-like reference and minimum components is presented in this paper. The proposed commutating method is able to ...