Off line LED driver with integrated synthesized digital...

Offline control circuit of LED driver to control the maximum...

Open loop brightness control for EL lamp

Open loop current control ballast low pressure mercury...

Open protection circuit for backlight module

Open protection circuit for backlight module

Operating circuit arrangement for a discharge lamp

Operating circuit for a discharge lamp

Operating method and operating apparatus for a high pressure dis

Optical and temperature feedbacks to control display brightness

Over temperature protection circuit having plural thermal compon

Overvoltage and thermally protected electronic ballast

Ozone generator having a mercury lamp with a filament...