Organic EL drive circuit and organic EL display device using...

Oscillating driver circuit with power factor correction, electro

Output short circuit protection for electronic ballasts

Output short circuit protection for electronic ballasts

Over temperature protection circuit having plural thermal compon

Overheating protection device for a control device in gas...

Overvoltage and thermally protected electronic ballast

Overvoltage protection for hid lamp ballast

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

Packaged information systems

Paired dimmers for controlling harmonic currents

Parallel access memory lighting system

Parallel transformer with output side electrical decoupling

Passive control network for remote control of load output level

Peak detection with digital conversion

Perceptible flickering reduction

PFC and ballast control IC

PFC and ballast control IC

Phase control circuit having independent half cycles

Phase detection control circuit for an electronic ballast