Administration device for lighting fixtures

Apparatus for controlling power consumption in lighting loads an

Apparatus for controlling power consumption in lighting loads an

Apparatus for digital communications with multiparameter...

Apparatus for digital communications with multiparameter...

Auxiliary lighting control circuit and method for a HID lamp lig

Backlight control circuit with two transistors

Bi-level control system for lighting and other applications

Bi-level switch

Ceiling fan and light assembly control circuit with remote contr

Centrally controlled lighting installation having a plurality of

Circuit for selective power supply to electrical units

Color-differential type light display device

Control and communication processor potentiometer system for con

Control circuit for system for controlling the operation of elec

Controllable lighting system with a second communication...

Controlled dimmer lighting system

Coupling of carrier signal from power line

Current-level-sensitive switching system

Data distribution in lighting systems