Arrangement provided with a voltage converter for supplying...
Automatic backlight for handheld devices
Automatic dimmer cutout for arc lamp of fiber optic light source
Automatic foreground lighting effects in a composited scene
Automatic light dimmer for gas discharge lamps
Automatic light dimmer for gas discharge lamps
Automatic luminosity cyclical modulation device for a lighting f
Automatic momentary secondary light source assembly
Automatic state tranition controller for a fluorescent lamp
Automotive information systems
Auxiliary-voltage source for supplying electric circuits which a