Patent ID: 7224125

Claim:
A self-dimming fluorescent lamp package, comprising: a lamp base being of a size and shape to be inserted into an electrical socket and for electrically connecting the lamp package to the electrical socket, the base including an open end and a closed end and a wall surrounding the closed end to provide an enclosure around a space; a complete ballast circuit with a dimming function, wherein the ballast circuit is contained substantially within the space in the base and is electrically connected to the base to receive power from the lamp socket; a fluorescent lamp extending away from the base and operatively connected to the ballast circuit; a sensor for providing an indication of an environmental condition and operatively coupled to the dimming function of the ballast circuit to provide the ballast circuit with signals for driving the fluorescent lamp, wherein the signals are related to the environmental condition; and a diffuser disposed around the fluorescent lamp, wherein the sensor is disposed on the diffuser.