Patent ID: 8293172

Claim:
A method of dispensing a volatile material for an operating cycle the method comprising the steps of: providing power to a volatile material diffuser having a diffusion element; operating the diffusion element for a first period of time, wherein the diffusion element is continuously activated and deactivated during the period of time at a first duty cycle having a first on time and a first off time; operating the diffusion element for a final period of time, wherein the diffusion element is continuously activated and deactivated during the final period of time at a final duty cycle having a final on time and a final off time; and ending the operating cycle after the final period of time; wherein the operating cycle comprises the first period of time and the final period of time, the first duty cycle is less than about 100% such that the first off time is greater than about 0 seconds and the final duty cycle is about 100% such that the final off time is about 0 seconds and wherein the final period of time begins after the first period of time has finished and the final period of time comprises at least about 60% of a total time of the operating cycle.