US Patent 8259984 Headset with on-ear detection

A headset including a body configured to be affixed to an ear of a user, and a speaker for reproducing an audio signal, the speaker representing part of the body such that when the body is affixed to the ear, the speaker is positioned proximate the ear canal of the user. The headset further includes at least one sensor for producing an output indicative of whether the body is affixed to the ear. In addition, the headset includes an analyzer, operatively coupled to the at least one sensor, for analyzing whether the body is affixed to the ear based on the output of the at least one sensor.