Patent ID: 8160655

Claim:
A wireless headset, the headset comprising: a body, the body comprising an RF integrated circuit in electrical communication with an antenna and a baseband circuit, the baseband circuit in electrical communication with a microphone and a speaker; an ear clip, the ear clip engaged to the body; and a plurality of devices for converting at least two different sources of energy into electrical power, the sources of energy selected from the group consisting of solar energy, thermoelectric energy, piezoelectric energy, and vibration energy, the plurality of devices being in electrical communication with the RF integrated circuit and the baseband circuit, wherein a first one and a second one of the plurality of devices comprise a first microgenerator and a second microgenerator, respectively, that are constructed and arranged to convert vibration energy, wherein the first microgenerator is oriented on a vertical axis and the second microgenerator is oriented on a horizontal axis, wherein the ear clip comprises at least one of the first microgenerator and the second microgenerator, and wherein a third one of the plurality of devices is configured to convert solar energy, thermoelectric energy, or piezoelectric energy.