a system for enhancing power efficiency of a wireless device is disclosed . in one embodiment , the wireless device includes a transmitter having a transmitter antenna and configured to transmit a signal , as well as an energy receiver having a plurality of energy receiver antenna elements positioned across one or more surfaces of the wireless device . the energy receiver antenna elements are each configured to receive a portion of the signal , convert the portion of the signal into power , and provide the power to one or more components of the wireless device .