Patent ID: 8605033

Claim:
A display system comprising: a transmitting unit comprising: a power supply configured to supply power to a display; a display signal generating unit configured to generate a display signal; and a transmitter in communication with the power supply and the display signal generating unit, the transmitter configured to combine the display signal and the power for the display into a modulated frequency signal and further configured to continuously transfer the modulated frequency signal wirelessly to a receiving unit via an energy field; and the receiving unit comprising: a receiver configured to receive the modulated frequency signal from the transmitting unit and extract the power from the modulated frequency signal; a control unit configured to receive the modulated frequency signal from the receiver and decode the display signal from the modulated frequency signal; and the display configured to receive the decoded display signal and the power from the modulated frequency signal and in response, continuously update displayed content based on the decoded display signal; and where the power extracted by the receiver is used to power the control unit and the display.