Patent ID: 8139948

Claim:
A system for providing electrical energy to a device used in connection with an imaging room, the room having shielding against electromagnetic fields, the system comprising: an electromagnetic radiation emitting component for emitting electromagnetic radiation; and a transducer located in the room for detecting the electromagnetic radiation, transforming the electromagnetic radiation into electrical energy, and directing the electrical energy to the device used in connection with the imaging room so as to supply power to the device and to minimize interfering magnetic fields in the room, the transducer comprising an optical connecting element for collecting the electromagnetic radiation, a photovoltaic element for transforming the electromagnetic radiation into electrical energy, a photodiode, a transducer controller, a monitoring switch circuit, wherein the photodiode operably connected with the photovoltaic element for monitoring a characteristic of the electromagnetic radiation and transmitting data corresponding to the monitored characteristic of the electromagnetic radiation to the transducer controller, wherein the photovoltaic element and the photodiode operably connected to the transducer controller via the monitoring switching circuit, wherein at least one control signal is transmitted from the transducer to the electromagnetic radiation emitting component, the at least one control signal partially based on detection of the electromagnetic radiation or operating characteristics of the device used in connection with the imaging room, and wherein the data corresponding to the characteristic of the electromagnetic radiation and the at least one control signal for controlling the electromagnetic radiation emitting component are transmitted from the transducer to the the electromagnetic radiation emitting component.