An optical wireless power supply system includes a light source unit including a plurality of light source elements, and a photoelectric conversion unit including a plurality of photoelectric conversion elements, in which a light emitting surface of the li...

A two-mode DC/DC converter systems, for use in wireless power transmission receivers, and which allow the use of conventional logic circuits, operating at voltages well over IV, to efficiently drive DC/DC converter circuits even while being powered from th...

A wireless power transmitter for powering a remote receiver using a laser beam, the laser beam generator having current inputs and outputs electrically insulated from their surroundings, and each including a separate controlled gated switch. The transmitte...

The invention relates to a mobile electronic device (2) equipped with a rechargeable energy storage device and a charging station (1) for charging the energy storage device. The device (2) is designed to receive energy (4) wirelessly and to transmit inform...

Abase station, methods and a computer program product are disclosed. Abase station controller unit for supporting communication with user equipment of a wireless telecommunications network comprises: processor logic operable to convert between backhaul sig...

An optical battery recharger (10) for recharging batteries of an electrical or electronic appliance includes an internal unit (20) built integrally within the appliance. The internal unit (20) has one or more photovoltaic receptors (22) connected to a batt...

There is provided a wireless-type power supply method for use when the object to which energy is to be transmitted is relatively small, such as a micromachine, and which allows high-voltage electrical energy to be transmitted without using a wire. In this ...