The purpose of the present invention is to provide a wireless power-supply system using magnetic resonance, which is different from the conventional point of view. In a wireless power-supply system (101), the positional relationship (distance C) between a ...

In case different kinds of power generation modules are mounted on a vehicle, an internal impedance and an availability condition varies by each, therefore a control circuit is needed for each of them. As the number of modules and control circuits grow, th...

A wireless charging system having a battery with at least one cell, a receiving coil wrapped around the at least one cell and a charger having a transmitting field designed to couple with the receiving coil of the battery. A battery is further described ha...

A hearing aid includes a magnetostrictive electroactive (ME) sensor that generates an electrical signal in response to a magnetic field or a mechanical pressure. In various embodiments, the ME sensor is used for cordless charging of a rechargeable battery ...

Embodiments of the present invention provide systems and methods for NFC secure application support when an NFC device is executing in a battery-off or battery-low mode. In such a case, the NFC device may have enough power to execute some applications (e.g...

The present invention provides, inter alia, a portable energy harvesting system with an output to charge or provide direct operating power to an external portable appliance such as, for example, a mobile phone or an MP3 player. This system may comprise one...