ALEXANDRIA, Va., June 16 -- United States Patent no. 12,658,736, issued on June 16, was assigned to Renesas Design Austria GmbH (Graz, Austria).
"Wireless charging with reconfigurable RF waveform" was invented by Jacob Reyes (Graz, Austria) and Francesco Antonetti (Graz, Austria).
According to the abstract* released by the U.S. Patent & Trademark Office: "A system including a power device and a portable device for wireless powering of a load of the portable device is provided. The power device includes a transmitter stage to generate a carrier signal and an antenna connected to the transmitter stage to emit a magnetic field with a first waveform of the carrier signal. The portable device includes an antenna exposed to the magnetic field o...