US Patent Issued to Apple on Oct. 28 for "Methods and circuitry for mitigating saturation in wireless power systems" (California Inventors)

ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,456,886, issued on Oct. 28, was assigned to Apple Inc. (Cupertino, Calif.).

"Methods and circuitry for mitigating saturation in wireless power systems" was invented by Adam L. Schwartz (Redwood City, Calif.), Alireza Safaee (San Jose, Calif.), Stephen C. Terry (San Jose, Calif.) and Zhiyuan Hu (Santa Clara, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A wireless charging system having a power transmitter may wirelessly transfer power to a power receiver. Shield saturation, such as saturation of a ferrite structure, in the wireless power receiver may occur under some operating conditions. Saturation can lead to disruptive oscillations in power t...