Patent ID: 9130369
Filing Date: 2015-09-08
Classification: H02H,H02J

Abstract:
1. A wireless power receiver apparatus, comprising: an antenna circuit configured to wirelessly receive power, from a transmitter, at a level sufficient to power or charge a load, wherein the antenna circuit is electrically connected to an overvoltage protection circuit that is electrically connected between the antenna circuit and the load comprising a rectifier; a matching circuit electrically connected to the antenna circuit; and a switching element electrically connected to the matching circuit, wherein at least one of the matching circuit or the switching element is configured to reduce an amount of the received power flowing into the overvoltage protection circuit in response to an overvoltage condition, wherein the matching circuit comprises at least two components, wherein the switching element is electrically connected between the at least two components, and wherein the matching circuit is configured to reduce the amount of the received power and provide the reduced amount of the received power to the switching element.