A PT-symmetric WPT system with two parallel transmitting coils and an OA-based negative resistance achieves up to 313% higher load power and keeps voltage fluctuation below 3.4% under horizontal and vertical displacements.
Optimization and Design of Small Circular Coils in a Magnetically Coupled Wireless Power Transfer System in the Megahertz Frequency
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Analysis and Design of Double-Transmitting Coil Systems based on Parity-Time Symmetry
A PT-symmetric WPT system with two parallel transmitting coils and an OA-based negative resistance achieves up to 313% higher load power and keeps voltage fluctuation below 3.4% under horizontal and vertical displacements.