Samsung electronics co., ltd. (20240429743). STRUCTURE FOR IMPROVING PERFORMANCE OF RESONATOR
STRUCTURE FOR IMPROVING PERFORMANCE OF RESONATOR
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STRUCTURE FOR IMPROVING PERFORMANCE OF RESONATOR
This abstract first appeared for US patent application 20240429743 titled 'STRUCTURE FOR IMPROVING PERFORMANCE OF RESONATOR
Original Abstract Submitted
according to various embodiments, a cover device capable of being coupled to a wireless power-receiving unit comprising circuitry configured to receive wireless power from a wireless power-transmitting unit comprising circuitry may comprise: a first capacitor; a first coil connected to the first capacitor; a ferrite sheet arranged, on at least a portion of the first coil, in the coupling direction between the wireless power-receiving unit and the cover device; and a metal sheet arranged, on at least a portion of the ferrite sheet, in the coupling direction between the wireless power-receiving unit and the cover device. the first capacitor and the first coil can form a closed loop. a first resonance frequency of the first coil can be higher than a second resonance frequency of a second coil of the wireless power-receiving unit.