Birch, Stewart, Kolasch & Birch, LLP
Structure of wireless power transmission system
An embodiment of the present invention relates to a coil assembly for a wireless power transmitter, comprising: a single coil, which comprises a wire, and which has a circular hole formed therein; and a plurality of shielding members (ferrites) coupled to the single coil, wherein the outer diameter of the single coil may be approximately equal to or larger than about 185 mm and equal to or less than 195 mm, and the inner diameter of the single coil may be approximately equal to or larger than 75 mm and equal to or less than 85 mm.
LG ELECTRONICS INC.
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Seonghun
Lee