Patent ID: 10193352

Abstract:
A wireless power transmission apparatus is described that comprises a mounting member, an upper transmission coil disposed on the mounting member, and first and second terminals disposed in the mounting member. The upper transmission coil comprises an outer coil part connected to the first terminal and formed in one-turn with respect to a central axis between the first and second terminals, a first inner coil part connected to the outer coil part and formed in a half-turn on a first side of the central axis, a second inner coil part connected to the first inner coil part, formed in a half-turn on a second side of the central axis, a third inner coil part connected to the second inner coil part, formed in a half-turn on the first side of the central axis, and a fourth inner coil part connected to the third inner coil part and the second terminal, formed in a half-turn on the second side of the central axis.