An electronic device , comprising: - a housing comprising a first surface facing in a first direction, a second surface facing in a second direction opposite the first direction, and a side member enclosing at least a portion of a space between the first surface and the second surface ; - a first metal plate positioned between the first surface and the second surface ; - a conductive coil positioned within the housing, having a shaft substantially perpendicular to the first direction or the second direction, and that winds around the first metal plate ; - a first communication circuit positioned within the housing and electrically connected to the conductive coil; - a second communication circuit positioned within the housing and electrically connected to the first metal plate; - a display exposed through at least a portion of the first surface ; and - a processor positioned within the housing and electrically connected to the first communication circuit , the second communication circuit , and the display , - wherein the second surface comprises a first portion comprising a conductive material and including a first opening and a second portion comprising a non-conductive material that fills the first opening, - the conductive coil is positioned under the first portion when viewed from above the second surface, - a portion of the first metal plate is wound with the conductive coil, - another portion of the first metal plate is electrically connected to the second communication circuit, - the another portion extends to the first opening when viewed from above the second surface, - a first magnetic flux is generated in the conductive coil by the first communication circuit, and - a second magnetic flux advancing in a direction perpendicular to an advancing direction of the first magnetic flux is generated by the second communication circuit in the another portion of the first metal plate. - a housing comprising a first surface facing in a first direction, a second surface facing in a second direction opposite the first direction, and a side member enclosing at least a portion of a space between the first surface and the second surface ; - a first metal plate positioned between the first surface and the second surface ; - a conductive coil positioned within the housing, having a shaft substantially perpendicular to the first direction or the second direction, and that winds around the first metal plate ; - a first communication circuit positioned within the housing and electrically connected to the conductive coil; - a second communication circuit positioned within the housing and electrically connected to the first metal plate; - a display exposed through at least a portion of the first surface ; and - a processor positioned within the housing and electrically connected to the first communication circuit , the second communication circuit , and the display , - wherein the second surface comprises a first portion comprising a conductive material and including a first opening and a second portion comprising a non-conductive material that fills the first opening, - the conductive coil is positioned under the first portion when viewed from above the second surface, - a portion of the first metal plate is wound with the conductive coil, - another portion of the first metal plate is electrically connected to the second communication circuit, - the another portion extends to the first opening when viewed from above the second surface, - a first magnetic flux is generated in the conductive coil by the first communication circuit, and - a second magnetic flux advancing in a direction perpendicular to an advancing direction of the first magnetic flux is generated by the second communication circuit in the another portion of the first metal plate. <EOS>