An electronic device is provided. The electronic device includes a housing including a first face and a second face, a conductive pattern extending in substantially the same direction as the first face, and an electronic circuit, wherein the conductive pattern includes a conductive line extending from a first end to a second end and includes a winding portion, wherein the winding portion includes a plurality of turns including an innermost turn defining an inner periphery of the winding portion and an outermost turn defining an outer periphery of the winding portion, wherein the electronic circuit is electrically connected to a first point positioned, and to a second point, and wherein the first point and the second point are disposed one of inside the inner periphery, outside the outer periphery, and between the inner periphery and the outer periphery.