Patent ID: 8044875
Filing Date: 2011-10-25
Classification: H01F,H01Q

Abstract:
1. A coil part used in a antenna coil comprising: a cross shape core that comprises a first winding frame part extending in a first direction and being provided with a coil, and a second winding frame part extending in a second direction crossing the first direction and being provided with a coil, wherein a first core including the first winding frame part is interlocked with a second core including the second winding frame part so that the first direction is orthogonal to the second direction, a first interlocking part placed in the first core includes a first concave part formed as a concave shape and a first convex part formed as a convex shape, and a second interlocking part placed in the second core includes a second convex part which is interlocked with the first concave part and formed as a convex shape, and a second concave part which is interlocked with the first convex part and formed as a concave shape.