Patent ID: 8193632
Filing Date: 2012-06-05
Classification: H01L

Abstract:
1. A three-dimensional conducting structure applied to a package, comprising: a substrate having an active surface, a passive surface opposite to the active one, a pad on the active surface, and a through hole; a first redistributed conductor, comprising: a projecting portion projected from the active surface of the substrate and electrically connected to the pad; and a receiving portion being outside the active surface and in contact with the projecting portion, wherein the projecting portion and the receiving portion constitute a recess, and the recess communicates with the through hole; a second redistributed conductor positioned within the through hole and the recess, being in contact with the receiving portion, and extended toward the passive surface along the through hole; and an insulator filled between the second redistributed conductor and the substrate and between the second redistributed conductor and the projecting portion.