Patent ID: 7911289
Filing Date: 2011-03-22
Classification: H01F,H01L,H03H

Abstract:
1. A filter comprising: a first magnetic layer; a second magnetic layer; an insulating layer disposed between the first magnetic layer and the second magnetic layer; a first coil and a second coil disposed in the insulating layer; a first non-magnetic layer disposed on one side of the first magnetic layer, which is opposite to the insulating layer; a second non-magnetic layer disposed on one side of the second magnetic layer, which is opposite to the insulating layer a first seed layer disposed in the insulating layer; a first lead-out layer disposed in the insulating layer and electrically connected to the first seed layer; and a second seed layer disposed in the insulating layer and electrically connected to the first coil, wherein the first lead-out layer is electrically connected to a portion of the second seed layer.