Patent ID: 8705238
Filing Date: 2014-04-22
Classification: G11C,H01L,H05K,Y10T

Abstract:
1. An external storage device comprising: an interconnect substrate; at least one semiconductor chip disposed over a first surface of said interconnect substrate; a storage element provided in at least one of said at least one semiconductor chip; an inductor which is provided in at least one of said at least one semiconductor chip and which communicates information stored in said storage element to an outside; a driver circuit which is provided in at least one of said at least one semiconductor chip in order to drive said inductor; a contact type external terminal provided in said interconnect substrate; and a sealing resin layer which is formed over said first surface of said interconnect substrate and which seals said at least one semiconductor chip and does not cover said external terminal, wherein said inductor is formed at a surface of said semiconductor chip not facing said interconnect substrate, and wherein said sealing resin layer includes a recess in a region overlapping said inductor when seen in a plan view.