Patent ID: 8658473

Claim:
A method of forming a buried die module comprising: providing an initial laminate flex layer; forming a plurality of vias and a plurality of metal interconnects in and on the initial laminate flex layer, the plurality of metal interconnects extending through respective vias so as to form interconnects on each of opposing first and second surfaces of the initial laminate flex layer; forming a die opening through the initial laminate flex layer; securing a first uncut laminate flex layer to the first surface of the initial laminate flex layer by way of an adhesive material; positioning a die within the die opening of the initial laminate flex layer and onto the adhesive material; securing a second uncut laminate flex layer to the second surface of the initial laminate flex layer by way of an adhesive material; curing the adhesive material between the first uncut laminate flex layer and the initial laminate flex layer and between the second uncut laminate flex layer and the initial laminate flex layer; and forming a plurality of vias and a plurality of metal interconnects in and on the first and second uncut laminate flex layers, each of the plurality of metal interconnects extending through a respective via and being directly metalized to one of a metal interconnect on the initial laminate flex layer and a die pad on the die.