Patent ID: 9401345
Filing Date: 2016-07-26
CPC Classification: H01L

Claim Text:
1. A method for assembling an integrated circuit package, the method comprising: a) providing a flexible tape having first and second sets of bond pads on respective first and second surfaces thereof; b) attaching the first surface of the flexible tape to a carrier; c) forming conductive pillars on the second set of bond pads; d) depositing an intermediate layer of polymeric compound on the second surface of the flexible tape; e) grinding a surface of the intermediate layer to expose ends of the conductive pillars to form a sub-assembly comprising the flexible tape and the intermediate layer; f) removing the carrier from the sub-assembly, thereby creating an interposer; g) attaching the interposer to a substrate; h) attaching at least one die to the interposer, wherein, after step e) and before step f), the method further comprises: overmolding the at least one die, the interposer, and a portion of the substrate with a molding compound, thereby leaving a surface of the substrate exposed.