Patent ID: 9443783
Filing Date: 2016-09-13
CPC Classification: H01L

Claim Text:
1. A method for forming a device comprising: placing two or more bottom dies on a first carrier wafer; forming a first molding compound between the two or more bottom dies such that electrical contacts on the two or more bottom dies are exposed, wherein the exposed electrical contacts are located on a side of the two or more bottom dies that faces away from the first carrier wafer, wherein the exposed electrical contacts on the two or more bottom dies are exposed using at least in part a grinding process; attaching the two or more bottom dies and the first molding compound to a second carrier wafer with an adhesive, wherein the adhesive is in physical contact with the electrical contacts; thinning the two or more bottom dies to expose through vias formed through the two or more bottom dies, wherein the thinning the two or more bottom dies is performed on an opposite side of the two or more bottom dies than the exposed electrical contacts side; forming electrical contacts to the through vias along a backside of the two or more bottom dies; and attaching one or more top dies to the one or more bottom dies.