Patent ID: 7915711
Filing Date: 2011-03-29
Classification: H01L

Abstract:
1. An intermediate article of manufacture comprising: a molded wafer having a molding material shaped into a wafer having a first side and a second side, a first semiconductor die in the molding material, and a second semiconductor die in the molding material spaced apart from the first die; a first trench and a second trench adjacent to the first trench in the first side of the molded wafer between the first and second dies, wherein the first trench and the second trench have a depth less than a thickness of the molded wafer; and a depression in the second side of the molded wafer aligned with the first trench and the second trench, wherein the depression has a depth that is less than the thickness of the molded wafer and forms a first opening through the molded wafer at an intersection with the first trench between the first and second dies, and forms a second opening through the molded wafer at an intersection with the second trench between the first and second dies.