Patent ID: 9368478
Filing Date: 2016-06-14
CPC Classification: H01L

Claim Text:
1. A microelectronic assembly comprising: a substrate having an opening extending between first and second oppositely facing surfaces of the substrate, the opening elongated in a first direction; and at least one microelectronic element having a front face facing and attached to the first surface of the substrate and a plurality of contacts at the front face overlying the opening, the microelectronic element having first and second opposite peripheral edges extending away from the front face, and a third peripheral edge extending between the first and second peripheral edges, wherein the first peripheral edge is aligned in the first direction with, an inner edge of the opening, wherein the opening extends beyond the second peripheral edge, and the microelectronic assembly includes at least one vent extending from the opening beyond the third peripheral edge of the microelectronic element.