Invention Grant
US08110440B2 Semiconductor device and method of forming overlapping semiconductor die with coplanar vertical interconnect structure 有权
半导体器件和形成具有共面垂直互连结构的重叠半导体管芯的方法

Semiconductor device and method of forming overlapping semiconductor die with coplanar vertical interconnect structure
Abstract:
A semiconductor device is made by forming first and interconnect structures over a first semiconductor die. A third interconnect structure is formed in proximity to the first die. A second semiconductor die is mounted over the second and third interconnect structures. An encapsulant is deposited over the first and second die and first, second, and third interconnect structures. A backside of the second die is substantially coplanar with the first interconnect structure and a backside of the first semiconductor die is substantially coplanar with the third interconnect structure. The first interconnect structure has a height which is substantially the same as a combination of a height of the second interconnect structure and a thickness of the second die. The third interconnect structure has a height which is substantially the same as a combination of a height of the second interconnect structure and a thickness of the first die.
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