WAFER LEVEL MEMS PACKAGE INCLUDING DUAL SEAL RING
摘要:
A microelectromechanical systems (MEMS) package includes a substrate extending between a first pair of outer edges to define a length and a second pair of outer edges to define a width. A seal ring assembly is disposed on the substrate and includes at least one seal ring creating a first boundary point adjacent to at least one MEMS device and a second boundary point adjacent at least one of the outer edges. The package further includes a window lid on the seal ring assembly to define a seal gap containing the at least one MEMS device. The seal ring assembly anchors the window lid to the substrate at the second boundary point such that deflection of the window lid into the seal gap is reduced.
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