US Patent 11942385 Semiconductor package structure

A semiconductor package includes a substrate having a first side and a second side opposite to the first side, a first type semiconductor die disposed on the first side of the substrate, a first compound attached to the first side and encapsulating the first type semiconductor die, and a second compound attached to the second side, causing a stress with respect to the first type semiconductor die in the first compound. A method for manufacturing the semiconductor package described herein is also disclosed.