Patent attributes
A manufacturing method for a semiconductor device embedded substrate, includes: a first step of preparing a semiconductor device having a first insulating layer; a second step of arranging the semiconductor device on one surface of a support body; a third step of forming a second insulating layer on the one surface of the support body; a fourth step of removing the support body; a fifth step of forming a third insulating layer on a surface of each of the semiconductor device and the second insulating layer; a sixth step of mounting a wiring substrate on a surface of each of the semiconductor device and the second insulating layer; a seventh step of forming a via-hole in the second insulating layer and the third insulating layer; and an eighth step of forming a second wiring pattern on a surface of each of the first insulating layer and the second insulating layer.