Patent ID: 11903133
Assignee: ZHUHAI ACCESS SEMICONDUCTOR CO., LTD.
Field: Audio-visual technology (Electrical engineering)
Classification: CPC H | IPC H

Claim 12:
13. The structure for embedding and packaging multiple devices by layer according to claim 12, further comprising a third insulating layer located below the first insulating layer and a fourth insulating layer located above the second insulating layer, wherein the third insulating layer comprises a second circuit layer located in the upper surface of the third insulating layer, a first via hole in the second circuit layer, and a fifth circuit layer located on the lower surface of the third insulating layer; the second circuit layer and the fifth circuit layer are conductively connected through the first via hole; the first conductive circuit layer and the second circuit layer are conductively connected through the first conductive copper pillar layer; and a terminal of the first device is communicated with the second circuit layer; and
the fourth insulating layer comprises a third circuit layer located in the lower surface of the fourth insulating layer, a second via hole in the third circuit layer, and a fourth circuit layer on the upper surface of the fourth insulating layer, wherein a terminal of the second device and a terminal of the third device are respectively communicated with the third circuit layer, the third circuit layer and the fourth circuit layer are conductively connected through the second via hole, and the first conductive circuit layer and the third circuit layer are conductively connected through the second conductive copper pillar layer.