Patent ID: 11876074
Assignee: NANYA TECHNOLOGY CORPORATION
Field: Semiconductors (Electrical engineering)
Classification: CPC H | IPC H

Claim 3:
4. The semiconductor device of claim 2, further comprising a second upper annular pad and a second lower annular pad;
wherein the second upper annular pad is positioned between the bottom exterior layer and the package structure, wherein an inner diameter of the second upper annular pad is smaller than an inner diameter of the top opening of the bottom interconnector, wherein an outer diameter of the second upper annular pad is equal to an outer diameter of the top opening of the bottom interconnector;
wherein the second lower annular pad is positioned between the bottom exterior layer and the base structure, wherein an inner diameter of the second lower annular pad is smaller than an inner diameter of the bottom opening of the bottom interconnector, wherein an outer diameter of the second lower annular pad is equal to an outer diameter of the bottom opening of the bottom interconnector.