Patent ID: 11961783
Assignee: SONY SEMICONDUCTOR SOLUTIONS CORPORATION
Field: Semiconductors (Electrical engineering)
Classification: CPC H | IPC H

Claim 13:
14. A semiconductor apparatus, comprising:
a substrate;
a plurality of chips, each stacked on the substrate, includes a first chip, a second chip, and a third chip; and
a plurality of guard rings which includes a first guard ring, a second guard ring, and a third guard ring, wherein
the first guard ring is formed on an outer peripheral portion of the first chip to surround the first chip,
the second guard ring is formed on an outer peripheral portion of the second chip to surround the second chip,
the third guard ring is formed on an outer peripheral portion of the third chip to surround the third chip,
the first guard ring and the second guard ring are connected to each other through a first thermally conductive material, and
the second guard ring and the third guard ring are connected to each other through a second thermally conductive material.