Patent ID: 11869853
Assignee: SONY SEMICONDUCTOR SOLUTIONS CORPORATION
Field: Semiconductors (Electrical engineering)
Classification: CPC H | IPC H

Claim 0:
1. A semiconductor device, comprising:
a first substrate;
a second substrate; and
at least one guard structure including a first guard element, a second guard element, and a third guard element,
wherein the first substrate and the second substrate are bonded to one another at a bonding interface between a first surface of the first substrate and a second surface of the second substrate,
wherein the first guard element is in the first substrate and spaced apart from the third guard element by a portion of the first substrate,
wherein the second guard element is in the second substrate and spaced apart from the third guard element by a portion of the second substrate,
wherein the third guard element includes portions in the first surface and the second surface to bond the first substrate to the second substrate, and
wherein the at least one guard structure includes at least two guard structures that surround an opening portion that includes at least one power source pad.