Patent ID: 11948833
Assignee: SONY GROUP CORPORATION
Field: Audio-visual technology (Electrical engineering)
Classification: CPC H | IPC H

Claim 0:
1. A light detecting device, comprising:
a first substrate section including a first semiconductor layer and a first insulating layer, wherein the first insulating layer includes a first wiring, wherein the first semiconductor layer includes a pixel array having a plurality of photoelectric conversion portions, and wherein the first insulating layer is disposed at a first side of the first semiconductor layer;
a second substrate section including a second semiconductor layer and a second insulating layer;
a first insulating film disposed at a second side of the first semiconductor layer opposite the first side of the first semiconductor layer;
a first connection hole penetrating the first insulating film, the first semiconductor layer, and only part of the first insulating layer to expose a part of the first wiring;
a second insulting film disposed on at least a part of an inner side surface of the first connection hole; and
a first via disposed in the first connection hole and in contact with the first wiring.