Patent ID: 11942551
Assignee: SAMSUNG ELECTRONICS CO., LTD.
Field: Semiconductors (Electrical engineering)
Classification: CPC H | IPC H

Claim 19:
20. The semiconductor device of claim 15, wherein
the gate structure includes a gate spacer extending in the second direction along a sidewall of the gate electrode,
the gate spacer includes a first sidewall extending in the second direction and a second sidewall extending in a third direction perpendicular to the first direction and the second direction,
a portion of the source/drain pattern is in contact with the second sidewall of the gate spacer,
the inner sidewall of the semiconductor liner layer includes a facet portion extending from the second sidewall of the gate spacer, and
the second semiconductor insertion layer is in contact with the second sidewall of the gate spacer and covers the facet portion of the inner sidewall of the semiconductor liner layer.