Patent ID: 11963386
Assignee: SAMSUNG ELECTRONICS CO., LTD.
Field: nan (nan)
Classification: CPC H | IPC H

Claim 15:
16. A display apparatus comprising:
a base substrate;
a light emitting structure disposed on the base substrate; and
a thin film encapsulation layer disposed on the light emitting structure and including:
at least one inorganic layer; and
at least one organic layer, wherein

the at least one inorganic layer includes:
a high density layer having a first density; and
a low density layer having a second density lower than the first density, the high density layer and the low density layer are in contact with each other,

the base substrate includes:
a hole area that transmits light;
a hole peripheral area adjacent to the hole area in a non-display area;
a display area adjacent to the hole peripheral area; and
a trench disposed at the hole peripheral area, and

the at least one inorganic layer is disposed in the trench.