Patent ID: 11921396
Assignee: LG DISPLAY CO., LTD.
Field: Optics (Instruments)
Classification: CPC G  H | IPC G  H

Claim 22:
23. A display device comprising:
a display panel including pixels and configured to display an image;
a viewing angle adjustment device configured to adjust a viewing angle of the display panel by controlling a path of light emitted by the display panel according to a drive mode; and
a cover substrate disposed on the viewing angle adjustment device,
wherein the viewing angle adjustment device comprises:
a first protective layer;
a second protective layer disposed on the first protective layer;
a first electrode disposed on a upper surface of the first protective layer;
a second electrode disposed on a lower surface of the second protective layer;
a light conversion layer disposed between the first electrode and the second electrode and comprising a partition wall portion and a containing portion alternately disposed, the containing portion including dispersion liquid and floating particles dispersed inside the dispersion liquid; and
an auxiliary light conversion layer disposed on the second protective layer, and
wherein the auxiliary light conversion layer comprises:
first patterns where a light absorbing layer and a transparent layer are disposed in a center area, and
second patterns where the light absorption layer, the transparent layer and a reflective layer are disposed in an edge area.