US 2022/0187648 A1 · DISPLAY DEVICE

Abstract

A display device including a first display substrate including a switching element disposed on a first base, a height difference generation pattern disposed on the switching element to overlap with the switching element, a color filter layer disposed on the height difference generation pattern and covering the height difference generation pattern, an organic layer disposed on the color filter layer and including a protruding part overlapping the height difference generation pattern, and a pixel electrode disposed on the organic layer, electrically connected to the switching element, and not overlapping the protruding part; a second display substrate including a second base facing the first base; a liquid crystal layer disposed between the first and second display substrates; and a column spacer disposed between a first surface of the second base facing the first base and the organic layer and overlapping the protruding part.

Claims11

Dependent claims

A display device comprising:

a first base;
a switching element disposed on a surface of the first base;
an insulating layer disposed on the switching element and overlapping with the switching element;
a color filter disposed on the insulating layer and overlapping with the insulating layer;
an organic layer disposed on the color filter and comprising a protruding portion overlapping with the insulating layer;
and
a pixel electrode disposed on the organic layer, the pixel electrode being electrically connected to the switching element,
wherein:
the organic layer includes a portion which does not overlap the switching element;
a first height measured from the surface of the first base to an upper surface of the protruding portion is greater than a second height measured from the surface of the first base to an upper surface of the portion of the second organic layer;
and
a height difference between the second height and the first height is 0.6 μm to 0.8 μm.

9 more elements

A display device comprising:

a first base including a first pixel area and a second pixel area;
a first switching element and a second switching element disposed on an upper surface of the first base, the first switching element located in the first pixel area and the second switching element located in the second pixel area;
an insulating layer disposed on the first switching element and overlapping with the first switching element;
a first color filter disposed on the first switching element and the insulating layer;
a second color filter disposed on the second switching element;
an organic layer disposed on the first color filter and the second color filter, the organic layer comprising a first protruding portion overlapping with the insulating layer;
a first pixel electrode disposed on the organic layer in the first pixel area, the first pixel electrode being electrically connected to the first switching element;
a second pixel electrode disposed on the organic layer in the second pixel area, the second pixel electrode being electrically connected to the second switching element;
wherein:
the organic layer further comprises a portion overlapping with the second switching element;
a first height measured from the surface of the first base to an upper surface of the first protruding portion is greater than a second height measured from the surface of the first base to an upper surface of the portion of the organic layer;
and
a height difference between the first height and the second height is 0.3 μm to 0.5 μm.

10 more elements

Dependencies are inferred from the claim text.

Display device

Life of this patent

Display device

Life of this patent

Abstract

Claims11