Display panel including a second support column inside a first support column
AssigneeWuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
InventorJing Ni
Life of this patent
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Abstract
A display panel includes a light emitting layer, and the light emitting layer includes a pixel defining layer, a plurality of light emitting structures, and a plurality of supporting structures located on the pixel defining layer. Each of the supporting structures includes a first support column and a second support column, the first support column is a hollow cylinder, the second support column is located inside the first support column, a height of the second support column is greater than a height of the first support column, and a shortest distance between the first support column and the second support column is greater than or equal to a radius or a side length of the second support column.
Claims14
A display panel, comprising a light emitting layer, wherein the light emitting layer comprises:
- a pixel defining layer having a plurality of openings;
- a plurality of light emitting structures disposed in the plurality of openings;
- and
- a plurality of supporting structures located on the pixel defining layer;
- wherein each of the supporting structures comprises a first support column and a second support column, the first support column is a hollow cylinder, the second support column is located inside the first support column, and a height of the second support column is greater than a height of the first support column;
- and
- a shortest distance between the first support column and the second support column is greater than or equal to a radius or a side length of the second support column.
Dependencies are inferred from the claim text.