Display panel, method of manufacturing the same, and display device
AssigneesHefei Boe Optoelectronics Technology Co., Ltd., Boe Technology Group Co., Ltd.
InventorYuanhui Guo
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Abstract
A display panel, a method of manufacturing the display panel, and a display device are provided, the display panel includes a substrate; an underlayer on the substrate; a first electrode on the underlayer; an electroluminescent functional layer on the first electrode; and a second electrode on the electroluminescent functional layer, a longitudinal section of the underlayer has a contour which is concave from the first electrode toward the substrate as a whole, and in the longitudinal section, a thickness of a region of the underlayer close to a center of the panel is not greater than a thickness of a region of the underlayer close to an edge of the panel.
Claims20
A display panel comprising:
- a substrate;
- an underlayer on the substrate;
- a first electrode on the underlayer;
- an electroluminescent functional layer on the first electrode, the electroluminescent functional layer having a plurality of sub-pixel regions;
- and
- a second electrode on the electroluminescent functional layer,
- wherein an orthographic projection of the underlayer on the substrate covers orthographic projections of the plurality of sub-pixel regions on the substrate, a longitudinal section of the underlayer has a contour which is concave from the first electrode toward the substrate as a whole, and in the longitudinal section, a thickness of a region of the underlayer close to a center of the panel is not greater than a thickness of a region of the underlayer close to an edge of the panel.
A method of manufacturing a display panel, comprising:
- providing a first substrate;
- forming an underlayer on the first substrate;
- forming a first electrode on the underlayer;
- forming an electroluminescent functional layer on the first electrode having a plurality of sub-pixel regions;
- and
- forming a second electrode on the electroluminescent functional layer,
- wherein an orthographic projection of the underlayer on the substrate covers orthographic projections of the plurality of sub-pixel regions of the substrate, a longitudinal section of the underlayer has a contour which is concave from the first electrode toward the substrate as a whole, and in the longitudinal section, a thickness of a region of the underlayer close to a center of the panel is not greater than a thickness of a region of the underlayer close to an edge of the panel.
Dependencies are inferred from the claim text.