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US 11,696,468 B2Granted
Display apparatus
AssigneeSamsung Display Co., Ltd.
InventorsChiwook An, Soonil Jung, Sanghyun Choi
Life of this patent
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Abstract
A display apparatus includes: a display element configured to emit light; a first refractive layer on the display element and having an opening corresponding to the display element; a light extraction pattern located inside the opening of the first refractive layer; and a second refractive layer on the first refractive layer, the second refractive layer covering the first refractive layer and the light extraction pattern.
Claims8
A display apparatus comprising:
- a display element configured to emit light;
- a first refractive layer on the display element, the first refractive layer having a top surface with a concave surface corresponding to the display element;
- a light extraction pattern on the concave surface of the first refractive layer and having an island shape, the light extraction pattern having a size less than an area of the concave surface in a plan view;
- and
- a second refractive layer on the first refractive layer, the second refractive layer covering the first refractive layer and the light extraction pattern.
2 more elements
Dependencies are inferred from the claim text.