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US 2021/0202606 A1Published application
Organic light emitting display apparatus
AssigneeLG Display Co., Ltd.
InventorsTaemin KIM, Kyunghoon HAN, Wonhoe KOO
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Abstract
An organic light emitting display apparatus include a substrate including a plurality of pixels having a plurality of sub-pixels, a plurality of organic light emitting elements disposed at the plurality of sub-pixels, and a plurality of light extraction patterns on the plurality of organic light emitting elements and having different shapes at each of the plurality of sub-pixels.
Claims22
An organic light emitting display apparatus, comprising:
- a substrate including a plurality of pixels having a plurality of sub-pixels;
- a plurality of organic light emitting elements at the plurality of sub-pixels;
- and
- a plurality of light extraction patterns on the plurality of organic light emitting elements and having different shapes at each of the plurality of sub-pixels.
1 more element
An organic light emitting display apparatus implemented not to include a polarizing plate, the organic light emitting display apparatus comprising:
- a substrate on which a plurality of sub-pixels are disposed;
- a plurality of organic light emitting elements on the substrate to correspond to the plurality of sub-pixels, respectively;
- and
- a plurality of light extraction patterns disposed to have different aspect ratios in each of the plurality of sub-pixels,
- wherein the plurality of sub-pixels include a green sub-pixel, a red sub-pixel and a blue sub-pixel, and
- wherein each of the plurality of organic light emitting elements includes:
- a first electrode;
- a first light emitting part on the first electrode and including a blue light emitting layer;
- a second light emitting part on the first light emitting part and including a red light emitting layer and two yellow-green light emitting layers;
- a third light emitting part on the second light emitting part and including a blue light emitting layer;
- and
- a second electrode on the third light emitting part.
9 more elements
Dependencies are inferred from the claim text.