Organic light emitting diode display including capping layer having high refractive index
AssigneeSamsung Display Co., Ltd.
InventorsHwan-Hee Cho, Myeong-Suk Kim, Sung-Wook Kim
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Abstract
An organic light emitting diode display including a first substrate; a first electrode on the first substrate; an organic light emitting layer on the first electrode; a second electrode on the organic light emitting layer; and a capping layer on the second electrode, wherein the capping layer includes at least one heterocyclic compound, the heterocyclic compound including a carbazole group and a heterocyclic group bonded with the carbazole group.
Claims18
An organic light emitting diode display, comprising:
- a first substrate;
- a first electrode on the first substrate;
- an organic light emitting layer on the first electrode;
- a second electrode on the organic light emitting layer;
- and
- a capping layer on the second electrode,
- wherein the capping layer includes at least one heterocyclic compound, the heterocyclic compound including a carbazole group and a heterocyclic group bonded with the carbazole group, and
- wherein the heterocyclic group bonded with the carbazole group includes a 6-membered ring with a heteroatom in the 6-membered ring.
An organic light emitting diode display, comprising:
- a first substrate;
- a first electrode on the first substrate;
- an organic light emitting layer on the first electrode;
- a second electrode on the organic light emitting layer;
- a capping layer on the second electrode;
- and
- a second substrate on the capping layer, the second substrate being spaced apart from the capping layer,
- wherein the capping layer includes at least one heterocyclic compound, the heterocyclic compound including a carbazole group and a heterocyclic group bonded with the carbazole group.
An organic light emitting diode display, comprising:
- a first substrate;
- a first electrode on the first substrate;
- an organic light emitting layer on the first electrode;
- a second electrode on the organic light emitting layer;
- and
- a capping layer on the second electrode;
- and
- a thin film encapsulation layer on the capping layer,
- wherein the capping layer includes at least one heterocyclic compound, the heterocyclic compound including a carbazole group and a heterocyclic group bonded with the carbazole group.
Dependencies are inferred from the claim text.