IP Library › Granted Patent US 9,478,759
Granted Patent B2
US 9,478,759 · App. 14/734,714 · Granted Oct 25, 2016

Flexible display panel having alternately stacked metal and dielectric layers

Inventors: Cheol Jang (Yongin, KR); Seung-Yong Song (Yongin, KR); Sang-Hwan Cho (Yongin, KR); Seung-Hun Kim (Yongin, KR); Chung-Sock Choi (Yongin, KR); Hyun-Ho Kim (Yongin, KR); Soo-Youn Kim (Yongin, KR); Sang-Hyun Park (Yongin, KR)
Assignee: Samsung Display Co., Ltd.
H01L51/0097H01L27/323H01L27/3244H01L27/3248H01L51/5256H01L51/5262H01L51/5281H01L51/5284H01L51/56H01L27/3246H01L51/5253H01L2251/5338Y02E10/549Y02P70/521
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Quick Facts
Patent No.
US 9,478,759
App. No.
14/734,714
Granted
Oct 25, 2016
Kind
B2
Abstract

A flexible display panel including a flexible panel including a display region and a non-display region, wherein the display region includes an organic light emitting device; a planarization layer disposed on the flexible panel; and a metal-dielectric layer disposed on the planarization layer and including a metal layer and a dielectric layer.

Claims (33)

1. A flexible display panel, comprising:

a substrate;

an organic light emitting device disposed on the substrate; and

an anti-reflection layer disposed on the organic light emitting device, the anti-reflection layer comprising a metal-dielectric layer.

2. The flexible display panel of claim 1 , wherein the metal-dielectric layer comprises at least one metal layer and at least one dielectric layer, which are alternately stacked.

3. The flexible display panel of claim 1 , wherein the anti-reflection layer further comprises a planarization layer disposed between the organic light emitting device and the metal-dielectric layer.

4. The flexible display panel of claim 3 , wherein:

the metal-dielectric layer comprises a metal layer and a dielectric layer; and

the metal layer is disposed directly on the planarization layer and the dielectric layer is disposed on the metal layer.

5. The flexible display panel of claim 3 , wherein the planarization layer comprises at least one inorganic insulating film and at least one organic insulating film.

6. The flexible display panel of claim 1 , further comprising a touch screen panel and a window layer disposed on the anti-reflection layer.

7. A flexible display panel, comprising:

a substrate having a display region comprising an emission region and a non-emission region;

a light emitting device disposed on the substrate at the emission region; and

an anti-reflection layer disposed at least on the organic light emitting device, the anti-reflection layer comprising a metal-dielectric layer.

8. The flexible display panel of claim 7 , wherein the metal-dielectric layer comprises at least one metal layer and at least one dielectric layer, which are alternately stacked.

9. The flexible display panel of claim 7 , wherein the anti-reflection layer further comprises a planarization layer disposed between the organic light emitting device and the metal-dielectric layer.

10. The flexible display panel of claim 9 , wherein the planarization layer comprises at least one inorganic insulating film and at least one organic insulating film.

11. The flexible display panel of claim 9 , wherein:

the anti-reflection layer further comprises a metal pattern layer disposed on the planarization layer; and

the metal-dielectric layer is disposed on the metal pattern layer.

12. The flexible display panel of claim 11 , wherein:

the metal-dielectric layer comprises a metal layer and a dielectric layer; and

the dielectric layer covers the metal pattern and insulates the metal pattern from the metal layer.

13. The flexible display panel of claim 10 , wherein the metal pattern layer is disposed at the non-emission region.

14. The flexible display panel of claim 7 , further comprising a black matrix layer disposed on the anti-reflection layer.

15. The flexible display panel of claim 14 , wherein the black matrix layer is disposed at the non-emission region.

16. The flexible display panel of claim 7 , further comprising a touch screen panel and a window layer disposed on the anti-reflection layer.

17. The flexible display panel of claim 7 , wherein the organic light emitting device comprises:

a first electrode layer;

a second electrode layer facing the first electrode layer; and

an organic emission layer disposed between the first and second electrode layers.

18. The flexible display panel of claim 17 , further comprising at least one thin film transistor disposed at the non-emission region, the at least one thin film transistor being electrically connected to the organic light emitting device.

Priority Claims (1)
KR 10-2013-0073315 · Jun 25, 2013 · national
Continuity (2)
Continuation 14062313 · Oct 24, 2013
Related Publication 20150280154A1 · Oct 1, 2015