IP Library Granted Patent US 12,137,580
Granted Patent B2
US 12,137,580 · App. 17/277,582 · Granted Nov 5, 2024

Flexible display device including anti-reflection layer and anti-glare layer, and electronic apparatus including same

Inventors: Songhee Jung (Suwon-si, KR); Jungbae Bae (Suwon-si, KR); Joongyu Lee (Suwon-si, KR); Hyunchang Shin (Suwon-si, KR); Byungduk Yang (Suwon-si, KR); Kwangtai Kim (Suwon-si, KR); Donghyun Yeom (Suwon-si, KR)
Assignee: Samsung Electronics Co., Ltd.
H10K50/86H04M1/0269H10K50/84H10K50/841H10K50/8426H10K2102/311
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Quick Facts
Patent No.
US 12,137,580
App. No.
17/277,582
Granted
Nov 5, 2024
Kind
B2
Abstract

Disclosed is an electronic device. An electronic device according to an embodiment may comprise: a display panel of which at least a portion is flexible; a window disposed above at least the portion of the display panel; an anti-reflection layer (AR/LR) disposed above at least a portion of the window; and an anti-glare layer (AG) disposed below at least the portion of the window. Various other embodiments are also possible.

Claims (23)

1. An electronic device comprising:

a display panel of which at least a portion is flexible, the display panel including a foldable region and flat regions at both sides of the foldable region;

a window disposed above at least the portion of the display panel, the window including a groove arranged in a region corresponding to the foldable region, wherein a thickness of the region corresponding to the foldable region is thinner than a thickness of other regions corresponding to the flat regions;

an anti-reflection layer (AR/LR) entirely disposed inside the groove, above at least a portion of the window;

an anti-glare layer (AG) disposed below at least the portion of the window;

a polarization layer disposed below the window; and

an optical clear adhesive layer (OCA) disposed between the polarization layer and the anti-glare layer.

2. The electronic device of claim 1 , further comprising:

a shock protection layer formed of polyethylene terephthalate (PET) disposed below the window.

3. The electronic device of claim 1 , wherein the anti-glare layer is overlapped at least with the foldable region.

4. The electronic device of claim 1 , wherein the window comprises a polyimide (PI) resin.

5. The electronic device of claim 1 , further comprising:

a plate of which one surface comes in touch with the respective flat regions disposed at the both sides of the foldable region;

a bracket facing another surface of the plate; and

a slip layer disposed between the bracket and the plate.

6. The electronic device of claim 5 , wherein the slip layer comprises an iterative pattern which is formed by slippable materials and void spaces.

7. The electronic device of claim 5 , wherein, in the foldable region, a void space is offered between the display panel and the window.

8. The electronic device of claim 7 , further comprising:

an adhesive layer disposed in at least a portion of the flat region and spacing the display panel and the window apart.

9. The electronic device of claim 1 , wherein the window comprises a first window disposed below the anti-reflection layer, and a second window disposed below the first window.

10. The electronic device of claim 9 , wherein the first window and the second window are formed of heterogeneous materials.

11. The electronic device of claim 1 , wherein the anti-reflection layer destructively interferes at least a portion of light reflected from the anti-reflection layer.

12. The electronic device of claim 1 , wherein the window is at least partially exposed to the exterior of the electronic device.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 18, 2021
From: JUNG, SONGHEE; BAE, JUNGBAE; LEE, JOONGYU; SHIN, HYUNCHANG; YANG, BYUNGDUK; KIM, KWANGTAI; YEOM, DONGHYUN
To: SAMSUNG ELECTRONICS CO., LTD.
Reel/Frame 055640/0872 →
Priority Claims (1)
KR 10-2018-0114193 · Sep 21, 2018 · national
Continuity (1)
Related Publication 20210359277A1 · Nov 18, 2021