IP Library › Granted Patent US 11,081,533
Granted Patent B2
US 11,081,533 · App. 16/722,803 · Granted Aug 3, 2021

Display apparatus and method of fabricating the same

Inventors: Jeongki Kim (Hwaseong-si, KR); Jang-Il Kim (Asan-si, KR); Jeaheon Ahn (Hwaseong-si, KR); YeoGeon Yoon (Suwon-si, KR); Seok-Joon Hong (Seongnam-si, KR)
Assignee: SAMSUNG DISPLAY CO., LTD.
H01L27/322H01L27/3206H01L27/3251H01L27/3262H01L27/3272H01L51/5271H01L2251/56
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Quick Facts
Patent No.
US 11,081,533
App. No.
16/722,803
Granted
Aug 3, 2021
Kind
B2
Abstract

A display apparatus includes a display panel including a plurality of pixels, and a cover panel including a window layer, an optical filter layer, a color filter layer and a bezel layer. The window layer includes a transmission region and a bezel region adjacent to the transmission region. The optical filter layer is disposed on the transmission region of the rear surface of the window layer. The color filter layer is disposed on the optical filter layer and includes a quantum dot. The bezel layer is disposed on the bezel region of the rear surface. The optical filter layer includes a partition wall layer, in which an opening is defined, a light-blocking layer disposed on the partition wall layer, and a reflection layer disposed in the opening. The bezel layer has a same color as the light-blocking layer.

Claims (27)

1. A display apparatus, comprising:

a display panel comprising a base substrate and a plurality of pixels, wherein the base substrate includes an active region and a peripheral region adjacent to the active region, and the plurality of pixels is disposed on the base substrate to generate light and overlaps the active region; and

a cover panel comprising a window layer, an optical filter layer, a color filter layer, and a bezel layer, wherein the window layer includes a transmission region overlapping the active region and a bezel region adjacent to the transmission region and includes a rear surface facing the display panel and a front surface opposite to the rear surface, the optical filter layer is disposed on the transmission region of the rear surface, the color filter layer is disposed on the optical filter layer and includes a quantum dot, and the bezel layer is disposed on the bezel region of the rear surface,

wherein the optical filter layer comprises a partition wall layer, in which an opening is defined, a light-blocking layer disposed on the partition wall layer, and a reflection layer disposed in the opening, and

the bezel layer has a same color as the light-blocking layer.

2. The display apparatus of claim 1 , wherein the bezel layer comprises a same material as the light-blocking layer.

3. The display apparatus of claim 1 , wherein the bezel layer has a same thickness as the light-blocking layer.

4. The display apparatus of claim 1 , wherein

the opening is provided in plural,

the reflection layer comprises first to third reflection patterns having different colors from each other, and

the first to third reflection patterns are disposed in corresponding ones of the openings, respectively.

5. The display apparatus of claim 4 , wherein one of the first to third reflection patterns comprises a same material as the partition wall layer.

6. The display apparatus of claim 4 , wherein at least one of the first to third reflection patterns covers a portion of the partition wall layer and a portion of the light-blocking layer.

7. The display apparatus of claim 4 , wherein

the color filter layer comprises first to third color patterns, which overlap the first to third reflection patterns, respectively, and

one of the first to the third color patterns transmits the light provided from the pixels.

8. The display apparatus of claim 1 , wherein the light provided from the pixels is a blue light.

9. The display apparatus of claim 1 , wherein

the bezel layer comprises a bottom portion facing the rear surface, an upper portion opposite to the bottom portion, and a side portion connecting the lower and upper portions to each other, and

the side portion is inclined at an oblique angle relative to the bottom portion.

10. The display apparatus of claim 1 , wherein the bezel layer has a closed loop shape surrounding the transmission region.

11. The display apparatus of claim 1 , wherein

each of the plurality of pixels comprises a transistor and an organic light emitting device connected to the transistor, and

the organic light emitting device comprises a first electrode connected to the transistor, a second electrode opposite to the first electrode, and a light emitting layer disposed between the first electrode and the second electrode.

12. The display apparatus of claim 1 , wherein

each of the plurality of pixels comprises a transistor and a liquid crystal display device connected to the transistor, and

the liquid crystal display device comprises a first electrode connected to the transistor, a second electrode opposite to the first electrode, and a liquid crystal layer disposed between the first electrode and the second electrode.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 16, 2020
From: KIM, JEONGKI; KIM, JANG-IL; AHN, JEAHEON; YOON, YEOGEON; HONG, SEOK-JOON
To: SAMSUNG DISPLAY CO., LTD.
Reel/Frame 052125/0718 →
Priority Claims (1)
KR 10-2019-0016989 · Feb 14, 2019 · national
Continuity (1)
Related Publication 20200266244A1 · Aug 20, 2020