IP Library › Granted Patent US 10,908,450
Granted Patent B2
US 10,908,450 · App. 16/511,509 · Granted Feb 2, 2021

Display device

Inventors: Ji-Cheol Son (Gumi-si, KR); Ji-Soon Oh (Daegu, KR); Yeoun-Jei Jung (Daegu, KR); Sung-Sik Son (Gumi-si, KR); Chan-Hyeok Park (Gumi-si, KR)
Assignee: LG Display Co., Ltd.
G02F1/133512G02F1/133602G02F2001/133541
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Quick Facts
Patent No.
US 10,908,450
App. No.
16/511,509
Granted
Feb 2, 2021
Kind
B2
Abstract

A display device includes: a backlight unit, a camera hole penetrating the backlight unit, a camera in the camera hole, a liquid crystal panel on the backlight unit, the liquid crystal panel including a transparent portion on the camera hole, and at least one light-blocking member in the camera hole, the at least one light-blocking member being configured to reduce one or more of: light leakage from the camera hole and introduction of impurities into the camera hole.

Claims (40)

1. A display device, comprising:

a backlight unit;

a camera hole penetrating the backlight unit;

a camera in the camera hole;

a liquid crystal panel on the backlight unit, the liquid crystal panel comprising a transparent portion on the camera hole;

at least one light-blocking member in the camera hole, the at least one light-blocking member being configured to reduce one or more of: light leakage from the camera hole and introduction of impurities into the camera hole;

a lower polarizing plate between the backlight unit and the liquid crystal panel, the camera hole penetrating the lower polarizing plate;

an upper polarizing plate on the liquid crystal panel; and

a through-hole defined by and penetrating the upper polarizing plate, the through-hole having a position corresponding to the camera hole, the through-hole having a size corresponding to the camera hole,

wherein the at least one light-blocking member comprises a light-blocking tape, and

wherein the light-blocking tape is attached to the lower polarizing plate and the liquid crystal panel.

2. The display device of claim, wherein:

the camera hole has a circular cross-section; and

the light-blocking tape is shaped as a circular ring that is concentric with a circumferential surface of the camera hole.

3. The display device of claim 1 , wherein the light-blocking tape has a color that is capable of blocking light.

4. The display device of claim 3 , wherein the light-blocking tape is black.

5. The display device of claim 1 , wherein:

the light-blocking tape comprises:

a lower adhesive portion attached to the lower polarizing plate and the backlight unit;

an upper adhesive portion attached to the liquid crystal panel; and

a shielding portion connecting the lower adhesive portion and the upper adhesive portion;

the lower adhesive portion is between the backlight unit and the lower polarizing plate; and

the shielding portion covers an upper region of a side surface of the camera hole.

6. The display device of claim 1 , further comprising:

a cover bottom, the camera hole penetrating the cover bottom,

wherein the at least one light-blocking member further comprises an insert mold coupled to the light-blocking tape and the cover bottom.

7. The display device of claim 6 , wherein the insert mold comprises:

a bottom-coupling portion coupled to the cover bottom;

an upper support portion supporting the light-blocking tape; and

a side surface connection portion connecting the bottom-coupling portion to the upper support portion.

8. The display device of claim 7 , wherein the bottom-coupling portion is coupled to a lower surface of the cover bottom.

9. The display device of claim 7 , wherein the bottom-coupling portion is coupled to a side surface of the cover bottom.

10. The display device of claim 1 , further comprising:

a cover bottom, the camera hole penetrating the cover bottom,

wherein the at least one light-blocking member comprises an insert mold comprising:

a bottom-coupling portion coupled to the cover bottom, and

a side surface extension portion extending perpendicularly from the bottom-coupling portion, side surface extension portion being between a side surface of the camera hole and the camera.

11. The display device of claim 7 , wherein the upper support portion extends from the end of the side surface connection portion being parallel to the display panel.

12. The display device of claim 6 , wherein the insert mold is manufactured to be integrated into the cover bottom.

13. The display device of claim 6 , wherein the insert mold include the same metallic material as the cover bottom.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jul 15, 2019
From: SON, JI-CHEOL; OH, JI-SOON; JUNG, YEOUN-JEI; SON, SUNG-SIK; PARK, CHAN-HYEOK
To: LG DISPLAY CO., LTD.
Reel/Frame 049753/0601 →
Priority Claims (1)
KR 10-2018-0100128 · Aug 27, 2018 · national
Continuity (1)
Related Publication 20200064681A1 · Feb 27, 2020