IP Library Granted Patent US 12,197,244
Granted Patent B2
US 12,197,244 · App. 17/546,610 · Granted Jan 14, 2025

Method of manufacturing a display device using a carrier film with release portions

Inventor: Chang Hee Won (Asan-si, KR)
Assignee: SAMSUNG DISPLAY CO., LTD.
G06F1/1609B32B37/30B32B38/0004B32B38/10B32B38/1866G02B1/14G06F1/1626G06F1/1652B32B2037/268B32B2457/20
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Quick Facts
Patent No.
US 12,197,244
App. No.
17/546,610
Granted
Jan 14, 2025
Kind
B2
Abstract

A display device and a method of manufacturing the display device are provided. The method includes disposing a display panel, including side areas, a front display area, and a sub-region, on a carrier film including first, second, and third release portions; removing the first release portion to expose the side areas; disposing a cover window above the display panel; attaching the front display area to the cover window by pressing the second release portion toward the cover window, and attaching the side areas to the cover window by pressing the side areas exposed by removing the first release portion toward the cover window; removing the second release portion and the third release portion to expose the front display area and the sub-region; and bending the display panel to attach a bottom portion of the sub-region to a bottom portion of the front display area.

Claims (12)

1. A method of manufacturing a display device, comprising:

disposing a display panel, including side areas, a front display area, and a sub-region, on a carrier film including a first release portion, a second release portion and a third release portion spaced apart from the second release portion;

removing the first release portion of the carrier film to expose the side areas of the display panel;

disposing a cover window above the display panel;

attaching the front display area of the display panel to the cover window by pressing the second release portion of the carrier film toward the cover window, and attaching the side areas to the cover window by pressing the side areas exposed by removing the first release portion toward the cover window;

removing the second release portion and the third release portion to expose the front display area and the sub-region; and

bending the display panel to attach a bottom portion of the sub-region to a bottom portion of the front display area.

2. The method of claim 1 , further comprising forming a first cutting line between the first release portion and the second release portion and forming a second cutting line between the second release portion and the third release portion.

3. The method of claim 2 , wherein the forming a first cutting line comprises cutting the carrier film along boundaries between the front display area and the side areas.

4. The method of claim 3 , wherein the forming a second cutting line comprises cutting the carrier film along a boundary between a respective side area of the side areas and a bending region where the display panel is bent.

5. The method of claim 1 , wherein the disposing a display panel comprises forming a cutout portion in a corner area of the display panel disposed between the side areas in a thickness direction of the display panel.

6. The method of claim 5 , wherein the display panel includes a substrate and a first protective film disposed on the substrate, and the forming a cutout portion comprises cutting a cutout pattern that is an area of the first protective film corresponding to the cutout portion in a thickness direction of the display panel.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Dec 9, 2021
From: WON, CHANG HEE
To: SAMSUNG DISPLAY CO., LTD.
Reel/Frame 058439/0465 →
Priority Claims (1)
KR 10-2019-0073857 · Jun 21, 2019 · national
Continuity (2)
Division 16811553 · Mar 6, 2020
Related Publication 20220100226A1 · Mar 31, 2022
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US 12,666,856