Display module, display device and optically clear adhesive layer component

Patent metadata

Field	Value
Publication number	US-10884299-B2
Application number	US-201816320292-A
Country	US
Kind code	B2
Filing date	Mar 30, 2018
Priority date	Jul 5, 2017
Publication date	Jan 5, 2021
Grant date	Jan 5, 2021

Abstract

A display module, a display device, and a transparent optical adhesive layer structure are disclosed. The display module comprises a bonding layer for bonding a display panel and a lamellar structure; the display panel comprises a first substrate and a second substrate arranged oppositely; the first substrate comprises a first extending part beyond the edge of the second substrate; the second substrate is provided close to the bonding layer; the lamellar structure comprises a second extending part beyond the edge of the second substrate; projections of the second extending part and the first extending part on a plane where the first substrate is located are at least in part overlapped; the bonding layer comprises a support part extending between the first extending part and the second extending part.

First claim

The invention claimed is:

1. A display module, comprising a display panel, an adhesive layer and a plate layer component, the adhesive layer is configured to adhere the display panel to the plate layer component, wherein:
the display panel comprises a first substrate and a second substrate arranged opposite to each other, the first substrate comprises a first extension portion beyond an edge of the second substrate, and the second substrate is arranged proximate to the adhesive layer;
the plate layer component comprises a second extension portion beyond the edge of the second substrate, and projections of the second extension portion and the first extension portion on a plane where the first substrate is located at least overlap partially; and
the adhesive layer comprises a supporting portion extending to a position between the first extension portion and the second extension portion;
the display panel further comprises a drive chip and a first circuit board which are arranged at a side, proximate to the second extension portion, of the first extension portion;
the drive chip is electrically connected with the first circuit board, the adhesive layer is provided with an avoidance area opposite to the drive chip and the first circuit board, and a projection of the avoidance area on the plane where the first substrate is located at least partially overlaps with projections of the drive chip and the first circuit board on the plane where the first substrate is located.

2. The display module according to claim 1 , wherein the display panel further comprises a second circuit board arranged on the second substrate and electrically connected with the second substrate, and the supporting portion is located between the second circuit board and the second extension portion.

3. The display module according to claim 1 , wherein the supporting portion is provided with a protruding platform component facing the first extension portion.

4. The display module according to claim 3 , wherein the protruding platform component comprises two protruding platform elements and the two protruding platform elements are respectively arranged at two sides of the drive chip.

5. The display module according to claim 3 , wherein a section, obtained by truncating the protruding platform component by a section parallel to the second substrate, of the protruding platform component shapes as a rectangle, a circle or a triangle.

6. The display module according to claim 1 , wherein the plate layer component is a cover plate or a touch panel.

7. The display module according to claim 1 , wherein the adhesive layer is an optically clear adhesive layer.

8. The display module according to claim 1 , wherein the display panel further comprises a circuit board protective layer covering the first circuit board and avoiding the drive chip.

9. The display module according to claim 8 , wherein the display panel further comprises a polarizer arranged between the second substrate and the adhesive layer.

10. A display device, comprising a display module; wherein the display module comprises a display panel, an adhesive layer and a plate layer component, the adhesive layer is configured to adhere the display panel to the plate layer component, wherein:
the display panel comprises a first substrate and a second substrate arranged opposite to each other, the first substrate comprises a first extension portion beyond an edge of the second substrate, and the second substrate is arranged proximate to the adhesive layer;
the plate layer component comprises a second extension portion beyond the edge of the second substrate, and projections of the second extension portion and the first extension portion on a plane where the first substrate is located at least overlap partially; and
the adhesive layer comprises a supporting portion extending to a position between the first extension portion and the second extension portion;
wherein the display panel further comprises a drive chip and a first circuit board which are arranged at a side, proximate to the second extension portion, of the first extension portion;
the drive chip is electrically connected with the first circuit board, the adhesive layer is provided with an avoidance area opposite to the drive chip and the first circuit board, and a projection of the avoidance area on the plane where the first substrate is located at least partially overlaps with projections of the drive chip and the first circuit board on the plane where the first substrate is located.

11. An optically clear adhesive layer component, comprising an adhesive layer body for adhering a display panel to a plate layer component, wherein:
the display panel comprises a first substrate and a second substrate arranged opposite to each other, the first substrate comprises a first extension portion beyond an edge of the second substrate, a drive chip and a first circuit board are arranged at a side, proximate to the second substrate, of the first extension portion, the drive chip is electrically connected with the first circuit board, and the second substrate is arranged proximate to the adhesive layer body;
the plate layer component comprises a second extension portion beyond the edge of the second substrate, and projections of the second extension portion and the first extension portion on a plane where the first substrate is located at least overlap partially; and
the adhesive layer body comprises a supporting portion extending to a position between the first extension portion and the second extension portion, and is provided with an avoidance area opposite to the drive chip and the first circuit board, and a projection of the avoidance area on the plane where the first substrate is located at least partially overlaps with projections of the drive chip and the first circuit board on the plane where the first substrate is located.

12. The optically clear adhesive layer component according to claim 11 , wherein the supporting portion is provided with a protruding platform component facing the first extension portion.

13. The optically clear adhesive layer component according to claim 12 , wherein the protruding platform component comprises two protruding platform elements and the two protruding platform elements are respectively arranged at two sides of the drive chip.

14. The optically clear adhesive layer component according to claim 12 , wherein a section, obtained by truncating the protruding platform component by a section parallel to the second substrate, of the protruding platform component shapes as a rectangle, a circle or a triangle.

15. The display device according to claim 10 , wherein the display panel further comprises a second circuit board arranged on the second substrate and electrically connected with the second substrate, and the supporting portion is located between the second circuit board and the second extension portion.

16. The display device according to claim 10 , wherein the supporting portion is provided with a protruding platform component facing the first extension portion.

17. The display device according to claim 16 , wherein the protruding platform component comprises two protruding platform elements and the two protruding platform elements are respectively arranged at two sides of the drive chip.

18. The display device according to claim 10 , wherein the display panel further comprises a circuit board protective layer covering the first circuit board and avoiding the drive chip.

19. The display module according to claim 16 , wherein a section, obtain

Assignees

• Beijing Boe Optoelectronics Tech Co Ltd
• Boe Technology Group Co Ltd
• Hefei Boe Optoelectronics Tech

Inventors

• Zhu Jianguo
• Liu Fangyi
• Tang Jie
• Yang Jianru
• Zhang Le
• Wang Yaodong
• Zhang Jiming
• Wang Xin
• Zhang Xiaoping
• Zheng Yangli
• Xie Xiaobo
• Zhang Yang
• Liu Binbin

Classifications

• G02F1/133308 Primary

  Support structures for LCD panels, e.g. frames or bezels · CPC title

• G02F1/13452 Primary

  Conductors connecting driver circuitry and terminals of panels · CPC title

• H05K3/361

  Assembling flexible printed circuits with other printed circuits · CPC title

• G02F2202/28

  Adhesive materials or arrangements · CPC title

• G02F1/133331

  Cover glasses · CPC title