IP Library › Granted Patent US 10,912,205
Granted Patent B2
US 10,912,205 · App. 16/694,048 · Granted Feb 2, 2021

Light-emitting device

Inventors: Yoshiharu Hirakata (Ebina, JP); Yasuhiro Jinbo (Isehara, JP); Shunpei Yamazaki (Setagaya, JP)
Assignee: Semiconductor Energy Laboratory Co., Ltd.
H05K5/0017G06F1/1616G09F9/301H01F1/14708H01F1/14791H01L27/3262H01L51/0097H01L51/5237H05K5/0086H01L27/323H01L27/3227H01L51/5246H01L51/5253H01L51/5259H01L2227/326H01L2251/5338Y02E10/549
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Quick Facts
Patent No.
US 10,912,205
App. No.
16/694,048
Granted
Feb 2, 2021
Kind
B2
Abstract

A light-emitting device can be folded in such a manner that a flexible light-emitting panel is supported by a plurality of housings which are provided spaced from each other and the light-emitting panel is bent so that surfaces of adjacent housings are in contact with each other. Furthermore, in the light-emitting device, in which part or the whole of the housings have magnetism, the two adjacent housings can be fixed to each other by a magnetic force when the light-emitting device is used in a folded state.

Claims (63)

1. A foldable light-emitting device comprising:

a first housing and a second housing which are mechanically connected to each other by at least one hinge so as to control movable range of the first housing and the second housing;

a foldable light-emitting panel supported by the first housing and the second housing; and

a flexible touch sensor overlapping with a display surface of the foldable light-emitting panel,

wherein the foldable light-emitting device is foldable so that a curved surface is made by the display surface of the foldable light-emitting panel,

wherein each of the first housing and the second housing comprises a first component and a second component, and

wherein the first component and the second component of each housing cover a front side, a side surface, and a back side of the foldable light-emitting panel.

2. The foldable light-emitting device according to claim 1 ,

wherein a region of the foldable light-emitting panel is visible when the foldable light-emitting device is folded.

3. The foldable light-emitting device according to claim 2 ,

wherein the region of the foldable light-emitting panel overlaps at least with the at least one hinge.

4. The foldable light-emitting device according to claim 1 ,

wherein side surfaces of the first housing and side surfaces of the second housing are parallel to each other in a folded state of the foldable display device.

5. A foldable light-emitting device comprising:

a first housing and a second housing which are mechanically connected to each other by at least one hinge so as to control movable range of the first housing and the second housing;

a foldable light-emitting panel supported by the first housing and the second housing; and

a flexible touch sensor overlapping with a display surface of the foldable light-emitting panel,

wherein the foldable light-emitting device is two-foldable so that a display portion of the foldable light-emitting device is bent, and

wherein each of the first housing and the second housing covers portions of front and back sides of the foldable light-emitting panel.

6. The foldable light-emitting device according to claim 5 ,

wherein a region of the foldable light-emitting panel is visible when the foldable light-emitting device is folded.

7. The foldable light-emitting device according to claim 6 ,

wherein the region of the foldable light-emitting panel overlaps at least with the at least one hinge.

8. The foldable light-emitting device according to claim 5 ,

wherein side surfaces of the first housing and side surfaces of the second housing are parallel to each other in a folded state of the foldable display device.

9. A foldable light-emitting device comprising:

a first housing and a second housing which are mechanically connected to each other by at least one hinge so as to control movable range of the first housing and the second housing;

a foldable light-emitting panel supported by the first housing and the second housing; and

a flexible touch sensor overlapping with a display surface of the foldable light-emitting panel,

wherein the first housing and the second housing support an outer edge on the light-emitting surface side of the foldable light-emitting panel and the side opposite to the light-emitting surface side of the foldable light-emitting panel, and

wherein each of the first housing and the second housing surrounds the foldable light-emitting panel.

10. The foldable light-emitting device according to claim 9 ,

wherein a region of the foldable light-emitting panel is visible when the foldable light-emitting device is folded.

11. The foldable light-emitting device according to claim 10 ,

wherein the region of the foldable light-emitting panel overlaps at least with the at least one hinge.

12. The foldable light-emitting device according to claim 9 ,

wherein side surfaces of the first housing and side surfaces of the second housing are parallel to each other in a folded state of the foldable display device.

13. A foldable light-emitting device comprising:

a first housing and a second housing which are mechanically connected to each other by at least one hinge; and

a foldable light-emitting panel overlapping with the first housing and the second housing,

wherein the foldable light-emitting panel is foldable at a portion between the first housing and the second housing,

wherein a protective layer comprising an elastic body is provided in the portion,

wherein a first magnet overlapping with the first housing and a second magnet overlapping with the second housing are provided so that the first magnet and the second magnet attract each other, and

wherein a third housing covers a side surface and a surface perpendicular to the side surface of the foldable light-emitting panel.

14. The foldable light-emitting device according to claim 13 ,

wherein a region of the foldable light-emitting panel is visible when the foldable light-emitting device is folded.

15. The foldable light-emitting device according to claim 14 ,

wherein the region of the foldable light-emitting panel overlaps at least with the at least one hinge.

16. The foldable light-emitting device according to claim 13 ,

wherein side surfaces of the first housing and side surfaces of the second housing are parallel to each other in a folded state of the foldable display device.

17. A foldable light-emitting device comprising:

a first housing and a second housing which are mechanically connected to each other by at least one hinge; and

a foldable light-emitting panel overlapping with the first housing and the second housing,

wherein the foldable light-emitting panel is foldable at a portion between the first housing and the second housing,

wherein a protective layer comprising an elastic body is provided in the portion,

wherein each of the first housing and the second housing comprises a first component and a second component, and

wherein the first component and the second component of each housing cover a front side, a side surface, and a back side of the foldable light-emitting panel.

18. The foldable light-emitting device according to claim 17 ,

wherein a region of the foldable light-emitting panel is visible when the foldable light-emitting device is folded.

19. The foldable light-emitting device according to claim 18 ,

wherein the region of the foldable light-emitting panel overlaps at least with the hinge.

20. The foldable light-emitting device according to claim 17 ,

wherein side surfaces of the first housing and side surfaces of the second housing are parallel to each other in a folded state of the foldable display device.

Priority Claims (1)
JP 2013-181758 · Sep 3, 2013 · national
Continuity (4)
Continuation 16364730 · Mar 26, 2019
Continuation 15264771 · Sep 14, 2016
Continuation 14471686 · Aug 28, 2014
Related Publication 20200100372A1 · Mar 26, 2020
Cited By (3)
US 12,189,431 US 12,277,013 US 12,622,155