IP Library › Granted Patent US 11,592,863
Granted Patent B2
US 11,592,863 · App. 17/133,882 · Granted Feb 28, 2023

Display apparatus

Inventors: Sungtae Lee (Bucheon-si, KR); KwanHo Park (Bucheon-si, KR); YeongRak Choi (Bucheon-si, KR)
Assignee: LG Display Co., Ltd.
G06F1/1605G02F1/136286H04R1/025G02F1/133308G02F1/133314G02F1/133394G09G2310/0264H04R2499/13H04R2499/15
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Quick Facts
Patent No.
US 11,592,863
App. No.
17/133,882
Granted
Feb 28, 2023
Kind
B2
Abstract

A display apparatus includes: a display panel configured to display an image, at least one supporting member on a rear surface of the display panel, the at least one supporting member defining a groove, at least one sound generation device adjacent to the display panel, and a wiring, accommodated into the groove, configured to transfer a signal to the at least one sound generation device.

Claims (94)

1. A display apparatus, comprising:

a display panel configured to display an image;

at least one supporting member on a rear surface of the display panel;

at least one sound generation device on the rear surface of the display panel, the at least one sound generation device being configured to vibrate the display panel; and

a wiring configured to transfer a signal to the at least one sound generation device,

wherein the at least one supporting member comprises:

a first supporting member comprising a hole, and

a second supporting member between the display panel and the first supporting member and including a groove, and

wherein the wiring extends to a rear surface of the first supporting member through the hole.

2. The display apparatus of claim 1 , wherein the wiring extends along the groove toward the hole.

3. The display apparatus of claim 1 , wherein:

the at least one sound generation device comprises:

a first sound generation device; and

a second generation device; and

the groove is between the first sound generation device and the second generation device.

4. The display apparatus of claim 3 , wherein:

each of the first sound generation device and the second generation device comprises a terminal; and

the groove is between the terminal of the first sound generation device and the terminal of the second generation device.

5. The display apparatus of claim 1 , wherein the at least one sound generation device is a circular shape or an oval shape.

6. The display apparatus of claim 5 , wherein:

the at least one sound generation device comprises a bobbin configured to the display panel; and

the bobbin is a circular shape or an oval shape.

7. The display apparatus of claim 1 , wherein:

a rear cover is on the rear surface of the first supporting member; and

the wiring extending to the rear surface of the first supporting member is covered by the rear cover.

8. The display apparatus of claim 7 , wherein:

a rigid bar and a rear cover are on the rear surface of the first supporting member; and

the rigid bar and the wiring extending to the rear surface of the first supporting member are covered by the rear cover.

9. The display apparatus of claim 7 , wherein:

a driving circuit unit configured to transfer the signal to the wiring is on a rear surface of the first supporting member; and

the wiring is electrically connected to the driving circuit unit.

10. The display apparatus of claim 9 , wherein:

a rear cover is on the rear surface of the first supporting member; and

the driving circuit unit is covered by the rear cover.

11. The display apparatus of claim 1 , wherein the at least one sound generation device is configured to vibrate the display panel to generate:

sound having a middle-high-pitched sound band; and

sound having a low-pitched sound band.

12. The display apparatus of claim 1 , further comprising a partition on the rear surface of the display panel and in a periphery of the display panel.

13. The display apparatus of claim 12 , wherein the wiring pass through between the at least one supporting member and the partition.

14. The display apparatus of claim 1 , further comprising:

a partition on the rear surface of the display panel and in a periphery of the display panel,

wherein the wiring pass through between the first supporting member and the partition.

15. A display apparatus, comprising:

a display panel configured to display an image, the display panel comprising:

a first region;

a second region; and

a third region;

at least one supporting member on a rear surface of the display panel;

at least one sound generation device configured to vibrate the display panel to generate sound, the at least one sound generation device being in at least one of: the first region, the second region, and the third region; and

a wiring between the display panel and the at least one supporting member, the wiring being configured to transfer a signal to the at least one sound generation device,

wherein the at least one supporting member comprises:

a first supporting member comprising a hole, and

a second supporting member between the display panel and the first supporting member and including a groove, and

wherein the wiring extends to a rear surface of the first supporting member through the hole.

16. The display apparatus of claim 15 , wherein the wiring extends along the groove toward the hole.

17. The display apparatus of claim 15 , wherein:

the at least one sound generation device comprises:

a first sound generation device; and

a second generation device; and

the groove is between the first sound generation device and the second generation device.

18. The display apparatus of claim 17 , wherein:

each of the first sound generation device and the second generation device comprises a terminal; and

the groove is between the terminal of the first sound generation device and the terminal of the second generation device.

19. The display apparatus of claim 15 , wherein the at least one sound generation device is a circular shape or an oval shape.

20. The display apparatus of claim 19 , wherein:

the at least one sound generation device comprises a bobbin configured to the display panel; and

the bobbin is a circular shape or an oval shape.

21. The display apparatus of claim 15 , wherein:

a rear cover is on the rear surface of the first supporting member; and

the wiring extending to the rear surface of the first supporting member is covered by the rear cover.

22. The display apparatus of claim 15 , wherein:

a driving circuit unit configured to transfer the signal to the wiring is on a rear surface of the first supporting member; and

the wiring is connected to the driving circuit unit.

23. The display apparatus of claim 22 , wherein:

a rear cover is on the rear surface of the first supporting member; and

the wiring connected to the driving circuit unit is covered by the rear cover.

24. The display apparatus of claim 15 , wherein:

a rigid bar is on a rear surface the first supporting member; and

the wiring is under the rigid bar.

25. The display apparatus of claim 15 , wherein:

the first region is a left region of the display panel;

the second region is a right region of the display panel; and

the third region is a center region of the display panel.

26. The display apparatus of claim 15 , wherein:

sound having a middle-high-pitched sound band is generated in each of the first region and the second region; and

sound having a low-pitched sound band is generated in the third region.

27. The display apparatus of claim 15 , further comprising:

at least one first partition on the rear surface of the display panel between the first region and the second region; and

at least one second partition between the second region and the third region.

28. The display apparatus of claim 27 , further comprising a third partition in a periphery of the display panel, the third partition comprising a bent part that is bent in a direction toward the at least one sound generation device.

29. The display apparatus of claim 27 , further comprising:

a third partition in a periphery of the display panel, the third partition comprising a bent part disposed on at least one first side of four sides of the third partition, the bent part being bent in a direction toward the at least one sound generation devices; and

at least one protrusion portion on at least one of second sides vertical to the first sides.

30. The display apparatus of claim 15 , wherein two sound generation devices or a pair of sound generation devices is in each of at least two of the first region, the second region, and the third region.

Priority Claims (1)
KR 10-2017-0088695 · Jul 12, 2017 · national
Continuity (3)
Continuation 16921440 · Jul 6, 2020
Continuation 16018348 · Jun 26, 2018
Related Publication 20210149440A1 · May 20, 2021
Cited By (1)
US 12,671,935