Display device

• US 10,151,938 B2
• Filed: 12/27/2012
• Issued: 12/11/2018
• Est. Priority Date: 12/30/2011
• Status: Active Grant

• Current Assignee: Samsung Electronics Co. Ltd.
• Original Assignee: Samsung Electronics Co. Ltd.
• Inventors: Jung, Sung Soo, Kan, Woo Young, Kim, Sang Hak, Park, Doo Soon, Jung, Hyun Jun
• Primary Examiner(s): Sinclair, David M
• Assistant Examiner(s): Brown, Robert
• Application Number:
  US13/728,452
• Publication Number:
  US 20130170115A1
• Time in Patent Office: 2,175 Days
• CPC Class Codes: G02F 1/00 Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
• CPC Class Codes: G02F 1/133308 Support structures for LCD panels, e.g. frames or bezels
• CPC Class Codes: G02F 1/133388 with constructional differences between the display region and the peripheral region
• CPC Class Codes: G02F 1/133512 Light shielding layers, e.g. black matrix G02F1/136209 takes precedence
• CPC Class Codes: G02F 1/1345 Conductors connecting electrodes to cell terminals
• CPC Class Codes: G06F 1/1601 Constructional details related to the housing of computer displays, e.g. of CRT monitors, of flat displays constructional details related to flat displays integrated in a portable computer, e.g. laptop, handheld computer G06F1/1637; constructional details related to television receivers H04N5/64
• CPC Class Codes: G06F 1/1637 Details related to the display arrangement, including those related to the mounting of the display in the housing

Abstract

A display device including a display panel having an active area to display an image, and an inactive area provided with a pattern disposed thereto to apply an electrical signal to the active area, a side cover having a peripheral frame disposed at an outer portion of the display panel to form a side portion exterior of the display device, and a support frame extended from the peripheral frame to be disposed at a rear of the display panel and supporting the display panel, and a black matrix disposed at a front of the inactive area to hide a pattern of the inactive area.

Claims

1. A display device, comprising:

a display panel having a front surface and a rear surface;

a supporting cover disposed at a rear of the display panel, the supporting cover comprising a through-hole extended in a longitudinal direction of the supporting cover;

a driving board disposed between the display panel and the supporting cover; and

a cable connected to the driving board, the cable being configured to extend via the through-hole and configured to supply an image signal to the display panel,

wherein the driving board includes a printed circuit board and a flexible connection film connecting the display panel and the printed circuit board,

wherein the flexible connection film has a first end portion and a second end portion,

wherein the flexible connection film is bent between the rear surface of the display panel and the supporting cover so as to be disposed between the display panel and the supporting cover, the flexible connection film being attached to a rear portion of the display panel and the printed circuit board,

wherein the first end portion of the flexible connection film is attached to the rear portion of the display panel, and

wherein the flexible connection film extends from the first end portion attached to the rear portion of the display panel to the second end portion along the rear surface of the display panel.

2. The display device of claim 1, wherein the supporting cover is formed of tempered glass.

3. The display device of claim 1, wherein the supporting cover is formed with material having heat conductivity.

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

a power board disposed at a rear of the supporting cover and configured to supply power to the display panel.

5. The display device of claim 4, further comprising:

an exterior cover configured to cover the driving board, the power board and the supporting cover.

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

a side support disposed at the rear of the display panel, the side support comprising at least one plate configured to reinforce the display panel.

7. The display device of claim 6, wherein the at least one plate of the side support comprises a plastic plate.

14. The display device of claim 1, wherein the driving board comprises a driving integrated circuit.

15. The display device of claim 1, wherein the flexible connection film has the second end portion connected to the printed circuit board and a middle portion on which a chip is mounted.

16. The display device of claim 6, wherein the side support is attached to the rear of the display panel by use of an adhesive member.

17. The display device of claim 16, wherein the adhesive member comprises a double-sided tape.

21. The display device of claim 1, wherein the cable is connected to a connector provided at the driving board.

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

a leg unit supporting the display device.

23. The display device of claim 1, wherein the through-hole is on a central planar portion of the supporting cover.

25. The display device of claim 1, wherein the flexible connection film is bent upward.

31. The display device of claim 1, further comprising a panel coupling unit,

wherein a bent distal end of the flexible connection film is bent around the panel coupling unit.

32. The display device of claim 5, wherein the exterior cover covers at least a portion of a rear portion of the supporting cover.

35. The display device of claim 1, wherein the flexible connection film is attached to a portion of the printed circuit board.

38. The display device of claim 1, wherein the display panel includes a front side substrate and a rear side substrate,

the flexible connection film is connected to an electrode protruded from a cell provided between the front side substrate and the rear side substrate, and

the flexible connection film has one end connected to the printed circuit board and a middle portion on which a chip is mounted.

39. The display device of claim 1, wherein the display panel includes a step portion at a rear lower side of the display panel, a thickness of the step portion being smaller than a thickness of other portions of the display panel,

the flexible connection film has the first end portion coupled to the step portion, the second end portion coupled to the printed circuit board, and a middle portion on which a chip is mounted.

51. The display device of claim 1, wherein the flexible connection film has a front surface and a rear surface, the front surface of the flexible connection film facing the rear surface of the display panel,

wherein a portion of the front surface of the flexible connection film is attached to the rear surface of the display panel of the rear portion of the display panel.

8. A display device, comprising:

a display panel having a front surface and a rear surface;

a supporting cover disposed at a rear of the display panel, the supporting cover comprising a through-hole extended in a longitudinal direction of the supporting cover;

at least one printed circuit board disposed at a rear of the supporting cover;

a circuit disposed between the display panel and the supporting cover;

a cable connected to the circuit, the cable being configured to extend via the through-hole and configured to supply a signal to the display panel; and

an exterior cover coupled to the supporting cover and configured to cover the at least one printed circuit board and the through-hole,

wherein the circuit includes a printed circuit board and a flexible connection film connecting the display panel and the printed circuit board,

wherein the flexible connection film has a first end portion and a second end portion,

wherein the flexible connection film is bent between the rear surface of the display panel and the supporting cover so as to be disposed between the display panel and the supporting cover, the flexible connection film being attached to a rear portion of the display panel and the printed circuit board,

wherein the first end portion of the flexible connection film is attached to the rear portion of the display panel, and

wherein the flexible connection film extends from the first end portion attached to the rear portion of the display panel to the second end portion along the rear surface of the display panel.

9. The display device of claim 8, wherein the display panel comprises an organic light emitting diode panel.

10. The display device of claim 8, wherein the exterior cover comprises a first part and a second part, and the first part is extended upward from the second part.

11. The display device of claim 10, wherein a first end of the first part is connected to the second part and a second end of the first part is coupled to the through-hole.

12. The display device of claim 8, further comprising:

a side support disposed at the rear of the display panel, the side support comprising at least one plate configured to reinforce the display panel.

13. The display device of claim 12, wherein the at least one plate of the side support comprises a plastic plate.

18. The display device of claim 8, wherein the circuit comprises a driving integrated circuit.

19. The display device of claim 12, wherein the side support is attached to the rear of the display panel by use of an adhesive member.

20. The display device of claim 19, wherein the adhesive member comprises a double-sided tape.

24. The display device of claim 8, wherein the supporting cover is formed of tempered glass.

26. The display device of claim 8, wherein the flexible connection film is bent upward.

33. The display device of claim 8, wherein the exterior cover covers at least a portion of a rear portion of the supporting cover.

36. The display device of claim 8, wherein the flexible connection film is attached to a portion of the printed circuit board.

40. The display device of claim 8, wherein the flexible connection film has the second end portion connected to the printed circuit board and a middle portion on which a chip is mounted.

41. The display device of claim 8, wherein the display panel includes a front side substrate and a rear side substrate,

the flexible connection film is connected to an electrode protruded from a cell provided between the front side substrate and the rear side substrate, and

the flexible connection film has one end connected to the printed circuit board and a middle portion on which a chip is mounted.

42. The display device of claim 8, wherein the display panel includes a step portion at a rear lower side of the display panel, a thickness of the step portion being smaller than a thickness of other portions of the display panel,

the flexible connection film has the first end portion coupled to the step portion, the second end portion coupled to the printed circuit board, and a middle portion on which a chip is mounted.

52. The display device of claim 8, wherein the flexible connection film includes a front surface and a rear surface, the front surface of the flexible connection film facing the rear surface of the display panel,

wherein a portion of the front surface of the flexible connection film is attached to the rear surface of the display panel of the rear portion of the display panel.

27. A display device, comprising:

a display panel having a front surface and a rear surface;

a supporting cover disposed at a rear of the display panel, the supporting cover comprising a through-hole extended in a longitudinal direction of the supporting cover;

at least one printed circuit board disposed at a rear of the supporting cover;

a film disposed between the display panel and the supporting cover, at least a portion of the film being bent, and configured to be connected to a circuit and a rear portion of the display panel, wherein the film has a first end portion and a second end portion, the film being bent between the rear surface of the display panel and the supporting cover;

a cable connected to the circuit, the cable being configured to extend via the through-hole and configured to connect the at least one printed circuit board and the circuit,

wherein the first end portion of the film is attached to the rear portion of the display panel, and

wherein the film extends from the first end portion attached to the rear portion of the display panel to the second end portion along the rear surface of the display panel.

28. The display device of claim 27, wherein the supporting cover is formed of tempered glass.

29. The display device of claim 27, wherein the supporting cover is formed with material having high heat conductivity.

30. The display device of claim 27, further comprising:

a power board disposed at a rear of the supporting cover and configured to supply power to the display panel; and

an exterior cover configured to cover the printed circuit board, the power board and the supporting cover.

34. The display device of claim 30, wherein the exterior cover covers at least a portion of a rear portion of the supporting cover.

37. The display device of claim 27, wherein the film is attached to a portion of the circuit.

43. The display device of claim 27, wherein the film has the second end portion connected to the circuit and a middle portion on which a chip is mounted.

44. The display device of claim 27, wherein the display panel includes a front side substrate and a rear side substrate,

the film is connected to an electrode protruded from a cell provided between the front side substrate and the rear side substrate, and

the film has one end connected to the circuit and a middle portion on which a chip is mounted.

45. The display device of claim 27, wherein the display panel includes a step portion at a rear lower side of the display panel, a thickness of the step portion being smaller than a thickness of other portions of the display panel,

the film has the first end portion coupled to the step portion, the second end portion coupled to the circuit, and a middle portion on which a chip is mounted.

53. The display device of claim 27, wherein the film includes a front surface and a rear surface, the front surface of the film facing the rear surface of the display panel,

wherein a portion of the front surface of the film is attached to the rear surface of the display panel of the rear portion of the display panel.

46. A display device, comprising:

an organic light emitting diode (OLED) panel having a front surface and a rear surface;

a cover disposed at a rear of the OLED panel and comprising a through-hole extended in a longitudinal direction of the cover; and

a board disposed between the OLED panel and the cover and comprising a printed circuit board and a flexible connection film connecting the OLED panel and the printed circuit board, wherein the flexible connection film has a first end portion and a second end portion, the flexible connection film being bent between the rear surface of the OLED panel and the cover,

wherein the flexible connection film is bent to be connected to a rear portion of the OLED panel and the printed circuit board,

wherein the first end portion of the flexible connection film is attached to the rear portion of the OLED panel, and

wherein the flexible connection film extends from the first end portion attached to the rear portion of the OLED panel to the second end portion along the rear surface of the OLED panel.

47. The display device of claim 46, further comprising:

a leg unit supporting the display device and coupled to a rear portion of the cover.

48. The display device of claim 46, wherein the flexible connection film has the second end portion connected to the printed circuit board and a middle portion on which a chip is mounted.

49. The display device of claim 46, wherein the OLED panel includes a front side substrate and a rear side substrate,

the flexible connection film is connected to an electrode protruded from a cell provided between the front side substrate and the rear side substrate, and

the flexible connection film has one end connected to the printed circuit board and a middle portion on which a chip is mounted.

50. The display device of claim 46, wherein the OLED panel includes a step portion at a rear lower side of the OLED panel, a thickness of the step portion being smaller than a thickness of other portions of the OLED panel,

the flexible connection film has the first end portion coupled to the step portion, the second end portion coupled to the printed circuit board, and a middle portion on which a chip is mounted.

54. The display device of claim 46, wherein the flexible connection film includes a front surface and a rear surface, the front surface of the flexible connection film facing the rear surface of the OLED panel,

wherein a portion of the front surface of the flexible connection film is attached to the rear surface of the OLED panel of the rear portion of the OLED panel.