Liquid crystal display device having transparent supporting plate disposed on liquid crystal panel

• US 20080129919A1
• Filed: 01/10/2008
• Published: 06/05/2008
• Est. Priority Date: 04/30/2004
• Status: Active Grant

• Current Assignee: LG Philips LCD Company Limited (LG Display Co., Ltd.)
• Original Assignee: LG Philips LCD Company Limited (LG Display Co., Ltd.)
• Inventors: Paik, Sang-Yoon, Moon, Hong-Man, Lee, Su-Woong
• Granted Patent: US 7,868,966 B2
• Time in Patent Office: Days
• US Class Current: 349/58
• CPC Class Codes: G02F 1/133308 Support structures for LCD panels, e.g. frames or bezels
• CPC Class Codes: G02F 2201/50 Protective arrangements
• CPC Class Codes: G02F 2201/54 Arrangements for reducing warping-twist

Abstract

A liquid crystal display device (LCD) includes a liquid crystal panel displaying an image; a transparent plate disposed on the liquid crystal panel; a support member supporting the liquid crystal panel; and a fixing member disposed on the transparent plate, the fixing member coupled with the support member to fix the liquid crystal panel and the transparent plate in place, and to protect the liquid crystal panel and the transparent plate.

Claims

1-6. -6. (canceled)

7. An LCD, comprising:

a liquid crystal panel displaying an image;

a transparent plate disposed underneath the liquid crystal panel;

a support member disposed underneath the transparent plate to support the transparent plate and the liquid crystal panel; and

a fixing member disposed on the liquid crystal panel, the fixing member coupled with the support member to fix the liquid crystal panel and the transparent plate in place, and to protect the liquid crystal panel and the transparent plate.

8. The LCD according to claim 7, wherein the liquid crystal panel includes at least one of a TN (Twisted Nematic) mode, an IPS (In Plane Switching) mode and a VA (Vertical Alignment) mode.

9. The LCD according to claim 7, further comprising a backlight assembly disposed underneath the liquid crystal panel to supply light to the liquid crystal panel.

10. The LCD according to claim 9, wherein the backlight assembly is a direct type backlight assembly.

11. The LCD according to claim 9, wherein the backlight assembly is an edge type backlight assembly.

12. The LCD according to claim 7, wherein the liquid crystal panel includes:

a first substrate;

a second substrate spaced apart from the first substrate by a predetermined distance;

a liquid crystal layer disposed between the first substrate and the second substrate;

a first polarizer disposed on the first substrate; and

a second polarizer disposed underneath the second substrate.

13. An LCD, comprising:

a liquid crystal panel displaying an image;

a first transparent plate disposed on the liquid crystal panel;

a second transparent plate disposed underneath the liquid crystal panel;

a support member disposed underneath the second transparent plate to support the second transparent plate and the liquid crystal panel; and

a fixing member disposed on the first transparent plate, the fixing member coupled with the support member to fix the liquid crystal panel and the first and second transparent plates in place, and to protect the liquid crystal panel and the first and second transparent plates.

14. The LCD according to claim 13, wherein the liquid crystal panel includes at least one of a TN (Twisted Nematic) mode, an IPS (In Plane Switching) mode and a VA (Vertical Alignment) mode.

15. The LCD according to claim 13, further comprising a backlight assembly disposed underneath the liquid crystal panel to supply light to the liquid crystal panel.

16. The LCD according to claim 15, wherein the backlight assembly is a direct type backlight assembly.

17. The LCD according to claim 15, wherein the backlight assembly is an edge type backlight assembly.

18. The LCD according to claim 13, wherein the liquid crystal panel includes:

a first substrate;

a second substrate spaced apart from the first substrate by a predetermined distance;

a liquid crystal layer disposed between the first substrate and the second substrate;

a first polarizer disposed on the first substrate; and

a second polarizer disposed underneath the second substrate.