LIQUID CRYSTAL DISPLAY DEVICE HAVING A TRANSPARENT PLATE DISPOSED ON BOTH SIDES OF THE LIQUID CRYSTAL PANEL

• US 20110102703A1
• Filed: 01/10/2011
• Published: 05/05/2011
• Est. Priority Date: 04/30/2004
• Status: Active Grant

• Current Assignee: LG Display Co., Ltd.
• Original Assignee: LG Display Co., Ltd.
• Inventors: Lee, Su-Woong, Paik, Sang-Yoon, Moon, Hong-Man
• Granted Patent: US 8,692,952 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 first transparent plate disposed on the liquid crystal panel; a second transparent plate disposed underneath the liquid crystal panel; a support member supporting 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.

Claims

1-12. -12. (canceled)

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.