IP Library Granted Patent US 7,852,447
Granted Patent B2
US 7,852,447 · App. 11/647,551 · Granted Dec 14, 2010

Liquid crystal display device including a pixel electrode having a plurality of pixel holes with concentric structure

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Quick Facts
Patent No.
US 7,852,447
App. No.
11/647,551
Granted
Dec 14, 2010
Kind
B2
Abstract

A liquid crystal display device is disclosed, which can improve the visibility for all directions, the liquid crystal display device includes: a common electrode; and a plurality of pixels, wherein each pixel includes a pixel electrode provided with pixel holes in a display control area, to thereby orient liquid crystal molecules of a liquid crystal in a radial pattern, and wherein the common electrode faces the plurality of pixel electrodes.

Claims (5)

1. A liquid crystal display device comprising:

a plurality of pixels, wherein each pixel includes a pixel electrode provided with a plurality of pixel holes having at least two different shapes and a common electrode, and

wherein the plurality of pixel holes are arranged to form a concentric structure.

2. The device of claim 1 , wherein the concentric pixel holes are arranged at regular intervals.

3. The device of claim 1 , wherein the concentric pixel holes are arranged at irregular intervals.

Assignments (2)
CHANGE OF NAME Recorded May 22, 2008
From: LG PHILIPS CO., LTD.
To: LG DISPLAY CO., LTD.
Reel/Frame 020976/0785 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 4, 2007
From: KAZUYOSHI, NAGAYAMA; YUICHI, MOMOI
To: LG. PHILIPS LCD CO., LTD.
Reel/Frame 019115/0072 →