IP Library Granted Patent US 7,876,391
Granted Patent B2
US 7,876,391 · App. 12/649,600 · Granted Jan 25, 2011

Liquid crystal display device

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Quick Facts
Patent No.
US 7,876,391
App. No.
12/649,600
Granted
Jan 25, 2011
Kind
B2
Abstract

A liquid crystal display device includes a liquid crystal display panel and a backlight. The liquid crystal display device has a hole in the screen. The hole of the liquid crystal display panel has a first protecting member; and the hole of the backlight has a second protecting member. The liquid crystal display panel hole and the backlight hole form a common hole. The common hole has a third protecting member. With this structure, the viewer can see another display in the liquid crystal display screen without feeling a noticeable difference.

Claims (22)

1. A display device comprising:

a liquid crystal display panel and a backlight; wherein

a liquid crystal display panel hole formed in the liquid crystal display panel, a first protecting member formed around the inner periphery of the liquid crystal display panel hole,

a backlight hole formed in the backlight and the backlight being housed in a frame, a second protecting member formed around the inner periphery of the backlight hole, and a flange formed on the bottom of the frame,

at least the backlight hole being fitted in the flange of the frame.

2. The display device according to claim 1 , wherein the flange is made of metal, the metal being at a potential common to the reference potential of the liquid crystal display panel.

3. The display device according to claim 1 , wherein the flange is an insulator.

4. A display device comprising;

a liquid crystal display panel and a backlight; wherein

a liquid crystal display panel hole formed in the liquid crystal display panel, a first protecting member formed around the inner periphery of the liquid crystal display panel hole,

a backlight hole formed in the backlight and the backlight being housed in a frame, a second protecting member formed around the inner periphery of the backlight hole, and a flange formed on the bottom of the frame,

the backlight hole is fitted in the flange of the frame.

5. The display device according to claim 4 , wherein the flange is made of metal, the metal being at a potential common to the reference potential of the liquid crystal display panel.

6. The display device according to claim 4 , wherein the flange is an insulator.

7. A display device comprising:

a liquid crystal display panel and a backlight; wherein

a liquid crystal display panel hole formed in the liquid crystal display panel, a protecting member formed around the inner periphery of the liquid crystal display panel hole,

a backlight hole formed in a backlight and the backlight being housed in a frame, and a flange formed on the bottom of the frame,

the backlight hole is fitted in the flange of the frame.

8. The display device according to claim 7 , wherein the flange is made of metal, the metal being at a potential common to the reference potential of the liquid crystal display panel.

9. The display device according to claim 7 , wherein the flange is an insulator.

10. The display device according to claim 1 , wherein liquid crystal display panel and the hole are fitted in the flange of the frame.

Assignments (7)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jul 10, 2025
From: JAPAN DISPLAY INC
To: MAGNOLIA PURPLE CORPORATION
Reel/Frame 071890/0202 →
CHANGE OF NAME Recorded Nov 17, 2023
From: HITACHI DISPLAYS, LTD.
To: JAPAN DISPLAY EAST, INC.
Reel/Frame 065614/0223 →
CHANGE OF NAME Recorded Nov 17, 2023
From: JAPAN DISPLAY EAST, INC.
To: JAPAN DISPLAY, INC.
Reel/Frame 065614/0644 →
CHANGE OF ADDRESS Recorded Nov 17, 2023
From: JAPAN DISPLAY, INC.
To: JAPAN DISPLAY, INC.
Reel/Frame 065654/0250 →
NUNC PRO TUNC ASSIGNMENT Recorded Nov 17, 2023
From: PANASONIC LIQUID CRYSTAL DISPLAY CO., LTD.
To: PANASONIC INTELLECTUAL PROPERTY CORPORATION OF AMERICA
Reel/Frame 065615/0327 →
MERGER Recorded Oct 13, 2011
From: IPS ALPHA SUPPORT CO., LTD.
To: PANASONIC LIQUID CRYSTAL DISPLAY CO., LTD.
Reel/Frame 027056/0914 →
COMPANY SPLIT PLAN TRANSFERRING FIFTY (50) PERCENT SHARE OF PATENTS Recorded Oct 13, 2011
From: HITACHI DISPLAYS, LTD.
To: IPS ALPHA SUPPORT CO., LTD.
Reel/Frame 027056/0692 →