Display device
First Claim
Patent Images
1. A display device, comprising:
- a display unit to display an image, the display unit having a first side and a second and opposite side, the image being viewed from the first side;
a first retarder arranged on the display unit;
a first polarizing plate arranged on the first retarder;
a touch unit arranged on the first polarizing plate;
a second retarder arranged on the touch unit; and
a second polarizing plate arranged on the second retarder, the first retarder, wherein the first polarizing plate, the touch unit, the second retarder and the second polarizing plate are sequentially stacked on the first side of the display unit, and wherein the first retarder is closer to the display unit than the first polarizing plate and the second polarizing plate.
1 Assignment
0 Petitions
Accused Products
Abstract
A display device includes a display unit for displaying an image, a first retarder provided on the display panel, a first polarizing plate provided on the first retarder, a touch unit provided on the first polarizing plate, a second retarder provided on the touch unit, and a second polarizing plate provided on the second retarder. With this arrangement, external light entering into the display may either be transmitted or reflected off of the touch unit, and in either case, be absorbed by the second polarizing plate without leaving the display device.
20 Citations
20 Claims
-
1. A display device, comprising:
-
a display unit to display an image, the display unit having a first side and a second and opposite side, the image being viewed from the first side; a first retarder arranged on the display unit; a first polarizing plate arranged on the first retarder; a touch unit arranged on the first polarizing plate; a second retarder arranged on the touch unit; and a second polarizing plate arranged on the second retarder, the first retarder, wherein the first polarizing plate, the touch unit, the second retarder and the second polarizing plate are sequentially stacked on the first side of the display unit, and wherein the first retarder is closer to the display unit than the first polarizing plate and the second polarizing plate. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16)
-
-
17. A display device, comprising:
-
a display unit to display an image, the display unit having a first side and a second and opposite side, the image being viewed from the first side; a first retarder arranged on the display unit, the first retarder being a ¼
wave plate;a first polarizing plate arranged on the first, retarder; a touch unit arranged on the first polarizing plate; a second retarder arranged on the touch unit, the second retarder being a ½
wave plate; anda second polarizing plate arranged on the second retarder, the first retarder, the first polarizing plate, the touch unit, the second retarder and the second polarizing plate each being arranged on the first side only of the display unit, wherein the first retarder is interposed between the display unit and the first polarizing plate. - View Dependent Claims (18, 19, 20)
-
Specification