KR101649826B1 - Display device - Google Patents
Display device Download PDFInfo
- Publication number
- KR101649826B1 KR101649826B1 KR1020150078848A KR20150078848A KR101649826B1 KR 101649826 B1 KR101649826 B1 KR 101649826B1 KR 1020150078848 A KR1020150078848 A KR 1020150078848A KR 20150078848 A KR20150078848 A KR 20150078848A KR 101649826 B1 KR101649826 B1 KR 101649826B1
- Authority
- KR
- South Korea
- Prior art keywords
- light
- display panel
- pixel region
- disposed
- display device
- Prior art date
Links
Images
Classifications
-
- G02B27/2242—
Landscapes
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
A display device is provided. The display device includes a display panel and a light refracting portion disposed on the display panel, the light refracting portion having a first surface facing the display panel and a second surface opposite to the first surface. Wherein the light refracting portion includes a light refraction pattern disposed on the first surface and having a first inclined surface, a second inclined surface, and a contact surface connecting the first inclined surface and the second inclined surface, It can refract light coming out.
Description
The present invention relates to a display device.
2. Description of the Related Art Recently, there has been actively developed a display device that realizes stereoscopic images without glasses or implements different images according to viewing directions.
The display device uses a Parallax barrier method and a Lenticular lens method in order to realize a non-eye hardening 3D image. However, the parallax barrier method has a problem that the brightness is reduced due to the barrier, There is a problem that it is difficult to manufacture.
In order to solve the above problems, the present invention provides a display device capable of realizing a stereoscopic image or a multi-view image with excellent image quality.
Other objects of the present invention will become apparent from the following detailed description and the accompanying drawings.
A display device according to embodiments of the present invention includes a display panel and a light refracting portion disposed on the display panel and having a first surface facing the display panel and a second surface opposite to the first surface. Wherein the light refracting portion includes a light refraction pattern disposed on the first surface and having a first inclined surface, a second inclined surface, and a contact surface connecting the first inclined surface and the second inclined surface, It can refract light coming out.
Wherein the display panel includes a first pixel region corresponding to the first sloped surface and a second pixel region corresponding to the second sloped surface, the contact surface having a first pixel region corresponding to the first pixel region and a second pixel region corresponding to the second sloped surface, And the light refraction part can be bonded to the display panel through the contact surface.
The display device may further include a structure disposed at a boundary between the first pixel area and the second pixel area of the display panel, and the structure may include a surface parallel to the display panel and the contact surface .
The structure may include an adhesive structure disposed between the display panel and the contact surface to adhere the light refraction pattern to the display panel.
And a recessed region defined by the first inclined surface and the second inclined surface may be disposed on the first surface. The structure may include a light blocking structure disposed in the recess region and blocking light that interferes at a boundary between the first pixel region and the second pixel region.
The size of the cross section of the light refraction pattern in a direction parallel to the display panel can be reduced toward the display panel.
The photorefractive pattern may be in the form of a prism.
A recessed area defined by the first inclined surface and the second inclined surface is disposed on the first surface, and the display device may further include a light refraction adjusting material disposed in the recessed area.
The photorefractive modulator may include two or more different types of photorefractive modulators.
An upper transparent electrode provided between the first surface of the photorefractive unit and the photorefractive modulator and a lower transparent electrode provided on the display panel, wherein the lower transparent electrode is provided between the upper transparent electrode and the lower transparent electrode, The refractive index of the photorefractive modulator may be changed according to a control signal.
The display device according to embodiments of the present invention may be attached to the display panel of the light refraction part to maintain a structurally stable shape. The display device can be more effectively used for a display device having a large area such as a large area 3D TV. In addition, the display device can be applied to a non-eye-warming display device capable of viewing a stereoscopic image without wearing glasses.
1 is a cross-sectional view of a display device according to an embodiment of the present invention.
2 is a schematic exploded perspective view of the display device of FIG.
3 is a schematic exploded perspective view of a display device according to another embodiment of the present invention.
4 is a cross-sectional view of a display device according to another embodiment of the present invention.
5 is a cross-sectional view of a display device according to another embodiment of the present invention.
6 is a cross-sectional view of a display device according to another embodiment of the present invention.
7 is a cross-sectional view of a display device according to another embodiment of the present invention.
8 is a cross-sectional view of a display device according to another embodiment of the present invention.
9 is a cross-sectional view of a display device according to another embodiment of the present invention.
10 is a cross-sectional view of a display device according to another embodiment of the present invention.
11 is a cross-sectional view of a display device according to another embodiment of the present invention.
12 shows a cross-sectional view of a display device according to another embodiment of the present invention.
13 is a cross-sectional view of a display device according to another embodiment of the present invention.
14 is a cross-sectional view of a display device according to another embodiment of the present invention.
Hereinafter, the present invention will be described in detail with reference to examples. The objects, features and advantages of the present invention will be easily understood by the following embodiments. The present invention is not limited to the embodiments described herein, but may be embodied in other forms. The embodiments disclosed herein are provided so that the disclosure may be thorough and complete, and that those skilled in the art will be able to convey the spirit of the invention to those skilled in the art. Therefore, the present invention should not be limited by the following examples.
Although the terms first, second, etc. are used herein to describe various elements, the elements should not be limited by such terms. These terms are only used to distinguish the elements from each other. In addition, when an element is referred to as being on another element, it may be directly formed on the other element, or a third element may be interposed therebetween.
The sizes of the elements in the figures, or the relative sizes between the elements, may be exaggerated somewhat for a clearer understanding of the present invention. In addition, the shape of the elements shown in the drawings may be somewhat modified by variations in the manufacturing process or the like. Accordingly, the embodiments disclosed herein should not be construed as limited to the shapes shown in the drawings unless specifically stated, and should be understood to include some modifications.
FIG. 1 is a cross-sectional view of a display device according to an embodiment of the present invention, and FIG. 2 is a schematic exploded perspective view of a display device according to an embodiment of the present invention.
Referring to FIGS. 1 and 2, the
The
The
The
The first light L1 emerging from the
3 is a schematic exploded perspective view of a display device according to another embodiment of the present invention.
Referring to FIG. 3, the plurality of
The shapes of the different
4 is a cross-sectional view of a display device according to another embodiment of the present invention.
Referring to FIG. 4, a light
The
The first light L1 emitted from the
5 is a cross-sectional view of a display device according to another embodiment of the present invention.
Referring to FIG. 5, the
The upper transparent electrode 510 may be disposed between the
6 is a cross-sectional view of a display device according to another embodiment of the present invention.
6, the
7 is a cross-sectional view of a display device according to another embodiment of the present invention.
Referring to FIG. 7, the
The
The first light L1 emitted from the
8 is a cross-sectional view of a display device according to another embodiment of the present invention.
Referring to FIG. 8, the
The
9 is a cross-sectional view of a display device according to another embodiment of the present invention.
Referring to FIG. 9, the
The
The first light L1 emitted from the
The
10 is a cross-sectional view of a display device according to another embodiment of the present invention.
Referring to FIG. 10, the
The
11 is a cross-sectional view of a display device according to another embodiment of the present invention.
Referring to FIG. 11, the
The
The first light L1 emitted from the
The light refracting
12 shows a cross-sectional view of a display device according to another embodiment of the present invention.
Referring to FIG. 12, the
The
13 is a cross-sectional view of a display device according to another embodiment of the present invention.
Referring to FIG. 13, the
The
The first light L1 emitted from the
The
14 is a cross-sectional view of a display device according to another embodiment of the present invention.
Referring to FIG. 14, the
The
Hereinafter, specific embodiments of the present invention have been described. It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims. Therefore, the disclosed embodiments should be considered in an illustrative rather than a restrictive sense. The scope of the present invention is defined by the appended claims rather than by the foregoing description, and all differences within the scope of equivalents thereof should be construed as being included in the present invention.
10: Display device 100: Display panel
110: first pixel region 120: second pixel region
200: light refracting portion 211: first surface
212: second surface 220: light refraction pattern
221: first inclined surface 222: second inclined surface
223: contact surface 310: adhesive structure
320: light blocking structure 400: photorefractive material
410: first photorefractive modulator 420: second photorefractive modulator
510: upper transparent electrode 520: lower transparent electrode
Claims (10)
A light refracting portion disposed on the display panel, the light refracting portion having a first surface facing the display panel and a second surface opposite to the first surface; And
And a structure disposed on a boundary between the first pixel region and the second pixel region on the display panel,
Wherein the light refracting portion includes a light refraction pattern disposed on the first surface and having a first inclined surface, a second inclined surface, and a contact surface connecting the first inclined surface and the second inclined surface,
Wherein the light refraction pattern refracts light emitted from the display panel,
Wherein the first pixel region corresponds to the first inclined plane, the second pixel region corresponds to the second inclined plane,
A recessed region defined by the first inclined surface and the second inclined surface is disposed on the first surface,
The structure having a surface parallel to the display panel and the contact surface,
Wherein the structure includes a light blocking structure disposed in the recess region and blocking light interfering at a boundary between the first pixel region and the second pixel region.
Wherein the contact surface is disposed at a boundary between the first pixel region and the second pixel region of the display panel,
And the light refraction part is bonded to the display panel through the contact surface.
Wherein the structure further comprises an adhesive structure disposed between the display panel and the contact surface to adhere the light refraction pattern to the display panel.
Wherein a size of a cross section of the light refraction pattern in a direction parallel to the display panel is reduced toward the display panel.
Wherein the light refraction pattern is a polygonal prism.
And a light refraction adjusting material disposed in the recessed region.
Wherein the photorefractive modulator comprises two or more different types of photorefractive modulators,
Wherein the two or more different types of photorefractive materials are arranged in different recess regions.
An upper transparent electrode provided between the first surface of the light refraction portion and the light refraction adjusting material,
And a lower transparent electrode provided on the display panel,
Wherein the refractive index of the photorefractive modulator changes according to a control signal provided by the upper transparent electrode and the lower transparent electrode.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020150078848A KR101649826B1 (en) | 2015-06-03 | 2015-06-03 | Display device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020150078848A KR101649826B1 (en) | 2015-06-03 | 2015-06-03 | Display device |
Publications (1)
Publication Number | Publication Date |
---|---|
KR101649826B1 true KR101649826B1 (en) | 2016-08-19 |
Family
ID=56875184
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020150078848A KR101649826B1 (en) | 2015-06-03 | 2015-06-03 | Display device |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR101649826B1 (en) |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20050021973A (en) * | 2003-08-30 | 2005-03-07 | 샤프 가부시키가이샤 | A multiple-view directional display |
JP2006276161A (en) * | 2005-03-28 | 2006-10-12 | Casio Comput Co Ltd | Liquid crystal display device |
KR20090055913A (en) * | 2007-11-29 | 2009-06-03 | 엘지디스플레이 주식회사 | Display device having multi viewing zone |
JP2010243941A (en) * | 2009-04-09 | 2010-10-28 | Panasonic Corp | Stereoscopic image display device and multi-view display device |
-
2015
- 2015-06-03 KR KR1020150078848A patent/KR101649826B1/en active IP Right Grant
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20050021973A (en) * | 2003-08-30 | 2005-03-07 | 샤프 가부시키가이샤 | A multiple-view directional display |
JP2006276161A (en) * | 2005-03-28 | 2006-10-12 | Casio Comput Co Ltd | Liquid crystal display device |
KR20090055913A (en) * | 2007-11-29 | 2009-06-03 | 엘지디스플레이 주식회사 | Display device having multi viewing zone |
JP2010243941A (en) * | 2009-04-09 | 2010-10-28 | Panasonic Corp | Stereoscopic image display device and multi-view display device |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
TWI417575B (en) | Electrically-driven liquid crystal lens and stereoscopic display using the same | |
US9651792B2 (en) | Image display apparatus | |
JP2007219526A (en) | Stereoscopic image conversion panel and stereoscopic image display device having the same | |
KR102372085B1 (en) | 2d/3d switchable backlight unit and image display apparatus using the same | |
US9030643B2 (en) | Liquid crystal optical element and image display apparatus including the same | |
US9500874B2 (en) | Liquid crystal optical element and image display apparatus including the same | |
TWI454791B (en) | Electrically-driven liquid crystal lens panel and stereoscopic display panel | |
US20160091726A1 (en) | Polarization control unit and 2d and 3d image display device having the same | |
US20160091646A1 (en) | Polarization control unit | |
KR102016054B1 (en) | Apparatus for displaying 2d/3d image | |
US8847854B2 (en) | Non-spectacled stereoscopic display apparatus capable of improving optical characteristics | |
KR101597907B1 (en) | Display device | |
US20160139420A1 (en) | Display apparatus | |
KR101656154B1 (en) | Display device | |
US9813696B2 (en) | Stereoscopic image display device | |
JP2012185500A (en) | Microstructure optical phase shifting film and lens | |
US9658483B2 (en) | Liquid crystal lens and display including the same | |
KR101649826B1 (en) | Display device | |
US9182628B2 (en) | Two dimension/three dimension switchable liquid crystal lens assembly | |
KR101928135B1 (en) | Optical film for display and display device comprising the same | |
KR102638141B1 (en) | Display device comprising lens panel | |
KR101649825B1 (en) | Display Device | |
TWM520771U (en) | 3D display layer and 3D display structure thereof | |
KR101728230B1 (en) | Display device | |
TWI597527B (en) | 3d display layer and 3d display structure thereof |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
E701 | Decision to grant or registration of patent right | ||
GRNT | Written decision to grant | ||
FPAY | Annual fee payment |
Payment date: 20190731 Year of fee payment: 4 |