CN104155793B - Display device - Google Patents
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- Publication number
- CN104155793B CN104155793B CN201410350318.2A CN201410350318A CN104155793B CN 104155793 B CN104155793 B CN 104155793B CN 201410350318 A CN201410350318 A CN 201410350318A CN 104155793 B CN104155793 B CN 104155793B
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- Prior art keywords
- reflection
- display device
- blooming
- scattering
- upper polarizer
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Abstract
The invention relates to the technical field of displays, and discloses a display device which comprises a display panel and a reflecting-scattering anti-reflection film. A lower polarizer is arranged on a light incident side of the display panel, an upper polarizer is arranged on a light emergent side of the display panel, and the reflecting-scattering anti-reflection film is arranged on the side, which is far away from the display panel, of the upper polarizer . The display device has the advantages that the display device is provided with the reflecting-scattering anti-reflection film, accordingly, linearly polarized light which is emitted from the upper polarizer can be turned into light in multi-direction polarization states after being reflected and scattered, partial light rays which are identical to polarization directions of polarizer protective films on sunglasses are always available for users who wears the sunglasses regardless of angles at which the wearer watches pictures on the display device, in other words, the partial light rays which are consistent with the direction of transmittance shafts of the polarizer protective films are always available, view angles of the display device can be enlarged when the user who wears the sunglasses watches the display device, and sunglasses effects can be reduced by the display device.
Description
Technical field
The present invention relates to LCD Technology field, particularly to a kind of display device.
Background technology
It is known that liquid crystal display has replaced cathode ray tube (CRT, Cathode Ray Tubes) display completely, with
The continuous development of lcd technology, other additional characteristics are as touched (Touch), 3 D stereo (3D), flexible (Flexible)
Also arise at the historic moment etc. function, nowadays, frivolous, low-power consumption, multifunction green display device have become everybody common pursuit.
The technological innovation of field of liquid crystal display, too busy to get away people are to constantly the carrying of product demand miscellaneous in life
High.With the continuous improvement to product demand for the people, researcher is constantly improved to product, for example：Liquid crystal is deposited in itself
Viewing angle problem, bring Senior super dimension field switch technology (ADS, Advanced Super Dimension Switch), flat
Face switch technology (IPS, In-Plane Switch), many quadrants vertical orientation technology (MVA, Multi-domain Vertical
The application of multiple wide angle mode and the popularization such as Alignment)；Using the narrow viewing angle of liquid crystal, normal viewing area is only limited to
In narrower front field of view.
Under prior art, display device includes upper polarizer and lower polaroid, as shown in figure 1, Fig. 1 is of the prior art
The design sketch when being watched using sunglassess for the display device, the light 05 that backlight sends is radiated on display floater 03, passes through
It is changed into line polarized light (shown by arrow), beholder's wear sunglasses watch display device after lower polaroid 01, upper polarizer 02
On image when, due to one layer of polarizing plate protective film 04 being had on sunglasses, on a certain viewing angle, easily make the sun
Just hung down with the polarization direction of the upper polarizer 02 of display device just in the polarization direction of the polarizing plate protective film 04 having on mirror
Directly, beholder will be unable to watch shown picture in display device, i.e. so-called sunglassess effect.
Content of the invention
The invention provides a kind of display device, it is possible to reduce the generation of sunglassess effect.
For reaching above-mentioned purpose, the present invention provides technical scheme below：
The invention provides a kind of display device, including：Display floater, the incident side of described display floater is provided with lower polarization
Piece, light emission side are provided with upper polarizer, also include：
It is arranged at reflection-scattering anti-reflection film that described upper polarizer deviates from described display floater side.
The display device that the present invention provides, by the reflection-scattering anti-reflection film of setting, can be by from upper polarizer out
Line polarized light reflected and scattering after become the light with multi-direction polarization state, no matter which angle user wears sunglassess from
The picture of viewing display device, always has some light identical with the polarization direction of the polarizing plate protective film that sunglassess are provided with,
That is always there being some light consistent with the transmission direction of principal axis of polarizing plate protective film it is seen then that above-mentioned display device expands use
Person wears sunglassess and watches field-of-view angle during display device.
So, the display device that the present invention provides, it is possible to reduce the generation of sunglassess effect.
In some optional embodiments, described reflection-scattering anti-reflection film includes：First anti-reflection blooming, be located at institute
State the half-reflection and half-transmission blooming on the first anti-reflection blooming and the second anti-reflection optics being located on described half-reflection and half-transmission blooming
All it is added with scattering particles in film, described first anti-reflection blooming and described second anti-reflection blooming.
In some optional embodiments, the transmitance of described first anti-reflection blooming and described second anti-reflection blooming
It is all higher than equal to 90%.
In some optional embodiments, described scattering particles are silica dioxide granule.
In some optional embodiments, the material of described first anti-reflection blooming and the second anti-reflection blooming is glass
Glass.
In some optional embodiments, the material of described first anti-reflection blooming and the second anti-reflection blooming is height
Molecular material.
In some optional embodiments, the material of described first anti-reflection blooming is glass, described second anti-reflection light
The material learning film is transparent macromolecular material；Or
The material of described first anti-reflection blooming is transparent macromolecular material, and the material of described second anti-reflection blooming is
Glass.
In some optional embodiments, described reflection-scattering anti-reflection film is plated on described by ion sputtering process
Polaroid.
In some optional embodiments, described reflection-scattering anti-reflection film is attached at described upper polarizer.
Brief description
Fig. 1 is the design sketch when being watched using sunglassess for the display device of the prior art；
Fig. 2 design sketch when being watched using sunglassess for the display device in the embodiment of the present invention；
Reflection in the display device that Fig. 3 provides for the present invention-scattering anti-reflection film structural representation.
In figure：
Polaroid 02- upper polarizer under 01-
03- display floater 04- polarizing plate protective film
Polaroid under the light 1- that 05- backlight sends
2- upper polarizer 3- display floater
4- reflects-scatters the anti-reflection blooming of anti-reflection film 41- first
42- half-reflection and half-transmission blooming 43- the second anti-reflection blooming
44- scattering particles 5- polarizing plate protective film
The light of the multi-direction polarization state of 6-
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation description is it is clear that described embodiment is only a part of embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of not making creative work
Embodiment, broadly falls into the scope of protection of the invention.
As shown in Fig. 2 Fig. 2 is the design sketch when being watched using sunglassess for the display device in the embodiment of the present invention, this
Inventive embodiments provide a kind of display device, including：Display floater 3, the incident side of display floater 3 is provided with lower polaroid 1, goes out
Light side is provided with upper polarizer 2, also includes：
It is arranged at reflection-scattering anti-reflection film 4 that upper polarizer 2 deviates from display floater 3 side.
The display device that the present invention provides, by the reflection-scattering anti-reflection film 4 of setting, can be by from upper polarizer 2 out
Line polarized light reflected and scattering after become the light 6 with multi-direction polarization state, no matter user wears sunglassess from which
Angle watches the picture of display device, always has the polarization direction phase of the polarizing plate protective film 5 that some light and sunglassess are provided with
With that is to say, that always there being some light consistent between axlemolecules (shown by arrow) direction of polarizing plate protective film 5, protect through polaroid
Cuticula 5, therefore, can make the user wearing sunglassess observe display picture it is seen then that above-mentioned display device expands user
Wear sunglassess and watch field-of-view angle during display device.
So, the display device that the present invention provides, it is possible to reduce the generation of sunglassess effect.
The incident side of above-mentioned display floater refers to the side towards backlight for the display floater, and the light emission side of display floater refers to
Be the side that display floater deviates from backlight.
The concrete structure of reflection-scattering anti-reflection film can have multiple, as shown in figure 3, Fig. 3 fills for the display that the present invention provides
Reflection in putting-scattering anti-reflection film structural representation, in a kind of specific embodiment, reflection-scattering anti-reflection film 4 includes：The
One anti-reflection blooming 41, be located at the first anti-reflection blooming 41 on half-reflection and half-transmission blooming 42 and be located at half-reflection and half-transmission optics
On film 42 second anti-reflection blooming 43, is all added with scattering particles in the first anti-reflection optics 41 and the second anti-reflection blooming 43
44.
Preferably, the transmitance of the first anti-reflection blooming 41 and the second anti-reflection blooming 43 is all higher than equal to 90%.Light
Round in reflection-scattering anti-reflection film is as shown in figure 3, the arrow shown in figure represents light.
Preferably in embodiment, the transmitance of the first anti-reflection blooming 41 and the second anti-reflection blooming 43 is all higher than being equal to
99.9%.
The concrete composition of scattering particles can have multiple, for example：Resin material, glass material (silicon dioxide) etc., this
In bright preferred embodiment, scattering particles are silica dioxide granule.By adjusting the diameter of scattering particles, emergent light can be adjusted
The degree of polarization of line.In first anti-reflection blooming and the second anti-reflection blooming, the size of scattering particles being provided with and distribution are permissible
Identical can also be different.
The concrete material of the first anti-reflection blooming 41 and the second anti-reflection blooming 43 can also be multiple：Optionally, first
The material of anti-reflection blooming and the second anti-reflection blooming is glass.
Optionally, the material of the first anti-reflection blooming 41 and the second anti-reflection blooming 43 is macromolecular material.
Optionally, the material of the first anti-reflection blooming 41 is glass, and the material of the second anti-reflection blooming 43 is transparent height
Molecular material；Or
The material of the first anti-reflection blooming 41 is transparent macromolecular material, and the material of the second anti-reflection blooming 43 is glass
Glass.
Optionally, above-mentioned reflection-scattering anti-reflection film can be plated located at upper polarizer by ion sputtering process.Can also attach
In upper polarizer.
Obviously, those skilled in the art can carry out the various changes and modification essence without deviating from the present invention to the present invention
God and scope.So, if these modifications of the present invention and modification belong to the scope of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to comprise these changes and modification.
Claims (8)
1. a kind of display device, including：Display floater, the incident side of described display floater is provided with lower polaroid, light emission side is provided with
Upper polarizer is it is characterised in that also include：
It is arranged at reflection-scattering anti-reflection film that described upper polarizer deviates from described display floater side, wherein：Described reflection-dissipate
Penetrate anti-reflection film to include：First anti-reflection blooming, be located at the described first anti-reflection blooming on half-reflection and half-transmission blooming and be located at
The second anti-reflection blooming on described half-reflection and half-transmission blooming, in described first anti-reflection blooming and described second anti-reflection blooming
All it is added with scattering particles.
2. display device according to claim 1 is it is characterised in that described first anti-reflection blooming and described second anti-reflection
The transmitance of blooming is all higher than equal to 90%.
3. display device according to claim 2 is it is characterised in that described scattering particles are silica dioxide granule.
4. display device according to claim 3 is it is characterised in that described first anti-reflection blooming and the second anti-reflection optics
The material of film is glass.
5. display device according to claim 3 is it is characterised in that described first anti-reflection blooming and the second anti-reflection optics
The material of film is macromolecular material.
6. display device according to claim 3 it is characterised in that described first anti-reflection blooming material be glass,
The material of described second anti-reflection blooming is transparent macromolecular material；Or
The material of described first anti-reflection blooming is transparent macromolecular material, and the material of described second anti-reflection blooming is glass
Glass.
7. display device according to claims 1 to 6 is it is characterised in that described reflection-scattering anti-reflection film is splashed by ion
Method of penetrating is plated located at described upper polarizer.
8. display device according to claims 1 to 6 it is characterised in that described reflection-scattering anti-reflection film be attached at described
Upper polarizer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410350318.2A CN104155793B (en) | 2014-07-22 | 2014-07-22 | Display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410350318.2A CN104155793B (en) | 2014-07-22 | 2014-07-22 | Display device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104155793A CN104155793A (en) | 2014-11-19 |
| CN104155793B true CN104155793B (en) | 2017-02-15 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410350318.2A Expired - Fee Related CN104155793B (en) | 2014-07-22 | 2014-07-22 | Display device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104155793B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105572951A (en) * | 2015-12-16 | 2016-05-11 | 武汉华星光电技术有限公司 | Display device and reflective display panel thereof |
| CN111258109A (en) * | 2020-03-11 | 2020-06-09 | Oppo广东移动通信有限公司 | Display device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101454698A (en) * | 2006-03-30 | 2009-06-10 | 宇部兴产株式会社 | Optical filter |
| CN201654389U (en) * | 2010-04-12 | 2010-11-24 | 信利半导体有限公司 | Liquid crystal display |
| CN103308966A (en) * | 2012-03-12 | 2013-09-18 | 群康科技(深圳)有限公司 | Optical member and display system |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101338995B1 (en) * | 2008-06-10 | 2013-12-09 | 엘지디스플레이 주식회사 | Liquid crystal display device |
| US20100231700A1 (en) * | 2009-03-10 | 2010-09-16 | Lsi Industries, Inc. | 3d screen with modular polarized pixels |
-
2014
- 2014-07-22 CN CN201410350318.2A patent/CN104155793B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101454698A (en) * | 2006-03-30 | 2009-06-10 | 宇部兴产株式会社 | Optical filter |
| CN201654389U (en) * | 2010-04-12 | 2010-11-24 | 信利半导体有限公司 | Liquid crystal display |
| CN103308966A (en) * | 2012-03-12 | 2013-09-18 | 群康科技(深圳)有限公司 | Optical member and display system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104155793A (en) | 2014-11-19 |
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