CN103018952A - Display base plate and display device comprising display base plate - Google Patents
Display base plate and display device comprising display base plate Download PDFInfo
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- CN103018952A CN103018952A CN2012105641597A CN201210564159A CN103018952A CN 103018952 A CN103018952 A CN 103018952A CN 2012105641597 A CN2012105641597 A CN 2012105641597A CN 201210564159 A CN201210564159 A CN 201210564159A CN 103018952 A CN103018952 A CN 103018952A
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- base plate
- display base
- prism
- underlay substrate
- array structure
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Abstract
The invention relates to a display base plate which comprises a substrate base plate. The display base plate is characterized in that the display base plate further comprises a prism array structure, wherein the prism array structure is used for causing incident rays to emit in the normal direction of the substrate base plate. Compared with the prior art, according to the display base plate, a prism film is integrated into the base plate, so that the prism film can be effectively protected, and the service life of a liquid crystal display device can be prolonged. Additionally, the prism film can be omitted in backlight, thereby saving the cost and simplifying the production flow.
Description
Technical field
The present invention relates to technical field of liquid crystal display, the display device that relates in particular to a kind of display base plate and comprise this display base plate.
Background technology
Liquid crystal indicator is widely used in the various aspects of daily life, use the product of liquid crystal indicator too numerous to enumerate, in the small size application facet, for example portable terminal such as mobile phone, music player, palm PC (Personal Digital Assistant, PDA) etc.; In the large scale application facet, such as display, LCD TV etc.Liquid crystal indicator is the important component part of these products.
Because the liquid crystal of liquid crystal indicator does not have directly luminous function, therefore must additionally provide backlight module at the back side of liquid crystal display.LCDs and backlight module are two independently elements.Backlight module generally is by light source and the servicing unit of arranging in order from the light source place, comprises light guide plate, diffusion sheet, prism film.Prism film namely is to utilize its prism array by refraction or total reflection effect, with the direction of light-ray condensing at normal to screen, with the front brightness of increase screen, thereby can produce image limpid in sight.
With reference to Fig. 1, be the structural representation of traditional liquid crystal indicator.This tradition liquid crystal indicator comprises upper substrate 1 and the infrabasal plate 2 that is oppositely arranged, and is arranged on the liquid crystal cells 3 between described upper substrate 1 and the infrabasal plate 2, also is provided with prism film 4 at infrabasal plate 2 away from a side of liquid crystal cells 3.Backlight by behind the prism film, light all is gathered in the direction of normal to screen, has improved the positive apparent brightness of liquid crystal indicator.
But traditional liquid crystal indicator is when assembling or maintenance backlight module, and prism film very easily is damaged, and affects display view angle and the appreciation effect of liquid crystal indicator.
Summary of the invention
In order to achieve the above object, the invention provides a kind of display base plate and display device, can consist of effectively protection to prism film, prolong liquid crystal indicator serviceable life.And can in backlight module, omit prism film, thereby save cost and simplify production procedure.
For achieving the above object, technical scheme of the present invention is achieved in that
The invention provides a kind of display base plate, comprise underlay substrate, also comprise the prism array structure, described prism array structure is used for making incident ray to penetrate with the normal direction of described underlay substrate.
Wherein, the structure of the light-emitting face of above-mentioned prism array structure is the stripe prisms structure of parallel arranged.
Wherein, above-mentioned prism array structure and the described underlay substrate structure that is formed in one, the structure of the light-emitting face of described underlay substrate is described prism array structure.
Wherein, above-mentioned prism array structure is the prism rete, and described prism rete is positioned at light outgoing one side of described underlay substrate.
Wherein, above-mentioned display base plate also comprises the thin film transistor (TFT) array of light outgoing one side that is arranged on described underlay substrate; Wherein, described prism rete is between described thin film transistor (TFT) array and described underlay substrate; Perhaps, described thin film transistor (TFT) array is arranged between described prism rete and the described underlay substrate.
Wherein, above-mentioned display base plate also comprises flatness layer, and described flatness layer is set to the outermost layer of the exiting surface of described display base plate.
Wherein, above-mentioned flatness layer is formed by transparent material, and the refractive index of described transparent material is less than or equal to the refractive index of described prism film.
Wherein, above-mentioned prism array structure comprises at least one deck prism film layer, and described at least one deck prism film layer is embedded in described underlay substrate inner.
Wherein, above-mentioned display base plate comprises in the described multilayer prism array of the multilayer prism array structure structure having at least the rib of two-layer prism array structure to move towards orthogonal.
Wherein, above-mentioned display base plate also comprises the optical film with polarisation effect, is positioned at light outgoing one side of described underlay substrate.
Wherein, above-mentioned display base plate also comprises the optical film with scattering process, is positioned at the light inlet side of described prism array structure.
Wherein, above-mentioned display base plate also comprises the optical film with optical compensation effect, is positioned at light outgoing one side of described underlay substrate.
The present invention also provides a kind of display device, comprises above-mentioned each described display base plate.
Display base plate provided by the invention and display device have the structure of built-in prism film, can consist of effectively protection to prism film, prolong liquid crystal indicator serviceable life.Simultaneously can be at middle omission prism film backlight, thus save cost and simplify production procedure.
Description of drawings
Fig. 1 represents the structural representation of traditional liquid crystal indicator;
Fig. 2 represents the structural representation of a kind of liquid crystal indicator provided by the invention;
Fig. 3 represents the structural representation of another kind of liquid crystal indicator provided by the invention;
Fig. 4 represents the structural representation of another liquid crystal indicator provided by the invention.
Embodiment
For the purpose, technical scheme and the advantage that make the embodiment of the invention is clearer, below in conjunction with embodiment and accompanying drawing, the embodiment of the invention is elaborated.At this, illustrative examples of the present invention and explanation are used for explanation the present invention, but not as a limitation of the invention.
Fig. 2 is the structural representation of a kind of liquid crystal indicator provided by the invention.As shown in Figure 2, this liquid crystal indicator comprises upper substrate 1 and the infrabasal plate 2 that is oppositely arranged, and is arranged at the liquid crystal cells 3 between upper substrate 1 and the infrabasal plate 2.Described infrabasal plate 2 is display base plate provided by the invention.
Light outgoing one side of described infrabasal plate 2 is provided with prism film 4, is provided with a plurality of prism array structures 41 on the described prism film 4.Described prism array structure 41 is used for making incident ray to penetrate with the normal direction of described underlay substrate.Described prism array structure 41 is comprised of a plurality of prism structures at grade.Described prism array 41 utilizes refraction and total reflection law will concentrate on from the light on all directions of incident backlight the display direction of normal to screen, has improved the positive apparent brightness of liquid crystal indicator.
Preferably, the structure of the light-emitting face of described prism array structure is the stripe prisms structure of parallel arranged.But also can concentrate on the other prisms structure of screen display direction for other can make emergent light, be not construed as limiting at this.
Preferably, described prism array structure and the described underlay substrate structure that is formed in one, the structure of the light-emitting face of described underlay substrate is described prism array structure.Integrated structure not only can be omitted the technological process that attaches prism film, can also omit the base material of prism film, further reduces the thickness of display device.
Particularly, described infrabasal plate 2 also comprises the thin film transistor (TFT) array (not shown) that is arranged on light outgoing one side; Wherein, described prism rete is between described thin film transistor (TFT) array and described infrabasal plate 2; Perhaps, described thin film transistor (TFT) array is arranged between described prism rete 4 and the described infrabasal plate 2.
Fig. 3 represents the structural representation of another liquid crystal indicator provided by the invention.As shown in Figure 3, the structure of the liquid crystal indicator among Fig. 3 and the structure of the liquid crystal indicator among Fig. 2 are basic identical, and difference is that above-mentioned infrabasal plate 2 also comprises flatness layer 5, and described flatness layer setting is set to the outermost layer of the exiting surface of described display base plate.Described flatness layer is formed by transparent material, and the refractive index of described transparent material is less than or equal to the refractive index of described prism film.Described flatness layer 5 not only can further be protected prism structure, can also provide smooth top layer for optical film adhered (such as polaroid, optical compensation films).The refractive index of described flatness layer 5 can make light better concentrate on the direction of normal to screen less than the refractive index of prism film 4.
Preferably, above-mentioned infrabasal plate 2 also comprises the optical film with scattering process, is positioned at the light inlet side of described prism array structure.Described optical film with scattering process can be more even so that incide the light of substrate.
Preferably, above-mentioned infrabasal plate 2 also comprises the optical film with polarisation effect, is positioned at light outgoing one side of described underlay substrate.Described optical film with polarisation effect can be so that the light by outgoing behind the substrate has polarization state, thereby through the delayed-action of the liquid crystal molecule in the liquid crystal layer and the polaroid of liquid crystal layer opposite side, reaches display effect.
Preferably, above-mentioned display base plate also comprises the optical film with optical compensation effect, is positioned at light outgoing one side of described underlay substrate.Described optical film with optical compensation effect can compensate the retardation of liquid crystal molecule, plays the effect of accurate control display effect.
Fig. 4 represents the structural representation of another liquid crystal indicator provided by the invention.As shown in Figure 4, described prism array structure comprises two-layer prism rete, and described two-layer prism rete is embedded in described underlay substrate inner.Two-layer prism rete can so that the luminous energy on the liquid crystal panel in-plane by the refraction and total reflection, the display direction that more concentrates on panel gets on.
Particularly, have at least the rib of two-layer prism array structure to move towards orthogonal in the described multilayer prism array of the multilayer prism array structure structure.
The above; be the specific embodiment of the present invention only, but protection scope of the present invention is not limited to this, anyly is familiar with those skilled in the art in the technical scope that the present invention discloses; can expect easily changing or replacing, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection domain of described claim.
Claims (13)
1. a display base plate comprises underlay substrate, it is characterized in that, described display base plate also comprises the prism array structure, and described prism array structure is used for making incident ray to penetrate with the normal direction of described underlay substrate.
2. display base plate as described in claim 1 is characterized in that the structure of the light-emitting face of described prism array structure is the stripe prisms structure of parallel arranged.
3. display base plate as described in claim 1 is characterized in that, described prism array structure and the described underlay substrate structure that is formed in one, and the structure of the light-emitting face of described underlay substrate is described prism array structure.
4. display base plate as described in claim 1 is characterized in that described prism array structure is the prism rete, and described prism rete is positioned at light outgoing one side of described underlay substrate.
5. display base plate as described in claim 4 is characterized in that described display base plate also comprises the thin film transistor (TFT) array of light outgoing one side that is arranged on described underlay substrate; Wherein,
Described prism rete is between described thin film transistor (TFT) array and described underlay substrate; Perhaps,
Described thin film transistor (TFT) array is arranged between described prism rete and the described underlay substrate.
6. display base plate as described in claim 5 is characterized in that described display base plate also comprises flatness layer, and described flatness layer is set to the outermost layer of the exiting surface of described display base plate.
7. display base plate as described in claim 6 is characterized in that described flatness layer is formed by transparent material, and the refractive index of described transparent material is less than or equal to the refractive index of described prism film.
8. display base plate as described in claim 1 is characterized in that described prism array structure comprises at least one deck prism film layer, and described at least one deck prism film layer is embedded in described underlay substrate inner.
9. display base plate as claimed in claim 1 is characterized in that, described display base plate comprises in the described multilayer prism array of the multilayer prism array structure structure having at least the rib of two-layer prism array structure to move towards orthogonal.
10. display base plate as described in claim 1 is characterized in that described display base plate also comprises the optical film with polarisation effect, is positioned at light outgoing one side of described underlay substrate.
11. display base plate is characterized in that as described in claim 1, described display base plate also comprises the optical film with scattering process, is positioned at the light inlet side of described prism array structure.
12. display base plate is characterized in that as described in claim 1, described display base plate also comprises the optical film with optical compensation effect, is positioned at light outgoing one side of described underlay substrate.
13. a display device comprises such as each described display base plate of claim 1 ~ 12.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210564159.7A CN103018952B (en) | 2012-12-21 | 2012-12-21 | Display base plate and comprise the display device of this display base plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210564159.7A CN103018952B (en) | 2012-12-21 | 2012-12-21 | Display base plate and comprise the display device of this display base plate |
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| CN103018952A true CN103018952A (en) | 2013-04-03 |
| CN103018952B CN103018952B (en) | 2016-01-06 |
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| CN201210564159.7A Active CN103018952B (en) | 2012-12-21 | 2012-12-21 | Display base plate and comprise the display device of this display base plate |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105974666A (en) * | 2016-07-07 | 2016-09-28 | 京东方科技集团股份有限公司 | Display device |
| CN106959545A (en) * | 2016-01-08 | 2017-07-18 | 京东方科技集团股份有限公司 | A kind of display panel and display device |
| CN109212836A (en) * | 2018-11-22 | 2019-01-15 | 京东方科技集团股份有限公司 | A kind of display panel, display device |
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| CN1790126A (en) * | 2004-12-18 | 2006-06-21 | 鸿富锦精密工业（深圳）有限公司 | Glass substrate, liquid crystal display device and method for manufacturing glass substrate |
| CN1828381A (en) * | 2005-03-04 | 2006-09-06 | 夏普株式会社 | Reflection-type display device and method for producing the same |
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| CN109212836A (en) * | 2018-11-22 | 2019-01-15 | 京东方科技集团股份有限公司 | A kind of display panel, display device |
Also Published As
| Publication number | Publication date |
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| CN103018952B (en) | 2016-01-06 |
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