CN100443979C - Panel display module - Google Patents
Panel display module Download PDFInfo
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- CN100443979C CN100443979C CNB2006101717290A CN200610171729A CN100443979C CN 100443979 C CN100443979 C CN 100443979C CN B2006101717290 A CNB2006101717290 A CN B2006101717290A CN 200610171729 A CN200610171729 A CN 200610171729A CN 100443979 C CN100443979 C CN 100443979C
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- display module
- panel display
- prismatic lens
- diffusion layer
- polarizer
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Abstract
This invention relates to one plane display module, plane display panel and aphototropism module, wherein, the plane display module comprises one plane display panel and one aphototropism module; plane display panel comprises one upper bias light board and one down bias light board with one first diffusion layer; aphototropism module comprises one light device, one prism slice and one light conductive board; the light device provides one light source with one surface of prism as one dimension prism array structure with upper surface have second diffusion layer to diffuse light source.
Description
Technical field
The present invention relates to a kind of panel display module, particularly relate to panel display module, two-d display panel and backlight module that Polarizer and light guide plate have diffusion layer.
Background technology
In recent years, slim display panel is universal day by day, and extensively reaction is used on household electrical appliances, communication device and the computer installation.Wherein, the mobile computer panel is a development trend to take into account frivolous and high brightness simultaneously.In the prior art, backlight module is installed prismatic lens usually and in the refraction mode luminous energy is concentrated on and face the visual angle, and above or below prismatic lens, then can add diffusion sheet with equalizing light rays, thus, and to reach the target of high brightness.
See also Fig. 1, it is the synoptic diagram of the panel display module of prior art.Among the figure, panel display module 10 comprises a two-d display panel 11 and backlight module 12.Two-d display panel 11 comprises Polarizer 111 on, once Polarizer 112, a upper substrate 113 and an infrabasal plate 114.Backlight module 12 comprises a fluorescent tube 121, one first prismatic lens 122, one second prismatic lens 123, a light guide plate 124, a fluorescent tube reflex housing 125, a reflector plate 126, one first diffusion sheet 127 and one second diffusion sheet 128.Fluorescent tube 121 is to use for a light source.First prismatic lens 122 and second prismatic lens 123 are in order to reflection or refract light source, to concentrate energy of light source in facing the visual angle.Light guide plate 124 is in order to import light source second diffusion sheet 128.First diffusion sheet 127 and second diffusion sheet 128 are in order to diffused light source.Fluorescent tube reflex housing 125 is surrounded on the outside of fluorescent tube 121 with respect to light guide plate 124, in order to source reflection to light guide plate 124.Reflector plate 126 is disposed at the below of light guide plate 124, in order to source reflection to light guide plate 124.
Yet, in backlight module, adding increase and fixing difficulty that the more optical mode sector-meeting causes built-up time, the weight of panel and thickness also can become along with the increase of optics matrix sheet number and heavily reaches thickening.In addition, diffusion sheet also produces rugosity phenomenon because of the fluorescent tube heating easily.So someone proposes a method, up and down diffusion sheet removes with weight reduction and thickness, yet, remove diffusion sheet and can cause the homogeneity of backlight module to reduce, outward appearance taste deterioration and foreign matter backlight, dirty, shortcoming such as white point is discovered easily.
Because every problem of prior art, the inventor is based on the research and development of being engaged in two-d display panel for many years and many practical experience, a kind of panel display module, two-d display panel and backlight module are proposed, with implementation and foundation as the above-mentioned shortcoming of improvement.
Summary of the invention]
In view of this, the object of the present invention is to provide a kind of panel display module, can take into account frivolous and characteristics high brightness.
According to purpose of the present invention, a kind of panel display module is proposed, comprise a two-d display panel and a backlight module.Wherein, two-d display panel comprises on one Polarizer and Polarizer once, and the outermost layer of Polarizer has one first diffusion layer down.Backlight module comprises a light-emitting device, one first prismatic lens and a light guide plate.Light-emitting device provides a light source, and a surface of first prismatic lens is an one dimension prism array structure, and the upper surface of light guide plate has one second diffusion layer, and second diffusion layer is in order to diffused light source.Wherein, the optics mist degree of first diffusion layer must be greater than the optics mist degree on last Polarizer surface.
Now further understand and understanding for your juror is had technical characterictic of the present invention and the effect reached, careful assistant with preferred embodiment and cooperate detailed explanation as after.
Description of drawings
Fig. 1 is the synoptic diagram of prior art panel display module;
Fig. 2 is the synoptic diagram of panel display module of the present invention;
Fig. 3 is the synoptic diagram of the preferred embodiment of panel display module of the present invention;
Fig. 4 is the synoptic diagram of another preferred embodiment of panel display module of the present invention;
Fig. 5 is the synoptic diagram of a preferred embodiment again of panel display module of the present invention;
Fig. 6 A is the stereographic map of the prismatic lens of one embodiment of the invention; And
Fig. 6 B is the stereographic map of the perpendicular array of first prismatic lens of one embodiment of the invention and second prismatic lens.
The main element symbol description:
10: panel display module;
11: two-d display panel;
12: backlight module;
111: go up Polarizer;
112: following Polarizer;
113: upper substrate;
114: infrabasal plate;
121: fluorescent tube;
122: the first prismatic lenses;
123: the second prismatic lenses;
124: light guide plate;
125: the fluorescent tube reflex housing;
126: reflector plate;
127: the first diffusion sheets;
128: the second diffusion sheets;
20: panel display module;
21: two-d display panel;
22: backlight module;
212: following Polarizer;
213: the first diffusion layers;
221: light-emitting device;
222: prism element;
223: light guide plate;
224: reflex housing;
226: the second diffusion layers;
30: panel display module;
31: two-d display panel;
32: backlight module;
311: rough surface;
321: fluorescent tube;
322: the fluorescent tube reflex housing;
323: rough surface;
324: the first prismatic lenses;
3241: triangular prism;
3242: substrate;
325: light guide plate;
40: panel display module;
41: backlight module;
411: the second prismatic lenses;
4111: triangular prism;
4112: the tip;
50: panel display module;
51: backlight module; And
511: the prismatic glasseses.
Embodiment
Hereinafter with reference to correlative type, panel display module, two-d display panel and backlight module according to preferred embodiment of the present invention are described, be convenient to understand for making, the component symbol among the following embodiment be continue to use with last embodiment in the symbol of similar elements illustrate.
See also Fig. 2, it is the synoptic diagram of panel display module of the present invention.Among the figure, panel display module 20 comprises two-d display panel 21 and backlight module 22.Two-d display panel 21 comprises Polarizer 111 on, once Polarizer 212, one upper substrates 113 and an infrabasal plate 114.The outermost layer of following Polarizer 212 has one first diffusion layer 213.Wherein, the optics mist degree of first diffusion layer 213 must be greater than the optics mist degree on the surface of last Polarizer 111.Above-mentioned first diffusion layer 213 is preferably a rough surface or adds diffusion particle in base material, and the optics mist degree of first diffusion layer 213 is preferably between 20% to 60%.
Continue, backlight module 22 comprises a light-emitting device 221, a prism element 222, a light guide plate 223, a reflex housing 224 and a reflector plate 126.Light-emitting device 221 is in order to provide a light source.Prism element 222 is in order to reflection or refract light source, to concentrate energy of light source in facing the visual angle.Light guide plate 223 is in order to import light source prism element 222, and wherein the upper surface of light guide plate 223 has one second diffusion layer 226, and in order to diffused light source, and the lower surface of light guide plate 223 has printing form or penetrates point-like, ditch shape or the semicircular structure that forms.Reflex housing 224 is surrounded on the outside of light-emitting device 221 with respect to light guide plate 223, in order to source reflection to light guide plate 223.Reflector plate 126 is disposed at the below of light guide plate 223, in order to source reflection to light guide plate 223.Preferably at least one fluorescent tube of above-mentioned light-emitting device 221, prism element 222 is a prismatic lens preferably, and the surface of prismatic lens is one dimension prism array structure, and the prism direction of one dimension prism array structure can be and faces upward or downward.The optics mist degree of second diffusion layer 226 is preferably between 50% to 95%, second diffusion layer 226 is a rough surface or add diffusion particle at the upper surface of light guide plate 223 preferably, wherein, the generation of rough surface, preferably do blasting treatment at the upper surface configuration dot pattern of light guide plate 223 or at the upper surface of light guide plate 223, or directly pattern is produced on the upper surface of light guide plate 223, penetrate the back and produce.
See also Fig. 3, it is the synoptic diagram of the preferred embodiment of panel display module of the present invention.Among the figure, panel display module 30 comprises two-d display panel 31 and backlight module 32.Two-d display panel 31 comprises Polarizer 111 on, once Polarizer 212, a upper substrate 113 and an infrabasal plate 114.The outermost layer of following Polarizer 212 has a rough surface 311.Wherein, the optics mist degree of rough surface 311 must be greater than the optics mist degree on the surface of last Polarizer 211, and the scope of the optics mist degree of rough surface 311 is between 20% to 60%.
Continue, backlight module 32 comprises at least one fluorescent tube 321, one first prismatic lens 324, a light guide plate 325, a fluorescent tube reflex housing 322 and a reflector plate 126.Fluorescent tube 321 usefulness are for a light source.First prismatic lens 324 is in order to reflection or refract light source, to concentrate energy of light source in facing the visual angle.The upper surface of first prismatic lens 324 is an one dimension prism array structure, and the prism direction of one dimension prism array structure is for up.Light guide plate 325 is in order to import light source first prismatic lens 324, and wherein the upper surface of light guide plate 325 has a rough surface 323, and in order to diffused light source, and the scope of the optics mist degree of rough surface 323 is between 50% to 95%.Fluorescent tube reflex housing 322 is surrounded on the outside of fluorescent tube 321 with respect to light guide plate 325, in order to source reflection to light guide plate 325.Reflector plate 126 is disposed at the below of light guide plate 325, in order to source reflection to light guide plate 325.
See also Fig. 4, it is the synoptic diagram of another preferred embodiment of panel display module of the present invention.Among the figure, panel display module 40 comprises two-d display panel 31 and backlight module 41.Two-d display panel 31 comprises Polarizer 111 on, once Polarizer 212, a upper substrate 113 and an infrabasal plate 114.The outermost layer of following Polarizer 212 has a rough surface 311.Wherein, the optics mist degree of rough surface 311 must be greater than the optics mist degree on the surface of last Polarizer 111, and the scope of the optics mist degree of rough surface 311 is between 20% to 60%.
Continue, backlight module 41 comprises at least one fluorescent tube 321, one first prismatic lens 324, one second prismatic lens 411, a light guide plate 325, a fluorescent tube reflex housing 322 and a reflector plate 126.Fluorescent tube 321 usefulness are for a light source.First prismatic lens 324 and second prismatic lens 411 are in order to reflection or refract light source, to concentrate energy of light source in facing the visual angle.The upper surface of first prismatic lens 324 and second prismatic lens 411 all is an one dimension prism array structure, and the prism direction of one dimension prism array structure is for up, and the orientation of first prismatic lens 324 and second prismatic lens 411 is a quadrature.Light guide plate 325 is in order to import light source second prismatic lens 411, and wherein the upper surface of light guide plate 325 has a rough surface 323, and in order to diffused light source, and the scope of the optics mist degree of rough surface 323 is between 50% to 95%.Fluorescent tube reflex housing 322 is surrounded on the outside of fluorescent tube 321 with respect to light guide plate 325, in order to source reflection to light guide plate 325.Reflector plate 126 is disposed at the below of light guide plate 325, in order to source reflection to light guide plate 325.
See also Fig. 5, it is the synoptic diagram of another preferred embodiment of panel display module of the present invention.Among the figure, panel display module 50 comprises two-d display panel 31 and backlight module 51.Two-d display panel 31 comprises Polarizer 111 on, once Polarizer 212, a upper substrate 113 and an infrabasal plate 114.The outermost layer of following Polarizer 212 has a rough surface 311.Wherein, the optics mist degree of rough surface 311 must be greater than the optics mist degree on the surface of last Polarizer 111, and the scope of the optics mist degree of rough surface 311 is between 20% to 60%.
Continue, backlight module 51 comprises at least one fluorescent tube 321, a prismatic glasses 511, a light guide plate 325, a fluorescent tube reflex housing 322 and a reflector plate 126.Fluorescent tube 321 usefulness are for a light source.Prismatic glasses 511 is in order to reflection or refract light source, to concentrate energy of light source in facing the visual angle.The lower surface of prismatic glasses 511 is an one dimension prism array structure, and the prism direction of one dimension prism array structure is for down.The upper surface of prismatic glasses 511 optionally can be minute surface or rough surface.Light guide plate 325 is in order to import prismatic glasses 511 with light source, and wherein the upper surface of light guide plate 325 has a rough surface 323, and in order to diffused light source, and the scope of the optics mist degree of rough surface 323 is between 50% to 95%.Fluorescent tube reflex housing 322 is surrounded on the outside of fluorescent tube 321 with respect to light guide plate 325, in order to source reflection to light guide plate 325.Reflector plate 126 is disposed at the below of light guide plate 325, in order to source reflection to light guide plate 325.
Edge is, the pairing of the orientation axle of the light transmission shaft direction of Polarizer 212 and prismatic glasses 511 under present embodiment is further considered, the general light transmission shaft direction of Polarizer 212 down is included as 45 ° or 135 °, in order to make panel display module 50 have preferable briliancy and to reduce the briliancy variability, therefore selecting the prismatic glasses 511 of orientation axle between 45 °～90 ° and light transmission shaft direction is 45 ° following Polarizer pairing, and select the prismatic glasses 511 of orientation axle between 90 °～135 ° and light transmission shaft is 135 ° following Polarizer pairing, to reach the purpose that improves the module briliancy and reduce the briliancy variability.
As shown in Figure 4, the orientation of first prismatic lens 324 and second prismatic lens 411 is a quadrature, and its orthogonality relation is shown in Fig. 6 A and Fig. 6 B.Fig. 6 A is the stereographic map of the prismatic lens of one embodiment of the invention, and Fig. 6 B is the stereographic map of the perpendicular array of first prismatic lens of one embodiment of the invention and second prismatic lens.Among the figure, first prismatic lens 324 is placed on second prismatic lens 411, first prismatic lens 324 has a plurality of triangular prisms 3241 and a substrate 3242, and a plurality of triangular prisms 3241 are that a wedge structure is arranged on the substrate 3242, and these a little triangular prisms 3241 are to arrange to be parallel to each other; Second prismatic lens 411 has a plurality of triangular prisms 4111 equally, and these a little triangular prisms 4111 are a wedge structure, and the arrangement that is parallel to each other.Yet, aforesaid first and second prismatic lens 324 and 411 arrangement are as the perpendicular array that Figure 4 shows that 90 degree, in other words, even if the prism direction of one dimension prism array structure makes progress, a plurality of triangular prisms 3241 of first prismatic lens 324 are still perpendicular to a plurality of triangular prisms 4111 of second prismatic lens 411.In addition, substrate 3242 bottoms of first prismatic lens 324 are corresponding to the tip 4112 of second prismatic lens, 411 each triangular prism 4111.(each triangular prism has two inclined-planes, and its two base by the triangular prism bottom is extended and got.)
The above only is an illustrative, but not is restricted person.Anyly do not break away from spirit of the present invention and category, and, all should be contained in the accompanying Claim its equivalent modifications of carrying out or change.
Claims (27)
1. panel display module comprises:
One two-d display panel has on one Polarizer and Polarizer once, and the outermost layer of this time Polarizer has one first diffusion layer, and wherein, the optics mist degree of this first diffusion layer must be greater than the optics mist degree on the surface of Polarizer on this; And
One backlight module, have a light-emitting device, one first prismatic lens and a light guide plate, wherein, this light-emitting device provides a light source, this first prismatic lens one the surface for one dimension prism array structure in order to the reflection or reflect this light source, the upper surface of this light guide plate has one second diffusion layer in order to spread this light source.
2. panel display module as claimed in claim 1, wherein the prism direction of the one dimension prism array structure of this first prismatic lens is for down.
3. panel display module as claimed in claim 1, wherein the prism direction of the one dimension prism array structure of this first prismatic lens is for up.
4. panel display module as claimed in claim 3, wherein this backlight module more comprises one second prismatic lens.
5. panel display module as claimed in claim 4, wherein one of this second prismatic lens surface is an one dimension prism array structure, and the prism direction of the one dimension prism array structure of this second prismatic lens is for up.
6. panel display module as claimed in claim 5, wherein the orientation of this first prismatic lens and this second prismatic lens is a quadrature.
7. panel display module as claimed in claim 1, the surface that wherein should go up Polarizer is minute surface or rough surface.
8. panel display module as claimed in claim 1, wherein the optics mist degree of this first diffusion layer is between 20% to 60%.
9. panel display module as claimed in claim 1, wherein the optics mist degree of this second diffusion layer is between 50% to 95%.
10. panel display module as claimed in claim 1, wherein this second diffusion layer is a rough surface.
11. panel display module as claimed in claim 1, wherein this second diffusion layer is to add diffusion particle at the upper surface of this light guide plate to produce.
12. panel display module as claimed in claim 10, wherein this rough surface is produced with sandblast manufacture craft or ejaculation manufacturing.
13. panel display module as claimed in claim 10, wherein this rough surface is produced with the surface of configuration dot pattern in this light guide plate.
14. panel display module as claimed in claim 1, wherein this time Polarizer light transmission shaft direction is 45 ° and then selects orientation axle this first prismatic lens between 45 °～90 ° to match with it.
15. panel display module as claimed in claim 1, wherein this time Polarizer light transmission shaft direction is 135 ° and then selects orientation axle this first prismatic lens between 90 °～135 ° to match with it.
16, a kind of panel display module, it comprises:
One upper substrate,
One infrabasal plate, with this upper substrate to the group;
Polarizer on one is attached at this upper substrate
Once Polarizer is attached at this infrabasal plate, and this time Polarizer has one first diffusion layer;
One light guide plate, it has one second diffusion layer; And
One first prismatic lens is arranged between this infrabasal plate and this light guide plate.
17, panel display module as claimed in claim 16, wherein the optics mist degree of this first diffusion layer is greater than the optics mist degree on the surface of Polarizer on this.
18, panel display module as claimed in claim 16, wherein this first prismatic lens is a direction one dimension prism array structure down.
19, panel display module as claimed in claim 16, wherein this first prismatic lens is the one dimension prism array structure that is directed upwardly.
20, panel display module as claimed in claim 19, it more comprises one second prismatic lens, and this second prismatic lens is the one dimension prism array structure that is directed upwardly, its orientation and this first prismatic lens quadrature.
21, panel display module as claimed in claim 16, wherein the optics mist degree of this first diffusion layer is between 20% to 60%.
22, panel display module as claimed in claim 16, wherein the optics mist degree of this second diffusion layer is between 50% to 95%.
23, panel display module as claimed in claim 16, wherein this second diffusion layer is to add diffusion particle at the upper surface of this light guide plate to produce.
24, panel display module as claimed in claim 16, wherein this second diffusion layer is produced with sandblast manufacture craft or ejaculation manufacturing.
25, panel display module as claimed in claim 16, wherein this second diffusion layer is produced with the surface of configuration dot pattern in this light guide plate.
26, panel display module as claimed in claim 16, wherein this time Polarizer light transmission shaft direction is 45 ° and then selects orientation axle this first prismatic lens between 45 °～90 ° to match with it.
27, panel display module as claimed in claim 16, wherein this time Polarizer light transmission shaft direction is 135 ° and then selects orientation axle this first prismatic lens between 90 °～135 ° to match with it.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006101717290A CN100443979C (en) | 2006-01-18 | 2006-12-19 | Panel display module |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200610005031 CN1804701A (en) | 2006-01-18 | 2006-01-18 | Flat display module |
| CN200610005031.1 | 2006-01-18 | ||
| CNB2006101717290A CN100443979C (en) | 2006-01-18 | 2006-12-19 | Panel display module |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101008732A CN101008732A (en) | 2007-08-01 |
| CN100443979C true CN100443979C (en) | 2008-12-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNB2006101717290A Active CN100443979C (en) | 2006-01-18 | 2006-12-19 | Panel display module |
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| CN101749606B (en) * | 2010-01-25 | 2011-11-09 | 友达光电股份有限公司 | Backlight module avoiding warping of membrane |
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| CN104295993A (en) * | 2013-07-17 | 2015-01-21 | 鸿富锦精密工业（深圳）有限公司 | Backlight module |
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| CN110594607A (en) * | 2019-10-25 | 2019-12-20 | 中国人民解放军国防科技大学 | Modular colorful luminous flat plate device |
| CN111474624A (en) * | 2020-05-27 | 2020-07-31 | 京东方科技集团股份有限公司 | Backlight structure and L CD display module |
| CN113156709A (en) * | 2021-05-18 | 2021-07-23 | 北京京东方显示技术有限公司 | Backlight module and display device |
| CN115327817A (en) * | 2022-08-31 | 2022-11-11 | 合肥京东方光电科技有限公司 | Backlight module and display module |
| CN115268137A (en) * | 2022-09-14 | 2022-11-01 | 深圳思瑞光电科技有限公司 | TFT liquid crystal display device and manufacturing method thereof |
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| CN101008732A (en) | 2007-08-01 |
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