CN101174050A - LCD panel and LCD device - Google Patents
LCD panel and LCD device Download PDFInfo
- Publication number
- CN101174050A CN101174050A CNA2006100634642A CN200610063464A CN101174050A CN 101174050 A CN101174050 A CN 101174050A CN A2006100634642 A CNA2006100634642 A CN A2006100634642A CN 200610063464 A CN200610063464 A CN 200610063464A CN 101174050 A CN101174050 A CN 101174050A
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- liquid crystal
- crystal panel
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- separation material
- reflection horizon
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Abstract
The invention provides a liquid crystal panel and a liquid crystal display device with the liquid crystal pane. The invention is characterized in that the liquid crystal panel comprises a first substrate, a second substrate opposite to the first substrate, a liquid crystal layer and a plurality of evenly distributed gap fillers arranged between the first substrate and the second substrate; a reflective layer is arranged on each gap filler. The invention has an advantage of high contrast.
Description
Technical field
The present invention is about a kind of liquid crystal panel and adopt the liquid crystal indicator of this liquid crystal panel.
Background technology
Liquid crystal indicator because of have low diathermaneity, characteristics such as volume is compact and power consumption is low, and ripe and innovation along with correlation technique, kind is various day by day, be widely used in mobile phone, personal digital assistant, portable digital video disk player (Digital Video Disc, DVD), field such as mobile computer, personal computer and TV.
According to the difference of light source that liquid crystal indicator utilizes, liquid crystal indicator can be divided into penetration liquid crystal display device and reflective LCD device.Penetration liquid crystal display device is at the liquid crystal panel back side one backlight to be set, and its light beam penetrates liquid crystal panel and realizes that image shows.
Seeing also Fig. 1, is a kind of penetration liquid crystal display device partial cutaway schematic of prior art.This liquid crystal indicator 1 comprises a liquid crystal panel 110 and a module 130 backlight of stacked setting.This liquid crystal panel 110 comprises one first substrate 111, one and second substrate 113 that this first substrate 111 is oppositely arranged, and accompanies the separation material 117 of a liquid crystal layer 115 and uniformly dispersing between this first substrate 111 and this second substrate 113.The effect of this separation material 117 is: support this first substrate 111 and this second substrate 113, keep the constant distance in its gap, thereby make the thickness of liquid crystal panel 110 even, to realize good display characteristic.
Seeing also Fig. 2, is separation material 117 part section schematic perspective views shown in Figure 1.This separation material 117 is spherical structures, and it comprises a centre of sphere 1171 and a top layer 1172.This centre of sphere 1171 is acryl resin particle or silica particle normally, and this top layer 1172 is adhesive phases, and it evenly is attached to this centre of sphere 1172 surfaces.This centre of sphere 1171 and this top layer 1172 equal printing opacities.
During this liquid crystal indicator 1 display frame, 130 emitted light beams of this module backlight penetrate this second substrate 113 and enter this liquid crystal layer 115.In the zone of no separation material 117, light beam penetrates this first substrate 111 along the torsional direction propagation and the selectivity of liquid crystal molecule; In the zone that is scattered with this separation material 117, this separation material 117 is propagated and penetrated to light beam earlier along the liquid crystal molecule torsional direction of the spherical underside of this separation material 117, propagates the back selectivity along the liquid crystal molecule torsional direction of the spherical upside of this separation material 117 again and penetrate this first substrate 111.
Only, this liquid crystal indicator 1 exists not enough: because these separation material 117 printing opacities, and, the orderly arrangement of liquid crystal molecule in the liquid crystal layer 115 of no separation material 117, the spherical upper and lower sides Liquid Crystal Molecules Alignment of this separation material 117 is more mixed and disorderly, so when picture was deceived in this liquid crystal indicator 1 demonstration, light leak can take place in the zone that is scattered with this separation material 117, cause black picture display effect relatively poor, thereby influence the contrast of this liquid crystal indicator 1.
Summary of the invention
In order to solve the lower problem of liquid crystal indicator contrast in the prior art, provide a kind of liquid crystal panel that improves contrast.
Also provide a kind of employing can improve the liquid crystal indicator of the liquid crystal panel of contrast.
A kind of liquid crystal panel, it comprises one first substrate, and second substrate that is oppositely arranged with this first substrate accompanies the separation material of a liquid crystal layer and a plurality of uniformly dispersings between this first substrate and this second substrate, and this separation material has a reflection horizon.
A kind of liquid crystal indicator, it comprises a liquid crystal panel and a module backlight of stacked setting, this liquid crystal panel comprises one first substrate, one second substrate that is oppositely arranged with this first substrate, accompany the separation material of a liquid crystal layer and a plurality of uniformly dispersings between this first substrate and this second substrate, this separation material has a reflection horizon.
Compared with prior art, because separation material of the present invention surface has a reflection horizon, when picture is deceived in this liquid crystal indicator demonstration, the light that module backlight is incident upon this separation material surface through this second substrate is reflected onto this second substrate or liquid crystal layer, can't penetrate this first substrate, so the zone that is scattered with this separation material is light leak not, black picture display effect is better, can increase this liquid crystal panel thus and adopt the contrast of LCD degree of this liquid crystal panel.
Description of drawings
Fig. 1 is a kind of liquid crystal indicator diagrammatic cross-section of prior art.
Fig. 2 is a separation material part section schematic perspective view shown in Figure 1.
Fig. 3 is the partial cutaway schematic of first embodiment of liquid crystal indicator of the present invention.
Fig. 4 is a separation material part section schematic perspective view shown in Figure 3.
Fig. 5 is the part section schematic perspective view of separation material second embodiment of the present invention.
Embodiment
Seeing also Fig. 3, is the partial cutaway schematic of liquid crystal indicator first embodiment of the present invention.This liquid crystal indicator 2 comprises that a liquid crystal panel 20 reaches and a module 21 backlight of these liquid crystal panel 20 stacked settings, and this module 21 backlight is that this liquid crystal panel 20 is used for show image for this liquid crystal panel 20 provides light source.
This liquid crystal panel 20 comprises one first substrate 210, one and second substrate 220 that this first substrate 210 is oppositely arranged, and accompanies the separation material 250 of a liquid crystal layer 230 and uniformly dispersing between this first substrate 210 and this second substrate 220.The effect of this separation material 250 is: support this first substrate 210 and this second substrate 220, the constant distance that keeps its gap, thereby make the thickness of this liquid crystal panel 20 even, even this liquid crystal layer 230 is even, to realize display characteristics such as high response speed, high-contrast, wide viewing angle.
This first substrate 210 is colored filter substrates, and its contiguous liquid crystal layer 230 1 sides are provided with a colored filter 211, a public electrode 213 and one first alignment film 215 in proper order.This colored filter 211 and this first alignment film 215 all are that light transmissive material is made, and this public electrode 213 is to be made by splendid tin indium oxide of penetrance (ITO) or indium zinc oxide (IZO), so it also has good light permeability.
This second substrate 220 is thin film transistor base plates, and its contiguous these liquid crystal layer 230 1 sides comprise a thin film transistor (TFT) 223 and an insulation course 224, a pixel electrode 222 and one second alignment film 221 adjacent with this thin film transistor (TFT) 223 and that be provided with in proper order to these liquid crystal layer 230 directions.This insulation course 224 and this second alignment film 221 all are that light transmissive material is made, and this pixel electrode 222 is to be made by splendid tin indium oxide of penetrance (ITO) or indium zinc oxide (IZO), so it also has good light permeability.
Seeing also Fig. 4, is separation material part section schematic perspective view shown in Figure 3.This separation material 250 is spherical structures, and its from-inner-to-outer comprises a spherical core 251, a reflection horizon 252 and a top layer 253 in proper order.This reflection horizon 252 evenly is attached to this core 251 surfaces, and this top layer 253 evenly is attached to the surface in this reflection horizon 252.Acryl resin particle that this core 251 is normally spherical or silica particle, this top layer 253 is light transmission adhesive phases.This reflection horizon 252 is barium sulphate (BaSO
4), light-proof material with high reflectance such as magnesium oxide (MgO) makes, it is by electroplating or painting method is formed at the surface of this core 251.
This liquid crystal indicator 2 shows that these module 21 emitted light beams backlight penetrate this second substrate 220 and enter this liquid crystal layer 230 when deceiving picture.In the zone of no separation material 250, light beam can't penetrate this first substrate 210 after this liquid crystal layer 230 torsional directions transmission.In the zone that is scattered with this separation material 250, light beam is incident upon the top layer 253 of this separation material 250, penetrates 253 backs, this top layer by this this second substrate 220 of reflection horizon 252 reflected backs or reflex to this liquid crystal layer 230 and can't penetrate this first substrate 210.So being scattered with the zone of this separation material 250 can light leak.
Under the stronger situation of surround lighting, surround lighting penetrates the surface that is incident upon this separation material 250 behind this first substrate 210, be incident upon this reflection horizon 252 after continuing to penetrate the top layer 252 of this separation material 250, penetrating these first substrate, 210 backs after these reflection horizon 252 reflections penetrates, this part surround lighting energy is utilized, make this liquid crystal indicator 2 have little reflecting effect, need not to light this module 21 backlight, promptly capable of displaying image.For example well-lighted outdoor, do not light this module 21 backlight, this liquid crystal indicator 2 utilizes its little reflection function to show as special frames such as time, dates.
Compared with prior art, because this separation material 250 has the reflection horizon 252 of high reflectance, when this liquid crystal indicator 2 showed black picture, the zone that is scattered with this separation material 250 is light leak not, black picture display effect is better, and the contrast of this liquid crystal panel 20 and this liquid crystal indicator 2 is higher; Under the stronger situation of surround lighting, but these separation material 250 reception environment light also will penetrate this liquid crystal panel 20 after its reflection, make this liquid crystal indicator 2 have little reflecting effect, it is promptly capable of displaying image to need not to light this module 21 backlight, thus the luminous energy of saving this module 21 backlight.
Seeing also Fig. 5, is the part section schematic perspective view of separation material second embodiment of the present invention.This separation material 350 has similar structure to the separation material 250 of first embodiment, different be in: this separation material 350 is cylindrical structures, and it reflection horizon with high reflectance 352 and one that comprises that a cylindric core 351, evenly is attached to these core 351 surfaces evenly is attached to the top layer 353 on these 352 surfaces, reflection horizon.
This core 351 is acryl resin material or silica material, and this top layer 353 is light transmission adhesive phases.This reflection horizon 352 is barium sulphate (BaSO
4), light-proof material with high reflectance such as magnesium oxide (MgO) makes, it is by electroplating or painting method is formed at the surface of this core 351.
Claims (10)
1. liquid crystal panel, it comprises one first substrate, one second substrate that is oppositely arranged with this first substrate accompanies the separation material of a liquid crystal layer and a plurality of uniformly dispersings between this first substrate and this second substrate, it is characterized in that: this separation material has a reflection horizon.
2. liquid crystal panel as claimed in claim 1 is characterized in that: this separation material further comprises a core, and this reflection horizon evenly is attached to the surface of this core.
3. liquid crystal panel as claimed in claim 2 is characterized in that: this separation material further comprises a top layer, and this top layer evenly is attached to the surface in this reflection horizon.
4. liquid crystal panel as claimed in claim 3 is characterized in that: this top layer is the light transmission adhesive phase.
5. liquid crystal panel as claimed in claim 1 is characterized in that: this separation material is spherical.
6. liquid crystal panel as claimed in claim 1 is characterized in that: this separation material is cylindrical.
7. liquid crystal panel as claimed in claim 1 is characterized in that: the reflection horizon of this separation material is that the material with high reflectance is made.
8. liquid crystal panel as claimed in claim 7 is characterized in that: this reflection horizon is a barium sulphate.
9. liquid crystal panel as claimed in claim 7 is characterized in that: this reflection horizon is a magnesium oxide.
10. liquid crystal indicator, it comprises a module backlight and a liquid crystal panel, this liquid crystal panel and the stacked setting of this module backlight is characterized in that: this liquid crystal panel is the described liquid crystal panel of any claim item in 1 to 9 of the aforesaid right requirement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006100634642A CN101174050A (en) | 2006-11-03 | 2006-11-03 | LCD panel and LCD device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006100634642A CN101174050A (en) | 2006-11-03 | 2006-11-03 | LCD panel and LCD device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101174050A true CN101174050A (en) | 2008-05-07 |
Family
ID=39422650
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2006100634642A Pending CN101174050A (en) | 2006-11-03 | 2006-11-03 | LCD panel and LCD device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101174050A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106990589A (en) * | 2017-05-12 | 2017-07-28 | 深圳市华星光电技术有限公司 | Liquid crystal panel and liquid crystal display device |
| WO2017219407A1 (en) * | 2016-06-22 | 2017-12-28 | 武汉华星光电技术有限公司 | Liquid crystal lens and 3d display |
| CN107908036A (en) * | 2017-12-29 | 2018-04-13 | 惠州市华星光电技术有限公司 | Liquid crystal display and its display panel |
| US10338425B1 (en) | 2017-12-29 | 2019-07-02 | Huizhou China Star Optoelectronics Technology Co., Ltd. | Liquid crystal display device and its display panel |
| CN110333621A (en) * | 2019-05-06 | 2019-10-15 | 京东方科技集团股份有限公司 | A kind of display panel and its driving method |
-
2006
- 2006-11-03 CN CNA2006100634642A patent/CN101174050A/en active Pending
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017219407A1 (en) * | 2016-06-22 | 2017-12-28 | 武汉华星光电技术有限公司 | Liquid crystal lens and 3d display |
| US10114227B2 (en) | 2016-06-22 | 2018-10-30 | Wuhan China Star Optoelectronics Technology Co., Ltd | Liquid crystal lens and 3D display |
| CN106990589A (en) * | 2017-05-12 | 2017-07-28 | 深圳市华星光电技术有限公司 | Liquid crystal panel and liquid crystal display device |
| CN106990589B (en) * | 2017-05-12 | 2019-11-26 | 深圳市华星光电技术有限公司 | Liquid crystal display panel and liquid crystal display device |
| CN107908036A (en) * | 2017-12-29 | 2018-04-13 | 惠州市华星光电技术有限公司 | Liquid crystal display and its display panel |
| US10338425B1 (en) | 2017-12-29 | 2019-07-02 | Huizhou China Star Optoelectronics Technology Co., Ltd. | Liquid crystal display device and its display panel |
| WO2019127732A1 (en) * | 2017-12-29 | 2019-07-04 | 惠州市华星光电技术有限公司 | Liquid crystal display and display panel thereof |
| CN107908036B (en) * | 2017-12-29 | 2020-10-23 | 惠州市华星光电技术有限公司 | Liquid crystal display and display panel thereof |
| CN110333621A (en) * | 2019-05-06 | 2019-10-15 | 京东方科技集团股份有限公司 | A kind of display panel and its driving method |
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