CN104698674A - Display panel and display device - Google Patents
Display panel and display device Download PDFInfo
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- CN104698674A CN104698674A CN201510144837.8A CN201510144837A CN104698674A CN 104698674 A CN104698674 A CN 104698674A CN 201510144837 A CN201510144837 A CN 201510144837A CN 104698674 A CN104698674 A CN 104698674A
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/133509—Filters, e.g. light shielding masks
- G02F1/133512—Light shielding layers, e.g. black matrix
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1343—Electrodes
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/136—Liquid crystal cells structurally associated with a semi-conducting layer or substrate, e.g. cells forming part of an integrated circuit
- G02F1/1362—Active matrix addressed cells
- G02F1/136209—Light shielding layers, e.g. black matrix, incorporated in the active matrix substrate, e.g. structurally associated with the switching element
Abstract
The invention relates to the technical field of displaying, discloses a display panel and a display device and aims to reduce poor color mixing caused by interference of adjacent pixels and aligning deviation and to improve display effect of the display device. The display panel comprises a first substrate, a second substrate, a liquid crystal molecule layer, a first electrode layer and a second electrode layer, a first black matrix layer and a color filter layer; the first substrate and the second substrate face each other; the liquid crystal molecule layer, the first electrode layer and the second electrode layer are disposed between the first substrate and the second substrate; the first black matrix layer and the second electrode layer are in a same layer; the second electrode layer is located in an open area of the first black matrix layer; the color filter layer is disposed on the second substrate. The display panel has the advantages that through the first black matrix layer with which the second electrode layer is in the same layer, deflection of liquid crystal molecules between the two pixel electrodes caused by edge electric field formed between the pixel electrodes and a common electrode is reduced, and interference and mixing color of the adjacent pixels of the display panel is reduced.
Description
Technical field
The present invention relates to display technique field, particularly relate to a kind of display panel and display device.
Background technology
Thin Film Transistor-LCD (TFT-LCD) is mainly divided into twisted nematic (Twist Nematic according to display mode, TN), vertical orientation (Vertical Align, VA), Plane Rotation (In Plane Switch, IPS) pattern, wherein Plane Rotation is the wide viewing angle technology of current main flow, substantially solves the problem that nematic mode visual angle is narrower and gray-scale inversion is serious.
Senior super Wei Chang changes (ADSDS, ADvanced Super Dimension Switch, being called for short ADS) electric field that produces of the electric field that produced by gap electrode edge in same plane of technology and gap electrode layer and plate electrode interlayer forms multi-dimensional electric field, make in liquid crystal cell that between gap electrode, directly over electrode, all aligned liquid-crystal molecules can both produce rotation, thus improve liquid crystal work efficiency and increase light transmission efficiency.
Along with improving constantly of product resolution, the size of pixel is more and more less, pixel aperture ratio is required also to improve constantly, the width of black matrix" is more and more less, between adjacent subpixel regions, the interference of plane electric fields is increasing, and the fringe field of black matrix" left pixel electrode can have influence on the pixel electrode on right side, especially, when black matrix" offsets, serious colour mixture can be caused bad.
Summary of the invention
The embodiment of the present invention provides a kind of display panel and display device, in order to reduce the generation of the phenomenon that neighbor disturbs and contraposition deviation causes colour mixture bad, improves the display effect of display device.
For achieving the above object, the invention provides following technical scheme:
The invention provides a kind of display panel, comprising: the first substrate be oppositely arranged and second substrate, also comprise:
Layer of liquid crystal molecule between described first substrate and second substrate, the first electrode layer and the second electrode lay;
The first black-matrix layer arranged with layer with described the second electrode lay, and described the second electrode lay is positioned at the open area of described first black-matrix layer;
Be positioned at the chromatic filter layer on described second substrate.
Display panel provided by the invention, by the second electrode lay, the first black-matrix layer is set with layer and forms fringe field to reduce between pixel electrode and public electrode, reduce the generation of the phenomenon that the liquid crystal molecule between two pixel electrodes deflects, and then reduce the generation of interference and mixed color phenomenon between display panel neighbor.
So display surface provided by the invention, can reduce the generation of the phenomenon that neighbor disturbs and contraposition deviation causes colour mixture bad, improves the display effect of display device.
In some optional embodiments, above-mentioned display panel also comprises: the second black-matrix layer arranged with layer with described chromatic filter layer, and described chromatic filter layer is positioned at the open area of described second black-matrix layer.The setting of the second black-matrix layer, can reduce the generation of display panel side visual angle colour mixture bad phenomenon further.
In some optional embodiments, the open area of described second black-matrix layer and the open area one_to_one corresponding of described first black-matrix layer.
In some optional embodiments, the width between adjacent two open areas of described first black-matrix layer is 4 ~ 6 microns.
In some optional embodiments, above-mentioned display panel also comprises: insulation course, described the second electrode lay and described first black-matrix layer are positioned at the one side of described first substrate towards described second substrate, described insulation course is positioned on described the second electrode lay, described first electrode layer is positioned on described insulation course, and described layer of liquid crystal molecule is positioned at the side that described first electrode layer deviates from described insulation course.
In some optional embodiments, described chromatic filter layer is positioned at the one side of described second substrate towards described first substrate, described the second electrode lay and described first black-matrix layer are positioned at the one side of described chromatic filter layer towards described first substrate, described first electrode layer is positioned at the one side of described second substrate towards described first substrate, and described layer of liquid crystal molecule is between described first electrode layer and the second electrode lay.
In some optional embodiments, described the second electrode lay is plate electrode layer or slit-shaped electrode layer, and described first electrode layer is slit-shaped electrode layer.
In some optional embodiments, described the second electrode lay is plate electrode layer or slit-shaped electrode layer, and described first electrode layer is plate electrode layer or slit-shaped electrode layer.
In some optional embodiments, described first electrode layer is pixel electrode array layer, and the material of described first electrode layer is the monofilm of ITO, IZO, or the composite membrane formed for ITO, IZO.
Present invention also offers a kind of display device, comprising: the display panel described in above-mentioned any one.Due to above-mentioned display panel, the generation of the phenomenon that neighbor disturbs and contraposition deviation causes colour mixture bad can be reduced, improve the display effect of display device, so, the invention provides display device and there is good display effect.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation of ADS display panel;
The first structural representation of the display panel that Fig. 2 provides for the embodiment of the present invention;
The second structural representation of the display panel that Fig. 3 provides for the embodiment of the present invention;
The third structural representation of the display panel that Fig. 4 provides for the embodiment of the present invention;
4th kind of structural representation of the display panel that Fig. 5 provides for the embodiment of the present invention.
Reference numeral:
01-array base palte 02-common electrode layer
03-insulation course 04-pixel electrode array layer
041-first pixel electrode 042-second pixel electrode
05-layer of liquid crystal molecule 06-flatness layer
07-black-matrix layer 08-chromatic filter layer
091-incident ray 092-emergent ray
010-human eye 011-underlay substrate
1-first substrate 2-common electrode layer
3-insulation course 4-pixel electrode array layer
41-first pixel electrode 42-second pixel electrode
5-layer of liquid crystal molecule 6-flatness layer
7-chromatic filter layer 81-first black-matrix layer
82-second black-matrix layer 91-incident ray
92-emergent ray 10-human eye
11-second substrate
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of patent protection of the present invention.
As shown in Figure 1, Fig. 1 is a kind of structural representation of ADS display panel, described display panel mainly comprises: array base palte 01, be positioned at the common electrode layer 02 of array base palte 01 side, be positioned at the insulation course 03 in common electrode layer 02, the pixel electrode array layer 04 be positioned on insulation course 03, be positioned at the layer of liquid crystal molecule 05 on pixel electrode array layer 04, be positioned at the flatness layer 06 on layer of liquid crystal molecule 05, the underlay substrate 011 being positioned at the black-matrix layer 07 on flatness layer 06, being positioned at the chromatic filter layer 08 in black-matrix layer 07 and being positioned on chromatic filter layer 08.When incident ray 091 enters display panel, as shown in Figure 1, the first pixel electrode 041 be positioned in pixel electrode array layer 04 on the left of black-matrix layer 07 forms electric field with common electrode layer 02 acting in conjunction, liquid crystal molecule above first pixel electrode 041 will deflect, and the second pixel electrode 042 be positioned in pixel electrode array layer 04 on the right side of black-matrix layer 07 does not act on common electrode layer 02, do not form electric field, the corresponding liquid crystal molecule corresponding with the second pixel electrode 042 will not deflect, now, incident ray 091 also just can only through the chromatic filter layer (as shown in the figure emergent ray 092) of a kind of color on the first pixel electrode 041.
But, along with improving constantly of product resolution, the size of pixel is more and more less, pixel aperture ratio is required also to improve constantly, the width of black matrix" is more and more less, liquid crystal molecule between the first pixel electrode 041 and the second pixel electrode 042 is easily subject to the electric field action that the first pixel electrode 041 produces with common electrode layer 02, deflect, now because black matrix" width is narrower, incident ray 091 also may penetrate (as shown in the figure arrow) from the chromatic filter layer of the another kind of color of the second pixel electrode 042 correspondence, such human eye 010 is when watching display panel, colour mixture will be seen, simultaneously because ADS product is plane electric fields, along with the reduction of black matrix" width, between adjacent subpixel regions, the interference of plane electric fields is increasing, the fringe field of left pixel electrode can have influence on right side, especially when black matrix" offsets, serious colour mixture can be caused bad.
For the problems referred to above, the invention provides a kind of display panel, to reduce the generation of the phenomenon that neighbor disturbs and contraposition deviation causes colour mixture bad, improve the display effect of display device.As shown in Figure 2, the first structural representation of display panel of providing for the embodiment of the present invention of Fig. 2; The invention provides a kind of display panel, comprising: the first substrate 1 be oppositely arranged and second substrate 11, also comprise:
Layer of liquid crystal molecule 5, first electrode layer and the second electrode lay between first substrate 1 and second substrate 11;
The first black-matrix layer 81 arranged with layer with the second electrode lay, and the second electrode lay is positioned at the open area of the first black-matrix layer 81;
Be positioned at the chromatic filter layer 7 on second substrate 11.
Below, with the first electrode layer for pixel electrode array layer, the second electrode lay is common electrode layer is example, is described in detail display panel provided by the invention:
Display panel provided by the invention, by arranging the first black-matrix layer 81 with common electrode layer 2 with layer, fringe field is formed between pixel electrode and public electrode to reduce, reduce the generation of the phenomenon that the liquid crystal molecule between two pixel electrodes deflects, as shown in Figure 2, electric field is formed between first pixel electrode 41 and common electrode layer 2 in left side, the liquid crystal molecule be positioned at directly over the first pixel electrode 41 will deflect, and do not have an effect between second pixel electrode 42 and common electrode layer 2 on right side, do not form electric field, the corresponding liquid crystal molecule corresponding with the second pixel electrode 42 will not deflect, in display panel provided by the invention, owing to there being blocking of the first black-matrix layer 81, fringe field can not be formed between the edge of the first pixel electrode 41 and common electrode layer 2, that is the liquid crystal molecule between the first pixel electrode 41 and the second pixel electrode 42 also can not deflect, after incident ray 91 injects display panel, only can pass from a kind of chromatic filter layer 7 of color, namely when human eye 10 watches display panel, the emergent ray 92 of solid color can only be watched, there will not be mixed light phenomenon.
So display panel provided by the invention, can reduce the generation of the phenomenon that neighbor disturbs and contraposition deviation causes colour mixture bad, improves the display effect of display device.
Further, as shown in Figure 3, the second structural representation of the display panel that Fig. 3 provides for the embodiment of the present invention, above-mentioned display panel also comprises: the second black-matrix layer 82 arranged with layer with chromatic filter layer 7, chromatic filter layer 7 is positioned at the open area of the second black-matrix layer 82.The setting of the second black-matrix layer 82, can reduce the generation of display panel side visual angle colour mixture bad phenomenon further.
Further, the open area of the second black-matrix layer 82 and the open area one_to_one corresponding of the first black-matrix layer 81.The effect of blocking jointly is played with the first black-matrix layer.
Width those skilled in the art of above-mentioned first black-matrix layer 81 can set according to the product needed of different size, and preferably, the width between adjacent two open areas of the first black-matrix layer 81 is 4 ~ 6 microns.Such as: 4 microns, 4.3 microns, 4.5 microns, 4.8 microns, 5 microns, 5.4 microns, 5.8 microns, 6 microns etc., just repeat no longer one by one here.
The concrete structure of above-mentioned display panel can have multiple:
In a kind of embodiment, as shown in Figures 2 and 3, above-mentioned display panel also comprises: insulation course 3, common electrode layer 2 and the first black-matrix layer 81 are positioned at the one side of first substrate 1 towards second substrate 11, insulation course 3 is positioned in common electrode layer 2, pixel electrode array layer 4 is positioned on insulation course 3, and layer of liquid crystal molecule 5 is positioned at the side that pixel electrode array layer 4 deviates from insulation course.In the display panel of this structure, the electric field formed between pixel electrode array layer 4 and common electrode layer 2 is plane electric fields, adjacent subpixel regions, plane electric fields interference is larger, employing and common electrode layer 2 arrange the first black-matrix layer 81 with layer and can effectively avoid fringe field to produce the generation of the phenomenon disturbed to the liquid crystal molecule between two neighbors, corresponding also the first black-matrix layer can be arranged more narrowly, to improve aperture opening ratio.
The flatness layer 6 that it should be noted that in above-mentioned Fig. 2 and Fig. 3 can arrange and also can not arrange.
Above-mentioned the second electrode lay (common electrode layer) is plate electrode layer or slit-shaped electrode layer, and the first electrode layer (pixel electrode array layer) is slit-shaped electrode layer.
In another kind of embodiment, as shown in Figure 4 and Figure 5, wherein: the third structural representation of the display panel that Fig. 4 provides for the embodiment of the present invention; 4th kind of structural representation of the display panel that Fig. 5 provides for the embodiment of the present invention, chromatic filter layer 7 is positioned at the one side of second substrate 11 towards first substrate 1, common electrode layer 2 and the first black-matrix layer 81 are positioned at the one side of chromatic filter layer 7 towards first substrate 1, chromatic filter layer 7 and the first black-matrix layer 81 different layers, pixel electrode array layer 4 is positioned at the one side of second substrate 11 towards first substrate 1, and layer of liquid crystal molecule 5 is between pixel electrode array layer 4 and common electrode layer 2.
Above-mentioned the second electrode lay (common electrode layer) is plate electrode layer or slit-shaped electrode layer, and the first electrode layer (pixel electrode array layer) is slit-shaped electrode layer or plate electrode layer.
Above-mentioned first electrode layer is pixel electrode array layer, and the material of the first electrode layer is the monofilm of ITO, IZO, or the composite membrane formed for ITO, IZO.
Present invention also offers a kind of display device, comprising: the display panel shown in above-mentioned any one.Described display device can be LCDs LCD, organic light emission screen OLED, plasma panel PDP, Electronic Paper E-paper etc.
Due to above-mentioned display panel, the generation of the phenomenon that neighbor disturbs and contraposition deviation causes colour mixture bad can be reduced, improve the display effect of display device, so, the invention provides display device and there is good display effect.
Obviously, those skilled in the art can carry out various change and modification to the present invention and not depart from the spirit and scope of the present invention.Like this, if these amendments of the present invention and modification belong within the scope of the claims in the present invention and equivalent technologies thereof, then the present invention is also intended to comprise these change and modification.
Claims (10)
1. a display panel, comprising: the first substrate be oppositely arranged and second substrate, is characterized in that, also comprises:
Layer of liquid crystal molecule between described first substrate and second substrate, the first electrode layer and the second electrode lay;
The first black-matrix layer arranged with layer with described the second electrode lay, and described the second electrode lay is positioned at the open area of described first black-matrix layer;
Be positioned at the chromatic filter layer on described second substrate.
2. display panel according to claim 1, is characterized in that, also comprises: the second black-matrix layer arranged with layer with described chromatic filter layer, and described chromatic filter layer is positioned at the open area of described second black-matrix layer.
3. display panel according to claim 2, is characterized in that, the open area of described second black-matrix layer and the open area one_to_one corresponding of described first black-matrix layer.
4. display panel according to claim 3, is characterized in that, the width between adjacent two open areas of described first black-matrix layer is 4 ~ 6 microns.
5. display panel according to claim 4, it is characterized in that, also comprise: insulation course, described the second electrode lay and described first black-matrix layer are positioned at the one side of described first substrate towards described second substrate, described insulation course is positioned on described the second electrode lay, described first electrode layer is positioned on described insulation course, and described layer of liquid crystal molecule is positioned at the side that described first electrode layer deviates from described insulation course.
6. display panel according to claim 4, it is characterized in that, described chromatic filter layer is positioned at the one side of described second substrate towards described first substrate, described the second electrode lay and described first black-matrix layer are positioned at the one side of described chromatic filter layer towards described first substrate, described first electrode layer is positioned at the one side of described second substrate towards described first substrate, and described layer of liquid crystal molecule is between described first electrode layer and the second electrode lay.
7. display panel according to claim 5, is characterized in that, described the second electrode lay is plate electrode layer or slit-shaped electrode layer, and described first electrode layer is slit-shaped electrode layer.
8. display panel according to claim 6, is characterized in that, described the second electrode lay is plate electrode layer or slit-shaped electrode layer, and described first electrode layer is plate electrode layer or slit-shaped electrode layer.
9. the display panel according to claim 5 or 6, is characterized in that, described first electrode layer is pixel electrode array layer, and the material of described first electrode layer is the monofilm of ITO, IZO, or the composite membrane formed for ITO, IZO.
10. a display device, is characterized in that, comprising: the display panel as described in any one of claim 1 ~ 9.
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| CN201510144837.8A CN104698674B (en) | 2015-03-30 | 2015-03-30 | A kind of display panel and display device |
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| CN201510144837.8A CN104698674B (en) | 2015-03-30 | 2015-03-30 | A kind of display panel and display device |
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| CN105044985A (en) * | 2015-08-27 | 2015-11-11 | 深圳市华星光电技术有限公司 | Liquid crystal displayer |
| CN106292038A (en) * | 2016-10-17 | 2017-01-04 | 武汉华星光电技术有限公司 | A kind of display panels |
| CN106647003A (en) * | 2017-01-18 | 2017-05-10 | 京东方科技集团股份有限公司 | Display device and display method |
| CN107219674A (en) * | 2017-08-01 | 2017-09-29 | 深圳市华星光电技术有限公司 | Display panel and display device |
| CN109976048A (en) * | 2019-04-30 | 2019-07-05 | 深圳市华星光电技术有限公司 | Reflecting type liquid crystal display panel |
| US10345638B2 (en) | 2017-08-01 | 2019-07-09 | Shenzhen China Star Optoelectronics Technology Co., Ltd | Display panel and display device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105044985A (en) * | 2015-08-27 | 2015-11-11 | 深圳市华星光电技术有限公司 | Liquid crystal displayer |
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| US10345638B2 (en) | 2017-08-01 | 2019-07-09 | Shenzhen China Star Optoelectronics Technology Co., Ltd | Display panel and display device |
| CN107219674B (en) * | 2017-08-01 | 2020-02-14 | 深圳市华星光电技术有限公司 | Display panel and display device |
| CN109976048A (en) * | 2019-04-30 | 2019-07-05 | 深圳市华星光电技术有限公司 | Reflecting type liquid crystal display panel |
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| Publication number | Publication date |
|---|---|
| CN104698674B (en) | 2017-08-29 |
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