CN103091922B - A kind of array base palte, display panel and device - Google Patents
A kind of array base palte, display panel and device Download PDFInfo
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- CN103091922B CN103091922B CN201310034119.6A CN201310034119A CN103091922B CN 103091922 B CN103091922 B CN 103091922B CN 201310034119 A CN201310034119 A CN 201310034119A CN 103091922 B CN103091922 B CN 103091922B
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Abstract
The invention provides a kind of array base palte, display panel and device, in order to solve the problem that in prior art, static protective unit discharge capability is lower, improve yield and the antistatic effect of display panel simultaneously.This array base palte is provided with static protective unit, described static protective unit comprises metal level, and the side of this metal level is provided with one or more discharge cell, wherein, at least one discharge cell comprises at least 5 tips, comprises discharge tip and absence of discharge tip; Described discharge cell comprises at least 1 discharge tip, and described discharge cell comprises the tip that at least one and metal level are formed jointly, and is greater than 90 ° by the angle between the side of the discharge cell at described tip and the side of metal level.
Description
Technical field
The present invention relates to technical field of liquid crystal display, particularly relate to a kind of array base palte, display panel and device.
Background technology
No matter in daily life or in commercial production, electrostatic is all very large with our relation, and in the production of electron trade, slight electrostatic all can make electron device lose efficacy, and greatly affects production efficiency and yields, even makes production not carry out smoothly.
Electrostatic defending in electron device production on the one hand can by the temperature to production environment, the control of the conditions such as humidity, reduce the generation of electrostatic, can also by reducing electrostatic to the impact of electron device to electrostatic defending (ESD, the Electro-StaticDischarge) device of device itself.In order to prevent producing electrostatic in production and storing process, considerable influence being produced to display panel, usually the periphery of display panel 1 being as shown in Figure 1 provided with the static protective unit 2 shown in annular dash area.If static protective unit 2 shown in Fig. 1 is single-layer metal static protective unit, pattern after being amplified wherein part-structure 4 is as shown in Fig. 2 (a) or Fig. 2 (b), as can be seen from Fig. 2 (a), described static protective unit 2 comprises metal level M and discharge cell D1, can find out that from Fig. 2 (b) described static protective unit 2 comprises metal level M and discharge cell D2, and the inside of display panel is all pointed at the main discharge tip that the discharge capability of discharge cell D1 and D2 is the strongest, i.e. viewing area 3, by discharging between most advanced and sophisticated and air, prevent charge accumulated.
If static protective unit 2 shown in Fig. 1 is multiple layer metal static protective unit unit, pattern after its part being amplified is as shown in Fig. 3 (a) or Fig. 3 (b), described multiple layer metal static protective unit generally adopts electric discharge between metal level to be formed, it can also be seen that from Fig. 3 (a) and Fig. 3 (b), in described static protective unit, 2 comprise two metal level M, described metal level is provided with discharge cell D1 or discharge cell D2, main discharge point is positioned at double layer of metal and contacts nearest point, discharged between the two layers by tip, thus it is effective by charging neutrality, reduce the impact of electrostatic.
But the discharge cell of above-mentioned all configurations, easily causes the dispersion of electric charge to distribute, make electric charge effectively not discharge, thus increase the density of charge accumulated, increase the harm of electrostatic.
Summary of the invention
Embodiments provide a kind of array base palte, display panel and device, in order to solve the problem that in prior art, electrostatic defending pattern discharge capability is lower, improve yield and the antistatic effect of display panel simultaneously.
Embodiments provide a kind of array base palte, this array base palte neighboring area is provided with a circle static protective unit, described static protective unit comprises metal level, and one or more discharge cells that the side of metal level is arranged, wherein, at least one discharge cell comprises at least 5 tips, comprises discharge tip and absence of discharge tip; Described discharge cell comprises at least 1 discharge tip, and described discharge cell comprises the tip that at least one and metal level are formed jointly, and is greater than 90 ° by the angle between the side of the discharge cell at described tip and the side of metal level.
Embodiments provide a kind of display panel, the array base palte described in this display panel.
Embodiments provide a kind of display device, this display device comprises described display panel.
The array base palte that the embodiment of the present invention provides, this array base palte is provided with static protective unit, and described static protective unit comprises metal level, and the side of this metal level is provided with one or more discharge cell; Wherein, at least one discharge cell comprises at least 5 tips, comprises discharge tip and absence of discharge tip; Described discharge cell comprises at least 1 discharge tip, and, described discharge cell comprises the tip that at least one and metal level are formed jointly, and be greater than 90 ° by the angle between the side of the discharge cell at described tip and the side of metal level, multiple milder concave tip is formed between discharge tip with metal level, decrease the gathering of electric charge at other position except main discharge tip, impel electric charge to be more gathered on main discharge tip, thus enhance the discharge capability of array base palte.
Accompanying drawing explanation
Fig. 1 is the structure vertical view of the display panel with static protective unit;
Fig. 2 (a) is a kind of in prior art structure vertical view of single-layer metal static protective unit;
Fig. 2 (b) is the structure vertical view of single-layer metal static protective unit another kind of in prior art;
Fig. 3 (a) is a kind of in prior art structural representation of multiple layer metal static protective unit;
Fig. 3 (b) is the structural representation of multiple layer metal static protective unit another kind of in prior art;
The structural representation of a kind of single-layer metal static protective unit that Fig. 4 provides for the embodiment of the present invention one;
The structural representation of a kind of single-layer metal static protective unit that Fig. 5 provides for the embodiment of the present invention two;
The structural representation of a kind of multiple layer metal static protective unit that Fig. 6 provides for the embodiment of the present invention three;
The structural representation of a kind of multiple layer metal static protective unit that Fig. 7 provides for the embodiment of the present invention four;
The structural representation of a kind of multiple layer metal static protective unit that Fig. 8 provides for the embodiment of the present invention five.
Embodiment
Embodiments provide a kind of array base palte, display panel and device, in order to solve the problem that in prior art, static protective unit discharge capability is lower, improve yield and the antistatic effect of display panel simultaneously.
A kind of array base palte that the embodiment of the present invention provides, this array base palte is provided with static protective unit, described static protective unit comprises metal level, the side of this metal level is provided with one or more discharge cell, wherein, at least one discharge cell comprises at least 5 tips, comprises discharge tip and absence of discharge tip; Described discharge cell comprises at least 1 discharge tip, and described discharge cell comprises the tip that at least one and metal level are formed jointly, and is greater than 90 ° by the angle between the side of the discharge cell at described tip and the side of metal level.
The most advanced and sophisticated vertical range to metal level of described absence of discharge is less than the vertical range of described discharge tip to metal level.
Preferably, only there is a discharge tip in described discharge cell; General, the number of discharge tip is no more than 3.Further, the angle perpendicular to the face of array base palte and the side of metal level being positioned at the line place at two the adjacent absence of discharge tips together is all greater than 90 °, and the most advanced and sophisticated corresponding angle of the absence of discharge namely between metal level with discharge tip is spill; And adjacent absence of discharge is most advanced and sophisticated and vertical and the face of array base palte and the side of metal level the angle at line place between discharge tip is more than or equal to 90 °.
Preferably, at least one discharge cell described comprises 5 or 7 tips; Meanwhile, the discharge cell with more multi-stylus end can also be comprised in described static protective unit.
Preferably, the figure of overlooking of described discharge cell is zhou duicheng tuxing, with through distance metal level farthest tip and with the straight line of metal layer vertical for axis of symmetry, this structure is conducive to electric charge and evenly accumulates on discharge cell, make static protective unit discharge evenly; Meanwhile, the vertical view of described discharge cell also can be asymmetric figure.
Preferably, described discharge cell comprises 5 tips, and wherein 1 tip is that the first main discharge is most advanced and sophisticated, and other 4 tips are that absence of discharge is most advanced and sophisticated; In described discharge cell, the first absence of discharge tip and the second absence of discharge tip are on the surface of contact of discharge cell and metal level; 3rd absence of discharge tip and the 4th absence of discharge tip are between metal level and the first main discharge tip; Further, the face perpendicular to array base palte at line place that two the absence of discharge tips being positioned at homonymy are formed and the side out of plumb of metal level, and the angle between this line and side of metal level is greater than 90 °.
Meanwhile, can also comprise 7 tips in described discharge cell, wherein 1 tip is that the second main discharge is most advanced and sophisticated, and 2 tips are non-principal discharge tip, and other 4 tips are that absence of discharge is most advanced and sophisticated; In described discharge cell, the 5th absence of discharge tip and the 6th absence of discharge tip are on the surface of contact of discharge cell and metal level; 7th absence of discharge tip is between the 5th absence of discharge tip and the first non-principal discharge tip, the face perpendicular to array base palte at line place that itself and the 5th absence of discharge tip are formed and the side out of plumb of metal level; 8th absence of discharge tip is between the 6th absence of discharge tip and the second non-principal discharge tip, the face perpendicular to array base palte at line place that itself and the 6th absence of discharge tip are formed and the side out of plumb of metal level;
First non-principal discharge tip is between most advanced and sophisticated and the second main discharge tip of the 7th absence of discharge, the line place that itself and the 7th absence of discharge tip are formed perpendicular to the face of array base palte and the side of metal level orthogonal;
Second non-principal discharge tip is between most advanced and sophisticated and the second main discharge tip of the 8th absence of discharge, the line place that itself and the 8th absence of discharge tip are formed perpendicular to the face of array base palte and the side of metal level orthogonal.
In addition, more tip can also be comprised in described discharge cell, such as discharge cell comprises 11 or more most advanced and sophisticated, and the most advanced and sophisticated corresponding angle of each absence of discharge is milder spill, the embodiment of its optimum is that in discharge cell, absence of discharge tip is between discharge tip and metal level, and the line between each absence of discharge tip is formed as the level and smooth arc of spill.
Preferably, it is peripheral that described main discharge tip is positioned at described static protective unit, and the direction away from described static protective unit is pointed at main discharge tip.
When described metal level has multi-layer metal structure, in every double layer of metal, the main discharge tip of discharge cell is right in opposite directions.
A kind of array base palte that the embodiment of the present invention one provides, this array base palte is provided with static protective unit, the structure of described static protective unit as shown in Figure 4, as can be seen from Figure 4, described static protective unit is single-layer metal static protective unit, comprise metal level M, and this metal level is provided with multiple first discharge cell D3; Wherein, described first discharge cell D3 comprises: the most advanced and sophisticated P1 of the first main discharge, the most advanced and sophisticated N1 of the first absence of discharge, the most advanced and sophisticated N2 of the second absence of discharge, the most advanced and sophisticated N3 of the 3rd absence of discharge and the most advanced and sophisticated N4 of the 4th absence of discharge.
And, the most advanced and sophisticated N1 of described first absence of discharge and the most advanced and sophisticated N2 of the second absence of discharge is on the surface of contact of the first discharge cell D3 and metal level M, the most advanced and sophisticated N1 of described first absence of discharge and the most advanced and sophisticated N3 of the 3rd absence of discharge is positioned at one side of the first discharge cell D3, and the most advanced and sophisticated N2 of described second absence of discharge and the most advanced and sophisticated N4 of the 4th absence of discharge is positioned at the another side of the first discharge cell D3.
In this first discharge cell D3, the face perpendicular to array base palte at line place between the most advanced and sophisticated N1 of first absence of discharge and the most advanced and sophisticated N3 of the 3rd absence of discharge and the side out of plumb of metal level M, and the angle between this face and side of metal level, namely the angle that the most advanced and sophisticated N1 place of the first absence of discharge is corresponding is spill, and the angle J1 of this spill is greater than 90 °.
In this first discharge cell D3, the angle formed perpendicular to the face of array base palte at the face perpendicular to array base palte at the line place between the most advanced and sophisticated N1 of the first absence of discharge and the most advanced and sophisticated N3 of the 3rd absence of discharge and the line place between the most advanced and sophisticated N3 of the 3rd absence of discharge and the first main discharge tip, namely the angle that the most advanced and sophisticated N3 place of the second absence of discharge is corresponding is also spill, and the angle J2 of this spill is greater than 90 °
It can also be seen that from Fig. 4, the profile graphics of described first discharge cell is zhou duicheng tuxing, with the straight line vertical with metal level M at the most advanced and sophisticated P1 place of the first main discharge for axis of symmetry, become zhou duicheng tuxing, the most advanced and sophisticated N1 of described first absence of discharge becomes rotational symmetry with the most advanced and sophisticated N2 of the second absence of discharge, and the most advanced and sophisticated N3 of the 3rd absence of discharge becomes rotational symmetry with the most advanced and sophisticated N4 of the 4th absence of discharge; Therefore, the angle of the second absence of discharge most advanced and sophisticated N2 place correspondence is also spill, and angle is identical with angle J1, and the angle of the 4th absence of discharge most advanced and sophisticated N2 place correspondence is also spill, and angle is identical with angle J2,
Meanwhile, the sectional view of described first discharge cell also can be asymmetric figure.
In static protective unit shown in Fig. 4, only has a discharge tip, i.e. the most advanced and sophisticated P1 of described first main discharge.Owing to having the tip of multiple spill in this static protective unit, the angle of the angle J3 making the most advanced and sophisticated P1 place of the first main discharge corresponding is less, meanwhile, described discharge cell D3 is positioned at the periphery of static protective unit, and the most advanced and sophisticated P1 of the first main discharge points to the direction away from described static protective unit.
When conductive surface has electric charge to produce, its charge distribution density is relevant with the shape of conductive surface.The spill position of conductor does not almost have CHARGE DISTRIBUTION, electric density is almost nil, at mild position electric charge, there is a small amount of CHARGE DISTRIBUTION, and maximum in that relatively give prominence to or sharper position CHARGE DISTRIBUTION, after electric density reaches certain value, the electric field that electric charge produces is enough to air breakdown, in air with the charging neutrality of the charged contrary ion of conductor and conductor, conductor discharges.In this static protective unit, there is the tip of multiple spill, make the more sharp-pointed of main discharge tip, facilitate the gathering of electric charge at main discharge tip place, enhance the discharge capability of static protective unit; Simultaneously, owing to increasing the number at absence of discharge tip in this static protective unit, the position of discharge cell middle concave is increased, decrease the gathering of electric charge at other position except main discharge tip, impel electric charge to concentrate on the most advanced and sophisticated P1 of the first main discharge as far as possible, make static protective unit have stronger discharge effect.
A kind of array base palte that the embodiment of the present invention two provides, this array base palte is provided with static protective unit, the structure of described static protective unit as shown in Figure 5, as can be seen from Figure 5, described static protective unit is single-layer metal static protective unit, this static protective unit comprises metal level M, and metal level is provided with multiple second discharge cell D4; Wherein, described second discharge cell D4 comprises: main discharge tip, non-principal discharge tip and absence of discharge are most advanced and sophisticated.
Described main discharge tip is the most advanced and sophisticated P2 of the second main discharge;
Described non-principal discharge tip comprises the first non-principal discharge tip B1, the second non-principal discharge tip B2;
Described absence of discharge tip comprises the most advanced and sophisticated N5 of the 5th absence of discharge, the most advanced and sophisticated N6 of the 6th absence of discharge, the most advanced and sophisticated N7 of the 7th absence of discharge and the most advanced and sophisticated N8 of the 8th absence of discharge; The most advanced and sophisticated N5 of described 5th absence of discharge and the most advanced and sophisticated N6 of the 6th absence of discharge is on the surface of contact of the second discharge cell D4 and metal level M; The most advanced and sophisticated N7 of 7th absence of discharge is between the most advanced and sophisticated N5 and the first non-principal discharge tip B1 of the 5th absence of discharge, the face perpendicular to array base palte at line place that itself and the most advanced and sophisticated N5 of the 5th absence of discharge are formed and the side out of plumb of metal level M, and the angle between this face and side of metal level is greater than 90 °, namely the angle that the most advanced and sophisticated N5 place of the 5th absence of discharge is corresponding is also spill, and the angle J4 of this spill is greater than 90 °; The angle formed perpendicular to the face of array base palte at the line place between the face perpendicular to array base palte at the line place between the most advanced and sophisticated N5 of the 5th absence of discharge and the most advanced and sophisticated N7 of the 7th absence of discharge and the most advanced and sophisticated N7 and the first non-principal discharge tip B1 of the 7th absence of discharge, namely the angle that the most advanced and sophisticated N7 place of the 7th absence of discharge is corresponding is also spill, and the angle J5 of this spill is greater than 90 °;
As can be seen from Figure 5, the figure of overlooking of the second discharge cell D4 described in this static protective unit is zhou duicheng tuxing, with the straight line vertical with metal level M at the most advanced and sophisticated P2 place of the second main discharge for axis of symmetry, become zhou duicheng tuxing, therefore, the angle of the 6th absence of discharge most advanced and sophisticated N6 place correspondence is also spill, and angle is identical with angle J4, the angle of the 8th absence of discharge most advanced and sophisticated N8 place correspondence is also spill, and angle is identical with angle J5.
As can be seen from Figure 5, this static protective unit is single-layer metal static protective unit, comprises 3 discharge tip, i.e. described second main discharge most advanced and sophisticated P2, the first non-principal discharge tip B1 and the second non-principal discharge tip B2.Described second discharge cell D4 is positioned at the periphery of static protective unit, and the most advanced and sophisticated P2 of the second main discharge points to the direction away from described static protective unit.
Thus enhance the discharge capability of static protective unit; Simultaneously, most advanced and sophisticated owing to having multiple milder absence of discharge in this static protective unit, the position of discharge cell middle concave is increased, decrease the gathering of electric charge at other position except main discharge tip, impel electric charge to concentrate on the most advanced and sophisticated P2 place of the second main discharge as far as possible, enhance static protective unit discharge capability.
A kind of array base palte that the embodiment of the present invention three provides, this array base palte is provided with static protective unit, the structure of described static protective unit as shown in Figure 6, as can be seen from Figure 6, the metal level of described static protective unit has double layer of metal structure, i.e. the first metal layer M1 and the second metal level M2, and the first metal layer M1 and the second metal level M2 is provided with identical discharge cell, described discharge cell is identical with the first discharge cell D3 described in Fig. 4.
It can also be seen that from Fig. 6, in every double layer of metal, the most advanced and sophisticated P1 of the first main discharge of discharge cell is right in opposite directions; The main point of discharge of described static protective unit is positioned at double layer of metal and contacts nearest point, discharges in two the first main discharge tips namely by closing on most in Fig. 6.When there being static charge to produce, be better than by the effect of double layer of metal medium discharge and discharged by air layer, therefore discharge tip is designed in the hithermost position of double layer of metal, discharged between the two layers by tip, thus effectively by charging neutrality, enhance the discharge capability of static protective unit, reduce electrostatic to the impact of display panel.
A kind of array base palte that the embodiment of the present invention four provides, this array base palte is provided with static protective unit, the structure of described static protective unit as shown in Figure 7, as can be seen from Figure 7, described static protective unit is multiple layer metal static protective unit, this static protective unit comprises the first metal layer M1 and the second metal level M2, and the first metal layer M1 and the second metal level M2 is provided with identical discharge cell, and described discharge cell is identical with the second discharge cell D4 described in Fig. 5.The principle of work with the array base palte of double layer of metal static protective unit that its principle of work and the embodiment of the present invention three provide is identical.
A kind of static protective unit that the embodiment of the present invention five provides, its structure as shown in Figure 8, as can be seen from Figure 8, described static protective unit is multiple layer metal static protective unit, this static protective unit comprises the first metal layer M1 and the second metal level M2, and the first metal layer M1 and the second metal level M2 is provided with different discharge cells, the first metal layer M1 is provided with the first discharge cell D3 described in Fig. 4, the second metal level M2 is provided with the second discharge cell D4 described in Fig. 5.The principle of work with the array base palte of double layer of metal static protective unit that its principle of work and the embodiment of the present invention four provide is identical.
In addition, when described static protective unit is multiple layer metal static protective unit, described static protective unit can also comprise more metal level, and the discharge cell of more structures.
Embodiments provide a kind of display panel, the array base palte described in this display panel.
Embodiments provide a kind of display device, this display device comprises described display panel.
To sum up, the array base palte that the embodiment of the present invention provides, display panel and device, by to the most advanced and sophisticated smoothing process of absence of discharge, reduce the angle at main discharge tip, increase the number at absence of discharge tip, the position of discharge cell middle concave is increased, decrease the gathering of electric charge at other position except main discharge tip, impel electric charge to concentrate on main discharge tip as far as possible, enhance the discharge capability at main discharge tip; Simultaneously; Discharge cell is arranged on the periphery of described static protective unit, and the electric discharge away from static protective unit is pointed at main discharge tip, is more conducive to the release in static charge, strengthens the discharge capability of static protective unit.
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 (8)
1. an array base palte, the neighboring area of this array base palte is provided with a circle static protective unit, described static protective unit comprises metal level, and one or more discharge cells that the side of described metal level is arranged, and it is characterized in that, wherein,
At least one discharge cell comprises 7 tips, wherein, 1 tip is that main discharge is most advanced and sophisticated, 2 tips are the first non-principal discharge tip and the second non-principal discharge tip, and other 4 tips are that the 5th absence of discharge is most advanced and sophisticated, the 6th absence of discharge is most advanced and sophisticated, the 7th absence of discharge is most advanced and sophisticated and the 8th absence of discharge is most advanced and sophisticated; Described discharge cell comprises the tip that at least one and metal level are formed jointly, and being greater than 90 ° by the angle between the side of the discharge cell at described tip and the side of metal level, the most advanced and sophisticated vertical range to the side of metal level of described absence of discharge is less than the vertical range of described discharge tip to metal level.
2. array base palte as claimed in claim 1, is characterized in that, no more than 3 of discharge tip sum in described discharge cell.
3. array base palte as claimed in claim 1, is characterized in that, described discharge cell overlook figure with the straight line of metal layer vertical for axis of symmetry, to become zhou duicheng tuxing through distance metal level tip farthest.
4. array base palte as claimed in claim 1, is characterized in that, most advanced and sophisticated and described 6th absence of discharge of described 5th absence of discharge is most advanced and sophisticated to be on the surface of contact of discharge cell and metal level;
Described 7th absence of discharge tip is between described 5th absence of discharge tip and described first non-principal discharge tip, the face perpendicular to array base palte at line place that itself and described 5th absence of discharge tip are formed and the side out of plumb of metal level;
Described 8th absence of discharge tip is between described 6th absence of discharge tip and described second non-principal discharge tip, the face perpendicular to array base palte at line place that itself and described 6th absence of discharge tip are formed and the side out of plumb of metal level;
Described first non-principal discharge tip is between the most advanced and sophisticated and described main discharge tip of described 7th absence of discharge, the line place that itself and described 7th absence of discharge tip are formed perpendicular to the face of array base palte and the side of metal level orthogonal;
Described second non-principal discharge tip is between the most advanced and sophisticated and described main discharge tip of described 8th absence of discharge, the line place that itself and described 8th absence of discharge tip are formed perpendicular to the face of array base palte and the side of metal level orthogonal.
5. array base palte as claimed in claim 1, is characterized in that, it is peripheral that described discharge tip is positioned at described static protective unit, and described discharge tip points to the direction away from described static protective unit.
6. array base palte as claimed in claim 1, it is characterized in that, when described metal level has multi-layer metal structure, in every double layer of metal, the main discharge tip of discharge cell is right in opposite directions.
7. a display panel, is characterized in that, described display panel comprises the array base palte described in the arbitrary claim of claim 1-6.
8. a display device, is characterized in that, described display device comprises display panel according to claim 7.
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| CN105097847B (en) | 2015-09-15 | 2018-10-23 | 京东方科技集团股份有限公司 | A kind of array substrate, display panel and display device |
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| CN202049314U (en) * | 2011-03-22 | 2011-11-23 | 京东方科技集团股份有限公司 | Signal wire connecting structure as well as array substrate and liquid crystal display using same |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3700007B1 (en) * | 2019-02-22 | 2022-11-09 | Beijing Xiaomi Mobile Software Co., Ltd. | Antenna assembly and electronic device |
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| CN103091922A (en) | 2013-05-08 |
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