Utility model content
For the problems referred to above of the prior art, it is proposed that the technical solution of the utility model.This utility model provides a kind of pixel cell structure with multiple farmland district and has the array base palte of this pixel cell structure, and it can eliminate the problem of color error ratio to the full extent, and have good light transmission rate.
According to an aspect of the present utility model, it is provided that a kind of pixel cell.Described pixel cell includes gap electrode, and this pixel cell includes four subregions, is electrically connected to each other between the gap electrode in described four subregions.The slit incline direction of the gap electrode in described pixel cell each subregion in described four subregions is consistent, and the slit incline direction of the gap electrode in any two adjacent sectors that described pixel cell is in described four subregions is different.
In one embodiment, described pixel cell is positioned at the position that grid line intersects with data wire, and four subregions of described pixel cell are divided by corresponding grid line and data wire.
In one embodiment, the slit incline direction of described pixel cell gap electrode in described four subregions is specular about described grid line and/or data wire.
In one embodiment, the sharp angle between slit incline direction and the described grid line of the gap electrode of described pixel cell is between 3-20 degree.
In one embodiment, the sharp angle between slit incline direction and the described data wire of the gap electrode of described pixel cell is between 3-20 degree.
In one embodiment, it is a minimum unit by adjacent two grid lines and adjacent two data line area defined, four subregions of described pixel cell are respectively included in four adjacent minimum units, and each minimum unit includes four subregions being belonging respectively to four adjacent pixel unit.
In one embodiment, the gap electrode being included in in same minimum unit four subregions is electrically isolated from each other, and the gap electrode in four subregions being included in same minimum unit has identical slit incline direction.
In one embodiment, the aperture area shared by described four subregions is equal.
In one embodiment, described gap electrode is pixel electrode.
In one embodiment, described pixel cell also includes public electrode and is positioned at grid line and the thin film transistor (TFT) of data wire point of intersection, the source electrode of wherein said thin film transistor (TFT) electrically connects with described data wire, and the drain electrode of described thin film transistor (TFT) is electrically connected by via with described gap electrode.
In one embodiment, described gap electrode is public electrode.
It is arranged on, according to pixel cell of the present utility model, the position that grid line intersects with data wire, and includes be electrically connected to each other four subregions divided by grid line and data wire.Owing to the slit incline direction according to the pixel cell of the present utility model gap electrode in any two adjacent sectors is different, therefore all include multiple farmland district at upper and lower on left and right direction according to pixel cell of the present utility model.Thus, not only improve upper and lower color error ratio according to pixel cell of the present utility model, further improve left and right color error ratio, the problem eliminating color error ratio the most to the full extent.
Additionally, due to be arranged on, according to pixel cell of the present utility model, the position that grid line intersects with data wire, so the minimum unit surrounded by adjacent two grid lines and adjacent two data line can include being belonging respectively to four subregions of four adjacent pixel unit.The gap electrode being included within same minimum unit four subregions is set to have identical slit incline direction, and therefore the liquid crystal molecular orientation in same minimum unit is consistent, thus provides good light transmission rate.
According to another aspect of the present utility model, it is provided that a kind of array base palte.Described array base palte includes a plurality of grid line arranged in a crossed manner and a plurality of data lines, and it is arranged on the multiple pixel cells at the crossover location of each bar grid line and pieces of data line, each pixel cell includes gap electrode, and each pixel cell includes four subregions divided by grid line and data wire, it is electrically connected to each other between gap electrode in described four subregions, wherein, the slit incline direction of the gap electrode in each pixel cell each subregion in described four subregions is consistent, and the slit incline direction of the gap electrode in any two adjacent sectors that each pixel cell is in described four subregions is different.
In one embodiment, it is a minimum unit by adjacent two grid lines and adjacent two data line area defined, four subregions of described pixel cell are respectively included in four adjacent minimum units, and each minimum unit includes four subregions being belonging respectively to four adjacent pixel unit.
In one embodiment, the gap electrode being included in in same minimum unit four subregions is electrically isolated from each other, and the gap electrode in four subregions being included in same minimum unit has identical slit incline direction.
In one embodiment, the aperture area shared by described four subregions is equal.
In one embodiment, described gap electrode is pixel electrode.
Include a plurality of grid line arranged in a crossed manner and a plurality of data lines according to array base palte of the present utility model, and be arranged on the multiple pixel cells at the crossover location of each bar grid line and pieces of data line.Owing to each pixel cell of array base palte includes, by grid line and be electrically connected to each other four subregions of data wire division, hence in so that pixel cell upwards includes Liang Gechou district at upper and lower, and including Liang Gechou district on left and right direction.Thus, array base palte not only improves upper and lower color error ratio on the whole, further improves left and right color error ratio, the most to the full extent the problem of color difference eliminating deviation.
The gap electrode being included within four subregions in each minimum unit in each minimum unit of array base palte is set to have identical slit incline direction, make the liquid crystal molecular orientation in same minimum unit consistent, so that array base palte provides good light transmission rate on the whole.
According to another aspect of the present utility model, it is provided that a kind of method making array base palte.The method of described making array base palte includes step: form a plurality of grid line arranged in a crossed manner and a plurality of data lines;And multiple pixel cell is set at each bar grid line crossover location with pieces of data line.Each pixel cell includes gap electrode, and each pixel cell includes, by grid line and four subregions of data wire division, being electrically connected to each other between the gap electrode in described four subregions.The slit incline direction of the gap electrode in each pixel cell each subregion in described four subregions is consistent, and the slit incline direction of the gap electrode in any two adjacent sectors that each pixel cell is in described four subregions is different.
In one embodiment, it is a minimum unit by adjacent two grid lines and adjacent two data line area defined, four subregions of described pixel cell are respectively included in four adjacent minimum units, and each minimum unit includes four subregions being belonging respectively to four adjacent pixel unit.
In one embodiment, the gap electrode being included in in same minimum unit four subregions is electrically isolated from each other, and the gap electrode in four subregions being included in same minimum unit has identical slit incline direction.
In one embodiment, the aperture area shared by described four subregions is equal.
Detailed description of the invention
Hereinafter, will be described in detail with reference to the accompanying drawings the exemplary embodiment of this utility model design.
But, this utility model design can illustrate in many different forms, and should not be construed as being limited to specific embodiment set forth herein.Further it is provided that these embodiments are so that the disclosure will be thorough and complete, and the scope that this utility model is conceived is entirely delivered to those skilled in the art.
For the sake of clarity, can exaggerate in the accompanying drawings the shape and size of element are shown.And identical reference will be used for referring to same or analogous element all the time.
Describe for convenience, the space relative terms of " in ... lower section ", " in ... top ", " in ... left side ", " on ... right side " etc. can be used such as herein, to describe shown in accompanying drawing a element or feature and another (some) element or the relation of feature.It should be understood that space relative terms is intended to the different orientation in addition to the orientation shown in figure of the device in using or operating.Such as, if the device in figure overturns, then therefore the element being described as " below other element or feature " will be oriented as " above other element or feature ".So, exemplary term " in ... lower section " can contain " in ... lower section " and " in ... top " the two orientation.Device can be orientated (90-degree rotation or be positioned at other orientation) otherwise, and space used herein relatively describes language and will correspondingly explain.
Fig. 1 is the schematic diagram of the pixel cell according to one embodiment of this utility model.
As it is shown in figure 1, by dotted line portion enclosed in pixel cell 10(Fig. 1) it is positioned at the position that grid line 20 intersects with data wire 30.Pixel cell 10 includes four subregions a1, b1, c1 and the d1 divided by grid line 20 and data wire 30, is electrically connected to each other between the gap electrode in four subregions a1, b1, c1 and d1.The slit incline direction of the pixel cell 10 gap electrode in any two adjacent sectors is different.Such as, as it is shown in figure 1, subregion a1 and subregion b1 is two adjacent sectors, the slit incline direction of the pixel cell 10 gap electrode in subregion a1 is different from the slit incline direction of the gap electrode in subregion b1;Subregion a1 and subregion c1 is two adjacent sectors, and the slit incline direction of the pixel cell 10 gap electrode in subregion a1 is different from the slit incline direction of the gap electrode in subregion c1.
Pixel cell 10 is arranged on the position that grid line 20 intersects with data wire 30, and includes be electrically connected to each other four subregions a1, b1, c1 and the d1 divided by grid line 20 and data wire 30.Owing to the slit incline direction of the pixel cell 10 gap electrode in any two adjacent sectors is different, therefore pixel cell 10 all includes multiple farmland district at upper and lower on left and right direction.It is to say, the four of pixel cell 10 subregions a1, b1, c1 and d1 are formed as four Ge Chou districts, pixel cell 10 upwards includes Liang Gechou district at upper and lower, and includes Liang Gechou district on left and right direction.Thus, pixel cell 10 not only improves upper and lower color error ratio upwards, further improves the color error ratio on left and right direction, the problem eliminating color error ratio the most to the full extent.
As it is shown in figure 1, the acute angle between the slit incline direction of the gap electrode that pixel cell 10 is in four subregions a1, b1, c1 and d1 and grid line 20 is respectively α 1, α 2, α 3 and α 4.The slit incline direction of the pixel cell 10 gap electrode in four subregions can be about grid line 20 in specular, i.e. α 1=α 3 and α 2=α 4.Additionally, the slit incline direction of the gap electrode that pixel cell is in four subregions can be about data wire 30 in specular, i.e. α 1=α 2 and α 3=α 4.Furthermore, the slit incline direction of the pixel cell 10 gap electrode in four subregions can be about grid line 20 and data wire 30 all in specular, i.e. α 1=α 2=α 3=α 4.
The slit incline direction of the pixel cell 10 gap electrode in four subregions a1, b1, c1 and d1 about grid line 20 and/or data wire 30 in specular so that the stress that liquid crystal molecule is in pixel cell 10 is uniform.
According to embodiment of the present utility model, sharp angle α 1, α 2 between slit incline direction and the grid line 20 of the pixel cell 10 gap electrode in four subregions a1, b1, c1 and d1, α 3 and α 4 can be between 3-20 degree.Alternatively, the acute angle between slit incline direction and the data wire 30 of the pixel cell 10 gap electrode in four subregions a1, b1, c1 and d1 can be between 3-20 degree.
As it is shown in figure 1, the four of pixel cell 10 subregions a1, b1, c1 and d1 are respectively included in four adjacent minimum unit A, B, C and D, and each minimum unit includes four subregions being belonging respectively to four adjacent pixel unit.Specifically, the subregion a1 of pixel cell 10 is included in minimum unit A, and minimum unit A also includes three subregions a2, a3 and the a4 being belonging respectively to the other three pixel cell simultaneously;The subregion b1 of pixel cell 10 is included in minimum unit B, and minimum unit B also includes three subregions b2, b3 and the b4 being belonging respectively to the other three pixel cell simultaneously;The subregion c1 of pixel cell 10 is included in minimum unit C, and minimum unit C also includes three subregions c2, c3 and the c4 being belonging respectively to the other three pixel cell simultaneously;And the subregion d1 of pixel cell 10 is included in minimum unit D, minimum unit D also includes three subregions d2, d3 and the d4 being belonging respectively to the other three pixel cell simultaneously.
As it is shown in figure 1, the gap electrode in be included in same minimum unit four subregions is electrically isolated from each other, and the gap electrode in four subregions being included in same minimum unit has identical slit incline direction.Specifically, it may for example comprise the gap electrode in four subregions a1, a2, a3 and a4 in minimum unit A is electrically isolated from each other, this is because four subregions a1, a2, a3 and a4 are belonging respectively to four adjacent pixel cells.Additionally, the gap electrode in four subregions a1, a2, a3 and a4 has identical slit incline direction, so that each gap electrode in minimum unit A has identical slit incline direction.
The gap electrode being included within same minimum unit four subregions is set to have identical slit incline direction so that the liquid crystal molecular orientation in same minimum unit is consistent, thus provides good light transmission rate.
The aperture area shared by four subregions a1, b1, c1 and d1 of pixel cell 10 can be equal.Additionally, the aperture area of comprise in each minimum unit four subregions can also equal (aperture area of four subregions a1, a2, a3 and a4 such as, comprising in minimum unit A be equal).
Showing pattern for senior super dimension field switch technology (Advanced Super Dimension Switch, ADS), gap electrode is pixel electrode.Pixel cell 10 also includes public electrode and is positioned at grid line 20 and the thin film transistor (TFT) of data wire 30 point of intersection, the source electrode of wherein said thin film transistor (TFT) electrically connects with described data wire 30, and the drain electrode of described thin film transistor (TFT) is electrically connected by via with described gap electrode.
Alternatively, gap electrode can also be public electrode.Gap electrode is that public electrode is directed to high aperture HADS display pattern.Owing to public electrode one layer makes and connects identical common electrode signal, it is not necessary to carry out the connection of by stages, by tabular pixel electrode being carried out in the manner previously described subregion, the problem at utmost eliminating color error ratio.
It is provided with insulating barrier between pixel electrode and corresponding public electrode, and described pixel electrode is arranged on the public electrode either above or below of correspondence.
Fig. 2 is the schematic diagram of the array base palte according to an embodiment of the present utility model.
As in figure 2 it is shown, array base palte 100 includes a plurality of grid line 20 arranged in a crossed manner and a plurality of data lines 30, and it is arranged on the multiple pixel cells 10 at the crossover location of each bar grid line 20 and pieces of data line 30.Each pixel cell 10 includes four subregions a1, b1, c1 and the d1 divided by grid line 20 and data wire 30, is electrically connected to each other between the gap electrode in four subregions a1, b1, c1 and d1.The slit incline direction of each pixel cell 10 gap electrode in any two adjacent sectors is different.
According to embodiment of the present utility model, adjacent two grid lines 20 being formed on array base palte 100 and adjacent two data line 30 area defined are a minimum unit.Four subregions a1, b1, c1 and d1 of each pixel cell 10 of array base palte 100 can be respectively included in four adjacent minimum unit A, B, C and D, and each minimum unit can include four subregions being belonging respectively to four adjacent pixel unit.
According to embodiment of the present utility model, the gap electrode being included in in same minimum unit four subregions is electrically isolated from each other, and the gap electrode in four subregions being included in same minimum unit has identical slit incline direction.
According to embodiment of the present utility model, the aperture area shared by four subregions a1, b1, c1 and d1 of pixel cell 10 is equal.And then, the aperture area shared by all subregions being formed on array base palte 100 is equal.
As in figure 2 it is shown, can be opening form according to the slit of gap electrode of the present utility model, it is also possible to for closing form.
Array base palte 100 includes a plurality of grid line 20 arranged in a crossed manner and a plurality of data lines 30, and is arranged on the multiple pixel cells 10 at the crossover location of each bar grid line 20 and pieces of data line 30.Owing to each pixel cell 10 of array base palte 100 includes be electrically connected to each other four subregions a1, b1, c1 and d1 being divided by grid line 20 and data wire 30, hence in so that pixel cell 10 upwards includes Liang Gechou district at upper and lower, and on left and right direction, include Liang Gechou district.Thus, array base palte 100 not only improves upper and lower color error ratio on the whole, further improves left and right color error ratio, the most to the full extent the problem of color difference eliminating deviation.
The gap electrode being included within four subregions in each minimum unit in each minimum unit of array base palte 100 is set to have identical slit incline direction, make the liquid crystal molecular orientation in same minimum unit consistent, so that array base palte 100 provides good light transmission rate on the whole.
Fig. 3 schematically shows the method flow diagram of the manufacturing array substrate according to an embodiment of the present utility model.
As it is shown on figure 3, include step according to the method for making array base palte of the present utility model:
S1, form a plurality of grid line arranged in a crossed manner and a plurality of data lines;And
S2, arranging multiple pixel cell at the crossover location of each bar grid line and pieces of data line, each pixel cell includes four subregions divided by grid line and data wire, is electrically connected to each other between the gap electrode in described four subregions,
Wherein, the slit incline direction of each pixel cell gap electrode in any two adjacent sectors is different.
According to embodiment of the present utility model, adjacent two grid lines and adjacent two data line area defined by being formed on array base palte are a minimum unit.Four subregions of pixel cell can be included in four adjacent minimum units respectively, and each minimum unit can include four subregions being belonging respectively to four adjacent pixel unit.Additionally, the gap electrode in be included in same minimum unit four subregions can be electrically isolated from each other, and the gap electrode in four subregions being included in same minimum unit can have identical slit incline direction.The aperture area shared by four subregions of pixel cell can be equal.
Each pixel cell is arranged at the crossover location of each bar grid line and pieces of data line by the method according to making array base palte of the present utility model so that each pixel cell includes four subregions divided by grid line and data wire.Owing to each pixel cell includes, by grid line and be electrically connected to each other four subregions of data wire division, hence in so that pixel cell upwards includes Liang Gechou district at upper and lower, and including Liang Gechou district on left and right direction.Thus, not only improve upper and lower color error ratio upwards, further improve the color error ratio on left and right direction, the problem eliminating color error ratio the most to the full extent.
The gap electrode being included within same minimum unit four subregions is set to have identical slit incline direction so that the liquid crystal molecular orientation in same minimum unit is consistent, thus provides good light transmission rate.
Although having shown that and illustrating according to each embodiment of the present utility model, but those of ordinary skill in the art are it should be appreciated that the various change spirit and scope without departing from this utility model design being defined by the appended claims can be made in terms of form and details these exemplary embodiments.