CN203480174U - Liquid crystal display panel and display device - Google Patents
Liquid crystal display panel and display device Download PDFInfo
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- CN203480174U CN203480174U CN201320555025.9U CN201320555025U CN203480174U CN 203480174 U CN203480174 U CN 203480174U CN 201320555025 U CN201320555025 U CN 201320555025U CN 203480174 U CN203480174 U CN 203480174U
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Abstract
The utility model discloses a liquid crystal display panel and a display device. According to the liquid crystal display panel, the light transmittance of the liquid crystal display panel is improved and the image display quality of the liquid crystal display panel is improved. The liquid crystal display panel comprises a first substrate and a second substrate which are arranged oppositely and a liquid crystal layer located between the first substrate and the second substrate; the side, close to the liquid crystal layer, of the first substrate is provided with a first electrode and a second electrode located above the first electrode and insulated from the first electrode; one of the first electrode and the second electrode is a public electrode and the other of the first electrode and the second electrode is a pixel electrode; the side, close to the liquid crystal layer, of the second substrate is provided with a third electrode and a fourth electrode, one of the third electrode and the fourth electrode is a public electrode, and the other of the third electrode and the fourth electrode is a pixel electrode.
Description
Technical field
The utility model relates to display technique field, relates in particular to a kind of display panels and display device.
Background technology
Thin Film Transistor-LCD (Thin Film Transistor Liquid Crystal Display, TFT-LCD) has the features such as volume is little, low in energy consumption, radiationless, in current flat panel display market, has occupied leading position.Wide viewing angle display technique becomes the focus of people's research at present.
Wide-angle liquid crystal display can be divided into according to display mode: plane conversion (In Plane Switching, IPS) type and senior super dimension field switch (Advanced Super Dimension Switch, ADS) type.Wherein, the optical axis that IPS mode LCD changes liquid crystal molecule by the transverse electric field that is positioned at the pixel electrode of same layer and public electrode and produces, at the position angle that is parallel to orientation substrate, is controlled light transmission rate.Can still there is the shortcoming of low contrast and low transmission so that the visual angle of display panels is expanded 170 ° in IPS mode LCD, make the brightness that must strengthen backlight realize high-brghtness picture images demonstration.
The electric field that ADS mode LCD produces by electric field that in same plane in liquid crystal display, gap electrode edge produces and gap electrode layer and plate electrode interlayer forms multi-dimensional electric field, this multi-dimensional electric field makes between the interior gap electrode of liquid crystal cell, directly over electrode, all aligned liquid-crystal molecules can both produce rotation, thereby has improved liquid crystal work efficiency and increased light transmission efficiency.Senior super dimension field switch technology can improve the picture quality of TFT-LCD, has high resolving power, high permeability, low-power consumption, wide visual angle, high aperture, low aberration, without advantages such as water of compaction ripples (push Mura).For different application, the improvement technology of ADS technology has high permeability I-ADS technology, high aperture H-ADS and high resolving power S-ADS technology etc.
No matter be IPS or the liquid crystal display of ADS pattern, the transverse electric field intensity in liquid crystal layer is larger, and light transmission rate is higher, drives liquid crystal deflecting element lower to the needed driving voltage of same angle.At present the transmitance of the liquid crystal display of IPS or ADS pattern is relatively low, and driving voltage is relatively high, is unfavorable for that liquid crystal indicator realizes high-quality picture.
Utility model content
The utility model discloses a kind of display panels and display device, in order to improve the light transmission rate of display panels, improve display panels display quality of image.
The display panels that the utility model provides comprises: the first substrate being oppositely arranged and second substrate, and the liquid crystal layer between described first substrate and second substrate;
The second electrode insulating mutually with the first electrode above described first substrate is provided with the first electrode and is positioned at the first electrode near described liquid crystal layer one side; One of them is public electrode for described the first electrode and the second electrode, and another is pixel electrode;
Described second substrate is provided with third electrode and the 4th electrode near described liquid crystal layer one side; One of them is public electrode for described third electrode and the 4th electrode, and another is pixel electrode.
Preferably, described the first electrode insulate by the first insulation course between the two mutually with described the second electrode;
Described the first electrode is plate electrode, and described the second electrode is slit-shaped electrode.
Preferably, described third electrode and the 4th electrode arrange with layer, and described third electrode comprises many 3rd strip shaped electric poles that extend along first direction, and described the 4th electrode comprises many many articles of the 4th strip shaped electric poles that extend along described first direction; Described the 3rd strip shaped electric poles and described the 4th strip shaped electric poles are spaced.
Preferably, described the 3rd strip shaped electric poles or the 4th projection of strip shaped electric poles on first substrate are positioned at the projection of described slit-shaped the second electrode on first substrate.
Preferably, the width of described the 3rd strip shaped electric poles and the 3rd strip shaped electric poles is respectively 2～2.6 μ m;
Distance between described the 3rd strip shaped electric poles and adjacent the 4th strip shaped electric poles is 0.9～2.5 μ m.
Preferably, described third electrode insulate by the second insulation course between the two mutually with described the 4th electrode, described third electrode is positioned on described second substrate, and described the second insulation course is positioned on described third electrode, and described the 4th electrode is positioned on described the second insulation course;
Described third electrode is plate electrode, and described the 4th electrode is slit-shaped electrode.
Preferably, described the second electrode and described the 4th electrode are symmetrical with respect to described liquid crystal layer mirror image.
Preferably, the above-mentioned color resin layer that is provided with of described first substrate, this color resin layer is between described first substrate and described the first electrode; Or
The above-mentioned color resin layer that is provided with of described second substrate, this color resin layer is between described second substrate and described third electrode and the 4th electrode.
Preferably, also comprise:
A plurality of the first switching transistors that are positioned on first substrate, the drain electrode of each first switching transistor is corresponding connected one by one with each first electrode or each the second electrode as pixel electrode respectively;
Many are positioned at the first grid line being connected with the grid of every a line the first switching transistor respectively on first substrate;
Many are positioned at the first data line being connected with the source electrode of each row the first switching transistor respectively on first substrate; Also comprise:
A plurality of second switch transistors that are positioned on second substrate, the transistorized drain electrode of each second switch is corresponding connected one by one with each third electrode or each the 4th electrode as pixel electrode respectively;
Many are positioned at the second grid line being connected with the transistorized grid of every a line second switch respectively on second substrate;
Many are positioned at the second data line being connected with the transistorized source electrode of each row second switch respectively on second substrate.
Preferably, described the first grid line and the second grid line are connected to same gate driver circuit, and described the first data line and the second data line are connected to same source electrode drive circuit.
The utility model embodiment provides a kind of display device, comprises above-mentioned display panels.
In sum, the display panels that the utility model provides comprises: the first substrate being oppositely arranged and second substrate, and the liquid crystal layer between described first substrate and second substrate; The second electrode insulating mutually with the first electrode above described first substrate is provided with the first electrode and is positioned at the first electrode near described liquid crystal layer one side; One of them is public electrode for described the first electrode and the second electrode, and another is pixel electrode; Described second substrate is provided with third electrode and the 4th electrode near described liquid crystal layer one side; One of them is public electrode for described third electrode and the 4th electrode, and another is pixel electrode.Between the first electrode on first substrate and the second electrode, form multi-dimensional electric field, between third electrode on second substrate and the 4th electrode, form multi-dimensional electric field or transverse electric field, liquid crystal molecule between first substrate and second substrate be subject to form multi-dimensional electric field between the first electrode on first substrate and the second electrode and be subject to third electrode on second substrate and the 4th electrode between form multi-dimensional electric field or transverse electric field effect, under the constant prerequisite of the driving voltage that drives liquid crystal deflecting element, improved light transmission rate.Under the constant prerequisite of light transmission rate, reduced the driving voltage that drives liquid crystal deflecting element.Thereby improved the quality of display panels demonstration image.
Accompanying drawing explanation
The structure of liquid crystal display panel schematic diagram that Fig. 1 provides for the utility model embodiment mono-;
The plate electrode structural representation that Fig. 2 provides for the utility model embodiment mono-;
One of slit-shaped electrode structure schematic diagram that Fig. 3 provides for the utility model embodiment mono-;
Two of the slit-shaped electrode structure schematic diagram that Fig. 4 provides for the utility model embodiment mono-;
Third electrode and the 4th electrode structure schematic diagram that Fig. 5 provides for the utility model embodiment mono-;
The display panels that Fig. 6 provides for the utility model embodiment bis-applies the Electric Field Distribution schematic diagram after voltage;
The 3rd strip shaped electric poles and the width of the 4th strip shaped electric poles and the schematic diagram of distance between the two in the display panels that Fig. 7 provides for the utility model embodiment bis-;
The structure of liquid crystal display panel schematic diagram that Fig. 8 provides for the utility model embodiment tri-;
One of structure of liquid crystal display panel schematic diagram that Fig. 9 provides for the utility model embodiment tetra-;
Two of the structure of liquid crystal display panel schematic diagram that Figure 10 provides for the utility model embodiment tetra-;
Figure 11 is available liquid crystal display panel light transmission rate simulation schematic diagram when realizing image and showing;
Light transmission rate simulation schematic diagram when the display panels that Figure 12 provides for the utility model embodiment bis-is realized image demonstration;
Light transmission rate simulation schematic diagram when the display panels that Figure 13 provides for the utility model embodiment tri-is realized image demonstration.
Embodiment
The utility model embodiment provides a kind of display panels and display device, in order to improve the light transmission rate of display panels, improves display panels display quality of image.
A kind of display panels that the utility model embodiment provides at least comprises color membrane substrates and array base palte and the liquid crystal layer between color membrane substrates and array base palte.In array base palte and color membrane substrates, one of them is provided with the first electrode and the second electrode, and one of the first electrode and second electrode are pixel electrode, and another is public electrode, forms electric field between the two.In array base palte and color membrane substrates, another is provided with third electrode and the 4th electrode, and one of them is pixel electrode for third electrode and the 4th electrode, and another is public electrode, forms electric field between the two.Between the first electrode and the second electrode, multi-dimensional electric field or transverse electric field can be formed, between third electrode and the 4th electrode, multi-dimensional electric field or transverse electric field can be formed.Liquid crystal molecule between color membrane substrates and array base palte be subject to form between the first electrode and the second electrode multi-dimensional electric field or transverse electric field and be subject to third electrode and the 4th electrode between form multi-dimensional electric field or transverse electric field effect, under the constant prerequisite of the driving voltage that drives liquid crystal deflecting element, improved light transmission rate.Under the constant prerequisite of light transmission rate, reduced the driving voltage that drives liquid crystal deflecting element.Thereby improved the quality of display panels demonstration image.
It should be noted that, the technical scheme that the utility model embodiment provides and each structure in accompanying drawing are only for explaining the utility model, and are not used in restriction the utility model, and in accompanying drawing, ratio and the size of each rete do not represent real ratio and size.
Below with reference to accompanying drawing, illustrate display panels and driving method and the display device that the utility model embodiment provides.It is example explanation that all embodiment of the utility model and accompanying drawing be take the display panels part that only comprises a sub-pix.
Embodiment mono-:
Referring to Fig. 1, display panels comprises:
Also comprise, be positioned at the first electrode 12 of close liquid crystal layer 3 one sides on first substrate 11, be positioned at the first insulation course 13 on the first electrode 12, be positioned at the second electrode 14 on the first insulation course 13;
One of them is pixel electrode for the first electrode 12 and the second electrode 14, and another is public electrode;
Also comprise the third electrode 22 and the 4th electrode 24 that are positioned at close liquid crystal layer 3 one sides on second substrate 21; One of them is pixel electrode for third electrode 22 and the 4th electrode 24, and another is public electrode.
It should be noted that, the first substrate that all embodiment of the utility model provide and second substrate are underlay substrate.
The display panels that embodiment mono-provides, only embodies the pixel electrode and the public electrode that on first substrate corresponding to sub-pix region and second substrate, arrange.Between the first electrode and the second electrode, form multi-dimensional electric field, between third electrode and the 4th electrode, form multi-dimensional electric field or transverse electric field, liquid crystal molecule in liquid crystal layer is subject to form multi-dimensional electric field between the first electrode and the second electrode simultaneously, and the effect that is subject to form between third electrode and the 4th electrode multi-dimensional electric field or transverse electric field, deflect and realize image demonstration, under the constant prerequisite of the driving voltage that drives liquid crystal deflecting element, improved light transmission rate.Under the constant prerequisite of light transmission rate, reduced and driven the driving voltage of liquid crystal deflecting element, thereby improved the quality that display panels shows image.
One of the first electrode that embodiment mono-provides and second electrode are pixel electrode, and another is public electrode.Wherein embodiment is: pixel electrode is positioned near liquid crystal layer and away from the position of first substrate, and public electrode is positioned at the position away from liquid crystal layer near first substrate, and pixel electrode is positioned at the top of public electrode.Namely the first electrode in embodiment mono-is public electrode, and the second electrode is pixel electrode.
The first electrode is public electrode, and when the second electrode is pixel electrode, the second electrode is positioned on the first electrode, preferably, in order to improve the light transmission rate of display panels, and the multi-dimensional electric field of realizing better effect, described the first electrode is plate electrode, and described the second electrode is slit-shaped electrode.
It should be noted that, the first electrode and the second electrode also can be slit-shaped electrode.
The plate electrode that all embodiment of the utility model provide is the plane-shape electrode without any pattern, tabular the first electrode 12 as shown in Figure 2.The slit-shaped electrode that all embodiment of the utility model provide is the electrode with certain slit, this electrode can comprise one or more groups electrode unit, each group electrode unit comprises in the same direction many strip shaped electric poles that extend, and the bearing of trend of the strip shaped electric poles in electrode unit is not different on the same group.The second electrode 14 shown in Fig. 3 comprises one group of electrode unit, and electrode unit comprises many strip shaped electric poles 141 that extend in the same direction.The second electrode 14 shown in Fig. 4 comprises two arrays of electrodes unit, and each electrode unit comprises in the same direction many strip shaped electric poles 141 that extend, and each strip shaped electric poles 141 in two arrays of electrodes unit is symmetrical arranged between two and has certain angle.
Preferably, the strip shaped electric poles in described slit-shaped electrode can be linear pattern, for example linearity " | " or the middle strip shaped electric poles that has certain bending angle, for example parantheses shape " < ".
A plurality of strip shaped electric poles 141 shown in Fig. 3 are linear pattern strip shaped electric poles.
Preferably, the display panels that embodiment mono-provides, is oppositely arranged with third electrode or the 4th electrode as pixel electrode as the first electrode of pixel electrode or the second electrode.That is to say, the viewing area that is all arranged on sub-pix as the first electrode of pixel electrode or the second electrode and third electrode or the 4th electrode as pixel electrode, but not one of them be arranged on sub-pix viewing area another be arranged on the non-display area between sub-pix, the object that the utility model is done so is also to improve the electric field intensity of the suffered electric field of the liquid crystal molecule of sub-pix viewing area, improves light transmission rate.
By different embodiment, illustrate the display panels that embodiment mono-provides below.
Embodiment bis-:
Provide structure of liquid crystal display panel similar with embodiment mono-, on the basis of the display panels providing at embodiment mono-, preferably, referring to Fig. 1, the third electrode 22 on second substrate 21 and the 4th electrode 24 arrange with layer.
In order to be illustrated more clearly in the position relationship between the third electrode 22 shown in Fig. 1 and the 4th electrode 24, Figure 5 shows that the vertical view of the 4th electrode 24 and third electrode 22.
Shown in Fig. 1 and Fig. 5, third electrode 22 comprises that a plurality of the 3rd strip shaped electric poles 221(that are arranged parallel to each other comprise a plurality of the 3rd strip shaped electric poles 221 that extend in the same direction);
The 4th electrode 24 comprises that a plurality of the 4th strip shaped electric poles 241(that are arranged parallel to each other comprise a plurality of the 4th strip shaped electric poles 241 that extend in the same direction); The 3rd strip shaped electric poles 221 and the 4th strip shaped electric poles 241 are spaced.Between the 3rd strip shaped electric poles 221 and the 4th strip shaped electric poles 241, can produce transverse electric field.
Certain the 3rd strip shaped electric poles 221 and the 4th strip shaped electric poles 241 are also not limited to linear pattern, can be also other broken line type electrode structures.
The display panels that following simple declaration embodiment bis-provides can improve the principle of light transmission rate.
Referring to Fig. 6, establishing the first electrode 12 is public electrode, and the second electrode 14 is pixel electrode, and third electrode 22 is public electrode, and the 4th electrode 24 is pixel electrode.
The second strip shaped electric poles 141 and the first electrode 12 that are respectively in the second electrode 14 of slit-shaped apply voltage data signal V
data1with common electric voltage V
com1, be respectively each the 4th strip shaped electric poles 241 in the 4th electrode 24 and each the 3rd strip shaped electric poles 221 in third electrode 22 and apply voltage data signal V
data2with common electric voltage V
com2.Between the second strip shaped electric poles 141 and the first electrode 12, form multi-dimensional electric field, between each the 3rd strip shaped electric poles 221 and Ge tetra-strip shaped electric poles 241, form transverse electric field.Liquid crystal molecule is deflected by the effect of described multi-dimensional electric field and transverse electric field simultaneously, under the certain prerequisite of the driving voltage that drives liquid crystal deflecting element, has improved light transmission rate.Under the certain prerequisite of light transmission rate, reduced the driving voltage of driving liquid crystal deflecting element, thereby improved the quality of display panels demonstration image.
At V
dataand V
comin certain situation, at least one times of the transverse electric field strength increase in liquid crystal layer, liquid crystal deflecting element angle is larger, and light transmission rate is larger.As shown in Figure 7, be the electric field of the distribution between first substrate 11 and second substrate 21, in the situation that light transmission rate is certain, drive the driving voltage V of liquid crystal deflecting element to diminish, driving voltage V when light transmission rate reaches maximum
opvalue diminish.
In the specific implementation, be that the second strip shaped electric poles 141 and the 4th strip shaped electric poles 241 apply identical voltage data signal V
data1=V
data2.Be the common electric voltage V that the first electrode 12 and the 3rd strip shaped electric poles 221 apply identical value
com1=V
com2, the driving voltage that is conducive to improve light transmission rate or reduces liquid crystal deflecting element.
The display panels that embodiment bis-provides, one of them is pixel electrode for third electrode and the 4th electrode, and another is public electrode, and each strip shaped electric poles in third electrode or the 4th electrode forms comb electrode, is convenient to simultaneously for each strip shaped electric poles applies voltage." strip shaped electric poles in third electrode or the 4th electrode " in all embodiment refers in particular to each the 3rd strip shaped electric poles in third electrode, or each the 4th strip shaped electric poles in the 4th strip shaped electric poles.
It should be noted that, each electrode structure in embodiment mono-on first substrate is equally applicable to embodiment bis-, repeats no more here.
Preferably, in embodiment bis-, the projection of each strip shaped electric poles in third electrode or the 4th electrode on first substrate is positioned at the projection of the second electrode on first substrate, in other words, third electrode or the 4th projection of electrode on first substrate are positioned at the projection of the second electrode on first substrate, certainly comprise the embodiment that the projection on first substrate of third electrode or the 4th electrode and the projection of the second electrode on first substrate are overlapping.The object of doing so is also further to improve the electric field intensity of the suffered electric field of the liquid crystal molecule of sub-pix viewing area, improves light transmission rate.
Preferably, the width of described the 3rd strip shaped electric poles and the 4th strip shaped electric poles is respectively 2～2.6 μ m;
Distance between described the 3rd strip shaped electric poles and adjacent the 4th strip shaped electric poles is 0.9～2.5 μ m.Referring to Fig. 7, distance w between the 4th strip shaped electric poles 241 in the 3rd strip shaped electric poles 221 in third electrode 22 on second substrate 21 and the 4th adjacent electrode 24 is 0.9～2.5 μ m, and the width d of the 3rd strip shaped electric poles 221 and the 4th strip shaped electric poles 241 is respectively 2～2.6 μ m.Certainly in the specific implementation, the width of each strip shaped electric poles and between spacing according to the size of display panels and resolution, determine, be not specifically limited here.
Embodiment tri-:
Provide structure of liquid crystal display panel similar with embodiment mono-, referring to Fig. 8, on the basis of the display panels providing at embodiment mono-, preferably, third electrode 22 on second substrate 21 and the 4th electrode 24 different layers settings, as shown in Figure 8, third electrode 22 insulate by the second insulation course 23 mutually with the 4th electrode 24.
Display panels described in embodiment tri-, one of third electrode and the 4th electrode are pixel electrode, another is public electrode, between third electrode and the 4th electrode, forms multi-dimensional electric field.
Between the first electrode and the second electrode, also form multi-dimensional electric field, liquid crystal molecule forms under the acting in conjunction of multi-dimensional electric field also forming between the first electrode and the second electrode between multi-dimensional electric field and third electrode and the 4th electrode, deflect and realize image demonstration, under the constant prerequisite of the driving voltage that drives liquid crystal deflecting element, improved light transmission rate.Under the constant prerequisite of light transmission rate, reduced and driven the driving voltage of liquid crystal deflecting element, thereby improved the quality that display panels shows image.
Preferably, similar with the structure of the first electrode on first substrate described in embodiment mono-and the second electrode, third electrode is plate electrode, and described the 4th electrode is slit-shaped electrode.
It should be noted that, described third electrode and the 4th electrode can be slit-shaped electrode.
Preferably, slit-shaped the second electrode on first substrate and slit-shaped the 4th electrode on second substrate are symmetrical with respect to liquid crystal layer mirror image, and the second electrode is identical with the 4th electrode structure and over against setting, the two projection on first substrate is overlapping.The object of doing so is also further to improve the electric field intensity of the suffered electric field of the liquid crystal molecule of sub-pix viewing area, improves light transmission rate.
It should be noted that, one of them is the underlay substrate in array base palte in display panels for the first substrate that embodiment mono-to embodiment tri-provides and second substrate, and another is the underlay substrate in color membrane substrates.Correspondingly, described first substrate with and on each rete forming array substrate (or color membrane substrates), described second substrate with and on each rete form color membrane substrates (or array base palte).
Embodiment tetra-:
The display panels that embodiment mono-to embodiment tri-provides, also comprises respectively color resin layer.
Take the second embodiment as example:
Referring to Fig. 9, similar with the structure of liquid crystal display panel shown in Fig. 1, difference is, display panels also comprises color resin layer 25;
This color resin layer 25 is positioned on first substrate 11, specifically between first substrate 11 and the first electrode 12.Now, the first substrate 11 that is provided with color resin layer 25 with and on each functional film layer form color membrane substrates.Second substrate 21 with and on each functional film layer forming array substrate.
Referring to Figure 10, similar with the structure of liquid crystal display panel shown in Fig. 1, difference is, color resin layer 25 is positioned on second substrate 21, particularly between third electrode 22 and second substrate 21 and between the 4th electrode 24 and second substrate 21.Now, the second substrate 21 that is provided with color resin layer 25 with and on each functional film layer form color membrane substrates.First substrate 11 with and on each functional film layer forming array substrate.
Display panels that embodiment tri-provides is above-mentioned arranges color resin layer and embodiment bis-is similar, color resin layer is positioned on second substrate, particularly between third electrode and second substrate and between the 4th electrode and second substrate, or color resin layer is positioned on first substrate, particularly between the first electrode and first substrate and between the second electrode and first substrate.
Preferably, on the first substrate of display panels, also comprise: be a plurality ofly positioned at the first switching transistor corresponding with each sub-pix on first substrate, the drain electrode of each first switching transistor is connected with corresponding the first electrode as pixel electrode or the second electrode respectively;
Many are positioned at the first grid line being connected with the grid of every a line the first switching transistor respectively on first substrate;
Many are positioned at the first data line being connected with the source electrode of each row the first switching transistor respectively on first substrate.
If each switching transistor and corresponding pixel electrode form a pixel.
Described the first grid line scans every one-row pixels successively, and described the first data line drives each row pixel successively, makes the pixel on first substrate control passing through of light under the control of the first grid line and the first data line, realizes image and shows.
On the second substrate of display panels, also comprise:
A plurality of second switch transistors that are positioned on second substrate, the transistorized drain electrode of each second switch is corresponding connected one by one with each third electrode or each the 4th electrode as pixel electrode respectively;
Many are positioned at the second grid line being connected with the transistorized grid of every a line second switch respectively on second substrate;
Many are positioned at the second data line being connected with the transistorized source electrode of each row second switch respectively on second substrate.
If each switching transistor and corresponding pixel electrode form a pixel.
Described the second grid line scans every one-row pixels successively, and described the second data line drives each row pixel successively, makes the pixel on second substrate control passing through of light under the control of the second grid line and the second data line, realizes image and shows.
In the specific implementation, preferably, the first grid line is connected with same gate driver circuit with the second grid line, as the first electrode of public electrode or the second electrode and third electrode as public electrode or the 4th electrode directly or be connected with power supply by public electrode wire, for example can be connected with same direct voltage source.The first data line is connected with same source electrode drive circuit with the second data line, direct voltage source is that public electrode on first substrate and the public electrode on second substrate apply constant voltage, gate driver circuit and source electrode drive circuit, under the control of time schedule controller, drive pel array and the pel array on second substrate on first substrate to realize image demonstration simultaneously.Described pel array comprises pixel electrode and switching transistor.
Preferably, described the first electrode, the second electrode, third electrode and the 4th electrode are transparent metal oxide rete, such as thinking indium tin oxide ITO or indium-zinc oxide IZO etc.
In the utility model accompanying drawing, related color resin layer only illustrates the relative position of itself and the first electrode, the second electrode, third electrode or the 4th electrode, the concrete structure of color resin layer is not described, in the specific implementation, the structure that arranges of color resin layer is similar to existing structure, repeats no more here.
It should be noted that, the display panels that the utility model embodiment provides also comprises, be positioned on first substrate the first polaroid away from a side of liquid crystal layer, and be positioned on second substrate the second polaroid away from a side of liquid crystal layer, the polarization direction of each polaroid is different and different according to type of drive, specifically can determine according to the actual requirements, repeat no more here.
The display panels that the utility model embodiment provides, also comprises: be positioned at the first oriented layer on first substrate, and be positioned at the second oriented layer on second substrate.The first oriented layer and the second oriented layer are used to the liquid crystal molecular orientation in liquid crystal layer, concrete similar with the set-up mode of oriented layer of the prior art, repeat no more here.
The utility model embodiment also provides a kind of driving method that drives above-mentioned display panels, comprising:
Be as the first electrode or second electrode of pixel electrode on first substrate simultaneously, and on second substrate, third electrode or the 4th electrode as pixel electrode applies signal voltage, for on first substrate as the second electrode or first electrode of public electrode, and the 4th electrode or the third electrode as public electrode applies common electric voltage on second substrate, realize image and show.
Preferably, for on first substrate as the first electrode or second electrode of pixel electrode, and the signal voltage that applies identical value as third electrode or the 4th electrode of pixel electrode on second substrate, for on first substrate as the second electrode or first electrode of public electrode, and the common electric voltage that applies identical value as the 4th electrode or the third electrode of public electrode on second substrate, realize image and show.
Referring to Figure 11, Figure 12 and Figure 13, the utility model compares known with available liquid crystal display panel light transmission rate simulation schematic diagram (corresponding Figure 11) respectively by the light transmission rate simulation schematic diagram (corresponding Figure 12 and Figure 13 respectively) of display panels that embodiment bis-and embodiment tri-are provided, the prior art of comparing, each sub-pix viewing area light transmission rate of the utility model embodiment bis-and embodiment tri-whole display panels is almost consistent, and transmitance is higher.
The utility model embodiment also provides a kind of display device, comprises described display panels, and this display device can be display panels, liquid crystal display, LCD TV etc.
In sum, the display panels that the utility model provides comprises: the first substrate being oppositely arranged and second substrate, and the liquid crystal layer between described first substrate and second substrate; The second electrode insulating mutually with the first electrode above described first substrate is provided with the first electrode and is positioned at the first electrode near described liquid crystal layer one side; One of them is public electrode for described the first electrode and the second electrode, and another is pixel electrode; Described second substrate is provided with third electrode and the 4th electrode near described liquid crystal layer one side; One of them is public electrode for described third electrode and the 4th electrode, and another is pixel electrode.Between the first electrode on first substrate and the second electrode, form multi-dimensional electric field, between third electrode on second substrate and the 4th electrode, form multi-dimensional electric field or transverse electric field, liquid crystal molecule between first substrate and second substrate be subject to form multi-dimensional electric field between the first electrode on first substrate and the second electrode and be subject to third electrode on second substrate and the 4th electrode between form multi-dimensional electric field or transverse electric field effect, under the constant prerequisite of the driving voltage that drives liquid crystal deflecting element, improved light transmission rate.Under the constant prerequisite of light transmission rate, reduced the driving voltage that drives liquid crystal deflecting element.Thereby improved the quality of display panels demonstration image.
Obviously, those skilled in the art can carry out various changes and modification and not depart from spirit and scope of the present utility model the utility model.Like this, if within of the present utility model these are revised and modification belongs to the scope of the utility model claim and equivalent technologies thereof, the utility model is also intended to comprise these changes and modification interior.
Claims (11)
1. a display panels, is characterized in that, comprising: the first substrate being oppositely arranged and second substrate, and the liquid crystal layer between described first substrate and second substrate;
The second electrode insulating mutually with the first electrode on described first substrate is provided with the first electrode and is positioned at the first electrode near described liquid crystal layer one side; One of them is public electrode for described the first electrode and the second electrode, and another is pixel electrode;
Described second substrate is provided with third electrode and the 4th electrode near described liquid crystal layer one side; One of them is public electrode for described third electrode and the 4th electrode, and another is pixel electrode.
2. display panels according to claim 1, is characterized in that, described the first electrode insulate by the first insulation course between the two mutually with described the second electrode;
Described the first electrode is plate electrode, and described the second electrode is slit-shaped electrode.
3. display panels according to claim 1 and 2, it is characterized in that, described third electrode and the 4th electrode arrange with layer, described third electrode comprises many 3rd strip shaped electric poles that extend along first direction, and described the 4th electrode comprises many many articles of the 4th strip shaped electric poles that extend along described first direction; Described the 3rd strip shaped electric poles and described the 4th strip shaped electric poles are spaced.
4. display panels according to claim 3, is characterized in that, described the 3rd strip shaped electric poles or the 4th projection of strip shaped electric poles on first substrate are positioned at the projection of described slit-shaped the second electrode on first substrate.
5. display panels according to claim 3, is characterized in that, the width of described the 3rd strip shaped electric poles and the 3rd strip shaped electric poles is respectively 2～2.6 μ m;
Distance between described the 3rd strip shaped electric poles and adjacent the 4th strip shaped electric poles is 0.9～2.5 μ m.
6. display panels according to claim 1 and 2, it is characterized in that, described third electrode insulate by the second insulation course between the two mutually with described the 4th electrode, described third electrode is positioned on described second substrate, described the second insulation course is positioned on described third electrode, and described the 4th electrode is positioned on described the second insulation course;
Described third electrode is plate electrode, and described the 4th electrode is slit-shaped electrode.
7. display panels according to claim 6, is characterized in that, described the second electrode and described the 4th electrode are symmetrical with respect to described liquid crystal layer mirror image.
8. display panels according to claim 1, is characterized in that, the above-mentioned color resin layer that is provided with of described first substrate, and this color resin layer is between described first substrate and described the first electrode; Or
The above-mentioned color resin layer that is provided with of described second substrate, this color resin layer is between described second substrate and described third electrode and the 4th electrode.
9. according to the display panels described in claim 1 or 8, it is characterized in that, also comprise:
A plurality of the first switching transistors that are positioned on first substrate, the drain electrode of each first switching transistor is corresponding connected one by one with each first electrode or each the second electrode as pixel electrode respectively;
Many are positioned at the first grid line being connected with the grid of every a line the first switching transistor respectively on first substrate;
Many are positioned at the first data line being connected with the source electrode of each row the first switching transistor respectively on first substrate; Also comprise:
A plurality of second switch transistors that are positioned on second substrate, the transistorized drain electrode of each second switch is corresponding connected one by one with each third electrode or each the 4th electrode as pixel electrode respectively;
Many are positioned at the second grid line being connected with the transistorized grid of every a line second switch respectively on second substrate;
Many are positioned at the second data line being connected with the transistorized source electrode of each row second switch respectively on second substrate.
10. display panels according to claim 9, is characterized in that, described the first grid line and the second grid line are connected to same gate driver circuit, and described the first data line and the second data line are connected to same source electrode drive circuit.
11. 1 kinds of display device, is characterized in that, comprise the display panels described in the arbitrary claim of claim 1-10.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201320555025.9U CN203480174U (en) | 2013-09-06 | 2013-09-06 | Liquid crystal display panel and display device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201320555025.9U CN203480174U (en) | 2013-09-06 | 2013-09-06 | Liquid crystal display panel and display device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103472636A (en) * | 2013-09-06 | 2013-12-25 | 京东方科技集团股份有限公司 | Liquid crystal display panel, driving method thereof and display device |
| CN109716224A (en) * | 2016-09-20 | 2019-05-03 | 夏普株式会社 | Liquid crystal display panel |
-
2013
- 2013-09-06 CN CN201320555025.9U patent/CN203480174U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103472636A (en) * | 2013-09-06 | 2013-12-25 | 京东方科技集团股份有限公司 | Liquid crystal display panel, driving method thereof and display device |
| WO2015032144A1 (en) * | 2013-09-06 | 2015-03-12 | 京东方科技集团股份有限公司 | Liquid crystal display panel, driving method therefor and display device |
| US9430979B2 (en) | 2013-09-06 | 2016-08-30 | Boe Technology Group Co., Ltd. | Liquid crystal display panel, method for driving the same and display device |
| CN109716224A (en) * | 2016-09-20 | 2019-05-03 | 夏普株式会社 | Liquid crystal display panel |
| CN109716224B (en) * | 2016-09-20 | 2021-11-05 | 夏普株式会社 | Liquid crystal display panel |
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