CN105785633A - Display device - Google Patents

Abstract

A display device, comprising: a first polarizer having a transmission axis and an absorption axis intersecting the transmission axis; and a display panel disposed on the first polarizer and including: an electrode layer, an alignment layer covering the electrode layer and contacting the electrode layer, and a liquid crystal layer disposed on the alignment layer; wherein, the electrode layer may include: the electrode in the first area may include a plurality of first branch electrodes, and at least one of the first branch electrodes may include at least two adjacent first segment electrodes with ends connected to each other.

Description

display screen

technical field

The invention relates to a pixel design, an electric field driving device and a display device of a liquid crystal display, which can be used for a liquid crystal display.

Background technique

In recent years, the flat-panel display industry has developed vigorously, and liquid crystal flat-panel displays (Liquid Crystal Display, LCD) are currently the mainstream display technology in the display industry, including IPS panels (In-Plane Switching), and FFS panels (Fringe Field Switching) derived from IPS technology, etc. , which greatly improves the viewing angle of LCD. Due to its advantages of high contrast, good viewing angle performance, and no water ripples when touching and pressing, it is more suitable for the screens of popular smart phones and tablet computers.

As mentioned above, liquid crystal molecules rotate horizontally to control the brightness of the LCD display, such as IPS, FFS, AAS, etc., in the actual process, due to the alignment accuracy, that is, the variation of the angle between the alignment and the transmission axis of the first polarizer , resulting in poor display quality.

Contents of the invention

The object of the present invention is to provide a display device, which can improve its visual effect by bending the electrodes at a small angle.

To achieve the above object, the display device of the present invention may include: a first polarizer having a transmission axis and an absorption axis intersecting the transmission axis, wherein the transmission axis of the first polarizer or The absorption axis serves as a baseline; and a display panel, which is arranged on the first polarizer and includes: an electrode layer, an alignment layer covering the electrode layer and in contact with the electrode layer, wherein the alignment direction of the alignment layer The included angle with the base line is 0-4 degrees; and a liquid crystal layer is arranged on the alignment layer; wherein, the electrode layer may include: a first region, and in the first region, the electrode may include a plurality of A branch electrode, at least one of the first branch electrodes may respectively include at least two adjacent first segment electrodes whose terminals are connected.

Wherein, the included angle between the alignment direction of the alignment layer and the baseline is preferably 0-2 degrees, or a smaller range.

Wherein, in the first area corresponding to the electrode layer, the plurality of liquid crystal molecules in the liquid crystal layer may have the same first rotation direction; the at least two adjacent first segment electrodes connected at the end points and the The baselines respectively form acute angles θ1a and θ1b, wherein the ranges of θ1a and θ1b can be 5-15 degrees respectively and θ1a≠θ1b.

In an embodiment of the present invention, the electrode layer may further include: a second region, including a plurality of second branch electrodes, each of which includes at least two adjacent second segments whose terminals are connected electrodes; or, at least one of the second branch electrodes respectively includes at least two adjacent second segment electrodes whose terminals are connected.

Wherein, in the second region corresponding to the electrode layer, the plurality of liquid crystal molecules in the liquid crystal layer have the same second rotation direction, which is opposite to the first rotation direction; The connected second segment electrode and the base line may respectively form acute angles θ2a and θ2b, and the ranges of θ2a and θ2b may be 5-15 degrees respectively and θ2a≠θ2b.

In an embodiment of the present invention, θ1a of the first region is 5-15 degrees, and θ1b is 5-13 degrees. In detail, if there is not only one zone, or if there is a first zone and a second zone, θ1b will be slightly smaller than θ1a, and the difference between θ1a and θ1b will not be greater than 5 degrees, where the labels of θ1a and θ1b It can be shown in Figures 6 to 7.

In an embodiment of the present invention, θ2a of the second region is 5-13 degrees, and θ2b is 5-15 degrees. Specifically, in the case of more than one zone, or the first zone and the second zone, θ2b will be slightly larger than θ2a, and the difference between θ2a and θ2b will not be greater than 5 degrees, where the labels of θ2a and θ2b can be As shown in Figure 6 ~ Figure 7.

In an embodiment of the present invention, the difference between θ1a and θ1b of the first region is 0.1-5 degrees. In addition, the difference between θ1a and θ1b of the first region may be 0.1-2 degrees.

In an embodiment of the present invention, the difference between θ2a and θ2b of the second region is 0.1-5 degrees. Moreover, the difference between θ2a and θ2b of the second region may be 0.1-2 degrees.

Wherein, the first branch electrodes are parallel to each other. Wherein, the second branch electrodes are parallel to each other.

In an embodiment of the present invention, the first region and the second region may be adjacent to each other. In addition, there may be an axis of symmetry between the first zone and the second zone.

In the above, the first region may not only have two segment electrodes. For example, in addition to the first segment electrodes corresponding to the acute angles θ1a and θ1b, the first branch electrode may further have a first segment electrode formed with the transmission axis or the absorption axis of the first polarizer. The included angle θ1c, wherein, the range of θ1c is 0-15 degrees. In addition, the first branch electrode may further have a first segment electrode forming an angle θ1d with the transmission axis or the absorption axis of the first polarizer, wherein θ1d ranges from 0 to 15 degrees.

The electrode in the present invention is basically a transparent electrode, and the material used for the electrode can be ITO or conductive plastic.

In an embodiment of the present invention, the display panel may further include: a common electrode located between the first polarizer and the electrode layer and separated from the electrode layer by an insulating film. Wherein, the common electrode may include a patterned electrode.

In an embodiment of the present invention, the display device may further include: a second polarizer, which is located on the liquid crystal layer, and whose transmission axis is perpendicular to the transmission axis of the first polarizer, that is, the second polarizer The absorption axes of the two polarizers are perpendicular to the absorption axis of the first polarizer. In the present invention, the material of the polarizer can be a transparent plastic plate, for example, PVA (Poly-vinylAlcohol).

In an embodiment of the present invention, the display panel may further include: a first substrate located between the first polarizer and the common electrode. The display panel may further include: a second substrate located between the second polarizer and the liquid crystal layer. The material of the substrate is usually an alkali-free glass substrate or flexible plastic. A spacer may also be included between the first substrate and the second substrate to maintain the distance between the substrates.

The display device may further include: a light source module, which may be located on the side of the first polarizer or the second polarizer, for example, a light emitting diode (LED). In addition, the display device may further include: a touch panel. Wherein, the touch panel can be stacked on the display panel, or combined with the display panel. The display device may further include: a color filter, which may be combined with other components in the display panel, for example, combined with the substrate, or disposed on one side of the substrate. The display device may further include: a black matrix layer (BlackMatrix, BM) as a space between pixels.

The display device may further include: a scanning line and a data line; and an active component, the aforementioned electrode layer may be electrically connected to the scanning line and the data line through the active component. Wherein, the active component may include: a gate electrically connected to the corresponding scan line; a source electrically connected to the corresponding data line; and a drain electrically connected to the corresponding electrode layer . In addition, any one of the scan lines, the data lines, the active components, and the electrically connected units can be combined with other components in the display panel, for example, combined with electrode layers, common electrodes or substrates. In addition, the manufacturing process based on amorphous silicon thin film transistor (a-SiTFT), oxide thin film transistor (OxideTFT) (IGZO), or low temperature polysilicon thin film transistor (LowTemperaturePoly-siliconTFT; LTPSTFT) can be used in the present invention.

The display device provided by the above-mentioned invention can improve the poor display quality caused by the variation of the angle between the alignment and the transmission axis of the first polarizer, and thus can provide a higher quality display effect.

Description of drawings

FIG. 1 is a schematic cross-sectional view of a display device illustrating an embodiment of the present invention and a comparative example.

Fig. 2 is an exemplary embodiment of a known display device.

Fig. 3 is an exemplary embodiment of a known display device.

FIG. 4 is an exemplary embodiment of a known display device.

FIG. 5 is an exemplary embodiment of a display device of the present invention.

FIG. 6 is an exemplary embodiment of a display device of the present invention.

FIG. 7 is an exemplary embodiment of a display device of the present invention.

Explanation of symbols in the drawings

p1 first polarizer, s1 substrate, e1 common electrode, b insulating layer, e2 electrode layer, o1 alignment layer, c liquid crystal layer, o2 second alignment layer, s2 substrate, p1 second polarizer, x first polarizer through Transmission axis, y absorption axis of the first polarizer, S symmetry axis, 3 substrates, 5 scanning lines, 9 active components, 11 data lines, 15 connecting parts, 17 common electrodes, 17a openings, a pixel, 109 pixel electrodes, 109a Electrode section, 209 pixel electrode, 209a first electrode section, 209b second electrode section, 309a first electrode section, 309b second electrode section, L1 display device 1, L2 display device 2, L3 display device 3, 41 first area , 411 the first branch electrode, 4111 the first segment electrode, 4111a the edge of segment a of the first segment electrode, 4111b the edge of segment b of the first segment electrode, a1 electrode layer, m liquid crystal molecules, 51 first area, 511 first Branch electrode, 5111 first segment electrode, 5111a first segment electrode a segment edge, 5111b first segment electrode b segment edge, 52 second area, 522 second branch electrode, 5222 second segment electrode, 5222a segment electrode Two-segment electrode a-segment edge, 5222b second segment electrode b-segment edge, 61 first area, 611 first branch electrode, 6111 first segment electrode, 6111a first segment electrode a-segment edge, 6111b first branch Segment electrode b segment edge, 62 second region, 622 second branch electrode, 6222 second segment electrode, 6222a second segment electrode a segment edge, 6222b second segment electrode b segment edge.

detailed description

Preferred implementations of the present invention will be described in detail with reference to the accompanying drawings. Before the description, it should be noted that the terms used in the specification should not be limited to the ordinary or dictionary meanings, but should be based on the meaning and concept corresponding to the technical purpose of the present invention based on the terms best interpreted by the inventor with permission. read. Therefore, the descriptions here are preferred embodiments for the purpose of illustration only, and are not intended to limit the scope of the present invention. Therefore, it should be noted that other correspondences and modifications can be made without departing from the spirit and scope of the present invention.

The accompanying drawings illustrate the present invention and the preferred embodiments of the foregoing content to provide further understanding of the spirit of the features of the present invention. Therefore, the present invention should not be construed as being limited by the drawings.

In the present invention, "the same rotation direction" is mainly used to define or describe the characteristics of the "region" of the present invention. Wherein, "same" emphasizes that the liquid crystal molecules will have a common behavior in this region. Wherein, the "rotation direction" refers to the direction in which ordinary liquid crystal molecules are driven by an electric field to rotate.

In detail, the "rotation direction" mentioned in the present invention refers to the projection in the horizontal direction parallel to the first polarizer. In addition, the "rotational direction" should not be misinterpreted as limiting the characteristics of the liquid crystal molecules used in the present invention.

In the present invention, when describing the angle (or acute angle) formed by two objects, for example: "the acute angle formed by the segmented electrode and the baseline", both the segmented electrode and the baseline are explained with the concept of "line", Wherein, for the segmented electrode, its "line" is the extension line in the long axis direction. As for the actual measurement of the angle, it can be measured from the edge line or center line of the segmented electrode.

Also, the "value" of the acute angle (included angle) mentioned in the present invention, that is, the value of the included angle formed by the penetration axis x or the absorption axis y perpendicular to it and the segmented electrodes, for example, when a Segmented electrodes form angles of 15 degrees and 75 degrees with the penetration axis x or absorption axis y, respectively. For the convenience of understanding, they are all taken in the range of 0 to 45 degrees to represent the value of the angle, that is, 15 degrees, as shown in the figure 5 to Figure 7.

In the present invention, the term "connected" means that the terminals are directly electrically connected, rather than electrically connected through other circuits. In addition, the term "joining" is only used to describe the present invention for convenience, and does not limit the combination of two separate parts, nor does it limit the technical means used in the present invention. That is, in the present invention, for example, if A and B are "in contact with each other", it can be seen that A and B are integrated.

FIG. 1 is a schematic cross-sectional view of a device illustrating an embodiment of the present case and a comparative example. Among them, in sequence: the first polarizer p1, the substrate s1, the common electrode e1, the insulating layer b, the electrode layer e2, the alignment layer o1, the liquid crystal layer c, the second alignment layer o2, the substrate s2, and the second polarizer p2 .

Comparative example 1:

2 is a pixel structure diagram of a known fringe field switching (FFS) type, the pixel a includes: a substrate 3, a scanning line 5, an active component 9, a data line 11, a common electrode 17, an opening 17a, a pixel electrode 109, a plurality of electrode portion 109a.

As shown in FIG. 2 , in an FFS mode liquid crystal display device, a plurality of scanning lines 5 and data lines 11 are arranged in rows and columns on the driving side substrate 3 , and pixel electrodes 109 are provided at intersections of these lines. Each pixel electrode 109 is patterned as a plurality of straight electrode portions 109 a extending along the data line 11 (or the scan line 5 ).

Wherein, the scanning line 5, the active component 9, and the data line 11 are located on the substrate, and the plurality of electrode portions 109a of the pixel electrode 109 can be electrically connected to the scanning line and the data line through the active component, wherein the pixel electrode The plurality of electrode portions 109 a of 109 are electrically connected to the active component 9 through the opening portion 17 a of the common electrode 17 .

Wherein, the common electrode 17 is disposed under the pixel electrode 109 on the substrate 3 , is insulated from the pixel electrode 109 by an insulating film, and is located on the same layer as the scan line 5 or an upper layer of the scan line 5 and the data line 11 .

Wherein, the pixel electrode 109 includes a plurality of electrode portions 109a.

Hereinafter, repeated descriptions of the connection relationship of these corresponding components will be omitted.

Wherein, the x-axis is the transmission axis of the first polarizer, y is the absorption axis, and the electrode portions 109 a are at 15 degrees to the x-axis.

When the electric field of the pixel a drives a plurality of liquid crystal molecules m in the liquid crystal layer, these liquid crystal molecules m have the same rotation direction, as shown in Figure 2, the black icon indicates the undriven arrangement of the liquid crystal molecules, and the white icon indicates the arrangement of the liquid crystal molecules after driving Way.

Comparative example 2:

FIG. 3 is a plan view of main parts showing an example of an FFS mode liquid crystal display device. The pixel a includes: a substrate 3, a scanning line 5, an active component 9, a data line 11, a common electrode 17, an opening 17a, a pixel electrode 209, a plurality of electrode portions 209a, and a plurality of electrodes respectively corresponding to the plurality of electrode portions 209a Part 209b, wherein 209a and 209b are connected to each other.

Wherein, the description of the connection relationship of these corresponding components is as described above.

As shown in FIG. 3 , each pixel electrode 209 is patterned into a plurality of comb-shaped electrode portions 209 a and 209 b extending along the data line 11 (or the scan line 5 ). Wherein, 209a and 209b correspond to two different regions, and the liquid crystal molecules m corresponding to 209a or 209b have different rotation directions.

Comparative example 3:

FIG. 4 is a plan view of main parts showing an example of an FFS mode liquid crystal display device. The pixel a includes: a substrate 3, a scanning line 5, an active component 9, a data line 11, a common electrode 17, an opening 17a, a pixel electrode 309, a plurality of first electrode portions 309a, and is symmetrical to the plurality of first electrode portions 309a a plurality of second electrode portions 309b, wherein the first electrode portion 309a and the second electrode portion 309b are not connected.

Wherein, 309a and 309b correspond to two different regions, and the liquid crystal molecules m corresponding to 309a or 309b have different rotation directions.

Example 1:

FIG. 5 is an exemplary embodiment of a pixel design of a liquid crystal display of the present invention.

As shown in FIG. 5, the display device L1 of the present invention includes: a substrate 3, a scanning line 5, an active component 9, a data line 11, a common electrode 17, an opening 17a, a first area 41, a plurality of first branch electrodes 411, A plurality of first segment electrodes 4111 .

Wherein, the first branch electrodes 411 are approximately parallel to each other and parallel to the data line 11 .

In the above, the display device may further include a connecting portion 15 for connecting a plurality of parallel branch electrodes to each other.

Wherein, a first branch electrode 411 has two first segment electrodes 4111, respectively forming acute angles θ1a and θ1b with the base line (that is, the transmission axis x or the absorption axis y perpendicular thereto), wherein θ1a and θ1b The ranges of can be 5-15 degrees and θ1a≠θ1b, preferably 5-10 degrees.

Wherein, θ1a and θ1b can be shown in the partial enlarged view of FIG. 5 . θ1a represents the angle formed by the edge 4111a of the first segment electrode a and the penetration axis x, and θ1b represents the angle formed by the edge 4111b of the first segment electrode b and the penetration axis x.

In the display device L1, the liquid crystal molecules m all rotate in the same direction, as defined by the first region 41 mentioned above, that is, the first rotation direction. That is, the first region 41 can be simply understood as the region of the pixel electrode 109 in Comparative Example 1. Referring to FIG.

In addition, for the liquid crystal molecules m corresponding to different first segment electrodes 4111 , since the angles between the first segment electrodes 4111 and the base line are different, the corresponding rotation amounts of the liquid crystal molecules are different.

Wherein, the arrangement of the plurality of branch electrodes, for example, may be arranged parallel to each other.

In an embodiment of the present invention, θ1a of the first region is 5-15 degrees, and θ1b is 5-13 degrees.

In an embodiment of the present invention, θ2a of the second region is 5-13 degrees, and θ2b is 5-15 degrees.

In an embodiment of the present invention, the difference between θ1a and θ1b of the first region is 0.1-5 degrees.

In an embodiment of the present invention, the difference between θ2a and θ2b of the second region is 0.1-5 degrees.

Compared with Comparative Example 1, because the alignment of the alignment film (o1 or o2) and the absorption axis y or transmission axis x of the polarizing plate have different error values depending on the panel and different positions, thus, for example, the brightness of adjacent pixels a Mutations. However, the display device provided by the above-mentioned present invention, as shown in FIG. 5 , is subdivided into two blocks in the first area 41, therefore, it can improve the poor display quality caused by alignment variation, thereby providing higher quality display effect.

Example 2:

FIG. 6 is an exemplary embodiment of a pixel design of a liquid crystal display of the present invention.

As shown in FIG. 6, the display device L2 of the present invention includes: a substrate 3, a scanning line 5, an active component 9, a data line 11, a common electrode 17, an opening 17a, a first area 51, a first branch electrode 511, a first A segment electrode 5111 , a second region 52 , a second branch electrode 522 , and a second segment electrode 5222 .

Wherein, the first branch electrodes 511 are approximately parallel to each other and the data lines 11 , and the second branch electrodes 522 are approximately parallel to each other and the data lines 11 .

Wherein, the first branch electrodes 511 of the first region 51 are respectively in contact with the second branch electrodes 522 of the corresponding second region 52 .

In the above, the display device may further include a connecting portion 15 for connecting a plurality of parallel branch electrodes to each other.

Wherein, a first branch electrode 511 has two first segment electrodes 5111 which respectively form acute angles θ1a and θ1b with the base line (ie, the transmission axis x or the absorption axis y perpendicular thereto).

Wherein, a second branch electrode 522 has two second segment electrodes 5222 which respectively form acute angles θ2a and θ2b with the base line (ie, the transmission axis x or the absorption axis y perpendicular thereto).

Wherein, θ1a and θ1b can be shown as a partially enlarged view in FIG. 6 . θ1a represents the angle formed by the edge 5111a of the first segment electrode a and the penetration axis x, and θ1b represents the angle formed by the edge 5111b of the first segment electrode b and the penetration axis x.

Wherein, θ2a and θ2b can be shown in the partial enlarged view of FIG. 6 . θ2a represents the angle formed by the edge 5222a of the second segment electrode a segment and the penetration axis x, and θ2b represents the angle formed by the edge 5222b of the second segment electrode b segment and the penetration axis x.

Wherein, there is a symmetry axis S between the first zone and the second zone.

In the display device L2, the liquid crystal molecules m in the first region and the second region rotate in different directions, as defined above for the first region and the second region.

As mentioned above, "the same second rotation direction" is mainly used to define or describe the characteristics of the second region of the present invention. Wherein, "same" emphasizes that the liquid crystal molecules will have a common behavior in this region. Wherein, the "rotation direction" refers to the direction in which common liquid crystal molecules, such as the long axis direction, are driven by an electric field to rotate.

In the above, in addition to the first segment electrodes corresponding to the acute angles θ1a and θ1b, the first branch electrode may also have a first segment electrode, which is aligned with the transmission axis or the absorption axis of the first polarizer. The axes form an included angle θ1c, where θ1c ranges from 0 to 15 degrees. In addition, the first branch electrode may further have a first segment electrode forming an angle θ1d with the transmission axis or the absorption axis of the first polarizer, wherein θ1d ranges from 0 to 15 degrees.

In the above, in addition to the second segment electrodes corresponding to the acute angles θ2a and θ2b, the second branch electrode may also have a second segment electrode formed with the transmission axis or the absorption axis of the first polarizer The included angle θ2c, wherein, the range of θ2c is 0-15 degrees. In addition, the second branch electrode may further have a second segment electrode forming an angle θ2d with the transmission axis or the absorption axis of the first polarizer, wherein θ2d ranges from 0 to 15 degrees.

In Comparative Example 2, since the error value between the alignment of the alignment film and the absorption axis or transmission axis of the polarizing plate varies with the panel and different positions, for example, the brightness of adjacent pixels a varies.

Compared with the 209a region (FIG. 3) of Comparative Example 2, the first region 51 of the display device provided in Embodiment 2 is subdivided into two blocks, as shown in FIG. Therefore, it can transform the uneven color blocks into finer light and dark areas that are difficult for the human eye to distinguish. In a preferred situation, this light and dark area can just neutralize the brightness variation caused by the alignment variation. Therefore, a higher quality display effect can be provided.

In the FFS mode liquid crystal display device constituted as described above, it is a multi-area structure, and the electrode layer a1 of a single pixel is divided into liquid crystal molecules m in two areas, as shown in the first area 51 and the second area 52 of Figure 5, which are driven as Different steering is more conducive to further improving the viewing angle characteristics.

Example 3:

FIG. 7 is an exemplary embodiment of a pixel design of a liquid crystal display of the present invention.

As shown in FIG. 7, the display device L3 of the present invention includes: a substrate 3, a scanning line 5, an active component 9, a data line 11, a common electrode 17, an opening 17a, a first area 61, a first branch electrode 611, a first A segment electrode 6111 , a second region 62 , a second branch electrode 622 , and a second segment electrode 6222 .

Wherein, the first branch electrodes 611 are approximately parallel to each other and the data line 11 , and the second branch electrodes 622 are approximately parallel to each other and the data line 11 .

Wherein, the first region and the second region are adjacent to each other, and the first branch electrodes 611 of the first region are not in contact with the second branch electrodes 622 of the corresponding second region.

Wherein, a first branch electrode 611 has two first segment electrodes 6111 which respectively form acute angles θ1a and θ1b with the base line (ie, the transmission axis or the absorption axis perpendicular thereto).

Wherein, a second branch electrode 622 has two second segment electrodes 6222 which respectively form acute angles θ2a and θ2b with the base line (ie, the transmission axis x or the absorption axis y perpendicular thereto).

Wherein, there is a symmetry axis between the first zone and the second zone.

In the display device L3, the liquid crystal molecules m in the first region 61 and the second region 62 rotate in different directions, as defined above for the first region and the second region.

Compared with Comparative Example 3, because the error value between the alignment of the alignment film (o1 or o2) and the transmission axis x or absorption axis y of the polarizer varies with the panel and different positions, for example, the brightness of adjacent pixels a Mutations. In contrast to the 309a area in Fig. 4, by the display device provided by the present invention described above, as shown in Fig. 7, the first area 61 is subdivided into two blocks, and because the rotation amount of the liquid crystal molecules is different, a thinner light and dark area is formed, so , which can transform the uneven color blocks into finer light and dark areas that are difficult for the human eye to distinguish. In a preferred situation, this light and dark area can just neutralize the brightness variation caused by the alignment variation. Therefore, a higher quality display effect can be provided.

In the FFS mode liquid crystal display device constituted as described above, it is a multi-region structure, and the electrode layer a1 of a single pixel is divided into liquid crystal molecules m in two regions, as shown in the first region 61 and the second region 62 of Figure 7, which are driven as Different steering is more conducive to further improving the viewing angle characteristics.

In the above, the display device may further include a connecting portion 15 for connecting a plurality of parallel branch electrodes to each other.

As with the foregoing examples, it should be understood that their purpose is to illustrate the invention, not to limit it. Furthermore, based on the aforementioned results, the display device can improve the uneven color blocks in different areas of the display caused by the variation of the angle between the alignment and the transmission axis of the first polarizer, thereby solving the problem of the known technology.

Claims (10)

1. a display device, including:

One first Polarizer, has the absorption axle that a penetrating shaft and intersects with penetrating shaft, wherein, using this penetrating shaft of this first Polarizer maybe this absorption axle as a baseline；And

One display floater, is located on this first Polarizer and includes:

One electrode layer；

One both alignment layers, covers this electrode layer and contacts with this electrode layer, and wherein, the alignment direction of this both alignment layers and the angle of this baseline are 0～4 degree；And

One liquid crystal layer, is located in this both alignment layers；

Wherein, this electrode layer includes: one first district, and in the firstth district, this electrode layer includes plural first branch electrodes, and those first branch electrodes at least one include the first segmented electrode that at least two is adjacent and end points connects respectively；

Wherein, in corresponding in this firstth district of this electrode layer, the plural liquid crystal molecule in this liquid crystal layer has one first identical direction of rotation；This first segmented electrode that at least two is adjacent and end points connects forms acute angle theta 1a and θ 1b respectively with this baseline, wherein, and scope respectively 5～15 degree and the θ 1a ≠ θ 1b of θ 1a and θ 1b.

2. display device structure according to claim 1, wherein, this electrode layer includes:

One second district, including plural second branch electrodes, this second branch electrodes layer each includes the second segmented electrode that at least two is adjacent and end points connects respectively；

Wherein, in corresponding in this secondth district of this electrode layer, the plural liquid crystal molecule in this liquid crystal layer has one second identical direction of rotation, and this second direction of rotation is contrary with this first direction of rotation；This second segmented electrode that at least two is adjacent and end points connects forms acute angle theta 2a and θ 2b respectively with this baseline, wherein, and the scope respectively 5～15 degree of θ 2a ≠ θ 2b and θ 2a and θ 2b.

3. display device structure according to claim 2, wherein, those first branch electrodes in this firstth district adjoin one another with those second branch electrodes in the secondth corresponding district respectively.

4. display device structure according to claim 1, wherein, θ 1a is 5～15 degree, and θ 1b is 5～13 degree.

5. display device structure according to claim 2, wherein, θ 2a is 5～13 degree, and θ 2b is 5～15 degree.

6. display device structure according to claim 1, wherein, the scope respectively 5～10 degree of θ 1a and θ 1b

7. display device structure according to claim 2, wherein, the scope respectively 5～10 degree of θ 2a and θ 2b

8. display device structure according to claim 1, wherein, θ 1a and θ 1b differs 0.1～5 degree.

9. display device structure according to claim 2, wherein, θ 2a and θ 2b differs 0.1～5 degree.

10. display device structure according to claim 1, wherein, those first branch electrodes are parallel to each other.