CN204009306U - The wire of the differently curved degree of tool and the liquid crystal display of light-shielding pattern - Google Patents

Abstract

The utility model discloses the wire of the differently curved degree of a kind of tool and the liquid crystal display of light-shielding pattern.This liquid crystal display comprises a first substrate, with respect to a second substrate of first substrate, be arranged at a liquid crystal layer between first substrate and second substrate and the light-shielding pattern between first substrate and second substrate.Second substrate includes many wires.Wherein, one of those wires are projected to light-shielding pattern to produce a Projection Line Segment with a first direction, and wherein Projection Line Segment is positioned at light-shielding pattern, and Projection Line Segment comprises that a bend and two connects the extension at these bend two ends.Wherein, the distance between the edge of light-shielding pattern and bend in a second direction, the distance between one of the unequal edge in light-shielding pattern and two extensions in second direction, wherein, first direction is perpendicular to second direction.

Description

The wire of the differently curved degree of tool and the liquid crystal display of light-shielding pattern

Technical field

The utility model relates to a kind of liquid crystal display, and particularly relates to a kind of wire liquid crystal display different from the degree of crook of corresponding light-shielding pattern.

Background technology

No matter the electronic product of tool display panel has been modern in work disposal in study or in individual amusement and recreation, indispensable necessity, comprises that intelligent mobile phone (Smart Phone), panel computer (Pad), notebook computer (Notebook), display (Monitor) are to many Related products such as TVs (TV).Wherein general with display panels again.Because display panels has more succinctly in overwhelming majority's application, slimmer and more graceful, portability, more at a low price, high-reliability and allow the more comfortable function of eyes more, replaced widely cathode-ray tube display (CRT), become the most widely used display, provide diversity to comprise the multiple choices such as size, shape, resolution simultaneously.

Display panels is except should be noted the details in manufacture craft when making, and for example, while carrying out conductive layer pattern, need are accurately to avoid broken string, and the panel after making also needs to have good and stable display quality.

Utility model content

The purpose of this utility model is to provide a kind of liquid crystal display, by wire for example the special shape of electrode design, making electrode is to present different degree of crook from the sweep of corresponding light-shielding pattern, for example the bend both sides of electrode have different radians, when applying a voltage to liquid crystal display, can make the liquid crystal rotation amount of a mild side of counter electrode bend increase, relatively promote its brightness, and then improve the display quality of application product.Although the liquid crystal molecule of display panels increases at the rotation amount of this mild side, and then relatively promotes its brightness, level field component can make swinging to of liquid crystal inconsistent, and therefore pressing stability can be poor.In display panels, press the region of poor stability, if be subject to external force touching, easily make dark line region become large, the rotational angle of the liquid crystal molecule in this region is fixed, and is not subject to the control of electric field.Therefore, when actual fabrication, can utilize light-shielding pattern by the corresponding coverage in the region of pressing poor stability.

For reaching above-mentioned purpose, the utility model proposes a kind of liquid crystal display, comprise a first substrate, with respect to a second substrate of first substrate, be arranged at a liquid crystal layer between first substrate and second substrate and the light-shielding pattern between first substrate and second substrate.Second substrate includes many wires.Wherein, one of those wires are projected to light-shielding pattern to produce a Projection Line Segment with a first direction, and wherein Projection Line Segment is positioned at light-shielding pattern, and Projection Line Segment comprises that a bend and two connects the extension at these bend two ends.Wherein, the distance between the edge of light-shielding pattern and bend in a second direction, the distance between one of the unequal edge in light-shielding pattern and two extensions in second direction, wherein, first direction is perpendicular to second direction.

This bend includes a relative evagination side and an indent side, the edge of this light-shielding pattern includes the first edge of adjacent this evagination side and the second edge of adjacent this indent side, and this Projection Line Segment is between this first edge and this second edge.

Distance between the first edge of this light-shielding pattern and this bend in this second direction, is less than the distance in this second direction between one of the first edge of this light-shielding pattern and this two extension.

Distance between the second edge of this light-shielding pattern and this bend in this second direction, is greater than the distance in this second direction between one of the second edge of this light-shielding pattern and this two extension.

Distance between this first edge and this bend in this second direction, is less than the distance in this second direction between this second edge and this bend.

This light-shielding pattern has a shading turn of bilge with respect to this bend, and this first edge includes one first curved edge, and this second edge includes one second curved edge, and this shading turn of bilge is between this first curved edge and this second curved edge.

The degree of crook of this shading turn of bilge of this light-shielding pattern, is less than the degree of crook of this bend of this Projection Line Segment.

This light-shielding pattern has a shading turn of bilge, and the periphery of this shading turn of bilge has a minimum profile curvature radius Rc, and the periphery of this bend has a minimum profile curvature radius Rm, and wherein, this minimum profile curvature radius Rc is greater than this minimum profile curvature radius Rm.

This first substrate includes one first color blocking and one second color blocking, and this Projection Line Segment is between two adjacent these first color blockings and this second color blocking.

Distance between the edge of this second color blocking and this bend in this second direction, is less than the distance in this second direction between the edge of this first color blocking and this bend.

Distance between one of the edge of this first color blocking and this two extension in this second direction, is less than the distance in this second direction between the edge of this first color blocking and this bend.

Distance between one of the edge of this second color blocking and this two extension in this second direction, is greater than the distance in this second direction between the edge of this second color blocking and this bend.

Periphery adjacent to this first color blocking of this bend has a minimum profile curvature radius Rc, and the periphery that is adjacent to this bend of this first color blocking has a minimum profile curvature radius Rm, it is characterized in that, this minimum profile curvature radius Rm is less than this minimum profile curvature radius Rc.

This bend of this Projection Line Segment has an evagination side and an indent side with respect to this evagination side; Wherein, the degree of crook of this evagination side is greater than the degree of crook of this indent side.

This evagination side is one first camber line, and this indent side is one second camber line, and the radius-of-curvature of this evagination camber line is less than this imploded arcs curvature of a curve radius.

The utility model has the advantage of, by to wire for example the special shape of electrode design, make the relative both sides of the bend of electrode present different degree of crook, the degree of crook of the convex side that the degree of crook of the concave side of electrode one bend is more relative is more mild, for example, be to present an arc curve.When applying a voltage to this liquid crystal display, can make the liquid crystal rotation amount of the concave side of counter electrode bend increase, and then relatively promote its brightness.The utility model embodiment is adaptable in extensive range, for example, be the liquid crystal display that can be applicable to fringe field conversion (Fringe Filed Switching, a FFS) display mode.

For there is to better understanding above-mentioned and other aspect of the present utility model, special embodiment below, and coordinate appended accompanying drawing, be described in detail below:

Accompanying drawing explanation

Fig. 1 is the top view that the fringe field of the utility model one embodiment is changed the liquid crystal display of (Fringe Filed Switching, FFS) display mode;

Fig. 2 be in Fig. 1 along a liquid crystal display diagrammatic cross-section of A-A line segment, it demonstrates the schematic diagram of the relative position between data line, pixel electrode, common electrode and light-shielding pattern;

Fig. 3 A is common electrode (Com) structural representation of one first embodiment in simulation test;

Fig. 3 B is according to the common electrode structural representation of the utility model one second embodiment in simulation test;

The intensity profile figure of Fig. 3 C for obtaining according to the common electrode structure of the first embodiment and the second embodiment;

Fig. 4 is the schematic diagram of the circle favored area of Fig. 1;

Fig. 5 is the schematic diagram that color blocking layer, wire and light-shielding pattern are watched in the back side of the substrate from a display panel of the utility model one embodiment;

Fig. 6 is the schematic diagram that Fig. 5 center plays place;

Fig. 7 A is the partial schematic diagram of the corresponding first substrate of bending area of Fig. 6 centre circle choosing;

Fig. 7 B is the partial schematic diagram of the corresponding second substrate of bending area of Fig. 6 centre circle choosing;

Fig. 8 is the enlarged diagram of the bending area of Fig. 6 centre circle choosing;

Fig. 9 is the enlarged diagram of the light-shielding pattern of an embodiment of the present utility model and the Projection Line Segment of wire, wherein the sign radius-of-curvature relevant to light-shielding pattern and wire;

Figure 10 is another enlarged diagram of the light-shielding pattern of an embodiment of the present utility model and the Projection Line Segment of wire, wherein indicates the pairwise correlation radius-of-curvature of Projection Line Segment bend.

Symbol description

10: first substrate

12a: the first color blocking

12b: the second color blocking

12c: the 3rd color blocking

13: light-shielding pattern

131: the first edges

132: the second edges

13C: shading turn of bilge

131C: the first curved edge

132C: the second curved edge

20: second substrate

21: wire

21P: Projection Line Segment

211: bend

21P-B: the rear side of bend

21P-F: the front side of bend

2111: the evagination side of bend

2112: the indent side of bend

213: extension

30: bending area

D1: first direction

D2: second direction

D3: third direction

R1, R1 ', R2, R2 ': distance

Rc, Rm, Rm ': minimum profile curvature radius

A～D, 1～4: relative position

M2, DL: data line

SL: sweep trace

BM: black matrix"

Com: common electrode

PE: pixel electrode

IL: insulation course

IDL: interlayer dielectric layer

LC: liquid crystal molecule

S1: infrabasal plate

S2: upper substrate

Embodiment

Embodiment of the present utility model proposes a kind of liquid crystal display, and wire for example electrode designs by special shape, makes the relative both sides of the bend of electrode present different degree of crook.In one embodiment, the degree of crook of the convex side that the degree of crook of the concave side of electrode one bend is more relative is more mild, for example, be to present an arc curve.When applying a voltage to this liquid crystal display, can make the liquid crystal rotation amount of the concave side of counter electrode bend increase, and then relatively promote its brightness.The utility model embodiment is adaptable in extensive range, for example, be the liquid crystal display that can be applicable to fringe field conversion (Fringe Filed Switching, a FFS) display mode.

Below to describe enforcement aspect in detail with reference to appended accompanying drawing.Should be noted, the structure that embodiment proposes and content be the use for illustrating only, and the scope of the utility model wish protection is not limited only to those described aspects.In embodiment, same or similar label is in order to indicate same or similar part.Should be noted, the utility model not demonstrates all possible embodiment.Can within not departing from spirit and scope of the present utility model, to structure, be changed and modification, required with realistic application.Therefore, in other that the utility model proposes, not implementing aspect also may be able to apply.Moreover accompanying drawing has been simplified in order to the content that clearly demonstrates embodiment, the dimension scale on accompanying drawing is not drawn according to actual product equal proportion.Therefore, instructions and diagramatic content are only described herein the use of embodiment, but not as the use of limit the utility model protection domain.

Fig. 1 is the top view that the fringe field of the utility model one embodiment is changed the liquid crystal display of (Fringe Filed Switching, FFS) display mode.Fig. 2 be in Fig. 1 along a liquid crystal display diagrammatic cross-section of A-A line segment, its demonstrate data line DL, pixel electrode PE, common electrode Com, and light-shielding pattern BM between relative position.Referring to Fig. 1 and Fig. 2.Wherein, common electrode Com (being for example patterning ITO) is arranged at the top of pixel electrode PE, and between common electrode Com and pixel electrode PE, there is an insulation course IL, and the below of pixel electrode PE is more provided with an interlayer dielectric layer (interlayer dielectric) IDL, and interlayer dielectric layer below has an infrabasal plate S1.Pixel electrode PE is a plate electrode, and common electrode Com is an electrode being patterned, and the electric field producing between common electrode Com and the edge of pixel electrode PE can be used to drive liquid crystal molecule LC to rotate.It is upper that one light-shielding pattern is arranged at a upper substrate S2, the position of light-shielding pattern (for example black matrix") BM be positioned at data line DL directly over, light-shielding pattern BM is except in order to separate the color blocking of different colours, to have more the DL effect of covering data line.The present embodiment framework is as shown in Figure 2 the wherein a kind of of fringe field conversion display mode, the another kind of framework place different from the first framework is, it is arranged at pixel electrode PE the top of common electrode Com, pixel electrode PE is an electrode being patterned, and common electrode Com is a plate electrode, the lower of pixel electrode PE can arrange a planarization layer and an interlayer dielectric layer IDL.Should be noted, the various enforcement aspects that the utility model proposes can be applied to any framework of fringe field conversion display mode.

In the first framework as shown in Figure 2, the optical effect that it produces is mainly considered in the design of common electrode Com shape, a kind of common electrode Com shape that the utility model proposes as shown in Figure 1, the common electrode of its corresponding a plurality of sub-pixels.The common electrode Com being patterned has a plurality of electrode branches, and each electrode branch has a bend, and bend includes a two relative concave side and convex side.Bend is divided into two regions that make liquid crystal molecule arrange with different both direction by each sub-pixel area, thereby the effect of wide viewing angle is provided.Yet, because being in, bend make liquid crystal molecule towards the plotted point in the region of different directions arrangement, and liquid crystal molecule is more disorderly compared to other regions swinging to of the region near bend.Therefore,, after pixel is lighted, near region bend easily produces dark line.

According to above-mentioned, the utility model carries out many group simulation tests, impact Luminance Distribution being changed to observe the electrode structural designs of embodiment to different embodiment.Below list wherein one group of analog result.It should be noted that, this organizes electrode structural designs of simulation test and the gray scale numerical value of analog result is only for reference and the use of explanation, not in order to limit the applicable electrode structure of the utility model, also non-application the utility model can reach the optimum efficiency of promoting brightness.

Please refer to Fig. 3 A～Fig. 3 C and table 1.Fig. 3 A is common electrode (Com) structural representation of one first embodiment in simulation test.Fig. 3 B is according to the common electrode structural representation of the utility model one second embodiment in simulation test.The intensity profile figure of Fig. 3 C for obtaining according to the common electrode structure of the first embodiment and the second embodiment.

In simulation test, relative position A is for example the position of taking from respect to reference point 49.25 μ m, relative position B is for example the position of taking from respect to reference point 56.5 μ m, relative position C is for example the position of taking from respect to reference point 64 μ m, and relative position D is for example the position of taking from respect to reference point 71.25 μ m.

As shown in Figure 3 B, the common electrode structure of the second embodiment, the radian of the concave side of its bend (as relative position A～D) is mild compared with convex side.During practical application, the concave side of electrode bending portion can comprise a vertical line segment.As shown in Figure 3A, the common electrode structure of the first embodiment, the concave side of its bend is the same with convex side presents identical sharp-pointed lines.Relative position 1～4th, represent the dark line place that brightness is extremely low, and relative position A～D is the bright rays place that represents that brightness is higher.Both intensity profile of common electrode structure as shown in Figure 3 C.

Table 1

Position	The gray scale of the first embodiment	The gray scale of the second embodiment	Increase number percent
				A	0.193	0.232	21％
B	0.195	0.280	44％
				C	0.175	0.263	50％
D	0.169	0.249	47％

According to this analog reslt, as Fig. 3 C and table 1, can know that to be found in identical relative position A～D upper, compared to the common electrode structure of the first embodiment, the corresponding gray scale/brightness value of common electrode structure of the second embodiment really has significantly and promotes.Its increasing degree at least 20% in this simulation test (relative position A), and can be up to 50% (relative position C).Hence one can see that, if as the design of the second embodiment, the radian of the concave side of bend is designed also gentlyer than the radian of convex side, can promote the corresponding brightness value of common electrode structure.

While applying embodiment of the present utility model, preferably according to the design of the electrode structure of practical application, other elements are correspondingly adjusted.For example, in an application examples, in order to promote brightness, and become the concave side of bend to there is milder arc curve electrode structural designs, the arc curve of electrode after bend can cause level field component to increase, although the liquid crystal molecule of display panels increases at the rotation amount in this region, and then relatively promote its brightness, but level field component can make swinging to of liquid crystal inconsistent, and therefore pressing stability can be poor.In display panels, press the region of poor stability, if be subject to external force touching, easily make dark line region become large, the rotational angle of the liquid crystal molecule in this region is fixed, and is not subject to the control of electric field.Therefore, when actual fabrication, can utilize light-shielding pattern by the corresponding coverage in the region of pressing poor stability.

Fig. 4 is the schematic diagram of the circle favored area of Fig. 1.As shown in Figure 4, when common electrode Com applies the electrode structure of embodiment as shown in Figure 3 B, the concave side of the bend of common electrode Com has milder arc curve can promote brightness, but also may have the region (as circle choosing place in Fig. 4) of pressing poor stability to produce.This region can cover by the suitable design of light-shielding pattern (as black matrix" BM), for example, make the concave side of this region corresponding ITO common electrode Com be recessed in light-shielding pattern BM, to reduce the impact of dark line region on display effect.

Fig. 5 is the schematic diagram that color blocking layer, wire and light-shielding pattern are watched in the back side of the substrate from a display panel of the utility model one embodiment.Fig. 6 is the schematic diagram that Fig. 5 center plays place.Fig. 7 A is the partial schematic diagram of the corresponding first substrate of bending area of Fig. 6 centre circle choosing, and Fig. 7 B is the partial schematic diagram of the corresponding second substrate of bending area of Fig. 6 centre circle choosing.Referring to Fig. 5, Fig. 6 and Fig. 7 A, Fig. 7 B.The display panel of embodiment comprises that a first substrate 10, a second substrate 20 and a display layer are if liquid crystal layer is between first substrate 10 and second substrate 20.First substrate 10 and second substrate 20 are respectively for example a colored filter substrate (CF substrate) and a membrane transistor substrate (TFT substrate).On first substrate 10, be to be for example formed with color blocking layer.In one embodiment, color blocking layer comprises the first color blocking 12a (as green color blocking), the second color blocking (as red color resistance) 12b, the 3rd color blocking (as blue color blocking) 12c.Light-shielding pattern 13, for example, be black matrix" (BM), and between first substrate 10 and second substrate 20, in this embodiment, light-shielding pattern 13 is to be for example formed at as shown in Figure 7 A first substrate 10 sides.

On second substrate 20, be for example to have wire 21 to form; In one embodiment, wire 21 is for example data line.As shown in Fig. 6 and Fig. 7 B, one of those wires 21 are projected to light-shielding pattern 13 to produce a Projection Line Segment 21P with a first direction, and wherein Projection Line Segment 21P is positioned at light-shielding pattern 13.The wire of embodiment, as shown in Figure 5, its Projection Line Segment 21P has a bend (as the position of the bending area 30 of circle choosing), and the more relative convex side (as 21P-F side) of the concave side of bend (as 21P-B side) is more mild.Same, wire 21 also can comprise sweep trace, and it is projected to this first substrate 10 to produce a Projection Line Segment with first direction D1, and this Projection Line Segment extends along a second direction D2.In addition, as shown in Fig. 5, if those wires 21 are data line, its main bearing of trend is a third direction D3, and third direction D3 is roughly vertical with second direction D2, and two adjacent data line and sweep traces interlock to define a pixel cell.The following detailed description of Projection Line Segment 21P, wire 21, with light-shielding pattern 13, be roughly positioned at the two formed regions of adjacent pixel unit.

Note, although in this embodiment and diagram be to comprise that the colored filter substrate of color blocking layer is first substrate 10, the utility model is not limited in the application of this kind of aspect.The utility model also can be applicable to the liquid crystal display that color blocking layer and wire are all formed at second substrate 20 sides, as COA (Color Filter on Array) type liquid crystal display.

In addition, although be with data line, the degree of crook of light-shielding pattern to be changed to example to explain in an embodiment, but the utility model is not limited in this, other conductive layers (for example ITO) also can be under not departing from spirit of the present utility model the design of Application Example.Moreover under the Knowledge Base that can fully understand the art personnel, diagram is only simply drawn related elements in order to clearly demonstrating embodiment of the present utility model.

Fig. 8 is the enlarged diagram of the bending area 30 of Fig. 6 centre circle choosing.In one embodiment, wire 21 is projected to first direction D1 the Projection Line Segment 21P that light-shielding pattern 13 produced and is positioned at light-shielding pattern 13.Projection Line Segment 21P has two extensions 213 at a bend 211 and connecting bending pars convoluta 211 two ends, and the evagination side 2111 (as 21P-F side) that the indent side 2112 of bend 211 (as 21P-B side) is more relative is more mild, for example, present respectively rounder and more smooth arc curve and more sharp-pointed peak type curve.Please consult again Fig. 6, in one embodiment, if the length of a Projection Line Segment is defined as to the distance between two adjacent the first sweep trace SL1 and the second sweep trace SL2, this Projection Line Segment can be divided into seven deciles, wherein, the position of a middle decile can correspond to bend, and the position of remaining six decile can correspond to respectively two extensions.

In one embodiment, the edge of light-shielding pattern 13 includes the first edge 131 of adjacent this convex side 21P-F, and the second edge 132 of adjacent this concave side 21P-B, and the Projection Line Segment 21P of wire 21 is between the first edge 131 and the second edge 132.Distance between first, second edge 131,132 and the bend 211 of Projection Line Segment 21P on a second direction D2, distance R 1 ' and distance R 1 as shown in Figure 8, distance on second direction D2 between one of unequal the first edge 131, the second edge 132 and two extensions 213 in light-shielding pattern 13 respectively, distance R 2 ' as shown in Figure 8 and R2, wherein first direction D1 is perpendicular to second direction D2.In one embodiment, second direction D2 is in fact perpendicular to third direction D3.

In one embodiment, the definition of distance described in the utility model, if the distance between the first edge 131 and the bend 211 of Projection Line Segment 21P on second direction D2, refer to the distance on second direction D2 between the first edge 131 and a salient point of bend 211, wherein, this salient point is positioned at the evagination side 2111 of bend 211

Its tangent line along this evagination side 2111 is parallel to third direction D3.Same, if the distance between the second edge 132 and the bend 211 of Projection Line Segment 21P on second direction D2, refer to the distance on second direction D2 between the second edge 132 and a concave point of bend 211, wherein, this concave point is positioned at the indent side 2112 of bend 211, and its tangent line along this indent side 2112 is parallel to third direction D3.If the distance between one of the first edge 131 and two extensions 213 on second direction D2, refers on the first edge 131 wherein and the distance on second direction D2 between extension 213.If the distance between one of the second edge 132 and two extensions 213 on second direction D2, refers on the second edge 132 wherein and the distance on second direction D2 between extension 213.

In one embodiment, between the first edge 131 of light-shielding pattern 13 and the bend 211 of Projection Line Segment 21P, on second direction D2, there is distance R 1 ', between the first edge 131 of light-shielding pattern 13 and the extension 213 of Projection Line Segment 21P, on second direction D2, have distance R 2 ', wherein distance R 1 ' is less than distance R 2 '.

In one embodiment, between the second edge 132 of light-shielding pattern 13 and the bend 211 of Projection Line Segment 21P, in second direction, D2 has distance R 1, between the second edge 132 of light-shielding pattern 13 and the extension 213 of Projection Line Segment 21P, in second direction, D2 has distance R 2, and wherein distance R 1 is greater than distance R 2.

In one embodiment, the distance R 1 ' between light-shielding pattern 13 its first edges 131 as shown in Figure 8 and the bend 211 of Projection Line Segment 21P on second direction D2, is less than the distance R 1 on second direction D2 between the second edge 132 and bend 211.

Moreover, as shown in Figure 8, light-shielding pattern 13 has a shading turn of bilge 13C with respect to the bend 211 of Projection Line Segment 21P, the first edge 131 of aforesaid light-shielding pattern 13 includes one first curved edge 131C, the second edge 132 includes one second curved edge 132C, and shading turn of bilge 13C is between the first curved edge 131C and the second curved edge 132C.In embodiment, the degree of crook of the first curved edge 131C is greater than the degree of crook of the second curved edge 132C.

In addition, as shown in Figure 8, the bend 211 of Projection Line Segment 21P has evagination side 2111 and with respect to the indent side 2112 of evagination side 2111, wherein, the degree of crook of evagination side 2111 is for example the degree of crook that is greater than indent side 2112.That is the sweep of wire 21 can be the design of justifying after paracone.But the utility model is not limited in this.

Moreover, if compare light-shielding pattern 13 and wire 21, as shown in Fig. 1 and Fig. 3 A-Fig. 3 C, the degree of crook (/ angle of bend) of the shading turn of bilge 13C of the light-shielding pattern 13 of an embodiment, for example, be the degree of crook (/ angle of bend) of bend 211 that is less than the Projection Line Segment 21P of wire 21.

The degree of crook of the bend 211 of the shading turn of bilge 13C of light-shielding pattern 13 and the Projection Line Segment 21P of wire 21 also can autocorrelative radius-of-curvature be observed.

Fig. 9 illustrates the enlarged diagram of the light-shielding pattern of an embodiment of the present utility model and the Projection Line Segment of wire, wherein the sign radius-of-curvature relevant to light-shielding pattern and wire.Element identical with Fig. 8 in Fig. 9 is continued to use same numeral, and its element explanation please refer to foregoing, does not repeat them here.As shown in Figure 9, light-shielding pattern 13 has a shading turn of bilge 13C, and the periphery of shading turn of bilge 13C has a minimum profile curvature radius Rc, and the periphery of the bend 211 of Projection Line Segment 21P has a minimum profile curvature radius Rm, wherein, minimum profile curvature radius Rc is greater than minimum profile curvature radius Rm.

Figure 10 illustrates another enlarged diagram of the light-shielding pattern of an embodiment of the present utility model and the Projection Line Segment of wire, wherein indicates the pairwise correlation radius-of-curvature of Projection Line Segment bend.As shown in figure 10, in an embodiment, the evagination side 2111 of the bend 211 of Projection Line Segment 21P is one first camber line, and indent side 2112 is one second camber line, and the radius-of-curvature of the first camber line for example Rm ' is less than the radius of curvature R m of the second camber line.

Described in above embodiment, the structure of the Projection Line Segment 21P of light-shielding pattern 13 and wire 21 is discussed.For the enforcement aspect that is applied to the first substrate (colored filter substrate) for having color blocking for the utility model, wire 21 is also corresponding between two adjacent color blockings.As shown in Figure 6 and Figure 8, first substrate 10 includes one first color blocking 12a (as green color blocking) and one second color blocking (as red color resistance) 12b, and the Projection Line Segment 21P of wire 21 is between two adjacent the first color blocking 12a and the second color blocking 12b.The color blocking edge of the following stated is defined as when color blocking layer, wire and light-shielding pattern are watched in the back side of a substrate of a display panel, the border between color blocking and light-shielding pattern, and it can clear view be learnt via optical microscope institute.

In one embodiment, distance between the bend 211 of the edge of the second color blocking 12b and Projection Line Segment 21P on second direction D2 is R1 ' for example, be less than between the edge of the first color blocking 12a and bend 211 for example R1 (R1 ' <R1, Fig. 8) of the distance on second direction D2.

In one embodiment, distance between one of two extensions 213 of the edge of the first color blocking 12a and Projection Line Segment 21P on second direction D2 is R2 for example, be less than between the edge of the first color blocking 12a and the bend 211 of Projection Line Segment 21P for example R1 (R2<R1, Fig. 8) of the distance on second direction D2.

In one embodiment, distance between one of two extensions 213 of the edge of the second color blocking 12b and Projection Line Segment 21P on second direction D2 is R2 ' for example, be greater than between the edge of the second color blocking 12b and the bend 211 of Projection Line Segment 21P the distance on second direction D2 for example R1 ' (R2 ' >R1 ', Fig. 8).

In one embodiment, the definition of distance described in the utility model, if the distance between the bend 211 of the edge of the second color blocking 12b and Projection Line Segment 21P on second direction D2, refer to the distance on second direction D2 between the edge of the second color blocking 12b and a salient point of bend 211, wherein, this salient point is positioned at the evagination side 2111 of bend 211, and its tangent line along this evagination side is parallel to third direction D3.Same, if the distance between the bend 211 of the edge of the first color blocking 12a and Projection Line Segment 21P on second direction D2, refer to the distance on second direction D2 between the edge of the first color blocking 12a and a concave point of bend 211, wherein, this concave point is positioned at the indent side 2112 of bend 211, and its tangent line along this indent side is parallel to third direction D3.If the distance between one of the edge of the second color blocking 12b and two extensions 213 on second direction D2, refers on the edge of the second color blocking 12b wherein and the distance on second direction D2 between extension.If the distance between one of the edge of the first color blocking 12a and two extensions 213 on second direction D2, refers on the edge of the first color blocking 12a wherein and the distance on second direction D2 between extension.

Moreover, if observation radius-of-curvature, in an embodiment, as shown in Figure 9, the periphery of the first color blocking 12a that is adjacent to the bend 211 of Projection Line Segment 21P has a minimum profile curvature radius Rc, and the periphery of bend 211 that is adjacent to the Projection Line Segment 21P of the first color blocking 12a has a minimum profile curvature radius Rm, wherein, minimum profile curvature radius Rm is less than minimum profile curvature radius Rc.

According to above-described embodiment, the bend inner side of wire 21 is comparatively mild, as being positioned at the bend 211 of the Projection Line Segment 21P of light-shielding pattern 13 inside conductors 21 in figure, its indent side 2112 is less than the degree of crook of evagination side 2111, make bend 211 present evagination side 2111 sharp-pointed (minimum profile curvature radius Rm '), the circular arc radian of indent side 2112 is the design of mild (minimum profile curvature radius Rm, Rm ' <Rm).

According to above-mentioned, a kind of liquid crystal display that the utility model embodiment proposes, its wire is for example to present respectively different degree of crook from the sweep of corresponding light-shielding pattern.In one embodiment, in a bend of wire, the more relative opposite side of a side is more mild, and for example the rear side of bend has a relatively mild arc curve.

Claims (15)

1. the wire of the differently curved degree of tool and a liquid crystal display for light-shielding pattern, is characterized in that, this liquid crystal display comprises:

First substrate;

Second substrate, with respect to this first substrate, includes many wires;

Liquid crystal layer, is arranged between this first substrate and second substrate;

Light-shielding pattern, between this first substrate and second substrate;

Wherein, one of those wires are projected to this light-shielding pattern to produce a Projection Line Segment with a first direction, and wherein this Projection Line Segment is positioned at this light-shielding pattern, and this Projection Line Segment comprises that a bend and two connects the extension at these bend two ends;

Wherein, the distance between the edge of this light-shielding pattern and this bend in a second direction, the distance between one of the unequal edge in this light-shielding pattern and this two extension in this second direction, wherein, this first direction is perpendicular to this second direction.

2. liquid crystal display as claimed in claim 1, it is characterized in that, this bend includes a relative evagination side and an indent side, the edge of this light-shielding pattern includes the first edge of adjacent this evagination side and the second edge of adjacent this indent side, and this Projection Line Segment is between this first edge and this second edge.

3. liquid crystal display as claimed in claim 2, it is characterized in that, distance between the first edge of this light-shielding pattern and this bend in this second direction, is less than the distance in this second direction between one of the first edge of this light-shielding pattern and this two extension.

4. liquid crystal display as claimed in claim 2, it is characterized in that, distance between the second edge of this light-shielding pattern and this bend in this second direction, is greater than the distance in this second direction between one of the second edge of this light-shielding pattern and this two extension.

5. liquid crystal display as claimed in claim 2, is characterized in that, the distance between this first edge and this bend in this second direction is less than the distance in this second direction between this second edge and this bend.

6. liquid crystal display as claimed in claim 2, it is characterized in that, this light-shielding pattern has shading turn of bilge with respect to this bend, this first edge includes the first curved edge, and this second edge includes the second curved edge, and this shading turn of bilge is between this first curved edge and this second curved edge.

7. liquid crystal display as claimed in claim 6, is characterized in that, the degree of crook of this shading turn of bilge of this light-shielding pattern is less than the degree of crook of this bend of this Projection Line Segment.

8. liquid crystal display as claimed in claim 1, it is characterized in that, this light-shielding pattern has shading turn of bilge, the periphery of this shading turn of bilge has a minimum profile curvature radius Rc, and the periphery of this bend has a minimum profile curvature radius Rm, wherein, this minimum profile curvature radius Rc is greater than this minimum profile curvature radius Rm.

9. liquid crystal display as claimed in claim 1, is characterized in that, this first substrate includes the first color blocking and the second color blocking, and this Projection Line Segment is between two adjacent these first color blockings and this second color blocking.

10. liquid crystal display as claimed in claim 9, is characterized in that, the distance between the edge of this second color blocking and this bend in this second direction is less than the distance in this second direction between the edge of this first color blocking and this bend.

11. liquid crystal display as claimed in claim 9, is characterized in that, the distance between one of the edge of this first color blocking and this two extension in this second direction is less than the distance in this second direction between the edge of this first color blocking and this bend.

12. liquid crystal display as claimed in claim 9, is characterized in that, the distance between one of the edge of this second color blocking and this two extension in this second direction is greater than the distance in this second direction between the edge of this second color blocking and this bend.

13. liquid crystal display as claimed in claim 9, it is characterized in that, periphery adjacent to this first color blocking of this bend has a minimum profile curvature radius Rc, the periphery that is adjacent to this bend of this first color blocking has a minimum profile curvature radius Rm, wherein, this minimum profile curvature radius Rm is less than this minimum profile curvature radius Rc.

14. liquid crystal display as claimed in claim 1, is characterized in that, this bend of this Projection Line Segment has an evagination side and an indent side with respect to this evagination side;

Wherein, the degree of crook of this evagination side is greater than the degree of crook of this indent side.

15. liquid crystal display as claimed in claim 14, is characterized in that, this evagination side is one first camber line, and this indent side is one second camber line, and the radius-of-curvature of this evagination camber line is less than this imploded arcs curvature of a curve radius.