CN100580523C - Liquid crystal display device - Google Patents
Liquid crystal display device Download PDFInfo
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- CN100580523C CN100580523C CN200610082704A CN200610082704A CN100580523C CN 100580523 C CN100580523 C CN 100580523C CN 200610082704 A CN200610082704 A CN 200610082704A CN 200610082704 A CN200610082704 A CN 200610082704A CN 100580523 C CN100580523 C CN 100580523C
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Abstract
The invention is a LCD with novel spacing structure, comprising first substrate and second substrate, where the two substrates are opposite to each other and a liquid crystal layer is placed in between the two substrates; multiple gate line and multiple data lines are staggered and formed on the second substrate, multiple first orifices are formed in these staggered positions; multiple support objects are formed at these first orifices to separate the first and second substrates, and when cleaning the substrates with external force (such as fingers), these support objects can obtain a relative compensation from the novel spacing structure to avoid push mura occurrence.
Description
Technical field
The present invention relates to a kind of sept structure, relate in particular to a kind of sept structure that is used for LCD.
Background technology
In recent years, owing to advancing by leaps and bounds of photoelectric technology, LCD has been widely used in daily work and rest.But, need a stilt therebetween so that required space or interval (cell gap) to be provided for liquid crystal layer being contained between the two substrates of LCD.This stilt is commonly referred to as separation material (spacer) or separator (separator), places between the upper and lower base plate, only for requisite space is provided but not the usefulness of demonstration.Generally speaking, separation material forms by moldable resin, and its shape can be spherical a, column or trapezoidal or the like.But the method for separation material is placed or formed to tradition an important disadvantages is arranged, when applying an external force on this liquid crystal panel the time, can cause the separation material skew, even can't get back to its position originally, thereby produce so-called wiping ghost (Push Mura) phenomenon, in addition, the pattern of upper and lower base plate misplaces, thereby causes the problem of light leak.
Based on this, a kind of separation material structure new, redesign and its formation method, and the LCD of using this sept structure just in response to and give birth to.By the separation material structure of particular design of the present invention, can effectively avoid the situation of wiping ghost and light leak.
Summary of the invention
In order to realize purpose of the present invention, provide one to have the LCD of novel separation material structure.Described LCD is by corresponding first substrate and second substrate, carries a liquid crystal layer secretly and forms; A plurality of gate lines and a plurality of data line are staggered to form on this second substrate, and a plurality of first openings are formed at these intervening portions; A plurality of stilts are formed at these first openings, in order to separate this first substrate, second substrate, when with external force wiping (for example with the finger wiping) substrate, these stilts can obtain a compensation relatively by new thus spacer structure, avoid the generation of wiping ghost (push mura).
According to an aspect of the present invention, provide a LCD, comprised: one first substrate has a plurality of chromatic filter layers; One second substrate, have a plurality of first signal wires and a plurality of secondary signal line on it, described a plurality of first signal wire is positioned at the below of described a plurality of secondary signal lines, and described a plurality of first signal wire and described a plurality of secondary signal line are interlaced with each other, wherein each described first signal wire its be formed with first opening below upper surface with sunk area, and this first opening is positioned at the inside of this first signal wire, and described first opening is positioned at the interlaced area of described first signal wire at its place and corresponding with it described secondary signal line, and described first opening is positioned at the below of its pairing described secondary signal line, and described first opening has polygon or circular profile; A plurality of stilts, its be positioned at described a plurality of first opening and be positioned at described first substrate and described second substrate between, in order to separate described first substrate and described second substrate.。
Description of drawings
For above and other objects of the present invention, feature and advantage are become apparent more, a preferred embodiment cited below particularly, and in conjunction with the accompanying drawings, following being elaborated:
Fig. 1 a～1b shows according to the local top view of the panel of LCD of first preferred embodiment of the invention and according to the sectional view of the A-A ' tangent line of Fig. 1 a;
Fig. 2 a～2b shows according to the local top view of the panel of LCD of second preferred embodiment of the invention and according to the sectional view of the A-A ' tangent line of Fig. 2 a;
Fig. 3 a～3b shows according to the local top view of the panel of LCD of third preferred embodiment of the invention and according to the sectional view of the A-A ' tangent line of Fig. 3 a;
Fig. 4 a-1,4a-2,4b-1,4b-2 show according to the local top view of the panel of LCD of four preferred embodiment of the invention and according to the sectional view of the A-A ' tangent line of Fig. 4 a-1,4a-2;
Fig. 5 a, 5b show according to the local top view of the panel of LCD of fifth preferred embodiment of the invention and according to the sectional view of the A-A ' tangent line of Fig. 5 a;
Fig. 6 a-1,6a-2,6b-1,6b-2 show according to the local top view of the panel of LCD of sixth preferred embodiment of the invention and according to the sectional view of the A-A ' tangent line of Fig. 6 a-1,6a-2.
[primary clustering symbol description]
10,20,30,40,50,60～the second substrates,
11,21,31,41,51,61～the first signal wires,
110,210,310,410,510,610～the first openings,
311,411,511,611～the second openings,
12,22,32,42,52,62～secondary signal line,
13,23,33,43,53,63～insulation course,
14,24,34,44,54,64～protective seam,
15,25,35,45,55,65～stilt, supporting construction,
16R, 16G, 16B, 26R, 26G, 26B, 36R, 36G, 36B, 46R, 46G, 46B, 56R, 56G, 56B, 66R, 66G, 66B color filter layers,
17,27,37,47,57,67～black matrix",
18,28,38,48,58,68～the first substrates,
29,39,49,59, the 69～metal level of floating.
Embodiment
With reference to figure 1a～1b, it is according to the local top view of the panel of LCD of first preferred embodiment of the invention and according to the sectional view of the A-A ' tangent line of Fig. 1 a, at this only with a spacer structure as an illustration.This LCD comprises first substrate 18 and second substrate 10 at least, and the layer of liquid crystal molecule (not shown) places between this two substrate 10,18.Wherein, this first substrate 18 is a top glass substrate, claims colored filter substrate again, that is comprises a plurality of chromatic filter layer 16R, 16G, 16B (color filters layers); This second substrate 10 is a lower glass substrate, claims array base palte again, that is comprises a plurality of pixel regions that defined by a plurality of first signal wires 11 (as sweep trace) interlaced with each other and secondary signal line 12 (as data line).Wherein, a plurality of stilts 15 are positioned between first substrate 18 and second substrate, in order to separating this first substrate, second substrate, thereby provide and hold the layer of liquid crystal molecule requisite space.
As shown in Figure 1a, a plurality of stilts (spacers) 15 are formed at these a plurality of first signal wires 11 and a plurality of secondary signal line 12 interlaced area; A plurality of first openings 110 are formed at these interlaced area, and are positioned on arbitrary of these interleaving signal lines, and these stilts 15 are symmetrically distributed in arbitrary this first opening 110 wherein (to contain two) more than at least two.With reference to figure 1b as can be known, its Lower Half, first signal wire 11 is formed on second substrate 10, and an insulation course 13 is covered on itself and this second substrate, be formed on this insulation course 13 and secondary signal is linear, and a plurality of protrusion (bumps) just thereby be formed at the interlaced area of two signal wires.Then a protective seam 14 is covered on this secondary signal line 12 and the above-mentioned insulation course 13.And these a plurality of first openings 110 more provide in protrusion (bumps) both sides and hold these required spaces of a plurality of stilts 15 (spacers).In other words, these a plurality of stilts 15 (spacers) that are distributed in this first opening are that the center is symmetrical distribution with this protrusion (bumps).And half one thereon, the shape of these a plurality of stilts 15 (spacers) is according to these color filter layers 16R, 16G, the profile of 16B and define out.In addition, a plurality of black matrix"s (black matrixes, BM) 17 are positioned on this first substrate 18 (colored filter substrate), be formed at non-display area, for example with second substrate 10 on these first signal wires 11, secondary signal line 12, these first opening, 110 corresponding positions, thereby avoid the generation of light leak.In addition, these a plurality of black matrix"s 17 are positioned at these a plurality of color filter layers 16R, and 16G is between 16B and this first substrate 18.
That is to say, the invention provides a brand-new interval structure, it comprises and (contains) more than at least two in first opening 110 that stilt 15 (spacers) is sitting at arbitrary first signal wire 11 and secondary signal line 12 interlaced area, when with external force wiping (for example with the finger wiping) substrate, these stilts 15 (spacers) can obtain a compensation relatively by new thus spacer structure, avoid the generation of wiping ghost (push mura).In addition, any two stilts that are positioned at first open region have a specific range to each other, thereby increase the density of stilt 15 effectively in the signal wire staggered place, and fix these stilt 15 skew (dislocation) amounts by this first opening profile.In addition, more effectively the offset amplitude of 10 of first substrate 18 and second substrates is fixed in suitable scope between this protrusion (bump) of 15 of this two stilts, thereby avoids the generation of light leak.
With reference to figure 2a～2b, it is according to the local top view of the panel of LCD of second preferred embodiment of the invention and according to the sectional view of the A-A ' tangent line of Fig. 2 a, at this only with a spacer structure as an illustration.This LCD comprises first substrate 28 and second substrate 20 at least, and the layer of liquid crystal molecule (not shown) places between this two substrate 20,28.Wherein, this first substrate 28 is a top glass substrate, claims colored filter substrate again, that is comprises a plurality of chromatic filter layer 26R, 26G, 26B (color filters layers); This second substrate 20 is a lower glass substrate, claims array base palte again, that is comprises a plurality of pixel regions that defined by a plurality of first signal wires 21 (as sweep trace) interlaced with each other and secondary signal line 22 (as data line).Wherein, a plurality of stilts 25 are positioned between first substrate 28 and second substrate, in order to separating this first substrate, second substrate, thereby provide and hold the layer of liquid crystal molecule requisite space.
Shown in Fig. 2 a, a plurality of stilts (spacers) 25 are formed at these a plurality of first signal wires 21 and a plurality of secondary signal line 22 interlaced area; A plurality of first openings 210 are formed at these interlaced area, and are positioned on arbitrary of these interleaving signal lines, and these a plurality of stilts 25 are symmetrically distributed in arbitrary this first opening 210 wherein (to contain two) more than at least two.With reference to figure 2b as can be known, its Lower Half, first signal wire 21 and a metal level 29 of floating is formed on second substrate 20, and an insulation course 23 is covered on itself and this second substrate; Wherein this metal level 29 of floating is positioned at first aperture position on this first signal wire and is electrically insulated with this first signal wire 21.This secondary signal is linear to be formed on this insulation course 23, and overlaps with this metal level 29 of floating, and forms a protrusion (bump).In other words, this protrusion (bump) comprises this float metal level 29 and this secondary signal line 22, is formed at the interlaced area of two signal wires.Then a protective seam 24 is covered on this secondary signal line 22 and the above-mentioned insulation course 23.And this first opening 210 also provides in protrusion (bump) both sides and holds these required spaces of a plurality of stilts 25 (spacers).That is to say that these these a plurality of stilts 25 (spacers) that are distributed in this first opening are that the center is symmetrical distribution with this protrusion (bump).And half one thereon, the shape of these a plurality of stilts 25 (spacers) is according to these color filter layers 26R, 26G, the profile of 26B and define out.In addition, a plurality of black matrix"s (black matrixes, BM) 27 are positioned on this first substrate 28 (colored filter substrate), be formed at non-display area, for example with second substrate 20 on these first signal wires 21, secondary signal line 22, these first opening, 210 corresponding positions, thereby avoid the generation of light leak.In addition, these a plurality of black matrix"s 27 are positioned at these a plurality of color filter layers 26R, and 26G is between 26B and this first substrate 28.
That is to say, the invention provides a brand-new interval structure, it comprises and (contains) more than at least two in first opening 210 that stilt 25 (spacers) is sitting at arbitrary first signal wire 21 and secondary signal line 22 interlaced area, when with external force wiping (for example with the finger wiping) substrate, these stilts (spacers) 25 can obtain a compensation relatively by new thus spacer structure, avoid the generation of wiping ghost (push mura).In addition, any two stilts that are positioned at first open region have a specific range to each other, thereby increase the density of stilt 25 effectively in the signal wire staggered place, and fix these stilt 25 skew (dislocation) amounts by this first opening profile.In addition, this protrusion (bump) between between this two stilt 25 (spacers) is fixed in suitable scope with the offset amplitude of 20 of first substrate 28 and second substrates more effectively, thereby avoids the generation of light leak.
With reference to figure 3a～3b, it is according to the local top view of the panel of LCD of third preferred embodiment of the invention and according to the sectional view of the A-A ' tangent line of Fig. 3 a, at this only with a spacer structure as an illustration.This LCD comprises first substrate 38 and second substrate 30 at least, and the layer of liquid crystal molecule (not shown) places between this two substrate 30,38.Wherein, this first substrate 38 is a top glass substrate, claims colored filter substrate again, that is comprises a plurality of chromatic filter layer 36R, 36G, 36B (color filters layers); This second substrate 30 is a lower glass substrate, claims array base palte again, that is comprises a plurality of pixel regions that defined by a plurality of first signal wires 31 (as sweep trace) interlaced with each other and secondary signal line 32 (as data line).Wherein, a plurality of stilts 35 are positioned between first substrate 38 and second substrate, in order to separating this first substrate, second substrate, thereby provide and hold the layer of liquid crystal molecule requisite space.
And shown in Fig. 3 a, a plurality of second openings 311 are formed at above-mentioned wantonly two adjacent chromatic filter layer 36R, 36G, and between 36B (color filters layers), and with respect to these a plurality of first signal wires 31 and a plurality of secondary signal line 32 interlaced area; A plurality of stilts (spacers) 35 are formed at these a plurality of first signal wires 31 and a plurality of secondary signal line 32 interlaced area; A plurality of first openings 310 are formed on arbitrary these interleaving signal line of these interlaced area, and the shape of these second openings 311 is similar to the shape of these first openings 310, and these a plurality of stilts 35 are symmetrically distributed in arbitrary this first opening 310 wherein (to contain two) more than at least two.With reference to figure 3b as can be known, its Lower Half, first signal wire 31 and a metal level 39 of floating is formed on second substrate 30, and an insulation course 33 is covered on itself and this second substrate; Wherein this metal level 39 of floating is positioned at first aperture position on this first signal wire and is electrically insulated with this first signal wire 31.This secondary signal is linear to be formed on this insulation course 33, and overlaps with this metal level 39 of floating, and forms a protrusion (bump).In other words, this protrusion (bump) comprises this float metal level 39 and this secondary signal line 32, is formed at the interlaced area of two signal wires.Then a protective seam 34 is covered on this secondary signal line 32 and the above-mentioned insulation course 33.And this first opening 310 also provides in protrusion (bump) both sides and holds these required spaces of a plurality of stilts 35 (spacers).That is to say that these these a plurality of stilts 35 (spacers) that are distributed in this first opening are that the center is symmetrical distribution with this protrusion (bump).And half one thereon, a plurality of second openings 311 are formed at any two these a plurality of color filter layers 36R, 36G, and between 36B, wherein these second openings 311 are positioned among these first openings 310.The shape of these a plurality of stilts 35 (spacers) defines out according to the profile of above-mentioned these color filter layers; By Fig. 3 b as can be known, these a plurality of stilts 35 (spacers) can be formed at second opening, 311 both sides, that is form the stilt 35 (spacers) of the pattern of the section of having difference.In addition, a plurality of black matrix"s (black matrixes, BM) 37 are positioned on this first substrate 38 (colored filter substrate), be formed at non-display area, for example with second substrate 30 on these first signal wires 31, secondary signal line 32, these first opening, 310 corresponding positions, thereby avoid the generation of light leak.In addition, these a plurality of black matrix"s 37 are positioned at these a plurality of color filter layers 36R, and 36G is between 36B and this first substrate 38.
That is to say, the invention provides a brand-new interval structure, it comprises and (contains) stilt 35 (spacers) at least more than two, and these stilts 35 respectively comprise two-end-point, one end points is sitting in first opening 310 of arbitrary first signal wire 31 and secondary signal line 32 interlaced area, and another end points is sitting at this second opening, 311 places; When with external force wiping (for example with the finger wiping) substrate, these stilts (spacers) 35 can obtain a compensation relatively by new thus spacer structure, avoid the generation of wiping ghost (push mura).In addition, any two stilts that are positioned at first open region have a specific range to each other, thereby increase the density of stilt 35 effectively in the signal wire staggered place, and fix these stilt 35 skew (dislocation) amounts by this first opening profile.In addition, this protrusion (bump) between between this two stilt 35 (spacers) is fixed in suitable scope with the offset amplitude of 30 of first substrate 38 and second substrates more effectively, thereby avoids the generation of light leak.
With reference to figure 4a-1,4a-2,4b-1,4b-2, it is according to the local top view of the panel of LCD of four preferred embodiment of the invention and according to the sectional view of the A-A ' tangent line of Fig. 4 a-1,4a-2, at this only with a spacer structure as an illustration.This LCD comprises first substrate 48 and second substrate 40 at least, and the layer of liquid crystal molecule (not shown) places between this two substrate 40,48.Wherein, this first substrate 48 is a top glass substrate, claims colored filter substrate again, that is comprises a plurality of chromatic filter layer 46R, 46G, 46B (color filters layers); This second substrate 40 is a lower glass substrate, claims array base palte again, that is comprises a plurality of pixel regions that defined by a plurality of first signal wires 41 (as sweep trace) interlaced with each other and secondary signal line 42 (as data line).Wherein, a plurality of supporting frameworks 45 are positioned between first substrate 48 and second substrate, in order to separating this first substrate, second substrate, thereby provide and hold the layer of liquid crystal molecule requisite space.
And shown in Fig. 4 a-1,4a-2, one second opening 411, be formed at above-mentioned wantonly two adjacent chromatic filter layer 46R, 46G, between 46B (color filters layers), and with respect to this first signal wire 41 and this secondary signal line 42 interlaced area, wherein shape of this second opening 411, do not limit and to be quadrilateral, can be polygon or circle yet; One supporting framework 45, the shape of second opening 411 that foundation is above-mentioned are formed at these a plurality of first signal wires 41 and a plurality of secondary signal line 42 interlaced area, rectangle or ellipse shown in Fig. 4 a-1,4a-2 top view.This first opening 410 is formed on the arbitrary interleaving signal line of this interlaced area, and these first opening, 410 shapes are similar to this second opening, 411 shapes, so it also can be polygon or circle.With reference to figure 4b as can be known, its Lower Half, first signal wire 41 and a metal level 49 of floating is formed on second substrate 40, and an insulation course 43 is covered on itself and this second substrate; Wherein this metal level 49 of floating is positioned at first aperture position on this first signal wire and is electrically insulated with this first signal wire 41.This secondary signal is linear to be formed on this insulation course 43, and overlaps with this metal level 49 of floating, and forms a protrusion (bump).In other words, this protrusion (bump) comprises this float metal level 49 and this secondary signal line 42, is formed at the interlaced area of two signal wires.Then a protective seam 44 is covered on this secondary signal line 42 and the above-mentioned insulation course 43.And this first opening 410 also provides support the required space of framework 45 in protrusion (bump) both sides.And half one thereon, one second opening 411 is formed at any two these color filter layers 46R, 46G, and between 46B, wherein this second opening 411 is positioned among this first opening 410.Wherein this supporting framework 45 is positioned on these color filter layers, (spacers) forms by a plurality of stilts, it is that storehouse comes out according to second opening, 411 structures of above-mentioned these color filter layers, in addition, these stilts (spacers) connect across arbitrary this first signal wire 41 with secondary signal line 42 and be connected with each other, so by Fig. 4 b as can be known, this supporting framework 45 has a groove.In addition, these these a plurality of stilts (spacers) that are distributed in this second opening 411 are that the center is symmetrical distribution with this protrusion (bump).In addition, a plurality of black matrix"s (black matrixes, BM) 47 are positioned on this first substrate 48 (colored filter substrate), be formed at non-display area, for example with second substrate 40 on these first signal wires 41, secondary signal line 42, these first opening, 410 corresponding positions, thereby avoid the generation of light leak.In addition, these a plurality of black matrix"s 47 are positioned at these a plurality of color filter layers 46R, and 46G is between 46B and this first substrate 48.
That is to say, the invention provides a brand-new interval structure, it comprises and (contains) stilt (spacers) at least more than two, and these stilts respectively comprise two-end-point, one end points is sitting in first opening 410 of arbitrary first signal wire 41 and secondary signal line 42 interlaced area, another end points is sitting at this second opening, 411 places, and these stilts (spacers) across arbitrary this first signal wire 41 with secondary signal line 42 and be connected with each other; When with external force wiping (for example with the finger wiping) substrate, these stilts (spacers) can obtain a compensation relatively by new thus spacer structure, avoid the generation of wiping ghost (push mura).In addition, any two stilts that are positioned at first open region have a specific range to each other, thereby increase the density of stilt effectively in the signal wire staggered place, and fix these stilt skew (dislocation) amounts by this first opening profile.In addition, this protrusion (bump) between between this two stilt (spacers) is fixed in suitable scope with the offset amplitude of 40 of first substrate 48 and second substrates more effectively, and avoids the generation of light leak.
With reference to figure 5a, 5b, it is according to the local top view of the panel of LCD of fifth preferred embodiment of the invention and according to the sectional view of the A-A ' tangent line of Fig. 5 a, at this only with a spacer structure as an illustration.This LCD comprises first substrate 58 and second substrate 50 at least, and the layer of liquid crystal molecule (not shown) places between this two substrate 50,58.Wherein, this first substrate 58 is a top glass substrate, claims colored filter substrate again, that is comprises a plurality of chromatic filter layer 56R, 56G, 56B (color filters layers); This second substrate 50 is a lower glass substrate, claims array base palte again, that is comprises a plurality of pixel regions that defined by a plurality of first signal wires 51 (as sweep trace) interlaced with each other and secondary signal line 52 (as data line).Wherein, a plurality of supporting frameworks 55 are positioned between first substrate 58 and second substrate, in order to separating this first substrate, second substrate, thereby provide and hold the layer of liquid crystal molecule requisite space.
And shown in Fig. 5 a, one second opening 511 is formed at above-mentioned wantonly two adjacent chromatic filter layer 56R, 56G, and between 56B (color filters layers), and with respect to this first signal wire 51 and these secondary signal line 52 interlaced area; One supporting framework 55, the shape of second opening 511 that foundation is above-mentioned are formed at these a plurality of first signal wires 51 and a plurality of secondary signal line 52 interlaced area.One first opening 510 is formed on the arbitrary interleaving signal line of this interlaced area, is example with Fig. 5 a, and this first opening 510 is formed on first signal wire 51, and these first opening, 510 shapes are similar to this second opening, 511 shapes.In addition, above-mentioned arbitrary signal wire (for example secondary signal line 52 of Fig. 5 a) has an one-sided extension that is positioned at this first opening 510, and the direction of this one-sided extension is that this arbitrary signal wire is vertical substantially.With reference to figure 5b as can be known, its Lower Half, first signal wire 51 and a metal level 59 of floating is formed on second substrate 50, and an insulation course 53 is covered on itself and this second substrate; Wherein this metal level 59 of floating is positioned at first opening, 510 positions on this first signal wire 51 and is electrically insulated with this first signal wire 51.This secondary signal line 52 is formed on this insulation course 53, and overlaps with this metal level 59 of floating, and forms a protrusion (bump).In other words, this protrusion (bump) comprises this float metal level 59 and this secondary signal line 52, is formed at the interlaced area of two signal wires.In addition, this secondary signal line 52 has an one-sided extension, extends to this first opening, 510 zones, makes two side profile of this open region have a difference of height.On second substrate 50 this then a protective seam 55 be covered on this secondary signal line 52 and the above-mentioned insulation course 53.And this first opening 510 also provides this supporting framework 55 required space in protrusion (bump) both sides.And half one thereon, one second opening 511 is formed at any two these color filter layers 56R, 56G, and between 56B, wherein this second opening 511 is positioned among this first opening 510.Wherein this supporting framework 55 is positioned on these color filter layers, form by a plurality of stilts (spacers), it is that storehouse comes out according to second opening, 511 structures of above-mentioned these color filter layers, in addition, these stilts (spacers) across arbitrary this first signal wire 51 with secondary signal line 52 and be connected with each other, so by Fig. 5 b as can be known, this supporting framework 55 has a groove; In addition, a plurality of first stilts (spacers) that are positioned on secondary signal line 52 extensions of first opening are these second substrate, 50 contacts, but not be positioned at a plurality of second stilts (spacers) on secondary signal line 52 extensions of first opening, then with this second substrate 50 and contactless.In addition, a plurality of black matrix"s (black matrixes, BM) 57 are positioned on this first substrate 58 (colored filter substrate), be formed at non-display area, for example with second substrate 50 on these first signal wires 51, secondary signal line 52, these first opening, 510 corresponding positions, thereby avoid the generation of light leak.In addition, these a plurality of black matrix"s 57 are positioned at these a plurality of color filter layers 56R, and 56G is between 56B and this first substrate 58.
That is to say, the invention provides a brand-new interval structure, it comprises and (contains) stilt (spacers) at least more than two, first stilt comprises two-end-point, one end points is sitting at this second opening, 511 places, another end points is sitting on secondary signal line 52 extensions of first opening, and cel-gap (cell-gap) at the beginning is provided; Second stilt also comprises two-end-point, one end points is sitting at this second opening, 511 places, another end points is positioned on non-secondary signal line 52 extensions of first opening, so its not with second substrate contacts, and this two stilt (spacers) across arbitrary this first signal wire 51 with secondary signal line 52 and be connected with each other; When with external force wiping (for example with the finger wiping) substrate, first stilt can be depressed and elastic deformation, and second stilt then also can touch second substrate 50, makes the global density of stilt increase, and can bear load, avoid the generation of wiping ghost (push mura).In addition, fix these stilt skew (dislocation) amounts by this first opening profile.In addition, this protrusion (bump) between between this two stilt (spacers) is fixed in suitable scope with the offset amplitude of 50 of first substrate 58 and second substrates more effectively, and avoids the generation of light leak.
With reference to figure 6a-1,6a-2,6b-1,6b-2, it is according to the local top view of the panel of LCD of sixth preferred embodiment of the invention and according to the sectional view of the A-A ' tangent line of Fig. 6 a-1,6a-2, at this only with a spacer structure as an illustration.This LCD comprises first substrate 68 and second substrate 60 at least, and the layer of liquid crystal molecule (not shown) places between this two substrate 60,68.Wherein, this first substrate 68 is a top glass substrate, claims colored filter substrate again, that is comprises a plurality of chromatic filter layer 66R, 66G, 66B (color filters layers); This second substrate 60 is a lower glass substrate, claims array base palte again, that is comprises a plurality of pixel regions that defined by a plurality of first signal wires 61 (as sweep trace) interlaced with each other and secondary signal line 62 (as data line).Wherein, a plurality of supporting frameworks 65 are positioned between first substrate 68 and second substrate, in order to separating this first substrate, second substrate, thereby provide and hold the layer of liquid crystal molecule requisite space.
And shown in Fig. 6 a-1,6a-2, these second openings 611 are formed at above-mentioned wantonly two adjacent chromatic filter layer 66R, 66G, and between 66B (color filters layers), and with respect to these first signal wire 61 and these secondary signal line 62 interlaced area; A plurality of supporting frameworks 65, the shape of these second openings 611 that foundation is above-mentioned are formed at these a plurality of first signal wires 61 and a plurality of secondary signal line 62 interlaced area.These first openings 610 are formed on the arbitrary interleaving signal line of these interlaced area, are example with Fig. 6 a-1,6a-2, and these first openings 610 are formed on first signal wire 61, and these first opening, 610 shapes are similar to these second opening, 611 shapes.In addition, the above-mentioned arbitrary signal wire (for example secondary signal line 62 of 6a-1 figure) of part has an extension that is positioned at these first openings 610, and the direction of this extension is that this arbitrary signal wire is vertical substantially.With reference to figure 6b-1,6b-2 as can be known, its Lower Half, these first signal wires 61 are formed on second substrate 60 with a plurality of metal levels 69 of floating, and an insulation course 63 is covered on itself and this second substrate; Wherein these metal levels 69 of floating are positioned at first opening, 610 positions on these first signal wires 61 and are electrically insulated with these first signal wires 61.These secondary signal lines 62 are formed on this insulation course 63, and overlap with this metal level 69 of floating, and form a plurality of protrusions (bump).In other words, this protrusion (bump) comprises this float metal level 69 and this secondary signal line 62, is formed at the interlaced area of two signal wires.In addition, first first open area shown in 6b-1 figure, this secondary signal line 62 has an extension, and both sides extend to this first first opening, 610 zones, make the supporting framework 65 of first first open region contact with this second substrate 60; Second first open area shown in Fig. 6 b-2, these secondary signal line 62 extensionless are so the supporting framework 65 of second first open region is contactless with this second substrate 60.On second substrate 60 this then a protective seam 65 be covered on this secondary signal line 62 and the above-mentioned insulation course 63.And these first openings 610 also provide these supporting frameworks 65 required space in protrusion (bump) both sides.And half one thereon, a plurality of second openings 611 are formed at any two these color filter layers 66R, 66G, and between 66B, wherein these second openings 611 are positioned among these first openings 610.Wherein these supporting frameworks 65 are positioned on these color filter layers, (spacers) forms by a plurality of stilts, it is that storehouse comes out according to these second opening, 611 structures of above-mentioned these color filter layers, in addition, these stilts (spacers) across arbitrary this first signal wire 61 with secondary signal line 62 and be connected with each other, so by Fig. 6 b-1,6b-2 as can be known, these supporting frameworks 65 have a groove.In addition, a plurality of black matrix" (blackmatrixes, BM) 67 are positioned on this first substrate 68 (colored filter substrate), be formed at non-display area, for example with second substrate 60 on these first signal wires 61, secondary signal line 62, these first opening, 610 corresponding positions, thereby avoid the generation of light leak.In addition, these a plurality of black matrix"s 67 are positioned at these a plurality of color filter layers 66R, and 66G is between 66B and this first substrate 68.
That is to say, the invention provides a brand-new interval structure, it comprises and (contains) supporting construction 65 at least more than two, first supporting construction comprises two-end-point, one end points is sitting at this first second opening, 611 places, another end points is sitting on secondary signal line 62 extensions of first first opening, and cel-gap (cell-gap) at the beginning is provided; Second supporting construction also comprises two-end-point, and an end points is sitting at this second second opening 611 place, and another end points is positioned on second first opening, no secondary signal line 62 extensions on this second first opening wherein, so its not with second substrate contacts; When with external force wiping (for example with the finger wiping) substrate, the first supporting construction thing can be depressed and elastic deformation, second supporting construction then also can touch second substrate 60, make the global density of supporting construction increase, and can bear load, avoid and the generation of wiping ghost (push mura).In addition, fix these supporting construction skew (dislocation) amounts by this first opening profile.In addition, this protrusion (bump) between between this two supporting construction (spacers) is fixed in suitable scope with the offset amplitude of 60 of first substrate 68 and second substrates more effectively, and avoids the generation of light leak.
Though the present invention discloses as above with preferred embodiment; right its is not in order to restriction the present invention; without departing from the spirit and scope of the present invention, those skilled in the art can change and modify, so protection scope of the present invention should be limited by appending claims.
Claims (17)
1, a LCD comprises:
One first substrate has a plurality of chromatic filter layers;
One second substrate, have a plurality of first signal wires and a plurality of secondary signal line on it, described a plurality of first signal wire is positioned at the below of described a plurality of secondary signal lines, and described a plurality of first signal wire and described a plurality of secondary signal line are interlaced with each other, wherein each described first signal wire its be formed with first opening below upper surface with sunk area, and this first opening is positioned at the inside of this first signal wire, and described first opening is positioned at the interlaced area of described first signal wire at its place and corresponding with it described secondary signal line, and described first opening is positioned at the below of its pairing described secondary signal line, and described first opening has polygon or circular profile;
A plurality of stilts, its be positioned at described a plurality of first opening and be positioned at described first substrate and described second substrate between, in order to separate described first substrate and described second substrate.
2, LCD as claimed in claim 1 wherein, comprises at least two above supports in above-mentioned first opening.
3, LCD as claimed in claim 2 also comprises:
One separator is between its described at least two stilts in described first opening.
4, LCD as claimed in claim 3, wherein, described at least two stilts are mutually symmetrical by described separator.
5, LCD as claimed in claim 4, wherein, described separator also comprises the layer of floating, and this layer of floating is overlapping with above-mentioned described arbitrary signal line.
6, LCD as claimed in claim 4 also comprises:
One second opening, it is formed at above-mentioned wantonly two adjacent colorized optical filtering interlayers and with respect to the infall of described a plurality of first signal wires and described a plurality of secondary signal lines.
7, LCD as claimed in claim 6, wherein, described second opening is positioned among described first opening.
8, LCD as claimed in claim 7, wherein, the shape of described second opening and described first opening is polygon or circle.
9, LCD as claimed in claim 8, wherein, the shape of described second opening is similar to the shape of described first opening.
10, LCD as claimed in claim 8, wherein, described at least two stilts are connected with each other.
11, LCD as claimed in claim 6, wherein, the shape of described at least two stilts defines according to the profile of described chromatic filter layer.
12, LCD as claimed in claim 11, wherein, described at least two stilts are connected with each other.
13, LCD as claimed in claim 2, wherein, described secondary signal line has an one-sided extension that is positioned at this first opening.
14, LCD as claimed in claim 13, wherein, the direction of this one-sided extension is vertical with described secondary signal line.
15. LCD as claimed in claim 13, wherein, described extension is overlapped in one of described at least two stilts at least.
16, LCD as claimed in claim 1, wherein, the shape of above-mentioned stilt defines according to the profile of described chromatic filter layer.
17, LCD as claimed in claim 1 also comprises: a plurality of black-matrix layer are formed between described a plurality of chromatic filter layer and described first substrate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200610082704A CN100580523C (en) | 2006-05-12 | 2006-05-12 | Liquid crystal display device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN200610082704A CN100580523C (en) | 2006-05-12 | 2006-05-12 | Liquid crystal display device |
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| CN101071220A CN101071220A (en) | 2007-11-14 |
| CN100580523C true CN100580523C (en) | 2010-01-13 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100595654C (en) | 2007-12-29 | 2010-03-24 | 昆山龙腾光电有限公司 | Liquid crystal display panel |
| CN101251689B (en) * | 2008-03-31 | 2010-09-08 | 昆山龙腾光电有限公司 | Liquid crystal display panel and apparatus including the same |
| TWI446080B (en) * | 2011-09-22 | 2014-07-21 | Au Optronics Corp | Display panel |
| JP5917126B2 (en) | 2011-12-19 | 2016-05-11 | 株式会社ジャパンディスプレイ | Liquid crystal display |
| CN102736338B (en) * | 2011-12-23 | 2015-11-18 | 福建华映显示科技有限公司 | Liquid crystal disply device and its preparation method |
| TWI465814B (en) * | 2012-04-23 | 2014-12-21 | Au Optronics Corp | Liquid crystal display panel |
| CN102736311B (en) * | 2012-06-15 | 2015-05-20 | 深圳市华星光电技术有限公司 | Liquid crystal display panel and method for manufacturing same |
| JP6095322B2 (en) * | 2012-10-19 | 2017-03-15 | 株式会社ジャパンディスプレイ | Liquid crystal display |
| CN103728763A (en) * | 2013-12-31 | 2014-04-16 | 深圳市华星光电技术有限公司 | LCD panel and manufacturing method thereof |
| TWI533065B (en) * | 2014-04-18 | 2016-05-11 | 友達光電股份有限公司 | Display panel |
| CN103984148B (en) * | 2014-05-28 | 2016-08-24 | 京东方科技集团股份有限公司 | Color membrane substrates and preparation method thereof, display floater and display device |
| CN104793406A (en) * | 2015-04-29 | 2015-07-22 | 深圳市华星光电技术有限公司 | Liquid crystal display panel and liquid crystal display |
| CN104793407A (en) * | 2015-04-29 | 2015-07-22 | 深圳市华星光电技术有限公司 | Liquid crystal display panel and liquid crystal display |
| CN105137665A (en) | 2015-09-30 | 2015-12-09 | 京东方科技集团股份有限公司 | Display substrate, preparation method thereof, and display device |
| US10459277B2 (en) * | 2016-09-29 | 2019-10-29 | Samsung Display Co., Ltd. | Display device |
| CN113238412A (en) * | 2021-04-22 | 2021-08-10 | 武汉华星光电技术有限公司 | Liquid crystal display panel and display device |
| CN114690489A (en) * | 2022-04-25 | 2022-07-01 | 深圳市华星光电半导体显示技术有限公司 | Display panel and display device |
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