CN206301117U - A kind of liquid crystal display device - Google Patents
A kind of liquid crystal display device Download PDFInfo
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- CN206301117U CN206301117U CN201621443641.5U CN201621443641U CN206301117U CN 206301117 U CN206301117 U CN 206301117U CN 201621443641 U CN201621443641 U CN 201621443641U CN 206301117 U CN206301117 U CN 206301117U
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Abstract
The utility model describes a kind of liquid crystal display device, belongs to display technology field.The liquid crystal display device includes：First substrate, second substrate, the first substrate are oppositely arranged with the second substrate；The second substrate is provided with least one first septs towards the side of the first substrate；The first substrate is provided with the first metal light shield layer towards the side of the second substrate；The first metal light shield layer includes at least one first shading regions；First sept constitutes the first figure near the orthographic projection of bottom surface plane where the first substrate of the first substrate；The orthographic projection of the first shading region plane where the first substrate constitutes second graph；The second graph is identical with the shape of first figure；The second graph covers first figure, and the area of the second graph is 2~9 times of first graphics area.The utility model can reduce on state of dim spot/rule dim spot while liquid crystal light leak is improved.
Description
Technical field
The utility model is related to display technology field, more particularly to a kind of liquid crystal display device.
Background technology
People moves in society, all obtains information, wherein visual information from outside by eye, ear, mouth, nose, body all the time
Account for 70%.The distance in physical space is limited to, display device turns into record and visual information is transmitted between Different Individual
Important medium.And in the display device of numerous kinds, with it is most wide be liquid crystal display device.As shown in Figure 1A, 1B, liquid
Crystal device generally comprises CF (Color Filter, colored filter) color membrane substrates 1, the TFT (Thin being oppositely arranged
Film Transistor, thin film transistor (TFT)) array base palte 2, and it is clipped in the layer of liquid crystal molecule 3 between two substrates.Wherein, it is
Gap uniformity and stabilization between CF color membrane substrates 1 and tft array substrate 2 are kept, it is necessary to set interval between two substrates
Thing；The part of display can not be normally used in layer of liquid crystal molecule 3 in order to block, it is necessary in CF color membrane substrates 1 towards liquid crystal molecule
The side of layer sets black matrix" 4；And in order to ensure that liquid crystal molecule along being correctly oriented arrangement, and can form certain pre-
Uniformly match somebody with somebody, it is necessary to form one layer near the side of layer of liquid crystal molecule 3 in CF color membrane substrates 1 and tft array substrate 2 respectively at inclination angle
To film 5.
It is general in the prior art to prevent liquid crystal display device thick using twin columns mode high (i.e. the sept of different height)
Degree is uneven, and wherein primary divider 11 is used for the homogeneity for maintaining box thick, and secondary sept 12 is then to the normal of primary divider 11
Work helps out.When pointing to display surface 101 and deviateing the lateral outer of the normal of display surface 101 suffered by liquid crystal display device
When power is larger, primary divider 11 can occur lateral displacement, and the generation of lateral displacement can make to the alignment film of tft array substrate side
Into scuffing, certain scuffing region 501 is formed on alignment film.The liquid crystal scratched in the range of region 501 is fallen within for those to divide
Son, due to the damage of alignment film, it may appear that more disorderly orientation.And the liquid crystal molecule disorderly for orientation, in liquid crystal display
Optical rotation phenomenon occurs under the dark-state of device, and then causes the generation of light leakage phenomena.In order to improve above-mentioned situation, in the prior art
Between will be main on the basis of orthographic projection 111' of the upper bottom surface 111 of primary divider 11 in the place plane of tft array substrate 2
Black matrix" 4 near the bottom surface 112 of parting 11 extends out certain distance to block the light leak that LCD alignment disorder brings,
The black matrix area 401 formed after extending out is as shown in Figure 1A.Based on the general area for extending out the black matrix area 401 to be formed
9.5~16 times of the orthographic projection 111' areas of 11 upper bottom surface of sept 111.And extend out the presence of the black matrix area 401 to be formed
The part for being used for normal display picture in its surrounding sub-pixels 7 can be blocked, and then the near zone of primary divider 11 can be made
Aperture opening ratio in the range of 113, the aperture opening ratio in the range of the less region 114 of scope is extended out or extends out compared to other without black matrix"
Substantially reduce, and the difference of above-mentioned two regional extent inner opening rate, on state of (such as white light shape of liquid crystal display device can be made
State) under, visible dim spot of macroscopic view is formed in the range of the position near zone 113 of primary divider 11, and dim spot goes out
The quality of display picture can now be reduced.Wherein, when primary divider 11 in CF color membrane substrates 1 planar according to certain cycle
During regular distribution, then can in the bright state, formation rule dim spot, and the regular regularity of distribution of dim spot and the distribution of primary divider are one
Cause.
Utility model content
In view of this, the utility model provides a kind of liquid crystal display device.The technical scheme is as follows：The utility model is carried
Having supplied a kind of liquid crystal display device, the liquid crystal display device includes：First substrate, second substrate, the first substrate and institute
Second substrate is stated to be oppositely arranged；
The second substrate is provided with least one first septs towards the side of the first substrate；
The first substrate is provided with the first metal light shield layer towards the side of the second substrate；
The first metal light shield layer includes at least one first shading regions；
Orthographic projection structure of first sept near bottom surface plane where the first substrate of the first substrate
Into the first figure；
The orthographic projection of the first shading region plane where the first substrate constitutes second graph；
The second graph is identical with the shape of first figure；
The second graph covers first figure, and the area of the second graph is first graphics area
2~9 times.
Alternatively, first figure is regular figure, and the second graph and first figure center of gravity same
One position.
Alternatively, the area of the second graph is 4 times of first graphics area.
Alternatively, first figure is ellipse, and the second graph exists with the symmetrical centre of first figure
Same position.
Alternatively, the area of the second graph is 4 times of first graphics area.
Alternatively, the first substrate is additionally provided with active layer, of mutually insulated towards the side of the second substrate
Two metal light shield layers；
The active layer include channel region, the second metal light shield layer be located at the active layer and the first substrate it
Between；
The orthographic projection of the second metal light shield layer plane where the first substrate at least covers the channel region and exists
The orthographic projection of plane where the first substrate；
First shading region belongs to same patterned metal layer with the second metal light shield layer.
Alternatively, the thickness of the first metal light shield layer is
Alternatively, the first substrate is additionally provided with the first holding wire towards the side of the second substrate；
First holding wire is used to transmit touching signals；
First shading region belongs to same patterned metal layer with first holding wire.
Alternatively, the thickness of the first metal light shield layer is
Alternatively, the second substrate is additionally provided with multiple second septs towards the side of the first substrate；
First sept is periodically distributed on the second substrate.
Alternatively, the first metal light shield layer includes Mo.
Alternatively, first figure is circle, rectangle, square, regular pentagon or regular hexagon.
Alternatively, the first substrate is additionally provided with the first touch control electrode layer.
Alternatively, first touch control electrode layer is self-tolerant touch control electrode layer, including multiple touch-controls being arranged in array
Electrode block.
Alternatively, first touch control electrode layer is multiplexed with the common electrode layer of the liquid crystal display device.
Alternatively, the liquid crystal display device also includes second touch control electrode layer, and the second touch control electrode layer is located at institute
State on first substrate or on the second substrate；
First touch control electrode layer includes multiple first sub- touch control electrodes, and the first sub- touch control electrode is in strip, institute
The first sub- touch control electrode is stated to be arranged in order in the first direction；
The second touch control electrode layer includes multiple second sub- touch control electrodes, and the second sub- touch control electrode is in strip, institute
State the second sub- touch control electrode to be arranged in order in a second direction, the first direction intersects with the second direction；
First touch control electrode layer insulate with second touch control electrode layer.
Alternatively, first touch control electrode layer is touch-control drive electrode layer, for receiving touch-control drive signal；
The second touch control electrode layer is touch detection electrodes layer, for producing touch control detection signal.
Alternatively, the liquid crystal filled between the first substrate and the second substrate is negative liquid crystal.
Compared with prior art, the utility model at least has the following advantages that：
The utility model can cover the first sept near the bottom of first substrate by being set below the first sept
First shading region of face orthographic projection of plane where first substrate because both alignment layers are scratched the liquid crystal light leak for bringing to carrying out
Block, while liquid crystal light leakage phenomena is improved, the phenomenon of dim spot under liquid crystal display device on state of/rule dim spot can be carried out
Improve.
Brief description of the drawings
Figure 1A is a kind of schematic top plan view of liquid crystal display device in the prior art；
Figure 1B is sectional views of the Figure 1A along A-A'；
Fig. 2A is a kind of local overlooking schematic diagram of liquid crystal display device that the utility model embodiment is provided；
Fig. 2 B are sectional views of the Fig. 2A along B-B'；
Fig. 2 C are that the bottom surface structure of the first sept in a kind of liquid crystal display device that the utility model embodiment is provided shows
It is intended to.
Fig. 2 D are a kind of knots of the first touch control electrode layer in a kind of liquid crystal display device that the utility model embodiment is provided
Structure schematic diagram；
Fig. 2 E are the another kinds of the first touch control electrode layer in a kind of liquid crystal display device that the utility model embodiment is provided
Structural representation；
Fig. 3 is the local overlooking schematic diagram of another liquid crystal display device that the utility model embodiment is provided.
Specific embodiment
It is understandable to enable above-mentioned purpose of the present utility model, feature and advantage to become apparent, below in conjunction with accompanying drawing and
Embodiment is described further to the utility model.
It should be noted that elaborating detail in order to fully understand the utility model in the following description.But
The utility model can be implemented with various different from other manner described here, those skilled in the art can without prejudice to
Similar popularization is done in the case of the utility model intension.Therefore the utility model is not limited by following public specific embodiment
System.
The utility model provides a kind of liquid crystal display device, and Fig. 2A is a kind of liquid crystal that the utility model embodiment is provided
The local overlooking schematic diagram of display device, Fig. 2 B are sectional views of the Fig. 2A along B-B', and the liquid crystal display device 200 includes：First
Substrate 21, second substrate 22, first substrate 21 are oppositely arranged with second substrate 22.Second substrate 22 towards first substrate 21 one
Side is provided with least one first septs 23.First substrate 21 is provided with the first metal shading towards the side of second substrate 22
Layer 211.First metal light shield layer 211 includes at least one first shading regions 2110.First sept 23 is near first substrate 21
Bottom surface 230 the place plane of first substrate 21 orthographic projection constitute the first figure 230'.First shading region 2110 is in the first base
The orthographic projection of the place plane of plate 21 constitutes second graph 2110'.Second graph 2110' is identical with the shape of the first figure 230'.
Second graph 2110' covers the first figure 230', and the area of second graph 2110' is the 2~9 of the first figure 230' areas
Times.
Specifically, as shown in Figure 2 B, liquid crystal display device 200 includes the second substrate being cascading from top to bottom
22nd, the first sept 23, layer of liquid crystal molecule 24, orientation film layer 25, pixel electrode 26, public electrode, the first shading region 2110,
One substrate 21 and backlight module.Wherein, first substrate 21 and second substrate 22 can be respectively tft array substrate and CF coloured silk films
Substrate, the first sept 23 plays the effect for maintaining liquid crystal cell thick, and backlight module can provide light for liquid crystal display device 200
Source, the first shading region 2110 has shade function, and the liquid crystal molecule in layer of liquid crystal molecule 24 is in pixel electrode 26 and common electrical
Deflected in the presence of electric field between pole, and then realize the display function of liquid crystal display device.In liquid crystal display device 200
In the case that lateral external force suffered by display surface 220 is excessive, orientation film layer 25 is being leaned on because of the lateral displacement of the first sept 23
The bottom surface 230 of nearly first sept 23 is formed about certain scuffing region 251, wherein, closer to the possibility that bottom surface 230 scratches
It is bigger.As shown in Fig. 2A, 2B, the first shading region 2110 is arranged at the underface of the first sept 23, the shading of bottom surface 230 and first
Area 2110 respectively constitutes the first figure 230' and second graph 2110' in the orthographic projection of the place plane of first substrate 21, wherein, the
Two figure 2110' cover the first figure 230' and shape is identical, and the area of second graph 2110' is the first figure 230' areas
2~9 times, i.e., when light from the surrounding of the first sept of light source directive 23 because orientation film layer 25 is scratched the disorderly liquid crystal of orientation
During molecule, the first shading region 2110 can form to incident ray before incident ray reaches liquid crystal molecule and block, and make its nothing
Method reaches the disorderly liquid crystal molecule of orientation, and then can improve the light leakage phenomena under the dark-state of liquid crystal display device 200.Compared to existing
There are the technical scheme blocked to light leak by extending out the black matrix" being arranged on CF color membrane substrates in technology, this implementation
The area of i.e. the first shading regions 2110 of second graph 2110' is used to hide under being less than the state of extending out in the technical scheme that example is provided
Keep off the area of the black matrix" of light leak, you can to lift the big of pixel aperture ratio in the range of the peripheral region 231 of the first sept 23
It is small, make the difference reduction of the pixel aperture ratio in the range of its region 232 with the nothing distribution of the first sept 23, and then improve liquid crystal
Dim spot or regular dim spot phenomenon under display device on state of.
Alternatively, the first figure 230' be regular figure, and second graph 2110' and the first figure 230' center of gravity 2301
In same position.
Specifically, as shown in Figure 2 A, the shape of the bottom surface 230 of the first sept 23 can be flat with where first substrate 21
The parallel regular figure in face (has the figure of geometric center), i.e. the first figure 230' can be with the bottom surface of the first sept 23
230 shape is identical with size, and the first metal light shield layer 211 (can then be advised with the first figure 230' centers of gravity
The then geometric center of figure) it is identical, and area ratio identical with the first figure 230' shapes is formed 2 using the method for such as etching
The first shading region 2110 in the range of~9 times, wherein, second graph 2110' is equal with the size of the first shading region 2110,
The more big effect for then improving light leak of the area of the first shading region 2110 is better simultaneously, smaller first sept 23 of opposite then area
Aperture opening ratio is bigger in the range of peripheral region 231, and dim spot or rule under the more big corresponding liquid crystal display device on state of of aperture opening ratio
Then the improvement of dim spot phenomenon is more obvious.The probability scratched by the first sept 23 in all directions between orientation film layer 25 it is equal
One property, is regular figure when the first figure 230' is set, and second graph 2110' is identical with the shape of the first figure 230', weight
, in same position, the first shading region 2110 is more preferable to the occlusion effect of light leak, and is easily achieved in design for the heart.
Alternatively, as shown in Figure 2 A, the first figure 230' is square.Specifically, the bottom surface 230 of the first sept 23 can
With parallel with the place plane of first substrate 21, the shape and area of the bottom surface 230 of the first figure 230' and the first sept 23 are big
It is small identical.And second graph 2110' is identical with the shape of the first figure 230', center of gravity is in same position.It is equal for shape
It is foursquare first figure 230' and second graph 2110', corresponding summit 2302 and 2111 is respectively present, wherein pushing up
Point 2302, summit 2111 is with center of gravity 2301 on same straight line.In addition to square, alternatively, the first figure 230' is first
The shape of the bottom surface 230 of sept 23 can also be rectangle, regular pentagon or regular hexagon.Wherein either rectangle, just
Pentagon also or regular hexagon, all respectively has an energy in the first figure 230' and second graph 2110'
The side being enough parallel to each other.Alternatively, the shape of the first figure 230' can also be circle.
Preferably, the area of second graph 2110' is 4 times of the first figure 230' areas.
Specifically, the first figure 230' and second graph 2110' are regular figure, and the shape of the two is identical, has
Identical center of gravity.The area of second graph 2110' is 4 times of the first figure 230' areas, and now, the first shading region 2110 is being protected
While card is obtained in that preferable light leak improvement, improves opened in the peripheral region 231 of the first sept 23 as far as possible
The size of mouth rate, is improved to the dim spot under liquid crystal display device on state of or regular dim spot phenomenon.
Fig. 2 C are that the bottom surface structure of the first sept in a kind of liquid crystal display device that the utility model embodiment is provided shows
It is intended to.Fig. 2 C show another shape style of the first figure 230' shown in Fig. 2A.
Alternatively, as shown in Figure 2 C, the first figure 230' is ellipse, and second graph 2110' and the first figure 230'
Symmetrical centre 2303 in same position.Specifically, as shown in Fig. 2 B, 2C, the shape of the bottom surface 230 of the first sept 23 can be with
It is the ellipse parallel with the place plane of first substrate 21, i.e. the shape and size of the first figure 230' and bottom surface 230 are complete
It is exactly the same, and the first metal light shield layer 211 then can with the first figure 230' identicals symmetrical centre 2303, using for example carving
The method of erosion forms and area identical with the first figure 230' shapes than the first shading region 2110 in the range of 2~9 times, its
In, second graph 2110' is equal with the size of the first shading region 2110, the semi-minor axis 23031 of the first figure 230' and
The semi-minor axis 23032 of two figure 2110' is on same straight line.Preferably, the area of second graph 2110' is the first figure
4 times of 230' areas.Now, the first shading region 2110 can be while ensureing to obtain preferable light leak improvement, to liquid
Dim spot or regular dim spot phenomenon under crystal device on state of carry out improvement as big as possible.
Alternatively, the first metal light shield layer 211 includes Mo.Metal Mo has the coefficient of expansion small, and conductance is big, heat conductivility
The physical characteristic such as good, Mo and its alloy are widely applied in terms of the electronic devices such as electron tube, transistor and rectifier.
Alternatively, the liquid crystal filled between first substrate 21 and second substrate 22 is negative liquid crystal.Negative liquid crystal refers to liquid
One type of liquid crystal molecule of the dielectric constant in brilliant molecular long axis direction less than the dielectric constant in molecular short-axis direction.Negative liquid crystal is in electricity
Vertical electric field direction arrangement in.Negative liquid crystal has the excellent of high-penetration rate, high-contrast and low-power consumption with respect to positivity liquid crystal
Point.
Alternatively, first substrate 21 is additionally provided with the active layer 27, second of mutually insulated towards the side of second substrate 22
Metal light shield layer 212.Active layer 27 includes channel region 271, and the second metal light shield layer 212 is located at active layer 27 and first substrate 21
Between.Second metal light shield layer 212 at least covers channel region 271 in first substrate in the orthographic projection of the place plane of first substrate 21
The orthographic projection of 21 place planes.First shading region 2110 and the second metal light shield layer 212 belong to same patterned metal layer.
Specifically, as shown in Fig. 2A, 2B, liquid crystal display device 200 includes the second base being cascading from top to bottom
Plate 22, the first sept 23, layer of liquid crystal molecule 24, orientation film layer 25, pixel electrode 26, public electrode, active layer 27, first hide
Light area 2110, the second metal light shield layer 212, first substrate 21 and backlight module.Active layer 27 includes channel region 271 and gently mixes
Miscellaneous area 272, the thin film transistor switch 20 of top gate structure includes active layer 27, gate line 28, source electrode 201 and drain electrode 202, its
Middle channel region 271 is used for when thin film transistor switch 20 is turned on, and is the transmission of free electron between source electrode 201 and drain electrode 202
Passage is provided.The data wire that first substrate 21 is also provided with a plurality of arrangements of X in the first direction and Y extends in a second direction
29th, a plurality of arrangements of Y in a second direction and the gate line 28 that X extends in the first direction, first direction X intersect with second direction Y.Number
It is used for transmitting display signal therefor according to line 29, gate line 28 is used to transmit scanning signal, data wire 29 and the transposition insulator of gate line 28, phase
The region limited between two adjacent data lines 29 and two adjacent gate lines 28 constitutes pixel region 260.In pixel region
260 are provided with transparent pixel electrode 26 and public electrode accordingly.Opened via gate line 28 in thin film transistor switch 20
Afterwards, data wire 29 charges via the source electrode 201 and drain electrode 202 of thin film transistor switch 20 to pixel electrode 26, makes it have one
Fixed potential.And layer of liquid crystal molecule 24 can be controlled by the regulation to the electrical potential difference between pixel electrode 26 and public electrode
The deflection of middle liquid crystal molecule, and then to realize the display function of display device.Second metal light shield layer 212 is in the institute of first substrate 21
Orthographic projection of the channel region 271 in the place plane of first substrate 21 can be at least covered in the orthographic projection of plane, i.e. the second metal hides
Photosphere 212 can be formed to back light and blocked, and it is irradiated on channel region 271, and then can prevent channel region 271
The generation of middle photo-generated carrier, and the generation of photo-generated carrier can cause shadow to the electrology characteristic of thin film transistor switch (TFT)
Ring, such as leakage current under thin film transistor switch closed mode etc..As shown in Fig. 2A, 2B, the first shading region 2110 can be with
Second metal light shield layer 212 belongs to same patterned metal layer, you can obtained respectively by methods such as etchings with same metal level
To the first shading region 2110 and the second metal light shield layer 212, the first shading region 2110 sets with the insulation of the second metal light shield layer 212
Put, and the distribution of the first shading region 2110 then can be along the bearing of trend of data wire 29.Alternatively, the first shading region 2110 is gone back
Can be distributed along the bearing of trend of gate line 28, be electrically connected with the second metal light shield layer 212 or overlapped with layer.Can
Selection of land, the first metal light shield layer 211 is that the thickness of the first shading region 2110 is
Alternatively, second substrate 22 is additionally provided with multiple second septs towards the side of first substrate 21.First interval
Thing 23 is periodically distributed on second substrate 22.As shown in Fig. 2A, 2B, the second sept exists near the bottom surface of first substrate 21
The orthographic projection of the place plane of first substrate 21 constitutes the 3rd figure 233'.
Specifically, the first sept 23 and the second sept can be arranged on the side of second substrate 22 with layer.Between first
Parting 23 is used to maintain box thickness homogeneity, and the second sept can be used to, when liquid crystal display device is larger by external force, prevent the
One sept 23 causes to concentrate stress excessive because supporting area small, triggers the thick change of expendable box or structural broken
It is bad.In order to further lift maintenance effect of first sept 23 to box thickness homogeneity, as shown in Figure 2 A, the first sept
23 can be distributed with by row by the two dimensional surface periodically that X and second direction Y are constituted in a first direction in the form of arranging.It is optional
Ground, the first sept 23 can also X and second direction Y are constituted in a first direction in the form of Hexagonal Close-packed two dimensional surface inner circumferential
Phase property is distributed.
Alternatively, as shown in Figure 2 B, first substrate 21 is additionally provided with the first touch control electrode layer 30.
Fig. 2 D are a kind of knots of the first touch control electrode layer in a kind of liquid crystal display device that the utility model embodiment is provided
Structure schematic diagram.It is a kind of concrete structure schematic diagram of the first touch control electrode layer in Fig. 2 B shown in Fig. 2 D.
Alternatively, as shown in Figure 2 D, the first touch control electrode layer 30 is self-tolerant touch control electrode layer, including be arranged in array
Multiple touch control electrode blocks 301.
Alternatively, the first touch control electrode layer 30 is multiplexed with the common electrode layer of liquid crystal display device 200.
Specifically, as shown in Figure 2 B, liquid crystal display device 200 includes the second substrate being cascading from top to bottom
22nd, the first sept 23, layer of liquid crystal molecule 24, orientation film layer 25, pixel electrode 26, the first touch control electrode layer 30, the first shading
Area 2110, first substrate 21 and backlight module.Wherein, as shown in Figure 2 D, the first touch control electrode layer 30 is self-capacitance touch-control
Electrode layer, including the multiple touch control electrode blocks 301 being arranged in array, each touch control electrode block 301 are capable of achieving touch-control and drive letter
Number reception and touch control detection signal generation.As shown in Figure 2 B, the first touch control electrode layer 30 can be multiplexed with public electrode
Layer, wherein each touch control electrode block 301 respectively via the holding wire 302 being electrically connected realize touch-control drive signal input and
The output of touch control detection signal.
Fig. 2 E are the another kinds of the first touch control electrode layer in a kind of liquid crystal display device that the utility model embodiment is provided
Structural representation.It is another concrete structure schematic diagram of the first touch control electrode layer in Fig. 2 B shown in Fig. 2 E.
Alternatively, as shown in Figure 2 E, in addition to the first touch control electrode layer 30, liquid crystal display device 200 also includes the second touch-control
Electrode layer 31, the first touch control electrode layer 30 includes multiple first sub- touch control electrodes 301, and the first sub- touch control electrode 301 is in strip, the
X is arranged in order one sub- touch control electrode 301 in the first direction.Second touch control electrode layer 31 includes multiple second sub- touch control electrodes 311,
Second sub- touch control electrode 31 is in strip, and Y is arranged in order the second sub- touch control electrode 311 in a second direction, first direction X and second party
Intersect to Y.First touch control electrode layer 30 insulate with second touch control electrode layer 31.Alternatively, second touch control electrode layer 31 is located at the
On one substrate 21 or second substrate 22.
Alternatively, the first touch control electrode layer 30 is touch-control drive electrode layer, for receiving touch-control drive signal.Second touch-control
Electrode layer 31 is touch detection electrodes layer, for producing touch control detection signal.Wherein, after touch-control drive signal is applied, touch-control
Drive electrode layer can produce mutual capacitance (coupled capacitor) with touch detection electrodes layer infall, when the screen of human contact to display surface
During curtain, an electric capacity, touch-control drive electrode layer and touch control detection electricity will be formed due to human body grounding, between finger and capacitance plate
Mutual capacitance between the layer of pole can reduce, and touch detection electrodes layer can produce corresponding touch control detection signal, thus by corresponding
Can determine that specific touch-control occurs position after conversion.It should be noted that can also be among these that the first touch control electrode layer is made
It is touch detection electrodes layer, second touch control electrode layer corresponding touch detection electrodes layer and is touched as touch-control drive electrode layer
The function of controlling drive electrode layer is same with the function phase of foregoing involved touch detection electrodes layer and touch-control drive electrode layer.
It should be noted that as shown in Figure 2 B, can be with first substrate 21 in the embodiment that the utility model is provided
It is provided with cushion 213, interlayer insulating film 214, each insulating barrier 215,216,217 between conductor Rotating fields, wherein pixel electricity
Pole 26 is electrically connected with the drain electrode 202 of thin film transistor switch 20 by via.
Fig. 3 is the local overlooking schematic diagram of another liquid crystal display device that the utility model embodiment is provided, alternatively,
As shown in figure 3, from unlike the liquid crystal display device shown in Fig. 2A, 2B, the first substrate of the liquid crystal display device shown in Fig. 3
21 are additionally provided with the first holding wire 32 towards the side of second substrate 22, and the first shading region 2110 belongs to same with the first holding wire 32
One patterned metal layer, wherein, the first holding wire 32 is used to transmit touching signals.
Specifically, liquid crystal display device can be touch control liquid crystal display device, and first substrate 21 is towards second substrate 22
Side sets the first holding wire 32 that promising touch control electrode layer 30 transmits touching signals.Wherein, touch control electrode layer 30 can be certainly
Capacitance touching control electrode layer.First holding wire 32 is electrically connected with touch control electrode layer 30 by via 321.First holding wire 32 exists
Orthographic projection of the orthographic projection of the place plane of first substrate 21 by data wire 29 in the place plane of first substrate 21 is covered.First shading
The holding wire 32 of area 2110 and first belongs to same patterned metal layer, and specifically, it can be electrically connected with the first holding wire 32
It is distributed in the intersection of data wire 29 and gate line 28.Alternatively, touch control electrode layer 30 can also be mutual capacitance type touch control electrode
Layer.Alternatively, the thickness of i.e. the first shading region 2110 of the first metal light shield layer 211 is
Above content is to combine specific preferred embodiment further detailed description of the utility model, it is impossible to
Assert that specific implementation of the present utility model is confined to these explanations.For the ordinary skill of the utility model art
For personnel, without departing from the concept of the premise utility, some simple deduction or replace can also be made, should all regarded
To belong to protection domain of the present utility model.
Claims (18)
1. a kind of liquid crystal display device, it is characterised in that the liquid crystal display device includes：First substrate, second substrate, it is described
First substrate is oppositely arranged with the second substrate；
The second substrate is provided with least one first septs towards the side of the first substrate；
The first substrate is provided with the first metal light shield layer towards the side of the second substrate；
The first metal light shield layer includes at least one first shading regions；
First sept constitutes the near the orthographic projection of bottom surface plane where the first substrate of the first substrate
One figure；
The orthographic projection of the first shading region plane where the first substrate constitutes second graph；
The second graph is identical with the shape of first figure；
The second graph covers first figure, and the area of the second graph is the 2~9 of first graphics area
Times.
2. liquid crystal display device as claimed in claim 1, it is characterised in that first figure is regular figure, and described
The center of gravity of second graph and first figure is in same position.
3. liquid crystal display device as claimed in claim 2, it is characterised in that the area of the second graph is first figure
4 times of shape area.
4. liquid crystal display device as claimed in claim 1, it is characterised in that first figure is ellipse, and described the
The symmetrical centre of two figures and first figure is in same position.
5. liquid crystal display device as claimed in claim 4, it is characterised in that the area of the second graph is first figure
4 times of shape area.
6. the liquid crystal display device as any one of claim 1-5, it is characterised in that the first substrate is towards described
The side of second substrate is additionally provided with the active layer of mutually insulated, the second metal light shield layer；
The active layer includes channel region, and the second metal light shield layer is located between the active layer and the first substrate；
The orthographic projection of the second metal light shield layer plane where the first substrate at least covers the channel region described
The orthographic projection of plane where first substrate；
First shading region belongs to same patterned metal layer with the second metal light shield layer.
7. the liquid crystal display device as any one of claim 1-5, it is characterised in that the first substrate is towards described
The side of second substrate is additionally provided with the first holding wire；
First holding wire is used to transmit touching signals；
First shading region belongs to same patterned metal layer with first holding wire.
8. the liquid crystal display device as any one of claim 1-5, it is characterised in that the second substrate is towards described
The side of first substrate is additionally provided with multiple second septs；
First sept is periodically distributed on the second substrate.
9. the liquid crystal display device as any one of claim 1-5, it is characterised in that the first metal light shield layer bag
Include Mo.
10. liquid crystal display device as claimed in claim 6, it is characterised in that the thickness of the first metal light shield layer is
11. liquid crystal display devices as claimed in claim 7, it is characterised in that the thickness of the first metal light shield layer is
12. liquid crystal display devices as claimed in claim 2 or claim 3, it is characterised in that first figure be circle, rectangle,
Square, regular pentagon or regular hexagon.
13. liquid crystal display device as any one of claim 1-5, it is characterised in that the first substrate also sets up
There is the first touch control electrode layer.
14. liquid crystal display devices as claimed in claim 13, it is characterised in that first touch control electrode layer is touched for self-tolerant
Control electrode layer, including the multiple touch control electrode blocks being arranged in array.
15. liquid crystal display devices as claimed in claim 14, it is characterised in that first touch control electrode layer is multiplexed with described
The common electrode layer of liquid crystal display device.
16. liquid crystal display devices as claimed in claim 13, it is characterised in that the liquid crystal display device also includes that second touches
Control electrode layer, the second touch control electrode layer is located on the first substrate or on the second substrate；
First touch control electrode layer includes multiple first sub- touch control electrodes, and the first sub- touch control electrode is in strip, described the
One sub- touch control electrode is arranged in order in the first direction；
Second touch control electrode layer includes multiple second sub- touch control electrodes, and the second sub- touch control electrode is in strip, described the
Two sub- touch control electrodes are arranged in order in a second direction, and the first direction intersects with the second direction；
First touch control electrode layer insulate with second touch control electrode layer.
17. liquid crystal display devices as claimed in claim 16, it is characterised in that first touch control electrode layer drives for touch-control
Electrode layer, for receiving touch-control drive signal；
The second touch control electrode layer is touch detection electrodes layer, for producing touch control detection signal.
18. liquid crystal display device as any one of claim 1-5, it is characterised in that the first substrate with it is described
The liquid crystal filled between second substrate is negative liquid crystal.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621443641.5U CN206301117U (en) | 2016-12-27 | 2016-12-27 | A kind of liquid crystal display device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201621443641.5U CN206301117U (en) | 2016-12-27 | 2016-12-27 | A kind of liquid crystal display device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108319397A (en) * | 2018-02-12 | 2018-07-24 | 京东方科技集团股份有限公司 | A kind of array substrate, touch control display apparatus |
| JP2019082526A (en) * | 2017-10-30 | 2019-05-30 | セイコーエプソン株式会社 | Transmission type electro-optic device and electronic equipment |
| CN111679526A (en) * | 2020-06-24 | 2020-09-18 | 武汉华星光电技术有限公司 | Display panel and display device |
-
2016
- 2016-12-27 CN CN201621443641.5U patent/CN206301117U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2019082526A (en) * | 2017-10-30 | 2019-05-30 | セイコーエプソン株式会社 | Transmission type electro-optic device and electronic equipment |
| CN108319397A (en) * | 2018-02-12 | 2018-07-24 | 京东方科技集团股份有限公司 | A kind of array substrate, touch control display apparatus |
| CN108319397B (en) * | 2018-02-12 | 2021-08-17 | 京东方科技集团股份有限公司 | Array substrate and touch display device |
| CN111679526A (en) * | 2020-06-24 | 2020-09-18 | 武汉华星光电技术有限公司 | Display panel and display device |
| CN111679526B (en) * | 2020-06-24 | 2021-05-28 | 武汉华星光电技术有限公司 | Display panel and display device |
| WO2021258531A3 (en) * | 2020-06-24 | 2022-02-10 | 武汉华星光电技术有限公司 | Display panel and display device |
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