CN206892518U - The changeable liquid crystal display device in visual angle - Google Patents
The changeable liquid crystal display device in visual angle Download PDFInfo
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- CN206892518U CN206892518U CN201720685443.8U CN201720685443U CN206892518U CN 206892518 U CN206892518 U CN 206892518U CN 201720685443 U CN201720685443 U CN 201720685443U CN 206892518 U CN206892518 U CN 206892518U
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- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 94
- 230000000007 visual effect Effects 0.000 title claims abstract description 45
- 239000000758 substrate Substances 0.000 claims abstract description 50
- 230000005611 electricity Effects 0.000 claims description 17
- 230000004888 barrier function Effects 0.000 claims description 8
- 239000010408 film Substances 0.000 description 18
- 230000000694 effects Effects 0.000 description 8
- 230000001681 protective effect Effects 0.000 description 3
- 239000010409 thin film Substances 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005684 electric field Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000000059 patterning Methods 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- MRNHPUHPBOKKQT-UHFFFAOYSA-N indium;tin;hydrate Chemical compound O.[In].[Sn] MRNHPUHPBOKKQT-UHFFFAOYSA-N 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000012780 transparent material Substances 0.000 description 1
- YVTHLONGBIQYBO-UHFFFAOYSA-N zinc indium(3+) oxygen(2-) Chemical compound [O--].[Zn++].[In+3] YVTHLONGBIQYBO-UHFFFAOYSA-N 0.000 description 1
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Abstract
A kind of changeable liquid crystal display device in visual angle,Including first substrate,Second substrate and liquid crystal layer,First substrate is provided with public electrode,Pixel electrode is provided with each pixel cell on second substrate,Liquid crystal layer is closed on first substrate and is provided with the first alignment film,First alignment film has the first alignment direction,Liquid crystal layer is closed on second substrate and is provided with the second alignment film,Second alignment film has the second alignment direction,First alignment direction is vertical with the second alignment direction,The first viewing angle control electrode and the second viewing angle control electrode are additionally provided with first substrate,First viewing angle control electrode includes multiple first viewing angle control electrode strips,Second viewing angle control electrode includes multiple second viewing angle control electrode strips,The bearing of trend of one of first viewing angle control electrode strip and the second viewing angle control electrode strip is parallel to the first alignment direction,Another bearing of trend of first viewing angle control electrode strip and the second viewing angle control electrode strip is parallel to the second alignment direction.The utility model can realize the width view angle switch of the liquid crystal display device in the lateral or vertical direction, can also further realize full narrow viewing angle.
Description
Technical field
The technical field of liquid crystal display is the utility model is related to, is filled more particularly to a kind of changeable liquid crystal display in visual angle
Put.
Background technology
Liquid crystal display device (liquid crystal display, LCD) have image quality is good, small volume, in light weight, low drive
The advantages of dynamic voltage, low-power consumption, relatively low radiationless and manufacturing cost, occupied an leading position in flat display field.
Although present display device develops progressively towards the direction of wide viewing angle, display device is also needed in many occasions
Possesses the function that wide viewing angle mutually switches with narrow viewing angle, to protect individual privacy or business secret.
Wide viewing angle and the switching majority of narrow viewing angle are to block function by shutter to realize at present, and this just needs
Outside display device, additionally prepare a Protective film, use very inconvenient.
Wide viewing angle and the another way of narrow viewing angle switching are to use two kinds of back lighting devices, and one kind uses for wide viewing angle, separately
One kind uses for narrow viewing angle, but product thickness and cost increase.
Moreover, although narrow viewing angle technology laterally or longitudinally is increasingly ripe at present, full narrow viewing angle is still difficult to realize.
Utility model content
The purpose of this utility model is to provide a kind of visual angle changeable liquid crystal display device, cut with solving existing visual angle
Drawback possessed by mode is changed, can not only realize width view angle switch laterally or longitudinally, but also can further realize
Full narrow viewing angle.
The utility model provides a kind of visual angle changeable liquid crystal display device, including first substrate and the first substrate
The second substrate being oppositely arranged and the liquid crystal layer between the first substrate and the second substrate, the first substrate are provided with
Public electrode, limited by scan line and data wire on the second substrate and form multiple pixel cells, be provided with each pixel cell
Pixel electrode, the liquid crystal layer is closed on the first substrate and is provided with the first alignment film, first alignment film has the first alignment direction,
The liquid crystal layer is closed on the second substrate and is provided with the second alignment film, second alignment film has the second alignment direction, and this first is matched somebody with somebody
It is vertical with second alignment direction to direction, the first viewing angle control electrode and the second viewing angle control electricity are additionally provided with the first substrate
Pole, the first viewing angle control electrode include multiple first viewing angle control electrode strips for being parallel to each other and being electrically connected, and this
Two viewing angle control electrodes include the multiple second viewing angle control electrode strips for being parallel to each other and being electrically connected, first visual angle control
The bearing of trend of one of electrode strip processed and the second viewing angle control electrode strip is parallel to first alignment direction, and this first
Another bearing of trend of viewing angle control electrode strip and the second viewing angle control electrode strip is parallel to second alignment direction.
Further, the first viewing angle control electrode strip and first alignment direction extend each along horizontal direction, and this
Two viewing angle control electrode strips and second alignment direction extend each along vertical direction.
Further, voltage difference is not present between the first viewing angle control electrode and the public electrode or exists to be less than and presets
The voltage difference of value, and voltage difference is not present between the second viewing angle control electrode and the public electrode or exists less than preset value
During voltage difference, the liquid crystal display device is that wide viewing angle is shown.
Further, the voltage difference more than preset value between the first viewing angle control electrode and the public electrode be present, and
When voltage difference being not present between the second viewing angle control electrode and the public electrode or the voltage difference less than preset value be present, the liquid
Crystal device is that left and right narrow viewing angle is shown.
Further, voltage difference is not present between the first viewing angle control electrode and the public electrode or exists to be less than and presets
The voltage difference of value, and between the second viewing angle control electrode and the public electrode exist more than preset value voltage difference when, the liquid
Crystal device is that full narrow viewing angle is shown.
Further, the first viewing angle control electrode strip and second alignment direction extend each along horizontal direction, and this
Two viewing angle control electrode strips and first alignment direction extend each along vertical direction.
Further, voltage difference is not present between the first viewing angle control electrode and the public electrode or exists to be less than and presets
The voltage difference of value, and voltage difference is not present between the second viewing angle control electrode and the public electrode or exists less than preset value
During voltage difference, the liquid crystal display device is that wide viewing angle is shown.
Further, voltage difference is not present between the first viewing angle control electrode and the public electrode or exists to be less than and presets
The voltage difference of value, and between the second viewing angle control electrode and the public electrode exist more than preset value voltage difference when, the liquid
Crystal device is that upper and lower narrow viewing angle is shown.
Further, the voltage difference more than preset value between the first viewing angle control electrode and the public electrode be present, and
When voltage difference being not present between the second viewing angle control electrode and the public electrode or the voltage difference less than preset value be present, the liquid
Crystal device is that full narrow viewing angle is shown.
Further, the public electrode closes on first substrate setting, and the second viewing angle control electrode closes on the liquid crystal layer
Set, the first insulating barrier is provided between the public electrode and the first viewing angle control electrode, the first viewing angle control electrode is with being somebody's turn to do
The second insulating barrier is provided between second viewing angle control electrode.
The changeable liquid crystal display device in visual angle provided by the utility model, sets the first of patterning on the first substrate
Viewing angle control electrode and the second viewing angle control electrode, the first viewing angle control electrode and the second viewing angle control electricity are applied to by control
Voltage on extremely, the width view angle switch of the liquid crystal display device in the lateral or vertical direction can be not only realized, can also be further real
Now full narrow viewing angle.So as to, without using Protective film, do not increase product thickness and cost substantially under conditions of, TN moulds can be based on
Width visual angle free switching is realized in the liquid crystal display of formula, is had stronger operating flexibility and convenience, is reached collection entertainment video
Maintained secrecy with privacy in the Multifunctional liquid crystal display device of one.
Brief description of the drawings
Fig. 1 is the part-structure floor map of liquid crystal display device in the utility model first embodiment.
Fig. 2 is schematic cross-section of the liquid crystal display device along II-II lines in Fig. 1.
Arrangements of Fig. 3 a to Fig. 3 b for two viewing angle control electrodes in Fig. 2 with public electrode liquid crystal molecule when voltage is identical
Schematic diagram.
Fig. 4 a to Fig. 4 b are the arrangement of two viewing angle control electrodes and public electrode liquid crystal molecule in voltage difference in Fig. 2
Schematic diagram.
Fig. 5 a to Fig. 5 c are the liquid crystal display device visual angle under wide viewing angle, left and right narrow viewing angle, full narrow viewing angle respectively in Fig. 1
Simulation drawing.
Fig. 6 is the part-structure floor map of liquid crystal display device in the utility model second embodiment.
Fig. 7 a to Fig. 7 c are the liquid crystal display device visual angle under wide viewing angle, upper and lower narrow viewing angle, full narrow viewing angle respectively in Fig. 6
Simulation drawing.
Embodiment
Further to illustrate that the utility model is to reach technical approach and effect that predetermined goal of the invention is taken, below
With reference to drawings and Examples, to specific embodiment of the present utility model, structure, feature and its effect, describe in detail as after.
[first embodiment]
Please join Fig. 1 to Fig. 2, the changeable liquid crystal display device in the visual angle that the present embodiment provides, including first substrate 21, with
The second substrate 22 that first substrate 21 is oppositely arranged and the liquid crystal layer 23 between first substrate 21 and second substrate 22.Its
In, first substrate 21 is colored filter substrate, and second substrate 22 is thin-film transistor array base-plate.
First substrate 21 is being provided with the (common of public electrode 211 close to the side of liquid crystal layer 23 (i.e. inner side)
Electrode), the first insulating barrier 212, the first viewing angle control electrode 213, the second insulating barrier 214, the second viewing angle control electrode
215 and first alignment film 216.
Second substrate 22 is being provided with scan line 222, data wire 223, film crystalline substance close to the side of liquid crystal layer 23 (i.e. inner side)
Body pipe (TFT) 224, pixel electrode 225 (pixel electrode) and the second alignment film 226.Wherein, multi-strip scanning line 222 with
A plurality of data lines 223, which intersects, limits multiple pixel cells of the formation in array distribution, and pixel is provided with each pixel cell
Electrode 225.Thin film transistor (TFT) 224 is located near the position that scan line 222 is intersected with data wire 223, each thin film transistor (TFT) 224
Including grid, source electrode and drain electrode, scan line 222 wherein corresponding to grid electrical connection, data wire 223 corresponding to source electrode electrical connection,
Pixel electrode 225 corresponding to drain electrode electrical connection.
In the present embodiment, public electrode 211 and pixel electrode 225 are respectively formed on different substrate, wherein public electrode
211 are formed on first substrate 21, and pixel electrode 225 is formed on second substrate 22, and the liquid crystal display device is applied to distortion
The liquid crystal display device of nematic (Twisted Nematic, TN), i.e., based on being improved based on TN type liquid crystal displays.
Liquid crystal layer 23 is closed on first substrate 21 first alignment film 216 is set, the first alignment film 216 has the first orientation side
To X1.Liquid crystal layer 23 is closed on second substrate 22 second alignment film 226 is set, the second alignment film 226 has the second alignment direction
X2.In the present embodiment, the first alignment direction X1 is along horizontal direction, and the second alignment direction X2 is along vertical direction, the first orientation
Direction X1 is vertical with the second alignment direction X2.
Because the second alignment direction X2 of the second alignment film 226 and the first alignment direction X1 of the first alignment film 216 are mutual
Vertically, so that 90 ° of twisting gesture row can be presented in the liquid crystal molecule in liquid crystal layer 23 between upper and lower two substrates 21,22
Row.Specifically, the orientation to the first alignment film 216 and the second alignment film 226 can be realized by modes such as friction matching, light orientations
Operation.
Public electrode 211 on first substrate 21 is preferably the plane-shape electrode in whole face.The He of first viewing angle control electrode 213
Second viewing angle control electrode 215 is pattern structure, wherein the first viewing angle control electrode 213 includes being parallel to each other and electrically connecting
Multiple first viewing angle control electrode strip 213a (only illustrating one of them first viewing angle control electrode strip 213a in figure) together,
Second viewing angle control electrode 215 includes the multiple second viewing angle control electrode strip 215a (figures for being parallel to each other and being electrically connected
In only illustrate one of them second viewing angle control electrode strip 215a).In the present embodiment, the first viewing angle control electrode strip 213a's prolongs
Stretch and be oriented parallel to the first alignment direction X1, the second viewing angle control electrode strip 215a bearing of trend is parallel to the second alignment direction
X2, i.e. the first viewing angle control electrode strip 213a and the first alignment direction X1 extend each along horizontal direction, the second viewing angle control electricity
Pole bar 215a and the second alignment direction X2 extends each along vertical direction.
In the present embodiment on first substrate 21, public electrode 211 closes on first substrate 21 and set, the second viewing angle control electricity
Pole 213 is closed on liquid crystal layer 23 and set, and the first insulating barrier 212 is set between the viewing angle control electrode 213 of public electrode 211 and first,
Make mutually insulated, the first viewing angle control electrode 213 and the second visual angle between the viewing angle control electrode 213 of public electrode 211 and first
Second insulating barrier 214 is set between coordination electrode 215, make the first viewing angle control electrode 213 and the second viewing angle control electrode 215 it
Between mutually insulated.
Above-mentioned the first viewing angle control electrode 213, the second viewing angle control electrode 215, public electrode 211 and pixel electrode
225 can use the electrically conducting transparent materials such as tin indium oxide (ITO), indium zinc oxide (IZO) to be made for transparency electrode.
First viewing angle control electrode 213 and the second viewing angle control electrode 215 are used to apply voltage, to control the liquid crystal display
Device switches between wide viewing angle and narrow viewing angle.Specifically, the liquid crystal display device also includes driving chip (not shown), and first
The viewing angle control electrode 215 of viewing angle control electrode 213 and second electrically connects with the driving chip respectively, can be with by the driving chip
Separately apply voltage signal to the first viewing angle control electrode 213 and the second viewing angle control electrode 215, so as to be regarded first
Different voltage differences (biasing) are produced between angle coordination electrode 213 and public electrode 211, and in the second viewing angle control electrode
Different voltage differences (biasing) are produced between 215 and public electrode 211, make the liquid crystal display device realize show in wide viewing angle and
Narrow viewing angle switches between showing.
As best seen in figs. 3a and 3b, when the first viewing angle control electrode 213, the second viewing angle control electrode 215 and public electrode
When voltage difference being not present between 211 or the voltage difference (such as voltage difference is less than 1V) less than preset value be present, the liquid crystal display device
For normal display.If pixel electrode 225 does not apply data-signal, liquid crystal molecule is kept just between upper and lower base plate 21,22
White state is presented in the twisting gesture of beginning, the liquid crystal display device, as shown in Figure 3 a；If pixel electrode 225 applies data-signal,
Initial twisting gesture of the liquid crystal molecule between upper and lower base plate 21,22 is broken, and black state is presented in the liquid crystal display device, such as Fig. 3 b
It is shown.
As shown in Fig. 4 a and Fig. 4 b, when the first viewing angle control electrode 213, the second viewing angle control electrode 215 and public electrode
When the voltage difference (such as voltage difference is more than 1V) more than preset value between 211 be present, the first viewing angle control electrode 213, the second visual angle
, can be in the inner side of first substrate 21 close to liquid crystal layer 23 due to larger bias be present between coordination electrode 215 and public electrode 211
Region formed electric field (as shown in arrow E in figure), liquid crystal molecule deflects under the electric field action, ultimately results in screen and goes out
Existing light leakage phenomena, contrast reduces and visual angle reduces, and the visual angle of liquid crystal display device is narrowed.If pixel electrode 225 is not applied
Add data-signal, then white state is presented in the liquid crystal display device, as shown in fig. 4 a；If pixel electrode 225 applies data-signal,
Black state is presented in the liquid crystal display device, as shown in Figure 4 b.
Specifically, as shown in Table 1, in the present embodiment, when between the first viewing angle control electrode 213 and public electrode 211
In the absence of voltage difference or voltage difference (such as voltage difference is less than 1V) less than preset value be present, and the second viewing angle control electrode 215 and
When voltage difference being not present between public electrode 211 or the voltage difference (such as voltage difference is less than 1V) less than preset value be present, the liquid crystal
Display device is that wide viewing angle is shown.As shown in Figure 5 a, the present embodiment is in the case where wide viewing angle is shown, up/down/left right to visual angle
60 ° or so can be reached, center contrast can reach 940 or so.
When between the first viewing angle control electrode 213 and public electrode 211 exist more than preset value voltage difference (such as voltage difference
More than 1V), and voltage difference is not present between the second viewing angle control electrode 215 and public electrode 211 or exists less than preset value
During voltage difference (such as voltage difference is less than 1V), the liquid crystal display device is that left and right narrow viewing angle is shown.As shown in Figure 5 b, the present embodiment exists
Left and right narrow viewing angle shows down, and the visual angle in up/down direction can reach 60 ° or so, but left right to visual angle be reduced to 30 ° of left sides
The right side, i.e., narrow viewing angle display effect is realized in left and right directions, and center contrast can maintain 385 during the display of left and right narrow viewing angle
Left and right.
It is less than preset value when voltage difference is not present between the first viewing angle control electrode 213 and public electrode 211 or exists
Voltage difference (such as voltage difference is less than 1V), and exist between the second viewing angle control electrode 215 and public electrode 211 more than preset value
During voltage difference (such as voltage difference is more than 1V), the liquid crystal display device is that full narrow viewing angle is shown.As shown in Figure 5 c, the present embodiment is complete
Narrow viewing angle shows down, and the visual angle in up/down direction is reduced to 10 ° or so, left right to visual angle be reduced to 15 ° or so, i.e., in upper bottom left
Right direction realizes narrow viewing angle display effect, and center contrast can maintain 20 or so during full narrow viewing angle display.
When between the first viewing angle control electrode 213 and public electrode 211 exist more than preset value voltage difference (such as voltage difference
More than 1V), and voltage difference (such as voltage difference more than preset value between the second viewing angle control electrode 215 and public electrode 211 be present
More than 1V) when, although the liquid crystal display device can also realize that full narrow viewing angle is shown, center contrast now can drop to
Reduced levels, display effect is poor, therefore general it is not recommended that simultaneously in the first viewing angle control electrode 213 and the second viewing angle control electricity
Apply the bias of higher magnitude on pole 215.
Table one
[second embodiment]
It please join Fig. 6, the present embodiment and the main distinction of above-mentioned first embodiment are, in the present embodiment, the first orientation
Direction X1 is along vertical direction, and the second alignment direction X2 is along horizontal direction, the first alignment direction X1 and the second alignment direction X2
Vertically；Meanwhile first viewing angle control electrode strip 213a bearing of trend parallel to the second alignment direction X2, the second viewing angle control electricity
Pole bar 215a bearing of trend is parallel to the first alignment direction X1, i.e. the first viewing angle control electrode strip 213a and the second alignment direction
X2 extends each along horizontal direction, and the second viewing angle control electrode strip 215a and the first alignment direction X1 prolong each along vertical direction
Stretch.
As shown in Table 2, it is electric when being not present between the first viewing angle control electrode 213 and public electrode 211 in the present embodiment
There is the voltage difference (such as voltage difference is less than 1V) for being less than preset value in pressure difference, and the second viewing angle control electrode 215 and public electrode
When voltage difference being not present between 211 or the voltage difference (such as voltage difference is less than 1V) less than preset value be present, the liquid crystal display device
Shown for wide viewing angle.As shown in Figure 7a, the present embodiment is in the case where wide viewing angle is shown, up/down/left right to visual angle can reach
To 60 ° or so, center contrast can reach 1155 or so.
It is less than preset value when voltage difference is not present between the first viewing angle control electrode 213 and public electrode 211 or exists
Voltage difference (such as voltage difference is less than 1V), and exist between the second viewing angle control electrode 215 and public electrode 211 more than preset value
During voltage difference (such as voltage difference is more than 1V), the liquid crystal display device is that upper and lower narrow viewing angle is shown.As shown in Figure 7b, the present embodiment exists
Upper and lower narrow viewing angle shows down, left right to visual angle can reach 70 ° or so, but the visual angle in up/down direction be reduced to 25 °~
30 ° or so, narrow viewing angle display effect is realized in above-below direction, and center contrast can maintain during the display of left and right narrow viewing angle
225 or so.
When between the first viewing angle control electrode 213 and public electrode 211 exist more than preset value voltage difference (such as voltage difference
More than 1V), and voltage difference is not present between the second viewing angle control electrode 215 and public electrode 211 or exists less than preset value
During voltage difference (such as voltage difference is less than 1V), the liquid crystal display device is that full narrow viewing angle is shown.As shown in Figure 7 c, the present embodiment is complete
Narrow viewing angle shows down, and the visual angle in up/down direction is reduced to 30 ° or so, left right to visual angle be reduced to 25 ° or so, up and down
Direction realizes narrow viewing angle display effect, and center contrast can maintain 30 or so during full narrow viewing angle display.
When between the first viewing angle control electrode 213 and public electrode 211 exist more than preset value voltage difference (such as voltage difference
More than 1V), and voltage difference (such as voltage difference more than preset value between the second viewing angle control electrode 215 and public electrode 211 be present
More than 1V) when, although the liquid crystal display device can also realize that full narrow viewing angle is shown, center contrast now can drop to
Reduced levels, display effect is poor, therefore general it is not recommended that simultaneously in the first viewing angle control electrode 213 and the second viewing angle control electricity
Apply the bias of higher magnitude on pole 215.
Table two
Summary, the utility model is by controlling the electricity on the first viewing angle control electrode and the second viewing angle control electrode
Pressure, liquid crystal display device can be achieved in full narrow viewing angle and the width visual angle free switching of left and right directions or above-below direction, have compared with
Strong operating flexibility and convenience.Specifically, apply on the viewing angle control electrode strip parallel with the first alignment direction larger
During the bias of amplitude, it is possible to achieve narrow viewing angle of the liquid crystal display device on the viewing angle control electrode strip bearing of trend；With
On the vertical viewing angle control electrode strip of one alignment direction apply higher magnitude bias when, it is possible to achieve liquid crystal display device it is complete
Narrow viewing angle.
The changeable liquid crystal display device in visual angle provided by the utility model, sets the first of patterning on the first substrate
Viewing angle control electrode and the second viewing angle control electrode, the first viewing angle control electrode and the second viewing angle control electricity are applied to by control
Voltage on extremely, the width view angle switch of the liquid crystal display device in the lateral or vertical direction can be not only realized, can also be further real
Now full narrow viewing angle.So as to, without using Protective film, do not increase product thickness and cost substantially under conditions of, TN moulds can be based on
Width visual angle free switching is realized in the liquid crystal display of formula, is had stronger operating flexibility and convenience, is reached collection entertainment video
Maintained secrecy with privacy in the Multifunctional liquid crystal display device of one.
It is described above, only it is preferred embodiment of the present utility model, not the utility model is made any formal
Limitation, although the utility model is disclosed above with preferred embodiment, but be not limited to the utility model, it is any ripe
Professional and technical personnel is known, is not being departed from the range of technical solutions of the utility model, when in the technology using the disclosure above
Hold the equivalent embodiment made a little change or be modified to equivalent variations, as long as being without departing from technical solutions of the utility model
Hold, any simple modification, equivalent change and modification made according to the technical essence of the utility model to above example, still
Belong in the range of technical solutions of the utility model.
Claims (10)
1. a kind of changeable liquid crystal display device in visual angle, including first substrate (21), it is oppositely arranged with the first substrate (21)
Second substrate (22) and the liquid crystal layer (23) between the first substrate (21) and the second substrate (22), first base
Plate (21) is provided with public electrode (211), is limited and is formed by scan line (222) and data wire (223) on the second substrate (22)
Multiple pixel cells, each pixel cell is interior to be provided with pixel electrode (225), closes on the liquid crystal layer (23) on the first substrate (21)
Provided with the first alignment film (216), first alignment film (216) has the first alignment direction (X1), faces on the second substrate (22)
The nearly liquid crystal layer (23) is provided with the second alignment film (226), and second alignment film (226) has the second alignment direction (X2), and this
One alignment direction (X1) is vertical with second alignment direction (X2), it is characterised in that is additionally provided with first on the first substrate (21)
Viewing angle control electrode (213) and the second viewing angle control electrode (215), the first viewing angle control electrode (213) include being parallel to each other
And the multiple first viewing angle control electrode strips (213a) being electrically connected, the second viewing angle control electrode (215) include mutual
Multiple second viewing angle control electrode strips (215a) that are parallel and being electrically connected, the first viewing angle control electrode strip (213a) and
The bearing of trend of one of the second viewing angle control electrode strip (215a) is parallel to first alignment direction (X1), and this first
Another bearing of trend of viewing angle control electrode strip (213a) and the second viewing angle control electrode strip (215a) parallel to this second
Alignment direction (X2).
2. the changeable liquid crystal display device in visual angle according to claim 1, it is characterised in that first viewing angle control electricity
Pole bar (213a) and first alignment direction (X1) extend each along horizontal direction, the second viewing angle control electrode strip (215a) and
Second alignment direction (X2) extends each along vertical direction.
3. the changeable liquid crystal display device in visual angle according to claim 2, it is characterised in that first viewing angle control electricity
Voltage difference is not present between pole (213) and the public electrode (211) or the voltage difference for being less than preset value be present, and second visual angle
When voltage difference being not present between coordination electrode (215) and the public electrode (211) or the voltage difference less than preset value be present, the liquid
Crystal device is that wide viewing angle is shown.
4. the changeable liquid crystal display device in visual angle according to claim 2, it is characterised in that first viewing angle control electricity
The voltage difference more than preset value, and the second viewing angle control electrode (215) between pole (213) and the public electrode (211) be present
When voltage difference being not present between the public electrode (211) or the voltage difference less than preset value be present, the liquid crystal display device is
Left and right narrow viewing angle is shown.
5. the changeable liquid crystal display device in visual angle according to claim 2, it is characterised in that first viewing angle control electricity
Voltage difference is not present between pole (213) and the public electrode (211) or the voltage difference for being less than preset value be present, and second visual angle
When the voltage difference more than preset value between coordination electrode (215) and the public electrode (211) be present, the liquid crystal display device is complete
Narrow viewing angle is shown.
6. the changeable liquid crystal display device in visual angle according to claim 1, it is characterised in that first viewing angle control electricity
Pole bar (213a) and second alignment direction (X2) extend each along horizontal direction, the second viewing angle control electrode strip (215a) and
First alignment direction (X1) extends each along vertical direction.
7. the changeable liquid crystal display device in visual angle according to claim 6, it is characterised in that first viewing angle control electricity
Voltage difference is not present between pole (213) and the public electrode (211) or the voltage difference for being less than preset value be present, and second visual angle
When voltage difference being not present between coordination electrode (215) and the public electrode (211) or the voltage difference less than preset value be present, the liquid
Crystal device is that wide viewing angle is shown.
8. the changeable liquid crystal display device in visual angle according to claim 6, it is characterised in that first viewing angle control electricity
Voltage difference is not present between pole (213) and the public electrode (211) or the voltage difference for being less than preset value be present, and second visual angle
When the voltage difference more than preset value between coordination electrode (215) and the public electrode (211) be present, the liquid crystal display device is upper
Lower narrow viewing angle is shown.
9. the changeable liquid crystal display device in visual angle according to claim 6, it is characterised in that first viewing angle control electricity
The voltage difference more than preset value, and the second viewing angle control electrode (215) between pole (213) and the public electrode (211) be present
When voltage difference being not present between the public electrode (211) or the voltage difference less than preset value be present, the liquid crystal display device is
Full narrow viewing angle is shown.
10. the changeable liquid crystal display device in visual angle according to any one of claim 1 to 9, it is characterised in that this is public
Electrode (211) closes on the first substrate (21) setting, and the second viewing angle control electrode (213) closes on the liquid crystal layer (23) setting,
The first insulating barrier (212), first visual angle control are provided between the public electrode (211) and the first viewing angle control electrode (213)
The second insulating barrier (214) is provided between electrode (213) processed and the second viewing angle control electrode (215).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720685443.8U CN206892518U (en) | 2017-06-13 | 2017-06-13 | The changeable liquid crystal display device in visual angle |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720685443.8U CN206892518U (en) | 2017-06-13 | 2017-06-13 | The changeable liquid crystal display device in visual angle |
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| CN206892518U true CN206892518U (en) | 2018-01-16 |
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| CN201720685443.8U Active CN206892518U (en) | 2017-06-13 | 2017-06-13 | The changeable liquid crystal display device in visual angle |
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| CN (1) | CN206892518U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109116639A (en) * | 2018-09-27 | 2019-01-01 | 昆山龙腾光电有限公司 | Liquid crystal display device and its driving method |
| CN109188797A (en) * | 2018-10-30 | 2019-01-11 | 昆山龙腾光电有限公司 | Display panel and display device |
| CN110703518A (en) * | 2019-10-30 | 2020-01-17 | 昆山龙腾光电股份有限公司 | Liquid crystal display device and driving method thereof |
| CN111812870A (en) * | 2020-07-06 | 2020-10-23 | 昆山龙腾光电股份有限公司 | Display panel and display device |
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2017
- 2017-06-13 CN CN201720685443.8U patent/CN206892518U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109116639A (en) * | 2018-09-27 | 2019-01-01 | 昆山龙腾光电有限公司 | Liquid crystal display device and its driving method |
| CN109116639B (en) * | 2018-09-27 | 2021-07-20 | 昆山龙腾光电股份有限公司 | Liquid crystal display device and driving method thereof |
| CN109188797A (en) * | 2018-10-30 | 2019-01-11 | 昆山龙腾光电有限公司 | Display panel and display device |
| CN109188797B (en) * | 2018-10-30 | 2021-08-17 | 昆山龙腾光电股份有限公司 | Display panel and display device |
| CN110703518A (en) * | 2019-10-30 | 2020-01-17 | 昆山龙腾光电股份有限公司 | Liquid crystal display device and driving method thereof |
| CN111812870A (en) * | 2020-07-06 | 2020-10-23 | 昆山龙腾光电股份有限公司 | Display panel and display device |
| CN111812870B (en) * | 2020-07-06 | 2023-02-28 | 昆山龙腾光电股份有限公司 | Display panel and display device |
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Address after: 215301, 1, Longteng Road, Kunshan, Jiangsu, Suzhou Patentee after: InfoVision Optoelectronics(Kunshan)Co.,Ltd. Address before: 215301, 1, Longteng Road, Kunshan, Jiangsu, Suzhou Patentee before: INFOVISION OPTOELECTRONICS (KUNSHAN) Co.,Ltd. |