CN107608155A - Display panel and display device - Google Patents
Display panel and display device Download PDFInfo
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- CN107608155A CN107608155A CN201710990821.8A CN201710990821A CN107608155A CN 107608155 A CN107608155 A CN 107608155A CN 201710990821 A CN201710990821 A CN 201710990821A CN 107608155 A CN107608155 A CN 107608155A
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Abstract
A kind of display panel of disclosure and display device, are related to display technology field, and wherein display panel includes：The first substrate and second substrate that are oppositely arranged and the liquid crystal layer being arranged between first substrate and second substrate；Display panel includes the multiple subpixel areas being arranged in array, and barricade is provided between adjacent two subpixel areas；Liquid crystal layer includes nematic liquid crystal, liquid crystal chiral agent and electroluminescent chiral ionic liquid, and wherein nematic liquid crystal is positivity liquid crystal；Each subpixel area includes the first electrode and second electrode being oppositely arranged respectively；Each subpixel area includes reflection state and scattering states respectively, and reflection state includes red display state, green dispaly state and blue dispaly state.Each subpixel area of the application can also show same color, equivalent to adding pixel quantity so that display panel and the colorization of display device show finer and smoother, are advantageous to be lifted the pure color display effect of display panel.
Description
Technical field
The application is related to display technology field, specifically, is related to a kind of display panel and display device.
Background technology
Liquid crystal display is widely used in various fields with the advantages that small volume, in light weight, Low emissivity.Liquid crystal display panel
When liquid crystal display in most important part.The operation principle of liquid crystal display is：It is applied to by changing on liquid crystal layer
Voltage change liquid crystal molecule deflection angle, so as to control polarised light direction of rotation and polarization state, to realize liquid crystal display
The change of device dispaly state.
With the continuous development of technology, in order to meet different demands of the people for liquid crystal display device, it is proposed transparent
Liquid crystal display device, people can pass through transparent liquid crystal display device see the article for being positioned over its behind, and transparent liquid crystal
On the panel of display device can also display information, this transparent liquid crystal display device can apply to show window and show, client can be saturating
Cross transparent liquid crystal display device and see the commodity being located at thereafter, while business can be shown on the panel of transparent liquid crystal display device
The relevant information of product, it is very convenient.
Generally, transparent liquid crystal display device frequently with cholesteric liquid crystal as liquid crystal layer, to realize colorization, when each
, it is necessary to each fill the cholesteric liquid crystal of different colours in three subpixel areas, each when pixel is made up of three sub-pixels
Sub-pixel is only able to display a kind of corresponding color, therefore when pure color picture is shown, the sub-pixel that display device only has 1/3 can be sent out
Display effect is waved, causes pixel quantity to decline 2/3, influences the pure color display effect of display device.
The content of the invention
In view of this, technical problems to be solved in this application are to provide a kind of display panel and display device, therein
Each subpixel area includes reflection state and scattering states, can carry out the display of three kinds of colors of RGB, moreover it is possible to realize GTG
Transparence Display and fully transparent display, each subpixel area of the application can also show same color, compared with prior art in one
Subpixel area is only capable of displaying a kind of mode of color, equivalent to adding pixel quantity so that display panel and display device
Colorization show it is finer and smoother, be advantageous to lifted display panel pure color display effect.
In order to solve the above-mentioned technical problem, the application has following technical scheme：
In a first aspect, the application provides a kind of display panel, it is characterised in that including：The first substrate that is oppositely arranged and
Second substrate and the liquid crystal layer being arranged between the first substrate and the second substrate；
The display panel includes the multiple subpixel areas being arranged in array, and is set between adjacent two subpixel areas
It is equipped with barricade；
The liquid crystal layer includes nematic liquid crystal, liquid crystal chiral agent and electroluminescent chiral ionic liquid, wherein nematic liquid crystal
For positivity liquid crystal；
Each subpixel area includes the first electrode and second electrode being oppositely arranged respectively；
Each subpixel area includes reflection state and scattering states respectively, and the reflection state includes red display state, green
Color dispaly state and blue dispaly state.
Alternatively, wherein：
First spatial concentration of the liquid crystal chiral agent in each subpixel area is with the first electrode and described second
The change of voltage between electrode and change, the voltage between the first electrode and the second electrode reaches the first default electricity
During pressure, reflection state is presented in the subpixel area, and it is pre- that the voltage between the first electrode and the second electrode reaches second
If during voltage, scattering states are presented in the subpixel area；
Wherein, the first spatial concentration of the liquid crystal chiral agent is close to the observation of the display panel in subpixel area
The concentration of liquid crystal chiral agent in the side space in face.
Alternatively, wherein：
First predeterminated voltage is pulse voltage, and the magnitude of voltage of first predeterminated voltage is U1, the first predeterminated voltage
Frequency values be f1, wherein 6V≤U1≤13V, 25Hz≤f1≤40Hz；
Second predeterminated voltage is pulse voltage or alternating voltage, and the magnitude of voltage of the second described predeterminated voltage is U2,
The frequency values of first predeterminated voltage are f2, wherein 20V≤U2≤110V, 60Hz≤f2≤220Hz.
Alternatively, wherein：
When magnitude of voltage between the first electrode and the second electrode is 0, the initial of each subpixel area shows
Show color for red.
Alternatively, wherein：
When magnitude of voltage between the first electrode and the second electrode is 7.5V, the subpixel area presents green
Color；When magnitude of voltage between the first electrode and the second electrode is 11.5V, blueness is presented in the subpixel area.
Alternatively, wherein：
When the subpixel area is presented red, the first spatial concentration of the liquid crystal chiral agent in the subpixel area is
C1；When the subpixel area is presented green, the first spatial concentration of the liquid crystal chiral agent in the subpixel area is C2；Institute
When stating subpixel area and being presented blue, the first spatial concentration of the liquid crystal chiral agent in the subpixel area is C3, wherein, C1
＜ C2＜ C3。
Alternatively, wherein：
1.5C1≤C2≤1.9C1, 2.2C1≤C3≤2.8C1。
Alternatively, wherein：
The multiple driving switch being arranged in array are provided with the first substrate, are extended in a first direction and along second party
A plurality of gate line, in the first direction arrangement and a plurality of data signal line extended in a second direction to arrangement；
Grid with the driving switch of a line connects the same gate line, the first of driving switch described in same row
Pole connects the same data signal line, and the second pole of each driving switch corresponds with the first electrode respectively to be electrically connected
Connect.
Alternatively, wherein：
The first electrode is arranged at the first substrate and set towards the side of the second substrate, the second electrode
In the second substrate towards the side of the first substrate；
The first substrate, the second substrate, the first electrode and the second electrode use transparent material texture
Into.
Alternatively, wherein：
Surface of the dams setting in the second substrate towards the side of the first substrate；
The barricade includes negative photosensitive resin.
Second aspect, the application provide a kind of display device, including display panel, wherein display panel are carried by the application
The display panel of confession.
Compared with prior art, display panel described herein and display device, following effect has been reached：
In display panel and display device provided herein, gear is set between two adjacent subpixel areas
Wall, each subpixel area is isolated using barricade, the liquid crystal layer in particularly each subpixel area includes nematic phase liquid
Brilliant, liquid crystal chiral agent and electroluminescent chiral ionic liquid, when applying voltage to first electrode and second electrode, each subpixel area
The reflection state such as red, green, blueness and GTG Transparence Display state and fully transparent dispaly state etc. can be showed respectively
Scattering states, each subpixel area of the application can also show same color, compared with prior art in a subpixel area be only capable of showing
Show a kind of mode of color, add pixel quantity so that display panel and the colorization of display device show finer and smoother, have
Beneficial to the pure color display effect of lifting display panel.In addition, the nematic liquid crystal in the application uses positivity liquid crystal, to first
In the case that electrode and second electrode apply voltage, the deflection of optical axis parallel electric field can occur for nematic liquid crystal, enable light
Transparence Display is realized through display panel, GTG Transparence Display state or fully transparent dispaly state is presented, adds display
The display diversity of panel and display device.
Brief description of the drawings
Accompanying drawing described herein is used for providing further understanding of the present application, forms the part of the application, this Shen
Schematic description and description please is used to explain the application, does not form the improper restriction to the application.In the accompanying drawings：
Fig. 1 show a kind of sectional view for the display panel that the embodiment of the present application is provided；
Fig. 2 show a kind of top view for the display panel that the embodiment of the present application is provided；
Fig. 3 show the display panel sub-pixel region that the embodiment of the present application is provided and presented, and reflects state and scattering states
When liquid crystal molecule a kind of arrangement schematic diagram；
Fig. 4 show another sectional view for the display panel that the embodiment of the present application is provided；
Fig. 5 show a kind of circuit structure diagram for the display panel that the embodiment of the present application is provided；
Fig. 6 show a kind of arrangement schematic diagram of first electrode in the display panel that the embodiment of the present application is provided；
Fig. 7 show a kind of structural representation for the display device that the embodiment of the present application is provided.
Embodiment
Some vocabulary has such as been used to censure specific components among specification and claim.Those skilled in the art should
It is understood that hardware manufacturer may call same component with different nouns.This specification and claims are not with name
The difference of title is used as the mode for distinguishing component, but is used as the criterion of differentiation with the difference of component functionally.Such as logical
The "comprising" of piece specification and claim mentioned in is an open language, therefore should be construed to " include but do not limit
In "." substantially " refer in acceptable error range, those skilled in the art can be described within a certain error range solution
Technical problem, basically reach the technique effect.In addition, " coupling " one word is herein comprising any direct and indirect electric property coupling
Means.Therefore, if the first device of described in the text one is coupled to a second device, representing the first device can directly electrical coupling
The second device is connected to, or the second device is electrically coupled to indirectly by other devices or coupling means.Specification
Subsequent descriptions for implement the application better embodiment, so it is described description be for the purpose of the rule for illustrating the application,
It is not limited to scope of the present application.The protection domain of the application is worked as to be defined depending on appended claims institute defender.
Fig. 1 show a kind of sectional view for the display panel that the embodiment of the present application is provided, and Fig. 2 show the application implementation
A kind of top view for the display panel that example is provided, with reference to Fig. 1 and Fig. 2, a kind of display panel of the embodiment of the present application offer
100, including：The first substrate 10 and second substrate 20 that are oppositely arranged and be arranged on first substrate 10 and second substrate 20 it
Between liquid crystal layer 30；
Display panel 100 includes multiple subpixel areas 50 for being arranged in array, adjacent two subpixel areas 50 it
Between be provided with barricade 40；
Liquid crystal layer 30 includes nematic liquid crystal, liquid crystal chiral agent and electroluminescent chiral ionic liquid, and wherein nematic liquid crystal is
Positivity liquid crystal；
Each subpixel area 50 includes the first electrode 11 and second electrode 12 being oppositely arranged respectively；
Each subpixel area 50 includes reflection state and scattering states respectively, and reflection state includes red display state, green display
State and blue dispaly state.
Specifically, continuing with referring to Fig. 1 and Fig. 2, in the display panel 100 that the embodiment of the present application is provided, it is provided with aobvious
Show area 13 and non-display area 14, each subpixel area 50 is located in viewing area 13, between two adjacent subpixel areas 50
Barricade 40 is set, isolated each subpixel area 50 using barricade 40, the liquid crystal in particularly each subpixel area 50
Layer 30 includes nematic liquid crystal, liquid crystal chiral agent and electroluminescent chiral ionic liquid, is applied to first electrode 11 and second electrode 12
During making alive, each subpixel area 50 can show the reflection state such as red, green, blueness and GTG Transparence Display shape respectively
The scattering states such as state and fully transparent dispaly state, compared with prior art in a subpixel area be only capable of displaying a kind of side of color
Formula, all subpixel areas 50 in the embodiment of the present application can show identical color, and such a mode is equivalent to adding picture
Prime number amount so that the colorization of display panel show it is finer and smoother, be advantageous to lifted display effect.In addition, in the application to
Row phase liquid crystal uses positivity liquid crystal, in the case where applying voltage to first electrode 11 and second electrode 12, nematic liquid crystal meeting
The deflection of optical axis parallel electric field occurs, light is realized Transparence Display through display panel 100, it is transparent aobvious that GTG is presented
Show state or fully transparent dispaly state, so as to add the display diversity of display panel 100.
Alternatively, the first spatial concentration of the liquid crystal chiral agent in each subpixel area 50 is with the electricity of first electrode 11 and second
The change of voltage between pole 12 and change, the voltage between first electrode 11 and second electrode 12 reaches the first predeterminated voltage
When, reflection state is presented in subpixel area 50, when the voltage between first electrode 11 and second electrode 12 reaches the second predeterminated voltage,
Scattering states are presented in subpixel area 50；Wherein, the first spatial concentration of liquid crystal chiral agent is close to display in subpixel area 50
The concentration of liquid crystal chiral agent in the side space of the sightingpiston of panel 100.
Specifically, Fig. 3 show the display panel sub-pixel region that the embodiment of the present application provided present reflection state and
A kind of arrangement schematic diagram of liquid crystal molecule during scattering states, referring to Fig. 3, in the first electrode into subpixel area 51,52 and 53
11 and second electrode 12 when applying voltage and making the voltage between first electrode 11 and second electrode 12 reach the first predeterminated voltage,
Produce electric field between first electrode 11 and second electrode 12, such as first electrode 11 herein can be presented as pixel electrode, second
Electrode 12 can be presented as public electrode, and public electrode is set close to sightingpiston, apply fixed potential to public electrode, while to picture
Plain electrode applies driving current potential, and the driving current potential applied to pixel electrode is higher than the fixed electricity applied to public electrode
Position, the electroluminescent chiral ionic liquid in subpixel area 51,52 and 53 will move along the direction of electric field, that is, by current potential compared with
The side movement of one lateral second electrode 12 (public electrode) of high first electrode 11 (pixel electrode).In addition to aforesaid way,
First electrode 11 in the application can also be presented as public electrode, and second electrode 12 can also be presented as pixel electrode, pixel electrode
Set close to sightingpiston, when applying voltage, apply higher fixed potential to public electrode, and it is relatively low to pixel electrode application
Driving current potential, the electroluminescent chiral ionic liquid in subpixel area 51,52 and 53 will be (public by the higher first electrode 11 of current potential
Common electrode) the relatively low second electrode (pixel electrode) of a lateral current potential side movement.With the electricity of first electrode 11 and second
Electric field increases between pole 12, and the electroluminescent chiral ionic liquid displacement in subpixel area 51,52 and 53 also increases；Electroluminescent hand
Property ionic liquid becomes concentration of the liquid crystal chiral agent in certain space (i.e. in the first space) during movement
Change, close to sightingpiston a lateral enrichment, when chiral agent concentration changes, it will change the liquid crystal pitch of nematic liquid crystal,
Light will reflect, and display panel 100 is showed different colors, such as green and blueness.Acted in different voltage
Under, each subpixel area in the application can show different colors, enrich the display content of single sub-pixel,
Be advantageous to improve the display diversity of display panel 100, moreover it is possible to all subpixel areas is shown identical color, so as to carry
Display sophistication under high display panel pure color dispaly state, is advantageous to the lifting of display effect.It should be noted that due to liquid
Crystal layer 30 is enclosed in the confined space that first substrate 10 and second substrate 20 are formed, liquid crystal hand in the embodiment of the present application
Property concentration of the agent in the first space refer to liquid crystal chiral agent in each subpixel area 50 close to the observation of display panel 100
Concentration in the space of the side in face, for example, when being that display content is presented by second substrate 20 in the application, then above-mentioned the
One space referred in space residing for each pixel region liquid crystal close to the space of second substrate 20, when subpixel area present it is green
During color, the first signified space of the application is close to 0% to 53%-67% sky of sightingpiston side in whole liquid crystal sheaf space
Between scope, that is, the thickness in the first space is the thick 53%-67% of whole liquid crystal cell；When subpixel area presentation is blue,
The first signified space of the application is close to 0% to 36%-46% space model of sightingpiston side in whole liquid crystal sheaf space
Enclose, that is, the thickness in the first space is the thick 36%-46% of whole liquid crystal cell；Due to red for the initial aobvious of subpixel area
Show color, therefore when subpixel area is presented red, the first space is whole liquid crystal sheaf space.In addition, to shown in Fig. 3
First electrode 11 and second electrode 12 in embodiment sub-pixel region 54, which apply voltage, makes first electrode 11 and second electrode
When voltage between 12 reaches the second predeterminated voltage, because the nematic liquid crystal in the embodiment of the present application is positivity liquid crystal, inciting somebody to action
Driving voltage increase to a certain extent when, the deflection of optical axis parallel electric field will occur for nematic liquid crystal, make the subpixel area 54 be in
Show scattering states, now light can pass through display panel 100 and realize GTG Transparence Display or fully transparent display.Therefore, originally
Apply for that embodiment in the case of without using backlight module, is controlled by different voltage, subpixel area 50 can be realized
Colour display, and can realizes Transparence Display, avoid using display panel structure during backlight module it is too fat to move the problem of, greatly simplify
The structure of display panel.
Alternatively, in the embodiment of the present application, the first predeterminated voltage is pulse voltage, and the magnitude of voltage of the first predeterminated voltage is
U1, the frequency values of the first predeterminated voltage are f1, wherein 6V≤U1≤13V, 25Hz≤f1≤40Hz；Second predeterminated voltage is pulse
Voltage or alternating voltage, the magnitude of voltage of the second predeterminated voltage is U2, and the frequency values of the first predeterminated voltage are f2, wherein 20V≤U2
≤ 110V, 60Hz≤f2≤220Hz.
Specifically, for the reflection state and scattering states of each subpixel area 50 in the embodiment of the present application can be controlled well,
Electroluminescent chiral ionic liquid in liquid crystal layer 30 is only controlled by low-frequency pulse voltage, that is to say, that depresses son in low-frequency pulse
Reflection state is presented in liquid crystal layer 30 in pixel region 50, and reflection state is controlled, and high frequency voltage will not be to liquid crystal chiral ionic liquid
Impact, and high frequency voltage is used for the scattering states for controlling subpixel area 50, and it is transparent or fully transparent to achieve GTG.This
Apply for that the first predeterminated voltage in embodiment is a low-frequency voltage, the second predeterminated voltage is a high frequency voltage, when low-frequency voltage is
When 6V≤U1≤13V, 25Hz≤f1≤40Hz, the electroluminescent chiral ionic liquid in each liquid crystal layer 30 will play a role, and make son
Pixel region 50 show as reflect state it is controlled, corresponding color can be presented in subpixel area 50；When high frequency voltage is 20V≤U2
When≤110V, 60Hz≤f2≤220Hz, the liquid crystal chiral ionic liquid in liquid crystal layer 30 is uncontrolled, and light occurs for nematic liquid crystal
The deflection of axle parallel electric field, light-transmissive display panel 100 and realize GTG Transparence Display or fully transparent display.
Alternatively, when the magnitude of voltage between first electrode 11 and second electrode 12 is 0, the initial of each subpixel area 50 shows
Show color for red.
Specifically, although when not to first electrode 11 and the application voltage of second electrode 12 or electric to first electrode 11 and second
Pole 12 applies voltage but voltage therebetween when being 0, the initial display color of each subpixel area 50 in the embodiment of the present application
For red, it is contemplated that liquid crystal chiral agent and electroluminescent chiral ionic liquid are added in the liquid crystal layer 30 of the application, it is big by electric field
It is small, change the displacement of liquid crystal chiral ionic liquid, can change liquid crystal chiral agent first electrode 11 and second electrode 12 it
Between enrichment degree, so as to change the liquid crystal pitch of nematic liquid crystal, reflect different colors, realize that different colors shows
Show.When voltage between first electrode 11 and second electrode 12 is 0, liquid crystal chiral agent in liquid crystal chiral agent and nematic liquid crystal
Accounting it is bigger, the color shown by subpixel area 50 is closer to the less color of wavelength, to cause each subpixel area 50
Normally three kinds of colors of red green and blue, the embodiment of the present application the initial display color of subpixel area 50 can be set to red,
Apply voltage to first electrode 11 and second electrode 12 on this basis and increase between first electrode 11 and second electrode 12
During voltage, subpixel area 50 can be changed into green from red, and then be changed into blueness from green again, by color based on red,
More facilitate display control of each subpixel area 50 to three kinds of colors of RGB.
Alternatively, when the magnitude of voltage between first electrode 11 and second electrode 12 is 7.5V, subpixel area 50 presents green
Color；When magnitude of voltage between first electrode 11 and second electrode 12 is 11.5V, blueness is presented in subpixel area 50.
Specifically, when using red as during the initial display color of each subpixel area 50, in some sub-pixel area of needs
When blueness is presented in domain 50, it need to only apply voltage to the first electrode 11 in corresponding sub-pixel region 50 and second electrode 12 and by the
Magnitude of voltage between one electrode 11 and second electrode 12 increases to 7.5V, and green is presented needing some subpixel area 50
When, it only need to apply voltage to the first electrode 11 in corresponding sub-pixel region 50 and second electrode 12 and make first electrode 11 and the
Voltage between two electrodes 12 increases to 11.5V.In this way, pass through voltage swing between first electrode 11 and second electrode 12
Control can be precisely controlled the color that corresponding sub-pixel region 50 is presented, and then the colour of display panel 100 can be realized
It has been shown that, the process of colour display do not use backlight module, the knot of display panel 100 are caused when effectively prevent using backlight module
The too fat to move phenomenon of structure, simplify the structure of display panel 100.
Alternatively, when red is presented in subpixel area 50, the first space of the liquid crystal chiral agent in subpixel area 50 is dense
Spend for C1；When green is presented in subpixel area 50, the first spatial concentration of the liquid crystal chiral agent in subpixel area 50 is C2；Son
When blueness is presented in pixel region 50, the first spatial concentration of the liquid crystal chiral agent in subpixel area 50 is C3, wherein, C1＜ C2
＜ C3。
Specifically, the embodiment of the present application is not applying voltage or the He of first electrode 11 to first electrode 11 and second electrode 12
When voltage between second electrode 12 is 0, each subpixel area 50 is presented red, the liquid crystal chiral agent in each subpixel area 50
Liquid crystal spatial concentration in space close to the sightingpiston of display panel 100 it is smaller, corresponding first space is as whole
Liquid crystal sheaf space；When increasing the voltage between first electrode 11 and second electrode 12, first electrode 11 and second electrode 12 it
Between electric field become big, electroluminescent chiral ionic liquid starts to move, and changes liquid crystal chiral agent in first electrode 11 and second electrode
Enrichment degree between 12, liquid crystal chiral agent is set to become big in the concentration in the space of the sightingpiston of liquid crystal display panel 100,
The color of subpixel area 50 is changed into green from red, and the first space now is close to sightingpiston one in whole liquid crystal sheaf space
The 0% of side to 53%-67% spatial dimension；When being further continued for increasing the voltage between first electrode 11 and second electrode 12, electricity
Cause the displacement of chiral ionic liquid to continue to increase, liquid crystal chiral agent is further enriched with, close to liquid crystal display panel 100
Sightingpiston space in concentration further become big, the color of subpixel area 50 is become for blueness by green, now the
One space is close to 0% to 36%-46% spatial dimension of sightingpiston side in whole liquid crystal sheaf space.In first electrode 11
When voltage between second electrode 12 increases, the first spatial concentration of liquid crystal chiral agent also gradually increases, liquid crystal chiral agent
The change of first spatial concentration can cause the liquid crystal pitch of nematic liquid crystal to change, and each subpixel area 50 is realized difference
Color show.
Alternatively, 1.5C1≤C2≤1.9C1, 2.2C1≤C3≤2.8C1。
Specifically, in the embodiment of the present application when subpixel area 50 is presented red, green and blue corresponding liquid crystal hand
The corresponding relation of first spatial concentration of property agent is 1.5C1≤C2≤1.9C1, 2.2C1≤C3≤2.8C1, work as the embodiment of the present application
When the initial display color of sub-pixel region 50 is red, on the basis of red display, by increasing liquid crystal chiral agent
The mode of first spatial concentration can realize the change of the display color of subpixel area 50, when the first space of liquid crystal chiral agent is dense
When degree changes into 1.5 times to 1.9 times of the first spatial concentration under red display state, the color of subpixel area 50 is changed into green
Color, when the first spatial concentration of liquid crystal chiral agent is changed into 2.2 times to 2.8 times of the first spatial concentration under red display state
When, the color of subpixel area 50 is changed into blueness.Change to the first spatial concentration of liquid crystal chiral agent can pass through first electrode
The change of voltage between 11 and second electrode 12 controls, and in addition to such a mode, can also change by the way of other are feasible
Become the first spatial concentration of liquid crystal chiral agent, the application is to this without limiting.
Alternatively, Fig. 4 show another sectional view for the display panel that the embodiment of the present application is provided, and Fig. 5 is shown
A kind of circuit structure diagram for the display panel that the embodiment of the present application is provided, be provided with first substrate 10 be arranged in array it is more
Individual driving switch 60, the in the first direction a plurality of gate line 31 for extending in a first direction and arranging in a second direction, arrangement and edge
The a plurality of data signal line 32 of second direction extension；
Grid 21 with the driving switch of a line connects same gate line 31, and the first pole 22 of same row driving switch connects
Same data signal line 32, the second pole 23 of each driving switch corresponds with first electrode 11 respectively to be electrically connected.
Specifically, with reference to Fig. 4 and Fig. 5, the embodiment of the present application introduces thin film transistor (TFT) array as driving switch 60, is located at
Grid 21 with the thin film transistor (TFT) 61 of a line connects same gate line 31, positioned at the first pole of the thin film transistor (TFT) 61 of same row
The 22 same data signal lines 32 of connection, the second pole 23 of each thin film transistor (TFT) 61 corresponds with first electrode 11 respectively to be electrically connected
Connect.When some subpixel area needs to show blue, sent by the grid 21 of gate line 31 to corresponding thin film transistor (TFT) 61
Control signal, the thin film transistor (TFT) 61 is turned on, then believed by data signal line 32 to the corresponding input data of first electrode 11
Number.When needing all subpixel areas 50 to show same color or realize same GTG Transparence Display, controlled by gate line 31
Make each thin film transistor (TFT) 61 to turn on, then identical data-signal is inputted to each first electrode 11 by data wire.In this way, this
Apply for that each subpixel area 50 in embodiment is individually controlled, can be shown respectively according to the size of voltage red, green, blueness,
GTG is transparent and fully transparent, and the combination of each subpixel area difference dispaly state can make display panel that more displays be presented
State, in addition, when applying same voltage to all subpixel areas 50, same color can be presented in each subpixel area 50,
Complete green or full indigo plant can be shown, now each subpixel area 50 can regard a pixel region as, compared with prior art in it is each
Subpixel area 50 can only show a kind of mode of color, and display content expands as original 3 times, so that display panel 100
Pure color show it is finer and smoother.
Alternatively, in the embodiment of the present application, referring to Fig. 1, Fig. 3 and Fig. 4, first electrode 11 is arranged at the direction of first substrate 10
The side of second substrate 20, second electrode 12 are arranged at second substrate 20 towards the side of first substrate 10；First substrate 10,
Two substrates 20, first electrode 11 and second electrode 12 are formed using transparent material.
Specifically, Fig. 6 show a kind of arrangement signal of first electrode in the display panel that the embodiment of the present application is provided
Figure, referring to Fig. 1, Fig. 3, Fig. 4 and Fig. 6, the embodiment of the present application is provided with the first electricity of multiple array arrangements on first substrate 10
Pole 11, each first electrode 11 is in a subpixel area 50；Referring to Fig. 4, each first electrode 11 with a film
Second pole 23 of transistor 61 electrically connects, when thin film transistor (TFT) 61 turns on, you can by data signal line 32 to corresponding
The input data signal of one electrode 11, when corresponding subpixel area 50 different states is presented.Second in the embodiment of the present application
Electrode 12 may be provided on second substrate 20, be realized using the structure of whole planar.In addition, first substrate 10, second substrate 20,
One electrode 11 and second electrode 12 use transparent material, when needing to carry out Transparence Display, while to each subpixel area 50
Apply high-frequency and high-voltage, the deflection of optical axis parallel electric field occurs for nematic liquid crystal, in optical axis and during field parallel, light completely through
Display panel 100, now display panel 100 can realize fully transparent display.Certainly, also controllable portion subpixel area 50 is entered
The colored display of row, part subpixel area 50 is fully transparent, makes whole display panel 100 that Transparence Display state be presented.
Alternatively, barricade 40 is arranged at second substrate 20 towards the surface of the side of first substrate 10；Barricade 40 includes negative
Sexy photopolymer resin.
Specifically, in the embodiment of the present application, after forming second electrode 12 on second substrate 20, deviate from second electrode 12
The side of second substrate 20 makes barricade 40, and the barricade 40 can be made by modes such as transfer, silk-screen printing or exposures, with exposure
Mode is optimal, exposes to form photoengraving pattern by mask on photoresists surface, then is developed, so as to form barricade 40, barricade
40 material is chosen as negative photosensitive resin.
Liquid crystal layer 30 in the embodiment of the present application is chosen as cholesteric liquid crystal, nematic liquid crystal conduct in the embodiment of the present application
The monomer of cholesteric liquid crystal is formed, optical axis is parallel with direction of an electric field under high voltages, light-permeable, is the core material of Transparence Display
Material；Additive of the liquid crystal chiral agent as cholesteric liquid crystal, the reflection face of the cholesteric liquid crystal of how much decisions formation of its content
Color；Electroluminescent chiral ionic liquid, as mobile dose under electric field action, for driving liquid crystal chiral agent to move, reach liquid crystal hand
The enrichment of property agent.
Based on same inventive concept, the application also provides a kind of display device, and Fig. 7 show the embodiment of the present application and provided
Display device a kind of structural representation, the display device 200 includes display panel 100, and wherein display panel 100 is this Shen
The display panel 100 please provided.Display device 200 provided herein can be any production with Transparence Display function
Product or part, such as can be the show window for displaying, client can see the commodity positioned at thereafter by transparent show window, simultaneously
The relevant information of epithelium can be shown on the panel of transparent shop window.The embodiment of display device 200 can be found in the application
The embodiment of display panel 100 is stated, repeating part, here is omitted.
By various embodiments above, beneficial effect existing for the application is：
In display panel and display device provided herein, gear is set between two adjacent subpixel areas
Wall, each subpixel area is isolated using barricade, the liquid crystal layer in particularly each subpixel area includes nematic phase liquid
Brilliant, liquid crystal chiral agent and electroluminescent chiral ionic liquid, when applying voltage to first electrode and second electrode, each subpixel area
The reflection state such as red, green, blueness and GTG Transparence Display state and fully transparent dispaly state etc. can be showed respectively
Scattering states, compared with prior art in a subpixel area be only capable of displaying a kind of mode of color, the application adds pixel count
Amount so that display panel and the colorization of display device shows finer and smoother, are advantageous to lifting display effect.In addition, the application
In nematic liquid crystal use positivity liquid crystal, in the case where applying voltage to first electrode and second electrode, nematic liquid crystal
The deflection of optical axis parallel electric field can occur, light is realized Transparence Display through display panel, it is transparent aobvious that GTG is presented
Show state or fully transparent dispaly state, add the display diversity of display panel and display device.
Some preferred embodiments of the application have shown and described in described above, but as previously described, it should be understood that the application
Be not limited to form disclosed herein, be not to be taken as the exclusion to other embodiment, and available for various other combinations,
Modification and environment, and above-mentioned teaching or the technology or knowledge of association area can be passed through in the scope of the invention is set forth herein
It is modified., then all should be in this Shen and the change and change that those skilled in the art are carried out do not depart from spirit and scope
Please be in the protection domain of appended claims.
Claims (11)
- A kind of 1. display panel, it is characterised in that including：The first substrate and second substrate that are oppositely arranged and it is arranged on institute State the liquid crystal layer between first substrate and the second substrate；The display panel includes the multiple subpixel areas being arranged in array, and is provided between adjacent two subpixel areas Barricade；The liquid crystal layer includes nematic liquid crystal, liquid crystal chiral agent and electroluminescent chiral ionic liquid, and wherein nematic liquid crystal is just Property liquid crystal；Each subpixel area includes the first electrode and second electrode being oppositely arranged respectively；Each subpixel area includes reflection state and scattering states respectively, and it is aobvious that the reflection state includes red display state, green Show state and blue dispaly state.
- 2. display panel according to claim 1, it is characterised in thatFirst spatial concentration of the liquid crystal chiral agent in each subpixel area is with the first electrode and the second electrode Between voltage change and change, the voltage between the first electrode and the second electrode reaches the first predeterminated voltage When, reflection state is presented in the subpixel area, and it is default that the voltage between the first electrode and the second electrode reaches second During voltage, scattering states are presented in the subpixel area；Wherein, the first spatial concentration of the liquid crystal chiral agent is close to the sightingpiston of the display panel in subpixel area The concentration of liquid crystal chiral agent in the space of side.
- 3. display panel according to claim 2, it is characterised in that first predeterminated voltage is pulse voltage, described The magnitude of voltage of first predeterminated voltage is U1, and the frequency values of the first predeterminated voltage are f1, wherein 6V≤U1≤13V, 25Hz≤f1≤ 40Hz；Second predeterminated voltage is pulse voltage or alternating voltage, and the magnitude of voltage of second predeterminated voltage is U2, and first is pre- If the frequency values of voltage are f2, wherein 20V≤U2≤110V, 60Hz≤f2≤220Hz.
- 4. display panel according to claim 2, it is characterised in that between the first electrode and the second electrode When magnitude of voltage is 0, the initial display color of each subpixel area is red.
- 5. display panel according to claim 4, it is characterised in that between the first electrode and the second electrode When magnitude of voltage is 7.5V, green is presented in the subpixel area；Magnitude of voltage between the first electrode and the second electrode For 11.5V when, blueness is presented in the subpixel area.
- 6. display panel according to claim 5, it is characterised in that when the subpixel area is presented red, the son First spatial concentration of the liquid crystal chiral agent in pixel region is C1；When the subpixel area is presented green, the sub-pixel First spatial concentration of the liquid crystal chiral agent in region is C2；When the subpixel area is presented blue, the subpixel area In the first spatial concentration of liquid crystal chiral agent be C3, wherein, C1＜ C2＜ C3。
- 7. display panel according to claim 6, it is characterised in that 1.5C1≤C2≤1.9C1, 2.2C1≤C3≤2.8C1。
- 8. display panel according to claim 1, it is characterised in that be provided with what is be arranged in array on the first substrate Multiple driving switch, the in the first direction a plurality of gate line for extending in a first direction and arranging in a second direction, arrangement and along the The a plurality of data signal line of two directions extension；Grid with the driving switch of a line connects the same gate line, and the first pole of driving switch described in same row connects The same data signal line is connect, the second pole of each driving switch corresponds with the first electrode respectively to be electrically connected.
- 9. display panel according to claim 8, it is characterised in that the first electrode is arranged at the first substrate court To the side of the second substrate, the second electrode is arranged at the second substrate towards the side of the first substrate；The first substrate, the second substrate, the first electrode and the second electrode are formed using transparent material.
- 10. display panel according to claim 1, it is characterised in that the dams setting is in the second substrate direction The surface of the side of the first substrate；The barricade includes negative photosensitive resin.
- 11. a kind of display device, including display panel, it is characterised in that the display panel is any for claim 1 to 10 Described display panel.
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| CN201710990821.8A CN107608155B (en) | 2017-10-23 | 2017-10-23 | Display panel and display device |
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| CN201710990821.8A CN107608155B (en) | 2017-10-23 | 2017-10-23 | Display panel and display device |
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