CN206115023U - Display panel and display device - Google Patents

Display panel and display device Download PDF

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Publication number
CN206115023U
CN206115023U CN201621153909.1U CN201621153909U CN206115023U CN 206115023 U CN206115023 U CN 206115023U CN 201621153909 U CN201621153909 U CN 201621153909U CN 206115023 U CN206115023 U CN 206115023U
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China
Prior art keywords
transparency electrode
liquid
display floater
contact surface
refractive index
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CN201621153909.1U
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Chinese (zh)
Inventor
祝明
谷新
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BOE Technology Group Co Ltd
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BOE Technology Group Co Ltd
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Abstract

The utility model provides a display panel and display device. This display panel includes first base plate, second base plate, liquid level and a transparent electrode, first base plate and second base plate are to the box setting and form the box body, and the liquid level setting is in the box body, and a transparent electrode sets up the one side that is close to the liquid level at first base plate, and the liquid level includes non - polar liquid and the polar liquid who each other does not dissolve mutually, and a non - polar liquid and a transparent electrode have first contact surface, and a polar liquid and a transparent electrode partial contact have the second contact surface. This display panel can provide a neotype reflection -type display panel.

Description

Display floater and display device
Technical field
Embodiment of the present utility model is related to a kind of display floater and display device.
Background technology
With the continuous development of Display Technique, reflection display device is because its is low in energy consumption, low cost, cause visual fatigue little The advantages of be applied in display fields such as E-book reader, billboard, display boxes.Therefore, reflection display device is opened Send out and also gradually receive publicity.
Total reflection phenomenon refers to that refraction angle will be greater than angle of incidence when light is by optically denser medium directive optically thinner medium.Work as refraction When angle is more than or equal to 90 degree, refracted light will be occurred without in optically thinner medium.Also, by refraction angle be 90 degree when corresponding incidence Angle is defined as critical angle.
Electrowetting phenomenon or electrocapillarity to be referred to and change the surface freedom of fluid when fluid is subject to voltage to act on Can so that a kind of phenomenon that the distribution area of fluid changes.
The content of the invention
This utility model embodiment provides a kind of display floater and display device.The display floater include first substrate, the Two substrates, liquid level and first transparency electrode.First substrate and second substrate arrange and are formed box body to box, and liquid level is arranged In box body, first transparency electrode is arranged on first substrate near the side of liquid level.Liquid level includes immiscible non-pole Property liquid and polar liquid, nonpolar liquid has the first contact surface, polar liquid and the first transparent electricity with first transparency electrode Pole part contact simultaneously has the second contact surface.The display floater can provide a kind of new reflective display panel, using the The refractive index difference of one transparency electrode and nonpolar liquid realizes total reflection to show on state of, and is shown using electrowetting principle The color (black or colour) of polar liquid simultaneously can show different gray scales.
The embodiment of this utility model at least one provides a kind of display floater, and it includes first substrate;Second substrate, with institute State first substrate and box body is arranged and formed to box;Liquid level, is arranged in the box body;And first transparency electrode, it is arranged on The first substrate includes immiscible nonpolar liquid and polar liquid near the side of the liquid level, the liquid level Body, the nonpolar liquid has the first contact surface with the first transparency electrode, and the refractive index of the nonpolar liquid is less than The refractive index of the first transparency electrode and being configured to makes light from the first transparency electrode in first contact surface It is totally reflected, the polar liquid is with the first transparency electrode part contact and has the second contact surface, and is configured to It is cohesion in the case of the first transparency electrode is non-pressurized, in the case where the first transparency electrode is pressurizeed the described in moistening One transparency electrode simultaneously increases the area of second contact surface.
For example, in the display floater that the embodiment of this utility model one is provided, the refractive index of the polar liquid is more than institute State the refractive index of nonpolar liquid.
For example, the display floater that the embodiment of this utility model one is provided also includes:Second transparency electrode, is arranged on described Two substrates have the 3rd contact surface, institute near the side of the liquid level, the nonpolar liquid with the second transparency electrode The refractive index of nonpolar liquid is stated less than the refractive index of the second transparency electrode and is configured to make transparent from described second The light of electrode is totally reflected in the 3rd contact surface, and the polar liquid is with the second transparency electrode part contact and has Have the 4th contact surface, and be configured to it is cohesion in the case of the second transparency electrode is non-pressurized, in the described second transparent electricity Pole second transparency electrode described in moistening and increases the area of the 4th contact surface in the case of pressurizeing.
For example, in the display floater that the embodiment of this utility model one is provided, the first transparency electrode is in including multiple The hemispherical projection of array arrangement, the lateral process that the hemispherical projection is located to the liquid level.
For example, in the display floater that the embodiment of this utility model one is provided, the second transparency electrode is in including multiple The hemispherical projection of array arrangement, the lateral process that the hemispherical projection is located to the liquid level.
For example, in the display floater that the embodiment of this utility model one is provided, the polar liquid includes polarity ink, institute Nonpolar liquid is stated including nonpolar ink.
For example, in the display floater that the embodiment of this utility model one is provided, the color of the polar liquid includes black At least one of with colour.
For example, also include in the display floater that the embodiment of this utility model one is provided:Asymmetric scattering film, is arranged on described Side of the first substrate away from the liquid level.
For example, the embodiment of this utility model one provide display floater in, the refractive index of the first transparency electrode with The specific refractivity of the nonpolar liquid is more than 0.3.
For example, the embodiment of this utility model one provide display floater in, the refractive index of the second transparency electrode with The specific refractivity of the nonpolar liquid is more than 0.3.
For example, in the display floater that the embodiment of this utility model one is provided, the box body includes multiple pixel barricades, institute State pixel barricade and the box body is divided into into multiple sub-pixel units, the first transparency electrode includes the multiple first sub transparent electricity Pole, the plurality of first sub- transparency electrode is corresponded with the plurality of sub-pixel unit and arranged.
The embodiment of this utility model at least one provides a kind of display device, and it includes the display surface described in any of the above-described Plate.
Description of the drawings
In order to be illustrated more clearly that the technical scheme of the embodiment of the present disclosure, the accompanying drawing of embodiment will be simply situated between below Continue, it should be apparent that, drawings in the following description merely relate to some embodiments of the present disclosure, rather than restriction of this disclosure.
A kind of structural representation of display floater that Fig. 1 is provided for the embodiment of this utility model one;
A kind of operating diagram of display floater that Fig. 2 is provided for the embodiment of this utility model one;
The operating diagram of another kind of display floater that Fig. 3 is provided for the embodiment of this utility model one;
The structural representation of a kind of first transparency electrode or second transparency electrode that Fig. 4 is provided for the embodiment of this utility model one Figure;
The structural representation of another kind of display floater that Fig. 5 is provided for the embodiment of this utility model one;And
The operating diagram of another kind of display floater that Fig. 6 is provided for the embodiment of this utility model one.
Specific embodiment
To make purpose, technical scheme and the advantage of the embodiment of the present disclosure clearer, below in conjunction with the embodiment of the present disclosure Accompanying drawing, the technical scheme of the embodiment of the present disclosure is clearly and completely described.Obviously, described embodiment is this public affairs The a part of embodiment opened, rather than the embodiment of whole.Based on described embodiment of the disclosure, ordinary skill The every other embodiment that personnel are obtained on the premise of without the need for creative work, belongs to the scope of disclosure protection.
Unless otherwise defined, the technical term or scientific terminology that the disclosure is used should be tool in disclosure art The ordinary meaning that the personage for having general technical ability is understood." first ", " second " and similar word used in the disclosure is simultaneously Any order, quantity or importance are not indicated that, and is used only to distinguish different ingredients." including " or "comprising" etc. Either object covers the element or object for occurring in the word presented hereinafter to the element that similar word means to occur before the word And its equivalent, and it is not excluded for other elements or object.The similar word such as " connection " or " connected " is not limited to physics Or machinery connection, and can be including electrical connection, either directly still indirectly.
With the continuous development of Display Technique and electronic information, the application of display device is more and more extensive.Due to reflection-type Display device does not need self-luminous or additionally arranges backlight, aobvious relative to common liquid crystal indicator or electroluminescent Show device, the small power consumption of reflection display device can be used for a long time.In addition, reflection display device also has does not hinder eye, knot Structure is simple, low cost and other advantages.
The disclosure provides a kind of display floater and its driving method and display device.The display floater include first substrate, Second substrate, liquid level and first transparency electrode.First substrate and second substrate arrange and are formed box body to box, and liquid level sets Put in box body, first transparency electrode is arranged on first substrate near the side of liquid level.Liquid level includes immiscible non- Polar liquid and polar liquid, nonpolar liquid has the first contact surface, the refractive index of nonpolar liquid with first transparency electrode Less than the refractive index and being configured to of first transparency electrode the light from first transparency electrode can be made to occur in the first contact surface complete Reflection, polar liquid is with first transparency electrode part contact and has the second contact surface, and is configured in first transparency electrode It is not added with cohesion in the case of voltage, moistening first transparency electrode and increases by second and connect in the case of first transparency electrode is alive The area of contacting surface.Thus, the display floater can provide a kind of new reflective display panel, using first transparency electrode and The refractive index difference of nonpolar liquid realizes total reflection to show on state of, and causes polar liquid and first using electrowetting principle The second contact surface increase of transparency electrode, on the one hand can show the color of the polar liquid, on the other hand can reduce by the first contact The area in face, by controlling the ratio of the first contact surface and the second contact surface gray scale is shown.
The display floater for providing the disclosure below in conjunction with the accompanying drawings and its driving method and display device are illustrated.
Embodiment one
The present embodiment provides a kind of display floater, as shown in figure 1, the display floater includes the base of first substrate 110 and second Plate 190, first substrate 110 and second substrate 190 arrange and are formed box body 200 to box.The display floater also includes being arranged on box Liquid level 150 in body 200 and first transparency electrode 120 near the side of liquid level 150 is arranged on first substrate 110. Liquid level 150 includes immiscible nonpolar liquid 130 and polar liquid 140;Nonpolar liquid 130 and first transparency electrode 120 refractive indexs with the first contact surface 135, nonpolar liquid 130 are less than the refractive index of first transparency electrode 120 and can make to come Total reflection occurs in the first contact surface 135 from the light of first transparency electrode 120, and (light can occur from optically denser medium directive optically thinner medium Total reflection);Polar liquid 140 is with the part contact of first transparency electrode 120 and has the second contact surface 145, and polar liquid 140 can Cohesion in the case where first transparency electrode is not pressurized (voltage), for example, polar liquid 140 can form spheroid or spheroid, First transparency electrode 120 is pressurizeed and moistening first transparency electrode 120 in the case of (voltage) and increases the face of the second contact surface 145 Product.It should be noted that above-mentioned moistening refers to that polar liquid causes polarity under the voltage effect by first transparency electrode Liquid in first transparency electrode drawout and increase the second contact surface area process.
In the display floater that the present embodiment is provided, in the case of first transparency electrode not applied voltage, such as Fig. 2 institutes Show, because the refractive index of first transparency electrode 120 is more than the refractive index of nonpolar liquid 130, light is penetrated from first transparency electrode 120 During to nonpolar liquid 130, can produce in first transparency electrode 120 and the interface of nonpolar liquid 130, i.e. the first contact surface 135 Raw total reflection, also, now polar liquid 140 due to its surface free energy it is larger, when acting on without external force, polar liquid 140 have the trend that its surface becomes spherical of shrinking automatically, i.e., cohesion (because of the table of the spheroid in the geometrical body of given volume Area is minimum), now the first contact surface 135 is very big, the very little of the second contact surface 145, so as to can be in display floater first substrate 110 The side at place shows on state of.In the case of the applied voltage of first transparency electrode 120, as shown in figure 3, light is in the first transparent electricity Pole 120 and the interface of nonpolar liquid 130, i.e. the first contact surface 135 or generation total reflection, but due to first transparency electrode The effect of 120 voltages for applying, polar liquid 140 drawout and can increase by the second contact surface 145 in first transparency electrode 120 Area, will not produce total reflection when illumination is mapped to the second contact surface 145, can all be absorbed by polar liquid 140 and (be shown black Color) or partially absorb (show colored), so as to the side that can be located in display floater first substrate 110 shows black or colour. In addition, the ratio of controllable first contact surface of the size of the voltage by controlling to apply in first transparency electrode and the second contact surface Example, so as to be capable of achieving to show gray scale.It should be noted that above-mentioned polar liquid is opaque liquid, can be black polar liquid Body to show black, with showing colour, when polar liquid partially absorbs the light of incidence, do not inhaled by alternatively color polarity liquid The light of receipts can be reflected with observed by human eye by polar liquid.
For example, in the display floater that the example of the present embodiment one is provided, polar liquid may include polarity ink, non-polar liquid Body may include nonpolar ink.
For example, in the display floater that the example of the present embodiment one is provided, can be by the pigment that adulterates in polar liquid come real Existing black polar liquid or color polarity liquid.
For example, in the display floater that the example of the present embodiment one is provided, the color of polar liquid is included in black and colour At least one, so as to the display floater can be made to show black or colour picture.
For example, in the display floater that the example of the present embodiment one is provided, the refractive index of polar liquid is more than nonpolar liquid Refractive index, so that it is guaranteed that light from first transparency electrode directive polar liquid when, be not totally reflected in the second contact surface.Example Such as, the refractive index of polar liquid can be set to it is identical with the first transparency conductive electrode or similar, reduce light from the first transparent electricity The angle change produced by refraction occurred during the directive polar liquid of pole.
For example, in the display floater that the example of the present embodiment one is provided, the refractive index and non-polar liquid of first transparency electrode The specific refractivity of body is more than 0.3, so that it is guaranteed that light is totally reflected in the first contact surface.
For example, in the display floater that the example of the present embodiment one is provided, as Figure 1-3, box body 200 includes multiple pixels 200 points of box body can be multiple sub-pixel units 250 by barricade 180, pixel barricade 180, and first transparency electrode 120 may include multiple First sub- transparency electrode 121, multiple first sub- transparency electrodes 121 are corresponded with multiple sub-pixel units 250 and arranged.Namely Say, each sub-pixel unit may include the sub- transparency electrode of independent first.Thus, the display floater can drive each first by independent Sub- transparency electrode so that multiple sub-pixel units show respectively different bright, dark states or show different gray scales so that this is aobvious Show that panel can show different pictures.
For example, in the display floater that the example of the present embodiment one is provided, as shown in figure 4, first transparency electrode 120 may include Multiple hemispherical projections 125 being arranged in array, the lateral process that hemispherical projection 125 is located to liquid level 150.Thus, when During incidence, due to the hemispherical projections in first transparency electrode, first is transparent from the direction of first transparency electrode for light Electrode is hemisphere face with the first contact surface of nonpolar liquid, in addition to hemisphere face center, when illumination is mapped on the hemisphere face There is certain angle, when critical angle is less than the angle, it is ensured that light is totally reflected on the first contact surface.In addition, hemisphere Face is symmetric figure, and when the light irradiation of vertical incidence is in hemisphere face centrage side, light can be irradiated to hemisphere through total reflection The opposite side of face centrage simultaneously passes through total reflection backtracking, so as to improve the front display effect of the display floater.
For example, in the display floater that the example of the present embodiment one is provided, the material of first transparency electrode may include Indium sesquioxide. Stannum (ITO).
Embodiment two
On the basis of embodiment one, the present embodiment provides a kind of display floater, as shown in figure 5, the display floater is also wrapped Include the second transparency electrode 160 for being arranged on second substrate 190 near the side of liquid level 150.Nonpolar liquid 130 is saturating with second Prescribed electrode 160 has the 3rd contact surface 137, the refractive index of nonpolar liquid 130 less than second transparency electrode 160 refractive index simultaneously It is configured to make the light from second transparency electrode 160 be totally reflected in the 3rd contact surface 137, polar liquid 140 and second The part contact of transparency electrode 160 simultaneously has the 4th contact surface 147, and polar liquid 140 can be non-pressurized in second transparency electrode 160 In the case of it is cohesion, moistening second transparency electrode 160 and increase by the 4th contact surface in the case where second transparency electrode 160 is pressurizeed 147 area.
There is provided in display base plate in the present embodiment, in the case of second transparency electrode not applied voltage, due to second saturating The refractive index of prescribed electrode more than nonpolar liquid refractive index, light from second transparency electrode directive nonpolar liquid when, can be the The interface of two transparency electrodes and nonpolar liquid, i.e. the 3rd contact surface produce total reflection, also, now polar liquid due to its table Face free energy is larger, and when acting on without external force, polar liquid has shrinks the trend that its surface becomes spherical automatically, i.e., cohesion (because the surface area of spheroid is minimum in the geometrical body of given volume), now the 3rd contact surface is very big, and the 4th contact surface is very It is little, so as to the side that can be located in display floater second substrate shows on state of.In the case of second transparency electrode applied voltage, Light still produces total reflection in second transparency electrode and the interface of nonpolar liquid, i.e. the 3rd contact surface, but due to second saturating The effect of the voltage that prescribed electrode applies, polar liquid drawout and can increase the face of the 4th contact surface in second transparency electrode Product, will not produce total reflection when illumination is mapped to four contact surfaces, can all absorb (display black) by polar liquid or part is inhaled Receive (show colored), so as to the side that can be located in display floater second substrate shows black or colour.In addition, by control the The ratio of controllable 3rd contact surface of the size of the voltage applied in two transparency electrodes and the 4th contact surface, so as to be capable of achieving display Gray scale.
It should be noted that second transparency electrode can be using making, or with first with first transparency electrode identical material Transparency electrode has identical structure, specifically can be found in embodiment one with regard to the associated description of first transparency electrode, the disclosure Will not be described here.
For example, in the display floater that the example of the present embodiment one is provided, as shown in figure 5, box body 200 keeps off including multiple pixels 200 points of box body can be multiple sub-pixel units 250 by wall 180, pixel barricade 180, and second transparency electrode 160 may include multiple the Two sub- transparency electrodes 161, multiple second sub- transparency electrodes 161 are corresponded with multiple sub-pixel units 250 and arranged.Namely Say, each sub-pixel unit may include the sub- transparency electrode of independent second.Thus, the display floater can drive each second by independent Sub- transparency electrode so that multiple sub-pixel units show respectively different bright, dark states or show different gray scales so that this is aobvious Show that panel can show different pictures.
For example, in the display floater that the example of the present embodiment one is provided, as shown in figure 5, the display floater is also including non-right Claim scattering film 170.Asymmetric scattering film 170 is arranged on side of the first substrate 110 away from liquid level 150, thus, asymmetric to dissipate Penetrating the light that film can be to projecting from liquid level carries out asymmetric scattering, so as to improve the visible angle of the display floater.Certainly, Second substrate may also set up asymmetric scattering film away from the side of liquid level, and this is not restricted for the disclosure.
It should be noted that as shown in fig. 6, the display floater can by rationally being split to multiple sub-pixel units, The multiple first sub- transparency electrodes are driven in a part of sub-pixel unit, is driven in remaining sub-pixel unit multiple second sub Transparency electrode, so as to the side that can be located in the display floater first substrate shows the first picture, in the base of display floater second The side that plate is located shows the second picture, and the second picture is preferably complementary with the first picture.
For example, in the display floater that the example of the present embodiment one is provided, the refractive index and non-polar liquid of second transparency electrode The specific refractivity of body is more than 0.3, to guarantee that light can be totally reflected in the 3rd contact surface.
Embodiment three
The present embodiment provides a kind of display device, including aobvious described by any one of above-described embodiment one and embodiment two Show panel.Because the display device includes above-mentioned display floater, the display device can provide a kind of new reflection-type and show Device, realizes total reflection to show using the refractive index difference of first transparency electrode or second transparency electrode and nonpolar liquid On state of, and cause the increase of the second contact surface or the polar liquid and the of polar liquid and first transparency electrode using electrowetting principle 4th contact surface of two transparency electrodes, on the one hand can show the color of the polar liquid, on the other hand can reduce by the first contact surface Or the 3rd contact surface area, by the ratio or the 3rd contact surface and the 4th contact that control the first contact surface and the second contact surface Face is showing gray scale.The associated description in embodiment one and embodiment two is specifically can be found in, this is not restricted for the disclosure.
For example, the display device can for E-book reader, billboard, display box or display instrument etc., alternatively mobile phone, Any display device with display function such as television set, notebook computer.
Example IV
The present embodiment provides a kind of driving method of display floater, and the display floater includes first substrate and first substrate Second substrate that box body is arranged and formed to box, the liquid level being arranged in box body and first substrate is arranged near liquid level Side first transparency electrode, liquid level includes immiscible nonpolar liquid and polar liquid, nonpolar liquid and the The refractive index that one transparency electrode has the first contact surface, nonpolar liquid is less than the refractive index of first transparency electrode and is configured to The light from first transparency electrode is set to be totally reflected in the first contact surface, polar liquid is with first transparency electrode part contact simultaneously With the second contact surface, and it is configured to cohesion in the case of first transparency electrode is non-pressurized, the driving method includes:To One transparency electrode applied voltage is so as to polar liquid moistening first transparency electrode and increase the area of the second contact surface to show pole The color of property liquid.
There is provided in driving method in the present embodiment, in the case of first transparency electrode not applied voltage, can be in display surface The side that plate first substrate is located shows on state of, by the face that can increase by the second contact surface to first transparency electrode applied voltage Product, so as to cause illumination that total reflection will not be produced when being mapped to the second contact surface, can all be absorbed by polar liquid and (be shown black Color) or partially absorb (show colored), so as to the side that can be located in display floater first substrate shows black or colour.
For example, the driving method that the example of the present embodiment one is provided also includes:Control is applied to the voltage of first transparency electrode The gray scale of (size of such as voltage) to increased or decrease the area of the second contact surface to show different.Thus, by increase or Reduce the second contact surface area can the first contact surface and the second contact surface ratio, so as to be capable of achieving to show gray scale.
For example, in the driving method that the example of the present embodiment one is provided, the display floater also includes:It is arranged on second substrate Near the second transparency electrode of the side of liquid level, nonpolar liquid has the 3rd contact surface with second transparency electrode, nonpolar The refractive index of liquid is less than the refractive index of second transparency electrode and is configured to make the light from second transparency electrode connect the 3rd Contacting surface is totally reflected, polar liquid and second transparency electrode part contact and with the 4th contact surface, and is configured to the Cohesion in the case of two transparency electrodes are non-pressurized, the driving method may also include:To second transparency electrode applied voltage so that pole Property the liquid moistening second transparency electrode and side that increases the area of the 4th contact surface to be located in the display floater second substrate Show the color of polar liquid.Certainly, the same controllable voltage (size of such as voltage) for being applied to second transparency electrode with The area of the 4th contact surface is increasedd or decreased to show different gray scales, the disclosure will not be described here.
For example, in the driving method that the example of the present embodiment one is provided, box body includes multiple pixel barricades, and pixel barricade can Box body is divided into into multiple sub-pixel units, first transparency electrode may include the multiple first sub- transparency electrodes, and multiple first sons are transparent Electrode is corresponded with multiple sub-pixel units and arranged.Second transparency electrode may include the multiple second sub- transparency electrodes, Duo Ge Two sub- transparency electrodes are corresponded with multiple sub-pixel units and arranged.The driving method also includes:To in multiple sub-pixel units A part of sub-pixel unit in the first sub- transparency electrode applied voltage with the side being located in first substrate show first picture Face;And to the second sub- transparency electrode applied voltage in other sub-pixel units in multiple sub-pixel units with the second base The side that plate is located shows the second picture.
Have it is following some need explanation:
(1) in disclosure accompanying drawing, relate only to it relates to the structure for arriving, other structures refer to be commonly designed.
(2) for clarity, in for the accompanying drawing for describing embodiment of the present utility model, the thickness of layer or micro structure It is exaggerated with size.It is appreciated that ought such as layer, film, region or substrate etc element be referred to as be located at another element " on " Or during D score, the element can with it is " direct " be located at another element " on " or D score, or there may be intermediary element.
(3) in the case where not conflicting, the feature in the same embodiment of this utility model and different embodiments can be mutual Combination.
More than, the protection domain of the only specific embodiment of the disclosure, but the disclosure is not limited thereto, any to be familiar with Those skilled in the art can readily occur in change or replacement in the technical scope that the disclosure is disclosed, and all should cover Within the protection domain of the disclosure.Therefore, the protection domain of the disclosure should be defined by scope of the claims.

Claims (12)

1. a kind of display floater, it is characterised in that include:
First substrate;
Second substrate, arranges and is formed box body with the first substrate to box;
Liquid level, is arranged in the box body;And
First transparency electrode, is arranged on the first substrate near the side of the liquid level,
The liquid level includes immiscible nonpolar liquid and polar liquid, and the nonpolar liquid is transparent with described first The refractive index that electrode has the first contact surface, the nonpolar liquid is less than the refractive index of the first transparency electrode and is configured To make the light from the first transparency electrode side be totally reflected in first contact surface, the polar liquid and described One transparency electrode contacts and is configured to be not added with the first transparency electrode with the second contact surface, and the polar liquid It is cohesion in the case of voltage, first transparency electrode described in moistening and increase institute in the case of the first transparency electrode is alive State the area of the second contact surface.
2. display floater according to claim 1, it is characterised in that the refractive index of the polar liquid is more than the non-pole The refractive index of property liquid.
3. display floater according to claim 1, it is characterised in that also include:
Second transparency electrode, is arranged on the second substrate near the side of the liquid level,
The nonpolar liquid has the 3rd contact surface with the second transparency electrode, and the refractive index of the nonpolar liquid is less than The refractive index of the second transparency electrode and being configured to makes light from the second transparency electrode side in the 3rd contact Face is totally reflected, and the polar liquid is contacted and with the 4th contact surface with the second transparency electrode, and is configured to The second transparency electrode be not added with it is cohesion in the case of voltage, in the case of the second transparency electrode is alive described in moistening Second transparency electrode simultaneously increases the area of the 4th contact surface.
4. display floater according to claim 1, it is characterised in that the first transparency electrode includes multiple in array row The hemispherical projection of cloth, the lateral process that the hemispherical projection is located to the liquid level.
5. display floater according to claim 3, it is characterised in that the second transparency electrode includes multiple in array row The hemispherical projection of cloth, the lateral process that the hemispherical projection is located to the liquid level.
6. the display floater according to any one of claim 1-5, it is characterised in that the polar liquid includes polarity ink Water, the nonpolar liquid includes nonpolar ink.
7. the display floater according to any one of claim 1-5, it is characterised in that the color of the polar liquid includes At least one in black and colour.
8. the display floater according to any one of claim 1-5, it is characterised in that also include:
Asymmetric scattering film, is arranged on side of the first substrate away from the liquid level.
9. the display floater according to any one of claim 1-5, it is characterised in that the refraction of the first transparency electrode Rate is more than 0.3 with the specific refractivity of the nonpolar liquid.
10. the display floater according to claim 3 or 5, it is characterised in that the refractive index of the second transparency electrode and institute The specific refractivity for stating nonpolar liquid is more than 0.3.
11. display floaters according to any one of claim 1-5, it is characterised in that the box body includes multiple pixels The box body is divided into multiple sub-pixel units by barricade, the pixel barricade, and the first transparency electrode includes multiple mutually only The first vertical sub- transparency electrode, a pair of the plurality of the first separate sub- transparency electrode and the plurality of sub-pixel unit 1 Should arrange.
12. a kind of display devices, it is characterised in that include the display floater according to any one of claim 1-11.
CN201621153909.1U 2016-10-31 2016-10-31 Display panel and display device Active CN206115023U (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106291914A (en) * 2016-10-31 2017-01-04 京东方科技集团股份有限公司 Display floater and driving method thereof and display device
CN108169893A (en) * 2018-02-08 2018-06-15 北京京东方专用显示科技有限公司 A kind of reflection display device and display equipment

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106291914A (en) * 2016-10-31 2017-01-04 京东方科技集团股份有限公司 Display floater and driving method thereof and display device
CN106291914B (en) * 2016-10-31 2018-04-03 京东方科技集团股份有限公司 Display panel and its driving method and display device
WO2018076668A1 (en) * 2016-10-31 2018-05-03 京东方科技集团股份有限公司 Display panel and driving method therefor, and display apparatus
US10613315B2 (en) 2016-10-31 2020-04-07 Boe Technology Group Co., Ltd. Display panel, driving method thereof and display device
CN108169893A (en) * 2018-02-08 2018-06-15 北京京东方专用显示科技有限公司 A kind of reflection display device and display equipment
CN108169893B (en) * 2018-02-08 2020-07-10 北京京东方专用显示科技有限公司 Reflection-type display device and display equipment
US10901201B2 (en) 2018-02-08 2021-01-26 Beijing Boe Special Display Technology Co., Ltd. Reflection type display device and display apparatus

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