CN206115085U - Display panel and display device - Google Patents
Display panel and display device Download PDFInfo
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- CN206115085U CN206115085U CN201621154015.4U CN201621154015U CN206115085U CN 206115085 U CN206115085 U CN 206115085U CN 201621154015 U CN201621154015 U CN 201621154015U CN 206115085 U CN206115085 U CN 206115085U
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Abstract
The utility model provides a display panel and display device. This display panel includes the substrate base plate, sets up the dielectric layer on the substrate base plate and sets up the variable layer of the refracting index of keeping away from substrate base plate one side on the dielectric layer, and the variable layer of refracting index sets up with the dielectric layer contact has the contact surface, and the variable layer of refracting index can change the refracting index so that light takes place total reflection or transmission at the contact surface. From this, this display panel can provide a novel reflection -type display panel, need not set up the black particle to can avoid taking place particle reunion scheduling problem.
Description
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.
The content of the invention
This utility model embodiment provides a kind of display floater and display device.The display floater includes underlay substrate, sets
Put the dielectric layer on underlay substrate and be arranged on dielectric layer changeable refractive index layer away from underlay substrate side, refractive index
Variable layer is contacted with dielectric layer and arranged and with contact surface, and changeable refractive index layer is incident side away from the side of underlay substrate, is rolled over
The rate variable layer of penetrating can change refractive index so that the ambient light from incident side occurs total reflection or transmits in contact surface.Thus, should
Display floater can provide a kind of novel trans emitting display floater, without arranging black particles, so as to avoid particle aggregation
The problems such as.
The embodiment of this utility model at least one provides a kind of display floater, and it includes：Underlay substrate；Dielectric layer, is arranged
On the underlay substrate；And changeable refractive index layer, it is arranged on the dielectric layer away from the side of the underlay substrate, institute
State changeable refractive index layer and contact with the dielectric layer and arrange and with contact surface, the changeable refractive index layer is away from the substrate base
The side of plate is incident side, and the changeable refractive index layer is configured to change refractive index so that from the ambient light of the incident side
There is total reflection in contact surface or transmit.
For example, a kind of display floater that the embodiment of this utility model one is provided also includes：Color blocking layer, is arranged on the medium
Away from the side of the changeable refractive index layer, the color blocking layer includes in the black color blocking for showing and colored color blocking extremely layer
It is one of few.
For example, a kind of display floater that the embodiment of this utility model one is provided also includes：Reflecting layer, is arranged on the color blocking
Side of the layer away from the dielectric layer.
For example, a kind of display floater that the embodiment of this utility model one is provided also includes：Electric field provides layer, is configured to produce
Raw electric field, the changeable refractive index layer be configured to change refractive index in the case where the electric field provides the driving of the electric field that layer is produced with
Light is set total reflection to occur in the contact surface or transmit.
For example, in a kind of display floater that the embodiment of this utility model one is provided, the refractive index of the dielectric layer is less than
The largest refractive index of the changeable refractive index layer.
For example, in a kind of display floater that the embodiment of this utility model one is provided, the electric field provides layer and is configured to
The first electric field and the second electric field are produced, the refractive index of the changeable refractive index layer is configured under the driving of first electric field
More than the dielectric layer refractive index and the light from the changeable refractive index layer is totally reflected in the contact surface, in institute
State identical with the refractive index of the dielectric layer or essentially identical under the driving of the second electric field and make from the changeable refractive index layer
Light transmit in the contact surface.
For example, in a kind of display floater that the embodiment of this utility model one is provided, the electric field provides layer includes first
Electrode and second electrode, the first electrode is arranged on side of the dielectric layer away from the changeable refractive index layer, and described
Two electrodes are arranged on side of the changeable refractive index layer away from the dielectric layer.
For example, the embodiment of this utility model one provide a kind of display floater in, the changeable refractive index layer with it is described
The contact surface between dielectric layer includes the multiple concave surfaces arranged in array, and each concave surface is concaved towards can away from the refractive index
The direction of change layer.
For example, in a kind of display floater that the embodiment of this utility model one is provided, the concave surface includes hemisphere face.
For example, in a kind of display floater that the embodiment of this utility model one is provided, the material of the changeable refractive index layer
Including liquid crystal.
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.
Fig. 1 is a kind of structural representation of display floater；
A kind of structural representation of display floater that Fig. 2 is provided for the embodiment of this utility model one；
The structural representation of another kind of display floater that Fig. 3 is provided for the embodiment of this utility model one；
The structural representation of another kind of display floater that Fig. 4 is provided for the embodiment of this utility model one；
A kind of fundamental diagram of display floater that Fig. 5 is provided for the embodiment of this utility model one；And
A kind of flow chart of the driving method 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.
Fig. 1 is a kind of reflective display panel using total reflection.As shown in figure 1, the display floater includes setting gradually
Infrabasal plate 7, bottom electrode 6, electrophoretic layer 4, semiglobe layer 2, insulated column 3 and upper substrate 1.Electrophoretic layer 4 is arranged
There are multiple charged black particles 5, in semiglobe layer 2 electrode layer is provided with.Thus, the display floater can utilize semiglobe layer
2 and electrophoretic layer 4 refractive index difference to form total reflection, so as to realize show on state of, then using charged black particles 5
Total reflection is moved and destroyed to semiglobe layer 2 under the electric field action that electrode layer in bottom electrode 6 and semiglobe layer 2 is produced
So as to realize black state.However, as shown in figure 1, due to the effect or the effect of external force of electric field, it is easy to cause a large amount of charged blacks
The reunion of particle 5, it is various bad so as to bring.
The disclosure provides a kind of display floater and its driving method and display device.The display floater include underlay substrate,
The dielectric layer that is arranged on underlay substrate and changeable refractive index layer away from underlay substrate side is arranged on dielectric layer, refraction
Rate variable layer is contacted with dielectric layer and arranged and with contact surface, and changeable refractive index layer is incident side away from the side of underlay substrate,
Changeable refractive index layer can change refractive index so that the ambient light from incident side occurs total reflection or transmits in contact surface.Thus,
The display floater can provide a kind of novel trans emitting display floater, without arranging black particles, so as to avoid particle cluster
Poly- the problems such as.The display floater can realize total reflection using the refractive index difference of dielectric layer and changeable refractive index layer, so as to aobvious
Show on state of, and total reflection condition is destroyed by changing the refractive index of changeable refractive index layer, so as to show dark-state.
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 Fig. 2 the display floater includes underlay substrate 101, dielectric layer
105 and changeable refractive index layer 106.Dielectric layer 105 is arranged on underlay substrate 101, and changeable refractive index layer 106 is arranged on medium
Away from the side of underlay substrate 101 on layer 105.Changeable refractive index layer 106 is contacted with dielectric layer 105 and arranged and with contact surface
109, changeable refractive index layer 106 is incident side away from the side of underlay substrate 101, and changeable refractive index layer 106 can be by changing it
Refractive index is making the ambient light from incident side total reflection occur in contact surface 109 or transmit.For example, when light is from changeable refractive index
When layer 106 is injected, the refractive index of the refractive index more than dielectric layer 105 of changeable refractive index layer 106 is set, this time is in contact surface
109 can be totally reflected, so as to the side that can be located in the display floater changeable refractive index layer 106 shows on state of；By refractive index
The refraction index changing of variable layer 106, for example, make it identical with the refractive index of dielectric layer 105 or essentially identical, can destroy total reflection
Condition, this time can transmit in contact surface 109, so as to the side that can be located in the display floater changeable refractive index layer 106
Show dark-state.Certainly, when light is injected from dielectric layer 105, the refractive index that can pass through to arrange changeable refractive index layer 106 is less than medium
, so as to realize total reflection, this is not restricted for the disclosure for the refractive index of layer 105.It should be noted that above-mentioned contact is arranged being
Refer to dielectric layer 105 and the mutual directly contact of changeable refractive index layer 106, there are no other Rotating fields therebetween.In addition, the above-mentioned external world
Light may include ambient light or the light produced by other light sources device.
There is provided in display floater in the present embodiment, the display floater can provide a kind of new reflective display panel, can
Total reflection is realized using the refractive index difference of dielectric layer and changeable refractive index layer, so as to show on state of, and by changing refraction
The refractive index of rate variable layer destroying total reflection condition, so as to show dark-state.The display floater need not be additionally provided light source or
Person lights to realize showing, so as to reduce the power consumption of the display floater, improves the use time of the display floater.Also, phase
For self-luminous or the display floater using backlight, the display floater is less to the burden of eyes, is suitable to long-time viewing.
Further, since black particles need not be arranged, the display floater can avoid generation black particles reunion etc. bad.
For example, in the display floater that the example of the present embodiment one is provided, as shown in Fig. 2 changeable refractive index layer 106 and medium
Contact surface 109 between layer 105 includes the multiple concave surfaces 1090 arranged in array, and each concave surface 1090 is concaved towards away from changeable refractive index
The direction of layer 106.For example, multiple concave surfaces that dielectric layer may include to be arranged in array near the surface of changeable refractive index layer, it is each recessed
Face concaves towards the direction away from changeable refractive index layer, so that contact surface 109 includes multiple concave surfaces 1090.Thus, when light is from refraction
During the side vertical incidence that rate variable layer is located, light has certain angle of incidence on contact surface 109, can be by arranging refractive index
The refractive index difference of variable layer and dielectric layer can make above-mentioned angle of incidence more than or equal to critical angle, so as to realize total reflection.
For example, in the display floater that the example of the present embodiment one is provided, as shown in Fig. 2 concave surface 1090 may include hemisphere face.
Thus, except hemispherical center, the light of the side vertical incidence being located from changeable refractive index layer is respectively provided with certain angle of incidence,
And hemispherical is symmetric figure, when the illumination of vertical incidence is mapped to hemispheric side, the light of vertical incidence can be through complete
The hemispheric opposite side of reflection directive, so as to total reflection backtracking can be passed through.Thus, the display floater can improve the display surface
The front display effect of plate.
For example, in the display floater that the example of the present embodiment one is provided, the material of changeable refractive index layer includes liquid crystal, example
Such as：Nematic liquid crystal or cholesteric liquid crystal.Certainly, the disclosure includes but is not limited to this, and the material of changeable refractive index layer can also be other
The material of changeable refractive index.
For example, in the display floater that the example of the present embodiment one is provided, as shown in figure 3, the display floater also includes arranging
Dielectric layer 105 away from the side of changeable refractive index layer 106 color blocking layer 103.Color blocking layer 103 may include at least one for showing
Color blocking.Thus, when light is injected from changeable refractive index layer 106, light occurs total reflection in contact surface can show on state of, and light is connecing
Contacting surface occurs transmission can be irradiated in color blocking layer 103, so as to show the color of color blocking in color blocking layer 103.Therefore, the display floater
Colour can be shown.It should be noted that the absorbable portion of incident light of color blocking is to show colour, unabsorbed light can be anti-by color blocking
Penetrate so that observed by human eye, such as red color resistance can absorb blue or green light and reflection red light；Certainly, the disclosure include but
Not limited to this, color blocking also can absorb portion of incident light and transmits unabsorbed light, and shows colour by reflecting layer.Example
Such as, color blocking may include in black color blocking and colored color blocking (for example, red color resistance, blue color blocking or green color blocking) at least it
One.When color blocking only includes black color blocking, illumination is mapped in color blocking layer can all be absorbed and be shown black.When color blocking includes coloured silk
During color color blocking, when illumination is mapped to the colored color blocking in color blocking layer, the light of the color with the colored color blocking can occur to reflect so as to
The color of the colored color blocking is shown, the light of other colors can be absorbed.Certainly, the colored color blocking being mapped to when illumination in color blocking layer
When, the light of the color with the colored color blocking also can occur to transmit and realize by arranging reflecting layer to show the colored color blocking
Color, this is not restricted for the disclosure.It should be noted that when color blocking layer only includes a color blocking, the color blocking layer can be tool
There is the overall structure of the color blocking color.
For example, in the display floater that the example of the present embodiment one is provided, as shown in figure 4, the display floater also includes arranging
Color blocking layer 103 away from the side of dielectric layer 105 reflecting layer 102.For example, reflecting layer 102 includes reflecting surface 1020, reflecting surface
1020 are arranged on reflecting layer 102 near the side of color blocking layer 103.Thus, the reflecting surface 1020 in reflecting layer 102 can be by from color blocking layer
103 reflect back transmitted through the light for coming, so as to the side being located in the display floater changeable refractive index layer shows color blocking layer 103
Color.For example, color blocking layer 103 includes red color resistance, and when illumination is mapped in red color resistance, red light can be passed through from red color resistance
And be irradiated on reflecting layer 102, the effect in reflected face 1020 is reflected back the side at display floater changeable refractive index layer place.
For example, in the display floater that the example of the present embodiment one is provided, as shown in figure 4, the display floater also includes electric field
Layer 104 is provided, for producing electric field.Changeable refractive index layer 106 can change in the case where electric field provides the driving of the electric field that layer 104 is produced
Refractive index in contact surface 109 so that there is total reflection or transmit in light.Thus, can by electric field provide layer 104 come produce electric field from
And change the refractive index of changeable refractive index layer 106.Now, the material of changeable refractive index layer can adopt liquid crystal (nematic liquid crystal or gallbladder
Steroid liquid crystal).Certainly, the refractive index of changeable refractive index layer 106, this public affairs can be also changed using the other modes in addition to electric field
Open that this is not restricted.For example, the refractive index of changeable refractive index layer 106 can be changed by controlling the modes such as temperature, pH value.
For example, electric field provides layer 104 and can produce the first electric field and the second electric field, and the refractive index of changeable refractive index layer 106 can
More than the refractive index of dielectric layer 105 under the driving of the first electric field, so as to contacting can the light from changeable refractive index layer 106
Face 109 is totally reflected, identical with the refractive index of dielectric layer 105 or essentially identical under the driving of the second electric field, so as to make
Light from changeable refractive index layer 106 is transmitted in contact surface.It is for example, above-mentioned that refractive index can under the driving of the second electric field
The refractive index of change layer and dielectric layer 105 is essentially identical refer to the refractive index difference of changeable refractive index layer and dielectric layer 0.05 with
It is interior.
For example, in the display floater that the example of the present embodiment one is provided, the refractive index of dielectric layer is less than changeable refractive index layer
Largest refractive index.Thus, the light of the side incidence being located from changeable refractive index layer can be totally reflected on the contact surface.
For example, when changeable refractive index layer is liquid crystal layer, ranges of indices of refraction of the liquid crystal layer in the presence of the first electric field
Can be 1.7-2.3, the ranges of indices of refraction in the presence of the second electric field is 1.3-1.5, and the ranges of indices of refraction of dielectric layer can be
1.3-1.5；When the liquid crystal layer is in the presence of the first electric field when, the refractive index of the liquid crystal layer is come more than the refractive index of dielectric layer
Can be totally reflected in contact surface from the ambient light of incident side, and when the liquid crystal layer is in the presence of the second electric field when, the liquid crystal
The refractive index of layer is identical with the refractive index of dielectric layer or essentially identical, can occur in contact surface from the ambient light of incident side saturating
Penetrate.
For example, in the display floater that the example of the present embodiment one is provided, as shown in figure 4, electric field provides layer 104 may include the
One electrode 1041 and second electrode 1042.By producing to applied voltage difference between first electrode 1041 and second electrode 1042
Electric field.It should be noted that first electrode can be pixel electrode, second electrode can be common electrode, or, first electrode can be
Public electrode, second electrode can be pixel electrode.In addition, electric field provides layer may include multiple pixel cells, pixel electrode can be wrapped
Include multiple independent pixel electrodes, multiple pixel electrodes are separately positioned in multiple pixel cells, so as to common electrode
Different electric fields are produced respectively, and with independent the corresponding changeable refractive index layer of each pixel cell is driven.
For example, first electrode and second electrode can be transparency electrode, so as to improve the light utilization ratio of the display floater, increase
Plus the brightness of the display floater.
For example, in the display floater that the example of the present embodiment one is provided, as shown in figure 4, first electrode 1041 is arranged on Jie
Away from the side of changeable refractive index layer 106, second electrode 1042 is arranged on changeable refractive index layer 106 away from dielectric layer to matter layer 105
105 side.Thus, the electric field is provided layer and can be produced by applied voltage difference between the first electrode and the second electrode vertically
In the electric field of underlay substrate.Certainly, the disclosure includes but is not limited to this, and first electrode and second electrode also can be with interlayer used outside insulateds
Arrange.For example, first electrode and second electrode can be arranged on dielectric layer 105 away from the side of changeable refractive index layer 106 with layer or
Side of the changeable refractive index layer 106 away from dielectric layer 105.Now, the electric field provide layer can first electrode and second electrode it
Between electric field parallel to underlay substrate is produced by applied voltage difference.
For example, as shown in figure 5, the display floater may also include the upper substrate 108 being arranged in second electrode 1042.Upper base
Plate 108 also can be protected as the carrier of second electrode 1042 to second electrode 1042.
In the display floater that the present embodiment is provided, as shown in figure 5, when light is incident from upper substrate 108, light may pass through
Substrate 108, second electrode 1042, changeable refractive index layer 106 are simultaneously irradiated to contact surface 109；Changeable refractive index layer 106 can be changed
Refractive index is more than the refractive index of dielectric layer 105, and light is injected optically thinner medium, can be totally reflected in contact surface 109 from optically denser medium,
So as to show on state of；The refractive index and identical with the refractive index of dielectric layer 105 or basic phase of changeable refractive index layer 106 can be changed
Together, total reflection condition is destroyed, light is passed through and through dielectric layer 105 and first electrode 1041 from contact surface 109, and is irradiated to
Color blocking layer 103, when color blocking layer 103 includes colored color blocking, the light of a part of color is absorbed by the colored color blocking, and a part of light can
Reflecting surface 1020 through the colored color blocking and through reflecting layer 102 is reflected back, so as in the display floater changeable refractive index
The side that 106 (upper substrate 108) of layer are located shows colored.
Embodiment two
The present embodiment provides a kind of display device, and it includes the display floater described by any one of embodiment one.Due to
The display device includes the display floater in embodiment one, and the display device has the technique effect of the display floater included with it
Corresponding technique effect, specifically can be found in the associated description in embodiment one, and the disclosure will not be described here.
For example, the display device can be E-book reader, billboard, display box or display instrument etc..
Embodiment three
The present embodiment provides a kind of driving method of display floater, and the display floater includes underlay substrate, is arranged on substrate
Dielectric layer on substrate and the changeable refractive index layer of side away from underlay substrate is arranged on dielectric layer, changeable refractive index layer
Contact with dielectric layer and arrange and with contact surface, changeable refractive index layer is incident side away from the side of underlay substrate, such as Fig. 6 institutes
Show, the driving method includes step S301-S302.
Step S301：Change the refractive index of changeable refractive index layer so that the refractive index of changeable refractive index layer is more than dielectric layer
Refractive index is so that the light from changeable refractive index layer shows on state of in the side that contact surface occurs to be totally reflected to be located in refractive index.
Step S302：Change the refractive index of changeable refractive index layer so that the refractive index and the folding of dielectric layer of changeable refractive index layer
Penetrate rate it is identical or essentially identical so that from changeable refractive index layer light contact surface occur transmission be located in refractive index one
Side shows dark-state.
The present embodiment provide display floater driving method in, can by change changeable refractive index layer refractive index come
Light is set total reflection to occur in contact surface or transmit, so as on state of or dark-state can be shown.
For example, the example of the present embodiment one provide driving method in, display floater also include be arranged on dielectric layer away from
The color blocking layer of the side of changeable refractive index layer, be arranged on color blocking layer away from the side of dielectric layer reflecting layer and electric field provide
Layer, color blocking layer includes at least one of at least one black color blocking for being used for display and colored color blocking, and reflecting layer includes close
The reflecting surface of the side of color blocking layer, the driving method includes：Layer generation electric field driven changeable refractive index layer is provided by electric field to change
Variable refractivity is so that the refractive index of changeable refractive index layer is more than the refractive index of dielectric layer so that the light from changeable refractive index layer exists
The side that contact surface occurs total reflection to be located in refractive index shows on state of；And provide layer generation electric field driven folding by electric field
Penetrate rate variable layer change refractive index so that the refractive index of changeable refractive index layer and the refractive index of dielectric layer it is identical or it is essentially identical with
The side in contact surface transmission occurring to be located in refractive index from the light of changeable refractive index layer is set to show black or colour.By
This, can provide the refraction index changing that changeable refractive index layer is made by way of layer applies electric field, so that light is in contact electric field
There is total reflection or transmit in face.Also, by color blocking layer and reflecting layer, the display device is capable of achieving to show colour picture or black and white
Picture.
For example, in the driving method that the example of the present embodiment one is provided, it is electric including first electrode and second that electric field provides layer
Pole, the driving method may include：Apply first voltage difference V1 between the first electrode and the second electrode to produce the first electric field simultaneously
Change the refractive index of changeable refractive index layer, so that refractive index of the refractive index of changeable refractive index layer more than dielectric layer, so that from
The side that the light of changeable refractive index layer occurs total reflection to be located in refractive index in contact surface shows on state of；And in first electrode
Apply second voltage difference V2 and second electrode between to produce the second electric field and change the refractive index of changeable refractive index layer, so that folding
The refractive index for penetrating rate variable layer is identical with the refractive index of dielectric layer or essentially identical, so that the light from changeable refractive index layer is connecing
The side that contacting surface occurs transmission to be located in refractive index shows black or colour.Thus, can be by electric in first electrode and second
The mode of applied voltage difference to be changing the refractive index of changeable refractive index layer between pole so that light contact surface occur total reflection or
Transmission.Further, since voltage difference is easier to realize and controls, and response speed is very fast, so as to improve the display floater
Response speed, increases the application scenarios of the display floater.
Example IV
The present embodiment provides a kind of manufacture method of display floater, and it includes：Dielectric layer is formed on underlay substrate；And
Side away from underlay substrate on dielectric layer forms changeable refractive index layer.Changeable refractive index layer contacts with dielectric layer and arranges and have
Have a contact surface, changeable refractive index layer is incident side away from the side of underlay substrate, changeable refractive index layer can change refractive index so that
There is total reflection in contact surface or transmit in the ambient light for carrying out incident side.
For example, in the manufacture method that the example of the present embodiment one is provided, also include：In dielectric layer away from changeable refractive index layer
Side formed color blocking layer.Color blocking layer may include at least one for show black color blocking and colour color blocking at least it
One.
For example, in the manufacture method that the example of the present embodiment one is provided, also include：Color blocking layer away from dielectric layer side
Form reflecting layer.Reflecting layer includes a reflecting surface, is arranged on reflecting layer near the side of color blocking layer.
For example, in the manufacture method that the example of the present embodiment one is provided, also include：Form electric field and layer is provided.Electric field is provided
Layer can produce electric field, and changeable refractive index layer can change refractive index so that light is connecing in the case where electric field provides the driving of the electric field that layer is produced
There is total reflection or transmit in contacting surface.
For example, in the manufacture method that the example of the present embodiment one is provided, also include：Reflecting layer is formed on underlay substrate；
Color blocking layer is formed on reflecting layer；First electrode is formed in color blocking layer；On the first electrode formed dielectric layer with substrate base
Plate, reflecting layer, color blocking layer, first electrode constitute first substrate；Second electrode is formed on upper substrate to constitute second substrate；It is right
Box first substrate and second substrate；And between the first substrate and second substrate formed changeable refractive index layer.Need
Bright, first electrode and second electrode constitute the electric field and provide layer.
For example, liquid crystal is injected between the first substrate and second substrate to form changeable refractive index layer.
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 (11)
1. a kind of display floater, it is characterised in that include：
Underlay substrate；
Dielectric layer, is arranged on the underlay substrate；And
Changeable refractive index layer, is arranged on away from the side of the underlay substrate on the dielectric layer,
The changeable refractive index layer is incident side, the changeable refractive index layer and the medium away from the side of the underlay substrate
Layer contact is arranged and with contact surface, and the changeable refractive index layer is configured to change refractive index so that incident from the incident side
Ambient light the contact surface occur total reflection or transmit.
2. display floater according to claim 1, it is characterised in that also include：
Color blocking layer, is arranged on side of the dielectric layer away from the changeable refractive index layer, and the color blocking layer is included for showing
Black color blocking and at least one of colored color blocking.
3. display floater according to claim 2, it is characterised in that also include：
Reflecting layer, is arranged on side of the color blocking layer away from the dielectric layer.
4. the display floater according to any one of claim 1-3, it is characterised in that also include：
Electric field provides layer, is configured to produce electric field, and the changeable refractive index layer is configured to provide layer generation in the electric field
Electric field driving under change refractive index so that light the contact surface occur total reflection or transmit.
5. the display floater according to any one of claim 1-3, it is characterised in that the refractive index of the dielectric layer is less than
The largest refractive index of the changeable refractive index layer.
6. display floater according to claim 4, it is characterised in that the electric field provide layer be configured to produce first it is electric
Field and the second electric field, the refractive index of the changeable refractive index layer is configured to be more than under the driving of first electric field and is given an account of
The refractive index of matter layer simultaneously makes from the incident ambient light of the incident side to be totally reflected in the contact surface, in second electric field
Driving under it is identical with the refractive index of the dielectric layer or essentially identical and make from the incident ambient light of the incident side described
Contact surface is transmitted.
7. display floater according to claim 4, it is characterised in that the electric field provides layer includes first electrode and second
Electrode, the first electrode is arranged on side of the dielectric layer away from the changeable refractive index layer, and the second electrode is arranged
The changeable refractive index layer away from the dielectric layer side.
8. the display floater according to any one of claim 1-3, it is characterised in that the changeable refractive index layer with it is described
The contact surface between dielectric layer includes the multiple concave surfaces arranged in array, and each concave surface is concaved towards can away from the refractive index
The direction of change layer.
9. the display floater according to any one of claim 8, it is characterised in that the concave surface includes hemisphere face.
10. the display floater according to any one of claim 1-3, it is characterised in that the material of the changeable refractive index layer
Material includes liquid crystal.
11. a kind of display devices, it is characterised in that include the display floater according to any one of claim 1-10.
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| CN201621154015.4U CN206115085U (en) | 2016-10-31 | 2016-10-31 | Display panel and display device |
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| CN201621154015.4U CN206115085U (en) | 2016-10-31 | 2016-10-31 | Display panel and display device |
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| CN206115085U true CN206115085U (en) | 2017-04-19 |
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| WO2018076669A1 (en) * | 2016-10-31 | 2018-05-03 | 京东方科技集团股份有限公司 | Display panel and driving and manufacturing method therefor, and display apparatus |
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| US10509246B2 (en) | 2016-10-31 | 2019-12-17 | Boe Technology Group Co., Ltd. | Display panel and driving and manufacturing method thereof, and display device |
| CN109698223A (en) * | 2018-12-26 | 2019-04-30 | 上海天马微电子有限公司 | A kind of display panel and display device |
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