CN105929617B - Transparent display panel and its manufacturing method and transparent display - Google Patents
Transparent display panel and its manufacturing method and transparent display Download PDFInfo
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- CN105929617B CN105929617B CN201610553340.6A CN201610553340A CN105929617B CN 105929617 B CN105929617 B CN 105929617B CN 201610553340 A CN201610553340 A CN 201610553340A CN 105929617 B CN105929617 B CN 105929617B
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/15—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on an electrochromic effect
- G02F1/153—Constructional details
- G02F1/155—Electrodes
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/15—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on an electrochromic effect
- G02F1/163—Operation of electrochromic cells, e.g. electrodeposition cells; Circuit arrangements therefor
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- Optics & Photonics (AREA)
- Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
Abstract
The embodiment of the present invention is related to transparent display panel and its manufacturing method and transparent display.The transparent display panel includes at least two sub-panels of stacking, each sub-panel includes the first transparent substrate and the second transparent substrate being oppositely arranged in the stacking direction, multiple transparent control electrodes on the surface opposite with second transparent substrate of first transparent substrate, and the electrochromic material between the multiple transparent control electrode and the second transparent substrate, when a transparent control electrode is applied voltage, electrochromic material in region corresponding to the transparent control electrode change and make the region it is opaque with it is transparent between switch, wherein, the upright projection of the multiple transparent control electrode of the multiple transparent control electrode and another sub-panel of each sub-panel partly overlaps or completely not be overlapped respectively.
Description
Technical field
The embodiment of the present invention is generally related to field of display technology, in particular to a kind of transparent display panel and its manufacture
Method and transparent display.
Background technique
Transparent display panel is paid close attention to as the new application that recent years occurs by people, used in transparence display
Technology greatly expands the scene and range of display application, also provides convenience for people's lives.
Existing liquid crystal transparent display technology is based on original display panel technology.It is saturating that Fig. 1 shows traditional liquid crystal
The schematic diagram of obvious showing device.Transmitted light is represented with arrow in figure, the variation of transmitance is illustrated by the change width of arrow.
As shown in Figure 1, in traditional liquid crystal transparent display device, the optical transport that is emitted from back light unit 1 by the first polarizing film 2,
Tft array and liquid crystal 3 hang down optionally in the color film 5 of colour display and its absorption axis and the absorption axiss of the first polarizing film 2
The second polarizing film 4 directly intersected, to realize colored or black and white transparence display.However, in view of the double-deck polarizing film 2 and 4 and color film 5
Self structure, the transmitance of traditional liquid crystal transparent display device is very low.Assuming that the transmitance for the light being emitted from back light unit 1
It is 100%, the transmitance for the light being finally emitted from the second polarizing film 4 may only have 6%.Although can be by adjusting polarizing film mist
Thickness of color film glue etc. achievees the effect that increase transparency on degree (haze) and thinned color membrane substrates, but traditional liquid crystal is saturating
The transmitance of obvious showing device is still not higher than 15%, and transparence display is ineffective.
Summary of the invention
The embodiment of the present invention provides a kind of novel transparence display mode, can be real in the case where not using polarizing film
The transparence display of existing high transmittance.
According to a first aspect of the embodiments of the present invention, a kind of transparent display panel is provided comprising at least two of stacking
Sub-panel, each sub-panel include the first transparent substrate being oppositely arranged in the stacking direction and the second transparent substrate, are located at institute
It states multiple transparent control electrodes on the surface opposite with second transparent substrate of the first transparent substrate and is located at described
Electrochromic material between multiple transparent control electrodes and the second transparent substrate, when a transparent control electrode is applied voltage
When, the electrochromic material in region corresponding to the transparent control electrode change and make the region it is opaque with
Switch between transparent, wherein the multiple transparent control electrode of each sub-panel is the multiple transparent with another sub-panel
The upright projection of coordination electrode partly overlaps respectively or is not overlapped completely.
According to this aspect, can according to need to the voltage of the related transparent control electrode of the transparent display panel apply into
Row control, thus controls the light transmission amount of electrochromic material, so that the received optical energy density of human eye institute is different and realizes ash
Rank shows.In addition, the dislocation by transparent control electrode between each sub-panel designs, minimum adjustable luminous flux can be made to subtract
It is small, to improve display gray number, and high transmittance is realized under transparence display mode.
An exemplary embodiment of the present invention, the transparent display panel further include color film.According to this embodiment, color film
Addition the transparent display panel of the embodiment of the present invention can be made to realize colored display.
An exemplary embodiment of the present invention, first transparent substrate and second transparent substrate include glass or
Transparent plastic.According to this embodiment, the constituent material using glass or transparent plastic as substrate, can be further improved light
Transmitance.
An exemplary embodiment of the present invention shares transparent substrate between adjacent sub-panel.Property is real according to the example
Example is applied, uses shared transparent substrate between adjacent sub-panel, this can reduce the quantity of substrate used, to reduce transparent
The thickness of display panel entirety simultaneously reduces production cost.
An exemplary embodiment of the present invention, the electrochromic material includes electrowetting material, when a transparent control
When electrode is applied voltage, the electrowetting material in region corresponding to the transparent control electrode is moved to the transparent control electrode
Region corresponding to the transparent control electrode of neighbouring no applied voltage or the no applied voltage near the transparent control electrode
Transparent control electrode corresponding to electrowetting material in region be moved to region corresponding to the transparent control electrode.According to
The exemplary embodiment can easily realize the control to light transit dose using electrowetting material as electrochromic material.
An exemplary embodiment of the present invention, the transparent display panel further include being arranged on the described second transparent base
Public electrode on the surface opposite with first transparent substrate of plate.Property embodiment according to the example, by using public
Electrode applies voltage to electrochromic material with corresponding transparent control electrode, and electrode structure is simple.
According to a second aspect of the embodiments of the present invention, a kind of manufacturing method of transparent display panel is provided comprising:
At least two sub-panels are formed, the formation of each sub-panel includes:
Prepare the first transparent substrate and the second transparent substrate；
Multiple transparent control electrodes are formed on first transparent substrate；
Electrochromic material is placed on the multiple transparent control electrode, wherein when a transparent control electrode is applied electricity
When pressure, the electrochromic material in region corresponding to the transparent control electrode changes and makes the region opaque
With it is transparent between switch；And
By second transparent substrate and first transparent substrate to box；And
At least two sub-panel is laminated, so that the multiple transparent control electrode of each sub-panel and another son
The upright projection of the multiple transparent control electrode of panel partly overlaps respectively or is not overlapped completely.
According to this aspect, can form such transparent display panel: the transparent display panel can according to need to phase
The voltage application for closing transparent control electrode is controlled, and the light transmission amount of electrochromic material is thus controlled, so that human eye is connect
The optical energy density of receipts is different and realizes grayscale and shows.In addition, the dislocation by transparent control electrode between each sub-panel designs,
Minimum adjustable luminous flux can be made to reduce, to improve display gray number, and realize high transmission under transparence display mode
Rate.
An exemplary embodiment of the present invention, the manufacturing method further include that coloured silk is formed in the transparent display panel
Film.According to this embodiment, the addition of color film can make to be formed by the colored display of transparent display panel realization.
An exemplary embodiment of the present invention, first transparent substrate and second transparent substrate include glass or
Transparent plastic.According to this embodiment, the constituent material using glass or transparent plastic as substrate, can be further improved light
Transmitance.
An exemplary embodiment of the present invention, wherein second transparent substrate of a sub-panel and adjacent sub-panel
First transparent substrate be same transparent substrate.Property embodiment according to the example, using sharing between adjacent sub-panel
Transparent substrate, this can reduce the quantity of substrate used, to reduce the thickness of transparent display panel entirety and reduce production
Cost.
An exemplary embodiment of the present invention, the electrochromic material includes electrowetting material, when a transparent control
When electrode is applied voltage, the electrowetting material in region corresponding to the transparent control electrode is moved to the transparent control electrode
Region corresponding to the transparent control electrode of neighbouring no applied voltage or the no applied voltage near the transparent control electrode
Transparent control electrode corresponding to electrowetting material in region be moved to region corresponding to the transparent control electrode.According to
The exemplary embodiment can easily realize the control to light transit dose using electrowetting material as electrochromic material.
An exemplary embodiment of the present invention, the manufacturing method further include second transparent substrate with it is described
First transparent substrate forms public electrode on opposite surface.Property embodiment according to the example, by using public electrode and phase
The transparent control electrode answered applies voltage to electrochromic material, and electrode structure is simple.
According to a third aspect of the embodiments of the present invention, a kind of transparent display, including above-mentioned transparent display panel are provided.
According to this aspect, can according to need to the voltage of the related transparent control electrode of the transparent display apply into
Row control, thus controls the light transmission amount of electrochromic material, so that the received optical energy density of human eye institute is different and realizes ash
Rank shows.In addition, the dislocation by transparent control electrode between each sub-panel designs, minimum adjustable luminous flux can be made to subtract
It is small, to improve display gray number, and high transmittance is realized under transparence display mode.
An exemplary embodiment of the present invention, the transparent display further include back light unit.
As shown from the above technical solution, the transparent display panel and transparent display that the embodiment of the present invention is realized can be with
The voltage application of its related transparent control electrode is controlled as needed, thus controls the light transmission of electrochromic material
Amount, so that the received optical energy density of human eye institute is different and realizes grayscale and shows.In addition, passing through transparent control between each sub-panel
The dislocation of electrode designs, and minimum adjustable luminous flux can be made to reduce, to improve display gray number, and in transparence display mould
High transmittance is realized under formula.
Detailed description of the invention
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are some embodiments of the invention, for this
For the those of ordinary skill of field, without creative efforts, it can also be obtained according to these attached drawings others
Attached drawing.
Fig. 1 is the schematic diagram of traditional liquid crystal transparent display device；
Fig. 2 schematically shows the sectional view of the transparent display panel of an exemplary embodiment of the present invention；
Fig. 3 schematically shows the working principle diagram of the transparent display of an exemplary embodiment of the present invention；And
Fig. 4 is the figure for showing the exemplary method for implementing manufacture transparent display panel according to the present invention.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
Every other embodiment obtained without creative efforts, shall fall within the protection scope of the present invention.
Fig. 2 schematically shows the sectional view of the transparent display panel of an exemplary embodiment of the present invention.Such as Fig. 2 institute
Show, which includes two sub-panels 10 and 20 of stacking.
As shown in Fig. 2, sub-panel 10 includes: that the first transparent substrate 11 and second for being oppositely arranged in the stacking direction is transparent
Substrate 12；Multiple transparent control electrodes on the surface opposite with second transparent substrate 12 of the first transparent substrate 11
13；And the electrochromic material 14 between the multiple transparent control electrode 13 and the second transparent substrate 12, when one thoroughly
When bright coordination electrode 13 (for example, electrode 131 in Fig. 3) is applied voltage, the region corresponding to the transparent control electrode
In electrochromic material 14 change and make the region it is opaque with it is transparent between switch.
Sub-panel 20 is laminated on sub-panel 10.The sub-panel 20 includes: first be oppositely arranged in the stacking direction
Transparent substrate 21 and the second transparent substrate 22；Positioned at the surface opposite with second transparent substrate 22 of the first transparent substrate 21
On multiple transparent control electrodes 23；And the electricity between the multiple transparent control electrode 23 and the second transparent substrate 22
Off-color material 24 is caused, when a transparent control electrode 23 is applied voltage, the region corresponding to the transparent control electrode 23
In electrochromic material 24 change and make the region it is opaque with it is transparent between switch.
As shown in Fig. 2, sub-panel 20 is laminated in this way on sub-panel 10: sub-panel 20 it is the multiple
Bright coordination electrode 23 and the upright projection of the multiple transparent control electrode 13 of sub-panel 10 partly overlap respectively.That is, sub- face
The transparent control electrode of plate 20 and the transparent control electrode of sub-panel 10 miss one another on the direction for be parallel to substrate surface.
In the embodiment shown in Figure 2, the transparent control electrode of upper and lower two sub-panels is respectively partially overlapped.However,
The present disclosure is not limited thereto.The upright projection of the transparent control electrode of different sub-panels can also be overlapped completely respectively.
Although Fig. 2 only illustrates two sub-panels 10 and 20, but it is to be understood that the present disclosure is not limited to this, tool there are three or
The transparent display panel of more sub-panels is also within the scope of the invention.
For example, in one exemplary embodiment, other than sub-panel 10 and 20, the transparent display panel of the disclosure can
To further include another sub-panel (hereinafter, also referred to as third sub-panel).The third sub-panel includes: opposite in the stacking direction
The first transparent substrate and the second transparent substrate being arranged；Positioned at the table opposite with second transparent substrate of the first transparent substrate
Multiple transparent control electrodes on face；And the electroluminescent change between the multiple transparent control electrode and the second transparent substrate
Color material, the electrochromism material when a transparent control electrode is applied voltage, in region corresponding to the transparent control electrode
Material change and make the region it is opaque with it is transparent between switch.
The third sub-panel can be laminated in this way on sub-panel 20: the third sub-panel it is the multiple
The multiple transparent control electrode of the multiple transparent control electrode 13 of transparent control electrode and sub-panel 10, sub-panel 20
23 upright projection partly overlaps respectively or is not overlapped completely.That is, the transparent control electrode of the third sub-panel and sub-panel 10,
The transparent control electrode of sub-panel 20 misses one another on the direction for be parallel to substrate surface.
And so on, the transparent display panel of the disclosure can further include the 4th sub-panel on third sub-panel,
Etc..The disclosure does not limit the number of the sub-panel of transparent display panel, as long as it is two or more.
As described above, when a transparent control electrode is applied voltage, in region corresponding to the transparent control electrode
Electrochromic material change and make the region it is opaque with it is transparent between switch.The electrochromic material of the disclosure can
Think electrochromic material such as inorganic electrochromic material or organic electrochromic material, under the action of extra electric field,
Transmitance can stablize, reversible variation, so as to it is opaque with it is transparent between switch, be achieved in and light penetrated
Amount facilitates control.
For example, in one exemplary embodiment, when a transparent control electrode is applied voltage, the transparent control electrode
Electrochromic material in corresponding region changes and the region is made to become transparent from opaque, and is not applied to electricity
Electrochromic material in region corresponding to the transparent control electrode of pressure keeps opaque.When the whole of all sub-panels is saturating
When bright coordination electrode is all applied voltage, the electrochromic material of each sub-panel integrally becomes transparent, thus, transparence display
High transparency state is presented in panel.The transparent display panel of the embodiment may be implemented between display state and pellucidity as a result,
Switching.
Alternatively, in another exemplary embodiment, when a transparent control electrode is applied voltage, transparent control electricity
Electrochromic material extremely in corresponding region becomes transparent control electrode institute that is opaque, and being not applied to voltage from transparent
Electrochromic material in corresponding region keeps transparent.When all transparent coordination electrode of all sub-panels is all not applied to electricity
When pressure, the electrochromic material of each sub-panel is generally transparent, thus, high transparency state is presented in transparent display panel.As a result,
The switching between display state and pellucidity may be implemented in the transparent display panel of the embodiment.
Fig. 3 diagrammatically illustrates the working principle of the transparent display of an exemplary embodiment according to the present invention
Figure.The transparent display includes above-mentioned transparent display panel.The transparent display further includes back light unit.It is shown in Fig. 3
In the embodiment of example, electrochromic material becomes transparent from opaque when being applied voltage.However, the present disclosure is not limited to the realities
Example is applied, it will be understood by those skilled in the art that electrochromic material becomes opaque implementation from transparent when being applied voltage
Example is also within the scope of this disclosure.
As shown in figure 3, the transparent control electrode 131 in multiple transparent control electrodes 13 of sub-panel 10 is applied
It is electroluminescent in region C corresponding to the transparent control electrode 131 when voltage and other transparent control electrodes 13 are not applied voltage
Off-color material 14 becomes transparent from opaque, and the electrochromic material 14 in other regions remains not due to being not applied to voltage
Transparent, thus, the light for being incident on the first transparent substrate 11 from back light unit is merely capable of being transmitted through the region of sub-panel 10
C.Similarly, the transparent control electrode 231 in multiple transparent control electrodes 23 of sub-panel 20 be applied voltage and other
Electrochromic material 24 when transparent control electrode 23 is not applied voltage, in region B corresponding to the transparent control electrode 231
Become transparent from opaque, the electrochromic material 24 in other regions due to be not applied to voltage and remain it is opaque, from
And the light for being incident on the first transparent substrate 21 of sub-panel 20 is merely capable of being transmitted through the region B of sub-panel 20.When right simultaneously
When transparent control electrode 231 in transparent control electrode 131 and sub-panel 20 in sub-panel 10 applies voltage, sub-panel 20
The region C of region B and sub-panel 10 becomes transparent.As a result, being merely capable of being transmitted through this thoroughly from the light of back light unit incidence
Obvious showing device is located at the region B region A Chong Die with region C.Therefore, and only with the single layer of sub-panel 10 or sub-panel 20
The case where sub-panel, is compared, and there is the disclosure two layers or more sub-panel and transparent control electrode therein to miss one another (that is, not
With the transparent control electrode of sub-panel perpendicular projection overlapping or be not completely overlapped) transparent display minimum light it is logical
Amount can be adjusted to the light transmission amount of control electrochromic material, be achieved in grayscale and show and improve what grayscale was shown
Gray number.
Similarly, become in opaque embodiment when electrochromic material is applied voltage from transparent, it can also be real
Existing said effect.
In one exemplary embodiment, the transparent display panel of the disclosure and transparent display can further include color film
(not shown).It is not specific to the setting position of color film as long as the coloured silk film is located in transparent display panel and transparent display
Limitation.For example, the coloured silk film can be located on or below one at least two sub-panel.For example, shown in Fig. 2
It is color in transparent display panel and the transparent display shown in Fig. 3 with Shuangzi panel construction with Shuangzi panel construction
Film can be between the lower section of sub-panel 10, the top of sub-panel 20, sub-panel 10 and sub-panel 20 or other positions
Place.Color film is incorporated to the transparent display panel that can make the disclosure and the colored display of transparent display realization.
Two substrates in each sub-panel in the transparent display panel and transparent display of the disclosure be it is transparent,
The constituent material of each transparent substrate is not limited.In one exemplary embodiment, the first transparent substrate and the second transparent substrate can
To include glass or transparent plastic, to further increase the transmitance of light.
In one exemplary embodiment, transparent substrate is shared between adjacent sub-panel.For example, as shown in figure 3, sub- face
Plate 20 and sub-panel 10 can share the transparent substrate for being marked as 12 (21), and the transparent substrate first as sub-panel 20 is saturating
Second transparent substrate 12 of bright substrate 21 and sub-panel 10.This can reduce the quantity of substrate used, to reduce transparent aobvious
The thickness of showing device entirety simultaneously reduces production cost.
In one exemplary embodiment, electrochromic material may include electrowetting material, when a transparent control electrode
When being applied voltage, the electrowetting material in region corresponding to the transparent control electrode is moved near the transparent control electrode
No applied voltage transparent control electrode corresponding to no applied voltage near region or the transparent control electrode it is saturating
Electrowetting material in region corresponding to bright coordination electrode is moved to region corresponding to the transparent control electrode.It is being applied
Electrowetting material in region corresponding to the transparent control electrode of voltage is moved to not applying near the transparent control electrode
In the case where region corresponding to the transparent control electrode of voltage, this is applied region corresponding to the transparent control electrode of voltage
Become transparent from opaque.On the other hand, the transparent control of the no applied voltage near the transparent control electrode for being applied voltage
Electrowetting material in region corresponding to electrode processed is moved to region corresponding to the transparent control electrode for being applied voltage
In the case where, this, which is applied region corresponding to the transparent control electrode of voltage, becomes opaque from transparent.It is thus possible to be easy
Realize the control to light transit dose in ground.
In one exemplary embodiment, the transparent display panel of the disclosure and transparent display can further include being set
Set the public electrode on the surface opposite with the first transparent substrate of the second transparent substrate, with corresponding transparent control electrode
Control voltage is applied to electrochromic material together.For example, as shown in Figures 2 and 3, it is transparent in second transparent substrate 12 and first
On the opposite surface of substrate 11 and on the surface opposite with the first transparent substrate 21 of the second transparent substrate 22, it is provided with
Public electrode 15 and 25.When in a sub-panel in multiple transparent control electrodes some transparent control electrodes (for example,
Transparent control electrode 131 in Fig. 3) and public electrode (for example, public electrode 15 in Fig. 3) between apply voltage when, the son
Electrochromic material in region corresponding to the transparent control electrode in panel becomes transparent from opaque, or from transparent
Become opaque.Property embodiment according to the example, by using public electrode with corresponding transparent control electrode to electrochromism
Material applies voltage, and electrode structure is simple.
However, the disclosure is not limited to apply voltage together with transparent control electrode using public electrode and change electroluminescent
The transmitance of off-color material.The disclosure is also contemplated by counterelectrode corresponding with multiple transparent control electrodes and comes to electroluminescent change
Color material applies control voltage.
The embodiment of the present invention also provides the manufacturing method of above-mentioned transparent display panel.As shown in figure 4, the manufacturing method packet
It includes to form at least two sub-panels (step S1), the formation of each sub-panel includes:
Prepare the first transparent substrate and the second transparent substrate (step S11)；
Multiple transparent control electrodes (step S12) are formed on the first transparent substrate；
Electrochromic material (step S13) is placed on multiple transparent control electrodes, wherein when a transparent control electrode quilt
When applying voltage, the electrochromic material in region corresponding to the transparent control electrode changes and makes the region not
It is transparent with it is transparent between switch；And
By the second transparent substrate and the first transparent substrate to box (step S14)；And
At least two sub-panel is laminated, so that multiple transparent control electrodes of each sub-panel and another sub-panel
The upright projections of multiple transparent control electrodes partly overlap respectively or be not overlapped (step S2) completely.
It is noted here that the embodiment of the present invention does not limit the sequence of the formation and stacking of each sub-panel.For example, can be with
After being respectively formed at least two sub-panels, each sub-panel is laminated in a manner of transparent control electrode dislocation.Alternatively, can be
It is formed after the first sub-panel, directly folds the first transparent substrate of the second sub-panel (in the first son on first sub-panel upper layer
In the case where not sharing transparent substrate between panel and the second sub-panel) or the second sub- face of stacking directly on the first sub-panel
Multiple transparent control electrodes (in the case where sharing transparent substrate between the first sub-panel and the second sub-panel) of plate, wherein the
One and second the upright projection of the multiple transparent control electrode of sub-panel partly overlap or be not overlapped completely respectively.
As described above, transparent display panel and transparent display that the embodiment of the present invention is realized can according to need pair
The voltage application of its related transparent control electrode is controlled, and the light transmission amount of electrochromic material is thus controlled, so that human eye
The received optical energy density of institute is different and realizes grayscale and shows.In addition, passing through the dislocation of transparent control electrode between each sub-panel
Design can be such that minimum adjustable luminous flux reduces, to improve display gray number, and height be realized under transparence display mode
Transmitance.
The above is only exemplary embodiment of the invention, protection scope and is not intended to limit the present invention, this hair
Bright protection scope is determined by the attached claims.
Claims (14)
1. a kind of transparent display panel, comprising:
At least two sub-panels of stacking, each sub-panel include:
The first transparent substrate and the second transparent substrate being oppositely arranged in the stacking direction；
Multiple transparent control electrodes on the surface opposite with second transparent substrate of first transparent substrate；With
And
Electrochromic material between the multiple transparent control electrode and second transparent substrate, when a transparent control
When electrode is applied voltage, the electrochromic material in region corresponding to the transparent control electrode changes and makes described
Region it is opaque with it is transparent between switch,
The transparent display panel is characterized in that, the multiple transparent control electrode of each sub-panel and another sub-panel
The upright projection of the multiple transparent control electrode partly overlaps respectively or is not overlapped completely.
2. transparent display panel according to claim 1, which is characterized in that further include color film.
3. transparent display panel according to claim 1, which is characterized in that first transparent substrate and described second is thoroughly
Bright substrate includes glass or transparent plastic.
4. transparent display panel according to any one of claim 1 to 3, which is characterized in that the adjacent sub-panel
Between share transparent substrate.
5. transparent display panel according to any one of claim 1 to 3, which is characterized in that the electrochromic material
Electricity including electrowetting material, when a transparent control electrode is applied voltage, in region corresponding to the transparent control electrode
Wet material is moved to region corresponding to the transparent control electrode of the no applied voltage near the transparent control electrode, or should
Electrowetting material in region corresponding to the transparent control electrode of no applied voltage near transparent control electrode is moved to this
Region corresponding to transparent control electrode.
6. transparent display panel according to any one of claim 1 to 3, which is characterized in that further include being arranged on institute
State the public electrode on the surface opposite with first transparent substrate of the second transparent substrate.
7. a kind of manufacturing method of transparent display panel, comprising:
At least two sub-panels are formed, the formation of each sub-panel includes:
Prepare the first transparent substrate and the second transparent substrate；
Multiple transparent control electrodes are formed on first transparent substrate；
Electrochromic material is placed on the multiple transparent control electrode, wherein when a transparent control electrode is applied voltage
When, the electrochromic material in region corresponding to the transparent control electrode change and make the region it is opaque with
Switch between transparent；And
By second transparent substrate and first transparent substrate to box,
The manufacturing method of the transparent display panel is characterized in that further include: stacking at least two sub-panel, so that
The upright projection of the multiple transparent control electrode of the multiple transparent control electrode and another sub-panel of each sub-panel
It partly overlaps or is not overlapped completely respectively.
8. manufacturing method according to claim 7, which is characterized in that further include forming coloured silk in the transparent display panel
Film.
9. manufacturing method according to claim 7, which is characterized in that first transparent substrate and the second transparent base
Plate includes glass or transparent plastic.
10. manufacturing method according to any one of claims 7 to 9, which is characterized in that wherein described the of a sub-panel
First transparent substrate of two transparent substrates and adjacent sub-panel is same transparent substrate.
11. manufacturing method according to any one of claims 7 to 9, which is characterized in that the electrochromic material includes
Electrowetting material, the electrowetting when a transparent control electrode is applied voltage, in region corresponding to the transparent control electrode
Material is moved to region corresponding to the transparent control electrode of the no applied voltage near the transparent control electrode or this is transparent
It is transparent that electrowetting material in region corresponding to the transparent control electrode of no applied voltage near coordination electrode is moved to this
Region corresponding to coordination electrode.
12. manufacturing method according to any one of claims 7 to 9, which is characterized in that further include transparent described second
Public electrode is formed on the surface opposite with first transparent substrate of substrate.
13. a kind of transparent display, including transparent display panel according to any one of claim 1 to 6.
14. transparent display according to claim 13 further includes back light unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610553340.6A CN105929617B (en) | 2016-07-14 | 2016-07-14 | Transparent display panel and its manufacturing method and transparent display |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610553340.6A CN105929617B (en) | 2016-07-14 | 2016-07-14 | Transparent display panel and its manufacturing method and transparent display |
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| KR20100091548A (en) * | 2009-02-10 | 2010-08-19 | 한양대학교 산학협력단 | Display device and manufacturing method for thereof |
| CN103293747A (en) * | 2012-06-29 | 2013-09-11 | 上海天马微电子有限公司 | Transparent liquid crystal display device |
| CN105093771A (en) * | 2015-08-20 | 2015-11-25 | 京东方科技集团股份有限公司 | Subpixel structure, pixel structure, display panel and display device |
| CN105759469A (en) * | 2014-12-18 | 2016-07-13 | 汉朗科技(北京)有限责任公司 | Multifunctional smart glass and manufacturing method thereof |
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| KR20100091548A (en) * | 2009-02-10 | 2010-08-19 | 한양대학교 산학협력단 | Display device and manufacturing method for thereof |
| CN103293747A (en) * | 2012-06-29 | 2013-09-11 | 上海天马微电子有限公司 | Transparent liquid crystal display device |
| CN105759469A (en) * | 2014-12-18 | 2016-07-13 | 汉朗科技(北京)有限责任公司 | Multifunctional smart glass and manufacturing method thereof |
| CN105093771A (en) * | 2015-08-20 | 2015-11-25 | 京东方科技集团股份有限公司 | Subpixel structure, pixel structure, display panel and display device |
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