CN106125442A - Double face display panel and double-side display device - Google Patents
Double face display panel and double-side display device Download PDFInfo
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- CN106125442A CN106125442A CN201610797492.0A CN201610797492A CN106125442A CN 106125442 A CN106125442 A CN 106125442A CN 201610797492 A CN201610797492 A CN 201610797492A CN 106125442 A CN106125442 A CN 106125442A
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- display floater
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- display panel
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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
-
- 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
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
- G09G3/38—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source using electrochromic devices
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Theoretical Computer Science (AREA)
- Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
Abstract
The invention discloses a kind of double face display panel, including the first display floater and the second display floater, first display floater and the second display floater are oppositely arranged, two outer surfaces that first display floater and the second display floater deviate from mutually are the first display floater and the display surface of the second display floater, wherein, described first display floater and described second display floater are transparent display panel, described double face display panel also includes controlling module, described control module is arranged between described first display floater and described second display floater, described control module can be the one in light transmission state and light tight state when receiving control voltage, it is the another one in light transmission state and light tight state when not receiving control voltage.The invention also discloses a kind of double-side display device.The double face display panel that the present invention provides is applied in double-side display device can solve the problem that the problem that the nontransparent display device of prior art affects communication effectiveness.
Description
Technical field
The present invention relates to Display Technique field, particularly relate to a kind of double face display panel and include this double face display panel
Double-side display device.
Background technology
Along with the development of Display Technique, people typically require can be at the double-sided display dress of display both sides display image
Put.This double-side display device is applied to the communications industry, government's window, financial industry, transportation industry and the battalion of service trade
The industry Room, public place as big in various flows of the people such as airport, railway station, subway station, dining rooms, therefore, double-side display device has
Have broad application prospects.
Common double-side display device is formed back to the display floater arranged by two.And in some use occasions, be positioned at
Due to the opacity of double-side display device, communication is constituted obstacle when two individual demands before double-side display device are linked up, and
It is completely exposed to the opposing party according to the information of a side then can be made if two-side transparent display device.
Therefore, it is urgently to be resolved hurrily that the accessible communication of two people before being the most conveniently positioned at double-side display device becomes the present invention
Problem.
Summary of the invention
It is desirable to provide a kind of double face display panel and double-side display device, to solve to ask present in prior art
Topic.
As the first aspect of the invention, it is provided that a kind of double face display panel, show including the first display floater and second
Show that panel, described first display floater and described second display floater are oppositely arranged, described first display floater and described second
Two outer surfaces that display floater deviates from mutually are described first display floater and the display surface of described second display floater, wherein,
Described first display floater and described second display floater are transparent display panel, and described double face display panel also includes controlling
Module, described control module is arranged between described first display floater and described second display floater, described control module energy
Enough is the one in light transmission state and light tight state when receiving control voltage, is printing opacity when not receiving control voltage
Another one in state and light tight state.
Preferably, described control module includes at least one of which electrochromic layer, and every layer of described electrochromic layer all can be
Be the one in light transmission state and light tight state when receiving described control voltage, when not receiving described control voltage in
Another one in light transmission state and light tight state.
Preferably, described control module include electrochromic layer described in two-layer and be arranged on electrochromic layer described in two-layer it
Between transparent insulating layer.
Preferably, described transparent insulating layer includes double faced adhesive tape, is provided with described the first of one layer of described electrochromic layer and shows
Described second display floater showing panel and be provided with another layer of described electrochromic layer is glued by described transparent insulating layer respectively
Knot is together.
Preferably, the material of described electrochromic layer includes vanadic anhydride, vanadium dioxide, tungsten oxide, nickel oxide and leads
Any one in voltolisation ethylene.
Preferably, described first display floater and described second display floater are liquid crystal panel.
Preferably, described first display floater and described second display floater include flexible display panels, planar display surface
Any one in plate and curved face display panel.
As the second aspect of the invention, it is provided that a kind of double-side display device, including double face display panel, wherein,
Described double face display panel includes that previously described double face display panel, described double-side display device also include control circuit, institute
Stating control circuit to electrically connect with described control module, described control circuit can export described control voltage.
Preferably, when described control module includes electrochromic layer described in two-layer, described control voltage includes the first control
Voltage processed and second controls voltage, and described control circuit can be to the described electrochromism being arranged on described first display floater
Layer output described first controls voltage, to the described electrochromic layer output described second being arranged on described second display floater
Control voltage.
A kind of double face display panel that the present invention provides, two included display floaters are transparent display panel, and
Arranging control module between two display floaters, this control module enables to self under the effect controlling voltage and presents
Light or light tight state, when controlling module and presenting light transmission state, double face display panel presents Transparence Display effect, is controlling mould
When group presents alternatively non-transparent state, double face display panel shows respective content respectively, when this double face display panel is applied to two-sided aobvious
Time in showing device, it is possible to solve the problem that the nontransparent display device of prior art affects communication effectiveness.
Accompanying drawing explanation
Accompanying drawing is used to provide a further understanding of the present invention, and constitutes the part of description, with following tool
Body embodiment is used for explaining the present invention together, but is not intended that limitation of the present invention.In the accompanying drawings:
A kind of structural representation of the embodiment of a kind of double face display panel that Fig. 1 provides for the present invention；
The structural representation of the another embodiment of a kind of double face display panel that Fig. 2 provides for the present invention；
Fig. 3 a is provided with the structural representation of one layer of electrochromic layer for the double-side display device that the present invention provides；
The structure that in the double-side display device that Fig. 3 b provides for the present invention, electrochromic layer does not receives when controlling voltage is shown
It is intended to；
In the double-side display device that Fig. 3 c provides for the present invention, electrochromic layer receives structural representation when controlling voltage
Figure；
Fig. 4 a is provided with the structural representation of two-layer electrochromic layer for the double-side display device that the present invention provides；
In the double-side display device that Fig. 4 b provides for the present invention, two-layer electrochromic layer does not all receive when controlling voltage
Structural representation；
In the double-side display device that Fig. 4 c provides for the present invention, two-layer electrochromic layer all receives knot when controlling voltage
Structure schematic diagram.
Wherein, the 10, first display floater；11, the second display floater；12, module is controlled；121, electrochromic layer；122、
Transparent insulating layer.
Detailed description of the invention
Below in conjunction with accompanying drawing, the detailed description of the invention of the present invention is described in detail.It should be appreciated that this place is retouched
The detailed description of the invention stated is merely to illustrate and explains the present invention, is not limited to the present invention.
It should be noted that the noun of locality being previously mentioned in the present invention " on ", D score etc., each mean the side shown in accompanying drawing
To.
As the first aspect of the invention, it is provided that a kind of double face display panel, as it is shown in figure 1, include the first display surface
Plate 10 and the second display floater 11, the first display floater 10 and the second display floater 11 be oppositely arranged, the first display floater 10 He
Two outer surfaces that second display floater 11 phase deviates from are the first display floater 10 and display surface of the second display floater 11, its
In, the first display floater 10 and the second display floater 11 are transparent display panel, and described double face display panel also includes controlling
Module 12, controls module 12 and is arranged between the first display floater 10 and the second display floater 11, and controlling module 12 can connect
Receive control voltage time be the one in light transmission state and light tight state, do not receive control voltage time be light transmission state and
Another one in light tight state.
A kind of double face display panel that the present invention provides, two included display floaters are transparent display panel, and
Arranging control module between two display floaters, this control module enables to self under the effect controlling voltage and presents
Light or light tight state, when controlling module and presenting light transmission state, double face display panel presents Transparence Display effect, is controlling mould
When group presents alternatively non-transparent state, double face display panel shows respective content respectively, when this double face display panel is applied to two-sided aobvious
Time in showing device, it is possible to solve the problem that the nontransparent display device of prior art affects communication effectiveness.
Specifically, the first display floater 10 and the second display floater 11 are transparent display panel, first shown in Fig. 1
The upper surface of display floater 10 is the display surface of the first display floater 10, and the lower surface of the second display floater 11 is the second display surface
The display surface of plate 11.Further it will be understood that by whether apply described control voltage to change control to control module 12
Whether printing opacity, such as control module 12 present light tight state, then when controlling mould to module 12 when receiving described control voltage
Group 12 then presents light transmission state when not receiving described control voltage.When controlling module 12 and presenting light tight state, first
Display floater 10 and the second display floater 11 the most each show respective content, when controlling module 12 and presenting light transmission state,
Pellucidity is presented, i.e. from the display surface side of the first display floater 10 between first display floater 10 and the second display floater 11
It can be seen that the display surface side of the second display floater 11, such as, bank clerk is positioned at the display of the first display floater 10
Side, face, client is positioned at the side of the display surface of the second display floater 11, when described double face display panel is applied to double-sided display
In device, and when controlling module 12 and presenting under light transmission state, bank clerk can be seen through described double face display panel
To client, so when bank clerk is with customer communication business, the exchange between them can be facilitated.
In the present invention, the concrete structure controlling module 12 is not particularly limited.Such as, module 12 is controlled permissible
It is display panels, when not powered, the transparent state of display panels, when powering up, liquid crystal
Show that the liquid crystal molecule in panel deflects so that display panels is opaque state.
In conjunction with Fig. 2, in order to simplify the structure controlling module 12, as the one specifically embodiment of control module 12,
Control module 12 and include that at least one of which electrochromic layer 121, every layer of electrochromic layer 121 all can receive described control electricity
It is the one in light transmission state and light tight state during pressure, is light transmission state and light tight when not receiving described control voltage
Another one in state.
It is understood that electrochromic layer 121 present when receiving described control voltage printing opacity or light tight state with
The material behavior of electrochromic layer 121 is relevant, and such as, the material behavior of some electrochromic layers 121 is made at described control voltage
Can present light transmission state under with, the material behavior of some electrochromic layers 121 is then can under described control voltage effect
Present light tight state, so which kind of state electrochromic layer 121 presents with specific reference to choosing when receiving described control voltage
Which kind of material depending on.The material behavior of electrochromic layer 121 is with can be in when receiving described control voltage below
As a example by existing light tight state.
Specifically, control module 12 and can include that one layer of electrochromic layer 121, this layer of electrochromic layer 121 are receiving
Present light tight state during described control voltage, present light transmission state when not receiving described control voltage.
When this layer of electrochromic layer 121 is applied in described double-side display device, it is possible to by the control of described control voltage
System realizes the Transparence Display of described double-side display device, i.e. so that be positioned at the operator of described double-side display device both sides
Can see each other through the electrochromic layer 121 presenting light transmission state, facilitate the exchange and conmmunication of operator.
So that described double face display panel is when being applied in described double-side display device, for the ease of manufacturing, control
Molding group 12 includes two-layer electrochromic layer 121 and the transparent insulating layer 122 being arranged between two-layer electrochromic layer.Manufacturing
During described double face display panel, first apply one layer of electrochromic layer 121 at the back side of the first display floater 10, in the second display
One layer of electrochromic layer 121 of back side coating of panel 11, then utilizes transparent insulating layer 122 will be coated by electrochromic layer
First display floater 10 of 121 and the second display floater 11 are bonded together, it is hereby achieved that described double face display panel.Or
Person, can be respectively applied one layer of electrochromic layer 121, then be coated with electroluminescent change on the two of transparent insulating layer 122 surface
The transparent insulating layer 122 of chromatograph 121 is arranged between the first display floater 10 and the second display floater 11.
Specifically, as in figure 2 it is shown, be provided with the electroluminescent change of two-layer between the first display floater 10 and the second display floater 11
Chromatograph 121, wherein one layer of electrochromic layer 121 is positioned at first display floater 10 one side towards the second display floater 11, another
Layer electrochromic layer 121 is positioned at second display floater 11 one side towards the first display floater 10, owing to electrochromic layer 121 is
Conductive material, so being provided with transparent insulating layer 122 between two-layer electrochromic layer 121.Two-layer electrochromic layer 121 is respectively
Light transmission state or light tight state can be presented under the effect of described control voltage.
It is understood that owing to two-layer electrochromic layer 121 lays respectively on different display floater, so two-layer is electroluminescent
Photochromic layer 121 can individually receive the control of described control voltage, so under the control of described control voltage, and the electroluminescent change of two-layer
Chromatograph 121 can have four kinds of assembled state, respectively: one layer of electrochromic layer 121 presents light transmission state, another layer of electrochromism
Layer 121 presents light tight state；One layer of electrochromic layer 121 presents light transmission state, and another layer of electrochromic layer 121 presents printing opacity
State；One layer of electrochromic layer 121 presents light tight state, and another layer of electrochromic layer 121 presents light tight state；One layer of electricity
Mutagens chromatograph 121 presents light tight state, and another layer of electrochromic layer 121 presents light transmission state.It should be understood, however, that only
Wanting any one layer of electrochromic layer 121 present light tight state, described double face display panel i.e. presents opaque state, and only two
When layer electrochromic layer 121 all presents light transmission state, described double face display panel presents pellucidity.
It should be noted that be applied to described two-sided at the described double face display panel with two-layer electrochromic layer 121
In display device, under application scenes, such as, the operator of described double-side display device both sides it are positioned at described two-sided
Under the state that display device presents Transparence Display, wherein the operator of side need to check some contents, the most now can be single
The display floater solely controlling to be positioned at this this side of operator under the effect of described control voltage presents light tight state, and this shows
Show that panel now presents reflective condition as normal display floater, content can be shown.When these operator have checked content
After want to continue display floater to be made to present printing opacity by the control of described control voltage when exchanging with the operator on opposite
State, it is achieved transparent with the operator on opposite exchange.Therefore, the described double-sided display face of two-layer electrochromic layer 121 is set
Plate can meet the different demands of plurality of application scenes.
As the one specifically embodiment of transparent insulating layer 122, transparent insulating layer 122 includes double faced adhesive tape, is provided with
First display floater 10 and second display floater 11 being provided with another layer of electrochromic layer 121 of one layer of electrochromic layer 121
It is bonded together by transparent insulating layer 122 respectively.
Specifically, transparent insulating layer 122 is the double faced adhesive tape of layer of transparent film like, will be respectively arranged with electrochromic layer
Two display floaters of 121 are bonded together.Transparent insulating layer 122 can also is that layer of transparent colloid, is applied directly to arbitrarily
On one layer of electrochromic layer 121, then it is coated with the electrochromic layer 121 of transparent colloid and another layer of electrochromic layer 121
Laminating, to be bonded together two display floaters being respectively arranged with two-layer electrochromic layer 121.
As the one specifically embodiment of electrochromic layer 121, the material of electrochromic layer 121 includes five oxidations two
Any one in vanadium, vanadium dioxide, tungsten oxide, nickel oxide and conductive polyethylene.
It is understood that its corresponding described control voltage of different materials also differs.As a example by vanadium dioxide,
When described vanadium dioxide is as the material of electrochromic layer 121, electrochromic layer 121 receive described control voltage be 3V with
Time upper, electrochromic layer 121 is in light tight state, and is being not received by described control voltage or the described control electricity received
Forcing down when 3V, electrochromic layer 121 is in light transmission state.
Preferably, the first display floater 10 and the second display floater 11 are liquid crystal panel.
It is understood that the structure of described liquid crystal panel generally includes the array base palte and color membrane substrates arranging box,
And be positioned at the liquid crystal in the middle of described array base palte and described color membrane substrates, described liquid crystal panel also include polaroid and lower partially
Mating plate, and control module 12 between the lower polaroid and the lower polaroid of the second display floater 11 of the first display floater 10.
It should be noted that the first display floater 10 and the second display floater 11 can also be Organic Light Emitting Diode
(OLED) display floater.
As the first display floater 10 and the one specifically embodiment of the second display floater 11, the first display floater 10
Any one in flexible display panels, two-d display panel and curved face display panel is included with the second display floater 11.
Specifically, the first display floater 10 and the second display floater 11 can be flexible display panels, or are plane
Display floater or be curved face display panel.
It is understood that the first display floater 10 and the second display floater 11 can apply to the display dress of various ways
In putting, to meet different demands.
As the second aspect of the invention, it is provided that a kind of double-side display device, including double face display panel, wherein, institute
State double face display panel and include that previously described double face display panel, described double-side display device also include control circuit, described
Control circuit electrically connects with described control module, and described control circuit can export described control voltage.
Specifically, described double-side display device realizes the control to described double face display panel by described control circuit.
Described control circuit can export the described control voltage controlled described in described double face display panel required for module.
Preferably, described control module is described electrochromic layer, and described control circuit is preferably provided in flexible circuit
On plate, described electrochromic layer is electrically connected with described control circuit by wire.The most described electrochromic layer is receiving
The one in printing opacity or light tight state is presented when stating control voltage.When described electrochromic layer presents light tight state, institute
State double-side display device and can normally show image content, i.e. present display state.
The double-side display device that the present invention provides, uses previously described double face display panel, due to described double-sided display
Being provided with control module in panel, described control module can present printing opacity or light tight shape under the effect of described control voltage
State, it is possible to make described double-side display device present transparent or display state.Therefore, the double-sided display that the present invention provides
Device can meet and is positioned at the operator of double-side display device both sides and realizes accessible communication, and can also just be commonly seen display
The content at interface.
When described control module includes electrochromic layer described in two-layer, described control voltage include the first control voltage and
Second controls voltage, and described control circuit can export institute to the described electrochromic layer being arranged on described first display floater
State the first control voltage, control electricity to the described electrochromic layer output described second being arranged on described second display floater
Pressure.
Specifically, as it was noted above, when described control module includes electrochromic layer described in two-layer, every layer described electroluminescent
Photochromic layer can be controlled separately through described control voltage.Therefore, described control voltage includes the first control voltage and
Two control voltage, and described first controls voltage is arranged on the described electrochromic layer on described first display floater for control,
Described second controls voltage is arranged on the described electrochromic layer on described second display floater for control.
It should be appreciated that control for convenience, electrochromic layer described in two-layer preferably selects identical material, above
Electrochromic layer described in described two-layer can have multiple combination state, and therefore, described first controls voltage and described second control
Voltage processed can also have multiple combination value.When described in two-layer, electrochromic layer is light transmission state, described first controls voltage
The magnitude of voltage controlling voltage with described second is the most identical.Certainly, no matter whether it is at electrochromic layer described in two-layer
Light state, the described first magnitude of voltage controlling voltage and described second control voltage all can be different.Such as, described electrochromism
The material of layer is vanadium dioxide, and the described control voltage that vanadium dioxide described previously is corresponding is 3V, and the most described control voltage is more than
During 3V, described electrochromic layer is light tight state, and when described control voltage is less than 3V or is 0V, described electrochromic layer is in thoroughly
Light state.Therefore, as long as described first control voltage and described second to control voltage satisfied to be so that it is controlled more than 3V
The described electrochromic layer of system is light tight state, as long as and described first controls voltage and described second control voltage meets little
The described electrochromic layer that i.e. can realize so that being controlled in 3V is light transmission state.Such as, described first control voltage is 4V,
Described second to control voltage can be that 4V can also be for 5V, or other are more than values of 3V, now electrochromism described in two-layer
Layer is light tight state, if described first control voltage is 4V, described second control voltage is 2V, then receive described second control
The described electrochromic layer of voltage processed is light transmission state, and it is impermeable for receiving the described first described electrochromic layer controlling voltage
Light state.If described first control voltage is 2V, described second control voltage is 2V or other magnitudes of voltage less than 3V, two-layer institute
State electrochromic layer all in light transmission state.
It is to be further understood that electrochromic layer described in two-layer according to different materials, described first control voltage and
Described second control voltage is the most different.Such as, wherein the material of one layer of described electrochromic layer is vanadium dioxide, and another layer of institute
The material stating electrochromic layer is vanadic anhydride, due to vanadium dioxide and each self-corresponding control voltage of vanadic anhydride not
With, so described first control voltage and described second control voltage are the most different.
It should be noted that described double-side display device, owing to using previously described double face display panel, therefore, both
Can include that backlight can also need not arrange backlight.When described double-side display device is not provided with described backlight
Time, can be realized by natural light.When being provided with described backlight in described double-side display device, described backlight needs to set
Put in the sidepiece of described display floater and front portion, be i.e. arranged on and do not affect the position that described control module is arranged.
Below in conjunction with Fig. 3 a, Fig. 3 b, Fig. 3 c and Fig. 4 a, Fig. 4 b, Fig. 4 c respectively to the institute in described double face display panel
State control module include one layer of described electrochromic layer and include that described in two-layer, electrochromic layer is introduced.
Fig. 3 a show described control module and includes the described double-side display device of one layer of electrochromic layer 121, it is preferable that
The material of electrochromic layer 121 is as a example by vanadic anhydride, and described vanadic anhydride is impermeable when receiving described control voltage
Light state, is light transmission state when not receiving described control voltage.Shown in Fig. 3 b, it is positioned at described double-side display device both sides
Operator when electrochromic layer 121 is not received by described control voltage, electrochromic layer 121 in light transmission state, then two
Individual operator can be seen each other by described double-side display device；Shown in Fig. 3 c, when electrochromic layer 121 receives described
When controlling voltage, the described operator being positioned at described double-side display device both sides are respectively seen each self-corresponding display screen institute
The image content of display.This kind of described double-side display device the communications industry, government's window, financial industry, transportation industry and
The business hall Application comparison of various service trades is extensive.
Fig. 4 a show described control module and includes the described double-side display device of two-layer electrochromic layer 121, it is preferable that
The material of two-layer electrochromic layer 121 is all as a example by vanadic anhydride.Shown in Fig. 4 b, all do not have at two-layer electrochromic layer 121
Being light transmission state when receiving described control voltage, the operator being positioned at described double-side display device both sides can pass through two-layer
Electrochromic layer 121 is seen each other；Shown in Fig. 4 c, when at least one in two-layer electrochromic layer 121 receives described control
During voltage, receive this layer of electrochromic layer 121 of described control voltage in light tight state, then two operator cannot see that
Each other, and receive described control voltage the operator corresponding to electrochromic layer 121 it can be seen that on display interface show
Image content, if two-layer electrochromic layer 121 all receives described control voltage, then two described operator all can see
Image content to respective display interface.The described double-side display device of this type is suitably applied in the application scenarios such as meeting
In.
It is understood that the principle that is intended to be merely illustrative of the present of embodiment of above and the exemplary enforcement that uses
Mode, but the invention is not limited in this.For those skilled in the art, in the essence without departing from the present invention
In the case of god and essence, can make various modification and improvement, these modification and improvement are also considered as protection scope of the present invention.
Claims (9)
1. a double face display panel, including the first display floater and the second display floater, described first display floater and described
Second display floater is oppositely arranged, and two outer surfaces that described first display floater deviates from mutually with described second display floater are institute
State the first display floater and the display surface of described second display floater, it is characterised in that described first display floater and described
Two display floaters are transparent display panel, and described double face display panel also includes controlling module, and described control module is arranged on
Between described first display floater and described second display floater, described control module can be when receiving control voltage in thoroughly
One in light state and light tight state, is another in light transmission state and light tight state when not receiving and controlling voltage
Person.
Double face display panel the most according to claim 1, it is characterised in that described control module includes that at least one of which is electroluminescent
Photochromic layer, every layer of described electrochromic layer can be all in light transmission state and light tight state when receiving described control voltage
One, be the another one in light transmission state and light tight state when not receiving described control voltage.
Double face display panel the most according to claim 2, it is characterised in that described control module includes described in two-layer electroluminescent
Photochromic layer and the transparent insulating layer being arranged on described in two-layer between electrochromic layer.
Double face display panel the most according to claim 3, it is characterised in that described transparent insulating layer includes double faced adhesive tape, if
It is equipped with described first display floater of one layer of described electrochromic layer and is provided with described the of another layer of described electrochromic layer
Two display floaters are bonded together by described transparent insulating layer respectively.
Double face display panel the most according to claim 2, it is characterised in that the material of described electrochromic layer includes five oxygen
Change in two vanadium, vanadium dioxide, tungsten oxide, nickel oxide and conductive polyethylene any one.
6. according to the double face display panel described in any one in claim 1-5, it is characterised in that described first display floater
It is liquid crystal panel with described second display floater.
7. according to the double face display panel described in any one in claim 1-5, it is characterised in that described first display floater
Any one in flexible display panels, two-d display panel and curved face display panel is included with described second display floater.
8. a double-side display device, including double face display panel, it is characterised in that described double face display panel includes that right is wanted
Seeking the double face display panel described in any one in 1-7, described double-side display device also includes control circuit, described control circuit
Electrically connecting with described control module, described control circuit can export described control voltage.
Double-side display device the most according to claim 8, it is characterised in that when described control module includes electricity described in two-layer
During mutagens chromatograph, described control voltage includes that the first control voltage and second controls voltage, and described control circuit can be to setting
Described electrochromic layer output described first on described first display floater controls voltage, to being arranged on described second display
Described electrochromic layer output described second on panel controls voltage.
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