CN108198511A - Cover board and electronic equipment - Google Patents
Cover board and electronic equipment Download PDFInfo
- Publication number
- CN108198511A CN108198511A CN201711478963.2A CN201711478963A CN108198511A CN 108198511 A CN108198511 A CN 108198511A CN 201711478963 A CN201711478963 A CN 201711478963A CN 108198511 A CN108198511 A CN 108198511A
- Authority
- CN
- China
- Prior art keywords
- layer
- cover board
- ion
- substrate
- color
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
-
- 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
- G02F1/157—Structural association of cells with optical devices, e.g. reflectors or illuminating devices
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/03—Covers
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Nonlinear Science (AREA)
- Theoretical Computer Science (AREA)
- Optics & Photonics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
Abstract
The invention discloses a kind of cover boards, including substrate, non-window area are provided with transparency conducting layer, electrochromism functional layer, transparency conducting layer and substrate layer backwards to side is observed in substrate, each layer is set gradually along backwards to the orientation substrate；Color or/and transparency reversible change can be presented in electrochromism functional layer in the case where applying electro ultrafiltration, and transparency conducting layer is used to apply electricity to electrochromism functional layer.This cover board applies electricity to electrochromism functional layer, can control electrochromism functional layer that color change is presented, so as to make the non-window area of cover board that color changeable be presented.Therefore the non-window area changeable colour of cover board of the present invention, overcomes that the prior art is defective, can promote the exterior quality of electronic equipment.Invention additionally discloses a kind of electronic equipments for including above-mentioned cover board.
Description
Technical field
The present invention relates to cover board technical field, more particularly to a kind of cover board.The invention further relates to a kind of electronic equipment.
Background technology
In the prior art, for having the electronic equipment of display screen, printing ink is corresponded in the non-window area of screen,
To play the role of shading and decoration, and ink layer is presented solid color and be fixed, therefore from electronic equipment manufacturing
From during completion, it is exactly single, fixed, therefore reduce the outer of electronic equipment to show that color is presented in the non-window area of screen
See quality, it is impossible to meet the needs of users.
Invention content
The object of the present invention is to provide a kind of cover board, the non-window area changeable colour of cover board can promote the appearance of electronic equipment
Quality.The present invention also provides a kind of electronic equipment.
To achieve the above object, the present invention provides following technical solution：
Including substrate, transparent lead is provided in the substrate backwards to side is observed corresponding to non-window area for a kind of cover board
Electric layer, electrochromism functional layer, transparency conducting layer and substrate layer, each layer are set gradually along backwards to the orientation substrate；
Color or/and transparency reversible change can be presented in the electrochromism functional layer in the case where applying electro ultrafiltration, described
Bright conductive layer is used to apply electricity to the electrochromism functional layer.
Optionally, the electrochromism functional layer includes the electricity for being directed toward the substrate layer direction along the substrate and setting gradually
Mutagens color material layer, ion conducting layer and ion storage；
The electrochromic material layer occurs redox reaction in the case where applying electro ultrafiltration and color is presented and changes；
The ion conducting layer is used for during redox reaction occurs for the electrochromic material layer to the electricity
Ion needed for the conduction of mutagens color material layer；
The ion storage is used to during redox reaction occurs for the electrochromic material layer store corresponding
Counter ion.
Optionally, the electrochromic material layer includes cathode off-color material, and the cathode off-color material is in oxidation state
When be bleached state, include anode off-color material, institute for colored state or the electrochromic material layer during in reduction-state
It states when anode off-color material is in oxidation state as colored state, in reduction-state when is bleached state.
Optionally, the cathode off-color material includes the compound of vib metals.
Optionally, the oxide of the anode off-color material including group VIII metal either oxide hydrate or
The oxide or oxide hydrate of Pt races metal.
Optionally, the ion conducting layer includes the solution or solid electrolyte material that include conduction ion.
Optionally, the ion conducting layer includes the either solid electrolyte material or described of the solution comprising lithium ion
Ion conducting layer includes the solution comprising sodium ion, and either solid electrolyte material or the ion conducting layer include including hydrogen
The solution or solid electrolyte material of ion.
Optionally, the ion storage includes the electricity for having opposite electrochromic property with the electrochromic material layer
Cause off-color material.
Optionally, the ink layer for covering the substrate layer is further included.
A kind of electronic equipment, including above-described cover board.
As shown from the above technical solution, cover board provided by the present invention including substrate, is corresponded in substrate backwards to side is observed
Non- window area is provided with transparency conducting layer, electrochromism functional layer, transparency conducting layer and substrate layer, each layer is along backwards to substrate
Direction is set gradually, and is applied electricity to electrochromism functional layer by transparency conducting layer, be can control electrochromism functional layer that face is presented
Color change, so as to make the non-window area of cover board that color change be presented.Therefore, the non-window area changeable colour of cover board of the present invention, gram
It has taken that the prior art is defective, the exterior quality of electronic equipment can be promoted.
The present invention also provides a kind of electronic equipment, can reach above-mentioned advantageous effect.
Description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention, for those of ordinary skill in the art, without creative efforts, can be with
Other attached drawings are obtained according to these attached drawings.
Fig. 1 is a kind of schematic diagram of cover board provided in an embodiment of the present invention；
Fig. 2 is the schematic diagram of electrochromism functional layer in a kind of cover board provided in an embodiment of the present invention；
Fig. 3 is the schematic diagram of a kind of cover board that further embodiment of this invention provides.
Specific embodiment
The present invention provides a kind of cover board, the non-window area changeable colour of cover board, can promote the exterior quality of electronic equipment.
A kind of cover board provided by the invention including substrate, corresponds to non-window area in the substrate backwards to side is observed
Be provided with transparency conducting layer, electrochromism functional layer, transparency conducting layer and substrate layer, each layer along backwards to the orientation substrate successively
Setting；
Color or/and transparency reversible change can be presented in the electrochromism functional layer in the case where applying electro ultrafiltration, described
Bright conductive layer is used to apply electricity to the electrochromism functional layer.
This cover board applies electricity by transparency conducting layer to electrochromism functional layer, can control what electrochromism functional layer was presented
Color change so that the color change that the non-window area of cover board is presented.Therefore, the non-window area changeable colour of cover board of the present invention,
It overcomes that the prior art is defective, the exterior quality of electronic equipment can be promoted.
In order to which those skilled in the art is made to more fully understand the technical solution in the present invention, below in conjunction with of the invention real
The attached drawing in example is applied, the technical solution in the embodiment of the present invention is clearly and completely described, it is clear that described implementation
Example is only part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, this field is common
Technical staff's all other embodiments obtained without making creative work, should all belong to protection of the present invention
Range.
Secondly, combination schematic diagram of the present invention is described in detail, when describing the embodiments of the present invention, for purposes of illustration only, table
Show that the sectional view of structure can disobey general proportion and make partial enlargement, and the schematic diagram is example, should not limit herein
The scope of protection of the invention.In addition, the three-dimensional space of length, width and depth should be included in actual fabrication.
It please refers to Fig.1, a kind of cover board provided in this embodiment, including substrate 10.
Glass substrate or plastic substrate may be used in substrate 10, it is preferred that glass substrate can be used by chemical tempering
The strengthened glass of processing has the characteristics that high intensity, damage resistant, thickness are thin, can ensure fiberglass after chemical tempering is handled
Optical quality, mechanical strength after change etc. performance, and the processing such as appropriate cutting, edging, brick hole or etching can be carried out.It can
With understanding, substrate can also be other material substrates, also all fall in the scope of protection of the present invention.
Non- window area is provided with transparency conducting layer 11, electrochromism functional layer backwards to side is observed in substrate 10
12nd, transparency conducting layer 11 and substrate layer 13, each layer are set gradually along backwards to 10 direction of substrate.Wherein, the substrate is backwards to sight
Side is examined to refer to when cover board is installed to electronic equipment towards the side of electronic equipment.
Electrochromism functional layer 12 is contacted with the transparency conducting layer 11 of both sides, from transparency conducting layer 11 to electrochromism function
Layer 12 applies electricity.In the specific implementation, transparency conducting layer 11 can be the transparent conductive film formed by being coated with mode.It is exemplary
, transparency conducting layer 11 can be indium tin oxide conductive film, but not limited to this or the transparent conductive film of other types,
It all falls in the scope of protection of the present invention.In practical application, transparency conducting layer 11 is connect with control chip, it is defeated to transparency conducting layer
Enter electricity, control to electrochromism functional layer and apply electricity, color is presented so as to which electrochromism functional layer be controlled to change.
The electrochromism functional layer 12 includes electrochromic material, electrochromic material its light under the action of electricity is applied
Learning attribute can occur steadily, reversibly to change (including transmissivity, reflectivity or absorptivity), show as face in appearance
The variation of color or/and transparency, thus electrochromism functional layer color can be presented under the action of electricity is applied or/and transparency can
It is inverse to change.
It as a kind of embodiment, please refers to Fig.2, electrochromism functional layer 12 specifically includes along substrate and is directed toward substrate layer side
To the electrochromic material layer 120, ion conducting layer 121 and ion storage 122 set gradually.
Wherein, the electrochromic material layer 120 occurs redox reaction in the case where applying electro ultrafiltration and color hair is presented
It is raw to change.The electrochromic material layer 120 includes electrochromic material, and in the case where applying electro ultrafiltration oxygen occurs for electrochromic material
Change reduction reaction, some elements wherein included occur valence state and change, and the color that electrochromic material is presented is made to change.
In the specific implementation, cathode off-color material may be used in electrochromic material, and cathode off-color material is in oxidation state
When be bleached state, be colored state during in reduction-state.The changeable colour element included in cathode off-color material, is aoxidizing
If losing electronics during reduction reaction, element is in oxidation state, shows as bleached state；If obtaining electronics, element is in reduction-state,
Show as colored state.Illustratively, available cathode off-color material includes the compound of vib metals, specifically includes
The oxide of vib metals, all falls in the scope of protection of the present invention.Illustrative cathode off-color material can be tungsten oxide
(WO3)。
Optionally, electrochromic material can also use anode off-color material, and anode off-color material is when being in oxidation state
Colored state is bleached state during in reduction-state.Redox is occurring for the changeable colour element included in anode off-color material
If losing electronics during reaction, element is in oxidation state, shows as colored state；If obtaining electronics, element is in reduction-state, performance
For bleached state.Illustratively, available anode off-color material includes the oxide of group VIII metal or oxide water
Object is closed, is all fallen in the scope of protection of the present invention.Available anode off-color material can also be the oxide or oxygen of Pt races metal
Compound hydrate.Also it all falls in the scope of protection of the present invention.
The ion conducting layer 121 is used for during redox reaction occurs for electrochromic material layer 120 to described
Ion needed for the conduction of electrochromic material layer.Comprising the ion easily shifted in ion conducting layer, in electrochromic material layer
During 120 occur redox reactions, electronics transfer can occur for some of elements, from ion conducting layer 121 to electroluminescent change
Color material layer 120 conducts required ion, to promote the progress reacted in electrochromic material layer 120.
In the specific implementation, ion conducting layer 121 can be the solution or solid electrolyte material for including conduction ion.
Illustratively, it can be the either solid electrolyte material or can be the solution for including sodium ion of the solution comprising lithium ion
Or solid electrolyte material.Can also be either to include hydrionic solution or solid electrolyte material.But not limited to this,
It can also be the solution or solid electrolyte material for including other conduction ions, also all fall in the scope of protection of the present invention.
The ion storage 122 is used to store phase when redox reaction occurs for the electrochromic material layer 120
The counter ion answered.During redox reaction occurs for electrochromic material layer 120, electronics or mistake occur to obtain for discoloration element
Electronics, carries out that the element of electronics transfer is corresponding to generate counter ion to it, and corresponding counter ion is stored by ion storage 122,
To prevent to deposit on conductive layer 11 due to the counter ion that redox reaction occurs for electrochromic material and generates, help in this way
In keeping charge balance in entire electrochromism functional layer, to keep the electroneutral of electrochromism functional layer.
In the specific implementation, ion storage 122 may be used has opposite electrochromism with electrochromic material layer 120
There is opposite electrochromic property to refer to what is respectively included when two kinds of materials change colour for the electrochromic material of performance, two kinds of materials
The electronics transfer that discoloration element carries out is opposite, i.e., discoloration element has occurred oxidation reaction and changes colour in one of which material,
Discoloration element has occurred reduction reaction and changes colour in another material.Under this design, discoloration element in electrochromic material layer 120
Electronics or betatopic and change colour, the discoloration element that is included in corresponding ion storage 122 occur betatopic or
Person obtains electronics, also changes colour, the color that electrochromism functional layer 12 shows be electrochromic material layer present color and from
The effect of superposition or the complementation of color is presented in sub- accumulation layer, and this design can make the non-window area color change of cover board more
It is various.
The substrate layer 13 preferably uses insulating materials.In the specific implementation, substrate layer 13 can be glass, composite plate or
Person's film, but not limited to this it can also be other materials, all fall in the scope of protection of the present invention.
It should be noted that described above is a kind of specific embodiment of this cover board electrochromism functional layer, at this
In the other embodiment of embodiment cover board, electrochromism functional layer 12 can also be used and be realized based on other electrochromic properties
The material of discoloration uses other structures form, also all falls in the scope of protection of the present invention.
It further please refers to Fig.3, the present embodiment cover board further includes the ink layer 14 for covering the substrate layer 13, when electroluminescent
When colour change function layer 12 is presented colourless, the non-window area of cover board shows the color of ink layer.It in the specific implementation, can be according to setting
Meter demand sets the color of ink layer, and illustratively, ink layer 14 can be black ink or white ink, but not limited to this
Can also be other colors.
Correspondingly, the embodiment of the present invention also provides a kind of electronic equipment, including above-described cover board.
Electronic equipment provided in this embodiment, the cover board that screen uses include substrate, in substrate backwards to observation side pair
Ying Yufei window areas are provided with transparency conducting layer, electrochromism functional layer, transparency conducting layer and substrate layer, and each layer is along backwards to base
Plate direction is set gradually, and applies electricity to electrochromism functional layer by transparency conducting layer, electrochromism functional layer can control to present
Color change can be changed so as to make the non-window area of cover board that color be presented.Therefore, the non-form of the present embodiment electronic equipment screen
Variable area color, overcomes that the prior art is defective, can promote the exterior quality of electronic equipment.
The screen that the present embodiment electronic equipment includes can be touch screen, but not limited to this or it is other using lid
The screen of plate, all falls in the scope of protection of the present invention.
The present embodiment electronic equipment can be smart mobile phone, tablet computer etc., but not limited to this or other types
Electronic equipment, also all fall in the scope of protection of the present invention.
Cover board provided by the present invention and electronic equipment are described in detail above.Specific case used herein
The principle of the present invention and embodiment are expounded, the explanation of above example is only intended to help to understand side of the invention
Method and its core concept.It should be pointed out that for those skilled in the art, the principle of the invention is not being departed from
Under the premise of, can also to the present invention some improvement and modification can also be carried out, these improvement and modification also fall into the claims in the present invention
In protection domain.
Claims (10)
1. a kind of cover board, which is characterized in that including substrate, set in the substrate backwards to side is observed corresponding to non-window area
There are transparency conducting layer, electrochromism functional layer, transparency conducting layer and substrate layer, each layer is set successively along backwards to the orientation substrate
It puts；
Color or/and transparency reversible change can be presented in the electrochromism functional layer in the case where applying electro ultrafiltration, described transparent to lead
Electric layer is used to apply electricity to the electrochromism functional layer.
2. cover board according to claim 1, which is characterized in that the electrochromism functional layer includes being directed toward along the substrate
Electrochromic material layer, ion conducting layer and the ion storage that the substrate layer direction is set gradually；
The electrochromic material layer occurs redox reaction in the case where applying electro ultrafiltration and color is presented and changes；
The ion conducting layer is used for during redox reaction occurs for the electrochromic material layer to the electroluminescent change
Ion needed for color material layer conduction；
The ion storage is used to during redox reaction occurs for the electrochromic material layer store corresponding anti-
Ion.
3. cover board according to claim 2, which is characterized in that the electrochromic material layer includes cathode off-color material,
It is bleached state when the cathode off-color material is in oxidation state, in reduction-state when is colored state or the electroluminescent change
Color material layer includes anode off-color material, is colored state when the anode off-color material be in oxidation state, during in reduction-state
For bleached state.
4. cover board according to claim 3, which is characterized in that the cathode off-color material includes the change of vib metals
Close object.
5. cover board according to claim 3, which is characterized in that the anode off-color material includes the oxygen of group VIII metal
The compound either oxide or oxide hydrate of oxide hydrate or Pt races metal.
6. cover board according to claim 2, which is characterized in that the ion conducting layer includes the solution for including conduction ion
Or solid electrolyte material.
7. cover board according to claim 6, which is characterized in that the ion conducting layer include the solution comprising lithium ion or
Person's solid electrolyte material either the ion conducting layer include the solution comprising sodium ion or solid electrolyte material or
Ion conducting layer described in person includes including hydrionic solution or solid electrolyte material.
8. cover board according to claim 2, which is characterized in that the ion storage includes and the electrochromic material
Layer has the electrochromic material of opposite electrochromic property.
9. according to claim 1-8 any one of them cover boards, which is characterized in that further include the ink for covering the substrate layer
Layer.
10. a kind of electronic equipment, which is characterized in that including claim 1-9 any one of them cover boards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711478963.2A CN108198511A (en) | 2017-12-29 | 2017-12-29 | Cover board and electronic equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711478963.2A CN108198511A (en) | 2017-12-29 | 2017-12-29 | Cover board and electronic equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108198511A true CN108198511A (en) | 2018-06-22 |
Family
ID=62586555
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711478963.2A Pending CN108198511A (en) | 2017-12-29 | 2017-12-29 | Cover board and electronic equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108198511A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108828869A (en) * | 2018-07-06 | 2018-11-16 | Oppo广东移动通信有限公司 | Electrochromic structure and preparation method thereof, electronic equipment |
| CN109459902A (en) * | 2018-11-20 | 2019-03-12 | Oppo（重庆）智能科技有限公司 | The control method of the display screen cover board of electronic equipment, electronic equipment and electronic equipment |
| WO2020063054A1 (en) * | 2018-09-30 | 2020-04-02 | Oppo广东移动通信有限公司 | Electrochromic device and preparation method therefor, and electronic equipment |
| CN111584540A (en) * | 2019-02-19 | 2020-08-25 | 陕西坤同半导体科技有限公司 | Controllable transparent display device |
| CN112074131A (en) * | 2020-09-30 | 2020-12-11 | Oppo广东移动通信有限公司 | Electronic equipment and shell assembly thereof |
| CN113194662A (en) * | 2021-04-22 | 2021-07-30 | 维沃移动通信有限公司 | Back cover of electronic equipment, electronic equipment and light emitting method of back cover |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108828869A (en) * | 2018-07-06 | 2018-11-16 | Oppo广东移动通信有限公司 | Electrochromic structure and preparation method thereof, electronic equipment |
| WO2020063054A1 (en) * | 2018-09-30 | 2020-04-02 | Oppo广东移动通信有限公司 | Electrochromic device and preparation method therefor, and electronic equipment |
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| CN111584540A (en) * | 2019-02-19 | 2020-08-25 | 陕西坤同半导体科技有限公司 | Controllable transparent display device |
| CN112074131A (en) * | 2020-09-30 | 2020-12-11 | Oppo广东移动通信有限公司 | Electronic equipment and shell assembly thereof |
| CN113194662A (en) * | 2021-04-22 | 2021-07-30 | 维沃移动通信有限公司 | Back cover of electronic equipment, electronic equipment and light emitting method of back cover |
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Application publication date: 20180622 |
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