CN111475040A - Integrated shading panel and touch display device - Google Patents
Integrated shading panel and touch display device Download PDFInfo
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- CN111475040A CN111475040A CN201911333025.2A CN201911333025A CN111475040A CN 111475040 A CN111475040 A CN 111475040A CN 201911333025 A CN201911333025 A CN 201911333025A CN 111475040 A CN111475040 A CN 111475040A
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- shading
- box body
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- integrated
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/0412—Digitisers structurally integrated in a display
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/0416—Control or interface arrangements specially adapted for digitisers
Abstract
The invention provides an integrated shading panel, which comprises a transparent box body, wherein an inner cavity is formed inside the transparent box body; the first conducting layer covers the inner wall of the transparent box body; and the shading powder layer is filled in the inner cavity and comprises charged shading particles, and the charged shading particles are adsorbed on the first conducting layer in an electrified state. Under the outage state of first conducting layer, the shading bisque can be at the inside shading layer that forms the integration of transparent box body with the visual zone of display module and the whole shelters from in non-visual zone, under the on state of first conducting layer, electrified shading particle in the shading bisque adsorbs on first conducting layer, can make the visual zone of display module show out, thereby the visual zone's that the integration black panel can't eliminate the display screen completely technical problem with the color difference in non-visual zone has been solved effectively, touch display device's integration effect has been promoted.
Description
Technical Field
The invention belongs to the technical field of touch display devices, and particularly relates to an integrated shading panel and a touch display device.
Background
At present, the integral black panel on the market mostly realizes the integral black effect through the following two methods: firstly, plating a film layer with the color close to the non-visible area of the display screen on the area of the glass substrate corresponding to the visible area of the display screen, and secondly, covering a light shielding film on the surface of the whole glass substrate to reduce the color difference between the visible area and the non-visible area, so that the optical sensory effects of the two areas are as close as possible in the screen-resting state. However, the two methods cannot completely eliminate the color difference between the two regions, and reduce the transmittance of light emitted by the display screen, thereby affecting the display effect of the touch display device and reducing the viewing experience of the user.
Disclosure of Invention
The invention aims to provide an integrated shading panel and a touch display device, which include but are not limited to solving the technical problems that the integrated black panel cannot completely eliminate the color difference between a visible area and a non-visible area of a display screen and reduce the light transmittance of the display screen.
In order to achieve the above object, the present invention provides an integrated sunshade panel including:
the inner cavity is formed inside the transparent box body;
the first conducting layer covers the inner wall of the transparent box body; and
the shading powder layer is filled in the inner cavity and comprises charged shading particles, all the charged shading particles are charged with the same charge, such as positive charge or negative charge, and generally based on the principle that the same charge repels each other, the charged shading particles can repel each other and are generally uniformly distributed in the inner cavity to form a shading conducting layer. The charged shading particles are different from the first conducting layer in the electrified state in charge, and the charged shading particles are adsorbed on the first conducting layer in the electrified state based on the principle of heteropolar attraction.
Optionally, the area covered by the first conductive layer corresponds to a non-visible area of the touch module and/or the display module.
Optionally, the first conductive layer is a grid electrode, and a diameter of a wire electrode of the grid electrode is 0.1 to 20 micrometers.
Optionally, the first conductive layer is a transparent conductive film.
Optionally, the integrated shading panel further comprises:
the second conducting layer covers the inner wall of the transparent box body, which is far away from the first conducting layer, and the on-off state of the second conducting layer is different from the on-off state of the first conducting layer; the charged shading particles are adsorbed on the second conducting layer in a power-on state.
Optionally, the second conductive layer is a transparent conductive film or a grid electrode.
Optionally, the second conductive layer is a transparent conductive film, and the projection of the second conductive layer covers the area where the projection of the whole transparent box body is located, so that even if the charged shading particles cannot completely and uniformly form a shading powder layer, when the second conductive layer is powered on, the charged shading particles can be uniformly adsorbed on the second conductive layer, and an integrated shading effect is formed.
Optionally, the light-shielding powder layer is made of charged ink particles or charged resin particles.
Optionally, the transparent box body includes a first substrate, a second substrate and a sealant, the first substrate and the second substrate are distributed at intervals, the first substrate, the second substrate and the sealant surround to form the inner cavity, and the first conductive layer covers an inner wall of the first substrate or an inner wall of the second substrate.
Optionally, the transparent box body includes a box body and a box cover, the box body and the box cover enclose to form the inner cavity, and the first conducting layer covers the inner wall of the box cover or the box body is far away from the inner wall of the box cover.
The invention also provides a touch display device which comprises the integrated shading panel, a display module and/or a touch module, wherein the integrated shading panel covers the surface of the display module and/or the touch module.
Optionally, the display module and/or the cover plate of the touch module are integrally formed with the box wall of the transparent box body.
The integrated shading panel and the touch display device provided by the invention have the beneficial effects that: the cooperation of first conducting layer and shading bisque has been adopted, under the power-off state of first conducting layer, the shading bisque can be in the inside shading layer that forms the integration of transparent box body with the whole sheltering from of display module assembly's visual zone and non-visual zone, under the on-state of first conducting layer, electrified shading particle in the shading bisque adsorbs on first conducting layer, can make display module assembly's visual zone show out, thereby solved the unable visual zone of eliminating the display screen completely of integration black panel and non-visual zone's color difference and reduce the technical problem of display screen light transmissivity effectively, the luminousness of integration shading panel has both been ensured, touch display device's integration effect has been promoted again.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.
Fig. 1 is a schematic partial cross-sectional view of an integrated light-shielding panel in a power-off state according to an embodiment of the present invention;
fig. 2 is a schematic partial cross-sectional view of an integrated light-shielding panel in a power-on state according to a first embodiment of the present invention;
fig. 3 is a schematic partial cross-sectional view of the integrated light-shielding panel according to the second embodiment of the present invention in a powered state of the second conductive layer;
fig. 4 is a schematic structural diagram of an integrated light-shielding panel according to a third embodiment of the present invention;
fig. 5 is a schematic partial cross-sectional view of a touch display device according to a sixth embodiment of the invention;
fig. 6 is a schematic partial cross-sectional view of a touch display device according to a seventh embodiment of the invention.
Wherein, in the figures, the respective reference numerals:
1-touch display device, 10-integrated shading panel, 20-display module, 11-transparent box, 12-first conducting layer, 13-shading powder layer, 14-second conducting layer, 14' -grid electrode, 21-cover plate, 111-first substrate, 112-second substrate.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
It should be noted that: when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly or indirectly connected to the other element. When a component is referred to as being "electrically connected" to another component, it can be electrically connected by conductors, or can be electrically connected by radios, or can be connected by various other means capable of carrying electrical signals. The terms "upper", "lower", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are for convenience of description only, and do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed in a specific orientation, and operate, and thus are not to be construed as limiting the patent, and the specific meanings of the above terms will be understood by those skilled in the art according to specific situations. The terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features.
The first embodiment is as follows:
referring to fig. 1 and 2, the present embodiment provides an integrated light-shielding panel 10, which includes a transparent box 11, a first conductive layer 12 and a light-shielding powder layer 13, wherein an inner cavity is formed inside the transparent box 11; the first conductive layer 12 covers the inner wall of the transparent box body 11; the light-shielding powder layer 13 is filled in the inner cavity of the transparent case 11, where the light-shielding powder layer 13 includes charged light-shielding particles adsorbed on the first conductive layer 12 in an energized state. It can be understood that the integrated light shielding panel 10 is used in a display device or a touch display device, the transparent box 11 can cover a visible region and a non-visible region of a display module or a touch module, and the first conductive layer 12 can be a display electrode layer or a touch electrode layer formed by display electrodes or touch electrodes of the display device or the touch display device. In other embodiments, the first conductive layer 12 may also be electrically connected to the display module or the touch module, and once the visible area of the display module is illuminated and/or the touch module is triggered, the first conductive layer 12 immediately enters the power-on state.
When the display module is used, as the charged attribute of the charged shading particles in the shading powder layer 13 is the same, when the first conducting layer 12 is in a power-off state, the charged shading particles repel each other, so that the shading powder layer 13 is uniformly spread in the inner cavity of the transparent box body 11, and the visible area and the non-visible area of the display module are further shielded, and the display device or the touch display device obtains an ideal integrated effect in a screen state; since the property of the charges of the charged light-shielding particles in the light-shielding powder layer 13 is different from the property of the charges generated after the first conductive layer 12 is electrified, when the first conductive layer 12 is in an electrified state, the charged light-shielding particles are adsorbed on the first conductive layer 12, so that the visible area of the display module is exposed, and a user can clearly view the display content in the visible area of the display module.
The integrated light-shielding panel 10 provided by this embodiment, the first conductive layer 12 and the light-shielding powder layer 13 are used for matching, in the power-off state of the first conductive layer 12, the light-shielding layer 13 can form an integrated light-shielding layer inside the transparent box 11 to shield the visible region and the invisible region of the display module, in the power-on state of the first conductive layer 12, the charged light-shielding particles in the light-shielding powder layer 13 are adsorbed on the first conductive layer 12, so that the visible region of the display module can be exposed, thereby effectively solving the technical problems that the color difference between the visible region and the invisible region of the display screen cannot be completely eliminated by the integrated black panel and the light transmittance of the display screen is reduced, ensuring the light transmittance of the integrated light-shielding panel 10, and improving the integrated light-shielding effect of the integrated light-shielding panel 10.
Further, in the present embodiment, the first conductive layer 12 may be a transparent conductive film, a mesh electrode, a non-light-transmitting conductive layer, or the like. When the first conductive layer 12 is a transparent conductive film, the region covered by the transparent conductive film on the inner wall of the transparent box 11 corresponds to the non-visible region of the display module, and the transparent conductive film may be disposed on the bottom side of the light-shielding powder layer 13 or on the top side of the light-shielding powder layer 13; when the first conductive layer 12 is a mesh electrode, the area covered by the mesh electrode on the inner wall of the transparent box 11 corresponds to the visible area and/or the non-visible area of the display module, and the mesh electrode may be disposed on the bottom side of the light-shielding powder layer 13 or on the top side of the light-shielding powder layer 13, where the diameter of the wire electrode of the mesh electrode is 0.1-20 micrometers, generally, the wire electrode cannot be perceived by human eyes, that is, when the mesh electrode is powered on and charged light-shielding particles in the light-shielding powder layer 13 are adsorbed on the wire electrode of the mesh electrode, the transmittance of light emitted from the visible area of the display module may reach 80-95%, or even higher, so that a user can clearly view the display content in the visible area of the display module; when the first conductive layer 12 is a non-transparent conductive layer, the area covered by the non-transparent conductive layer on the inner wall of the transparent box 11 corresponds to the non-visible area of the display module, and the non-transparent conductive layer is disposed on the bottom side of the light-shielding powder layer 13. Thereby ensuring that the integrated shading panel 10 obtains ideal integrated shading effect in the power-off state and ideal light transmission effect in the power-on state.
Further, in the present embodiment, the light-shielding powder layer 13 is charged ink, charged resin, or the like. Specifically, the color presented by the charged light-shielding particles in the charged ink or charged resin may be one or more of black, gray, white, green, red, and the like, and is not limited herein.
Further, referring to fig. 1 and fig. 2, in the present embodiment, the transparent box 11 includes a first substrate 111, a second substrate 112 and a sealant (not shown), wherein the first substrate 111 and the second substrate 112 are opposite and spaced apart from each other, the first substrate 111, the second substrate 112 and the sealant surround to form an inner cavity of the transparent box 11, that is, the sealant is coated on edges of the first substrate 111 and the second substrate 112, and a gap between the first substrate 111 and the second substrate 112 surrounds to form an inner cavity of the transparent box 11, so as to provide an accommodating space for the light-shielding powder layer 13; the first conductive layer 12 covers an inner wall of the first substrate 111 or an inner wall of the second substrate 112.
Example two:
referring to fig. 3, the integrated light-shielding panel provided in the present embodiment is substantially the same as the first embodiment, and the difference therebetween is that: the integrated shading panel 10 further includes a second conductive layer 14, the second conductive layer 14 covers the inner wall of the transparent box 11 far from the first conductive layer 12, and the on/off state of the second conductive layer 14 is different from the on/off state of the first conductive layer 12, that is, the second conductive layer 14 is powered on when the display device or the touch display device is turned on, and is powered off when the visible area of the display module is lighted and/or the touch module is triggered; the charged light-shielding particles in the light-shielding powder layer 13 are adsorbed on the second conductive layer 14 in the energized state. Specifically, the second conductive layer 14 is a transparent conductive film, and when the display device or the touch display device is turned on, the charged light-shielding particles in the light-shielding powder layer 13 are adsorbed on the transparent conductive film, so that the distribution uniformity of the charged light-shielding particles in the light-shielding powder layer 13 can be improved, and the integrated light-shielding effect of the integrated light-shielding panel 10 is improved.
Example three:
referring to fig. 4, the integrated light-shielding panel provided in the present embodiment is substantially the same as the second embodiment, and the difference therebetween is that: the second conductive layer 14 is a grid electrode 14 ', the electrode wires of the grid electrode 14 ' can adopt different diameters according to specific situations and requirements, and the grid electrode 14 ' can integrally present different patterns through different arrangement modes, so that the integrated shading panel 10 can present different patterns when the display device or the touch display device is turned on, and a better decorative effect is achieved.
Example four:
the integrated light-shielding panel provided by the embodiment is basically the same as the integrated light-shielding panel provided by any one of the first to third embodiments, and the difference is that: the transparent box body 11 comprises a box body and a box cover, wherein the box body and the box cover enclose to form an inner cavity of the transparent box body 11, namely the box cover covers the opening of the box body to form the inner cavity of the transparent box body 11, and an accommodating space is provided for the shading powder layer 13; here, the first conductive layer 12 covers the inner wall of the box cover or the inner wall of the box body far from the box cover.
Example five:
referring to fig. 5, the present embodiment provides a touch display device 1, including the integrated light shielding panel 10, the display module 20 and/or the touch module provided in any one of the first to fifth embodiments, wherein the integrated light shielding panel 10 covers a surface of the display module 20 and/or the touch module. It can be understood that the touch display device 1 further includes a control module and a power module, the display module 20 and/or the touch module and the power module are electrically connected to the control module respectively, the first conductive layer 12 can be electrically connected to the display module 20 or the touch module, and can also be electrically connected to the control module of the touch display device 1, and the second conductive layer 14 can be electrically connected to the control module of the touch display device 1. Therefore, the control module controls the power module to supply power or cut off power to the integrated shading panel 10, so that the touch display device 1 can obtain an ideal integrated effect in a screen resting state and can also keep a good display effect in a screen lightening state.
Example six:
referring to fig. 6, the touch display device provided in the present embodiment is substantially the same as that of the sixth embodiment, and the difference therebetween is that: the cover plate 21 of the display module 20 and/or the touch module is integrally formed with the box wall of the transparent box body 11, that is, the display module 20 and/or the touch module is packaged together with the integrated shading panel 10, when the transparent box body 11 is composed of the first substrate 111, the second substrate 112 and the sealant, the first substrate 111 or the second substrate 112 serves as the cover plate 21 of the display module 20 and/or the touch module, and when the transparent box body 11 is composed of the box body and the box cover, the box body or the box cover serves as the cover plate 21 of the display module 20 and/or the touch module. This is advantageous in simplifying the structure of the touch display device 1 and reducing the production cost of the touch display device 1.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. Integration shading panel, its characterized in that includes:
the device comprises a transparent box body (11), wherein an inner cavity is formed inside the transparent box body (11);
the first conducting layer (12) covers the inner wall of the transparent box body (11); and
and the shading powder layer (13) is filled in the inner cavity, the shading powder layer (13) comprises charged shading particles, and the charged shading particles are adsorbed on the first conducting layer (12) in an electrified state.
2. The integrated light shield panel according to claim 1, wherein the first conductive layer (12) is a touch electrode layer or a display electrode layer.
3. The integrated light-shielding panel according to claim 1, wherein the first conductive layer (12) is a transparent conductive film or a mesh electrode (14') formed of wire electrodes having a diameter of 0.1 to 20 μm, and the region covered by the first conductive layer (12) is a non-visible region in an energized state.
4. The integrated shading panel of claim 1, further comprising:
the second conducting layer (14) covers the inner wall of the transparent box body (11) far away from the first conducting layer (12), and the on-off state of the second conducting layer (14) is different from the on-off state of the first conducting layer (12); the charged light-shielding particles are adsorbed on the second conductive layer (14) in an energized state.
5. The integrated shading panel according to claim 4, wherein the second conductive layer (14) is a transparent conductive film or a grid electrode (14').
6. The integrated sunshade panel of claim 1, wherein said shade powder layer (13) is formed of charged ink particles or charged resin particles.
7. The integrated light-shielding panel according to any one of claims 1 to 5, wherein the transparent box (11) comprises a first substrate (111), a second substrate (112) and a sealant, the first substrate (111) and the second substrate (112) are distributed at intervals, the first substrate (111), the second substrate (112) and the sealant surround to form the inner cavity, and the first conductive layer (12) covers an inner wall of the first substrate (111) or an inner wall of the second substrate (112).
8. The integrated sunshade panel according to any one of claims 1 to 5, wherein the transparent box body (11) comprises a box body and a box cover, the box body and the box cover enclose to form the inner cavity, and the first conductive layer (12) covers the inner wall of the box cover or the inner wall of the box body far away from the box cover.
9. Touch display device, characterized in that it comprises an integrated shading panel, a display module (20) and/or a touch module according to any one of claims 1 to 8, said integrated shading panel covering the surface of said display module (20) and/or said touch module.
10. Touch display device according to claim 9, characterised in that the display module (20) and/or the cover plate (21) of the touch module are integrally formed with the box wall of the transparent box body (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911333025.2A CN111475040A (en) | 2019-12-23 | 2019-12-23 | Integrated shading panel and touch display device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911333025.2A CN111475040A (en) | 2019-12-23 | 2019-12-23 | Integrated shading panel and touch display device |
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| CN111475040A true CN111475040A (en) | 2020-07-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201911333025.2A Pending CN111475040A (en) | 2019-12-23 | 2019-12-23 | Integrated shading panel and touch display device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113325619A (en) * | 2021-05-26 | 2021-08-31 | 信利半导体有限公司 | Novel electronic transparent screen |
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2019
- 2019-12-23 CN CN201911333025.2A patent/CN111475040A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113325619A (en) * | 2021-05-26 | 2021-08-31 | 信利半导体有限公司 | Novel electronic transparent screen |
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