CN211264844U - Micro LED display screen, display device and display system - Google Patents
Micro LED display screen, display device and display system Download PDFInfo
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- CN211264844U CN211264844U CN201922183094.1U CN201922183094U CN211264844U CN 211264844 U CN211264844 U CN 211264844U CN 201922183094 U CN201922183094 U CN 201922183094U CN 211264844 U CN211264844 U CN 211264844U
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Abstract
The utility model provides a little LED display screen, display device and display system relates to display device technical field, and wherein, this little LED display screen includes: transparent base plate layer, solar energy thin film cell layer, conductive film layer and the little LED display layer that the range upon range of setting in proper order. Therefore, the micro LED display screen provided by this embodiment can alleviate the technical problems of poor transmittance and limited application range existing in the prior art, can improve transparency, and can be applied in an electroless environment, and has a wide application range.
Description
Technical Field
The utility model belongs to the technical field of the display device technique and specifically relates to a little LED display screen, display device and system are related to.
Background
With the development of the manufacturing technology of the LED display screen, the resolution of the traditional LED display screen is greatly improved. The small-space LED display screen adopts a pixel-level point control technology, realizes the state control of the reducibility and uniformity of the brightness and the color of a display screen pixel unit, and is gradually widely applied. The small-distance LED display screen refers to an indoor LED display screen with the LED point distance below P2.5, and mainly comprises LED display screen products such as P2.5, P2.0, P1.8, P1.5 and the like.
At present, the conventional small-space LED display screen is usually coated by black materials, the black materials are generally made of black glue, high contrast can be obtained in the daytime, and an LED control circuit is arranged below the black glue. However, the small-spacing LED display screen has the problem of poor transparency, and the application range of the small-spacing LED display screen is severely limited.
SUMMERY OF THE UTILITY MODEL
In view of this, the present invention provides a micro LED display screen, a display device and a display system to alleviate the technical problems of poor transparency and limited application range existing in the prior art.
In a first aspect, an embodiment of the present invention provides a micro LED display screen, include: transparent base plate layer, solar energy thin film cell layer, conductive film layer and the little LED display layer that the range upon range of setting in proper order.
In combination with the first aspect, an embodiment of the present invention provides a first possible implementation manner of the first aspect, wherein the transparent substrate layer is made of transparent glass or transparent plastic.
In combination with the first aspect, embodiments of the present invention provide a second possible implementation manner of the first aspect, where the micro LED display layer includes a light guide plate and a micro LED light emitter disposed on the light guide plate.
In combination with the second possible implementation manner of the first aspect, an embodiment of the present invention provides a third possible implementation manner of the first aspect, wherein the micro LED luminary includes a plurality of monochromatic micro LED lighting units.
In combination with the second possible implementation manner of the first aspect, the present invention provides a fourth possible implementation manner of the first aspect, wherein the micro LED luminary includes a plurality of RGB micro LED light emitting units.
With reference to the second possible implementation manner of the first aspect, embodiments of the present invention provide a fifth possible implementation manner of the first aspect, wherein the micro LED light emitting unit is a micron-sized transparent light emitter.
In combination with the second possible implementation manner of the first aspect, an embodiment of the present invention provides a sixth possible implementation manner of the first aspect, wherein a reflective film layer is disposed at an edge of the light guide plate.
In combination with the second possible implementation manner of the first aspect, an embodiment of the present invention provides a seventh possible implementation manner of the first aspect, wherein the light guide plate is rectangular.
In a second aspect, embodiments of the present invention provide a display device, which includes a micro LED display screen according to any one of the foregoing embodiments.
In a third aspect, an embodiment of the present invention provides a display system, including a power storage device and a micro LED display screen as in any one of the previous embodiments, wherein the power storage device is connected to the micro LED display screen.
The embodiment of the utility model provides a following beneficial effect has been brought:
the utility model provides a little LED display screen, display device and display system, wherein, this little LED display screen includes: transparent base plate layer, solar energy thin film cell layer, conductive film layer and the little LED display layer that the range upon range of setting in proper order. Therefore, the technical scheme provided by the embodiment can improve the transparency, can be applied in an electroless environment, and solves the technical problems of poor transparency and limited application range in the prior art.
In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a micro LED display screen according to an embodiment of the present invention;
fig. 2 is a schematic view of a first structure of a micro LED display layer according to an embodiment of the present invention;
fig. 3 is a second schematic structural diagram of a micro LED display layer according to an embodiment of the present invention;
fig. 4 is a schematic diagram of a third structure of a micro LED display layer according to an embodiment of the present invention;
fig. 5 is a block diagram of a display system according to an embodiment of the present invention.
Icon: 10-a transparent substrate layer; 20-a solar thin film cell layer; 30-a conductive film layer; 40-micro LED display layer; 41-a light guide plate; 42-micro LED luminary; 43-a reflective film layer; 500-a charge storage device; 600-micro LED display screen.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "upper", "lower", "horizontal", "inner", "outer", and the like indicate the directions or positional relationships based on the directions or positional relationships shown in the drawings, or the directions or positional relationships that the products of the present invention are conventionally placed when in use, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should also be noted that, unless explicitly stated or limited otherwise, the terms "disposed," "connected," and "connected" are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
At present, current booth apart from LED display screen, this booth apart from LED display screen need adopt to use the black material coating at LED's backplate, what black material generally adopted is the black glue for this booth apart from LED display screen can obtain high contrast daytime, and the below of black glue is provided with LED control circuit. However, the small-spacing LED display screen has the problem of poor transparency, and the application range of the small-spacing LED display screen is severely limited.
Based on this, the embodiment of the utility model provides a little LED display screen, display device and display system can alleviate the technical problem that the transparency is relatively poor, the range of application is more limited among the prior art.
Some embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The embodiments described below and the features of the embodiments can be combined with each other without conflict.
Examples
As shown in fig. 1, an embodiment of the present invention provides a micro LED display screen, including: the solar cell module comprises a transparent substrate layer 10, a solar thin film cell layer 20, a conductive film layer 30 and a micro LED display layer 40 which are sequentially stacked.
Specifically, referring to fig. 1, in the micro LED display screen, the transparent substrate layer 10 is located at the bottom, the solar thin film cell layer 20 is disposed on the transparent substrate layer 10, the conductive film layer 30 is disposed on the solar thin film cell layer 20, and the micro LED display layer is disposed on the conductive film layer 30.
The micro LED display panel is a light-transmitting body or a partially light-transmitting body in a non-energized state, and has a light transmittance of 20% or more.
In alternative embodiments, the transparent substrate layer 10 is made of a transparent material, such as transparent glass, transparent plastic, etc. Namely, the material of the transparent substrate layer is transparent glass or transparent plastic.
In this embodiment, the transparent substrate layer is made of transparent glass, and has high transmittance.
In an alternative embodiment, the solar cell thin film layer comprises a Copper Indium Gallium Selenide (CIGS) thin film, in other words, the solar cell thin film layer is selected from Copper Indium Gallium Selenide (CIGS) thin film solar cells.
The solar thin-film cell layer is arranged on a transparent substrate layer, and the transparent substrate layer can be made of light guide materials such as transparent glass and transparent plastic. The solar thin-film cell layer generates a photo-generated electron-hole pair by absorbing sunlight, under the action of an electric field built in the cell, the photo-generated electron and the hole are separated, the hole drifts to the P side, the electron drifts to the N side to form photo-generated electromotive force, and when an external circuit is connected, current is generated. The current generated by the solar thin film cell layer is conducted to the micro LED display layer through the conductive film layer to be used by the LEDs or stored in the storage battery, namely, the electric energy used by the micro LEDs for lighting provided by the solar thin film cell or the electric energy generated by the solar thin film cell can be stored in the storage battery for use.
In an alternative embodiment, the micro LED display layer includes a light guide plate 41 and a micro LED emitter 42 disposed on the light guide plate.
In an alternative embodiment, the edge of the light guide plate is provided with a reflective film layer 43.
In an alternative embodiment, the light guide plate has a rectangular shape.
In an alternative embodiment, as shown in fig. 2, the micro LED luminary is embedded inside the light guide plate. Further, the micro LED luminary includes a micro LED luminary embedded at an edge of the light guide plate so that micro LED light can be incident from the side wall.
In an alternative embodiment, as shown in fig. 3, the micro LED luminary is embedded in the surface of the light guide.
In an alternative embodiment, the micro LED luminary comprises a plurality of single color micro LED lighting units.
In an alternative embodiment, the single-color micro LED lighting unit may be any one of a blue micro LED lighting unit, a green micro LED lighting unit, and a red micro LED lighting unit.
In an alternative embodiment, a plurality of single-color micro LED light emitting units are arranged in an array on the light guide plate; furthermore, the plurality of single-color micro LED light-emitting units are arranged on the light guide plate in an equally-spaced array.
In an alternative embodiment, the micro LED luminary comprises an RGB micro LED lighting unit, i.e. the RGB micro LED lighting unit is a multicolor micro LED luminary of three primary colors of R (red), G (green), B (blue); the number of the RGB micro LED light-emitting units is multiple.
In an alternative embodiment, a plurality of RGB micro LED light emitting units are arranged in an array on the light guide plate; furthermore, the plurality of RGB micro LED light-emitting units are arranged on the light guide plate in an equally spaced array.
In an alternative embodiment, the micro LED lighting unit is a micron-sized transparent light emitter.
Specifically, in this embodiment, the micro LED display layer includes a micro LED (micro LED) and a light guide plate, the micro LED may be a monochromatic light emitting body LED or an RGB multicolor LED module, the volume of the micro LED is in a micrometer level, the micro LED emits light after being powered on, light emitted by the micro LED is totally reflected in the light guide plate and diffusely reflected on the side wall, and thus uniform multicolor display light can be obtained on the display surface of the micro LED display layer.
It should be noted that the number of the micro LED luminaries may be determined according to the actual required brightness, and the color of the micro LED luminaries may be determined according to the actual required color.
In an alternative embodiment, as shown in fig. 4, the micro LED display layer may also be a micro LED matrix screen formed by matrix arrangement, similar to a common small-pitch LED screen at present, referring to fig. 4, the micro LED used in this embodiment is a transparent micrometer-scale display device, which can be used as both a light emitter and a pixel display body; wherein a unit pixel is encircled by a dashed box in fig. 4, the unit pixel comprising a micro LED emitter and a portion of the light guide plate; the edge of the unit pixel is an isolation edge or a reflection edge to improve the uniformity of light emission.
It should be noted that the micro LED matrix screen forms a single display screen when it is powered on. The micro LED matrix screen is a transparent body when the power is cut off.
The little LED display screen that this embodiment provided includes: transparent base plate layer, solar energy thin film cell layer, conductive film layer and the little LED display layer that the range upon range of setting in proper order. The micro LED display screen has the following advantages:
1. the micro LED display screen is in a light-transmitting state when not emitting light, and a light-emitting region (namely a micro LED display layer) is in a display screen state when emitting light, so that the screen display and the transparent display of the LED are realized;
2. this little LED display screen self integrated solar power system, usable solar energy is from the electricity generation, realizes from the electricity generation demonstration, is fit for the application environment of electroless, has enlarged the range of application.
3. The pixel is micron level, and the luminous body occupies little area of unit pixel, does not influence printing opacity, and the design of light guide plate makes the pixel luminous even simultaneously.
4. The display screen can be small in size and high in resolution, and is suitable for the fields of outdoor display, studio and advertisement putting, AR, VR, transparent display lamps and the like;
the embodiment of the utility model provides a still provide a display device, display device includes as the aforesaid embodiment any little LED display screen.
Specifically, the display device can be an outdoor display screen or an AR display, a VR display, a transparent display lamp, display lenses (information display glasses), an automobile windshield, and the like;
for example, the display device is mounted on an originally transparent object, so that a transparent display effect is achieved. For example, the windshield of an automobile, realizes the display of a front windshield and simultaneously does not influence the display outside the window. Information display on glasses, etc.
In a third aspect, as shown in fig. 5, an embodiment of the present invention provides a display system, which includes a power storage device 500 and a micro LED display screen 600 as described above, where the power storage device is connected to the micro LED display screen.
Specifically, the electric quantity storage device is connected with a solar thin film battery layer of the micro LED display screen, and electric energy generated by the solar thin film battery layer can be stored.
In alternative embodiments, the charge storage device may be a battery or a capacitor.
The embodiment of the utility model provides a display device, display system have the same technical characteristic with the little LED display screen that above-mentioned embodiment provided, so also can solve the same technical problem, reach the same technological effect.
It can be clearly understood by those skilled in the art that, for convenience and brevity of description, the specific working processes of the display system and the display device described above may refer to the corresponding processes in the foregoing micro LED display screen embodiment, and are not described herein again.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (9)
1. A micro LED display screen, comprising: the solar cell comprises a transparent substrate layer, a solar thin film cell layer, a conductive film layer and a micro LED display layer which are sequentially stacked;
the micro LED display layer comprises a light guide plate and a micro LED luminous body arranged on the light guide plate.
2. The micro LED display screen of claim 1, wherein the transparent substrate layer is made of transparent glass or transparent plastic.
3. The micro LED display screen of claim 1, wherein the micro LED luminary comprises a plurality of single color micro LED lighting units.
4. The micro LED display screen of claim 1, wherein the micro LED luminary comprises a plurality of RGB micro LED lighting units.
5. The micro LED display screen of claim 1, wherein the micro LED emitters are micron level transparent emitters.
6. The micro LED display screen of claim 1, wherein the edge of the light guide plate is provided with a reflective film layer.
7. The micro LED display of claim 1, wherein the light guide plate is rectangular.
8. A display device, characterized in that it comprises a micro LED display screen according to any one of claims 1-7.
9. A display system comprising a power storage device and a micro LED display screen according to any of claims 1-7, the power storage device being connected to the micro LED display screen.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201922183094.1U CN211264844U (en) | 2019-12-08 | 2019-12-08 | Micro LED display screen, display device and display system |
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| CN201922183094.1U CN211264844U (en) | 2019-12-08 | 2019-12-08 | Micro LED display screen, display device and display system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114420003A (en) * | 2022-01-17 | 2022-04-29 | 深圳市思坦科技有限公司 | Integrated LED structure and preparation method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114420003A (en) * | 2022-01-17 | 2022-04-29 | 深圳市思坦科技有限公司 | Integrated LED structure and preparation method |
| CN114420003B (en) * | 2022-01-17 | 2024-01-02 | 深圳市思坦科技有限公司 | Integrated LED structure and preparation method |
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