CN117192833B - Display panel and display device - Google Patents
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- CN117192833B CN117192833B CN202311467704.5A CN202311467704A CN117192833B CN 117192833 B CN117192833 B CN 117192833B CN 202311467704 A CN202311467704 A CN 202311467704A CN 117192833 B CN117192833 B CN 117192833B
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- 239000011159 matrix material Substances 0.000 claims abstract description 49
- 239000002245 particle Substances 0.000 claims abstract description 40
- 239000000758 substrate Substances 0.000 claims abstract description 22
- 239000007788 liquid Substances 0.000 claims description 12
- 229910052751 metal Inorganic materials 0.000 claims description 9
- 239000002184 metal Substances 0.000 claims description 9
- 239000012780 transparent material Substances 0.000 claims description 7
- 239000003792 electrolyte Substances 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 6
- 229920002120 photoresistant polymer Polymers 0.000 claims description 4
- 239000011521 glass Substances 0.000 claims description 3
- ORUIBWPALBXDOA-UHFFFAOYSA-L magnesium fluoride Chemical compound [F-].[F-].[Mg+2] ORUIBWPALBXDOA-UHFFFAOYSA-L 0.000 claims description 3
- 229910001635 magnesium fluoride Inorganic materials 0.000 claims description 3
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims description 3
- 239000000395 magnesium oxide Substances 0.000 claims description 3
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 claims description 3
- 230000004308 accommodation Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 description 10
- 238000013461 design Methods 0.000 description 4
- 244000144985 peep Species 0.000 description 4
- 230000002265 prevention Effects 0.000 description 4
- 230000000007 visual effect Effects 0.000 description 4
- 230000031700 light absorption Effects 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Abstract
The application discloses a display panel and a display device, and relates to the technical field of display; the display panel comprises a peep-proof structure, the peep-proof structure is arranged on one side, far away from the array substrate, of the black matrix layer, the peep-proof structure comprises a first shading layer and a shell, the shell is arranged between the first shading layer and the black matrix layer, the first shading layer, the black matrix layer and the shell are combined to form a containing cavity, reflective particles are arranged in the containing cavity, a first control electrode and a second control electrode are respectively arranged on two sides of the shell, and the first control electrode and the second control electrode are used for controlling the reflective particles; wherein, when the first control electrode and the second control electrode are electrified, the reflective particles are close to the first control electrode and the second control electrode to form a reflective layer; when the first control electrode and the second control electrode are not electrified, the reflective particles are dispersed and dissociated in the accommodating cavity; according to the display panel, whether the first control electrode and the second control electrode in the peep-proof structure are electrified or not is controlled, and the use experience of a user is improved.
Description
Technical Field
The application relates to the technical field of display, in particular to a display panel and a display device.
Background
With the continuous development of display technology, the visual angle of the display panel is wider and wider, and the visual angle of the current display panel is close to 180 degrees, so that a user can watch the content displayed by the display panel at all angles, and basically realize the viewing experience without dead angles, however, in public places, the privacy leakage of the user is also brought unnecessary trouble due to the increase of the visual angle.
At present, in order to avoid privacy disclosure, a peep-proof film is often added on a display screen to realize convergence of a visual angle, but the problems of display panel brightness reduction and poor display effect are also brought while effective peep-proof are solved, and the peep-proof film can only unidirectionally peep-proof, so that when a user needs to share display contents to other users, the peep-proof film cannot be switched back to a normal mode from the peep-proof mode, and the use experience of the user is reduced.
Disclosure of Invention
The purpose of this application is to provide a display panel and display device, through the circular telegram of control first control electrode and second control electrode in the control peep-proof structure whether, improves user's use experience.
The application discloses display panel, including array substrate and the various membrane base plate to the box setting, be equipped with black matrix layer on the various membrane base plate, display panel still includes peep-proof structure, peep-proof structure sets up black matrix layer keeps away from one side of array substrate, peep-proof structure includes first light-proof layer and casing, the casing sets up first light-proof layer with between the black matrix layer, first light-proof layer black matrix layer with the casing combination forms and holds the chamber, it is equipped with the reflection particle to hold the intracavity, the both sides of casing are equipped with first control electrode and second control electrode respectively, first control electrode with the second control electrode is used for controlling the reflection particle; wherein when the first control electrode and the second control electrode are energized, the reflective particles are close to the first control electrode and the second control electrode to form a reflective layer; when the first control electrode and the second control electrode are not energized, the reflective particles are dispersed and dissociated in the accommodating cavity.
Optionally, the peep-proof structure further includes a second shading layer, the second shading layer is arranged on the black matrix layer and is horizontally arranged with the first shading layer, the first control electrode and the second control electrode are arranged in the accommodating cavity, the first control electrode and the second control electrode are arranged in a semicircular arc shape, one end of the first control electrode, which is close to the second shading layer, is lower than one end of the first control electrode, which is close to the first shading layer, and one end of the second control electrode, which is close to the second shading layer, is lower than one end of the second control electrode, which is close to the first shading layer.
Optionally, the first control electrode and the second control electrode are disposed in the accommodating cavity, the first control electrode and the second control electrode are disposed in an inclined manner, one end of the first control electrode, which is close to the black matrix layer, is lower than one end of the first control electrode, which is close to the first light shielding layer, and one end of the second control electrode, which is close to the black matrix layer, is lower than one end of the second control electrode, which is close to the first light shielding layer.
Optionally, an included angle between the first control electrode and the black matrix layer is between 10 and 44 degrees, and an included angle between the second control electrode and the black matrix layer is between 10 and 44 degrees; the first control electrode and the second control electrode are symmetrically arranged along the central axis of the first shading layer.
Optionally, a transparent liquid is arranged in the accommodating cavity, and the reflective particles are positioned in the transparent liquid; the transparent liquid is electrolyte, and the electrolyte consists of Na+, cl & lt- & gt and K+.
Optionally, the first light shielding layer and the second light shielding layer are made of black photoresist material.
Optionally, the display panel further includes a substrate, and the substrate is disposed on a side of the peep-proof structure away from the black matrix layer.
Optionally, the housing is made of a transparent material; wherein the transparent material is one of glass, magnesium oxide and magnesium fluoride.
Optionally, the reflective particles are made of metal, and the metal is a strong reflective metal.
The application also discloses a display device, which comprises a driving circuit and the display panel according to any one of the above, wherein the driving circuit drives the display panel to work.
The display panel of this application is through the first control electrode in the peep-proof structure of control and whether the switch-on of second control electrode to whether the control reflection particle forms the reflection stratum, can realize that display panel switches between peep-proof mode and normal mode, and the user can select display panel's display mode according to self demand, improves user's use experience.
Drawings
The accompanying drawings, which are included to provide a further understanding of the embodiments of the application and are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain the principles of the application. It is obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings may be obtained from these drawings without inventive faculty for a person skilled in the art. In the drawings:
fig. 1 is a schematic structural view of a middle peep-proof structure of a display panel according to a first embodiment of the present application in a normal mode;
fig. 2 is a schematic structural view of a peep-proof structure in a display panel according to a first embodiment of the present application in a peep-proof mode;
fig. 3 is a schematic structural view of the peep-proof structure disposed on the black matrix layer according to the first embodiment of the present application;
fig. 4 is a schematic structural view of a display panel according to a first embodiment of the present application;
fig. 5 is a schematic structural view of a peep-proof structure in a display panel according to a second embodiment of the present application in a normal mode;
fig. 6 is a schematic view of a light path of the peep-proof structure in the peep-proof mode in the display panel according to the second embodiment of the present application;
fig. 7 is a schematic structural view of a peep-proof structure in a display panel according to a third embodiment of the present application in a normal mode;
fig. 8 is a schematic view of a light path of a peep-proof structure in a peep-proof mode in a display panel according to a third embodiment of the present application;
fig. 9 is a schematic structural view of a peep-proof structure disposed on a black matrix layer according to a fourth embodiment of the present application;
fig. 10 is a schematic structural view of a display device according to a fifth embodiment of the present application.
100 parts of a display panel; 110. a black matrix layer; 120. a substrate base; 200. a peep-proof structure; 210. a first light shielding layer; 220. a housing; 230. a receiving chamber; 240. reflective particles; 250. a first control electrode; 260. a second control electrode; 270. a second light shielding layer; 300. a driving circuit; 400. a display device.
Detailed Description
It should be understood that the terminology, specific structural and functional details disclosed herein are merely representative for purposes of describing particular embodiments, but that the application may be embodied in many alternate forms and should not be construed as limited to only the embodiments set forth herein.
In the description of the present application, the terms "first", "second" are used for descriptive purposes only and are not to be construed as indicating relative importance or implicitly indicating the number of technical features indicated. Thus, unless otherwise indicated, features defining "first", "second" may include one or more such features either explicitly or implicitly; the meaning of "plurality" is two or more. The terms "comprises," "comprising," and any variations thereof, are intended to cover a non-exclusive inclusion, such that one or more other features, integers, steps, operations, elements, components, and/or groups thereof may be present or added.
In addition, terms of the azimuth or positional relationship indicated by "center", "lateral", "upper", "lower", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., are described based on the azimuth or relative positional relationship shown in the drawings, are merely for convenience of description of the present application, and do not indicate that the apparatus or element referred to must have a specific azimuth, be configured and operated in a specific azimuth, and thus should not be construed as limiting the present application.
Furthermore, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art as the case may be.
The present application will be described in detail below with reference to the drawings and optional embodiments, and it should be noted that, without conflict, new embodiments may be formed by any combination of the embodiments or technical features described below.
As shown in fig. 1 and fig. 2, as a first embodiment of the present application, a display panel 100 is disclosed, where the display panel 100 includes an array substrate and a color film substrate disposed on a pair of boxes, a black matrix layer 110 is disposed on the color film substrate, the display panel 100 further includes a peep-proof structure 200, the peep-proof structure 200 is disposed on a side of the black matrix layer 110 away from the array substrate, the peep-proof structure 200 includes a first light shielding layer 210 and a housing 220, the housing 220 is disposed between the first light shielding layer 210 and the black matrix layer 110, the first light shielding layer 210, the black matrix layer 110 and the housing 220 are combined to form a containing cavity 230, reflective particles 240 are disposed in the containing cavity 230, and a first control electrode 250 and a second control electrode 260 are disposed on two sides of the housing 220, where the first control electrode 250 and the second control electrode 260 are used for controlling the reflective particles 240; when the first and second control electrodes 250 and 260 are energized, the reflective particles 240 are adjacent to the first and second control electrodes 250 and 260 to form a reflective layer; when the first control electrode 250 and the second control electrode 260 are not energized, the reflective particles 240 are dispersed free within the receiving cavity 230.
When a user needs to be in the peep-proof mode, the first control electrode 250 and the second control electrode 260 are energized to form a magnetic field, and at this time, the reflective particles 240 in the accommodating cavity 230 gradually move towards the first control electrode 250 and the second control electrode 260 under the action of the first control electrode 250 and the second control electrode 260 to be adsorbed near the first control electrode 250 and the second control electrode 260, so as to form two groups of reflective layers, when light is injected into the display panel 100, the light corresponding to the first light shielding layer 210 is shielded and absorbed by the first light shielding layer 210, and the light corresponding to the reflective layer composed of the reflective particles 240 is reflected by the reflective layers to be emitted from both sides of the first light shielding layer 210, so that the light intensity of the left viewing angle and the right viewing angle is increased, and the human eye sees a whitened state in the direction, so that the image is invisible, and the peep-proof effect is achieved; when the user needs to be in the normal mode, the first control electrode 250 and the second control electrode 260 are not electrified, at this time, the reflective particles 240 in the accommodating cavity 230 are gradually dispersed and dissociated in the accommodating cavity 230, when the light is injected into the display panel 100, the light corresponding to the first light shielding layer 210 is shielded and absorbed by the first light shielding layer 210, and the light corresponding to the first control electrode 250 and the second control electrode 260 directly passes through the first control electrode 250 and the second control electrode 260 and is shielded and absorbed by the black matrix layer 110, the light is not reflected, and the human eyes can see the image from all directions, so that the normal display effect is achieved; in general, in the display panel 100 of the present application, whether the reflective particles 240 form the reflective layer is controlled by controlling whether the first control electrode 250 and the second control electrode 260 in the peep-proof structure 200 are electrified or not, so that the display panel 100 can be switched between the peep-proof mode and the normal mode, and a user can select the display mode of the display panel 100 according to the needs of the user, thereby improving the use experience of the user; it should be noted that, the peep-proof structure 200 is provided with a plurality of peep-proof structures 200 corresponding to the black matrix layer 110 respectively, so that the peep-proof structures 200 are arranged at intervals, as shown in fig. 3, and the peep-proof structure 200 does not shade the normal display image of the display panel 100, and only plays a role of reflecting light to realize the peep-proof function in the peep-proof mode, because the peep-proof structures 200 are arranged corresponding to the black matrix layer 110.
Further, a transparent liquid is disposed in the accommodating cavity 230, the reflective particles 240 are located in the transparent liquid, and when the first control electrode 250 and the second control electrode 260 are not energized, the reflective particles 240 are dispersed and dissociated in the transparent liquid, so that light can be injected into the accommodating cavity 230 and absorbed by the black matrix layer 110, wherein, because the reflective particles 240 are required to be collected near the first control electrode 250 and the second control electrode 260 when the first control electrode 250 and the second control electrode 260 are energized, the transparent liquid needs to have a certain conductivity, and in this embodiment, the transparent liquid may be an electrolyte, which is composed of na+, cl_and k+, and the electrolyte is easier to obtain than other transparent liquids.
In addition, in order to ensure that the light can be smoothly injected into the accommodating cavity 230 during normal display, the housing 220 is made of a transparent material, so that the propagation path of the light is not affected, wherein the transparent material of the housing 220 can be one of glass, magnesium oxide or magnesium fluoride, the transparent material only needs to be a transparent solid, and a designer can select and design according to actual situations, which is not repeated herein; the reflective particles 240 are made of metal, and the metal of the reflective particles 240 is a strong reflective metal, so that when in the peep-proof mode, the reflective layer formed by the reflective particles 240 can have better light ray reflection capability, so that the peep-proof effect of the display panel 100 of the application is better.
Still further, as shown in fig. 4, the display panel 100 of the present application further includes a substrate 120, where the substrate 120 is disposed on a side of the privacy structure 200 away from the black matrix layer 110, the interfaces of the first control electrode 250 and the second control electrode 260 are disposed near the substrate 120, and a circuit for energizing the first control electrode 250 and the second control electrode 260 is disposed on the substrate 120, and the circuit is connected to the interfaces of the first control electrode 250 and the second control electrode 260 to energize the first control electrode 250 and the second control electrode 260; the first light shielding layer 210 is made of black photoresist material to achieve maximum light absorption, and in this embodiment, the first light shielding layer 210 may be made of the material of the black matrix layer 110.
As shown in fig. 5 and fig. 6, which are further modifications of the first embodiment of the present application, a display panel 100 is disclosed, the privacy structure 200 further includes a second light shielding layer 270, the second light shielding layer 270 is disposed on the black matrix layer 110 and is disposed horizontally with the first light shielding layer 210, the first control electrode 250 and the second control electrode 260 are disposed in the accommodating cavity 230, the first control electrode 250 and the second control electrode 260 are disposed in a semicircular arc shape, an end of the first control electrode 250 near the second light shielding layer 270 is lower than an end of the first control electrode 250 near the first light shielding layer 210, an end of the second control electrode 260 near the second light shielding layer 270 is lower than an end of the second control electrode 260 near the first light shielding layer 210, wherein, the shape of the housing 220 is similar or identical to that of the first control electrode 250 and the second control electrode 260 so as to avoid influencing light entering, and the second control electrode 260 on both sides of the second light shielding layer 270 are disposed at a lower end than an end of the first control electrode 250 near the first light shielding layer 210, and a second control electrode 260 on both sides of the first control electrode 250 are as shown in fig. 5 and 260, so that the light entering the display panel 100 can be displayed; the second light shielding layer 270 is made of black photoresist material to achieve maximum light absorption, and in this embodiment, the second light shielding layer 270 may be made of the material of the black matrix layer 110;
when the display panel 100 of the embodiment is in use, in the peep-proof mode, the first control electrode 250 and the second control electrode 260 are energized, the reflective particles 240 are close to the first control electrode 250 and the second control electrode 260 to form a semicircular reflective layer similar to the shapes of the first control electrode 250 and the second control electrode 260, after light is injected into the display panel 100, the light passes through the substrate 120 and irradiates on the peep-proof structure 200, the light corresponding to the first light shielding layer 210 is shielded and absorbed by the first light shielding layer 210 and cannot be reflected, the light corresponding to the first control electrode 250 and the second control electrode 260 irradiates on the reflective layer formed by the combination of the reflective particles 240 to be reflected, and the reflective layer formed by the combination of the reflective particles 240 is arc-shaped, so that the light is emitted from two sides of the first light shielding layer 210, as shown in fig. 6, the number of light at left side view angles and right view angles is increased, the light intensity at the left side view angles and right view angles is in a white state, the image is invisible, and thus the display panel is prevented from being flooded by a user, and the privacy effect is protected; in the normal mode, the first control electrode 250 and the second control electrode 260 are not energized, the reflective particles 240 are dispersed and dissociated in the accommodating cavity 230, after the light is injected into the display panel 100, the light passes through the substrate 120 and irradiates on the peep-proof structure 200, the light corresponding to the first light shielding layer 210 is shielded and absorbed by the first light shielding layer 210, and the light corresponding to the first control electrode 250 and the second control electrode 260 passes through the first control electrode 250 and the second control electrode 260 and irradiates on the second light shielding layer 270 and is shielded and absorbed by the second light shielding layer 270, so that no light reflection is formed, and the human eyes can see the image displayed on the display panel 100 from all directions, thereby achieving the effect of normal display.
As shown in fig. 7 and 8, which are further modifications of the first embodiment of the present application, a display panel 100 is disclosed, in which the first control electrode 250 and the second control electrode 260 are disposed in the receiving cavity 230, the first control electrode 250 and the second control electrode 260 are disposed obliquely, and one end of the first control electrode 250 near the black matrix layer 110 is lower than one end of the first control electrode 250 near the first light shielding layer 210, and one end of the second control electrode 260 near the black matrix layer 110 is lower than one end of the second control electrode 260 near the first light shielding layer 210, wherein the shape of the housing 220 is similar or identical to that of the first control electrode 250 and the second control electrode 260, so as to avoid affecting light incidence, and two sides of the second light shielding layer 270 are beyond two sides of the first light shielding layer 210, as shown in fig. 7, so that the first control electrode 250 and the second control electrode 260 can receive light incidence in the display panel 100.
When the display panel 100 of the present embodiment is in use, in the peep-proof mode, the first control electrode 250 and the second control electrode 260 are energized, the reflective particles 240 are close to the first control electrode 250 and the second control electrode 260 to form a reflective layer similar to the shape of the first control electrode 250 and the second control electrode 260, in this embodiment, the reflective layer is an inclined plane, after light is incident into the display panel 100, the light passes through the substrate 120 and irradiates on the peep-proof structure 200, the light corresponding to the first light shielding layer 210 is shielded and absorbed by the first light shielding layer 210, and cannot be reflected, and the light corresponding to the first control electrode 250 and the second control electrode 260 irradiates on the reflective layer formed by the combination of the reflective particles 240 to reflect, and because the reflective layer formed by the combination of the reflective particles 240 is an arc shape, the light is emitted from both sides of the first light shielding layer 210, as shown in fig. 8, so that the number of light at left side view angle and right side view angle is increased, the light intensity at the left side view angle and right side view angle is in a white state, the image is invisible, and the privacy effect of the display panel is achieved, and the privacy effect of the user is protected; wherein the inclination angle of the first control electrode 250 and the second control electrode 260 is related to the invisible angle of the display panel 100, the included angle between the first control electrode 250 and the black matrix layer 110 and the included angle between the second control electrode 260 and the black matrix layer 110 determine the invisible angle range of the display panel 100, because the first control electrode 250 and the second control electrode 260 are arranged obliquely, the light forms a specular reflection on the reflective layer corresponding to the formed reflective layer, as shown in fig. 8, the included angle between the first control electrode 250 and the black matrix layer 110 may be set between 1-44 °, the included angle between the second control electrode 260 and the black matrix layer 110 may be set between 1-44 °, the first control electrode 250 and the second control electrode 260 are symmetrically arranged along the central axis of the first light shielding layer 210, compared with other angle ranges, such as 46-89 degrees, the angle range of 1-44 degrees is larger, more information leakage can be avoided, the included angle between the first control electrode 250 and the black matrix layer 110 is preferably 10-44 degrees in combination with the conventional peep prevention use scene and manufacturing process, and the included angle between the second control electrode 260 and the black matrix layer 110 is preferably 10-44 degrees, so that people close to the left side and the right side of a user can not completely see images displayed by the display panel 100 when the display panel 100 is in the peep prevention mode, thereby realizing the peep prevention effect, and the formed peep prevention structure 200 can also cover the black matrix layer 110 without exceeding the structure of the black matrix layer 110; it should be noted that, the designer may also select and design the included angle between the first control electrode 250 and the black matrix layer 110 and the included angle between the second control electrode 260 and the black matrix layer 110 according to the actual use condition of the display panel 100, for example, when the display panel 100 is an uneven curved surface design, other angle designs are required, which will not be described herein.
As shown in fig. 9, as a fourth embodiment of the present application, a display panel 100 is disclosed, the black matrix layer 110 includes a plurality of horizontal black matrices and a plurality of vertical black matrices, a plurality of vertical black matrices are disposed between the horizontal black matrices, the peep-proof structure 200 is disposed in a plurality of vertical black matrices and corresponds to the horizontal black matrices and the vertical black matrices, respectively, so as to form the structure shown in fig. 9, thereby the peep-proof structure 200 disposed on the horizontal black matrices can realize the peep-proof at the upper and lower side viewing angles, and the peep-proof structure 200 disposed on the vertical black matrices can realize the time peep-proof at the left and right sides, so that the peep-proof mode of the display panel 100 is more practical.
As shown in fig. 10, as a fifth embodiment of the present application, a display device 400 is disclosed, the display device 400 including a driving circuit 300 and the display panel 100 as described in the above embodiment, the driving circuit 300 driving the display panel 100 to operate; according to the display device, whether the first control electrode and the second control electrode in the peep-proof structure are electrified or not is controlled, the display device can be switched between the peep-proof mode and the normal mode, a user can select the display mode of the display device according to the self requirement, and the use experience of the user is improved.
It should be noted that, the limitation of each step in the present solution is not to be considered as limiting the sequence of steps on the premise of not affecting the implementation of the specific solution, and the steps written in the previous step may be executed before, may be executed after, or may even be executed simultaneously, so long as the implementation of the present solution is possible, all should be considered as falling within the protection scope of the present application.
The technical scheme of the application can be widely applied to various display panels, such as TN (Twisted Nematic) display panels, IPS (In-Plane Switching) display panels, VA (Vertical Alignment) display panels, MVA (Multi-Domain Vertical Alignment) display panels, and of course, other types of display panels, such as OLED (Organic Light-Emitting Diode) display panels, can be also applied to the scheme.
It should be noted that, the inventive concept of the present application may form a very large number of embodiments, but the application documents have limited space and cannot be listed one by one, so that on the premise of no conflict, the above-described embodiments or technical features may be arbitrarily combined to form new embodiments, and after the embodiments or technical features are combined, the original technical effects will be enhanced.
The foregoing is a further detailed description of the present application in connection with specific alternative embodiments, and it is not intended that the practice of the present application be limited to such descriptions. It should be understood that those skilled in the art to which the present application pertains may make several simple deductions or substitutions without departing from the spirit of the present application, and all such deductions or substitutions should be considered to be within the scope of the present application.
Claims (8)
1. The display panel comprises an array substrate and a color film substrate which are arranged in a box, wherein a black matrix layer is arranged on the color film substrate, and the display panel is characterized by further comprising a peep-proof structure, wherein the peep-proof structure is arranged on one side, far away from the array substrate, of the black matrix layer, the peep-proof structure comprises a first shading layer and a shell, the shell is arranged between the first shading layer and the black matrix layer, the first shading layer, the black matrix layer and the shell are combined to form a containing cavity, reflective particles are arranged in the containing cavity, a first control electrode and a second control electrode are respectively arranged on two sides of the shell, and the first control electrode and the second control electrode are used for controlling the reflective particles;
wherein when the first control electrode and the second control electrode are energized, the reflective particles are close to the first control electrode and the second control electrode to form a reflective layer; when the first control electrode and the second control electrode are not electrified, the reflective particles are dispersed and dissociated in the accommodating cavity;
when light rays are injected into the display panel, the light rays corresponding to the first shading layer are shaded and absorbed by the first shading layer, and the light rays corresponding to the reflecting layer consisting of reflecting particles are reflected by the reflecting layer so as to be emitted from two sides of the first shading layer;
the light is external environment light incident from the side of the first shading layer, the first control electrode and the second control electrode are arranged in the accommodating cavity, the first control electrode and the second control electrode are arranged in a semicircular arc shape, one end of the first control electrode, which is close to the black matrix layer, is lower than one end of the first control electrode, which is close to the first shading layer, and one end of the second control electrode, which is close to the black matrix layer, is lower than one end of the second control electrode, which is close to the first shading layer.
2. The display panel of claim 1, wherein the privacy structure further comprises a second light shielding layer disposed on the black matrix layer and horizontally disposed with the first light shielding layer.
3. The display panel according to claim 1, wherein a transparent liquid is provided in the accommodation chamber, and the reflective particles are located in the transparent liquid;
the transparent liquid is electrolyte, and the electrolyte consists of Na+, cl & lt- & gt and K+.
4. The display panel according to claim 2, wherein the first light shielding layer and the second light shielding layer are made of black photoresist material.
5. The display panel of claim 1, further comprising a substrate disposed on a side of the privacy structure remote from the black matrix layer.
6. The display panel according to claim 1, wherein the housing is made of a transparent material;
wherein the transparent material is one of glass, magnesium oxide and magnesium fluoride.
7. The display panel of claim 1, wherein the reflective particles are made of a metal, and the metal is a strongly reflective metal.
8. A display device comprising a drive circuit and the display panel according to any one of claims 1 to 7, wherein the drive circuit drives the display panel to operate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311467704.5A CN117192833B (en) | 2023-11-07 | 2023-11-07 | Display panel and display device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311467704.5A CN117192833B (en) | 2023-11-07 | 2023-11-07 | Display panel and display device |
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| CN117192833A CN117192833A (en) | 2023-12-08 |
| CN117192833B true CN117192833B (en) | 2024-03-19 |
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| CN202311467704.5A Active CN117192833B (en) | 2023-11-07 | 2023-11-07 | Display panel and display device |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108919528A (en) * | 2018-07-13 | 2018-11-30 | 京东方科技集团股份有限公司 | Beam angle adjusting means, display device and preparation method thereof |
| CN109709738A (en) * | 2017-10-20 | 2019-05-03 | 京东方科技集团股份有限公司 | Peep-proof device and its manufacturing method, display device |
| CN114975542A (en) * | 2022-05-16 | 2022-08-30 | 武汉华星光电技术有限公司 | Display panel |
| CN115360222A (en) * | 2022-08-18 | 2022-11-18 | 武汉华星光电技术有限公司 | Display panel and display device |
| CN115616820A (en) * | 2022-06-14 | 2023-01-17 | 荣耀终端有限公司 | Peep-proof display screen, electronic equipment and peep-proof method |
| CN116594209A (en) * | 2023-05-31 | 2023-08-15 | 绵阳惠科光电科技有限公司 | Display panel and display device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US10942415B2 (en) * | 2018-11-09 | 2021-03-09 | International Business Machines Corporation | Anti-peep screen with dynamically adjustable optical screen |
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| CN109709738A (en) * | 2017-10-20 | 2019-05-03 | 京东方科技集团股份有限公司 | Peep-proof device and its manufacturing method, display device |
| CN108919528A (en) * | 2018-07-13 | 2018-11-30 | 京东方科技集团股份有限公司 | Beam angle adjusting means, display device and preparation method thereof |
| CN114975542A (en) * | 2022-05-16 | 2022-08-30 | 武汉华星光电技术有限公司 | Display panel |
| CN115616820A (en) * | 2022-06-14 | 2023-01-17 | 荣耀终端有限公司 | Peep-proof display screen, electronic equipment and peep-proof method |
| CN115360222A (en) * | 2022-08-18 | 2022-11-18 | 武汉华星光电技术有限公司 | Display panel and display device |
| CN116594209A (en) * | 2023-05-31 | 2023-08-15 | 绵阳惠科光电科技有限公司 | Display panel and display device |
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| CN117192833A (en) | 2023-12-08 |
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