CN114388711A - Display module and mobile terminal - Google Patents
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- CN114388711A CN114388711A CN202210097494.4A CN202210097494A CN114388711A CN 114388711 A CN114388711 A CN 114388711A CN 202210097494 A CN202210097494 A CN 202210097494A CN 114388711 A CN114388711 A CN 114388711A
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K50/00—Organic light-emitting devices
- H10K50/80—Constructional details
- H10K50/85—Arrangements for extracting light from the devices
- H10K50/858—Arrangements for extracting light from the devices comprising refractive means, e.g. lenses
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K50/00—Organic light-emitting devices
- H10K50/80—Constructional details
- H10K50/84—Passivation; Containers; Encapsulations
- H10K50/841—Self-supporting sealing arrangements
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K50/00—Organic light-emitting devices
- H10K50/80—Constructional details
- H10K50/86—Arrangements for improving contrast, e.g. preventing reflection of ambient light
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
- H10K59/10—OLED displays
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Abstract
The embodiment of the application provides a display module and a mobile terminal, wherein the display module comprises a display area and a functional area adjacent to the display area; display module is including the display panel who stacks up the setting, the function rete, glass apron and trompil, the trompil runs through display panel's function rete and is located between glass apron and the function sublayer, this application embodiment sets up a light guide structure through the functional area at display module, light guide structure is including setting up in the first light guide substructure that glass apron is close to display panel one side and setting up in the second light guide substructure that the function sublayer is close to glass apron one side, wherein, the refracting index of first light guide substructure is less than the refracting index of glass apron, the refracting index of second light guide substructure is less than the refracting index of function sublayer, thereby reduce display panel at the reflectivity of functional area, make the luminance of functional area close or unanimous with the luminance of display area, and then avoid the inconsistent problem of display luminance of functional area and display area in the current display panel.
Description
Technical Field
The application relates to the technical field of display, in particular to a display module and a mobile terminal.
Background
With the development of display technology, the requirements for color and lightness are higher and higher, and active matrix/organic light emitting diode (AMOLED) panels are gradually coming into consumer electronics markets such as mobile devices and televisions. An Organic Light Emitting Diode (OLED) display has the characteristics of high luminance, wide viewing angle, fast response speed, ultra-thin property, light weight, and being capable of being manufactured on a flexible substrate.
Compared with a traditional Liquid Crystal Display (LCD), the OLED has the greatest advantage that it can be made into a flexible product, in order to seek a higher screen occupation ratio and improve user experience, a commonly used scheme in the industry is to move a front camera into a screen, so that an opening (O-cut) design needs to be performed in a display area of a display panel, however, in the current product, because a protective cover of the opening is a glass cover plate generally, the reflectivity of the glass cover plate is about 8%, and the reflectivity is higher, a problem that the brightness of an area corresponding to the opening is inconsistent with the brightness of the display area exists when the display panel is in a screen off state, and the imaging effect of the screen is seriously affected.
Disclosure of Invention
The embodiment of the present application provides a display device to alleviate the disadvantages of the related art.
In order to realize the above functions, the technical solutions provided in the embodiments of the present application are as follows:
the embodiment of the application provides a display module, which comprises a display area and a functional area adjacent to the display area;
the display module assembly includes:
the display panel comprises a functional sublayer;
the functional film layer is arranged on the light emergent side of the display panel; and
the glass cover plate is positioned on one side of the functional film layer, which is far away from the display panel;
the opening is formed in the functional area, penetrates through the functional film layer and is positioned between the glass cover plate and the functional sublayer; wherein the content of the first and second substances,
the display module assembly still includes one and is located light guide structure in the functional area, light guide structure including set up in glass apron is close to the first light guide substructure of display panel one side with set up in the functional sublayer is close to the second light guide substructure of glass apron one side, wherein, the refracting index of first light guide substructure is less than the refracting index of glass apron, the refracting index of second light guide substructure is less than the refracting index of functional sublayer.
In the display module provided in the embodiment of the present application, the display panel includes a display panel main body and a back plate located on a side of the display panel main body away from the glass cover plate, the functional sub-layer includes the display panel main body, and the opening is located between the glass cover plate and the display panel main body;
the second light guiding substructure is arranged on one side of the display panel main body close to the glass cover plate, and the refractive index of the second light guiding substructure is smaller than that of the display panel main body.
In the display module provided in the embodiment of the present application, the display panel includes a display panel main body and a back plate located on a side of the display panel main body away from the glass cover plate, the functional sub-layer includes the back plate, and the opening passes through the display panel main body and is located between the glass cover plate and the back plate;
the second light guiding substructure is arranged on one side of the back plate close to the glass cover plate, and the refractive index of the second light guiding substructure is smaller than that of the back plate.
In the display module provided by the embodiment of the application, the refractive index of the first light guiding substructure is greater than 1.5, and the refractive index of the second light guiding substructure is greater than 1.5.
In the display module provided by the embodiment of the application, the first light guiding substructure includes a plurality of first protrusions away from one side of the glass cover plate;
the second light guiding substructure comprises a plurality of second protrusions far away from one side of the functional sublayer, wherein the first protrusions and the second protrusions are oppositely arranged.
In the display module provided by the embodiment of the application, the width of the first convex part is gradually reduced along the direction of the glass cover plate pointing to the display panel; the width of the second convex part is gradually reduced along the direction of the display panel towards the glass cover plate.
In the display module provided in the embodiment of the present application, the height range of the first protrusion is 100 nm to 500 nm, and the height range of the second protrusion is 100 nm to 500 nm.
In the display module provided in the embodiment of the present application, a distance between two adjacent first protruding portions ranges from 50 nm to 300 nm, and a distance between two adjacent second protruding portions ranges from 50 nm to 300 nm.
In the display module provided by the embodiment of the application, the light guide structure is made of light-cured resin.
The embodiment of the application provides a mobile terminal, mobile terminal includes terminal subject and above-mentioned arbitrary display module assembly, terminal subject with the display module assembly makes up as an organic whole.
The beneficial effects of the embodiment of the application are as follows: the embodiment of the application provides a display module and a mobile terminal, wherein the display module comprises a display area and a functional area adjacent to the display area; the display module comprises a display panel, a functional film layer, a glass cover plate and an opening which are arranged in a laminated mode, wherein the opening penetrates through the functional film layer of the display panel and is located between the glass cover plate and the functional sub-layer, in the embodiment of the application, a light guide structure is arranged in a functional area of the display module and comprises a first light guide sub-structure arranged on one side, close to the display panel, of the glass cover plate and a second light guide sub-structure arranged on one side, close to the glass cover plate, of the functional sub-layer, the refractive index of the first light guide sub-structure is smaller than that of the glass cover plate, the refractive index of the second light guide sub-structure is smaller than that of the functional sub-layer, so that the reflectivity of the display panel in the functional area is reduced, and the brightness of the functional area is close to or consistent with that of the display area, and further the problem of inconsistent display brightness of the functional area and the display area in the existing display panel is avoided.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is a top view of a display module according to the prior art;
FIG. 2 is a schematic cross-sectional view A-A of FIG. 1;
fig. 3 is a schematic view of a first structure of a display module according to an embodiment of the present disclosure;
fig. 4 is a schematic structural diagram of a light guide structure provided in an embodiment of the present application;
fig. 5 is a schematic view of a second structure of a display module according to an embodiment of the present disclosure.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application. Furthermore, it should be understood that the detailed description and specific examples, while indicating exemplary embodiments of the invention, are given by way of illustration and explanation only, and are not intended to limit the scope of the invention. In the present application, unless indicated to the contrary, the use of the directional terms "upper" and "lower" generally refer to the upper and lower positions of the device in actual use or operation, and more particularly to the orientation of the figures of the drawings; while "inner" and "outer" are with respect to the outline of the device.
The embodiment of the application provides a display panel and a display device. The following are detailed below. It should be noted that the following description of the embodiments is not intended to limit the preferred order of the embodiments.
Referring to fig. 3 to 5, the present application provides a display module, which includes a display area 1000 and a functional area 2000 adjacent to the display area 1000;
the display module assembly includes:
the display panel 10 includes a functional sub-layer (not shown);
the functional film layer 20 is arranged on the light emitting side of the display panel 10; and
a glass cover plate 700 positioned on a side of the functional film layer 20 away from the display panel 10;
an opening 11 opened in the functional region 2000, wherein the opening 11 penetrates through the functional film layer 20 and is located between the glass cover plate 700 and the functional sub-layer; wherein the content of the first and second substances,
the display module further comprises a light guide structure 600 in the functional region 2000, the light guide structure 600 comprises a first light guide substructure 610 arranged on one side of the glass cover plate 700 close to the display panel 10 and a second light guide substructure 620 arranged on one side of the glass cover plate 700 close to the functional sub-layer, wherein the refractive index of the first light guide substructure 610 is smaller than that of the glass cover plate 700, and the refractive index of the second light guide substructure 620 is smaller than that of the functional sub-layer.
It can be understood that, at present, in order to pursue a higher screen occupation ratio and improve the user experience, a common solution in the industry is to move the front camera into the screen, this requires an opening 11(O-cut) design in the display area 1000 of the display panel 10, fig. 1 is a top view of a display module of the prior art, in which the openings 11 have different designs, that is, not limited to fig. 1, in the prior art, the display module comprises a display area 1000 and a function area 2000 adjacent to the display area 1000, wherein the display module comprises an opening 11, the opening 11 is located in the functional region 2000, as shown in fig. 2, which is a schematic cross-sectional view of a-a in fig. 1, the display module includes a supporting film 500, a back plate 400, a display panel main body 100, a polarizer 200, an optical adhesive layer 300, and a glass cover plate 700, which are sequentially stacked; the opening 11 penetrates through the supporting film 500, the back plate 400, the display panel main body 100, the polarizer 200 and the optical adhesive layer 300, and obviously, in the prior art, only the glass cover plate 700 is arranged above the opening hole 11 to cover the opening hole, the glass cover plate 700 includes a first surface 410 and a second surface 420 disposed opposite to each other, when the incident light L1 is irradiated to the display module, the incident light L1 is reflected at the first surface 410 to emit a first reflected light L2 in a direction away from the display module, the incident light L1 is reflected by the second surface 420 and emits a second reflected light L3 in a direction away from the display module, such that the incident light L1 incident on the functional region 2000, therefore, when the display panel 10 is in the screen-off state, the functional area 2000 and the display area 1000 have a problem of inconsistent brightness, which seriously affects the imaging effect of the screen.
In summary, it can be understood that, in the present application, by providing a light guiding structure 600 in the functional region 2000 of the display module, the light guiding structure 600 includes a first light guiding substructure 610 disposed on the side of the glass cover plate 700 close to the display panel 10 and a second light guiding substructure 620 disposed on the side of the functional sub-layer close to the glass cover plate 700, wherein the refractive index of the first light guiding substructure 610 is smaller than the refractive index of the glass cover plate 700, when the incident light L1 is incident from the glass cover plate 700 to the first light guiding substructure 610, an optical fiber-like reflection and refraction may occur, so as to suppress the reflection of the incident light there, the refractive index of the second light guiding substructure 620 is smaller than the refractive index of the functional sub-layer, when the incident light L1 is incident from the second light guiding substructure 620 to the functional sub-layer, an optical fiber-like reflection and refraction may occur, therefore, reflection of the incident light L1 at the position is suppressed, and the reflectivity of the display panel 10 in the functional region 2000 is reduced, so that the brightness of the functional region 2000 is similar to or consistent with that of the display region 1000, and the problem of inconsistent display brightness of the functional region 2000 and the display region 1000 in the conventional display panel 10 is avoided.
The technical solution of the present application will now be described with reference to specific embodiments.
In an embodiment, please refer to fig. 3, which is a first structural schematic diagram of a display module provided in the embodiment of the present application.
In this embodiment, the display module includes a display area 1000 and a functional area 2000 adjacent to the display area 1000; the display module comprises a display panel 10, a functional film layer 20 arranged on the light emergent side of the display panel 10, a glass cover plate 700 arranged on one side of the display panel 10 and an opening 11 arranged in the functional area 2000, wherein the functional film layer 20 is located.
It should be noted that, in the present embodiment, the display panel 10 is an Organic Light Emitting Diode (OLED) display panel 10 as an example to describe the technical solution of the present application.
The display panel 10 includes a functional sub-layer (not labeled), and the opening 11 penetrates through the functional film layer 20 and is located between the glass cover 700 and the functional sub-layer; specifically, in the present embodiment, the display panel 10 includes a display panel main body 100 and a back plate 400 located on a side of the display panel main body 100 away from the glass cover plate 700, the functional sub-layer includes the display panel main body 100, and the opening 11 is located between the glass cover plate 700 and the display panel main body 100.
The display module further includes a light guide structure 600 in the functional region 2000, the light guide structure 600 includes a first light guide substructure 610 disposed on one side of the glass cover plate 700 and a second light guide substructure 620 disposed on one side of the glass cover plate 700 and disposed on one side of the display panel main body 100, wherein a refractive index of the first light guide substructure 610 is smaller than a refractive index of the glass cover plate 700, and a refractive index of the second light guide substructure 620 is smaller than a refractive index of the display panel main body 100.
It should be noted that the display device includes a first contact surface (not labeled in the figure) and a second contact surface (not labeled in the figure), where the first contact surface is a contact surface between the glass cover 700 and the first light guiding substructure 610, and the second contact surface is a contact surface between the second light guiding substructure 620 and the display panel main body 100.
It can be understood that, in the embodiment, by disposing a light guiding structure 600 in the functional region 2000 of the display module, the light guiding structure 600 includes a first light guiding substructure 610 disposed on a side of the glass cover 700 close to the display panel 10 and a second light guiding substructure 620 disposed on a side of the display panel body 100 close to the glass cover 700, wherein a refractive index of the first light guiding substructure 610 is smaller than a refractive index of the glass cover 700, so that when incident light L1 is incident from the glass cover 700 into the first light guiding substructure 610, fiber-like reflection and refraction occur, thereby inhibiting incident light L1 from being reflected at the first contact surface, and reducing second reflected light L3, that is, increasing a transmittance of the incident light in the glass cover 700, and meanwhile, a refractive index of the second light guiding substructure 620 is smaller than a refractive index of the display panel body 100, when the incident light L1 enters the display panel main body 100 from the second light guiding substructure 620, fiber-like reflection and refraction occur, so as to inhibit the incident light L1 from being reflected at the second contact surface, and reduce the third reflected light L4, that is, increase the transmittance of the incident light L1 between the display panel main body 100, and further reduce the reflectance of the display panel 10 in the functional region 2000, so that the luminance of the functional region 2000 is close to or consistent with the luminance of the display region 1000, and further avoid the problem of inconsistent display luminance of the functional region 2000 and the display region 1000 in the conventional display panel 10.
Further, the refractive index of the first light guiding sub-structure 610 is greater than the standard refractive index of air, and the refractive index of the second light guiding sub-structure 620 is greater than the standard refractive index of air, specifically, the standard refractive index of air is 1.5, the refractive index of the first light guiding sub-structure 610 is greater than 1.5, and the refractive index of the second light guiding sub-structure 620 is greater than 1.5; it is understood that, in the present embodiment, by setting the refractive index of the first light guiding sub-structure 610 to be between the refractive index of the glass cover plate 700 and the standard refractive index of air, thereby effectively reducing the reflection of the incident light L1 incident into the glass cover plate 700, reducing the reflectivity of the glass cover plate 700, meanwhile, the refractive index of the second light guiding sub-structure 620 is set to be between the refractive index of the display panel body 100 and the standard refractive index of the air, thereby effectively reducing reflection of the incident light L1 incident into the display panel body 100, reducing the reflectivity of the display panel body 100, thereby reducing the reflectivity of the display panel 10 in the functional region 2000, so that the brightness of the functional region 2000 is similar to or consistent with the brightness of the display region 1000, further, the problem of inconsistent display brightness between the functional region 2000 and the display region 1000 in the conventional display panel 10 is avoided.
It should be noted that the material of the light guide structure 600 includes, but is not limited to, a light-cured resin, and the embodiment adopts the case that the material of the light guide structure 600 is the light-cured resin to exemplify the technical solution of the present application.
Please refer to fig. 3 and fig. 4 in combination, wherein fig. 4 is a schematic structural diagram of a light guide structure according to an embodiment of the present disclosure.
In this embodiment, the first light guiding sub-structure 610 includes a plurality of first protrusions 611 on a side away from the glass cover plate 700; the second light guiding substructure 620 includes a plurality of second protrusions 621 away from the functional sublayer, wherein the first protrusions 611 and the second protrusions 621 are disposed opposite to each other.
The width of the first protrusion 611 is gradually decreased in a direction in which the glass cover 700 is directed toward the display panel 10; the width of the second protrusion 621 gradually decreases along the direction of the display panel 10 pointing to the glass cover 700, specifically, in the present embodiment, the shape of the cross section of the first protrusion 611 is triangular, and the shape of the cross section of the second protrusion 621 is triangular; it is understood that, in this embodiment, the shape of the cross section of the first convex portion 611 is a triangle and the shape of the cross section of the second convex portion 621 is a triangle, which are only used for illustration, the shape of the cross section of the first convex portion 611 can also be a trapezoid, and the shape of the cross section of the second convex portion 621 can also be a trapezoid, that is, the shape of the cross section of the first convex portion 611 and the shape of the cross section of the second convex portion 621 can be defined according to actual requirements, and this embodiment does not specifically limit this.
Further, in this embodiment, the height H1 of the first light guiding sub-structure 610 ranges from 1 micrometer to 10 micrometers, the height H1 of the first protrusion 611 ranges from 100 nanometers to 500 nanometers, the height H2 of the second light guiding sub-structure 620 ranges from 1 micrometer to 10 micrometers, the height H2 of the second protrusion 621 ranges from 100 nanometers to 500 nanometers, the distance D1 between two adjacent first protrusions 611 ranges from 50 nanometers to 300 nanometers, and the distance D2 between two adjacent second protrusions 621 ranges from 50 nanometers to 300 nanometers; preferably, in this embodiment, the height h1 of the first convex portion 611 is 200 nm, the height h2 of the second convex portion 621 is 200 nm, the distance D1 between two adjacent first convex portions 611 is 100 nm, and the distance D2 between two adjacent second convex portions 621 is 100 nm; it can be understood that the height of the first light guiding sub-structure 610, the height of the first protrusion 611, the height of the second light guiding sub-structure 620, the height of the second protrusion 621, the distance between two adjacent first protrusions 611, and the distance between two adjacent second protrusions 621 can be defined according to actual requirements, and this embodiment does not specifically limit this.
The display module further includes a supporting film 500 and a heat dissipating film (not shown in the drawings) disposed on a side of the back plate 400 away from the display panel main body 100, wherein the supporting film 500 is made of a material including but not limited to stainless steel (SUS), the heat dissipating film is made of a material including but not limited to Foam rubber (Foam), in this embodiment, the supporting film 500 and the heat dissipating film are both of an integral structure, and the display module further includes a through hole 12, wherein the through hole 12 is disposed in the functional region 2000 and opposite to the opening 11.
In this embodiment, the functional film layer 20 includes a polarizer 200 and an optical adhesive layer 300 located between the display panel main body 100 and the glass cover plate 700, and the opening 11 penetrates through the polarizer 200 and the optical adhesive layer 300; it is understood that the functional film layer 20 including the polarizer 200 and the optical adhesive layer 300 between the display panel main body 100 and the glass cover plate 700 is only used for illustration, and the embodiment is not limited thereto, for example, in an embodiment, the functional film layer 20 including the optical adhesive layer 300 between the display panel main body 100 and the glass cover plate 700, that is, the light guide structure 600 provided in this embodiment can be applied to a display module prepared by using a depolarizer (POL-less) technology; in an embodiment, the display module includes a bending region and a non-bending region adjacent to the bending region, and the glass cover 700 is a flexible glass cover, that is, the light guide structure 600 provided in this embodiment may also be applied to the bendable display panel 10.
In an embodiment, please refer to fig. 5, which is a second structural schematic diagram of a display module provided in the embodiment of the present application.
In this embodiment, the structure of the display module is similar to/the same as the first structure of the display module provided in the above embodiment, and please refer to the description of the display module in the above embodiment, which is not repeated herein, and the difference between the two is only:
the display panel 10 includes a functional sub-layer, and the opening 11 penetrates through the functional film layer 20 and is located between the glass cover 700 and the functional sub-layer; specifically, in the present embodiment, the display panel 10 includes a display panel main body 100 and a back plate 400 located on a side of the display panel main body 100 away from the glass cover plate 700, the functional sub-layer includes the back plate 400, and the opening 11 passes through the display panel main body 100 and is located between the glass cover plate 700 and the back plate 400.
The display module further includes a light guide structure 600 in the functional region 2000, the light guide structure 600 includes a first light guide substructure 610 disposed on one side of the glass cover plate 700 and a second light guide substructure 620 disposed on one side of the glass cover plate 700 and disposed on the back plate 400, wherein the refractive index of the first light guide substructure 610 is smaller than that of the glass cover plate 700, and the refractive index of the second light guide substructure 620 is smaller than that of the back plate 400.
It should be noted that, in this embodiment, the material of the back plate 400 is a transparent film material, the transparent film includes but is not limited to polyethylene terephthalate (PET), and the embodiment exemplifies the technical solution of the present application by taking the material of the back plate 400 as the example including polyethylene terephthalate.
In this embodiment, the display module further includes a third contact surface (not labeled in the figure), and the third contact surface is a contact surface between the second light guiding substructure 620 and the back plate 400.
It can be understood that, in the embodiment, by disposing a light guiding structure 600 in the functional region 2000 of the display module, the light guiding structure 600 includes a first light guiding substructure 610 disposed on a side of the glass cover 700 close to the display panel 10 and a second light guiding substructure 620 disposed on a side of the backplane 400 close to the glass cover 700, wherein a refractive index of the first light guiding substructure 610 is smaller than a refractive index of the glass cover 700, so that when the incident light L1 enters the first light guiding substructure 610 from the glass cover 700, fiber-like reflection and refraction occur, thereby inhibiting the incident light L1 from being reflected at the first contact surface, and reducing the second reflected light L3, that is, increasing a transmittance of the incident light in the glass cover 700, and meanwhile, a refractive index of the second light guiding substructure 620 is smaller than a refractive index of the backplane 400, when the incident light L1 enters the backplane 400 through the second light guiding substructure 620, fiber-like reflection and refraction occur, so as to inhibit the incident light L1 from being reflected at the third contact surface, and reduce the fourth reflected light L5, that is, increase the transmittance of the incident light between the backplanes 400, and further reduce the reflectance of the display panel 10 in the functional area 2000, so that the luminance of the functional area 2000 is similar to or consistent with the luminance of the display area 1000, and further the problem of inconsistent display luminance of the functional area 2000 and the display area 1000 in the conventional display panel 10 is avoided.
This embodiment provides a mobile terminal, mobile terminal includes terminal main part and the display module assembly of any above-mentioned embodiment, terminal main part with the display module assembly makes up as an organic whole.
It is understood that the display module has been described in detail in the above embodiments, and the description is not repeated here.
When the mobile terminal is used specifically, the mobile terminal can be a display screen of a smart phone, a tablet computer, a notebook computer, an intelligent bracelet, an intelligent watch, intelligent glasses, an intelligent helmet, a desktop computer, an intelligent television or a digital camera and the like, and even can be applied to an electronic device with a flexible display screen.
In summary, the present application provides a display module and a mobile terminal, where the display module includes a display area and a functional area adjacent to the display area; display module is including the display panel who stacks up the setting, the function rete, glass apron and trompil, the trompil runs through display panel's function rete and is located between glass apron and the function sublayer, this application embodiment sets up a light guide structure through the functional area at display module, light guide structure is including setting up in the first light guide substructure that glass apron is close to display panel one side and setting up in the second light guide substructure that the function sublayer is close to glass apron one side, wherein, the refracting index of first light guide substructure is less than the refracting index of glass apron, the refracting index of second light guide substructure is less than the refracting index of function sublayer, thereby reduce display panel at the reflectivity of functional area, make the luminance of functional area close or unanimous with the luminance of display area, and then avoid the inconsistent problem of display luminance of functional area and display area in the current display panel.
In the foregoing embodiments, the descriptions of the respective embodiments have respective emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to related descriptions of other embodiments.
The display module and the mobile terminal provided by the embodiment of the present application are described in detail above, a specific example is applied in the description to explain the principle and the implementation of the present application, and the description of the above embodiment is only used to help understand the method and the core idea of the present application; meanwhile, for those skilled in the art, according to the idea of the present application, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present application.
Claims (10)
1. A display module is characterized by comprising a display area and a functional area adjacent to the display area;
the display module assembly includes:
the display panel comprises a functional sublayer;
the functional film layer is arranged on the light emergent side of the display panel; and
the glass cover plate is positioned on one side of the functional film layer, which is far away from the display panel;
the opening is formed in the functional area, penetrates through the functional film layer and is positioned between the glass cover plate and the functional sublayer; wherein the content of the first and second substances,
the display module assembly still includes one and is located light guide structure in the functional area, light guide structure including set up in glass apron is close to the first light guide substructure of display panel one side with set up in the functional sublayer is close to the second light guide substructure of glass apron one side, wherein, the refracting index of first light guide substructure is less than the refracting index of glass apron, the refracting index of second light guide substructure is less than the refracting index of functional sublayer.
2. The display module according to claim 1, wherein the display panel comprises a display panel main body and a back plate located on a side of the display panel main body away from the glass cover plate, the functional sub-layer comprises the display panel main body, and the opening is located between the glass cover plate and the display panel main body;
the second light guiding substructure is arranged on one side of the display panel main body close to the glass cover plate, and the refractive index of the second light guiding substructure is smaller than that of the display panel main body.
3. The display module according to claim 1, wherein the display panel comprises a display panel main body and a back plate located on a side of the display panel main body away from the glass cover plate, the functional sub-layer comprises the back plate, and the opening passes through the display panel main body and is located between the glass cover plate and the back plate;
the second light guiding substructure is arranged on one side of the back plate close to the glass cover plate, and the refractive index of the second light guiding substructure is smaller than that of the back plate.
4. The display module of claim 1, wherein the refractive index of the first light guiding substructure is greater than 1.5, and the refractive index of the second light guiding substructure is greater than 1.5.
5. The display module according to claim 1, wherein the first light guiding substructure comprises a plurality of first protrusions on a side away from the glass cover plate;
the second light guiding substructure comprises a plurality of second protrusions far away from one side of the functional sublayer, wherein the first protrusions and the second protrusions are oppositely arranged.
6. The display module according to claim 5, wherein the width of the first protrusion gradually decreases in a direction in which the glass cover plate is directed to the display panel; the width of the second convex part is gradually reduced along the direction of the display panel towards the glass cover plate.
7. The display module according to claim 5, wherein the height of the first protrusion is in a range of 100 nm to 500 nm, and the height of the second protrusion is in a range of 100 nm to 500 nm.
8. The display module according to claim 5, wherein the pitch of two adjacent first protrusions ranges from 50 nm to 300 nm, and the pitch of two adjacent second protrusions ranges from 50 nm to 300 nm.
9. The display module as recited in claim 1, wherein the light guide structure is made of a light-curable resin.
10. A mobile terminal, characterized in that the mobile terminal comprises a terminal body and a display module according to any one of claims 1-9, wherein the terminal body and the display module are combined into a whole.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210097494.4A CN114388711A (en) | 2022-01-27 | 2022-01-27 | Display module and mobile terminal |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210097494.4A CN114388711A (en) | 2022-01-27 | 2022-01-27 | Display module and mobile terminal |
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| CN114388711A true CN114388711A (en) | 2022-04-22 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115331561A (en) * | 2022-08-31 | 2022-11-11 | 云谷（固安）科技有限公司 | Display module and display device |
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