CN115718388B - Display panel and display device - Google Patents
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- CN115718388B CN115718388B CN202211567711.8A CN202211567711A CN115718388B CN 115718388 B CN115718388 B CN 115718388B CN 202211567711 A CN202211567711 A CN 202211567711A CN 115718388 B CN115718388 B CN 115718388B
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- light diffusion
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- 238000009792 diffusion process Methods 0.000 claims abstract description 107
- 239000004973 liquid crystal related substance Substances 0.000 claims abstract description 59
- 239000000758 substrate Substances 0.000 claims abstract description 56
- 229920002120 photoresistant polymer Polymers 0.000 claims description 34
- 239000000463 material Substances 0.000 claims description 27
- 239000011159 matrix material Substances 0.000 claims description 26
- 239000002245 particle Substances 0.000 claims description 7
- 230000000007 visual effect Effects 0.000 abstract description 8
- 239000012528 membrane Substances 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 10
- 239000011248 coating agent Substances 0.000 description 5
- 238000000576 coating method Methods 0.000 description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000000059 patterning Methods 0.000 description 3
- 238000012876 topography Methods 0.000 description 3
- 239000004925 Acrylic resin Substances 0.000 description 2
- 229920000178 Acrylic resin Polymers 0.000 description 2
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 2
- 238000004049 embossing Methods 0.000 description 2
- 239000003822 epoxy resin Substances 0.000 description 2
- LNEPOXFFQSENCJ-UHFFFAOYSA-N haloperidol Chemical compound C1CC(O)(C=2C=CC(Cl)=CC=2)CCN1CCCC(=O)C1=CC=C(F)C=C1 LNEPOXFFQSENCJ-UHFFFAOYSA-N 0.000 description 2
- ZKATWMILCYLAPD-UHFFFAOYSA-N niobium pentoxide Inorganic materials O=[Nb](=O)O[Nb](=O)=O ZKATWMILCYLAPD-UHFFFAOYSA-N 0.000 description 2
- URLJKFSTXLNXLG-UHFFFAOYSA-N niobium(5+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[Nb+5].[Nb+5] URLJKFSTXLNXLG-UHFFFAOYSA-N 0.000 description 2
- 229920000647 polyepoxide Polymers 0.000 description 2
- 238000002310 reflectometry Methods 0.000 description 2
- 239000000377 silicon dioxide Substances 0.000 description 2
- 235000012239 silicon dioxide Nutrition 0.000 description 2
- 230000001154 acute effect Effects 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004408 titanium dioxide Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Elements Other Than Lenses (AREA)
- Liquid Crystal (AREA)
Abstract
The application discloses a display panel and display device, the display panel includes array substrate, various membrane base plate, liquid crystal layer and light diffusion layer. The color film substrate is arranged on the array substrate. The liquid crystal layer is arranged between the array substrate and the color film substrate. The light diffusion layer is disposed above the liquid crystal layer. The light diffusion layer includes a first light diffusion layer including a plurality of diffusion units and a plurality of reflection units, each of the reflection units being disposed between two adjacent diffusion units. In the display panel provided by the application, the light diffusion layer is arranged above the liquid crystal layer and is used for diffusing the light transmitted through the diffusion unit and the reflection unit to a larger angle range, so that the visual angle of the display panel is increased.
Description
Technical Field
The application relates to the technical field of display, in particular to a display panel and a display device.
Background
A liquid crystal display is a display device that is widely used due to its numerous advantages. The liquid crystal display mainly comprises a liquid crystal display panel and a backlight module, wherein the liquid crystal display panel generally comprises an array substrate, a color film substrate and a liquid crystal layer arranged between the array substrate and the color film substrate.
With the development of display technology, people pursue larger screens, wider display viewing angles, and better visual experience, which have become the main trend of future development, and the existing liquid crystal display has the problem of smaller display viewing angles.
Disclosure of Invention
The embodiment of the application provides a display panel and a display device, which are used for solving the technical problem that the visual angle of the display panel in the prior art is smaller.
The embodiment of the application provides a display panel, which comprises:
an array substrate;
the color film substrate is arranged on the array substrate;
the liquid crystal layer is arranged between the array substrate and the color film substrate;
the light diffusion layer is arranged above the liquid crystal layer, the light diffusion layer comprises a first light diffusion layer and a plurality of reflecting units, the first light diffusion layer comprises a plurality of diffusion units, and each reflecting unit is arranged between two adjacent diffusion units.
Optionally, in some embodiments provided herein, the color film substrate includes a black matrix layer and a plurality of color blocks disposed between the black matrix layer, the black matrix layer includes a plurality of black matrix blocks, the color blocks and the diffusion units are disposed in one-to-one correspondence, and the black matrix blocks and the reflection units are disposed in one-to-one correspondence.
Optionally, in some embodiments provided herein, the light diffusion layer further includes a second light diffusion layer, where the second light diffusion layer is disposed on a side of the first light diffusion layer away from the liquid crystal layer, and a refractive index of the first light diffusion layer is smaller than a refractive index of the second light diffusion layer.
Optionally, in some embodiments provided herein, a side of the diffusion unit away from the liquid crystal layer includes an arcuate surface, and a center of curvature of the arcuate surface and the liquid crystal layer are located on a same side.
Optionally, in some embodiments provided herein, the diffusing unit includes a convex lens, and a convex curvature center of the convex lens and the liquid crystal layer are located on the same side.
Optionally, in some embodiments provided herein, the material of the reflective element includes an organic photoresist material and scattering particles, the scattering particles being distributed within the organic photoresist material.
Optionally, in some embodiments provided herein, the material of the reflective unit includes an organic photoresist layer and a reflective film, and the reflective film covers a surface of the organic photoresist layer.
Optionally, in some embodiments provided herein, the light diffusion layer is disposed on the liquid crystal layer, and the color film substrate is disposed on a side of the light diffusion layer away from the liquid crystal layer.
Optionally, in some embodiments provided herein, the color film substrate includes a color film layer, the color film layer is disposed on the liquid crystal layer, and the light diffusion layer is disposed on a side of the color film layer away from the liquid crystal layer.
Correspondingly, the embodiment of the application also provides a display device, which comprises a backlight module and the display panel, wherein the backlight module is arranged on one side of the display panel and is used for providing a backlight source for the display panel.
The embodiment of the application provides a display panel and a display device, wherein the display panel comprises an array substrate, a color film substrate, a liquid crystal layer and a light diffusion layer. The color film substrate is arranged on the array substrate. The liquid crystal layer is arranged between the array substrate and the color film substrate. The light diffusion layer is disposed above the liquid crystal layer. The light diffusion layer includes a first light diffusion layer including a plurality of diffusion units and a plurality of reflection units, each of the reflection units being disposed between two adjacent diffusion units. In the display panel provided by the embodiment of the application, the light diffusion layer is arranged above the liquid crystal layer and is used for diffusing the light transmitted through the diffusion unit and the reflection unit to a larger angle range, so that the visual angle of the display panel is increased.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the description of the embodiments will be briefly introduced below, it being obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural diagram of a display panel according to an embodiment of the present disclosure;
fig. 2 is a schematic diagram of a second structure of a display panel according to an embodiment of the present disclosure;
fig. 3 is a schematic diagram of a third structure of a display panel according to an embodiment of the present disclosure;
fig. 4 is a schematic diagram of a fourth structure of a display panel according to an embodiment of the present disclosure;
fig. 5 is a schematic view of a fifth structure of a display panel according to an embodiment of the present disclosure;
fig. 6 is a schematic structural diagram of a display device according to an embodiment of the present application.
Detailed Description
For a better understanding of the objects, technical solutions and advantages of the present application, reference should be made to the following detailed description of the present application with reference to the drawings, wherein like reference numerals refer to like elements throughout, and the following description is based on the embodiments of the present application shown, which should not be construed as limiting other embodiments not described herein. The word "embodiment" is used in this specification to mean an example, instance, or illustration.
In the description of the present application, it should be understood that the terms "center," "longitudinal," "transverse," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," etc. indicate or are based on the orientation or positional relationship shown in the drawings, merely for convenience of description and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present application. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more of the described features. In the description of the present application, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
The embodiment of the application provides a display panel and a display device. The following will describe in detail. The following description of the embodiments is not intended to limit the preferred embodiments.
The embodiment of the application provides a display panel, which comprises an array substrate, a color film substrate, a liquid crystal layer and a light diffusion layer. The color film substrate is arranged on the array substrate. The liquid crystal layer is arranged between the array substrate and the color film substrate. The light diffusion layer is disposed above the liquid crystal layer. The light diffusion layer includes a first light diffusion layer including a plurality of diffusion units and a plurality of reflection units, each of the reflection units being disposed between two adjacent diffusion units. In the display panel provided by the embodiment of the application, the light diffusion layer is arranged above the liquid crystal layer and is used for diffusing the light transmitted through the diffusion unit and the reflection unit to a larger angle range, so that the visual angle of the display panel is increased.
The display panel provided in the present application is described in detail below by way of specific embodiments.
Referring to fig. 1, fig. 1 is a schematic diagram of a first structure of a display panel according to an embodiment of the disclosure. The display panel 100 includes an array substrate 10, a color film substrate 20, a liquid crystal layer 30, support columns 50 and a light diffusion layer 40.
Wherein electrodes for controlling the deflection of liquid crystal molecules of the liquid crystal layer 30 are disposed on the array substrate 10.
The color film substrate 20 and the array substrate 10 are oppositely arranged, the color film substrate 20 comprises a substrate 201, a black matrix layer 202 and a plurality of color blocks 203, and the black matrix layer 202 and the plurality of color blocks 203 form a color film layer 20a. The black matrix layer 202 is disposed on the substrate 201 layer, and the color resist blocks 203 are disposed between the black matrix layers 202. The black matrix layer 202 includes a plurality of black matrix blocks 2021, and the black matrix blocks 2021 are located between every two adjacent color blocks 203, so as to effectively avoid the problems of color mixing and color difference generated when the adjacent color blocks 203 are overlapped or the heights of the adjacent color blocks 203 are uneven.
The liquid crystal layer 30 is disposed between the array substrate 10 and the color film substrate 20, and the liquid crystal layer 30 has liquid crystal molecules therein.
In the display panel 100 provided in the embodiment of the present application, by disposing the light diffusion layer 40 on the liquid crystal layer 30, the light transmitted through the light diffusion layer 40 via the liquid crystal layer 30 is diffused to a larger angle range, thereby increasing the visual angle of the display panel 100.
In some embodiments, the light diffusion layer 40 includes a first light diffusion layer 401, a second light diffusion layer 403, and a plurality of reflection units 402. Wherein the first light diffusion layer 401 is disposed on the liquid crystal layer 30, the first light diffusion layer 401 includes a plurality of diffusion units 4011, and each reflection unit 402 is disposed between adjacent two diffusion units 4011. The color block 203 and the diffusion unit 4011 are arranged in one-to-one correspondence, and the black matrix block 2021 and the reflection unit 402 are arranged in one-to-one correspondence. In the embodiment of the present application, since the diffusion units 4011 are arranged in one-to-one correspondence with the color blocks 203, the light rays with a larger range passing through the diffusion units 4011 are diffused onto the color blocks 203, so that the light rays are diffused into a larger angle range, and the visual angle of the display panel 100 is further increased; in addition, since the reflection units 402 and the black matrix blocks 2021 are disposed in a one-to-one correspondence, the reflection units 402 may further reflect the light corresponding to the black matrix blocks 2021 onto the diffusion units 4011, thereby increasing the light efficiency corresponding to the black matrix layer 202 and improving the light utilization rate.
Wherein, the surface of the diffusion unit 4011 away from the liquid crystal layer 30 includes an arc surface, and the center of curvature of the arc surface and the liquid crystal layer 30 are located at the same side. In this embodiment, one surface of the diffusion unit 4011 far away from the liquid crystal layer 30 is an arc surface, and the curvature center of the arc surface and the liquid crystal layer 30 are located on the same side, when light irradiates onto the diffusion unit 4011, the light vertically irradiates onto one surface of the diffusion unit 4011 close to the liquid crystal layer 30 and enters the diffusion unit 4011, when parallel light passes through the diffusion unit 4011, refraction occurs on the arc surface of the diffusion unit 4011, and because the curvature center of the arc surface and the liquid crystal layer 30 are located on the same side, an acute angle formed between the light and a straight line perpendicular to one surface of the diffusion unit 4011 close to the liquid crystal layer 30 is increased, so that the light is diffused into a larger angle range, and the viewing angle of the display panel 100 is increased.
In some embodiments, the diffusion unit 4011 includes a convex lens, a center of curvature of a convex surface of which is located on the same side as the liquid crystal layer 30.
The second light diffusion layer 403 is disposed on a side of the first light diffusion layer 401 remote from the liquid crystal layer 30. The refractive index of the first light diffusion layer 401 is smaller than the refractive index of the second light diffusion layer 403. In the embodiment of the present application, since the refractive index of the first light diffusion layer 401 is smaller than that of the second light diffusion layer 403, the light diffusion layer 40 can diverge light.
In some embodiments, the first light diffusion layer 401 may be made of any one of the following materials: niobium pentoxide, silicon dioxide, acrylic resins or epoxy resins. In addition, the second light diffusion layer 403 may be made of any one of the following materials: niobium pentoxide, silicon dioxide, acrylic resins or epoxy resins.
In some embodiments, the reflective unit 402 includes an organic photoresist layer 4021 and scattering particles 4022, the scattering particles 4022 being distributed within the organic photoresist layer 4021.
Among them, the scattering particles 4022 include a metal oxide material having high reflectivity such as titanium dioxide.
In some embodiments, the organic photoresist layer 4021 may include a white organic photoresist material or a black organic photoresist material.
It should be noted that, in the embodiment of the present application, the reflection unit 402 may be formed by a yellow light process.
The support column 50 is disposed on a side of the light diffusion layer 40 away from the color film substrate 20.
It should be noted that, in the embodiment of the present application, the light diffusion layer 40 may be directly formed on the color block 203, or the display panel 100 further includes the first planarization layer 60, where the first planarization layer 60 is disposed on a side of the color block 203 away from the substrate 201. Then, the light diffusion layer 40 is formed on the first planarization layer 60.
In some embodiments, the forming of the light diffusion layer 40 includes: an organic photoresist layer 4021 is formed by coating a layer of organic photoresist material on the first planarization layer 60 and patterning the organic photoresist material, the organic photoresist layer 4021 with a high refractive index is coated on the first planarization layer 60, the organic photoresist layer 4021 is imprinted by an imprinting process to form a concave structure, and the light diffusion layer 40 is formed by filling the whole surface of the material with a low refractive index after completion of the imprinting process. Then, a support column 50 is formed on the side of the light diffusion layer 40 away from the color film substrate 20.
In some embodiments, the forming of the light diffusion layer 40 includes: an organic photoresist layer 4021 is formed by coating a layer of organic photoresist material on the first planarization layer 60 and patterning the organic photoresist material, and a whole layer of high refractive organic photoresist material is coated, wherein the viscosity of the high refractive organic photoresist material is low, and in a certain range, due to the flowability of the material and the partition of the reflection unit 402, a concave structure can be formed after ultraviolet curing. The topography and radius of curvature of the concave structure are determined by the viscosity and leveling of the material, and the film thickness of the reflective element 402 and the distance (pixel opening) of the reflective element 402.
Referring to fig. 2, fig. 2 is a schematic diagram of a second structure of a display panel according to an embodiment of the disclosure. The display panel 100 provided in the embodiment of the present application is different from the display panel 100 provided in fig. 1 in that the reflection unit 402 includes an organic photoresist layer 4021 and a reflection film 4023, and the reflection film 4023 covers the surface of the organic photoresist layer 4021.
In some embodiments, the material of the reflective film 4023 may be composed of a high-reflectivity metal material such as Ag, al, or the like.
In this embodiment of the present application, by disposing the reflective film 4023 on the surface of the organic photoresist layer 4021, the reflective unit 402 may further reflect the light corresponding to the black matrix block 2021 onto the diffusion unit 4011, thereby increasing the light efficiency corresponding to the black matrix layer 202, and improving the light utilization rate.
In some embodiments, the manufacturing steps of the reflection unit 402 include: an organic photoresist layer 4021 is formed by coating a layer of organic photoresist on the first planarization layer 60 and patterning the organic photoresist, and then a reflective film 4023 is formed on the organic photoresist layer 4021.
Referring to fig. 3, fig. 3 is a schematic diagram of a third structure of a display panel according to an embodiment of the disclosure. The display panel 100 provided in the embodiment of the present application is different from the display panel 100 provided in fig. 1 in that the color film layer 20a is disposed on the liquid crystal layer 30, and the light diffusion layer 40 is disposed on a side of the color film layer 20a away from the liquid crystal layer 30.
Specifically, the light diffusion layer 40 is disposed on a side of the substrate 201 near the liquid crystal layer 30, and the color film layer 20a is disposed on a side of the light diffusion layer 40 far from the substrate 201. The first planarization layer 60 is disposed on a side of the color film layer 20a away from the substrate 201, and is used for planarizing the topography of the color film layer 20a. The support pillars 50 are disposed on a side of the first planarization layer 60 remote from the substrate 201. In the embodiment of the present application, since the diffusion units 4011 are arranged in a one-to-one correspondence with the color blocks 203, the light transmitted through the color blocks 203 is emitted to the diffusion units 4011, so that the light is diffused to a larger angle range, and the visual angle of the display panel 100 is further increased; in addition, since the reflection units 402 and the black matrix blocks 2021 are disposed in a one-to-one correspondence, the reflection units 402 may further reflect the light corresponding to the black matrix blocks 2021 onto the diffusion units 4011, thereby increasing the light efficiency corresponding to the black matrix layer 202 and improving the light utilization rate.
It should be understood that, in the embodiment of the present application, the light diffusion layer 40 may be directly formed on the substrate 201, and the forming step of the light diffusion layer 40 includes: the light diffusion layer 40 is formed by coating an organic photoresist material with a high refractive index on the substrate 201, embossing the organic photoresist material by an embossing process to form a concave structure, and then filling with a whole surface coating of a material with a low refractive index.
Referring to fig. 4, fig. 4 is a schematic diagram of a fourth structure of a display panel according to an embodiment of the disclosure. The display panel 100 provided in this embodiment is different from the display panel 100 provided in fig. 1 in that the material of the reflective unit 402 includes an organic photoresist layer 4021 and a reflective film 4023, and the reflective film 4023 covers the surface of the organic photoresist layer 4021.
Referring to fig. 5, fig. 5 is a schematic view of a fifth structure of a display panel according to an embodiment of the disclosure. The display panel 100 provided in the embodiment of the present application is different from the display panel 100 provided in fig. 3 in that the display panel 100 further includes a second planarization layer 70, the second planarization layer 70 is disposed between the light diffusion layer 40 and the color film layer 20a, and the second planarization layer 70 is used for flattening the topography of the light diffusion layer 40.
Referring to fig. 6, fig. 6 is a schematic structural diagram of a display device according to an embodiment of the present application. The display device 1000 includes a backlight module 200 and a display panel 100, wherein the display panel 100 is the display panel 100 provided in any of the embodiments, the display panel 100 is disposed on the backlight module 200, and the backlight module 200 is used for providing a backlight source for the display panel 100.
In the display device 1000 according to the embodiment of the present application, the backlight module 200 may be matched with a backlight having a light-condensing effect, such as a backlight with a reverse prism, and the light-diffusing layer 40 is disposed on the display panel 100 to increase the light-emitting divergence angle of the backlight and the light utilization rate, so as to greatly improve the backlight brightness.
It should be noted that the display device may be at least one of a smart phone (smart phone), a tablet computer (tablet personal computer), a mobile phone (mobile phone), a video phone, an electronic book reader (e-book reader), a desktop computer (desktop PC), a laptop PC, a netbook computer (netbook computer), a workstation (workstation), a server, a personal digital assistant (personal digital assistant), a portable media player (portable multimedia player), an MP3 player, a mobile medical machine, a camera, a game machine, a digital camera, a car navigator, an electronic billboard, an automated teller machine, or a mobile device (web device).
In summary, although the present application has been described with reference to the preferred embodiments, the preferred embodiments are not intended to limit the application, and those skilled in the art can make various modifications and adaptations without departing from the spirit and scope of the application, and the scope of the application is therefore defined by the claims.
Claims (9)
1. A display panel, comprising:
an array substrate;
the color film substrate is arranged on the array substrate;
the liquid crystal layer is arranged between the array substrate and the color film substrate;
a light diffusion layer disposed above the liquid crystal layer, the light diffusion layer including a first light diffusion layer including a plurality of diffusion units and a plurality of reflection units, wherein each of the reflection units is disposed between two adjacent diffusion units;
the color film substrate comprises a black matrix layer and a plurality of color blocks arranged between the black matrix layers, wherein the black matrix layer comprises a plurality of black matrix blocks, the color blocks and the diffusion units are arranged in one-to-one correspondence, and the black matrix blocks and the reflection units are arranged in one-to-one correspondence.
2. The display panel of claim 1, wherein the light diffusion layer further comprises a second light diffusion layer disposed on a side of the first light diffusion layer remote from the liquid crystal layer, the first light diffusion layer having a refractive index less than a refractive index of the second light diffusion layer.
3. The display panel of claim 1, wherein a side of the diffusion unit remote from the liquid crystal layer comprises an arcuate surface, a center of curvature of the arcuate surface being on a same side as the liquid crystal layer.
4. A display panel according to claim 3, wherein the diffusing unit comprises a convex lens having a convex center of curvature on the same side as the liquid crystal layer.
5. The display panel according to claim 1, wherein the material of the reflective unit comprises an organic photoresist material and scattering particles, the scattering particles being distributed within the organic photoresist material.
6. The display panel according to claim 1, wherein the material of the reflection unit includes an organic photoresist layer and a reflection film covering a surface of the organic photoresist layer.
7. The display panel of claim 1, wherein the light diffusion layer is disposed on the liquid crystal layer, and the color film substrate is disposed on a side of the light diffusion layer away from the liquid crystal layer.
8. The display panel of claim 1, wherein the color film substrate comprises a color film layer disposed on the liquid crystal layer, and the light diffusion layer is disposed on a side of the color film layer away from the liquid crystal layer.
9. A display device comprising a backlight module and a display panel according to any one of claims 1 to 8, the backlight module being arranged on one side of the display panel, the backlight module being arranged to provide a backlight for the display panel.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211567711.8A CN115718388B (en) | 2022-12-07 | 2022-12-07 | Display panel and display device |
| PCT/CN2023/132924 WO2024120180A1 (en) | 2022-12-07 | 2023-11-21 | Display panel and display apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211567711.8A CN115718388B (en) | 2022-12-07 | 2022-12-07 | Display panel and display device |
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| Publication Number | Publication Date |
|---|---|
| CN115718388A CN115718388A (en) | 2023-02-28 |
| CN115718388B true CN115718388B (en) | 2024-02-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202211567711.8A Active CN115718388B (en) | 2022-12-07 | 2022-12-07 | Display panel and display device |
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| CN (1) | CN115718388B (en) |
| WO (1) | WO2024120180A1 (en) |
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| CN115718388B (en) * | 2022-12-07 | 2024-02-09 | 武汉华星光电技术有限公司 | Display panel and display device |
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| CN104297983A (en) * | 2014-09-22 | 2015-01-21 | 京东方科技集团股份有限公司 | Display substrate, manufacturing method of display substrate, testing method and display device |
| TWI630447B (en) * | 2017-10-03 | 2018-07-21 | 友達光電股份有限公司 | Display panel and optical sheet thereof |
| CN110444691B (en) * | 2019-08-28 | 2023-04-18 | 京东方科技集团股份有限公司 | Color film substrate, display panel, preparation method of display panel and display device |
| CN115718388B (en) * | 2022-12-07 | 2024-02-09 | 武汉华星光电技术有限公司 | Display panel and display device |
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2022
- 2022-12-07 CN CN202211567711.8A patent/CN115718388B/en active Active
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2023
- 2023-11-21 WO PCT/CN2023/132924 patent/WO2024120180A1/en not_active Ceased
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| JP2000241809A (en) * | 1999-02-24 | 2000-09-08 | Toppan Printing Co Ltd | Reflective liquid crystal display |
| TW200606460A (en) * | 2004-08-03 | 2006-02-16 | Nano Prec Corp | Method for maufacturing lenticular sheet and structure thereof |
| CN203658705U (en) * | 2013-12-31 | 2014-06-18 | 京东方科技集团股份有限公司 | A color film substrate, a display panel and a display device |
| CN106501988B (en) * | 2016-10-31 | 2019-10-25 | 深圳市华星光电技术有限公司 | CF substrate and preparation method thereof and liquid crystal display panel |
| CN106773267B (en) * | 2017-02-27 | 2019-01-11 | 合肥京东方光电科技有限公司 | Optical film material and color membrane substrates and preparation method thereof, display device |
| CN114094029A (en) * | 2021-11-18 | 2022-02-25 | 京东方科技集团股份有限公司 | Display panel and display device |
| CN115172416A (en) * | 2022-06-14 | 2022-10-11 | 深圳市华星光电半导体显示技术有限公司 | Color film substrate and display panel |
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| Publication number | Publication date |
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| CN115718388A (en) | 2023-02-28 |
| WO2024120180A1 (en) | 2024-06-13 |
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