CN111736402A - Display plasma module and display device - Google Patents

Display plasma module and display device Download PDF

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Publication number
CN111736402A
CN111736402A CN202010781066.4A CN202010781066A CN111736402A CN 111736402 A CN111736402 A CN 111736402A CN 202010781066 A CN202010781066 A CN 202010781066A CN 111736402 A CN111736402 A CN 111736402A
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CN
China
Prior art keywords
plasma
substrate
display
layer
microstructures
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Pending
Application number
CN202010781066.4A
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Chinese (zh)
Inventor
包进
陈山
唐振兴
许俊
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Wuxi Vision Peak Technology Co Ltd
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Wuxi Vision Peak Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Wuxi Vision Peak Technology Co Ltd filed Critical Wuxi Vision Peak Technology Co Ltd
Priority to CN202010781066.4A priority Critical patent/CN111736402A/en
Priority to PCT/CN2020/107794 priority patent/WO2022027580A1/en
Priority to TW109133343A priority patent/TWI733594B/en
Publication of CN111736402A publication Critical patent/CN111736402A/en
Pending legal-status Critical Current

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    • 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 
    • G02F1/165—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 translational movement of particles in a fluid under the influence of an applied field
    • G02F1/1675—Constructional details
    • 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 
    • G02F1/165—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 translational movement of particles in a fluid under the influence of an applied field
    • G02F1/1675—Constructional details
    • G02F1/16755—Substrates
    • 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 
    • G02F1/165—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 translational movement of particles in a fluid under the influence of an applied field
    • G02F1/1675—Constructional details
    • G02F1/16757—Microcapsules
    • 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 
    • G02F1/165—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 translational movement of particles in a fluid under the influence of an applied field
    • G02F1/1675—Constructional details
    • G02F1/1677—Structural association of cells with optical devices, e.g. reflectors or illuminating devices
    • 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 
    • G02F1/165—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 translational movement of particles in a fluid under the influence of an applied field
    • G02F1/1675—Constructional details
    • G02F1/1679—Gaskets; Spacers; Sealing of cells; Filling or closing of cells
    • G02F1/1681—Gaskets; Spacers; Sealing of cells; Filling or closing of cells having two or more microcells partitioned by walls, e.g. of microcup type

Abstract

The invention relates to the technical field of electronic display, and particularly discloses a display plasma module, which comprises: the plasma display panel comprises a first substrate and a second substrate, wherein the first substrate and the second substrate are arranged oppositely, a plasma filling area is formed between the first substrate and the second substrate, a pixel electrode layer is arranged on the surface of the first substrate, a filter layer is arranged on the surface of the second substrate, a reflecting layer is arranged on the surface of the filter layer and comprises a plurality of reflecting layer microstructures arranged at intervals, a supporting structure is arranged in the plasma filling area and is in contact with and tangent to the surface of the filter layer and the surface of the pixel electrode layer respectively, plasma particles are filled in the plasma filling area, a plasma isolating structure extending towards the direction of the filter layer is arranged on the pixel electrode layer, and the height of the plasma isolating structure is not more than that of the supporting structure. The invention also discloses a display device. The display plasma module provided by the invention can improve the stability of a display image and improve the pressing resistance of a display screen.

Description

Display plasma module and display device
Technical Field
The invention relates to the technical field of electronic display, in particular to a display plasma module and a display screen comprising the same.
Background
In the display plasma module in the prior art, as shown in fig. 1, the reflective layer microstructures are continuously arranged on the Color Filter (Color Filter), and because the reflective layer microstructures are continuously arranged, the connection between adjacent reflective layer microstructures only receives incident light and no reflected light is emitted, the display effect is blurred, and the Color saturation is poor;
the plasma barrier weir is located the clearance of pixel electrode unit, plasma barrier weir top distribution reflection stratum micro-structure, support the microballon and be located between the adjacent reflection stratum micro-structure, when plasma barrier weir and reflection stratum micro-structure contact, when the height between the upper and lower base plate is greater than the height of support microballon, support the microballon and be in unsettled state, press the display screen, support the microballon and can flow at will, can't play support and fixed action, reduce the resistant pressable nature of screen, make the image fuzzy and warp, reduce the display image stability.
Therefore, how to improve the stability of the displayed image and improve the press-resistant capability of the screen becomes a technical problem to be solved by those skilled in the art.
Disclosure of Invention
The invention provides a display plasma module and a display screen comprising the same, and solves the problems of poor stability of displayed images and weak pressure resistance of the display screen in the related art.
As a first aspect of the present invention, there is provided a display plasma module, comprising: the plasma display panel comprises a first substrate and a second substrate, wherein the first substrate and the second substrate are arranged oppositely, a plasma filling area is formed between the first substrate and the second substrate, a pixel electrode layer is arranged on the surface of the first substrate facing the second substrate, a filter layer is arranged on the surface of the second substrate facing the first substrate, a reflecting layer is arranged on the surface of the filter layer facing the pixel electrode layer, the reflecting layer comprises a plurality of reflecting layer microstructures arranged on the filter layer at intervals, a supporting structure is arranged in the plasma filling area, the supporting structure is respectively contacted and tangent with the surface of the filter layer and the surface of the pixel electrode layer, a conducting layer is arranged on the surface of the reflecting layer microstructures, plasma particles are filled in the plasma filling area, and a plasma isolating structure extending towards the direction of the filter layer is arranged on the pixel electrode layer, and the height of the plasma isolation structure is not greater than the height of the support structure.
Further, the reflecting layer comprises a plurality of hemispherical reflecting layer microstructures arranged at intervals.
Furthermore, the diameters of the hemispherical reflective layer microstructures are the same, or the diameters of at least two hemispherical reflective layer microstructures are different.
Furthermore, the height of each hemispherical reflecting layer microstructure is 0.5-20 μm, and the diameter is 1-50 μm.
Further, the filter layer comprises a plurality of color filters, and the reflective layer microstructures are all arranged on the color filters.
Further, the support structure comprises a support microsphere, and the height of the plasma isolation structure is not greater than the diameter of the support microsphere.
As another aspect of the invention, a display device is provided, wherein the display plasma module is provided.
According to the display plasma module provided by the invention, the reflecting layer microstructures are arranged at intervals, so that the white particle reflection brightness of the plasma display screen is obviously enhanced, the contrast is improved, and the color saturation of a product is increased; in addition, the support structure can be respectively contacted with the filter layer and the pixel electrode layer, so that the support structure can effectively play a role in supporting, the pressing resistance of the screen is improved, the screen is pressed in the display process, images cannot be blurred or deformed, and the stability of the displayed images is improved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.
FIG. 1 is a schematic diagram of a plasma display module according to the prior art.
FIG. 2 is a cross-sectional view of a plasma display module according to the present invention.
Fig. 3 is a cross-sectional view of a second substrate provided in the present invention.
FIG. 4 is a layout diagram of a color filter according to an embodiment of the present invention.
FIG. 5 is a layout diagram of another embodiment of a color filter according to the present invention.
Detailed Description
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
In order to make those skilled in the art better understand the technical solution of the present invention, the technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, 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 invention.
It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged under appropriate circumstances in order to facilitate the description of the embodiments of the invention herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
In this embodiment, a display plasma module is provided, and fig. 2 is a cross-sectional view of the display plasma module according to the embodiment of the present invention, as shown in fig. 2, including: the display device comprises a first substrate 100 and a second substrate 200, wherein the first substrate 100 and the second substrate 200 are oppositely arranged, a plasma filling area 300 is formed between the first substrate 100 and the second substrate 200, a pixel electrode layer 110 is arranged on the surface of the first substrate 100 facing the second substrate 200, a filter layer 210 is arranged on the surface of the second substrate 200 facing the first substrate 100, a reflective layer 220 is arranged on the surface of the filter layer 210 facing the pixel electrode layer 110, the reflective layer 220 comprises a plurality of reflective layer microstructures 221 arranged on the filter layer 210 at intervals, a support structure 310 is arranged in the plasma filling area 300, the support structure 310 is respectively contacted and tangent with the surface of the filter layer 210 and the surface of the pixel electrode layer 110, a conductive layer 230 is arranged on the surface of the reflective layer microstructures 221, and plasma particles 320 are filled in the plasma filling area 300, the pixel electrode layer 110 is provided with a plasma isolation structure 120 extending towards the filter layer 210, and the height of the plasma isolation structure 120 is not greater than the height of the support structure 310.
According to the display plasma module provided by the embodiment of the invention, the reflecting layer microstructures are arranged at intervals, so that the reflection brightness of white particles of a plasma display screen is obviously enhanced, the contrast is improved, and the color saturation of a product is increased; in addition, the support structure can be respectively contacted with the filter layer and the pixel electrode layer, so that the support structure can effectively play a role in supporting, the pressing resistance of the screen is improved, the screen is pressed in the display process, images cannot be blurred or deformed, and the stability of the displayed images is improved.
Preferably, the conductive layer 230 includes ITO (Indium tin oxide).
It should be understood that the plasma particles 320 include plasma white particles and plasma black particles, as shown in fig. 2, the dark color is plasma black particles, and the light color is plasma white particles.
It should also be understood that the plasmonic particles 320 may also include bi-, tri-or multi-colored pigment particles, which may be selected as desired and are not limited herein.
Specifically, as shown in fig. 3, the reflective layer 220 includes a plurality of hemispherical reflective layer microstructures 221 arranged at intervals.
Specifically, the diameters of the hemispherical reflective layer microstructures are the same, or the diameters of at least two hemispherical reflective layer microstructures are different.
It should be understood that the diameter of the hemispherical reflective layer microstructure may be the same or different, and is not limited herein, as long as it can satisfy the requirement that two adjacent hemispherical reflective layer microstructures are spaced apart to enable the supporting structure to contact with the filter layer.
In some embodiments, each of the hemispherical reflective layer microstructures has a height of 0.5 μm to 20 μm and a diameter of 1 μm to 50 μm.
Preferably, the height of the hemispherical reflecting layer microstructure is between 1 and 5 mu m, and the diameter of the hemispherical reflecting layer microstructure is between 5 and 15 mu m.
In some embodiments, the material for making the reflective layer microstructure may include any one of optical grade acrylic resin, transparent polymer, transparent inorganic substance, transparent composite material, and the like. Preferably an optical grade acrylic resin.
The manufacturing process of the reflecting layer microstructure can be realized by spin coating, optical etching, thermal curing or photocuring.
In some embodiments, the filter layer 210 includes a plurality of color filters, and the reflective layer microstructures 221 are disposed on the color filters.
As shown in fig. 4 and 5, which illustrate a color filter with RGB color distribution, a plurality of reflective layer microstructures are distributed on the RGB color filter, wherein the reflective layer microstructures on the color filter shown in fig. 4 are sequentially arranged in a lattice manner according to a horizontal direction and a vertical direction, and the reflective layer microstructures on the color filter in fig. 5 can be arranged in a staggered lattice manner, it should be understood that fig. 4 and 5 are merely shown as exemplary structures, and the arrangement of the reflective layer microstructures on the actual color filter is not limited in the present invention.
The manufacturing process of the color filter specifically comprises the following steps: firstly, an upper glass substrate is placed on a platform, a color filter is coated on the glass substrate, RGB (red, green and blue) blocks are prepared by repeating the process for 3 times, a reflecting layer microstructure is formed on the surface of the color filter by spin coating, optical etching, thermocuring or photocuring, and finally ITO (indium tin oxide) is coated on the reflecting layer microstructure to finish the preparation of the color filter.
It should be understood that the reflecting layer microstructures are uniformly arranged on the color filter at intervals, so that the white particle reflection brightness of the plasma display screen can be obviously enhanced, the contrast is improved, the color saturation of the product is increased, and the anti-reflection and anti-reflection effects are achieved.
Note that the reflective layer microstructure is not provided in the gap between adjacent color filters.
In an embodiment of the present invention, the support structure 310 comprises support microspheres, and the height of the plasma isolation structure 120 is not greater than the diameter of the support microspheres.
It should be understood that the supporting microspheres are located between the upper substrate structure and the lower substrate structure, and mainly play a role in supporting and fixing, so that the pressing resistance of the screen is improved, the screen is pressed in the display process, images are not blurred or deformed, and the stability of the displayed images is improved.
In some embodiments, the pixel electrode layer 110 includes a plurality of pixel electrodes, and the plasma isolation structure 120 is disposed on a gap between two adjacent pixel electrodes.
It should be appreciated that the plasma isolation structure 120 primarily functions to isolate plasma particles.
Preferably, the shape of the plasma isolation structure 120 comprises a trapezoid.
As shown in fig. 2, taking the direction shown in fig. 2 as an example, the plasma isolation structure 120 is a trapezoid structure extending from bottom to top, and a gap is left between the plasma isolation structure 120 and the upper substrate, so that the support structure 210 can effectively perform a supporting function.
In an embodiment of the present invention, each of the first substrate 100 and the second substrate 200 includes a glass substrate, wherein the first substrate 100 includes a TFT (Thin Film Transistor) substrate.
As another embodiment of the present invention, a display device is provided, wherein the display plasma module is provided.
As specific embodiments of the display device, the display device may be a microcapsule or microcup electronic paper display, a bistable reflective liquid crystal display, and an LCD liquid crystal display.
For the effect of the display device, reference is made to the effect of the display plasma module described above, and the description thereof is omitted.
It will be understood that the above embodiments are merely exemplary embodiments taken to illustrate the principles of the present invention, which is not limited thereto. It will be apparent to those skilled in the art that various modifications and improvements can be made without departing from the spirit and substance of the invention, and these modifications and improvements are also considered to be within the scope of the invention.

Claims (7)

1. A display plasma module, comprising: the plasma display panel comprises a first substrate and a second substrate, wherein the first substrate and the second substrate are arranged oppositely, a plasma filling area is formed between the first substrate and the second substrate, a pixel electrode layer is arranged on the surface of the first substrate facing the second substrate, a filter layer is arranged on the surface of the second substrate facing the first substrate, a reflecting layer is arranged on the surface of the filter layer facing the pixel electrode layer, the reflecting layer comprises a plurality of reflecting layer microstructures arranged on the filter layer at intervals, a supporting structure is arranged in the plasma filling area, the supporting structure is respectively contacted and tangent with the surface of the filter layer and the surface of the pixel electrode layer, a conducting layer is arranged on the surface of the reflecting layer microstructures, plasma particles are filled in the plasma filling area, and a plasma isolating structure extending towards the direction of the filter layer is arranged on the pixel electrode layer, and the height of the plasma isolation structure is not greater than the height of the support structure.
2. The display plasma module of claim 1, wherein the reflective layer comprises a plurality of hemispherical reflective layer microstructures spaced apart from each other.
3. The plasma display module of claim 2, wherein the diameter of the hemispherical reflective layer microstructures are the same, or at least two of the hemispherical reflective layer microstructures have different diameters.
4. The plasma display module as claimed in claim 2, wherein each of the hemispherical reflective microstructures has a height of 0.5 μm to 20 μm and a diameter of 1 μm to 50 μm.
5. A display plasma module as claimed in any one of claims 1 to 4, characterized in that the filter layer comprises a plurality of color filters, the reflective layer microstructures being arranged on the color filters.
6. A display plasma module according to any of claims 1 to 4, characterized in that the support structure comprises support microspheres, the height of the plasma barrier structure being not larger than the diameter of the support microspheres.
7. A display device comprising a display plasma module according to any one of claims 1 to 6.
CN202010781066.4A 2020-08-06 2020-08-06 Display plasma module and display device Pending CN111736402A (en)

Priority Applications (3)

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CN202010781066.4A CN111736402A (en) 2020-08-06 2020-08-06 Display plasma module and display device
PCT/CN2020/107794 WO2022027580A1 (en) 2020-08-06 2020-08-07 Display plasma module and display device
TW109133343A TWI733594B (en) 2020-08-06 2020-09-25 Display plasma module and display device

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Application Number Priority Date Filing Date Title
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TW (1) TWI733594B (en)
WO (1) WO2022027580A1 (en)

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WO2023165169A1 (en) * 2022-03-04 2023-09-07 无锡威峰科技股份有限公司 Display plasma module for realizing high contrast
CN114779550A (en) * 2022-04-11 2022-07-22 无锡威峰科技股份有限公司 Buckle type plasma display module and plasma display screen
CN114779550B (en) * 2022-04-11 2023-12-01 无锡威峰科技股份有限公司 Buckle type plasma display module and plasma display screen
CN114779551A (en) * 2022-05-18 2022-07-22 无锡威峰科技股份有限公司 Column type plasma display module and plasma display screen

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