WO2017143687A1 - 阵列基板及其制作方法、显示面板、触控面板 - Google Patents
阵列基板及其制作方法、显示面板、触控面板 Download PDFInfo
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- WO2017143687A1 WO2017143687A1 PCT/CN2016/084083 CN2016084083W WO2017143687A1 WO 2017143687 A1 WO2017143687 A1 WO 2017143687A1 CN 2016084083 W CN2016084083 W CN 2016084083W WO 2017143687 A1 WO2017143687 A1 WO 2017143687A1
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- 238000002360 preparation method Methods 0.000 title abstract description 3
- 229910052751 metal Inorganic materials 0.000 claims abstract description 264
- 239000002184 metal Substances 0.000 claims abstract description 253
- 239000003086 colorant Substances 0.000 claims abstract description 17
- 238000000034 method Methods 0.000 claims description 38
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- 239000000463 material Substances 0.000 claims description 5
- 239000004973 liquid crystal related substance Substances 0.000 description 26
- 210000004027 cell Anatomy 0.000 description 18
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- 229910052802 copper Inorganic materials 0.000 description 2
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Images
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Definitions
- the present disclosure relates to the field of display technologies, and in particular, to an array substrate and a method for fabricating the same, a display panel, and a touch panel.
- TFT-LCD Thin Film Transistor Liquid Crystal Display
- the color filter is an important component of the liquid crystal display.
- the light emitted by the backlight module is processed by the color filter to present a color picture.
- Color filters are mostly made of organic pigments or dyes.
- the method of making color filters is usually as follows: firstly, a black matrix is formed on a transparent substrate to form a pitch; then a red color filter unit, a green color filter unit, and a blue color are separately formed.
- the color filter unit has a complicated manufacturing process, resulting in a high cost of the liquid crystal display.
- the present disclosure provides an array substrate and a manufacturing method thereof, a display panel, and a touch panel, which can simplify the manufacturing process of the liquid crystal display panel and reduce the cost of the liquid crystal display panel.
- an array substrate in one aspect, includes a plurality of pixel regions arranged in an array, each of the pixel regions is provided with a plurality of metal patterns, and each of the metal patterns includes a plurality of periodically arranged metal units.
- the metal pattern can reflect and filter light from ambient light or a front light source, wherein each pixel region includes a plurality of sub-pixel regions, and the plurality of sub-pixel regions and the plurality of pixel regions Metal graphics one-to-one correspondence, metal graphics corresponding to sub-pixel regions of different colors The arrangement period of the metal cells is different.
- the metal unit is a rectangle, and an arrangement period of the metal unit is a sum of a spacing between two adjacent metal units and a width of the metal unit.
- a red sub-pixel region, a green sub-pixel region, and a blue sub-pixel region are formed on the array substrate.
- the width of the metal unit in the red sub-pixel region ranges from 490 to 510 nm, and the arrangement period ranges from 530 to 550 nm; the width of the metal unit in the green sub-pixel region ranges from 440 to 460 nm, and the arrangement period ranges from 475 to - 495 nm; the metal unit in the blue sub-pixel region has a width ranging from 290 to 305 nm, and an arrangement period ranging from 315 to 330 nm.
- the metal unit in the red sub-pixel region has a width of 500 nm and an arrangement period of 540 nm; the metal unit in the green sub-pixel region has a width of 450 nm and an arrangement period of 485 nm; The metal unit in the pixel region has a width of 300 nm and an arrangement period of 320 nm.
- a yellow sub-pixel region, a magenta sub-pixel region, and a cyan sub-pixel region are formed on the array substrate,
- the metal unit in the yellow sub-pixel region has a width ranging from 50 to 70 nm, and the arrangement period ranges from 190 to 210 nm; the metal unit in the magenta sub-pixel region has a width ranging from 66 to 86 nm, and the arrangement period ranges from 190 to 190 nm. -210 nm; the metal unit in the blue sub-pixel region has a width ranging from 82 to 102 nm, and an arrangement period ranging from 190 to 210 nm.
- the metal unit in the yellow sub-pixel region has a width of 60 nm and an arrangement period of 200 nm; the metal unit in the magenta sub-pixel region has a width of 76 nm and an arrangement period of 200 nm; The metal unit in the sub-pixel region has a width of 92 nm and an arrangement period of 200 nm.
- the metal unit is circular, and the arrangement period of the metal unit is a sum of a minimum spacing between adjacent two metal units and a diameter of the metal unit.
- the metal unit has a thickness of 100 to 220 nm.
- the metal unit has a thickness of 120 nm.
- the array substrate further includes a plurality of thin film transistors respectively corresponding to the respective sub-pixel regions, and all the metal units in each sub-pixel region are connected to the drains of the corresponding thin film transistors.
- adjacent ones of the plurality of metal units corresponding to each sub-pixel region of the array substrate are connected by a metal connection structure, and the metal connection structure is made of the same material as the metal unit.
- the array substrate further includes a touch electrode, and the metal pattern is disposed in the same material as the touch electrode.
- the array substrate further includes a plurality of thin film transistors, the touch electrodes are located above the thin film transistors, and an orthographic projection of the thin film transistors on the array substrate falls on the touch electrodes on the array substrate In the orthographic projection.
- the present disclosure also provides a display panel including the array substrate as described above.
- the present disclosure also provides a touch panel including the array substrate as described above.
- the present disclosure also provides a method for fabricating an array substrate, the method comprising:
- each metal pattern including a periodically arranged metal unit capable of reflecting and filtering light from external ambient light or a front light source, wherein each The plurality of sub-pixel regions in the pixel region are in one-to-one correspondence with the plurality of metal patterns in the pixel region, and the metal cells of the different color sub-pixel regions have different arrangement periods of the metal cells.
- a plurality of thin film transistors are further formed on the array substrate, and the step of forming a plurality of metal patterns in each pixel region of the array substrate further includes:
- a plurality of metal cells each connected to a drain of a thin film transistor corresponding to the sub-pixel region are formed in each sub-pixel region.
- the step of forming a plurality of metal patterns on each of the pixel regions of the array substrate further includes:
- the touch electrode and the metal pattern are simultaneously formed by one patterning process.
- the metal pattern can reflect and filter the light from the ambient light or the front light source, and the different colors can be filtered by designing metal units with different arrangement periods and widths.
- the metal pattern can function as a color filter layer, and the color filter layer is not separately prepared, which can simplify the manufacturing process of the liquid crystal display and reduce the cost of the liquid crystal display; and can reduce the color filter layer without separately providing The thickness of the display panel.
- FIG. 1 is a schematic structural view of a reflective liquid crystal display panel in the related art
- FIGS. 2 and 3 are schematic views of a single metal pattern in some embodiments of the present disclosure.
- FIG. 4 is a schematic structural diagram of a reflective liquid crystal display panel according to some embodiments of the present disclosure.
- FIG. 5 is a schematic structural diagram of a touch panel according to some embodiments of the present disclosure.
- FIG. 6 is a schematic diagram of metal patterns in different sub-pixel regions of some embodiments of the present disclosure.
- FIG. 7 is a schematic plan view of an array substrate according to some embodiments of the present disclosure.
- Figure 8 is a cross-sectional view of the array substrate of Figure 7 taken along line AA';
- Figure 9 is a cross-sectional view of the array substrate of Figure 7 taken along line BB';
- FIG. 10 is a schematic diagram of reflection efficiency of a liquid crystal display panel according to some embodiments of the present disclosure.
- the reflective liquid crystal display panel in the related art is shown in FIG. 1 , which still uses an organic pigment or a dye filter.
- This type of color filter requires separately preparing a red color filter, a green color filter, and a blue color filter. The preparation process is complicated, the cost is high, and the filtering efficiency is low, only about 30%.
- the present disclosure provides an array substrate, a manufacturing method thereof, a display panel, and a touch panel, which can simplify the manufacturing process of the liquid crystal display panel and reduce the cost of the liquid crystal display panel.
- Some embodiments of the present disclosure provide an array substrate including a plurality of pixel regions arranged in an array, each of the pixel regions being provided with a plurality of metal patterns, each of the metal patterns including periodically arranged metal units
- the metal pattern can reflect and filter light from ambient light or a front light source.
- Each of the pixel regions includes a plurality of sub-pixel regions, the plurality of sub-pixel regions are in one-to-one correspondence with the plurality of metal patterns in the pixel region, and the arrangement of the metal elements of the metal pattern corresponding to the sub-pixel regions of different colors The cycle is different.
- the metal pattern can reflect and filter the light from the ambient light or the front light source, and the metal elements of different arrangement periods and widths can be filtered to filter different colors, so that the metal pattern can be color filtered.
- the function of the layer eliminates the need to separately prepare the color filter layer, which simplifies the manufacturing process of the liquid crystal display and reduces the cost of the liquid crystal display; and the thickness of the display panel can be reduced because the color filter layer is not additionally provided.
- the metal elements of the metal pattern are arranged in a matrix, and the arrangement period and width of the metal elements of the metal pattern in the different color sub-pixel regions are different; the sub-pixel region corresponds to the wavelength of the color.
- the metal unit may be circular, square or rectangular.
- the metal unit is rectangular, and the arrangement period of the metal unit is the sum of the spacing between adjacent two metal units and the width of the metal unit.
- a red sub-pixel region, a green sub-pixel region, and a blue sub-pixel region are formed on the array substrate.
- the width of the metal unit in the red sub-pixel region ranges from 490 to 510 nm, and the arrangement period ranges from 530 to 550 nm; the width of the metal unit in the green sub-pixel region ranges from 440 to 460 nm, and the arrangement period ranges from 475 to - 495 nm; the metal unit width in the blue sub-pixel region ranges from 290 to 305 nm, and the arrangement period ranges from 315 to 330 nm.
- the width of the metal unit in the red sub-pixel region is 500 nm, and the arrangement period is 540 nm; the width of the metal unit in the green sub-pixel region is 450 nm, and the arrangement period is 485 nm;
- the metal unit in the blue sub-pixel region has a width of 300 nm and an arrangement period of 320 nm.
- a yellow sub-pixel region, a magenta sub-pixel region, and a cyan sub-pixel region may be formed on the array substrate.
- the metal unit in the yellow sub-pixel region has a width ranging from 50 to 70 nm, and the arrangement period ranges from 190 to 210 nm; the metal unit in the magenta sub-pixel region has a width ranging from 66 to 86 nm, and the arrangement period ranges from 190 to 190 nm. -210 nm; the metal unit in the blue sub-pixel region has a width ranging from 82 to 102 nm, and an arrangement period ranging from 190 to 210 nm.
- the metal unit in the yellow sub-pixel region has a width of 60 nm and an arrangement period of 200 nm; the metal unit in the magenta sub-pixel region has a width of 76 nm and an arrangement period of 200 nm; The metal unit in the pixel region has a width of 92 nm and an arrangement period of 200 nm.
- the metal unit is circular, and the arrangement period of the metal unit is the sum of the minimum distance between two adjacent metal units and the diameter of one of the metal units.
- a red sub-pixel region, a green sub-pixel region, and a blue sub-pixel region may be formed on the array substrate.
- the metal unit in the red sub-pixel region has a diameter ranging from 160 to 280 nm, and the arrangement period ranges from 410 to 430 nm; the metal unit in the green sub-pixel region has a diameter ranging from 120 to 240 nm, and the arrangement period ranges from 330 to 350 nm; the metal unit in the blue sub-pixel region has a diameter ranging from 100 to 180 nm, and the arrangement period ranges from 250 to 270 nm.
- the diameter of the metal unit in the red sub-pixel region is 220 nm; the diameter of the metal unit in the green sub-pixel region is 180 nm; and the diameter of the metal unit in the blue sub-pixel region is 140 nm.
- the metal unit has a thickness of 100 to 220 nm.
- the metal pattern has a thickness of 120 nm.
- a plurality of thin film transistors respectively corresponding to the respective sub-pixel regions are formed on the array substrate, and all the metal units in each sub-pixel region are connected to the drains of the corresponding thin film transistors.
- the metal pattern can also serve as a pixel electrode, which can eliminate the patterning process for fabricating the pixel electrode, further simplify the fabrication process of the array substrate, and reduce the cost of the array substrate.
- a touch electrode is further formed on the array substrate, and the metal pattern is disposed on the same layer as the touch electrode, and the touch electrode and the metal pattern can be simultaneously formed by one patterning process, thereby further simplifying the fabrication of the array substrate. Process to reduce the cost of the array substrate.
- the touch electrode is located above the thin film transistor, and an orthographic projection of the thin film transistor on the array substrate falls into an orthographic projection of the touch electrode on the array substrate, so that the touch The electrodes can block the thin film transistor and prevent the performance of the thin film transistor from being affected by illumination.
- Some embodiments of the present disclosure also provide a display panel including the array substrate as described above.
- Some embodiments of the present disclosure also provide a touch panel including the array substrate as described above.
- Some embodiments of the present disclosure provide a method for fabricating an array substrate, the method comprising:
- each metal pattern including a periodically arranged metal unit capable of reflecting and filtering light from external ambient light or a front light source, wherein each The pixel region includes a plurality of sub-pixel regions, and the plurality of sub-pixel regions are in one-to-one correspondence with the plurality of metal patterns in the pixel region, and the metal cells of the different color sub-pixel regions have different arrangement periods of the metal cells.
- the metal pattern can reflect and filter the light from the ambient light or the front light source, and the metal elements of different arrangement periods and widths can be filtered to filter different colors, so that the metal pattern can be color filtered.
- the function of the layer eliminates the need to separately prepare the color filter layer, which simplifies the manufacturing process of the liquid crystal display and reduces the cost of the liquid crystal display; and the thickness of the display panel can be reduced because the color filter layer is not additionally provided.
- a plurality of thin film transistors are further formed on the array substrate, and the step of forming a plurality of metal patterns in each pixel region of the array substrate further includes:
- a plurality of metal cells each connected to a drain of a thin film transistor corresponding to the sub-pixel region are formed in each sub-pixel region.
- the metal pattern thus formed can also serve as a pixel electrode, which can eliminate the composition of the pixel electrode.
- the process further simplifies the fabrication process of the array substrate and reduces the cost of the array substrate.
- the step of forming a plurality of metal patterns on each of the pixel regions of the array substrate further includes:
- the touch electrode and the metal pattern are simultaneously formed by one patterning process, which can further simplify the fabrication process of the array substrate and reduce the cost of the array substrate.
- the reflective liquid crystal display panel includes: an array substrate and a substrate substrate 104 disposed opposite to each other, and is disposed on the array substrate and the substrate substrate 104 .
- a polarizer 105 and an asymmetric forward scattering film 106 are attached to the base substrate 104;
- the array substrate includes: a base substrate 100, and a plurality of metal patterns formed on the base substrate 100,
- Each metal image includes a plurality of metal units 71 made of a conductive material such as aluminum, gold, silver or copper.
- the metal pattern is preferably made of Al in terms of cost and process compatibility.
- a plurality of metal units are formed in each sub-pixel region, and a plurality of rectangular metal units are periodically arranged in the sub-pixel region.
- the arrangement period P of the metal unit is the sum of the pitch of the adjacent two metal units and the width D of the metal unit.
- the arrangement period of the metal units corresponding to the sub-pixel regions of different colors is different, and the widths of the metal units corresponding to the sub-pixel regions of different colors are different.
- the surface plasmon resonance enhancement effect is caused by the excitation and coupling effect of the surface plasmon in the metal pattern.
- Metal cells arranged in a specific period only cause reflection enhancement for light of a specific wavelength, while light of other wavelengths is absorbed, and energy is dissipated, so that the metal pattern can reflect light from external ambient light or front light source. Filtered.
- a red sub-pixel region, a green sub-pixel region, and a blue sub-pixel region are formed on the array substrate, and the metal cells corresponding to the sub-pixel regions of each color have the same width and the same arrangement period.
- the incident light illuminates the surface of the metal pattern in the sub-pixel region of a certain color, the light of the same color is reflected, so the sub-pixel region displays a single color, such as red;
- the two sub-pixel regions use the width and arrangement period of green and blue to set the periodic array of metal cells, respectively reflecting green and blue, and the three sub-pixel regions of red, green and blue form a complete pixel unit.
- the metal elements of the metal pattern in the sub-pixel region of each color have the same width and the same arrangement.
- the yellow and cyan colors are reflected separately.
- the yellow sub-pixel region, the magenta sub-pixel region, and the cyan sub-region are capable of reflecting yellow light, magenta light, and cyan light, respectively. It can be seen from FIG. 10 that the metal pattern in the yellow sub-pixel region can reflect nearly 80% of the yellow light with a wavelength of 700 nm, and the metal pattern in the magenta sub-pixel region can reflect the magenta light with a wavelength of 400 nm. When the ratio reaches 80%, the metal pattern in the cyan sub-pixel region can reflect the cyan light having a wavelength of 400 nm by more than 70%, and the filter efficiency can be effectively improved compared with the color filter layer in the related art.
- a plurality of thin film transistors are further formed on the array substrate, and the array substrate includes a gate metal layer 1 formed on the base substrate 100, and a gate insulating layer 2, which is active on the gate insulating layer 2.
- the graphic can also act as a pixel electrode, which can eliminate the patterning process for fabricating the pixel electrode, further simplify the fabrication process of the array substrate, and reduce the cost of the array substrate.
- Step 1 Perform deposition of the gate metal layer 1 on the base substrate 100, and form a pattern of gate lines and gate lines by a patterning process;
- Step 2 depositing a gate insulating layer 2 on the base substrate 100 on which the step 1 is completed, and depositing a semiconductor layer on the gate insulating layer 2, and forming a pattern of the active layer 3 by a patterning process;
- Step 3 performing deposition of the source/drain metal layer 4 on the base substrate 100 completing the step 2, forming a data line, a source and a drain through a patterning process;
- Step 4 performing deposition of the passivation layer 5 on the base substrate 100 on which the step 3 is completed;
- Step 5 depositing a flat layer 6 on the base substrate 100 completing the step 4, forming a pattern of the passivation layer 5 and the flat layer 6 by a patterning process;
- Step 6 Perform deposition of a metal layer on the base substrate 100 on which the step 5 is completed, and then pattern the masks with different periods, so that the sub-pixel regions corresponding to different colors are formed by the metal units 71 having different arrangement periods.
- Metal pattern the metal pattern can realize reflective filtering; and the metal pattern functioning as a reflective filter in the sub-pixel region is electrically connected to the drain through the via of the passivation layer 5 and the flat layer 6, so that the metal pattern has both The role of the pixel electrode.
- the metal pattern can reflect and filter the light from the ambient light or the front light source, and the metal elements of different arrangement periods and widths can be filtered to filter different colors, so that the metal pattern can be color filtered.
- the function of the layer eliminates the need to separately prepare the color filter layer, which simplifies the manufacturing process of the liquid crystal display and reduces the cost of the liquid crystal display; and because the color filter layer is not separately provided, the thickness of the display panel can be reduced;
- the metal pattern can also be As a pixel electrode, the patterning process for fabricating the pixel electrode can be omitted, the fabrication process of the array substrate is further simplified, and the cost of the array substrate is reduced.
- FIG. 5 is a schematic structural diagram of a touch panel according to some embodiments of the present disclosure.
- the touch panel of the present embodiment includes: an array substrate and a substrate substrate 104 disposed opposite to each other, and the array substrate and the substrate a liquid crystal cell between 104, a polarizing plate 105 and an asymmetric forward scattering film 106 are attached to the base substrate 104; a touch sensing electrode 73 is formed on the base substrate 104; and the array substrate includes: a substrate substrate 100, And a plurality of metal patterns and touch driving electrodes 72 formed on the substrate substrate 100.
- Each of the metal images includes a plurality of metal units 71.
- the metal patterns and the touch driving electrodes 72 are made of aluminum, gold, silver, copper, etc.
- the movable electrode 72 is preferably made of Al. Since the metal pattern and the touch driving electrode 72 are disposed in the same layer, the metal pattern and the touch driving electrode 72 can be simultaneously formed by one patterning process, which can simplify the manufacturing process of the array substrate and reduce the array. The cost of the substrate.
- a plurality of rectangular metal units are formed in each sub-pixel region, and the plurality of metal units are periodically in the sub-pixel region.
- the arrangement period of the metal cells is the sum of the pitch of the adjacent two metal cells and the width D of the metal cells.
- the arrangement period of the metal units corresponding to the sub-pixel regions of different colors is different, and the widths of the metal units corresponding to the sub-pixel regions of different colors are different.
- the surface plasmon resonance enhancement effect due to the excitation and coupling effect of the surface plasmon in the metal pattern is arranged for a specific period.
- the metal pattern causes reflection enhancement only for light of a specific wavelength, while light of other wavelengths absorbs, and its energy is dissipated, so that the metal pattern can reflect and filter light from ambient light or a front light source.
- a red sub-pixel region, a green sub-pixel region, and a blue sub-pixel region are formed on the array substrate, and the metal elements of the metal pattern in the sub-pixel region of each color have the same width and the same arrangement.
- the periodic array of metal cells is set to reflect green and blue, respectively, and the three sub-pixel regions of red, green and blue form a complete pixel unit.
- the metal elements of the metal pattern in the sub-pixel region of each color have the same width and the same arrangement.
- the yellow and cyan colors are reflected separately.
- a yellow sub-pixel region, magenta sub-region is formed on the array substrate In the pixel region and the cyan sub-pixel region, as shown in FIG. 10, the metal pattern of the present embodiment can reflect yellow light, magenta light, and cyan light.
- the yellow sub-pixel region and the metal inside The reflection efficiency of the yellow light with a wavelength of 700 nm can reach nearly 80%, and the metal pattern in the magenta sub-pixel region can reflect 80% of the magenta light with a wavelength of 400 nm, and the metal pattern versus wavelength in the cyan sub-pixel region.
- the reflection efficiency of cyan light for 400 nm can exceed 70%, and the filter efficiency can be effectively improved compared to the color filter layer in the related art.
- a plurality of thin film transistors are further formed on the array substrate, and the array substrate includes a gate metal layer 1 formed on the base substrate 100, and the gate insulating layer 2 is disposed on the gate insulating layer 2.
- the active layer 3 is located on the active layer 3, the source and the drain formed by the source/drain metal layer 4, wherein the plurality of metal cells 71 in each sub-pixel region and the drain of the corresponding thin film transistor.
- the connection is such that the metal pattern can also serve as a pixel electrode, which can eliminate the patterning process for fabricating the pixel electrode, further simplify the fabrication process of the array substrate, and reduce the cost of the array substrate.
- Step 1 Perform deposition of the gate metal layer 1 on the base substrate 100, and form a pattern of gate lines and gate lines by a patterning process;
- Step 2 depositing a gate insulating layer 2 on the base substrate 100 on which the step 1 is completed, and depositing a semiconductor layer on the gate insulating layer 2, and forming a pattern of the active layer 3 by a patterning process;
- Step 3 performing deposition of the source/drain metal layer 4 on the base substrate 100 completing the step 2, forming a data line, a source and a drain through a patterning process;
- Step 4 performing deposition of the passivation layer 5 on the base substrate 100 on which the step 3 is completed;
- Step 5 depositing a flat layer 6 on the base substrate 100 completing the step 4, forming a pattern of the passivation layer 5 and the flat layer 6 by a patterning process;
- Step 6 Perform deposition of a metal layer on the base substrate 100 on which the step 5 is completed, and then pattern the masks corresponding to the metal cells of different arrangement periods, so that sub-pixel regions corresponding to different colors are formed by metal having different periods.
- the metal pattern composed of the unit 71 retains a mesh metal layer at a position corresponding to the gate line, the data line, and the thin film transistor, and the mesh metal layer can be partitioned and cut as
- the touch driving electrode 72 and the touch sensing electrode 73 form a touch structure.
- the orthographic projection of the thin film transistor on the array substrate falls into the orthographic projection of the touch driving electrode 72 on the array substrate, so that the touch driving electrode 72 can block the thin film transistor and prevent the performance of the thin film transistor from being affected by illumination. Further, the touch driving electrode 72 can also prevent light leakage.
- the metal pattern can realize reflective filtering; and the metal pattern functioning as a reflection filter in the sub-pixel region is electrically connected to the drain through the via holes of the passivation layer 5 and the flat layer 6, so that the metal pattern simultaneously functions as a pixel electrode.
- the metal pattern can reflect and filter the light from the ambient light or the front light source, and the metal elements of different arrangement periods and widths can be filtered to filter different colors, so that the metal pattern can be color filtered.
- the function of the layer eliminates the need to separately prepare the color filter layer, which simplifies the manufacturing process of the liquid crystal display and reduces the cost of the liquid crystal display.
- the thickness of the display panel can be reduced;
- the patterning process simultaneously forms the touch driving electrode and the metal pattern, further simplifies the fabrication process of the array substrate, and reduces the cost of the array substrate; the metal pattern can also serve as a pixel electrode, which can eliminate the patterning process for fabricating the pixel electrode, and further simplify the array substrate. The manufacturing process reduces the cost of the array substrate.
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Abstract
Description
Claims (18)
- 一种阵列基板,包括多个成阵列排布的像素区域,每个像素区域内设置有多个金属图形,每个金属图形包括多个周期性排列的金属单元,所述金属图形能够对来自外界环境光或前置光源的光线进行反射滤光,其中,每个像素区域包含多个亚像素区域,所述多个亚像素区域与所述像素区域内的多个金属图形一一对应,不同颜色的亚像素区域对应的金属图形的金属单元的排列周期不同。
- 根据权利要求1所述的阵列基板,其中,所述金属单元为长方形,所述金属单元的排列周期为相邻两金属单元之间的间距与金属单元的宽度之和。
- 根据权利要求2所述的阵列基板,其中,所述阵列基板上形成有红色亚像素区域、绿色亚像素区域和蓝色亚像素区域,所述红色亚像素区域内的金属单元的宽度范围为490-510nm,排列周期范围为530-550nm;所述绿色亚像素区域内的金属单元的宽度范围为440-460nm,排列周期范围为475-495nm;所述蓝色亚像素区域内的金属单元的宽度范围为290-305nm,排列周期范围为315-330nm。
- 根据权利要求3所述的阵列基板,其中,所述红色亚像素区域内的金属单元的宽度为500nm,排列周期为540nm;所述绿色亚像素区域内的金属单元的宽度为450nm,排列周期为485nm;所述蓝色亚像素区域内的金属单元的宽度为300nm,排列周期为320nm。
- 根据权利要求2所述的阵列基板,其中,所述阵列基板上形成有黄色亚像素区域、品红色亚像素区域和青色亚像素区域,所述黄色亚像素区域内的金属单元的宽度范围为50-70nm,排列周期范围为190-210nm;所述品红色亚像素区域内的金属单元的宽度范围为66-86nm,排列周期范围为190-210nm;所述蓝色亚像素区域内的金属单元的宽度范围为82-102nm,排列周期范围为190-210nm。
- 根据权利要求5所述的阵列基板,其中,所述黄色亚像素区域内的金属单元的宽度为60nm,排列周期为200nm;所述品红色亚像素区域内的金属单元的宽度为76nm,排列周期为200nm;所述蓝色亚像素区域内的金属单元的宽度为92nm,排列周期为200nm。
- 根据权利要求1所述的阵列基板,其中,所述金属单元为圆形,所述金属单元的排列周期为相邻两金属单元之间的最小间距与金属单元的直径之和。
- 根据权利要求1-7中任一项所述的阵列基板,其中,所述金属单元的厚度为100~220nm。
- 根据权利要求8所述的阵列基板,其中,所述金属单元的厚度为120nm。
- 根据权利要求8所述的阵列基板,还包括分别对应各个亚像素区域的多个薄膜晶体管,每一亚像素区域内的所有金属单元均与对应的薄膜晶体管的漏极连接。
- 根据权利要求1所述的阵列基板,其中,每个亚像素区域对应的多个金属单元中相邻的金属单元通过金属连接结构连接,所述金属连接结构与所述金属单元同材料。
- 根据权利要求1所述的阵列基板,还包括触控电极,所述金属图形与所述触控电极同层同材料设置。
- 根据权利要求12所述的阵列基板,还包括多个薄膜晶体管,所述触控电极位于所述薄膜晶体管上方,且所述薄膜晶体管在阵列基板上的正投影落入所述触控电极在阵列基板上的正投影中。
- 一种显示面板,包括如权利要求1-13中任一项所述的阵列基板。
- 一种触控面板,包括如权利要求1-13中任一项所述的阵列基板。
- 一种如权利要求1-13中任一项所述的阵列基板的制作方法,包括:在阵列基板的各个像素区域形成多个金属图形,每个金属图形包括周期性排列的金属单元,所述金属图形能够对来自外界环境光或前置光源的光线进行 反射滤光,其中,每个像素区域内的多个亚像素区域与所述像素区域内的多个金属图形一一对应,不同颜色的亚像素区域对应的金属图形的金属单元的排列周期不同。
- 根据权利要求16所述的阵列基板的制作方法,其中,所述阵列基板上还形成有多个薄膜晶体管,在阵列基板的各个像素区域形成多个金属图形的步骤还包括:在每一亚像素区域内形成均与对应该亚像素区域的薄膜晶体管的漏极连接的多个金属单元。
- 根据权利要求16所述的阵列基板的制作方法,其中,所述阵列基板上还形成有触控电极,在阵列基板的各个像素区域形成多个金属图形的步骤还包括:通过一次构图工艺同时形成所述触控电极和所述金属图形。
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CN105572955A (zh) * | 2016-02-24 | 2016-05-11 | 京东方科技集团股份有限公司 | 阵列基板及其制作方法、显示面板、触控面板 |
CN105974657A (zh) * | 2016-07-26 | 2016-09-28 | 京东方科技集团股份有限公司 | 显示面板及显示装置 |
CN106773405B (zh) * | 2016-12-29 | 2020-01-03 | 武汉华星光电技术有限公司 | 阵列基板及液晶显示器 |
CN107154420B (zh) * | 2017-05-08 | 2020-06-02 | 京东方科技集团股份有限公司 | 一种显示面板及其制造方法、显示装置 |
CN107193157A (zh) * | 2017-06-08 | 2017-09-22 | 京东方科技集团股份有限公司 | 光学模组和包括其的反射式显示器件 |
CN107359180B (zh) * | 2017-07-07 | 2020-05-22 | 京东方科技集团股份有限公司 | 一种显示装置和显示装置的制作方法 |
KR102353472B1 (ko) * | 2017-09-07 | 2022-01-19 | 엘지디스플레이 주식회사 | 액정캡슐을 포함하는 액정표시장치 및 그 제조방법 |
CN109597511B (zh) * | 2017-09-30 | 2022-05-17 | 昆山国显光电有限公司 | 触控面板及显示屏及电子产品 |
CN109768053B (zh) * | 2019-01-28 | 2021-12-28 | 京东方科技集团股份有限公司 | 阵列基板及其控制方法、制造方法、显示面板、显示装置 |
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