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WO2020052115A1 - Structure de pixel, panneau d'affichage et dispositif d'affichage - Google Patents

Structure de pixel, panneau d'affichage et dispositif d'affichage Download PDF

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Publication number
WO2020052115A1
WO2020052115A1 PCT/CN2018/119707 CN2018119707W WO2020052115A1 WO 2020052115 A1 WO2020052115 A1 WO 2020052115A1 CN 2018119707 W CN2018119707 W CN 2018119707W WO 2020052115 A1 WO2020052115 A1 WO 2020052115A1
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Prior art keywords
pixel
sub
red
area
adjacent
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Ceased
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PCT/CN2018/119707
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English (en)
Chinese (zh)
Inventor
胡水秀
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HKC Co Ltd
Chongqing HKC Optoelectronics Technology Co Ltd
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HKC Co Ltd
Chongqing HKC Optoelectronics Technology Co Ltd
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Publication of WO2020052115A1 publication Critical patent/WO2020052115A1/fr
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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 
    • G02F1/13—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
    • G02F1/136—Liquid crystal cells structurally associated with a semi-conducting layer or substrate, e.g. cells forming part of an integrated circuit
    • G02F1/1362—Active matrix addressed cells
    • 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
    • G02F1/136—Liquid crystal cells structurally associated with a semi-conducting layer or substrate, e.g. cells forming part of an integrated circuit
    • G02F1/1362—Active matrix addressed cells
    • G02F1/136286—Wiring, e.g. gate line, drain line
    • 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
    • G02F1/136—Liquid crystal cells structurally associated with a semi-conducting layer or substrate, e.g. cells forming part of an integrated circuit
    • G02F1/1362—Active matrix addressed cells
    • G02F1/136222—Colour filters incorporated in the active matrix substrate

Definitions

  • the present application relates to the field of display technology, and in particular, to a pixel structure, a display panel, and a display device.
  • Liquid crystal display is an important component of liquid crystal display, which usually includes relatively disposed color filter substrate (Color Filter Substrate, CF substrate) and array substrate (Thin Film Transistor Array Substrate, TFT array substrate ), And a liquid crystal layer (Liquid Crystal Layer) arranged between the two substrates, a voltage is applied between the two substrates, the TFT is turned on or off correspondingly according to the scanning signal, and the data signal transmission is switched on and off.
  • the molecules rotate according to different data voltage signals, transmit light or block light, and refract the light provided by the backlight module to form an image corresponding to the data signal.
  • each pixel unit includes three sub-pixels of red (R), green (G), and blue (B), and each sub-pixel includes a corresponding filter. sheet.
  • the color displayed on the screen that is, the light from the backlight is a mixture of the three primary colors R, G, and B.
  • the light of the corresponding color can pass through and the light of other colors cannot. by. As shown in FIG.
  • a pixel structure is composed of red (R) sub-pixels 11 ′, blue (B) sub-pixels 12 ′, and green (G) sub-pixels 13 ′, which have the same area and are arranged side by side to form a pixel unit. 10 '.
  • the area of the three sub-pixels R, G, and B is the same.
  • the transmittance of blue light is higher than that of red and green light.
  • An object of the present application is to provide a pixel structure including, but not limited to, achieving a purpose of warming a screen display.
  • the technical solution adopted in the embodiment of the present application is: a pixel structure including a plurality of pixel units arranged in an array, each of the pixel units including a first sub-pixel, a second sub-pixel, and a third sub-pixel having different colors.
  • the first sub-pixel is a red sub-pixel
  • an area of the red sub-pixel is larger than an area of the second sub-pixel
  • an area of the red sub-pixel is larger than an area of the third sub-pixel.
  • the area of the red sub-pixel is equal to twice the area of the second sub-pixel, and the area of the red sub-pixel is equal to twice the area of the third sub-pixel.
  • the second sub-pixel and the third sub-pixel are disposed in a same row, and the red sub-pixel is disposed in another row; the second sub-pixel, the first The distances between the center points of any two of the three sub-pixels and the red sub-pixels are equal.
  • two adjacent red sub-pixels are located in the same row and are adjacent to each other.
  • the second sub-pixel and the third sub-pixel are disposed in the same column, and the red sub-pixel is disposed in another column; the second sub-pixel, the first The distances between the center points of any two of the three sub-pixels and the red sub-pixels are equal.
  • two adjacent red sub-pixels are located in the same column and are adjacent to each other.
  • the pixel structure further includes a plurality of scan lines arranged in a row direction and a plurality of data lines arranged in a row direction.
  • the red sub-pixels are connected to one The scan line, the second sub-pixel and the third sub-pixel are connected to a scan line adjacent to the scan line at the same time; the second sub-pixel and the third sub-pixel are connected to two adjacent A data line, the red sub-pixel is connected to one of the two adjacent data lines.
  • one data line is shared between two adjacent pixel units connected to the same two scan lines.
  • a second sub-pixel of a pixel unit and a third sub-pixel located in the same row and adjacent to the pixel unit are connected to the same data line.
  • a third sub-pixel of a pixel unit and a third sub-pixel located in the same row and adjacent to the pixel unit are connected to the same data line.
  • the red sub-pixel includes a first sub-red pixel region and a second sub-red pixel region, and a sum of areas of the first and second sub-red pixel regions is larger than the second sub-pixel region.
  • the area of the sub-pixel, and the sum of the areas of the first and second sub-red pixel areas is greater than the area of the third sub-pixel.
  • the first sub-red pixel region and the second sub-red pixel region are disposed in a same row; in two adjacent pixel units in a same row, phase The two adjacent red sub-pixels are staggered.
  • the first sub-red pixel area and the second sub-red pixel area are disposed in a same column; in two adjacent pixel units located in a same column, phase The two adjacent red sub-pixels are arranged in staggered rows.
  • the first sub-red pixel area and the second sub-red pixel area are arranged diagonally.
  • the areas of the first sub-red pixel area and the second sub-red pixel area are equal.
  • the areas of the first sub-red pixel area, the second sub-red pixel area, the second sub-pixel, and the third sub-pixel are all equal.
  • the distances between the center points of any two of the first subpixel, the second subpixel, and the third subpixel are equal.
  • Another object of the present application is to provide a display panel including
  • a second substrate disposed opposite the first substrate
  • a pixel structure is provided on the first substrate.
  • the pixel structure includes a plurality of pixel units arranged in an array.
  • Each pixel unit includes a first sub-pixel, a second sub-pixel, and a third sub-pixel with different colors.
  • the first sub-pixel is a red sub-pixel, an area of the red sub-pixel is larger than an area of the second sub-pixel, and an area of the red sub-pixel is larger than an area of the third sub-pixel.
  • the second sub-pixel is a blue sub-pixel
  • the third sub-pixel is a green sub-pixel
  • Another object of the present application is to provide a display device, including:
  • a display panel including a first substrate and a second substrate opposite to each other,
  • a pixel structure is provided on the first substrate.
  • the pixel structure includes a plurality of pixel units arranged in an array.
  • Each pixel unit includes a first sub-pixel, a second sub-pixel, and a third sub-pixel with different colors.
  • the first sub-pixel is a red sub-pixel, and the area of the red sub-pixel is twice the area of the second sub-pixel, and the area of the second sub-pixel is equal to the area of the third sub-pixel .
  • the pixel structure provided in the embodiment of the present application includes a plurality of pixel units arranged in an array.
  • Each of the pixel units includes a first sub-pixel, a second sub-pixel, and a third sub-pixel with different colors.
  • the first sub-pixel is The area of the red sub-pixel is larger than that of the second sub-pixel and larger than that of the third sub-pixel, and the same data voltage is applied to the first sub-pixel, the second sub-pixel, and the third sub-pixel.
  • the large area of the red sub-pixels can increase the transmission of red light.
  • the increase of long-wavelength light and the reduction of short-wavelength light are conducive to reducing the color temperature of the display screen, making the display screen warmer to the human eye, which is in line with Asia.
  • the visual characteristics of humans improve the comfort of human eyes viewed by users and the user experience.
  • the area of the red sub-pixel is larger than that of the second sub-pixel, and the area of the red sub-pixel is larger than that of the third sub-pixel.
  • the area of the red subpixel is large, which can increase the transmittance of red light.
  • the increase of long-wavelength light and the reduction of short-wavelength light are conducive to reducing the display screen.
  • the color temperature makes the display screen seen by the human eye warmer, which is in line with the visual characteristics of Asians, improves the comfort of the human eye and improves the user experience.
  • FIG. 1 is a schematic diagram of an exemplary pixel structure
  • FIG. 2 is a schematic structural diagram of a pixel structure provided by an embodiment of the present application.
  • FIG. 3 is a schematic diagram of a connection relationship between sub-pixels of a pixel structure provided by an embodiment of the present application
  • FIG. 4 is a schematic diagram of another connection relationship of sub-pixels of a pixel structure provided by an embodiment of the present application.
  • FIG. 5 is a schematic diagram of another connection relationship of sub-pixels of a pixel structure provided by an embodiment of the present application.
  • 6 to 8 are schematic diagrams of another structure of a pixel structure provided by an embodiment of the present application.
  • FIG. 9 is a schematic plan view of a display panel according to an embodiment of the present application.
  • FIG. 10 is a schematic cross-sectional structure view of the display panel in FIG. 9 along line A-A;
  • FIG. 11 is a schematic structural diagram of a display device according to an embodiment of the present application.
  • an embodiment of the present application provides a pixel structure including a plurality of pixel units 10 arranged in an array.
  • Each pixel unit 10 includes a first sub-pixel, a second sub-pixel, and a third sub-pixel.
  • the sub-pixel is a red sub-pixel 11, the second sub-pixel may be a green sub-pixel 13 or a blue sub-pixel 12, and accordingly, the third sub-pixel may be a blue sub-pixel 12 or a green sub-pixel 13.
  • the colors of the sub-pixel and the third sub-pixel are not limited.
  • the following description uses the second sub-pixel as the blue sub-pixel 12 and the third sub-pixel as the green sub-pixel 13 for illustration.
  • the area of the first sub-pixel is larger than that of the second sub-pixel, and the area of the first sub-pixel is larger than that of the third sub-pixel, that is, the area of the red sub-pixel 11 is larger than the area of the blue sub-pixel 12, and the red sub-pixel The area of the pixel 11 is larger than the area of the green sub-pixel 13.
  • the red sub-pixel 11 has a large area, which can improve the transmittance of red light, increase the long-wavelength light, and shorten the
  • the reduction of light in the band is beneficial to reducing the color temperature of the display screen, making the display screen warmer to the human eye, consistent with the visual characteristics of Asians, improving the comfort of the human eye and the user experience.
  • the blue sub-pixel 12 and the green sub-pixel 13 are located in the same row, and the red sub-pixel 11 is located in another row.
  • This arrangement is beneficial to the red sub-pixel 11, the blue sub-pixel 12, and the green sub-pixel 13.
  • the distance between any two is close or even equal, which is conducive to the improvement of color mixing effect.
  • the blue sub-pixel 12 and the green sub-pixel 13 may also be located in the same column, and the red sub-pixel 11 is located in another column.
  • Such a setting is also conducive to any arbitrary relationship between the red, blue, and green sub-pixels 11, 12, and 13. The distance between the two is close or even equal, which is helpful to improve the color mixing effect.
  • the areas of the green sub-pixel 13 and the blue sub-pixel 12 are equal, and the area of the red sub-pixel 11 is twice the area of the blue sub-pixel 12 and also twice the area of the green sub-pixel 13. That is, the area of the red sub-pixel 11 accounts for 1/2 of the area of one pixel unit 10, the area of the blue sub-pixel 12 and the green sub-pixel 13 each accounts for 1/4 of the area of the pixel unit 10, and the pixel unit 10 has a square shape. Settings.
  • two red sub-pixels 11 are arranged in a staggered manner, which can avoid the color shift caused by the large-scale continuous arrangement of the red sub-pixels 11 in the same row, or in the same column and In the two adjacent pixel units 10, two red sub-pixels 11 are arranged in staggered rows, which can avoid the color shift caused by the large-area continuous arrangement of the red sub-pixels 11 in the same column.
  • the blue sub-pixel 12 and the green sub-pixel 13 are located below the red sub-pixel 11, and in a pixel unit 10 adjacent to the same row, the blue sub-pixels 12 and The green sub-pixel 13 is located above the red sub-pixel 11.
  • the distances between the center points of any two sub-pixels of the blue sub-pixel 12, the green sub-pixel 13, and the red sub-pixel 11 are equal, and the three primary colors of the blue sub-pixel 12, the green sub-pixel 13, and the red sub-pixel 11 are respectively
  • the distance between the center points of any two beams of colored light is also equal, which is beneficial to achieve a better color mixing effect.
  • the pixel structure of the present application further includes a plurality of scan lines 14 sequentially arranged along a column direction and a plurality of data lines 15 arranged sequentially along a row direction and intersecting the plurality of scan lines 14.
  • Each pixel unit 10 is connected to two scan lines 14 and two data lines 15, wherein the red sub-pixel 11 is connected to one scan line 14, and the blue sub-pixel 12 and the green sub-pixel 13 are connected to an adjacent scan line 14.
  • the red sub-pixel 11 and the green sub-pixel 13 (or the blue sub-pixel 12) are connected to one data line 15, and the remaining blue sub-pixel 12 (or the green sub-pixel 13) is connected to an adjacent data line 15.
  • the scanning lines 15 are all located on the same side of the red sub-pixel 11 (or the green sub-pixel 13 and the blue sub-pixel 12) connected to it, as above (here refers to the upper side which can be determined by the observer based on FIG. 3 to FIG. 5) .
  • the red sub-pixel 11 is connected to the G1-th scan line 14 and the D1-th data line 15 and the green sub-pixel 13 is connected To the G2 scanning line 14 and the D1 data line 15, the blue sub-pixel 12 is connected to the G2 scanning line 14 and the D2 data line 15; the second pixel unit in the first row and the second column In 10, the red sub-pixel 11 is connected to the G2 scan line 14 and the D3 data line 15, the green sub-pixel 13 is connected to the G1 scan line 14 and the D2 data line 15, and the blue sub-pixel 12 is connected to The G2 scan line 14 and the D3 data line 15.
  • two adjacent pixel units 10 connected to the same two scan lines 14 share one data line 15, that is, located in the same row and two adjacent pixel units 10 share one data line 15, as shown in FIGS. 3 to 3. 5 shown. Therefore, in the pixel structure of the present application, the two pixel units 10 are driven by two scanning lines 14 and three data lines 15 in total.
  • the number of scanning lines 14 is doubled, and the data lines are doubled.
  • the number of 15 is reduced by 1/2.
  • the number of gate drivers is doubled, and the number of source drivers can be reduced by 1/2. Based on the cost of the source driver, it is lower than that of the gate driver.
  • the applied pixel structure can also reduce costs.
  • the scanning lines 15 are all located on the same side of the red sub-pixel 11 (or the green sub-pixel 13 and the blue sub-pixel 12) connected to it, so that two adjacent scanning lines 15 are separated by the red sub-pixel 11 (or the green sub-pixel 13). Pixels 13 and blue sub-pixels 12) are spaced apart. In the same area of the display area, even if the number of scanning lines 15 doubles, the distance between two adjacent scanning lines 15 will not decrease. As a result, the distance between two adjacent scanning lines 15 is too small, which causes a capacitive effect, etc., which affects the performance of the scanning lines 15 or affects the manufacturing process of the scanning lines 15.
  • an implementation solution is provided.
  • the above-mentioned two adjacent pixel units 10 located in the same row share a data line 15.
  • the green sub-pixels 13 of one pixel unit 10 and the adjacent pixel unit located in the same row may be used.
  • the blue sub-pixels 12 of 10 are connected to the same data line 15.
  • the red sub-pixel 11 is connected to the 3M-2 data line 15 through the first thin-film transistor 16, and the green sub-pixel 13 is connected to the 3M-2 through the second thin-film transistor 17.
  • Data lines 15, the blue sub-pixels 12 are connected to the 3M-1 data line 15 through the third thin-film transistor 18, are located in the same row and adjacent to the pixel unit 10, and the red sub-pixels 11 are connected through the first thin-film transistor 16
  • the green sub-pixel 13 is connected to the 3M-1 data line 15 through the second thin film transistor 17, and the blue sub-pixel 12 is connected to the 3M data line 15, M through the third thin film transistor 18. Is a positive integer.
  • the above-mentioned data line 15 located in the same row and adjacent two pixel units 10 may also be the green sub-pixel 13 of one pixel unit 10 and one pixel unit located in the same row and adjacent to each other.
  • the green sub-pixels 13 of 10 are connected to the same data line 15 (the 3M-1 data line 15), as shown in FIG. 5, or the blue sub-pixels 12 of one pixel unit 10 are located in the same row and adjacent to each other.
  • the blue sub-pixel 12 of the pixel unit 10 is connected to the same data line 15 (3M-1 data line 15), as shown in FIG. 4.
  • the two green sub-pixels 13 and the two blue sub-pixels 12 are also swapped respectively.
  • two green sub-pixels 13 are set between the two blue sub-pixels 12
  • two blue sub-pixels 12 are set between the two green sub-pixels 13 to further improve the color mixing effect.
  • each pixel unit 10 includes a red sub-pixel 11, a green sub-pixel 13, and a blue sub-pixel 12.
  • the red sub-pixel 11 includes The first sub-red pixel area 111 and the second sub-red pixel area 112, the sum of the areas of the first sub-red pixel area 111 and the second sub-red pixel area 112 is greater than the area of the blue sub-pixel 12, The area is equal to the area of the green sub-pixel 13, so that when the same data voltage is applied to all of the red sub-pixel 11, green sub-pixel 13, and blue sub-pixel 12, the transmittance of red light is increased, thereby reducing the display.
  • the color temperature of the picture improves the comfort of the human eye and improves the user experience.
  • the first sub-red pixel region 111 and the second sub-red pixel region 112 may be disposed in the same row, and in two adjacent pixel units 10 in the same row, adjacent The two red sub-pixels 11 are staggered, including two adjacent first sub-red pixel regions 111 are staggered and two adjacent second sub-red pixel regions 112 are staggered.
  • the first sub-red pixel region 111 and the second sub-red pixel region 112 are disposed in the same column, are located in the same column and are adjacent to two pixel units 10, and are adjacent to each other.
  • the two red sub-pixels 11 are staggered, including two adjacent first sub-red pixel regions 111 are staggered and two adjacent second sub-red pixel regions 112 are staggered.
  • the first sub-red pixel area 111, the second sub-red pixel area 112, the blue sub-pixel 12 and the green sub-pixel 13 all need a data line and a scan line for driving, and the data lines cannot be shared, and will not be described again.
  • the first sub-red pixel area 111 and the second sub-red pixel area 112 in a pixel unit 10 are arranged diagonally, and the first sub-red pixel area 111 and the first
  • the staggered row setting and the staggered column setting of the two sub-red pixel regions 112 will not cause a large area of red color shift in the row direction and the column direction.
  • the first sub-red pixel area 111, the second sub-red pixel area 112, the green sub-pixel 13 and the blue sub-pixel 12 all have the same area and the same shape, each occupying the area of a pixel unit 10. 1/4.
  • the present application further provides a display panel 200 including a first substrate 20 and a second substrate 30 opposite to each other.
  • the first substrate 20 is provided with the pixel structure described in the above embodiment. Specifically, the first substrate 20 includes a display area 21 and a non-display area 22. The pixel structure is disposed in the display area 21.
  • the display area 21 includes a plurality of pixel unit areas 210. Each pixel unit area 210 includes a red sub-pixel area 2101. , Blue sub-pixel area 2102 and green sub-pixel area 2103, red sub-pixel area 2101 is provided with red sub-pixel 11, blue sub-pixel area 2102 is provided with blue sub-pixel 12, and green sub-pixel area 2103 is provided Green sub-pixel 13.
  • the first substrate 20 includes a first base substrate 201, a buffer layer provided on the first base substrate 201, a thin film transistor layer 202 provided on the buffer layer, and a thin film transistor layer 202 provided on the thin film transistor layer 202.
  • the first substrate 20 is an array substrate.
  • the thin film transistor layer 202 includes a plurality of thin film transistors. As shown in FIG. 10, a bottom-gate thin film transistor is used as an example.
  • the thin film transistor includes a gate, a gate insulating layer provided on the gate, and a gate insulating layer.
  • the source / drain is provided with a passivation layer 203 and a flat layer 204, and the pixel electrode layer 205 is connected to the drain through the vias on the passivation layer 203 and the flat layer 204.
  • the pixel electrode layer 205 includes a plurality of pixel electrodes.
  • Each pixel electrode is connected to the drain of a corresponding thin film transistor through a via hole penetrating the passivation layer 203 and the flat layer 204.
  • the scan line 14 is connected to the gate of the thin film transistor, and the data line 15 is connected to the source of the thin film transistor.
  • the red sub-pixel 11, the green sub-pixel 13, and the blue sub-pixel 12 each include a thin film transistor, a passivation layer 203 and a flat layer 204 provided on the thin film transistor, and a pixel electrode provided on the flat layer 204.
  • the pixel electrode passes through The vias of the passivation layer 203 and the flat layer 204 are connected to the drain of the thin film transistor.
  • the areas of the pixel electrodes in the green sub-pixel 13 and the blue sub-pixel 12 are both 1/2 of the areas of the pixel electrodes in the red sub-pixel 11, and the area of the blue sub-pixel 12 and the green
  • the sub-pixels 13 have the same area.
  • the red sub-pixels 11 have a large area, which can increase the redness in the light of the backlight module.
  • the transmittance of light, the increase of long-wavelength light, and the reduction of short-wavelength light are conducive to lowering the color temperature of the display screen, making the display screen warmer to the human eye, in line with the visual characteristics of Asians, and improving the human eye Comfort and improve user experience.
  • the second substrate 30 is a color filter substrate, and includes a second base substrate 31, a black matrix layer 32 and a color resist layer 33 provided on the second base substrate 31, and a color resist layer 33.
  • the color resist layer 33 includes a plurality of color resist units 330.
  • Each color resist unit 330 includes a red color resist 331, a green color resist 333, and a blue color resist 332, which are respectively connected to the red sub-pixel region 2101 and the green sub-pixel on the first substrate 20.
  • the region 2103 and the blue sub-pixel region 2102 are aligned.
  • the color resist layer 33 may also be disposed between the passivation layer 203 and the flat layer 204 of the first substrate 20, the pixel electrode corresponds to the color resist unit 330, and the first substrate 20 becomes a COA (Color On Array) Type array substrate, the second substrate 30 includes a flat common electrode layer 34.
  • COA Color On Array
  • the liquid crystal layer 40 is sandwiched between the first substrate 20 and the second substrate 30 to obtain a liquid crystal display panel. Light passes through the pixel structure on the first substrate 20 and the liquid crystal layer 40 and exits from the second substrate 30 side. Because the area of the red sub-pixel 11 in the pixel unit 10 of the pixel structure is larger than that of the blue sub-pixel 12, and the blue The area of the sub-pixel 12 is equal to the area of the green sub-pixel 13. When the same data voltage is applied to all of the red, green, and blue sub-pixels 11, the red sub-pixel 11 has a large area, which can increase the area.
  • the transmittance of red light in the light of the backlight module, the increase of long-wavelength light, and the reduction of short-wavelength light are conducive to lowering the color temperature of the display screen, making the display screen observed by human eyes warmer, in line with the visual characteristics of Asians To improve the comfort of the human eye that the user is watching and the user experience.
  • the first substrate 20 further includes a plurality of organic light-emitting diodes (OLEDs) that emit red light, blue light, and green light and are connected to the pixel electrode.
  • the second substrate 30 may be a package.
  • the cover plate, the package cover plate and the first substrate 20 are oppositely cured, and the obtained display device is an OLED display panel.
  • the present application further provides a display device 500 including the above-mentioned display panel 200 and a backlight module 400 disposed on one side of the display panel 200, as shown in FIG. 11.
  • the first substrate 20 is provided with a plurality of pixel units 10 arranged in an array, wherein an area of the red sub-pixel 11 is an area of the blue sub-pixel 12. Twice as much as the area of the green sub-pixel 13.
  • the area of the red sub-pixel 11 is large, which can improve the transmittance of red light in the light of the backlight module, and has a long
  • the increase of the light in the band and the decrease in the light in the short band are conducive to reducing the color temperature of the display screen, making the display screen seen by human eyes warmer, conforming to the visual characteristics of Asians, improving the comfort of the human eye and improving the user experience.

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Abstract

L'invention concerne une structure de pixel, comprenant une pluralité d'unités de pixel (10) agencées dans un réseau. Chaque unité de pixel (10) comprend un premier sous-pixel, un deuxième sous-pixel et un troisième sous-pixel ayant des couleurs différentes. Le premier sous-pixel est un sous-pixel rouge (11), la zone du sous-pixel rouge (11) étant supérieure à celle du deuxième sous-pixel, et la zone du sous-pixel rouge (11) étant supérieure à celle du troisième sous-pixel.
PCT/CN2018/119707 2018-09-14 2018-12-07 Structure de pixel, panneau d'affichage et dispositif d'affichage Ceased WO2020052115A1 (fr)

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CN201811072767.X 2018-09-14
CN201811072767.XA CN109061973B (zh) 2018-09-14 2018-09-14 像素结构、显示面板及显示装置

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WO2020052115A1 true WO2020052115A1 (fr) 2020-03-19

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KR20220031827A (ko) * 2020-09-04 2022-03-14 삼성디스플레이 주식회사 타일드 표시 장치 및 이에 채용되는 서브-표시 패널
CN114695427B (zh) * 2022-04-24 2025-03-11 厦门天马微电子有限公司 显示面板和显示装置
CN114879397B (zh) * 2022-05-23 2023-05-09 重庆惠科金渝光电科技有限公司 显示面板、显示面板的驱动方法和显示装置

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JP2006139058A (ja) * 2004-11-12 2006-06-01 Seiko Epson Corp 液晶表示装置および電子機器
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CN109061973B (zh) 2021-04-16

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