WO2022142110A1 - 显示面板、显示母板及显示装置 - Google Patents

显示面板、显示母板及显示装置 Download PDF

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Publication number
WO2022142110A1
WO2022142110A1 PCT/CN2021/096613 CN2021096613W WO2022142110A1 WO 2022142110 A1 WO2022142110 A1 WO 2022142110A1 CN 2021096613 W CN2021096613 W CN 2021096613W WO 2022142110 A1 WO2022142110 A1 WO 2022142110A1
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WIPO (PCT)
Prior art keywords
pixel
sub
pixels
banks
bank
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PCT/CN2021/096613
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English (en)
French (fr)
Inventor
韩志斌
Original Assignee
深圳市华星光电半导体显示技术有限公司
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Application filed by 深圳市华星光电半导体显示技术有限公司 filed Critical 深圳市华星光电半导体显示技术有限公司
Priority to US17/417,403 priority Critical patent/US20230337471A1/en
Publication of WO2022142110A1 publication Critical patent/WO2022142110A1/zh

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Classifications

    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
    • H10K59/10—OLED displays
    • H10K59/12—Active-matrix OLED [AMOLED] displays
    • H10K59/122—Pixel-defining structures or layers, e.g. banks
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
    • H10K59/30—Devices specially adapted for multicolour light emission
    • H10K59/35—Devices specially adapted for multicolour light emission comprising red-green-blue [RGB] subpixels
    • H10K59/353—Devices specially adapted for multicolour light emission comprising red-green-blue [RGB] subpixels characterised by the geometrical arrangement of the RGB subpixels
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
    • H10K59/30—Devices specially adapted for multicolour light emission
    • H10K59/38—Devices specially adapted for multicolour light emission comprising colour filters or colour changing media [CCM]

Definitions

  • the present application relates to the field of display technology, and in particular, to a display panel, a display motherboard and a display device.
  • Embodiments of the present application provide a display panel, a display motherboard, and a display device, which can take into account both pixel aperture ratio requirements and printing process requirements.
  • An embodiment of the present application provides a display panel, comprising: a plurality of first banks arranged at intervals, each of the first banks extends along a first direction, and a plurality of the first banks are arranged along a second direction; a plurality of pixel repeating units, each of the pixel repeating units including a first pixel, the first pixel including a first sub-pixel, and a second sub-pixel and a third sub-pixel arranged along the first direction; the The long side of the first subpixel extends along the first direction.
  • the first sub-pixel of the first pixel, the second sub-pixel and the third sub-pixel of the first pixel are respectively located on two sides of the corresponding first bank.
  • the present application further provides a display motherboard
  • the display motherboard includes: a plurality of first banks arranged at intervals, each of the first banks extends along a first direction, and the plurality of first banks are along a Arrangement in the second direction; a plurality of display panels, including a first display panel and a second display panel with different sizes, the long side of the first display panel is parallel to the first bank, and the short side of the second display panel is parallel to the first bank. The side is parallel to the first bank.
  • each of the first display panels includes a plurality of pixel repeating units, each of the pixel repeating units includes a plurality of pixels, each of the pixels includes a first sub-pixel, and a second sub-pixel arranged along a first direction pixel and the third sub-pixel.
  • the long axis of the first sub-pixel is parallel to the first bank, and the first sub-pixel, the second sub-pixel and the third sub-pixel arranged along the first direction are located in the first sub-pixel respectively both sides of the dike.
  • the present application also provides a display device, including any of the above-mentioned display panels.
  • the display panel includes: a plurality of first banks arranged at intervals, and each of the first banks is along a first bank. Extending in one direction, a plurality of the first banks are arranged along a second direction; a plurality of pixel repeating units, each of the pixel repeating units includes a first pixel, the first pixel includes a first sub-pixel, and The second sub-pixel and the third sub-pixel are arranged in the first direction; the long side of the first sub-pixel extends along the first direction.
  • the first sub-pixel of the first pixel, the second sub-pixel and the third sub-pixel of the first pixel are respectively located on two sides of the corresponding first bank.
  • three first banks are required.
  • the second sub-pixel and the third sub-pixel are arranged along the first direction, and the first sub-pixel and the first sub-pixel are respectively located on both sides of the first bank, so that the number of the first bank can be reduced , and then increase the pixel area ratio, so that the display panel takes into account the requirements of the aperture ratio and the printing process requirements, which is conducive to realizing mass production.
  • FIGS. 1A-1B are schematic structural diagrams of a display panel provided by an embodiment of the present application.
  • FIGS. 2A to 2G are schematic structural diagrams of pixel repeating units provided by embodiments of the present application.
  • 3A to 3C are schematic structural diagrams of the first luminescent material, the second luminescent material, the third luminescent material and the first bank provided by the embodiments of the present application;
  • 4A to 4B are schematic structural diagrams of sub-pixel repairing provided by embodiments of the present application.
  • 5A to 5B are schematic structural diagrams of a display motherboard according to an embodiment of the present application.
  • FIGS. 1A to 1B are schematic structural diagrams of a display panel provided by an embodiment of the present application
  • FIGS. 2A to 2G are schematic structural diagrams of a pixel repeating unit provided by an embodiment of the present application.
  • an embodiment of the present application provides a display panel.
  • the display panel is an organic light-emitting diode (Organic Light Emitting Diode).
  • Organic Light Emitting Diode, OLED Light-Emitting Diode
  • the display panel includes: a plurality of first banks 101 arranged at intervals, each of the first banks 101 extends along a first direction x, and a plurality of the first banks 101 are arranged along a second direction y; and A plurality of pixel repeating units 102, each of the pixel repeating units 102 includes a plurality of pixels, and each of the pixels includes a plurality of sub-pixels.
  • the plurality of the pixels includes a first pixel 103
  • the first pixel 103 includes a first sub-pixel 1031 , a second sub-pixel 1032 and a third sub-pixel 1033 .
  • the long side of the first sub-pixel 1031 of the first pixel 103 extends along the first direction x, that is, the long axis of the first sub-pixel 1031 of the first pixel 103 is parallel to the first spacer.
  • the bank 101; the second sub-pixel 1032 and the third sub-pixel 1033 of the first pixel 103 are arranged along the first direction x.
  • the first sub-pixel 1031 of the first pixel 103, the second sub-pixel 1032 and the third sub-pixel 1033 of the first pixel 103 are respectively located on the corresponding side of the first bank 101. sides.
  • the first sub-pixel 1031 , the second sub-pixel 1032 and the third sub-pixel 1033 are arranged along the second direction y, three first banks are required.
  • the second sub-pixel 1032 and the third sub-pixel 1033 are arranged along the first direction x, and the first sub-pixel 1031 and the second sub-pixel 1031 are located on both sides of the first bank 101, respectively.
  • the number of the first banks 101 is reduced, and the pixel area ratio is increased, so that the display panel takes into account the aperture ratio and printing process requirements, reduces the process difficulty of the display panel, is conducive to mass production, and realizes display High resolution design of the panel.
  • the colors of light emitted by the first sub-pixel 1031 , the second sub-pixel 1032 and the third sub-pixel 1033 are different. Further, the colors of the light emitted by the first sub-pixel 1031, the second sub-pixel 1032 and the third sub-pixel 1033 include blue, red, green, and white. Further, the colors of the light emitted by the first sub-pixel 1031, the second sub-pixel 1032 and the third sub-pixel 1033 are blue, red and green in sequence, so that the light emitted by the The first sub-pixel 1031 has a larger aperture ratio, which improves the problem of poor luminous efficiency of the first sub-pixel 1031 that emits blue light.
  • each of the pixels of the pixel repeating unit 102 further includes a second pixel 104, and the second pixel 104 is arranged on one side of the first pixel 103 along the second direction y, so The second pixel 104 and the first pixel 103 are symmetrically arranged along the adjacent edge of the second pixel 104 and the first pixel 103, the second pixel 104 includes the first sub-pixel 1041, and the second pixel 104 includes a first sub-pixel 1041, and The second sub-pixels 1042 and the third sub-pixels 1043 are arranged in the first direction x.
  • the first sub-pixel 1041 of the second pixel 104 extends along the first direction x, that is, the long axis of the first sub-pixel 1041 of the second pixel 104 is parallel to the first bank 101 ; the first sub-pixel 1041 of the second pixel 104 and the second sub-pixel 1042 and the third sub-pixel 1043 of the second pixel 104 are respectively located in another corresponding first interval Both sides of the bank 101.
  • the first bank 101 includes a first sub-bank 1011 and a second sub-bank 1012 .
  • the first sub-pixel 1031 of the first pixel 103 is located on the first side 1011 a of the first sub-bank 1011
  • the first sub-pixel 1031 of the first pixel 103 Two sub-pixels 1032 and the third sub-pixel 1033 of the first pixel 103 are disposed adjacent to each other in the first direction x
  • the third sub-pixel 1033 is located on the second side 1011b of the first sub-bank 1011 .
  • the first sub-pixel 1041 of the second pixel 104 is located on the second side 1012b of the second sub-bank 1012 , the second sub-pixel 1042 of the second pixel 104 and the second pixel 104
  • the third sub-pixels 1043 are arranged adjacent to each other in the first direction x, and the second sub-pixel 1042 of the second pixel 104 and the third sub-pixel 1043 of the second pixel 104 are located in the second The first side 1012a of the sub-bank 1012.
  • first side 1011a of the first sub-bank 1011 and the second side 1012b of the second sub-bank 1012 are adjacent to each other, so that the first pixel 103 and the second pixel 104 are adjacent to each other.
  • Each includes one of the first banks 101 , thereby reducing the number of the first banks 101 , which is beneficial to improve the aperture ratio of the first pixel 103 and the second pixel 104 .
  • the first bank 101 may further include a third sub-bank 1013 .
  • the first sub-pixel 1031 of the first pixel 103 is located on the first side 1011 a of the first sub-bank 1011
  • the second sub-pixel 103 of the first pixel 103 The pixel 1032 and the third sub-pixel 1033 of the first pixel 103 are located on the second side 1011 b of the first sub-bank 1011 .
  • the first sub-pixel 1041 of the second pixel 104 is located on the first side 1012 a of the second sub-bank 1012 , the second sub-pixel 1042 of the second pixel 104 and the second pixel 104
  • the third sub-pixel 1043 is located on the second side 1012b of the second sub-bank 1012 .
  • the first pixel 103 and the second pixel 104 are respectively located on both sides of the third sub-bank 1013, so that the first pixel 103 and the second pixel 104 include three of the The first bank 101 , that is, the first pixel 103 and the second pixel 104 respectively include only 1.5 first banks 101 on average.
  • the number of the first banks 101 is reduced, which is beneficial to improve the performance of the first pixel 103 and the second pixel 104. opening rate.
  • the plurality of the pixels of each of the pixel repeating units 102 further include the third pixel 105 and the fourth pixel 106 arranged along the second direction y, so
  • the third pixel 105 is arranged on one side of the first pixel 103 along the first direction x, and the third pixel 105 and the first pixel 103 are arranged along the first pixel 103 and the third pixel
  • Adjacent edges of 105 are symmetrically arranged
  • the fourth pixel 106 is arranged on one side of the second pixel 104 along the first direction x, and the fourth pixel 106 and the second pixel 104 are arranged along the first direction x.
  • the adjacent edges of the second pixel 104 and the fourth pixel 106 are symmetrically arranged.
  • the third pixel 105 and the fourth pixel 106 both include a first sub-pixel with a long side extending along the first direction x, and a second sub-pixel and a third sub-pixel arranged along the first direction x pixel, the first sub-pixel 1051 of the third pixel 105, the second sub-pixel 1052 and the third sub-pixel 1053 of the third pixel 105 are respectively located in the corresponding first bank
  • the first sub-pixel 1061 of the fourth pixel 106, the second sub-pixel 1062 and the third sub-pixel 1063 of the fourth pixel 106 are located in the other corresponding The two sides of the first bank 101 are described.
  • the third pixel 105 includes a first sub-pixel 1051 whose long axis is parallel to the first bank 101 , and a second sub-pixel arranged along the first direction x 1052 and a third sub-pixel 1053, the first sub-pixel 1051 of the third pixel 105 is located on the first side 1011a of the first sub-bank 1011, the second sub-pixel 1051 of the third pixel 105 The sub-pixel 1052 and the third sub-pixel 1053 of the third pixel 105 are located on the second side 1011b of the first sub-bank 1011 .
  • the first sub-pixel 1031 of the first pixel 103 is adjacent to the first sub-pixel 1051 of the third pixel 105, and the second sub-pixel 1052 of the third pixel 105 and the The third sub-pixels 1053 are arranged on one side of the third sub-pixels 1033 of the first pixel 103 along the first direction x. That is, the second sub-pixel 1052 and the third sub-pixel 1053 of the third pixel 105 can be along the first edge 100a and the second sub-pixel 1032 and the third sub-pixel of the first pixel 103
  • the pixels 1033 are symmetrically arranged, as shown in FIG. 2A and FIG. 2C to FIG.
  • the second sub-pixel 1052 and the third sub-pixel 1053 of the third pixel 105 may also be the same as those of the first pixel 103 .
  • the second sub-pixel 1032 and the third sub-pixel 1033 are arranged in the same arrangement, as shown in FIG. 2B , so that the first sub-bank 1011 is shared by the first pixel 103 and the third pixel 105, reducing the cost of The number of the first banks 101 required in the display panel.
  • the fourth pixel 106 includes a first sub-pixel 1061 whose long axis is parallel to the first bank 101, and a second sub-pixel 1061 arranged along the first direction x A pixel 1062 and a third sub-pixel 1063, the first sub-pixel 1061 of the fourth pixel 106 is located on the second side 1012b of the second sub-bank 1012, and the first sub-pixel 1061 of the fourth pixel 106 The second sub-pixel 1062 and the third sub-pixel 1063 of the fourth pixel 106 are located on the first side 1012 a of the second sub-bank 1012 .
  • the first sub-pixel 1041 of the second pixel 104 is adjacent to the first sub-pixel 1061 of the fourth pixel 106, and the second sub-pixel 1062 of the fourth pixel 106 and the The third sub-pixels 1063 are arranged on one side of the third sub-pixels 1043 of the second pixel 104 along the first direction x. That is, the second sub-pixel 1062 and the third sub-pixel 1063 of the fourth pixel 106 can be along the first edge 100a and the second pixel 1042 and the third sub-pixel 104 of the second pixel 104
  • the sub-pixels 1043 are symmetrically arranged, as shown in FIG. 2A and FIG.
  • the second sub-pixel 1062 and the third sub-pixel 1063 of the fourth pixel 106 may also be the same as the second sub-pixel 1062 of the second pixel 104 .
  • the second sub-pixels 1042 and the third sub-pixels 1043 are arranged in the same arrangement, as shown in FIG. 2B , so that the second pixel 104 and the fourth pixel 106 share the second sub-bank 1012, reducing the The number of the first banks 101 required in the display panel.
  • the first sub-pixel 1061 of the fourth pixel 106 is located on the first side 1012 a of the second sub-bank 1012 , the second sub-pixel 1062 of the fourth pixel 106 and The third sub-pixel 1063 of the fourth pixel 106 is located on the second side 1012b of the second sub-bank 1012 .
  • the third pixel 105 and the fourth pixel 106 are located on both sides of the third sub-bank 1013 respectively, so that only three of the The first bank 101 , that is, the third pixel 105 and the fourth pixel 106 each include only 1.5 first banks 101 on average, which reduces the number of the first banks 101 and is beneficial to improving the aperture ratio of the third pixel 105 and the fourth pixel 106 .
  • each of the pixels of the pixel repeating unit 102 further includes a fifth pixel 107 , and the fifth pixel 107 is arranged in the second direction away from the second pixel 104 .
  • the first bank 101 further includes a fourth sub-bank 1014, and the second sub-pixel 1042 and the third sub-pixel 1043 of the second pixel 104 are located on the second sub-bank 1012 and the third sub-pixel 1043.
  • the first sub-pixel 1041 of the second pixel 104 is located on the side of the second sub-bank 1012 away from the fourth sub-bank 1014, and the fifth pixel
  • the first sub-pixel 1071 of 107 is located on the side of the fourth sub-bank 1014 away from the second sub-bank 1012, so that the fifth pixel 107 and the second pixel 104 share the second pixel
  • the second sub-pixel 1042 and the third sub-pixel 1043 of 104 that is, the second sub-pixel 1042 and the second sub-pixel 1072 of the fifth pixel 107 are the same sub-pixel, and the third sub-pixel 1042 is the same sub-pixel.
  • the sub-pixel 1043 and the third sub-pixel 1073 of the fifth pixel 107 are the same sub-pixel, so as to increase the number of pixels set in the display panel in the inherent layout space, which is beneficial to realize the display panel high-resolution design.
  • the plurality of the pixels in each of the pixel repeating units 102 may further include a sixth pixel, a seventh pixel, etc., which will not be described herein again.
  • the display panel further includes: a second bank 110 extending along the second direction y, the second Two ends of the bank 110 are respectively connected to the two first banks 101; the second bank 110 is located between the second sub-pixel and the third sub-pixel, or is located in the first sub-pixel subpixels on both sides.
  • the second bank 110 is located between the second sub-pixel 1032 and the third sub-pixel 1033 of the first pixel 103 ; and/or, the The second bank 110 is located between the second sub-pixel 1042 and the third sub-pixel 1043 of the second pixel 104 ; and/or, the second bank 110 is located between the third pixel 105 between the second sub-pixel 1052 and the third sub-pixel 1053 ; and/or the second bank 110 is located between the second sub-pixel 1062 and the third sub-pixel of the fourth pixel 106 between pixels 1063, as shown in FIG.
  • the second bank 110 is located at the center of the first sub-pixel 1031 of the first pixel 103; and/or, the second barrier
  • the bank 110 is located at the center of the first sub-pixel 1041 of the second pixel 104 ; and/or the second bank 110 is located at the center of the first sub-pixel 1051 of the third pixel 105 and/or, the second bank 110 is located at the center of the first sub-pixel 1061 of the fourth pixel 106, as shown in FIG. 2F; and/or, the second bank 110 is located at the center of the first sub-pixel 1061 of the fourth pixel 106, as shown in FIG.
  • the second bank 110 is located between the second pixel 104 Between the first sub-pixel 1041 and the first sub-pixel 1061 of the fourth pixel 106, as shown in FIG. 2G. Further, the second bank 110 is perpendicular to the first bank 101 .
  • Each of the first sub-pixels 3011 includes a first light-emitting material 301
  • each of the second sub-pixels 3012 includes a second light-emitting material 302
  • each of the third sub-pixels 3013 includes a third light-emitting material 303.
  • the first luminescent material 301 of the first sub-pixel 3011 between two first banks 101 is made of one piece, and the second sub-pixel 3012 between two adjacent first banks 101
  • the second luminescent material 302 and the third luminescent material 303 of the third sub-pixel 3013 are the same and made in one piece.
  • the first sub-pixel 3011 between two adjacent first banks 101 includes the first sub-pixel 3011 of the first pixel 103 The sub-pixel 1031 , the first sub-pixel 1041 of the second pixel 104 , the first sub-pixel 1051 of the third pixel 105 , and the first sub-pixel 1061 of the fourth pixel 106 .
  • the first sub-pixel 1031 of the first pixel 103 , the first sub-pixel 1041 of the second pixel 104 , the first sub-pixel 1051 of the third pixel 105 and the first sub-pixel 1051 of the third pixel 105 includes the first luminescent material 301 located in the two first banks 101 .
  • the second sub-pixel 3012 includes the second sub-pixel 1032 of the first pixel 103 , the second sub-pixel 1042 of the second pixel 104 , and the third pixel 105
  • the third sub-pixel 3013 includes the third sub-pixel 1033 of the first pixel 103, the second sub-pixel 1033
  • the second luminescent material 302 The third luminescent material 303 is formed between the same two first banks 101 at the same time, so that the second sub-pixel 1032 of the first pixel 103 and the second sub-pixel 1032 of the second pixel 104
  • the luminescent colors of the first luminescent material 301 , the second luminescent material 302 and the third luminescent material 303 include blue, red, green, yellow, and white. Further, the luminescent color of the first luminescent material 301 is blue, and the luminescent colors of the second luminescent material 302 and the third luminescent material 303 include one of blue, red, green, yellow, and white. In order to improve the aperture ratio of the first sub-pixel 3011 and avoid the problem that the width of the second sub-pixel 3012 and the third sub-pixel 3013 is too small to meet the process requirements.
  • the display panel further includes a color filter
  • the color filter includes: a first color filter unit corresponding to the first sub-pixel 3011 , a first color filter unit corresponding to the second sub-pixel 3012 Two color filter units and a third color filter unit corresponding to the third sub-pixel 3013, wherein the first color filter unit, the second color filter unit and the third color filter unit have different colors, So that the color filter cooperates with the first sub-pixel 3011 , the second sub-pixel 3012 and the third sub-pixel 3013 to realize full-color display of the display panel.
  • the second color filter unit is one of a red color filter unit or a green color filter unit
  • the third color filter unit is the other of the red color filter unit or the green color filter unit.
  • the color unit also includes quantum dot materials, perovskite materials, fluorescent materials, etc., to improve the luminous efficiency.
  • the first light-emitting material 301 of the first sub-pixel 3011 between two adjacent first banks 101 has a first width W1
  • two adjacent first The second luminescent material 302 of the second sub-pixel 3012 and the third luminescent material 303 of the third sub-pixel 3013 between the banks 101 have a second width W2, wherein the first width W1 is greater than or equal to the second width W2.
  • the first width W1 is equal to the first sub-pixel 1031 of the first pixel 103 and the first sub-pixel 1031 of the second pixel 104 The sum of the lengths of the minor axes of the sub-pixels 1041 .
  • FIG. 4A to FIG. 4B are schematic structural diagrams of sub-pixel repairing provided by an embodiment of the present application.
  • the repairing method shown in FIGS. 4A to 4B is adopted to realize the electrical connection between the sub-pixel and the pixel driving circuit.
  • the structure in which the pixel driving circuit includes 3T1C (3 transistors and 1 capacitor) is described. If there are problems such as disconnection or short circuit between the first sub-pixel 401 and the first pixel driving circuit G1, the Laser cutting point A, disconnecting the first sub-pixel 401 and the first pixel driving circuit G1, and then using laser welding to realize the electrical connection between the first sub-pixel 401 and the second pixel driving circuit G2, so that all The second pixel circuit G2 can drive the first sub-pixel 401 and the second sub-pixel 402 at the same time, so as to realize the electrical connection between the first sub-pixel 401 and the pixel driving circuit.
  • the first sub-pixel 401 and the second sub-pixel 402 have the same emission color.
  • Vdata is a data signal
  • Cst is a storage capacitor
  • T1, T2, T3 are transistors
  • VDD and VSS are power supply signals
  • WR and RD are control signals
  • Monitor is a detection signal.
  • the first sub-pixel 401 and the second sub-pixel 402 may be the first sub-pixel 1031 and the second sub-pixel 103 of the first pixel 103 , respectively. the first sub-pixel 1041 of the pixel 104 .
  • Each of the pixel repeating units further includes a first electrode layer, the first luminescent material 301, the second luminescent material 302 and the third luminescent material 303 are respectively located on the first electrode layer, and the first luminescent material 301, the second luminescent material 302 and the third luminescent material 303
  • An electrode layer includes a plurality of electrode portions 4031 and bridge portions 4032 extending from the electrode portions 4031, and the bridge portions 4032 are electrically connected to the pixel driving circuit; wherein, in a top view, a plurality of the bridge portions The portions 4032 are located on both sides of the center line 101a between two adjacent first banks 101, and are close to the center line 101a.
  • the electrode portion 4031 includes a first electrode portion 4031a and a second electrode portion 4031b located on both sides of the center line 101a
  • the bridge portion 4032 includes a first bridge extending from the first electrode portion 4031a part 4032a and a second bridging part 4032b extending from the second electrode part 4031b
  • the pixel driving circuit includes a first pixel driving circuit electrically connected to the first bridging part 4032a and a second bridging part 4032a.
  • the second pixel driving circuit electrically connected to the part 4032b; wherein, the first sub-pixel 1031 of the first pixel 103 includes the first electrode part 4031a, and the first sub-pixel of the second pixel 104 1041 includes the second electrode portion 4031b, when the electrical connection between the first bridge portion 4032a and the first pixel driving circuit fails, the first bridge portion 4032a is cut off from the first pixel driving circuit through a laser process For circuit connection, the second bridge portion 4032b is welded to the first electrode portion 4031a through a laser process.
  • first sub-pixel 401 and the second sub-pixel 402 may also be the second sub-pixel 1042 of the second pixel 104 and the second sub-pixel 103 of the first pixel 103 , respectively.
  • the sub-pixel 1032, or the first sub-pixel 401 and the second sub-pixel 402 may also be the third sub-pixel 1043 of the second pixel 104 and the third sub-pixel 103 of the first pixel 103, respectively Sub-pixels 1033, etc., so that adjacent sub-pixels of the same color can be repaired by laser welding.
  • the pixel driving circuit may also be in the form of 5T1C, 7T1C, 7T2C, etc., which will not be repeated here.
  • the display panel further includes a substrate 111 , a plurality of the pixel driving circuits 112 and the pixel repeating units 102 are located on the substrate 111 , and the two adjacent first banks 101 are located on the substrate 111 .
  • a groove 101b is formed therebetween, the first luminescent material is located in the groove 101b, and the second luminescent material and the third luminescent material are located in the same groove 101b.
  • the first bank 101 can be made of double-layer bank materials Bank1 and Bank2, so as to improve the wettability of the first bank 101 to the flat layer PLN and the first electrode layer.
  • the display panel further includes a light shielding layer LS, a buffer layer BL, an insulating layer IL, a protective layer PVS, and a flat layer PLN on the substrate 111 .
  • the pixel driving circuit 112 includes a transistor, and the transistor includes an active layer AL, a gate insulating layer GI located on the active layer AL, located on the gate insulating layer GI and arranged in alignment with the active layer AL The gate G, the source S and the drain D electrically connected to the active layer AL.
  • the display panel further includes a capacitor substrate layer AL1 prepared in the same layer as the active layer AL, a source and drain layer SD prepared in the same layer as the source electrode S and the drain electrode D, and the capacitor substrate
  • the layer AL1 forms a capacitor with the light shielding layer LS and the source and drain layers SD respectively.
  • FIG. 5A to FIG. 5B are schematic structural diagrams of a display motherboard provided by an embodiment of the present application.
  • the display motherboard includes: a plurality of first banks 5011 arranged at intervals, each of the first banks 5011 extends along a first direction x, and a plurality of The first partitions 5011 are arranged along the second direction y; a plurality of display panels include a first display panel 510 and a second display panel 511 with different sizes, and the long side of the first display panel 510 is separated from the first display panel 510.
  • the banks 5011 are parallel, and the short sides of the second display panel 511 are parallel to the first banks 5011 .
  • each of the first display panels 510 and each of the second display panels 511 includes a plurality of pixel repeating units 502, each of the pixel repeating units 502 includes a plurality of pixels, and each of the pixels includes a first pixel repeating unit 502. a sub-pixel, and a second sub-pixel and a third sub-pixel arranged along the first direction x; the first sub-pixel and the second sub-pixel and the third sub-pixel arranged along the first direction x Pixels are located on two sides of the first bank 5011 respectively, and the long axis of the first sub-pixel is parallel to the first bank 5011 .
  • the second sub-pixel and the third sub-pixel are arranged along the second direction y, three first banks are required.
  • the second sub-pixel and the third sub-pixel are arranged along the first direction, and are respectively located on both sides of the first bank with the first sub-pixel, so that the first barrier can be reduced.
  • the number of embankments increases, thereby increasing the pixel area ratio, so that the display panel takes into account the requirements of the aperture ratio and the printing process, which is conducive to mass production
  • the first sub-pixel includes a first light-emitting material
  • the second sub-pixel includes a second light-emitting material
  • the third sub-pixel includes a third light-emitting material
  • the two adjacent first banks 5011 The first luminescent material of the first sub-pixel between two adjacent banks is made of one piece, and the second luminescent material and the third sub-pixel of the second sub-pixel between two adjacent first banks
  • the third luminescent materials of the pixels are the same and are made in one piece, so that the display motherboard can print pixels at the same time for display panels of different sizes by using a linear bank printing method.
  • the printing direction is shown by the arrow in FIG. 5A , It is helpful to simplify the manufacturing process, reduce the manufacturing difficulty of the display panel, facilitate the realization of mass production, and realize the high-resolution design of the display panel.
  • the luminescent colors of the first luminescent material, the second luminescent material and the third luminescent material include blue, red, green, yellow, and white.
  • the light-emitting color of the first light-emitting material is blue, and the light-emitting color of the second light-emitting material and the third light-emitting material includes one of blue, red, green, yellow, and white, so as to The aperture ratio of the first sub-pixel is improved, and the problem that the width of the second sub-pixel and the third sub-pixel is too small to meet the process requirements is avoided.
  • both the first display panel 510 and the second display panel 511 include color filters
  • the color filters include: a first color filter unit corresponding to the first sub-pixel, and The second color filter unit corresponding to the second sub-pixel and the third color filter unit corresponding to the third sub-pixel, wherein the first color filter unit, the second color filter unit and the first color filter unit The colors of the three color filter units are different, so that the color filter cooperates with the first sub-pixel, the second sub-pixel and the third sub-pixel to realize full-color display of the display panel.
  • the second color filter unit is one of a red color filter unit or a green color filter unit
  • the third color filter unit is the other of the red color filter unit or the green color filter unit.
  • first light-emitting material, the second light-emitting material and the third light-emitting material, and/or the first color filter unit, the second color filter unit and the third color filter unit are also Including quantum dot materials, perovskite materials, fluorescent materials, etc., to improve the luminous efficiency.
  • the pixel includes a first pixel 503 and a second pixel 504 arranged along the second direction y, and a first pixel 503 arranged at one side of the first pixel 503 along the first direction x Three pixels 505, a fourth pixel 506 arranged on one side of the second pixel 504 along the first direction x; wherein, the second pixel 504 and the first pixel 503 are along the second pixel 504
  • the edge adjacent to the first pixel 503 is symmetrically arranged or repeatedly arranged; the third pixel 505 and the first pixel 503 are symmetrically arranged along the adjacent edge of the first pixel 503 and the third pixel 505 Or repeatedly arranged, the fourth pixel 506 and the second pixel 504 are symmetrically arranged or repeatedly arranged along the adjacent edges of the second pixel 504 and the fourth pixel 506 .
  • the first sub-pixel 5031 of the first pixel 503 and the second sub-pixel 5032 and the third sub-pixel 5033 of the first pixel 503 are respectively located in the first bank 5011 the two sides of the second pixel 504; the first sub-pixel 5041 of the second pixel 504 and the second sub-pixel 5042 and the third sub-pixel 5043 of the second pixel 504 are located in the other corresponding Both sides of the first bank 5011.
  • first sub-pixel 5051 of the third pixel 505 and the second sub-pixel 5052 and the third sub-pixel 5053 of the third pixel 505 are located in the corresponding On both sides of a bank 5011, the first sub-pixel 5061 of the fourth pixel 506, the second sub-pixel 5062 and the third sub-pixel 5063 of the fourth pixel 506 are located on the other side, respectively Corresponding to both sides of the first bank 5011 .
  • the third sub-pixel 5033 of the first pixel 503 is disposed adjacent to the second sub-pixel 5052 or the third sub-pixel 5053 of the third pixel 505; the second sub-pixel 504
  • the third sub-pixel 5043 is disposed adjacent to the second sub-pixel 5062 or the third sub-pixel 5063 of the fourth pixel 506 .
  • the pixel 5042 and the third sub-pixel 5043 are arranged adjacently.
  • the color filter is adjacent to the first pixel
  • the third color filter unit corresponding to the third sub-pixel 5033 of 503 and the third color filter unit corresponding to the third sub-pixel 5053 of the third pixel 505 in the color filter may be integrally formed, to increase the aperture ratio of the pixel.
  • the color filter is similar to the first pixel 503 to the third sub-pixel
  • the third color filter unit corresponding to the third sub-pixel of the fourth pixel 506 is integrally formed; or when the second sub-pixels of the first pixel 503 to the fourth pixel 506 are all adjacent, the The second color filter units corresponding to the second sub-pixels of the first pixel 503 to the fourth pixel 506 in the color filter are integrally formed.
  • the display motherboard may further include a second bank extending along the second direction y, and two ends of the second bank are respectively aligned with the two first banks 5011 connected; the second bank is located between the second sub-pixel and the third sub-pixel, or located at the center of the first sub-pixel, or located on both sides of the first sub-pixel.
  • first display panel 510 and the second display panel 511 may also be the same, which will not be repeated here.
  • the present application also provides a display device, including any of the above-mentioned display panels.

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Abstract

本申请提供一种显示面板、显示母板及显示装置。显示面板中每一像素重复单元包括第一像素，第一像素包括长边沿第一方向延伸的第一子像素，以及沿第一方向排列的第二子像素和第三子像素，第一子像素与第二子像素、第三子像素分别位于对应的第一隔堤两侧，以减少第一隔堤的数量，进而增大像素面积占比，有利于实现量产。

Description

显示面板、显示母板及显示装置 技术领域
本申请涉及显示技术领域，尤其涉及一种显示面板、显示母板及显示装置。
 背景技术
为使蓝色子像素具有较高的开口率，会对红、绿子像素的尺寸进行压缩，严重的会使红、绿子像素的尺寸无法满足Line-Bank打印方式（即线状隔堤打印方式：在同一隔堤区域内打印一整条同颜色的子像素）的制程要求。
 技术问题
本申请实施例提供一种显示面板、显示母板及显示装置，可以兼顾像素开口率要求及打印制程要求。
 技术解决方案
本申请实施例提供一种显示面板，包括：间隔设置的多个第一隔堤，每一所述第一隔堤沿第一方向延伸，多个所述第一隔堤沿第二方向排列；多个像素重复单元，每一所述像素重复单元包括第一像素，所述第一像素包括第一子像素，以及沿所述第一方向排列的第二子像素和第三子像素；所述第一子像素的长边沿所述第一方向延伸。其中，所述第一像素的所述第一子像素，与所述第一像素的所述第二子像素和所述第三子像素分别位于对应的所述第一隔堤的两侧。
本申请还提供一种显示母板，所述显示母板包括：间隔设置的多个第一隔堤，每一所述第一隔堤沿第一方向延伸，多个所述第一隔堤沿第二方向排列；多个显示面板，包括尺寸不同的第一显示面板和第二显示面板，所述第一显示面板的长边与所述第一隔堤平行，所述第二显示面板的短边与所述第一隔堤平行。其中，每一所述第一显示面板包括多个像素重复单元，每一所述像素重复单元包括多个像素，每一所述像素包括第一子像素，以及沿第一方向排列的第二子像素和第三子像素。所述第一子像素的长轴与所述第一隔堤平行，所述第一子像素与沿第一方向排列的所述第二子像素和所述第三子像素分别位于所述第一隔堤的两侧。
本申请还提供一种显示装置，包括上述的任一种显示面板。
 有益效果
相较于现有技术，本申请实施例提供一种显示面板、显示母板及显示装置，所述显示面板包括：间隔设置的多个第一隔堤，每一所述第一隔堤沿第一方向延伸，多个所述第一隔堤沿第二方向排列；多个像素重复单元，每一所述像素重复单元包括第一像素，所述第一像素包括第一子像素，以及沿所述第一方向排列的第二子像素和第三子像素；所述第一子像素的长边沿所述第一方向延伸。其中，所述第一像素的所述第一子像素，与所述第一像素的所述第二子像素和所述第三子像素分别位于对应的所述第一隔堤的两侧。相对于现有技术中，所述第一子像素、所述第二子像素及所述第三子像素沿所述第二方向排列时需设置3个第一隔堤，本申请的实施例中将所述第二子像素和所述第三子像素沿第一方向排列，并与所述第一子像素分别位于所述第一隔堤的两侧，可以减少所述第一隔堤的数量，进而增大像素面积占比，以使所述显示面板兼顾开口率要求及打印制程要求，有利于实现量产。
 附图说明
图1A~图1B为本申请的实施例提供的显示面板的结构示意图；
图2A~图2G为本申请的实施例提供的像素重复单元的结构示意图；
图3A~图3C为本申请的实施例提供的第一发光材料、第二发光材料及第三发光材料与第一隔堤的结构示意图；
图4A~图4B为本申请的实施例提供的子像素修复的结构示意图；
图5A~图5B为本申请的实施例提供的显示母板的结构示意图。
 本发明的实施方式
为使本申请的目的、技术方案及效果更加清楚、明确，以下参照附图并举实施例对本申请进一步详细说明。应当理解，此处所描述的具体实施例仅用以解释本申请，并不用于限定本申请。
请参阅图1A~图1B，其为本申请的实施例提供的显示面板的结构示意图；如图2A~图2G为本申请的实施例提供的像素重复单元的结构示意图。
本申请实施例提供一种显示面板，可选地，所述显示面板为有机发光二极管（Organic Light-Emitting Diode，OLED）显示面板。
所述显示面板包括：间隔设置的多个第一隔堤101，每一所述第一隔堤101沿第一方向x延伸，多个所述第一隔堤101沿第二方向y排列；以及多个像素重复单元102，每一所述像素重复单元102包括多个像素，每一所述像素包括多个子像素。
其中，多个所述像素包括第一像素103，所述第一像素103包括第一子像素1031，第二子像素1032及第三子像素1033。所述第一像素103的所述第一子像素1031的长边沿所述第一方向x延伸，即所述第一像素103的所述第一子像素1031的长轴平行于所述第一隔堤101；所述第一像素103的所述第二子像素1032和所述第三子像素1033沿所述第一方向x排列。所述第一像素103的所述第一子像素1031，与所述第一像素103的所述第二子像素1032和所述第三子像素1033分别位于对应的所述第一隔堤101的两侧。
相对于现有技术中，所述第一子像素1031、所述第二子像素1032及所述第三子像素1033沿所述第二方向y排列时需设置3个第一隔堤，本申请的实施例中将所述第二子像素1032和所述第三子像素1033沿第一方向x排列，并与所述第一子像素1031分别位于所述第一隔堤101的两侧，可以减少所述第一隔堤101的数量，进而增大像素面积占比，以使所述显示面板兼顾开口率及打印制程要求，降低所述显示面板的制程难度，有利于实现量产，实现显示面板的高分辨率设计。
可选地，所述第一子像素1031、所述第二子像素1032和所述第三子像素1033的发出的光的颜色不同。进一步地，所述第一子像素1031、所述第二子像素1032和所述第三子像素1033的发出的光的颜色包括蓝色、红色、绿色、白色。更进一步地，所述第一子像素1031、所述第二子像素1032和所述第三子像素1033的发出的光的颜色依次为蓝色、红色、绿色，以使发出蓝色光的所述第一子像素1031具有较大的开口率，改善发出蓝色光的所述第一子像素1031发光效率欠佳的问题。
进一步地，每一所述像素重复单元102的多个所述像素还包括第二像素104，所述第二像素104沿所述第二方向y排列在所述第一像素103的一侧，所述第二像素104与所述第一像素103沿所述第二像素104和所述第一像素103相邻的边缘对称设置，所述第二像素104包括第一子像素1041，以及沿所述第一方向x排列的第二子像素1042和第三子像素1043。所述第二像素104的所述第一子像素1041沿所述第一方向x延伸，即所述第二像素104的所述第一子像素1041的长轴平行于所述第一隔堤101；所述第二像素104的所述第一子像素1041，与所述第二像素104的所述第二子像素1042和所述第三子像素1043分别位于另一对应的所述第一隔堤101的两侧。
具体地，所述第一隔堤101包括第一子隔堤1011和第二子隔堤1012。请参阅图2A~图2B和图2D，所述第一像素103的所述第一子像素1031位于所述第一子隔堤1011的第一侧1011a，所述第一像素103的所述第二子像素1032和所述第一像素103的所述第三子像素1033在第一方向x上相邻设置，所述第一像素103的所述第二子像素1032和所述第一像素103的第三子像素1033位于所述第一子隔堤1011的第二侧1011b。
所述第二像素104的所述第一子像素1041位于所述第二子隔堤1012的第二侧1012b，所述第二像素104的所述第二子像素1042和所述第二像素104的所述第三子像素1043在第一方向x上相邻设置，所述第二像素104的所述第二子像素1042和所述第二像素104的第三子像素1043位于所述第二子隔堤1012的第一侧1012a。
其中，所述第一子隔堤1011的第一侧1011a和所述第二子隔堤1012的所述第二侧1012b相邻，以使所述第一像素103与所述第二像素104中均包括1个所述第一隔堤101，从而降低了所述第一隔堤101的数量，有利于提高所述第一像素103和所述第二像素104的开口率。
此外，所述第一隔堤101还可包括第三子隔堤1013。具体地，请继续参阅图2C，所述第一像素103的所述第一子像素1031位于所述第一子隔堤1011的第一侧1011a，所述第一像素103的所述第二子像素1032和所述第一像素103的第三子像素1033位于所述第一子隔堤1011的第二侧1011b。所述第二像素104的所述第一子像素1041位于所述第二子隔堤1012的第一侧1012a，所述第二像素104的所述第二子像素1042和所述第二像素104的第三子像素1043位于所述第二子隔堤1012的第二侧1012b。
其中，所述第一像素103与所述第二像素104分别位于所述第三子隔堤1013的两侧，从而使所述第一像素103与所述第二像素104共包括3个所述第一隔堤101，即平均所述第一像素103及所述第二像素104分别仅包括1.5个所述第一隔堤101。相较于现有技术中每个像素中包括3个第一隔堤的设计，减少了所述第一隔堤101的数量，有利于提高所述第一像素103和所述第二像素104的开口率。
进一步地，请继续参阅图2A~图2D，每一所述像素重复单元102的多个所述像素还包括沿所述第二方向y排列的第三像素105和所述第四像素106，所述第三像素105沿所述第一方向x排列在所述第一像素103的一侧，所述第三像素105与所述第一像素103沿所述第一像素103和所述第三像素105相邻的边缘对称设置，所述第四像素106沿所述第一方向x排列在所述第二像素104的一侧，所述第四像素106与所述第二像素104沿所述第二像素104和所述第四像素106相邻的边缘对称设置。
其中，所述第三像素105及所述第四像素106均包括长边沿所述第一方向x延伸的第一子像素，以及沿所述第一方向x排列的第二子像素和第三子像素，所述第三像素105的所述第一子像素1051，与所述第三像素105的所述第二子像素1052和所述第三子像素1053分别位于对应的所述第一隔堤101的两侧，所述第四像素106的所述第一子像素1061，与所述第四像素106的所述第二子像素1062和所述第三子像素1063分别位于另一对应的所述第一隔堤101的两侧。
具体地，请参阅图2A~图2D，所述第三像素105包括长轴平行于所述第一隔堤101的第一子像素1051，以及沿所述第一方向x排列的第二子像素1052和第三子像素1053，所述第三像素105的所述第一子像素1051位于所述第一子隔堤1011的所述第一侧1011a，所述第三像素105的所述第二子像素1052和所述第三像素105的所述第三子像素1053位于所述第一子隔堤1011的所述第二侧1011b。
其中，所述第一像素103的所述第一子像素1031与所述第三像素105的所述第一子像素1051相邻，所述第三像素105的所述第二子像素1052及所述第三子像素1053沿所述第一方向x排列在所述第一像素103的所述第三子像素1033的一侧。即所述第三像素105的所述第二子像素1052及所述第三子像素1053可以沿第一边缘100a与所述第一像素103的所述第二子像素1032及所述第三子像素1033对称设置，如图2A和图2C~图2D所示；所述第三像素105的所述第二子像素1052及所述第三子像素1053也可以与所述第一像素103的所述第二子像素1032及所述第三子像素1033排列相同，如图2B所示，使得所述第一像素103与所述第三像素105共用所述第一子隔堤1011，降低了所述显示面板中所需的所述第一隔堤101的数量。
请继续参阅图2A~图2B及图2D，所述第四像素106包括长轴平行于所述第一隔堤101的第一子像素1061，以及沿所述第一方向x排列的第二子像素1062和第三子像素1063，所述第四像素106的所述第一子像素1061位于所述第二子隔堤1012的所述第二侧1012b，所述第四像素106的所述第二子像素1062和所述第四像素106的所述第三子像素1063位于所述第二子隔堤1012的所述第一侧1012a。其中，所述第二像素104的所述第一子像素1041与所述第四像素106的所述第一子像素1061相邻，所述第四像素106的所述第二子像素1062及所述第三子像素1063沿所述第一方向x排列在所述第二像素104的所述第三子像素1043的一侧。即所述第四像素106的所述第二子像素1062及所述第三子像素1063可以沿所述第一边缘100a与所述第二像素104的所述第二像素1042及所述第三子像素1043对称设置，如图2A和图2D所示；所述第四像素106的所述第二子像素1062及所述第三子像素1063也可以与所述第二像素104的所述第二子像素1042及所述第三子像素1043排列相同，如图2B所示，以使所述第二像素104与所述第四像素106共用所述第二子隔堤1012，降低了所述显示面板中所需的所述第一隔堤101的数量。
请继续参阅图2C，所述第四像素106的所述第一子像素1061位于所述第二子隔堤1012的第一侧1012a，所述第四像素106的所述第二子像素1062和所述第四像素106的所述第三子像素1063位于所述第二子隔堤1012的第二侧1012b。所述第三像素105与所述第四像素106分别位于所述第三子隔堤1013的两侧，从而使所述第三像素105与所述第四像素106之间仅包括3个所述第一隔堤101，即平均所述第三像素105及所述第四像素106分别仅包括1.5个所述第一隔堤101，减少了所述第一隔堤101的数量，有利于提高所述第三像素105和所述第四像素106的开口率。
可以理解的，每一所述像素重复单元102中的相邻的像素可共用部分子像素。具体地，请参阅图2D，每一所述像素重复单元102的多个所述像素还包括第五像素107，所述第五像素107沿第二方向排列在所述第二像素104远离所述第一像素103的一侧。所述第一隔堤101还包括第四子隔堤1014，所述第二像素104的所述第二子像素1042和所述第三子像素1043位于所述第二子隔堤1012和所述第四子隔堤1014之间，所述第二像素104的所述第一子像素1041位于所述第二子隔堤1012远离所述第四子隔堤1014的一侧，所述第五像素107的第一子像素1071位于所述第四子隔堤1014远离所述第二子隔堤1012的一侧，以使所述第五像素107与所述第二像素104共用所述第二像素104的所述第二子像素1042和所述第三子像素1043，即所述第二子像素1042与所述第五像素107的所述第二子像素1072为同一子像素，所述第三子像素1043与所述第五像素107的所述第三子像素1073为同一子像素，以在固有的布局空间上增大所述显示面板设置的像素的个数，有利于实现所述显示面板的高分辨率设计。此外，每一所述像素重复单元102的多个所述像素还可包括第六像素、第七像素等，在此不再进行赘述。
进一步地，为避免沿第一方向x相邻的两个子像素或相邻两像素之间出现混色，所述显示面板还包括：第二隔堤110，沿第二方向y延伸，所述第二隔堤110的两端分别与两条所述第一隔堤101相接；所述第二隔堤110位于所述第二子像素与所述第三子像素之间，或位于所述第一子像素两侧。
具体地，请参阅图2E~图2G，所述第二隔堤110位于所述第一像素103的所述第二子像素1032和所述第三子像素1033之间；和/或，所述第二隔堤110位于所述第二像素104的所述第二子像素1042和所述第三子像素1043之间；和/或，所述第二隔堤110位于所述第三像素105的所述第二子像素1052和所述第三子像素1053之间；和/或，所述第二隔堤110位于所述第四像素106的所述第二子像素1062和所述第三子像素1063之间，如图2E所示；和/或，所述第二隔堤110位于所述第一像素103的所述第一子像素1031的中心处；和/或，所述第二隔堤110位于所述第二像素104的所述第一子像素1041的中心处；和/或，所述第二隔堤110位于所述第三像素105的所述第一子像素1051的中心处；和/或，所述第二隔堤110位于所述第四像素106的所述第一子像素1061的中心处，如图2F所示；和/或，所述第二隔堤110位于所述第一像素103的所述第一子像素1031和所述第三像素105的所述第一子像素1051之间；和/或，所述第二隔堤110位于所述第二像素104的所述第一子像素1041和所述第四像素106的所述第一子像素1061之间，如图2G所示。进一步地，所述第二隔堤110垂直于所述第一隔堤101。
请参阅图3A~图3C为本申请的实施例提供的第一发光材料、第二发光材料及第三发光材料与第一隔堤的结构示意图。每一所述第一子像素3011包括第一发光材料301，每一所述第二子像素3012包括第二发光材料302，每一所述第三子像素3013包括第三发光材料303，相邻两所述第一隔堤101之间的所述第一子像素3011的所述第一发光材料301一体制成，相邻两所述第一隔堤101之间的所述第二子像素3012的所述第二发光材料302和所述第三子像素3013的所述第三发光材料303相同且一体制成。
具体地，请继续参阅图2A~图2D及图3A~图3C，相邻两所述第一隔堤101之间的所述第一子像素3011包括所述第一像素103的所述第一子像素1031、所述第二像素104的所述第一子像素1041、所述第三像素105的所述第一子像素1051及所述第四像素106的所述第一子像素1061。其中，所述第一像素103的所述第一子像素1031、所述第二像素104的所述第一子像素1041、所述第三像素105的所述第一子像素1051及所述第四像素106的所述第一子像素1061均包括位于两所述第一隔堤101内的所述第一发光材料301。
与之相似地，所述第二子像素3012包括所述第一像素103的所述第二子像素1032、所述第二像素104的所述第二子像素1042、所述第三像素105的所述第二子像素1052及所述第四像素106的所述第二子像素1062；所述第三子像素3013包括所述第一像素103的所述第三子像素1033、所述第二像素104的所述第三子像素1043、所述第三像素105的所述第三子像素1053及所述第四像素106的所述第三子像素1063；其中，所述第二发光材料302与所述第三发光材料303同时形成于相同的两所述第一隔堤101之间，以使所述第一像素103的所述第二子像素1032、所述第二像素104的所述第二子像素1042、所述第三像素105的所述第二子像素1052、所述第四像素106的所述第二子像素1062、所述第一像素103的所述第三子像素1033、所述第二像素104的所述第三子像素1043、所述第三像素105的所述第三子像素1053及所述第四像素106的所述第三子像素1063分别包括所述第二发光材料302与所述第三发光材料303，从而在提高开口率的同时减少制程工序。
进一步地，所述第一发光材料301、所述第二发光材料302及所述第三发光材料303的发光颜色包括蓝色、红色、绿色、黄色、白色。更进一步地，所述第一发光材料301的发光颜色为蓝色、所述第二发光材料302及所述第三发光材料303的发光颜色包括蓝色、红色、绿色、黄色、白色中的一种，以提高所述第一子像素3011的开口率，并避免所述第二子像素3012及所述第三子像素3013出现宽度过小，无法满足制程要求的问题。
可以理解的，所述显示面板还包括彩色滤光片，所述彩色滤光片包括：与所述第一子像素3011对应的第一滤色单元、与所述第二子像素3012对应的第二滤色单元、与所述第三子像素3013对应的第三滤色单元，其中，所述第一滤色单元、所述第二滤色单元与所述第三滤色单元的颜色不同，以使所述彩色滤光片配合所述第一子像素3011、所述第二子像素3012及所述第三子像素3013实现所述显示面板的全彩显示。进一步地，所述第二滤色单元为红色滤色单元或绿色滤色单元的其中之一，所述第三滤色单元为红色滤色单元或绿色滤色单元的其中另一。
此外，所述第一发光材料301、所述第二发光材料302及所述第三发光材料303，和/或所述第一滤色单元、所述第二滤色单元及所述第三滤色单元还包括量子点材料、钙钛矿材料、荧光材料等，以提高发光效率。
请继续参阅图3A~图3C，相邻两所述第一隔堤101之间的所述第一子像素3011的所述第一发光材料301具有第一宽度W1，相邻两所述第一隔堤101之间的所述第二子像素3012的所述第二发光材料302和所述第三子像素3013的所述第三发光材料303具有第二宽度W2，其中，所述第一宽度W1大于或等于所述第二宽度W2。
进一步地，请参阅图2A~图2B及图3A~图3B，所述第一宽度W1等于所述第一像素103的所述第一子像素1031及所述第二像素104的所述第一子像素1041的短轴长度之和。
如图4A~图4B，其为本申请的实施例提供的子像素修复的结构示意图。在显示面板的制程中，受制程工艺等因素影响，所述显示面板中的像素驱动电路与子像素之间会出现断线或短接等问题，影响显示面板的显示质量。因此，为降低制程中出现的断线或短接等问题对显示面板的影响，采用如图4A~图4B所示的修复方式，实现子像素与像素驱动电路的电性连接。
具体地，以像素驱动电路包括3T1C(3个晶体管和1个电容)的结构进行说明，若第一子像素401与第一像素驱动电路G1之间出现断线或短接等问题，则可采用激光切割A点，断开所述第一子像素401与所述第一像素驱动电路G1的联系，然后利用激光熔接实现第一子像素401和第二像素驱动电路G2的电性连接，使所述第二像素电路G2可以同时驱动所述第一子像素401及第二子像素402，以此实现所述第一子像素401与像素驱动电路的电性连接。其中，所述第一子像素401与所述第二子像素402的发光颜色相同。Vdata为数据信号，Cst为存储电容，T1、T2、T3为晶体管，VDD及VSS为电源信号，WR与RD为控制信号，Monitor为检测信号。
具体地，请参阅图2A、图3A和4B，所述第一子像素401和所述第二子像素402可以分别为所述第一像素103的所述第一子像素1031和所述第二像素104的所述第一子像素1041。每一所述像素重复单元还包括第一电极层，所述第一发光材料301、所述第二发光材料302及所述第三发光材料303分别位于所述第一电极层上，所述第一电极层包括多个电极部4031和从所述电极部4031延伸出的桥接部4032，所述桥接部4032电性连接于所述像素驱动电路；其中，在俯视视角下，多个所述桥接部4032位于相邻的两条所述第一隔堤101之间的中心线101a的两侧，且靠近所述中心线101a。
进一步地，所述电极部4031包括位于所述中心线101a两侧的第一电极部4031a和第二电极部4031b，所述桥接部4032包括从所述第一电极部4031a延伸出的第一桥接部4032a和从所述第二电极部4031b延伸出的第二桥接部4032b，所述像素驱动电路包括与所述第一桥接部4032a电性连接的第一像素驱动电路和与所述第二桥接部4032b电性连接的第二像素驱动电路；其中，所述第一像素103的所述第一子像素1031包括所述第一电极部4031a，所述第二像素104的所述第一子像素1041包括所述第二电极部4031b，在所述第一桥接部4032a与所述第一像素驱动电路电性连接失效时，所述第一桥接部4032a通过镭射工艺切断与所述第一像素驱动电路的连接，所述第二桥接部4032b通过镭射工艺与所述第一电极部4031a熔接。
与之相似地，所述第一子像素401和所述第二子像素402还可以分别为所述第二像素104的所述第二子像素1042和所述第一像素103的所述第二子像素1032，或所述第一子像素401和所述第二子像素402还可以分别为所述第二像素104的所述第三子像素1043和所述第一像素103的所述第三子像素1033等，以使相邻的同颜色的子像素通过激光熔接实现像素的修复。可以理解的，所述像素驱动电路还可为5T1C、7T1C、7T2C等形式，在此不再进行赘述。
请继续参阅图1B，所述显示面板还包括基板111，多个所述像素驱动电路112及所述像素重复单元102均位于所述基板111上，相邻的两所述第一隔堤101之间形成有凹槽101b，所述第一发光材料位于所述凹槽101b内，所述第二发光材料和所述第三发光材料位于同一所述凹槽101b内。其中，所述第一隔堤101可由双层隔堤材料Bank1和Bank2制成，以改善所述第一隔堤101对平坦层PLN及所述第一电极层的浸润性。
所述显示面板还包括位于所述基板111上的遮光层LS、缓冲层BL、绝缘层IL、保护层PVS、平坦层PLN。所述像素驱动电路112包括晶体管，所述晶体管包括：有源层AL，位于有源层AL上的栅绝缘层GI，位于所述栅绝缘层GI上且与所述有源层AL对位设置的栅极G，与所述有源层AL电性连接的源极S和漏极D。
此外，所述显示面板还包括与所述有源层AL同层制备的电容基板层AL1，与所述源极S和所述漏极D同层制备的源漏极层SD，所述电容基板层AL1分别与所述遮光层LS、所述源漏极层SD形成电容。
如图5A~图5B所示，其为本申请的实施例提供的显示母板的结构示意图。本申请的实施例还提供一种显示母板，所述显示母板包括：间隔设置的多个第一隔堤5011，每一所述第一隔堤5011沿第一方向x延伸，多个所述第一隔堤5011沿第二方向y排列；多个显示面板，包括尺寸不同的第一显示面板510和第二显示面板511，所述第一显示面板510的长边与所述第一隔堤5011平行，所述第二显示面板511的短边与所述第一隔堤5011平行。
其中，每一所述第一显示面板510及每一所述第二显示面板511均包括多个像素重复单元502，每一所述像素重复单元502包括多个像素，每一所述像素包括第一子像素，以及沿所述第一方向x排列的第二子像素和第三子像素；所述第一子像素与沿第一方向x排列的所述第二子像素和所述第三子像素分别位于所述第一隔堤5011的两侧，所述第一子像素的长轴平行于所述第一隔堤5011。相对于现有技术中，所述第一子像素、所述第二子像素及所述第三子像素沿所述第二方向y排列时需设置3个所述第一隔堤，本申请的实施例中将所述第二子像素和所述第三子像素沿第一方向排列，并与所述第一子像素分别位于所述第一隔堤的两侧，可以减少所述第一隔堤的数量，进而增大像素面积占比，以使所述显示面板兼顾开口率要求及打印制程要求，有利于实现量产
进一步地，所述第一子像素包括第一发光材料，所述第二子像素包括第二发光材料，所述第三子像素包括第三发光材料，相邻两所述第一隔堤5011之间的所述第一子像素的所述第一发光材料一体制成，相邻两所述第一隔堤之间的所述第二子像素的所述第二发光材料和所述第三子像素的所述第三发光材料相同且一体制成，以使所述显示母板可采用线性隔堤打印方式实现不同尺寸的显示面板的同时打印像素，打印方向如图5A中的箭头所示，有助于简化制程工序，降低显示面板的制程难度，有利于实现量产，实现显示面板的高分辨率设计。
进一步地，所述第一发光材料、所述第二发光材料及所述第三发光材料的发光颜色包括蓝色、红色、绿色、黄色、白色。更进一步地，所述第一发光材料的发光颜色为蓝色、所述第二发光材料及所述第三发光材料的发光颜色包括蓝色、红色、绿色、黄色、白色中的一种，以提高所述第一子像素的开口率，并避免所述第二子像素及所述第三子像素出现宽度过小，无法满足制程要求的问题。
可以理解的，所述第一显示面板510和所述第二显示面板511均包括彩色滤光片，所述彩色滤光片包括：与所述第一子像素对应的第一滤色单元、与所述第二子像素对应的第二滤色单元、与所述第三子像素对应的第三滤色单元，其中，所述第一滤色单元、所述第二滤色单元与所述第三滤色单元的颜色不同，以使所述彩色滤光片配合所述第一子像素、所述第二子像素及所述第三子像素实现所述显示面板的全彩显示。进一步地，所述第二滤色单元为红色滤色单元或绿色滤色单元的其中之一，所述第三滤色单元为红色滤色单元或绿色滤色单元的其中另一。
此外，所述第一发光材料、所述第二发光材料及所述第三发光材料，和/或所述第一滤色单元、所述第二滤色单元及所述第三滤色单元还包括量子点材料、钙钛矿材料、荧光材料等，以提高发光效率。
进一步地，请参阅图5B，所述像素包括沿第二方向y排列的第一像素503和第二像素504，以及沿所述第一方向x排列在所述第一像素503的一侧的第三像素505，沿所述第一方向x排列在所述第二像素504的一侧的第四像素506；其中，所述第二像素504与所述第一像素503沿所述第二像素504和所述第一像素503相邻的边缘对称设置或重复设置；所述第三像素505与所述第一像素503沿所述第一像素503和所述第三像素505相邻的边缘对称设置或重复设置，所述第四像素506与所述第二像素504沿所述第二像素504和所述第四像素506相邻的边缘对称设置或重复设置。
即所述第一像素503的所述第一子像素5031，与所述第一像素503的所述第二子像素5032和所述第三子像素5033分别位于对应的所述第一隔堤5011的两侧；所述第二像素504的所述第一子像素5041，与所述第二像素504的所述第二子像素5042和所述第三子像素5043分别位于另一对应的所述第一隔堤5011的两侧。与之相似地，所述第三像素505的所述第一子像素5051，与所述第三像素505的所述第二子像素5052和所述第三子像素5053分别位于对应的所述第一隔堤5011的两侧，所述第四像素506的所述第一子像素5061，与所述第四像素506的所述第二子像素5062和所述第三子像素5063分别位于另一对应的所述第一隔堤5011的两侧。所述第一像素503的所述第三子像素5033与所述第三像素505的所述第二子像素5052或所述第三子像素5053相邻设置；所述第二像素504的所述第三子像素5043与所述第四像素506的所述第二子像素5062或所述第三子像素5063相邻设置。所述第一像素503的所述第二子像素5032和所述第三子像素5033与所述第二像素504的所述第一子像素5041或所述第二像素504的所述第二子像素5042和所述第三子像素5043相邻设置。
其中，在所述第一像素503的所述第三子像素5033与所述第三像素505的所述第三子像素5053相邻设置时，所述彩色滤光片中与所述第一像素503的所述第三子像素5033对应的第三滤色单元和所述彩色滤光片中与所述第三像素505的所述第三子像素5053对应的第三滤色单元可一体形成，以增大像素的开口率。与之相似地，还可得到所述第一像素503至所述第四像素506的所述第三子像素均相邻时，所述彩色滤光片中与所述第一像素503至所述第四像素506的所述第三子像素对应的所述第三滤色单元一体形成；或所述第一像素503至所述第四像素506的所述第二子像素均相邻时，所述彩色滤光片中与所述第一像素503至所述第四像素506的所述第二子像素对应的所述第二滤色单元一体形成。
进一步地，所述显示母板还可以包括第二隔堤，所述第二隔堤沿第二方向y延伸，所述第二隔堤的两端分别与两条所述第一隔堤5011相接；所述第二隔堤位于所述第二子像素与所述第三子像素之间，或位于所述第一子像素的中心处，或位于所述第一子像素两侧。
此外，所述第一显示面板510和所述第二显示面板511的尺寸亦可相同，在此不再进行赘述。
本申请还提供一种显示装置，包括上述的任一种显示面板。
在上述实施例中，对各个实施例的描述都各有侧重，某个实施例中没有详述的部分，可以参见其他实施例的相关描述。本文中应用了具体个例对本申请的原理及实施方式进行了阐述，以上实施例的说明只是用于帮助理解本申请的技术方案及其核心思想；本领域的普通技术人员应当理解：其依然可以对前述各实施例所记载的技术方案进行修改，或者对其中部分技术特征进行等同替换；而这些修改或者替换，并不使相应技术方案的本质脱离本申请各实施例的技术方案的范围。

Claims (20)

  1. 一种显示面板，其中，包括：
    间隔设置的多个第一隔堤，每一所述第一隔堤沿第一方向延伸，多个所述第一隔堤沿第二方向排列；
    多个像素重复单元，每一所述像素重复单元包括第一像素，所述第一像素包括第一子像素，所述第一子像素的长边沿所述第一方向延伸；以及，沿所述第一方向排列的第二子像素和第三子像素；
    其中，所述第一像素的所述第一子像素，与所述第一像素的所述第二子像素和所述第三子像素分别位于对应的所述第一隔堤的两侧。
  2. 根据权利要求1所述的显示面板，其中，每一所述像素重复单元还包括第二像素，所述第二像素沿所述第二方向排列在所述第一像素的一侧，所述第二像素与所述第一像素沿所述第二像素和所述第一像素相邻的边缘对称设置，所述第二像素包括长边沿所述第一方向延伸的第一子像素，以及沿所述第一方向排列的第二子像素和第三子像素，所述第二像素的所述第一子像素，与所述第二像素的所述第二子像素和所述第三子像素分别位于另一对应的所述第一隔堤的两侧。
  3. 根据权利要求2所述的显示面板，其中，每一所述像素重复单元还包括沿所述第二方向排列的第三像素和第四像素，所述第三像素沿所述第一方向排列在所述第一像素的一侧，所述第三像素与所述第一像素沿所述第一像素和所述第三像素相邻的边缘对称设置，所述第四像素沿所述第一方向排列在所述第二像素的一侧，所述第四像素与所述第二像素沿所述第二像素和所述第四像素相邻的边缘对称设置，所述第三像素及所述第四像素均包括长边沿所述第一方向延伸的第一子像素，以及沿所述第一方向排列的第二子像素和第三子像素，所述第三像素的所述第一子像素，与所述第三像素的所述第二子像素和所述第三子像素分别位于对应的所述第一隔堤的两侧，所述第四像素的所述第一子像素，与所述第四像素的所述第二子像素和所述第三子像素分别位于另一对应的所述第一隔堤的两侧。
  4. 根据权利要求3所述的显示面板，其中，每一所述第一子像素包括第一发光材料，每一所述第二子像素包括第二发光材料，每一所述第三子像素包括第三发光材料，相邻两所述第一隔堤之间的所述第一子像素的所述第一发光材料一体制成，相邻两所述第一隔堤之间的所述第二子像素的所述第二发光材料和所述第三子像素的所述第三发光材料相同且一体制成。
  5. 根据权利要求4所述的显示面板，其中，相邻两所述第一隔堤之间的所述第一子像素的所述第一发光材料具有第一宽度，相邻两所述第一隔堤之间的所述第二子像素的所述第二发光材料和所述第三子像素的所述第三发光材料具有第二宽度，其中，所述第一宽度大于或等于所述第二宽度。
  6. 根据权利要求5所述的显示面板，其中，所述第一宽度等于所述第一像素的所述第一子像素及所述第二像素的所述第一子像素的短轴长度之和。
  7. 根据权利要求4所述的显示面板，其中，所述显示面板还包括彩色滤光片，所述彩色滤光片包括：与所述第二子像素对应的第二滤色单元，与所述第三子像素对应的第三滤色单元；其中，所述第二滤色单元与所述第三滤色单元的颜色不同。
  8. 根据权利要求7所述的显示面板，其中，所述第二滤色单元为红色滤色单元或绿色滤色单元的其中之一，所述第三滤色单元为红色滤色单元或绿色滤色单元的其中另一。
  9. 根据权利要求4所述的显示面板，其中，所述第一发光材料的发光颜色为蓝色，所述第二发光材料和所述第三发光材料的发光颜色为红色、黄色、绿色或白色。
  10. 根据权利要求4所述的显示面板，其中，还包括像素驱动电路，每一所述像素重复单元还包括第一电极层，所述第一发光材料、所述第二发光材料及所述第三发光材料分别位于所述第一电极层上，所述第一电极层包括多个电极部和从所述电极部延伸出的桥接部，所述桥接部电性连接于所述像素驱动电路；其中，在俯视视角下，多个所述桥接部位于相邻的两条所述第一隔堤之间的中心线的两侧，且靠近所述中心线。
  11. 根据权利要求10所述的显示面板，其中，所述电极部包括位于所述中心线两侧的第一电极部和第二电极部，所述桥接部包括从所述第一电极部延伸出的第一桥接部和从所述第二电极部延伸出的第二桥接部，所述像素驱动电路包括与所述第一桥接部电性连接的第一像素驱动电路和与所述第二桥接部电性连接的第二像素驱动电路；其中，所述第一像素的所述第一子像素包括所述第一电极部，所述第二像素的所述第一子像素包括所述第二电极部，在所述第一桥接部与所述第一像素驱动电路电性连接失效时，所述第一桥接部通过镭射工艺切断与所述第一像素驱动电路的连接，所述第二桥接部通过镭射工艺与所述第一电极部熔接。
  12. 根据权利要求1所述的显示面板，其中，还包括：
    第二隔堤，沿第二方向延伸，所述第二隔堤的两端分别与两条所述第一隔堤相接；所述第二隔堤位于所述第二子像素与所述第三子像素之间，或位于所述第一子像素两侧。
  13. 一种显示母板，其中，所述显示母板包括：
    间隔设置的多个第一隔堤，每一所述第一隔堤沿第一方向延伸，多个所述第一隔堤沿第二方向排列；
    多个显示面板，包括尺寸不同的第一显示面板和第二显示面板，所述第一显示面板的长边与所述第一隔堤平行，所述第二显示面板的短边与所述第一隔堤平行；
    其中，每一所述第一显示面板包括多个像素重复单元，每一所述像素重复单元包括多个像素，每一所述像素包括第一子像素，以及沿所述第一方向排列的第二子像素和第三子像素；所述第一子像素的长轴与所述第一隔堤平行，所述第一子像素与沿第一方向排列的所述第二子像素和所述第三子像素分别位于所述第一隔堤的两侧。
  14. 根据权利要求13所述的显示母板，其中，所述第一子像素包括第一发光材料，所述第二子像素包括第二发光材料，所述第三子像素包括第三发光材料，相邻两所述第一隔堤之间的所述第一子像素的所述第一发光材料一体制成，相邻两所述第一隔堤之间的所述第二子像素的所述第二发光材料和所述第三子像素的所述第三发光材料相同且一体制成。
  15. 根据权利要求14所述的显示母板，其中，所述第一显示面板还包括彩色滤光片，所述彩色滤光片包括：与所述第二子像素对应的第二滤色单元，与所述第三子像素对应的第三滤色单元；其中，所述第二滤色单元与所述第三滤色单元的颜色不同。
  16. 一种显示装置，其中，包括显示面板，所述显示面板包括：
    间隔设置的多个第一隔堤，每一所述第一隔堤沿第一方向延伸，多个所述第一隔堤沿第二方向排列；
    多个像素重复单元，每一所述像素重复单元包括第一像素，所述第一像素包括第一子像素，所述第一子像素的长边沿所述第一方向延伸；以及，沿所述第一方向排列的第二子像素和第三子像素；
    其中，所述第一像素的所述第一子像素，与所述第一像素的所述第二子像素和所述第三子像素分别位于对应的所述第一隔堤的两侧。
  17. 根据权利要求16所述的显示装置，其中，每一所述像素重复单元还包括第二像素，所述第二像素沿所述第二方向排列在所述第一像素的一侧，所述第二像素与所述第一像素沿所述第二像素和所述第一像素相邻的边缘对称设置，所述第二像素包括长边沿所述第一方向延伸的第一子像素，以及沿所述第一方向排列的第二子像素和第三子像素，所述第二像素的所述第一子像素，与所述第二像素的所述第二子像素和所述第三子像素分别位于另一对应的所述第一隔堤的两侧。
  18. 根据权利要求17所述的显示装置，其中，每一所述像素重复单元还包括沿所述第二方向排列的第三像素和第四像素，所述第三像素沿所述第一方向排列在所述第一像素的一侧，所述第三像素与所述第一像素沿所述第一像素和所述第三像素相邻的边缘对称设置，所述第四像素沿所述第一方向排列在所述第二像素的一侧，所述第四像素与所述第二像素沿所述第二像素和所述第四像素相邻的边缘对称设置，所述第三像素及所述第四像素均包括长边沿所述第一方向延伸的第一子像素，以及沿所述第一方向排列的第二子像素和第三子像素，所述第三像素的所述第一子像素，与所述第三像素的所述第二子像素和所述第三子像素分别位于对应的所述第一隔堤的两侧，所述第四像素的所述第一子像素，与所述第四像素的所述第二子像素和所述第三子像素分别位于另一对应的所述第一隔堤的两侧。
  19. 根据权利要求18所述的显示装置，其中，每一所述第一子像素包括第一发光材料，每一所述第二子像素包括第二发光材料，每一所述第三子像素包括第三发光材料，相邻两所述第一隔堤之间的所述第一子像素的所述第一发光材料一体制成，相邻两所述第一隔堤之间的所述第二子像素的所述第二发光材料和所述第三子像素的所述第三发光材料相同且一体制成。
  20. 根据权利要求19所述的显示装置，其中，相邻两所述第一隔堤之间的所述第一子像素的所述第一发光材料具有第一宽度，相邻两所述第一隔堤之间的所述第二子像素的所述第二发光材料和所述第三子像素的所述第三发光材料具有第二宽度，其中，所述第一宽度大于或等于所述第二宽度。
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CN112599585A (zh) * 2020-12-30 2021-04-02 深圳市华星光电半导体显示技术有限公司 显示面板、显示母板及显示装置

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