CN115485850A - 显示基板及其制备方法、显示装置 - Google Patents

显示基板及其制备方法、显示装置 Download PDF

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Publication number
CN115485850A
CN115485850A CN202180000636.4A CN202180000636A CN115485850A CN 115485850 A CN115485850 A CN 115485850A CN 202180000636 A CN202180000636 A CN 202180000636A CN 115485850 A CN115485850 A CN 115485850A
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CN
China
Prior art keywords
layer
electrode
pixel opening
retaining wall
pixel
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Pending
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CN202180000636.4A
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English (en)
Inventor
张月
崔颖
孙力
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BOE Technology Group Co Ltd
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BOE Technology Group Co Ltd
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Publication date
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Publication of CN115485850A publication Critical patent/CN115485850A/zh
Pending legal-status Critical Current

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    • 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
    • H10K59/121—Active-matrix OLED [AMOLED] displays characterised by the geometry or disposition of pixel elements
    • H10K59/1213—Active-matrix OLED [AMOLED] displays characterised by the geometry or disposition of pixel elements the pixel elements being TFTs
    • 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
    • H10K59/10—OLED displays
    • H10K59/12—Active-matrix OLED [AMOLED] displays
    • H10K59/1201—Manufacture or treatment
    • 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
    • H10K71/00—Manufacture or treatment specially adapted for the organic devices covered by this subclass
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K71/00—Manufacture or treatment specially adapted for the organic devices covered by this subclass
    • H10K71/10—Deposition of organic active material
    • H10K71/12—Deposition of organic active material using liquid deposition, e.g. spin coating
    • H10K71/125—Deposition of organic active material using liquid deposition, e.g. spin coating using electrolytic deposition e.g. in-situ electropolymerisation
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K71/00—Manufacture or treatment specially adapted for the organic devices covered by this subclass
    • H10K71/10—Deposition of organic active material
    • H10K71/12—Deposition of organic active material using liquid deposition, e.g. spin coating
    • H10K71/13—Deposition of organic active material using liquid deposition, e.g. spin coating using printing techniques, e.g. ink-jet printing or screen printing
    • H10K71/135—Deposition of organic active material using liquid deposition, e.g. spin coating using printing techniques, e.g. ink-jet printing or screen printing using ink-jet printing
    • 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
    • H10K59/121—Active-matrix OLED [AMOLED] displays characterised by the geometry or disposition of pixel elements

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  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Electroluminescent Light Sources (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)

Abstract

一种显示基板及其制备方法、显示装置，显示基板包括基底、设置在基底上的驱动电路层和设置在驱动电路层远离基底一侧的发光结构层，驱动电路层包括晶体管，发光结构层包括第一电极、像素定义层、有机发光层和第二电极，第一电极与晶体管的漏电极连接，有机发光层位于第一电极和第二电极之间；像素定义层包括多个第一挡墙和多个第二挡墙，第一挡墙的高度小于第二挡墙的高度，第一挡墙和第二挡墙交叉限定出多个像素开口区域，像素开口区域包括第一像素开口区域和第二像素开口区域，第一像素开口区域的面积大于第二像素开口区域的面积，两个相邻的第一像素开口区域和第二像素开口区域之间通过第一挡墙隔开。

Description

PCT国内申请，说明书已公开。

Claims (18)

  1. PCT国内申请，权利要求书已公开。
CN202180000636.4A 2021-03-30 2021-03-30 显示基板及其制备方法、显示装置 Pending CN115485850A (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2021/083843 WO2022204918A1 (zh) 2021-03-30 2021-03-30 显示基板及其制备方法、显示装置

Publications (1)

Publication Number Publication Date
CN115485850A true CN115485850A (zh) 2022-12-16

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ID=83457261

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202180000636.4A Pending CN115485850A (zh) 2021-03-30 2021-03-30 显示基板及其制备方法、显示装置

Country Status (4)

Country Link
US (1) US20230363203A1 (zh)
CN (1) CN115485850A (zh)
DE (1) DE112021001208T5 (zh)
WO (1) WO2022204918A1 (zh)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20210086170A (ko) * 2019-12-31 2021-07-08 엘지디스플레이 주식회사 유기 발광 표시 장치

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007188862A (ja) * 2005-12-13 2007-07-26 Canon Inc 有機ｅｌ発光装置およびその製造方法
KR101084191B1 (ko) * 2010-02-16 2011-11-17 삼성모바일디스플레이주식회사 유기 발광 디스플레이 장치 및 그 제조 방법
CN109273499B (zh) * 2018-09-25 2021-01-22 京东方科技集团股份有限公司 阵列基板、显示面板及显示装置
CN111463353B (zh) * 2020-03-20 2023-06-30 京东方科技集团股份有限公司 一种显示基板及其制备方法、显示装置

Also Published As

Publication number Publication date
US20230363203A1 (en) 2023-11-09
WO2022204918A1 (zh) 2022-10-06
DE112021001208T5 (de) 2022-12-22

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