CN112703615A - 显示基板及其制作方法 - Google Patents

显示基板及其制作方法 Download PDF

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Publication number
CN112703615A
CN112703615A CN201980001469.8A CN201980001469A CN112703615A CN 112703615 A CN112703615 A CN 112703615A CN 201980001469 A CN201980001469 A CN 201980001469A CN 112703615 A CN112703615 A CN 112703615A
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layer
carrier injection
light emitting
injection layer
sub
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CN112703615B (zh
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杨盛际
王辉
陈小川
黄冠达
王晏酩
卢鹏程
宋亚歌
刘光通
李健通
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BOE Technology Group Co Ltd
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    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K50/00—Organic light-emitting devices
    • H10K50/10—OLEDs or polymer light-emitting diodes [PLED]
    • H10K50/11—OLEDs or polymer light-emitting diodes [PLED] characterised by the electroluminescent [EL] layers
    • H10K50/125—OLEDs or polymer light-emitting diodes [PLED] characterised by the electroluminescent [EL] layers specially adapted for multicolour light emission, e.g. for emitting white light
    • H10K50/13—OLEDs or polymer light-emitting diodes [PLED] characterised by the electroluminescent [EL] layers specially adapted for multicolour light emission, e.g. for emitting white light comprising stacked EL layers within one EL unit
    • H10K50/131—OLEDs or polymer light-emitting diodes [PLED] characterised by the electroluminescent [EL] layers specially adapted for multicolour light emission, e.g. for emitting white light comprising stacked EL layers within one EL unit with spacer layers between the electroluminescent layers
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K50/00—Organic light-emitting devices
    • H10K50/10—OLEDs or polymer light-emitting diodes [PLED]
    • H10K50/14—Carrier transporting layers
    • H10K50/15—Hole transporting layers
    • H10K50/156—Hole transporting layers comprising a multilayered structure
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K50/00—Organic light-emitting devices
    • H10K50/10—OLEDs or polymer light-emitting diodes [PLED]
    • H10K50/14—Carrier transporting layers
    • H10K50/16—Electron transporting layers
    • H10K50/166—Electron transporting layers comprising a multilayered structure
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K50/00—Organic light-emitting devices
    • H10K50/10—OLEDs or polymer light-emitting diodes [PLED]
    • H10K50/17—Carrier injection layers
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K50/00—Organic light-emitting devices
    • H10K50/80—Constructional details
    • H10K50/85—Arrangements for extracting light from the devices
    • H10K50/852—Arrangements for extracting light from the devices comprising a resonant cavity structure, e.g. Bragg reflector pair
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K50/00—Organic light-emitting devices
    • H10K50/80—Constructional details
    • H10K50/86—Arrangements for improving contrast, e.g. preventing reflection of ambient light
    • 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
    • H10K59/10—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
    • H10K59/123—Connection of the pixel electrodes to the thin film transistors [TFT]
    • 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
    • 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]
    • 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
    • H10K2102/00—Constructional details relating to the organic devices covered by this subclass
    • H10K2102/301—Details of OLEDs
    • H10K2102/351—Thickness

Abstract

一种显示基板及其制作方法，该显示基板具有相邻的第一子像素区和第二子像素区，该显示基板包括衬底基板、依次设置于该衬底基板上的第一导电层、有机功能层和第二导电层，该有机功能层包括载流子注入层，该载流子注入层包括分别位于该第一子像素区和该第二子像素区的第一载流子注入层部分和第二载流子注入层部分，该显示基板还包括位于第一子像素区和第二子像素区的间隔体，该间隔体将该第一载流子注入层部分和该第二载流子注入层部分断开，该载流子注入层还包括第三载流子注入层部分，该第三载流子注入层部分位于该间隔体和该第二导电层之间，且分别与该第一载流子注入层部分和该第二载流子注入层部分断开。该显示基板可以有效防止子像素间的漏电和串色。

Description

PCT国内申请，说明书已公开。

Claims (24)

  1. PCT国内申请，权利要求书已公开。
CN201980001469.8A 2019-08-23 2019-08-23 显示基板及其制作方法 Active CN112703615B (zh)

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EP (1) EP4020609A4 (zh)
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WO2022088030A1 (zh) * 2020-10-30 2022-05-05 京东方科技集团股份有限公司 显示基板、显示面板及显示装置
CN115516641B (zh) * 2021-11-30 2024-04-05 京东方科技集团股份有限公司 显示基板及其制作方法、显示装置
CN116801669A (zh) * 2021-11-30 2023-09-22 京东方科技集团股份有限公司 显示基板以及显示装置

Citations (6)

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US20130087770A1 (en) * 2011-10-06 2013-04-11 Samsung Mobile Display Co., Ltd. Organic Light Emitting Display Device
CN104617226A (zh) * 2015-02-28 2015-05-13 京东方科技集团股份有限公司 一种阵列基板及其制作方法、显示装置及显示补偿方法
CN106158914A (zh) * 2016-07-29 2016-11-23 京东方科技集团股份有限公司 Oled阵列基板及其制作方法、oled显示面板
CN107425131A (zh) * 2017-09-13 2017-12-01 京东方科技集团股份有限公司 一种woled器件及其制作方法
CN107689385A (zh) * 2017-03-20 2018-02-13 广东聚华印刷显示技术有限公司 顶发射型电致发光显示器件及其制作方法
CN107978618A (zh) * 2016-10-24 2018-05-01 上海和辉光电有限公司 一种显示面板、显示装置及显示面板制作方法

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US9722212B2 (en) * 2011-02-14 2017-08-01 Semiconductor Energy Laboratory Co., Ltd. Lighting device, light-emitting device, and manufacturing method and manufacturing apparatus thereof
JP6076683B2 (ja) * 2012-10-17 2017-02-08 株式会社半導体エネルギー研究所 発光装置
CN104882468B (zh) * 2015-06-09 2017-12-15 京东方科技集团股份有限公司 有机电致发光显示基板及其制作方法、显示装置
CN107369702B (zh) 2017-08-16 2020-03-17 武汉华星光电半导体显示技术有限公司 一种oled显示面板及其制作方法
JP6789196B2 (ja) * 2017-09-08 2020-11-25 株式会社Ｊｏｌｅｄ 有機ｅｌ表示パネル及び有機ｅｌ表示パネルの製造方法
FR3079909B1 (fr) 2018-04-05 2022-10-14 Microoled Dispositif electroluminescent a resolution et fiabilite ameliorees

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20130087770A1 (en) * 2011-10-06 2013-04-11 Samsung Mobile Display Co., Ltd. Organic Light Emitting Display Device
CN104617226A (zh) * 2015-02-28 2015-05-13 京东方科技集团股份有限公司 一种阵列基板及其制作方法、显示装置及显示补偿方法
CN106158914A (zh) * 2016-07-29 2016-11-23 京东方科技集团股份有限公司 Oled阵列基板及其制作方法、oled显示面板
CN107978618A (zh) * 2016-10-24 2018-05-01 上海和辉光电有限公司 一种显示面板、显示装置及显示面板制作方法
CN107689385A (zh) * 2017-03-20 2018-02-13 广东聚华印刷显示技术有限公司 顶发射型电致发光显示器件及其制作方法
CN107425131A (zh) * 2017-09-13 2017-12-01 京东方科技集团股份有限公司 一种woled器件及其制作方法

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WO2021035419A1 (zh) 2021-03-04
EP4020609A4 (en) 2022-08-10
US11539017B2 (en) 2022-12-27
CN112703615B (zh) 2023-04-25
EP4020609A1 (en) 2022-06-29

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