WO2020248901A1 - 发光二极管显示基板及其制备方法、显示面板 - Google Patents
发光二极管显示基板及其制备方法、显示面板 Download PDFInfo
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- WO2020248901A1 WO2020248901A1 PCT/CN2020/094533 CN2020094533W WO2020248901A1 WO 2020248901 A1 WO2020248901 A1 WO 2020248901A1 CN 2020094533 W CN2020094533 W CN 2020094533W WO 2020248901 A1 WO2020248901 A1 WO 2020248901A1
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- emitting diode
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- 238000002360 preparation method Methods 0.000 title abstract description 4
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- 230000000149 penetrating effect Effects 0.000 abstract description 3
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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
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- 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
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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
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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
- H10K59/122—Pixel-defining structures or layers, e.g. banks
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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
- H10K59/124—Insulating layers formed between TFT elements and OLED elements
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- 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
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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
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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
- H10K59/1201—Manufacture or treatment
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- Physics & Mathematics (AREA)
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Abstract
Description
Claims (10)
- 一种发光二极管显示基板,具有多个像素区,所述发光二极管显示基板包括基底、设置在所述基底上的像素限定层,所述像素限定层的对应所述像素区的区域中具有容纳部,所述容纳部在垂直于所述基底的方向上贯穿所述像素限定层,所述像素限定层还具有与所述容纳部对应设置的导流部,所述导流部位于其对应的所述容纳部的周边区域,且由形成在所述像素限定层的背离所述基底的一侧的部分位置的凹陷区域形成,所述凹陷区域在垂直于所述基底的方向上不贯穿所述像素限定层,所述导流部在所述基底上的正投影与其对应的所述容纳部在所述基底上的正投影直接连接。
- 根据权利要求1所述的发光二极管显示基板,还包括:位于所述像素限定层的靠近所述基底一侧的第一电极,所述第一电极的部分通过所述容纳部暴露;薄膜晶体管,其设置于所述第一电极所在层的靠近所述基底一侧;绝缘层,其设置于所述薄膜晶体管与所述第一电极所在层之间,所述绝缘层中设置有过孔,所述第一电极通过所述过孔与所述薄膜晶体管的漏极连接。
- 根据权利要求2所述的发光二极管显示基板,其中,所述导流部在所述基底上的正投影与所述过孔在所述基底上的正投影至少部分重叠。
- 根据权利要求3所述的发光二极管显示基板,其中,所述导流部在所述基底上的正投影覆盖所述过孔在所述基底上的正投影。
- 根据权利要求1所述的发光二极管显示基板,其中,形成所 述导流部的凹陷区域的深度范围为200nm至300nm。
- 根据权利要求1所述的发光二极管显示基板,还包括:发光层,其至少位于所述容纳部中。
- 一种发光二极管显示基板的制备方法,所述发光二极管显示基板具有多个像素区,所述制备方法包括:通过构图工艺在基底上形成像素限定层,并在像素限定层的对应各像素区的区域中形成容纳部和导流部,所述容纳部贯穿所述像素限定层,所述导流部位于其所述对应的所述容纳部的周边区域,且由形成在所述像素限定层的背离所述基底的一侧的部分位置的凹陷区域形成,所述凹陷区域在垂直于所述基底的方向上不贯穿所述像素限定层,所述导流部在所述基底上的正投影与其对应的所述容纳部在所述基底上的正投影直接连接。
- 根据权利要求7所述的发光二极管显示基板的制备方法,其中,所述容纳部与所述导流部通过一次构图工艺形成。
- 根据权利要求8所述的发光二极管显示基板的制备方法,还包括:在所述容纳部中形成发光二极管的发光层。
- 一种显示面板,包括权利要求1至6中任意一项所述的发光二极管显示基板。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US17/276,746 US11889707B2 (en) | 2019-06-13 | 2020-06-05 | Organic light-emitting diode display substrate and manufacturing method thereof, and display panel |
US18/538,138 US20240114728A1 (en) | 2019-06-13 | 2023-12-13 | Organic light-emitting diode display substrate and manufacturing method thereof, and display panel |
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CN201910512473.2A CN110224010B (zh) | 2019-06-13 | 2019-06-13 | Oled显示基板、显示面板、oled显示基板的制备方法 |
CN201910512473.2 | 2019-06-13 |
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US17/276,746 A-371-Of-International US11889707B2 (en) | 2019-06-13 | 2020-06-05 | Organic light-emitting diode display substrate and manufacturing method thereof, and display panel |
US18/538,138 Continuation US20240114728A1 (en) | 2019-06-13 | 2023-12-13 | Organic light-emitting diode display substrate and manufacturing method thereof, and display panel |
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US (2) | US11889707B2 (zh) |
CN (1) | CN110224010B (zh) |
WO (1) | WO2020248901A1 (zh) |
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CN110224010B (zh) | 2019-06-13 | 2021-04-27 | 京东方科技集团股份有限公司 | Oled显示基板、显示面板、oled显示基板的制备方法 |
Citations (5)
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US20130099221A1 (en) * | 2010-08-06 | 2013-04-25 | Panasonic Corporation | Organic el display panel, and method for producing same |
CN106340531A (zh) * | 2015-07-10 | 2017-01-18 | 三星显示有限公司 | 有机发光显示装置 |
CN107819017A (zh) * | 2017-10-31 | 2018-03-20 | 京东方科技集团股份有限公司 | 像素界定结构、显示基板及其制作方法和显示装置 |
CN108538892A (zh) * | 2018-04-23 | 2018-09-14 | 深圳市华星光电技术有限公司 | Oled显示器件的制作方法 |
CN110224010A (zh) * | 2019-06-13 | 2019-09-10 | 京东方科技集团股份有限公司 | Oled显示基板、显示面板、oled显示基板的制备方法 |
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KR100805154B1 (ko) * | 2006-09-15 | 2008-02-21 | 삼성에스디아이 주식회사 | 유기 발광 표시 장치 및 그 제조 방법 |
CN107331690A (zh) * | 2017-08-18 | 2017-11-07 | 深圳市华星光电半导体显示技术有限公司 | 有机电致发光显示基板及有机电致发光显示装置 |
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- 2019-06-13 CN CN201910512473.2A patent/CN110224010B/zh active Active
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- 2020-06-05 US US17/276,746 patent/US11889707B2/en active Active
- 2020-06-05 WO PCT/CN2020/094533 patent/WO2020248901A1/zh active Application Filing
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Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20130099221A1 (en) * | 2010-08-06 | 2013-04-25 | Panasonic Corporation | Organic el display panel, and method for producing same |
CN106340531A (zh) * | 2015-07-10 | 2017-01-18 | 三星显示有限公司 | 有机发光显示装置 |
CN107819017A (zh) * | 2017-10-31 | 2018-03-20 | 京东方科技集团股份有限公司 | 像素界定结构、显示基板及其制作方法和显示装置 |
CN108538892A (zh) * | 2018-04-23 | 2018-09-14 | 深圳市华星光电技术有限公司 | Oled显示器件的制作方法 |
CN110224010A (zh) * | 2019-06-13 | 2019-09-10 | 京东方科技集团股份有限公司 | Oled显示基板、显示面板、oled显示基板的制备方法 |
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US20240114728A1 (en) | 2024-04-04 |
CN110224010A (zh) | 2019-09-10 |
US20220045146A1 (en) | 2022-02-10 |
US11889707B2 (en) | 2024-01-30 |
CN110224010B (zh) | 2021-04-27 |
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