JP2020072084A - 電界発光表示装置 - Google Patents
電界発光表示装置 Download PDFInfo
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- H—ELECTRICITY
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- H10K59/12—Active-matrix OLED [AMOLED] displays
- H10K59/124—Insulating layers formed between TFT elements and OLED elements
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- H01L27/153—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components having potential barriers, specially adapted for light emission in a repetitive configuration, e.g. LED bars
- H01L27/156—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components having potential barriers, specially adapted for light emission in a repetitive configuration, e.g. LED bars two-dimensional arrays
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- H01L27/12—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body
- H01L27/1214—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body comprising a plurality of TFTs formed on a non-semiconducting substrate, e.g. driving circuits for AMLCDs
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- H—ELECTRICITY
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- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/02—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers
- H01L27/12—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body
- H01L27/1214—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body comprising a plurality of TFTs formed on a non-semiconducting substrate, e.g. driving circuits for AMLCDs
- H01L27/1248—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body comprising a plurality of TFTs formed on a non-semiconducting substrate, e.g. driving circuits for AMLCDs with a particular composition or shape of the interlayer dielectric specially adapted to the circuit arrangement
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L33/00—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L33/02—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by the semiconductor bodies
- H01L33/20—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by the semiconductor bodies with a particular shape, e.g. curved or truncated substrate
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- H01L33/00—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L33/36—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by the electrodes
- H01L33/38—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by the electrodes with a particular shape
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L33/00—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L33/48—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by the semiconductor body packages
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- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K50/00—Organic light-emitting devices
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- H10K59/12—Active-matrix OLED [AMOLED] displays
- H10K59/122—Pixel-defining structures or layers, e.g. banks
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Abstract
Description
200:回路素子層
270:平坦化層
310、320:第1電極
400:バンク
500:発光層
600:第2電極
700:封止層
810、820:カラーフィルタ層
Claims (19)
- 第1サブ画素および第2サブ画素を備えた基板、
前記基板上に備えられた平坦化層、
前記平坦化層上で前記第1サブ画素及び前記第2サブ画素にそれぞれ備えられた第1電極、
前記第1サブ画素の第1電極と前記第2サブ画素の第1電極の間に備えられたバンク、
前記第1電極及び前記バンク上に備えられた発光層、および
前記発光層上に備えられた第2電極を含んでなり、
前記平坦化層は、前記バンクと重畳する領域に複数個の窪みが備えられていて、前記バンクは、前記複数個の窪みの中で一部の窪みと重畳する領域ににバンクホールが備えられていて、前記のバンクホールは、前記第1サブ画素と前記第2サブ画素間の境界に沿って延長されている電界発光表示装置。 - 前記バンクホールが、前記バンクを貫通して延長されていて、前記平坦化層に備えられた一部の窪みは、前記バンクホール内に露出している請求項1に記載の電界発光表示装置。
- 前記バンクホール入口が、第1幅を有する領域、前記第1幅よりも小さい第2幅を有する領域、および前記第1幅から前記第2幅に漸次的に幅が小さくなる領域を含む請求項1に記載の電界発光表示装置。
- 前記第1幅を有する領域から下方向に延びる前記バンクホールの内部が、前記第1幅よりも大きい第3幅を有し、前記第2幅を有する領域から下方向に延びる前記バンクホールの内部は、前記第2幅よりも大きい第4幅を有する請求項3に記載の電界発光表示装置。
- 前記バンクホールの入口が、その幅が漸次に増加した後、漸次に減少することが繰り返される波動パターン構造からなる請求項1に記載の電界発光表示装置。
- 前記平坦化層が、前記バンクと重畳する領域において、前記一部の窪みの間に平坦面がさらに備えられていて、前記平坦面の少なくとも一部は、前記バンクホール内に露出している請求項1に記載の電界発光表示装置。
- 前記複数個の窪みは、互いに接するように備えられている請求項1に記載の電界発光表示装置。
- 前記複数個の窪みが、前記バンクホールの延長方向と同じ方向には一列に配列され、前記バンクホールの延長方向と垂直な方向には一列に配列されない請求項1に記載の電界発光表示装置。
- 前記複数個の窪みが、前記バンクホールの延長方向と垂直方向に配列された複数個の列の形態を有するように配列され、前記バンクホールは、前記複数個の列のうち少なくとも一つの列と重畳するよう備えられている請求項1に記載の電界発光表示装置。
- 前記バンクが、前記第1電極の端を覆っていて、前記バンクによって覆われずに露出した前記第1電極の露出領域が発光領域を構成し、前記複数個の窪みは、前記発光領域と重畳しない請求項1に記載の電界発光表示装置。
- 前記第1電極の一部が、前記複数個の窪みのうちのいずれか一つの窪みの内部まで延長されている請求項1に記載の電界発光表示装置。
- 前記発光層の少なくとも一部が、前記バンクホールと重畳する領域で断絶している請求項1に記載の電界発光表示装置。
- 前記発光層の少なくとも一部が、前記バンクホール内に露出した一部の窪みの内に備えられている請求項12に記載の電界発光表示装置。
- 第1サブ画素および第2サブ画素を備えた基板、
前記第1サブ画素と前記第2サブ画素間の境界に備えられたバンクが位置するバンク領域、
前記バンク領域によって定義され、前記第1サブ画素及び前記第2サブ画素のそれぞれに備えられた発光領域、
前記第1サブ画素と前記第2サブ画素間の境界に沿って延長され、前記バンクを貫通するバンクホールが位置するバンクホール領域、および
前記バンクホール領域の下で、前記バンクホール領域と重畳し、複数個の窪みを備えた窪み形成領域を含んでなる電界発光表示装置。 - 前記バンクホール入口の幅が一定ではなく、前記のバンクホール入口から延長される前記バンクホールの内部の幅は、前記バンクホール入口の幅よりも大きい請求項14に記載の電界発光表示装置。
- 前記窪み形成領域が、前記バンク領域と重畳する請求項14に記載の電界発光表示装置。
- 前記窪み形成領域が、前記複数個の窪みの間に備えられた平坦面を含み、前記平坦面および前記複数個の窪みは、前記バンクホール内に露出している請求項14に記載の電界発光表示装置。
- 前記発光領域に備えられた発光層をさらに含み、前記発光層が、前記バンク領域と重畳し、前記発光層の少なくとも一部は、前記バンクホール領域と重畳する領域で断絶した請求項14に記載の電界発光表示装置。
- 前記基板と離隔するレンズアレイ、及び前記基板と前記レンズアレイを収納する収納ケースをさらに含んでなる請求項1または請求項14に記載の電界発光表示装置。
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KR1020180133246A KR102646218B1 (ko) | 2018-11-02 | 2018-11-02 | 전계 발광 표시 장치 |
KR10-2018-0133246 | 2018-11-02 |
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JP2020072084A true JP2020072084A (ja) | 2020-05-07 |
JP6827504B2 JP6827504B2 (ja) | 2021-02-10 |
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US (1) | US11302757B2 (ja) |
JP (1) | JP6827504B2 (ja) |
KR (1) | KR102646218B1 (ja) |
CN (1) | CN111146244B (ja) |
Cited By (3)
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CN114122084A (zh) * | 2021-11-09 | 2022-03-01 | 深圳市华星光电半导体显示技术有限公司 | 顶发射oled显示面板 |
WO2022149040A1 (ja) * | 2021-01-08 | 2022-07-14 | 株式会社半導体エネルギー研究所 | 表示装置、表示装置の作製方法、及び電子機器 |
WO2023053451A1 (ja) * | 2021-10-01 | 2023-04-06 | シャープディスプレイテクノロジー株式会社 | 発光素子、表示装置、および発光素子の製造方法 |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
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US11997906B2 (en) * | 2020-12-18 | 2024-05-28 | Lg Display Co., Ltd. | Light emitting display device |
KR20220090025A (ko) * | 2020-12-22 | 2022-06-29 | 엘지디스플레이 주식회사 | 전계 발광 표시 장치 |
CN113540194B (zh) * | 2021-07-12 | 2022-08-23 | 武汉华星光电半导体显示技术有限公司 | 一种显示面板及显示装置 |
WO2023015488A1 (zh) * | 2021-08-11 | 2023-02-16 | 京东方科技集团股份有限公司 | 显示基板及电子装置 |
CN115132948B (zh) * | 2022-06-30 | 2024-02-27 | 武汉华星光电半导体显示技术有限公司 | 显示面板和电子装置 |
CN116075188B (zh) * | 2023-03-21 | 2023-08-22 | 北京京东方技术开发有限公司 | 一种显示基板及显示装置 |
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Cited By (4)
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WO2023053451A1 (ja) * | 2021-10-01 | 2023-04-06 | シャープディスプレイテクノロジー株式会社 | 発光素子、表示装置、および発光素子の製造方法 |
CN114122084A (zh) * | 2021-11-09 | 2022-03-01 | 深圳市华星光电半导体显示技术有限公司 | 顶发射oled显示面板 |
CN114122084B (zh) * | 2021-11-09 | 2024-04-30 | 深圳市华星光电半导体显示技术有限公司 | 顶发射oled显示面板 |
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US11302757B2 (en) | 2022-04-12 |
CN111146244B (zh) | 2023-07-25 |
JP6827504B2 (ja) | 2021-02-10 |
US20200144342A1 (en) | 2020-05-07 |
KR102646218B1 (ko) | 2024-03-08 |
KR20200050547A (ko) | 2020-05-12 |
CN111146244A (zh) | 2020-05-12 |
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