KR20220091476A - 발광 소자 및 표시 장치 - Google Patents

발광 소자 및 표시 장치 Download PDF

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Publication number
KR20220091476A
KR20220091476A KR1020227012789A KR20227012789A KR20220091476A KR 20220091476 A KR20220091476 A KR 20220091476A KR 1020227012789 A KR1020227012789 A KR 1020227012789A KR 20227012789 A KR20227012789 A KR 20227012789A KR 20220091476 A KR20220091476 A KR 20220091476A
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South Korea
Prior art keywords
layer
insulating layer
opening
awning
light emitting
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Pending
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KR1020227012789A
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English (en)
Korean (ko)
Inventor
토모타카 니시카와
쿠니히코 히키치
유우키 사카이
츠토무 시마야마
Original Assignee
소니 세미컨덕터 솔루션즈 가부시키가이샤
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Publication of KR20220091476A publication Critical patent/KR20220091476A/ko
Pending legal-status Critical Current

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    • H01L27/3246—
    • 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
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/20—Filters
    • H01L27/322—
    • H01L51/504—
    • H01L51/5209—
    • H01L51/5221—
    • 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
    • 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]
    • H10K50/19—Tandem OLEDs
    • 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
    • H10K50/805—Electrodes
    • H10K50/81—Anodes
    • H10K50/813—Anodes characterised by their shape
    • 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
    • H10K50/805—Electrodes
    • H10K50/82—Cathodes
    • 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
    • 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
    • H10K59/126—Shielding, e.g. light-blocking means over the 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
    • H10K59/30—Devices specially adapted for multicolour light emission
    • H10K59/32—Stacked devices having two or more layers, each emitting at different wavelengths
    • 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
    • H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
    • H10K59/80—Constructional details
    • H10K59/805—Electrodes
    • H10K59/8052—Cathodes
    • 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
    • H10K59/80—Constructional details
    • H10K59/87—Passivation; Containers; Encapsulations
    • H10K59/873—Encapsulations

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  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • General Physics & Mathematics (AREA)
  • Electroluminescent Light Sources (AREA)
  • Optical Filters (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
KR1020227012789A 2019-10-30 2020-10-16 발광 소자 및 표시 장치 Pending KR20220091476A (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JPJP-P-2019-197494 2019-10-30
JP2019197494 2019-10-30
PCT/JP2020/039057 WO2021085176A1 (ja) 2019-10-30 2020-10-16 発光素子及び表示装置

Publications (1)

Publication Number Publication Date
KR20220091476A true KR20220091476A (ko) 2022-06-30

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Country Status (7)

Country Link
US (2) US12302687B2 (https=)
EP (2) EP4016145B1 (https=)
JP (2) JP7626710B2 (https=)
KR (1) KR20220091476A (https=)
CN (1) CN114616689A (https=)
TW (1) TWI867073B (https=)
WO (1) WO2021085176A1 (https=)

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EP4340568A4 (en) * 2021-11-29 2024-08-07 BOE Technology Group Co., Ltd. DISPLAY SUBSTRATE
US11610954B1 (en) * 2022-02-14 2023-03-21 Applied Materials, Inc. OLED panel with advanced sub-pixel overhangs
CN115332307A (zh) * 2022-08-30 2022-11-11 昆山国显光电有限公司 显示面板及其制备方法、显示装置
KR20240055220A (ko) * 2022-10-19 2024-04-29 삼성디스플레이 주식회사 발광 표시 장치 및 그 제조 방법
CN115666161A (zh) * 2022-10-31 2023-01-31 维信诺科技股份有限公司 显示面板及显示装置
KR20240077554A (ko) * 2022-11-23 2024-06-03 삼성디스플레이 주식회사 표시 패널 및 이의 제조 방법
CN116600596A (zh) * 2023-05-31 2023-08-15 视涯科技股份有限公司 一种显示面板及显示装置
CN116723729A (zh) * 2023-05-31 2023-09-08 视涯科技股份有限公司 一种显示面板及显示装置
TWI862179B (zh) * 2023-09-20 2024-11-11 友達光電股份有限公司 顯示裝置和顯示裝置的製造方法
CN119923102A (zh) * 2023-10-31 2025-05-02 京东方科技集团股份有限公司 显示面板及显示装置
KR20250169399A (ko) * 2024-05-23 2025-12-03 삼성디스플레이 주식회사 표시 장치

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US12302687B2 (en) 2025-05-13
TWI867073B (zh) 2024-12-21
EP4723855A2 (en) 2026-04-08
JPWO2021085176A1 (https=) 2021-05-06
JP7626710B2 (ja) 2025-02-04
JP2025063245A (ja) 2025-04-15
TW202123509A (zh) 2021-06-16
US20220393132A1 (en) 2022-12-08
EP4016145A4 (en) 2022-10-12
CN114616689A (zh) 2022-06-10
WO2021085176A1 (ja) 2021-05-06
EP4016145A1 (en) 2022-06-22
US20250244511A1 (en) 2025-07-31
EP4016145B1 (en) 2026-03-11

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