JP2016537801A - 格子構造の電極を備えた広帯域発光デバイス - Google Patents
格子構造の電極を備えた広帯域発光デバイス Download PDFInfo
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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
- H10K50/80—Constructional details
- H10K50/805—Electrodes
- H10K50/82—Cathodes
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
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- H01L33/00—Semiconductor devices with at least one potential-jump barrier or surface barrier 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 with at least one potential-jump barrier or surface barrier 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 with at least one potential-jump barrier or surface barrier 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 with at least one potential-jump barrier or surface barrier 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 with at least one potential-jump barrier or surface barrier 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
- H01L33/50—Wavelength conversion elements
- H01L33/505—Wavelength conversion elements characterised by the shape, e.g. plate or foil
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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]
- H10K50/14—Carrier transporting layers
- H10K50/15—Hole transporting layers
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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
- H10K50/80—Constructional details
- H10K50/85—Arrangements for extracting light from the devices
- H10K50/854—Arrangements for extracting light from the devices comprising scattering means
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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
- H10K50/80—Constructional details
- H10K50/85—Arrangements for extracting light from the devices
- H10K50/858—Arrangements for extracting light from the devices comprising refractive means, e.g. lenses
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2933/00—Details relating to devices covered by the group H01L33/00 but not provided for in its subgroups
- H01L2933/0091—Scattering means in or on the semiconductor body or semiconductor body package
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L33/00—Semiconductor devices with at least one potential-jump barrier or surface barrier 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 with at least one potential-jump barrier or surface barrier 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
- H01L33/40—Materials therefor
- H01L33/405—Reflective materials
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Abstract
Description
Claims (16)
- 基板層と、
第1の電極層と、
発光層と、
200nm以下の格子周期λgを有する周期的な格子構造を備えた、パターンが設けられた第2の電極層とを含み、
前記パターンが設けられた第2の電極層及び前記発光層は、100nm以下の間隔で離間されていることを特徴とする発光デバイス。 - 前記パターンが設けられた第2の電極層の前記周期的な格子構造は、複数の台形形状の突起を含むことを特徴とする請求項1に記載の発光デバイス。
- 前記複数の台形形状の突起の各々は、
長さLtを有する上部と、
長さLbを有する底部と、
高さhとを有し、
hは、30nm以上かつ70nm以下であり、
Lt/λgは、0以上かつ0.4以下であり、
Lb/λgは、0.5より大きくかつ1より小さいことを特徴とする請求項2に記載の発光デバイス。 - λgは、120nm未満であり、
hは、40nm以上かつ60nm以下であり、
Lt/λgは、0以上かつ0.2以下であり、
Lb/λgは、0.6以上かつ0.8以下であることを特徴とする請求項3に記載の発光デバイス。 - 前記格子構造は、2次元の周期性を有することを特徴とする請求項1に記載の発光デバイス。
- 前記格子構造は、1次元のみの周期性を有することを特徴とする請求項1に記載の発光デバイス。
- 前記格子構造は、正方格子構造で配置されていることを特徴とする請求項5に記載の発光デバイス。
- 前記格子構造は、六方格子構造で配置されていることを特徴とする請求項5に記載の発光デバイス。
- 前記パターンが設けられた第2の電極層の前記周期的な構造は、複数の円錐形状の突起を含むことを特徴とする請求項1に記載の発光デバイス。
- 前記パターンが設けられた第2の電極層の前記周期的な構造は、複数の円形の突起を含むことを特徴とする請求項1に記載の発光デバイス。
- 前記パターンが設けられた第2の電極層の前記周期的な構造は、複数の矩形形状の突起を含むことを特徴とする請求項1に記載の発光デバイス。
- 前記パターンが設けられた第2の電極層の前記周期的な構造は、複数の正方形の突起を含むことを特徴とする請求項1に記載の発光デバイス。
- 前記発光層は、赤色光発光層、緑色光発光層及び青色光発光層を含むことを特徴とする請求項1に記載の発光デバイス。
- 発光デバイスであって、
基板層と、
第1の電極層と、
複数の放射波長に対応した複数の放射ピークを含んでいる離散的なスペクトルパワー分布を有する広帯域光を放射するように構成された広帯域発光層と、
最適化された周期的な格子構造を含む、パターンが設けられた第2の電極層とを含み、
前記パターンが設けられた第2の電極層による前記発光デバイスのプラズモン損失スペクトルは、複数の波長に対応して複数のプラズモン損失ピークを有し、
前記複数の放射ピークは、前記複数のプラズモン損失ピークの前記複数の波長とは異なる波長にあることを特徴とする発光デバイス。 - 前記複数の放射波長は、430nmから700nmの範囲内にあることを特徴とする請求項14に記載の発光デバイス。
- 前記複数の放射波長は、赤色波長、緑色波長及び青色波長を含むことを特徴とする請求項14に記載の発光デバイス。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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US201361902734P | 2013-11-11 | 2013-11-11 | |
US61/902,734 | 2013-11-11 | ||
PCT/US2014/065016 WO2015070217A1 (en) | 2013-11-11 | 2014-11-11 | Broadband light emitting device with grating-structured electrode |
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JP2016537801A true JP2016537801A (ja) | 2016-12-01 |
JP6528039B2 JP6528039B2 (ja) | 2019-06-12 |
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JP (1) | JP6528039B2 (ja) |
WO (1) | WO2015070217A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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KR20200021275A (ko) * | 2018-08-20 | 2020-02-28 | 삼성전자주식회사 | 발광 소자 및 이를 포함하는 디스플레이 장치 |
Families Citing this family (8)
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US10991915B2 (en) | 2016-01-29 | 2021-04-27 | University Of Florida Research Foundation, Incorporated | Organic light-emitting diodes comprising grating structures and light extraction layers |
US11688826B2 (en) * | 2017-06-05 | 2023-06-27 | Agency For Science, Technology And Research | Light emitting device, method of fabricating same and method of controlling light emission |
CN107528008B (zh) * | 2017-08-18 | 2020-03-06 | 京东方科技集团股份有限公司 | 有机发光显示器件及制备方法、显示装置 |
US10600980B1 (en) | 2018-12-18 | 2020-03-24 | Sharp Kabushiki Kaisha | Quantum dot light-emitting diode (LED) with roughened electrode |
CN111490178A (zh) * | 2019-01-28 | 2020-08-04 | 三星电子株式会社 | 发光器件和包括发光器件的显示装置 |
KR20220121630A (ko) * | 2021-02-25 | 2022-09-01 | 삼성전자주식회사 | 발광 소자 및 이를 포함하는 디스플레이 장치 |
TWI792283B (zh) | 2021-04-27 | 2023-02-11 | 錼創顯示科技股份有限公司 | 微型發光二極體結構與使用其的微型發光二極體顯示面板 |
CN113193090B (zh) * | 2021-04-27 | 2023-06-06 | 錼创显示科技股份有限公司 | 微型发光二极管结构与使用其的微型发光二极管显示面板 |
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2014
- 2014-11-11 JP JP2016553268A patent/JP6528039B2/ja active Active
- 2014-11-11 US US15/035,701 patent/US9865836B2/en not_active Ceased
- 2014-11-11 US US16/199,607 patent/USRE49016E1/en active Active
- 2014-11-11 WO PCT/US2014/065016 patent/WO2015070217A1/en active Application Filing
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WO2015070217A1 (en) | 2015-05-14 |
JP6528039B2 (ja) | 2019-06-12 |
US9865836B2 (en) | 2018-01-09 |
USRE49016E1 (en) | 2022-04-05 |
US20160285036A1 (en) | 2016-09-29 |
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