JP2022526801A - 埋設ナノ構造化層および反射器により定められた光キャビティ内に配置された活性領域を有するled - Google Patents
埋設ナノ構造化層および反射器により定められた光キャビティ内に配置された活性領域を有するled Download PDFInfo
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- H01L33/10—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 light reflecting structure, e.g. semiconductor Bragg reflector
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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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Abstract
Description
Claims (31)
- 発光装置であって、
上部表面、反対側に配置された底部表面、前記上部表面と底部表面とを接続する側表面、および前記上部表面と前記底部表面の間の活性領域を有する半導体ダイオード構造と、
前記半導体ダイオード構造内に光キャビティを定めるように配置された、ナノ構造化層および反射器と、
を有し、
前記ナノ構造化層は、前記活性領域と前記上部表面の間で、前記半導体ダイオード構造内に埋設されたナノアンテナのアレイを有し、
前記活性領域は、前記反射器と前記ナノ構造化層の間の前記光キャビティ内に配置される、発光装置。 - 前記反射器は、前記活性領域から、当該発光装置の動作の際に前記活性領域により放射される光のピーク波長以下の距離に配置される、請求項1に記載の発光装置。
- 前記ナノ構造化層は、前記活性領域から、当該発光装置の動作の際に前記活性領域により放射される光のピーク波長以下の距離に配置される、請求項1に記載の発光装置。
- 前記ナノ構造化層は、前記活性領域から、当該発光装置の動作の際に前記活性領域により放射される光のピーク波長よりも長い距離に配置される、請求項1に記載の発光装置。
- 前記ナノ構造化層は、前記発光半導体構造の前記上部表面に隣接して配置される、請求項4に記載の発光装置。
- 前記反射器は、鏡面反射器であり、または鏡面反射器を有する、請求項1に記載の発光装置。
- 前記反射器は、ナノアンテナのアレイを有するナノ構造化反射器層を有する、請求項1に記載の発光素子。
- 前記ナノアンテナは、前記半導体ダイオード構造の前記底部表面に埋設される、請求項7に記載の発光装置。
- 前記ナノアンテナは、前記半導体ダイオード構造の前記底部表面に配置される、請求項7に記載の発光装置。
- 前記ナノアンテナは、前記半導体ダイオード構造の前記底部表面から離間して配置される、請求項7に記載の発光装置。
- 前記反射器は、鏡面反射器と、該鏡面反射器と前記活性領域の間に配置されたナノアンテナのアレイを有するナノ構造化反射器層とを有する、請求項1に記載の発光素子。
- 前記ナノアンテナは、前記半導体ダイオード構造の前記底部表面に埋設される、請求項11に記載の発光装置。
- 前記鏡面反射器は、前記ナノアンテナから離間して配置される、請求項12に記載の発光装置。
- 前記鏡面反射器は、前記ナノアンテナに隣接している、請求項12に記載の発光装置。
- 前記ナノアンテナは、前記半導体ダイオード構造の前記底部表面に配置される、請求項11に記載の発光装置。
- 前記鏡面反射器は、前記ナノアンテナから離間して配置される、請求項15に記載の発光装置。
- 前記鏡面反射器は、前記ナノアンテナに隣接している、請求項15に記載の発光装置。
- 前記ナノアンテナは、前記半導体ダイオード構造の前記底部表面から離間して配置される、請求項11に記載の発光装置。
- 前記鏡面反射器は、前記ナノアンテナから離間して配置される、請求項18に記載の発光装置。
- 前記鏡面反射器は、前記ナノアンテナに隣接している、請求項18に記載の発光装置。
- 上面、反対側に配置された底面、および前記上面と前記底面とを接続する側面を有する透明基板であって、該透明基板の前記底面は、前記半導体ダイオード構造の前記上部表面、または前記上部表面に隣接して配置される、透明基板と、
前記透明基板の前記上面または前記上面に隣接して配置されたナノアンテナのアレイを含むナノ構造化層と、
を有する、請求項1に記載の発光装置。 - 前記透明基板の前記上面または前記上面に隣接して配置された前記ナノアンテナのアレイは、当該発光装置の動作中、前記活性領域により放射され、前記透明基板の前記上面に入射される光を平行化するように構成される、請求項21に記載の発光装置。
- 前記透明基板の前記上面または前記上面に隣接して配置された前記ナノアンテナのアレイは、当該発光装置の動作中、前記活性領域により放射され、前記透明基板の前記上面に入射される光を角度的にフィルタ化するように構成される、請求項21に記載の発光装置。
- 前記透明基板の前記上面または前記上面に隣接して配置された前記ナノアンテナのアレイは、当該発光装置の動作中、垂直入射または垂直入射に近い角度で前記透明基板の前記上面に入射される光を、前記透明基板の側面に向かって反射するように構成される、請求項21に記載の発光装置。
- 上面および反対側に配置された底面を有する透明基板であって、前記底面が、前記半導体ダイオード構造の前記上部表面に配置され、または前記上部表面に隣接して配置された、透明基板と、
前記半導体ダイオード構造の前記上部表面と前記透明基板の前記底面の間の界面に配置され、または前記界面に隣接して配置された、ナノアンテナのアレイを有するナノ構造化層と、
を有する、請求項1に記載の発光装置。 - 前記半導体ダイオード構造の前記上部表面と前記透明基板の前記底面の間の前記界面に配置され、または前記界面に隣接して配置された、前記ナノアンテナのアレイは、当該発光装置の動作中、前記活性領域により放射され、前記界面に入射される光の反射を低減するように構成される、請求項25に記載の発光装置。
- 前記半導体ダイオード構造の前記上部表面と前記透明基板の前記底面の間の前記界面、または前記界面に隣接して配置された、前記ナノアンテナのアレイは、当該発光装置の動作中、前記活性領域により放射され、前記界面に入射される光を平行にするように構成される、請求項25に記載の発光装置。
- 発光装置であって、
基板と、
前記基板上に配置されたLEDのアレイであって、各LEDは、
上部表面、反対側に配置された底部表面、前記上部表面と前記底部表面を接続する側表面、および前記上部表面と前記底部表面の間の活性領域を有する半導体ダイオード構造であって、前記底部表面は、前記基板に、または前記基板に隣接して配置される、半導体ダイオード構造と、
前記半導体ダイオード構造内に光キャビティを定めるように配置された、ナノ構造化層および反射器と、
を有する、LEDのアレイと、
を有し、
前記ナノ構造化層は、前記活性領域と前記上部表面の間で、前記半導体ダイオード構造内に埋設されたナノアンテナのアレイを有し、
前記活性領域は、前記反射器と前記ナノ構造化層の間の前記光キャビティ内に配置される、発光装置。 - 前記LEDのアレイは、LEDのモノリシックアレイである、請求項28に記載の発光装置。
- 前記LEDは、マイクロLEDである、請求項29に記載の発光装置。
- 隣接するマイクロLEDの間の間隔は、10μm以下である、請求項30に記載の発光装置。
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US201962837099P | 2019-04-22 | 2019-04-22 | |
US62/837,099 | 2019-04-22 | ||
US16/854,767 US11942571B2 (en) | 2019-04-22 | 2020-04-21 | LED with active region disposed within an optical cavity defined by an embedded nanostructured layer and a reflector |
US16/854,767 | 2020-04-21 | ||
PCT/US2020/029253 WO2020219508A1 (en) | 2019-04-22 | 2020-04-22 | Led with active region disposed within an optical cavity defined by an embedded nanostructured layer and a reflector |
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EP (1) | EP3959750A1 (ja) |
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KR (1) | KR20220002399A (ja) |
CN (1) | CN113711370A (ja) |
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US11682752B2 (en) * | 2021-03-31 | 2023-06-20 | Lumileds Llc | Light-emitting device with nano-structured light extraction layer |
US20220393076A1 (en) * | 2021-06-07 | 2022-12-08 | Lumileds Llc | Light-emitting device with internal non-specular light redirection and position-dependent reflection, transmission, or redirection |
WO2024006262A2 (en) | 2022-06-30 | 2024-01-04 | Lumileds Llc | Light-emitting device with reduced-area central electrode |
WO2024006266A1 (en) | 2022-06-30 | 2024-01-04 | Lumileds Llc | Led array with air-spaced optics |
WO2024006263A1 (en) | 2022-06-30 | 2024-01-04 | Lumileds Llc | Light-emitting device with aligned central electrode and output aperture |
WO2024006264A1 (en) | 2022-06-30 | 2024-01-04 | Lumileds Llc | Light-emitting device with central electrode and optical cavity |
WO2024091577A1 (en) | 2022-10-27 | 2024-05-02 | Lumileds Llc | Micron-scale light-emitting device with reduced-area central anode contact |
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- 2020-04-22 CN CN202080030743.7A patent/CN113711370A/zh active Pending
- 2020-04-22 TW TW109113541A patent/TW202107739A/zh unknown
- 2020-04-22 EP EP20725030.9A patent/EP3959750A1/en active Pending
- 2020-04-22 JP JP2021558669A patent/JP2022526801A/ja active Pending
- 2020-04-22 KR KR1020217037828A patent/KR20220002399A/ko not_active Application Discontinuation
- 2020-04-22 WO PCT/US2020/029253 patent/WO2020219508A1/en unknown
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WO2020219508A1 (en) | 2020-10-29 |
TW202107739A (zh) | 2021-02-16 |
US11942571B2 (en) | 2024-03-26 |
EP3959750A1 (en) | 2022-03-02 |
KR20220002399A (ko) | 2022-01-06 |
CN113711370A (zh) | 2021-11-26 |
US20200335661A1 (en) | 2020-10-22 |
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