JP2023534450A - Oled表示ピクセルのための傾斜勾配反射構造 - Google Patents
Oled表示ピクセルのための傾斜勾配反射構造 Download PDFInfo
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Abstract
【選択図】図1C
Description
Claims (20)
- エレクトロルミネセンスデバイスであって、
上面、底面、および前記上面および前記底面を相互接続している傾斜側壁を有するピクセル画定層と、
前記ピクセル画定層の上に配置された底部反射電極層であって、
前記底面の上に配置された平面電極部分と、
前記傾斜側壁の上に配置された傾斜反射部分であって、凹状プロファイルを有する傾斜反射部分と
を含む底部反射電極層と、
前記底部反射電極層の上に配置された有機層と、
前記有機層の上に配置された上部電極と
を備えるエレクトロルミネセンスデバイス。 - 前記底部反射電極層の前記傾斜反射部分と前記有機層との間に配置された誘電体層であって、前記傾斜反射部分の前記凹状プロファイルと実質的に適合する凹状プロファイルを有する誘電体層をさらに備える、請求項1に記載のエレクトロルミネセンスデバイス。
- 前記ピクセル画定層の前記傾斜側壁が凹状プロファイルを有し、前記底部反射電極層の前記傾斜反射部分が前記傾斜側壁の前記凹状プロファイルと実質的に適合する、請求項1に記載のエレクトロルミネセンスデバイス。
- 前記上部電極の上に配置された充填材をさらに備え、前記充填材が非パターニング充填材またはパターニング充填材のうちの少なくともいずれかである、請求項1に記載のエレクトロルミネセンスデバイス。
- 前記傾斜反射部分の前記プロファイルが部分的に凸状である、請求項1に記載のエレクトロルミネセンスデバイス。
- エレクトロルミネセンスデバイスの製造方法であって、
基板の上にピクセル画定層をコーティングすることであって、前記ピクセル画定層が、前記基板に面している底面、および前記底面の反対側の上面を有する、ピクセル画定層をコーティングすることと、
前記上面および前記底面を相互接続する傾斜側壁を形成するために前記上面を凹ませることと、
前記凹所に底部反射電極層を形成することであって、前記底部反射電極層が、
前記底面の上に配置された平面電極部分と、
前記傾斜側壁の上に配置された、非線形プロファイルを有する傾斜反射部分と
を含む、底部反射電極層を形成することと、
前記底部反射電極層の上に有機層を形成することと、
前記有機層の上に上部電極を形成することと
を含む製造方法。 - 前記底部反射電極層の前記傾斜反射部分と前記有機層との間に誘電体層を形成することであって、前記傾斜反射部分の前記非線形プロファイルと実質的に適合する非線形プロファイルを有する誘電体層を形成することをさらに含む、請求項9に記載の方法。
- 前記上部電極の上に非パターニング充填材を形成することと、
パターニングされた充填材を形成するために前記非パターニング充填材をパターニングすることと
をさらに含む、請求項9に記載の方法。 - 前記上部電極の上に充填材を選択的に堆積させることをさらに含む、請求項9に記載の方法。
- 前記傾斜側壁を形成するために前記上面を凹ませることがフォトリソグラフィパターニングを実施することを含む、請求項9に記載の方法。
- 前記凹所に前記底部反射電極層を形成することが、
前記凹所に透明導電酸化物層を共形的に堆積させることと、
前記透明導電酸化物層の上に金属反射膜を共形的に堆積させることと
を含む、請求項9に記載の方法。 - 表示構造であって、
エレクトロルミネセンスデバイスのアレイであって、個々のエレクトロルミネセンスデバイスが、
上面、底面、および前記上面および前記底面を相互接続している傾斜側壁を有するピクセル画定層と、
前記ピクセル画定層の上に配置された底部反射電極層であって、
前記底面の上に配置された平面電極部分と、
前記傾斜側壁の上に配置された、凹状プロファイルを有する傾斜反射部分と
を含む、底部反射電極層と、
前記底部反射電極層の上に配置された有機層と、
前記有機層の上に配置された上部電極と
を含む、エレクトロルミネセンスデバイスのアレイと、
エレクトロルミネセンスデバイスの前記アレイを駆動および制御するように構成された駆動回路アレイを形成している複数の薄膜トランジスタと、
複数の相互接続層であって、個々の相互接続層がエレクトロルミネセンスデバイスと前記複数の薄膜トランジスタのそれぞれの薄膜トランジスタとの間で電気接触している、複数の相互接続層と
を備える表示構造。 - 前記底部反射電極層の前記傾斜反射部分と前記有機層との間に配置された誘電体層であって、前記傾斜反射部分の前記凹状プロファイルと実質的に適合する凹状プロファイルを有する誘電体層をさらに備える、請求項15に記載の表示構造。
- 前記ピクセル画定層の前記傾斜側壁が凹状プロファイルを有し、前記底部反射電極層の前記傾斜反射部分が前記傾斜側壁の前記凹状プロファイルと実質的に適合する、請求項15に記載の表示構造。
- 前記上部電極の上に配置された充填材をさらに備え、前記充填材が非パターニング充填材またはパターニング充填材のうちの少なくともいずれかである、請求項15に記載の表示構造。
- 前記平面電極部分と前記傾斜反射部分のと間の相互接続が連続している、請求項1に記載のエレクトロルミネセンスデバイス。
- 前記底部反射電極層が前記平面電極部分に対して実質的に平行の上部部分をさらに含む、請求項1に記載のエレクトロルミネセンスデバイス。
- 前記傾斜反射部分と前記上部部分のと間の相互接続が不連続である、請求項20に記載のエレクトロルミネセンスデバイス。
- 前記傾斜反射部分が約0°から約90°の第1の角度で前記上部部分と交わる、請求項20に記載のエレクトロルミネセンスデバイス。
- 前記第1の角度が約0°から約30°である、請求項22に記載のエレクトロルミネセンスデバイス。
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