JP2018092168A - 二つの電極の間に位置する多数の絶縁膜を含むディスプレイ装置 - Google Patents
二つの電極の間に位置する多数の絶縁膜を含むディスプレイ装置 Download PDFInfo
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Abstract
Description
120 下部保護膜
131 下部オーバーコート層
132 上部オーバーコート層
200 薄膜トランジスタ
260 ドレイン電極
261 下部ドレイン電極
262 中間ドレイン電極
263 上部ドレイン電極
263t 上部チップ(upper tip)
300 連結電極
400 補助電極
500 発光構造物
Claims (13)
- 下部基板上に位置し、第1コンタクトホールを含む第1オーバーコート層、
前記下部基板と前記第1オーバーコート層の間に位置し、前記第1コンタクトホールと重畳する端部を有するドレイン電極を含む薄膜トランジスタ、
前記薄膜トランジスタと前記第1オーバーコート層の間に位置し、前記ドレイン電極の前記端部の側面を部分的に露出する下部保護膜、及び
前記第1オーバーコート層上に位置し、前記第1コンタクトホールを介して前記薄膜トランジスタと電気的に連結される発光構造物を含み、
前記ドレイン電極の前記端部はアンダーカット領域を含む、ディスプレイ装置。 - 前記ドレイン電極の前記アンダーカット領域と重畳する前記下部保護膜は前記ドレイン電極の前記端部の外側に位置する前記下部保護膜から離隔する、請求項1に記載のディスプレイ装置。
- 前記ドレイン電極は、第1ドレイン電極、及び前記第1ドレイン電極と前記下部保護膜の間に位置する第2ドレイン電極を含み、
前記第2ドレイン電極の側面は前記第1ドレイン電極の側面より前記第1コンタクトホールの内側に近くに位置する、請求項1に記載のディスプレイ装置。 - 前記下部保護膜は前記第1ドレイン電極の側面を露出する、請求項3に記載のディスプレイ装置。
- 前記第2ドレイン電極は前記第1ドレイン電極に対してエッチング選択比を有する、請求項3に記載のディスプレイ装置。
- 前記第2ドレイン電極は前記第1ドレイン電極よりエッチング速度が遅い物質を含む、請求項5に記載のディスプレイ装置。
- 前記第1オーバーコート層と前記発光構造物の間に配置され、前記第1コンタクトホールの内側に延伸する連結電極、及び
前記連結電極と前記発光構造物の間に配置され、前記連結電極と重畳する第2コンタクトホールを含む第2オーバーコート層をさらに含み、
前記発光構造物は前記連結電極及び前記第2コンタクトホールを介して前記薄膜トランジスタと電気的に連結される、請求項1に記載のディスプレイ装置。 - 前記第1オーバーコート層と前記第2オーバーコート層の間に配置され、前記連結電極から離隔する補助電極をさらに含み、
前記第2オーバーコート層は前記補助電極と重畳する貫通ホールをさらに含み、
前記発光構造物は、前記第2コンタクトホールを介して前記連結電極と連結される下部発光電極、前記貫通ホールを介して前記補助電極と連結される上部発光電極、及び前記下部発光電極と前記上部発光電極の間に配置される有機発光層を含む、請求項7に記載のディスプレイ装置。 - 第1電極層及び前記第1電極層上に位置し、前記第1電極層の外側に位置するチップ(tip)領域を有する第2電極層を含む第1電極、
前記第1電極上に位置し、前記第2電極層の前記チップ領域の側面と重畳するコンタクトホールを含む上部絶縁膜、
前記上部絶縁膜上に位置し、前記コンタクトホールを介して前記第1電極層の側面と連結される第2電極、及び
前記第1電極と前記上部絶縁膜の間に配置され、前記第1電極層の前記側面を露出する下部絶縁膜を含む、ディスプレイ装置。 - 前記第2電極上に位置する有機発光層、及び
前記発光層上に位置する第3電極をさらに含む、請求項9に記載のディスプレイ装置。 - 前記第2電極層の厚さは前記第1電極層の厚さより小さい、請求項9に記載のディスプレイ装置。
- 前記第2電極層の側面は正テーパー状を有し、前記第1電極層の前記チップ領域の端部は逆テーパー状を有する、請求項9に記載のディスプレイ装置。
- 半導体パターンのチャネル領域と重畳するゲート電極、
前記半導体パターンと前記ゲート電極の間に配置されるゲート絶縁膜、及び
前記第1電極と同一層に配置され、前記半導体パターンのソース領域と連結されるソース電極をさらに含み、
前記第1電極は前記半導体パターンのドレイン領域と連結される、請求項9に記載のディスプレイ装置。
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KR1020160161609A KR20180061903A (ko) | 2016-11-30 | 2016-11-30 | 두 개의 전극들 사이에 위치하는 다수의 절연막들을 포함하는 디스플레이 장치 |
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JP2020009645A (ja) * | 2018-07-09 | 2020-01-16 | 株式会社Joled | 有機el表示パネル及びその製造方法、並びに有機el表示装置、電子機器 |
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Also Published As
Publication number | Publication date |
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TWI662339B (zh) | 2019-06-11 |
US20180151647A1 (en) | 2018-05-31 |
KR20180061903A (ko) | 2018-06-08 |
EP3331016A1 (en) | 2018-06-06 |
CN108122929A (zh) | 2018-06-05 |
US10516011B2 (en) | 2019-12-24 |
TW201821883A (zh) | 2018-06-16 |
JP6542864B2 (ja) | 2019-07-10 |
CN108122929B (zh) | 2021-12-17 |
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