JP2020109678A - タッチスクリーンを有する有機発光表示装置及びその製造方法 - Google Patents
タッチスクリーンを有する有機発光表示装置及びその製造方法 Download PDFInfo
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- H10K59/121—Active-matrix OLED [AMOLED] displays characterised by the geometry or disposition of pixel elements
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- H01L2224/07—Structure, shape, material or disposition of the bonding areas after the connecting process
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- H01L2224/08151—Disposition the bonding area connecting directly to another bonding area, i.e. connectorless bonding, e.g. bumpless bonding the bonding area connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive
- H01L2224/08221—Disposition the bonding area connecting directly to another bonding area, i.e. connectorless bonding, e.g. bumpless bonding the bonding area connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked
- H01L2224/08225—Disposition the bonding area connecting directly to another bonding area, i.e. connectorless bonding, e.g. bumpless bonding the bonding area connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked the item being non-metallic, e.g. insulating substrate with or without metallisation
- H01L2224/08238—Disposition the bonding area connecting directly to another bonding area, i.e. connectorless bonding, e.g. bumpless bonding the bonding area connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked the item being non-metallic, e.g. insulating substrate with or without metallisation the bonding area connecting to a bonding area protruding from the surface of the item
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- H01L2224/812—Applying energy for connecting
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Abstract
Description
前記タッチパッドは、前記第1表示パッド電極と同一層の第1タッチパッド電極と前記第2表示電極と同一層の第2タッチパッド電極とを含むことができる。
図7a〜図7eは本発明の第1実施例によるタッチスクリーンを有する有機発光表示装置の製造方法を示した工程断面図である。
図8a〜図8dは本発明の第2実施例によるタッチスクリーンを有する有機発光表示装置の製造方法を示した工程断面図である。
図9a〜図9gは本発明の第3実施例によるタッチスクリーンを有する有機発光表示装置の製造方法を示した工程断面図である。
120 発光素子
130 駆動薄膜トランジスタ
137 表示リンク配線
140 封止層
152 第1タッチ電極
154 第2タッチ電極
156 タッチリンク配線
168 第1タッチパッド電極
170 タッチパッド
174 第2タッチパッド電極
180 表示パッド
182 第1表示パッド電極
186 第2表示パッド電極
SL スキャンライン
DL データライン
DP 表示パッド
T1、T2 薄膜トランジスタ
TP タッチパッド
Claims (14)
- アクティブ領域と非アクティブ領域を有する基板と、
前記アクティブ領域に配置された複数の薄膜トランジスタと、
前記アクティブ領域に前記薄膜トランジスタのそれぞれに接続された発光素子と、
前記薄膜トランジスタ及び発光素子を覆う封止層と、
前記封止層上のタッチ電極アレイと、
前記基板の同じ辺に位置する非アクティブ領域に、離隔して平行に配置された複数の表示パッド及び複数のタッチパッドと
を含み、
前記表示パッド及びタッチパッドはそれぞれ複数層の電極を含み、前記表示パッド及びタッチパッドはそれぞれタッチ電極アレイと同じ物質で形成されている少なくとも一つの層を含む、有機発光表示装置。 - 前記表示パッド及びタッチパッドに一緒に接続されたフレキシブルプリント回路基板をさらに含む、請求項1に記載の有機発光表示装置。
- 前記基板上の封止層上の前記非アクティブ領域に、前記タッチパッドと前記タッチ電極アレイをそれぞれ連結する複数のタッチリンク配線と、
前記基板上の封止層下側の前記非アクティブ領域に、前記表示パッドと前記薄膜トランジスタをそれぞれ連結する複数の表示リンク配線をさらに含む、請求項1に記載の有機発光表示装置。 - 前記タッチリンク配線と前記表示リンク配線は前記封止層を挟んで重畳部を有する、請求項3に記載の有機発光表示装置。
- 前記タッチ電極アレイは前記アクティブ領域に互いに交差して配置される複数の第1タッチ電極及び第2タッチ電極を含み、
前記第1タッチ電極は第1タッチパターン及び第1ブリッジを含み、
前記第2タッチ電極は第2タッチパターン及び第2ブリッジを含み、
前記第1タッチパターン及び第2タッチパターンは同一層であり、
前記第1ブリッジは前記第1タッチパターンと一体型であり、
前記第2ブリッジは、前記第1タッチ電極と第2タッチ電極の交差部で、タッチ絶縁膜を介装して前記第1タッチパターン及び第2タッチパターンと違う層に位置し、前記タッチ絶縁膜に備えられたタッチ接続ホールを介して第1タッチパターンと接続される、請求項3に記載の有機発光表示装置。 - 前記タッチリンク配線は前記第2ブリッジと同一層に位置し、
前記タッチパッドはそれぞれ前記タッチリンク配線と一体型のタッチパッド電極を含む、請求項5に記載の有機発光表示装置。 - 前記タッチリンク配線は前記第1ブリッジと同一層に位置し、
前記タッチパッドはそれぞれ前記タッチリンク配線と重畳され、接続された、請求項5に記載の有機発光表示装置。 - 前記タッチリンク配線と前記タッチパッドの少なくとも一つのタッチパッド電極との間に一層以上の絶縁膜を備え、
前記一層以上の絶縁膜に備えられた接続ホールを介して前記タッチリンク配線と前記少なくとも一つのタッチパッド電極が電気的に連結された、請求項5に記載の有機発光表示装置。 - 前記タッチリンク配線と前記タッチパッドの少なくとも一つのタッチパッド電極との間の一層以上の絶縁膜は無機膜である、請求項8に記載の有機発光表示装置。
- 前記表示パッドは、前記薄膜トランジスタと同一層の第1表示パッド電極と、前記第1表示パッド電極と違う層の第2表示パッド電極とを含み、
前記タッチパッドは、前記第1表示パッド電極と同一層の第1タッチパッド電極と前記第2表示電極と同一層の第2タッチパッド電極とを含む、請求項8に記載の有機発光表示装置。 - 前記第2表示パッド電極及び第2タッチパッド電極は前記第1タッチパターン及び第2タッチパターンと同一層に位置する、請求項10に記載の有機発光表示装置。
- 前記接続ホールを備えた一層以上の絶縁膜は前記第1タッチパッド電極と前記タッチリンク配線の間に位置し、前記第1タッチパッド電極上側、かつ前記タッチリンク配線の下側に前記接続ホールを備えた、請求項10に記載の有機発光表示装置。
- 前記第1タッチパッド電極と前記第2タッチパッド電極の間に前記発光素子のいずれか一層と同一層に位置する連結パッド電極をさらに備えた、請求項8に記載の有機発光表示装置。
- 前記発光素子は、
前記薄膜トランジスタと接続されたアノード電極と、
前記アノード電極と対向するカソード電極と、
前記アノード電極及びカソード電極の間に配置され、白色光を生成する少なくとも一つの発光スタックとを備え、
前記カソード電極、前記封止層及び前記タッチ電極アレイのいずれか一つの上部にはカラーフィルターが配置される、請求項3に記載の有機発光表示装置。
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US11569310B2 (en) | 2023-01-31 |
EP4224292A1 (en) | 2023-08-09 |
CN109003997B (zh) | 2023-07-25 |
EP3413180A1 (en) | 2018-12-12 |
US20180358413A1 (en) | 2018-12-13 |
KR102438256B1 (ko) | 2022-08-30 |
US10818738B2 (en) | 2020-10-27 |
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