JP3195570U - 薄膜トランジスタ基板 - Google Patents
薄膜トランジスタ基板 Download PDFInfo
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- 239000000758 substrate Substances 0.000 title claims abstract description 93
- 239000010409 thin film Substances 0.000 title claims abstract description 91
- 229910021420 polycrystalline silicon Inorganic materials 0.000 claims abstract description 7
- 229920005591 polysilicon Polymers 0.000 claims abstract description 7
- 229910052751 metal Inorganic materials 0.000 claims description 54
- 239000002184 metal Substances 0.000 claims description 54
- 238000003860 storage Methods 0.000 abstract description 7
- 239000010410 layer Substances 0.000 description 188
- 101100489584 Solanum lycopersicum TFT1 gene Proteins 0.000 description 7
- 101100214488 Solanum lycopersicum TFT2 gene Proteins 0.000 description 6
- 239000004973 liquid crystal related substance Substances 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 239000011241 protective layer Substances 0.000 description 6
- 239000003566 sealing material Substances 0.000 description 5
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 4
- 239000002131 composite material Substances 0.000 description 3
- 239000007772 electrode material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 229910052581 Si3N4 Inorganic materials 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 229910052750 molybdenum Inorganic materials 0.000 description 2
- 229910052697 platinum Inorganic materials 0.000 description 2
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 2
- 229910052814 silicon oxide Inorganic materials 0.000 description 2
- 229910000861 Mg alloy Inorganic materials 0.000 description 1
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910021417 amorphous silicon Inorganic materials 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000009510 drug design Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 230000005525 hole transport Effects 0.000 description 1
- 238000005224 laser annealing Methods 0.000 description 1
- 238000004093 laser heating Methods 0.000 description 1
- SJCKRGFTWFGHGZ-UHFFFAOYSA-N magnesium silver Chemical compound [Mg].[Ag] SJCKRGFTWFGHGZ-UHFFFAOYSA-N 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 238000000059 patterning Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
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Abstract
Description
前記基板に設置される複数の薄膜トランジスタユニットを備え、且つ前記複数の薄膜トランジスタユニットは、前記基板に設置され、ポリシリコンで製造される活性層、前記活性層に設置される絶縁層、及び前記絶縁層に設置されるソース極及びドレイン極をそれぞれ含み、ここでは、前記絶縁層は複数の第二凸部を有することを特徴とする。
まず、本考案に係る薄膜トランジスタ基板を図1乃至図5を参照しながら説明する。図1は本考案の第1実施形態による有機ELディスプレイ装置の断面図である。有機ELディスプレイ装置の製造工程では、先ず第一基板11及び第二基板12を提供する。第一基板11には有機発光ダイオードユニット15及び画素限定層16が設置され、各画素限定層16は2つの隣接する有機発光ダイオードユニット15の間に設置される。また、第二基板12には複数の支持部材14が設置されると共に先に第二基板12の辺縁にはシール材13が形成され(本実施形態ではシール材)、且つシール材13は接着及び加熱焼結工程により第二基板12に接合される。次に、第一基板11及び第二基板12を対にし、第二基板12の支持部材14は画素限定層16の画素が未形成の開口部161の領域に対応させる。その後、レーザー加熱方式によりシール材13を第一基板11に接合させ、本実施形態に係る有機ELディスプレイ装置を製造する。
12 第二基板
101 バッファー層
103 活性層
1032 側辺
104 第一絶縁層
105 第二絶縁層
111 第一金属層
1111 第一凸部
112 第三絶縁層
114 第四絶縁層
115 保護層
115a 保護層開口部
116 第二金属層
117 平坦層
117a 平坦層開口部
13 シール材
14 支持部材
15 有機発光ダイオードユニット
151 第一電極
152 有機発光層
153 第二電極
16 画素限定層
161 画素開口部
1041 第二凸部
1051 第二凸部
1121 第一凸部
1141 第二凸部
104a 均一表面
105a 均一表面
112a 均一表面
114a 均一表面
111a 均一表面
1042 斜面
1052 斜面
1122 斜面
1142 斜面
A 表示領域
B 非表示領域
C 容量区
R1 第一領域
R2 第二領域
T1 第一厚さ
T2 第二厚さ
T3 第二厚さ
T4 第二厚さ
T5 第二厚さ
H1 高さ
H2 高さ
H3 高さ
H4 高さ
H5 高さ
TFT1 薄膜トランジスタ素子区
TFT2 薄膜トランジスタ素子
Claims (14)
- 基板と、
前記基板に設置される複数の薄膜トランジスタユニットを備え、
前記複数の薄膜トランジスタユニットは、
前記基板に設置され、ポリシリコンで製造される活性層と、
前記活性層に設置される絶縁層と、
前記絶縁層に設置されるソース極及びドレイン極をそれぞれ含み、
ここでは、前記絶縁層は第一領域及び第二領域からなり、且つ前記第一領域は前記活性層に対応させ、前記第二領域は前記活性層以外の領域に対応させ、且つ前記第一領域の粗面度は前記第二領域の粗面度より大きいことを特徴とする薄膜トランジスタ基板。 - これら前記薄膜トランジスタユニットは更に前記絶縁層に設置される金属層をそれぞれ備え、且つ前記金属層は複数の第一凸部を有することを特徴とする、請求項1記載の薄膜トランジスタ基板。
- 前記金属層は第一厚さを有し、これら前記第一凸部から前記金属層の均一表面の高さまでの距離と前記第一厚さとの比は10%〜30%であることを特徴とする、請求項2記載の薄膜トランジスタ基板。
- 前記絶縁層は複数の第二凸部を有することを特徴とする、請求項1記載の薄膜トランジスタ基板。
- 前記絶縁層は第二厚さを有し、これら前記第二凸部から前記絶縁層の均一表面の高さまでの距離と前記第二厚さとの比は30%〜70%であることを特徴とする、請求項4記載の薄膜トランジスタ基板。
- 前記絶縁層は複数の第二凸部を有し、且つこれら前記第一凸部の少なくとも一部分はこれら前記第二凸部に対応させることを特徴とする、請求項2記載の薄膜トランジスタ基板。
- 前記活性層は側辺を有し、前記絶縁層の前記側辺に対応させる箇所の曲率は前記側辺の曲率より小さいことを特徴とする、請求項1記載の薄膜トランジスタ基板。
- 基板と、
前記基板に設置される複数の薄膜トランジスタユニットを備え、且つ前記複数の薄膜トランジスタユニットは、
前記基板に設置され、ポリシリコンで製造される活性層と、
前記活性層に設置される絶縁層と、
前記絶縁層に設置されるソース極及びドレイン極をそれぞれ含み、
ここでは、前記絶縁層は複数の第二凸部を有することを特徴とする薄膜トランジスタ基板。 - 前記絶縁層は第二厚さを有し、これら前記第二凸部から前記絶縁層の均一表面の高さまでの距離と前記第二厚さとの比は30%〜70%であることを特徴とする、請求項8記載の薄膜トランジスタ基板。
- これら前記薄膜トランジスタユニットは更に前記絶縁層に設置される金属層をそれぞれ備え、且つ前記金属層は複数の第一凸部を有することを特徴とする、請求項8記載の薄膜トランジスタ基板。
- 前記金属層は第一厚さを有し、これら前記第一凸部から前記金属層の均一表面の高さまでの距離と前記第一厚さとの比は10%〜30%であることを特徴とする、請求項10記載の薄膜トランジスタ基板。
- 前記金属層のこれら前記第一凸部の少なくとも一部分は前記絶縁層のこれら前記第二凸部に対応させることを特徴とする、請求項10記載の薄膜トランジスタ基板。
- 前記絶縁層は第一領域及び第二領域を備え、且つ前記第一領域は前記活性層に対応させ、前記第二領域は前記活性層以外の領域に対応させ、前記第一領域の粗面度は前記第二領域の粗面度より大きいことを特徴とする、請求項8記載の薄膜トランジスタ基板。
- 前記活性層は側辺を有し、前記絶縁層の前記側辺に対応させる箇所の曲率は前記側辺の曲率より小さいことを特徴とする、請求項8記載の薄膜トランジスタ基板。
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US20170338290A1 (en) * | 2016-05-23 | 2017-11-23 | Shenzhen China Star Optoelectronics Technology Co. Ltd. | Woled display device |
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