JP5568294B2 - 半導体装置 - Google Patents
半導体装置 Download PDFInfo
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- JP5568294B2 JP5568294B2 JP2009284307A JP2009284307A JP5568294B2 JP 5568294 B2 JP5568294 B2 JP 5568294B2 JP 2009284307 A JP2009284307 A JP 2009284307A JP 2009284307 A JP2009284307 A JP 2009284307A JP 5568294 B2 JP5568294 B2 JP 5568294B2
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- oxide semiconductor
- thin film
- film transistor
- semiconductor layer
- circuit
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- H01L27/12—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body
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Description
本実施の形態では、図1乃至図16を用いて、酸化物半導体を用いて作製した駆動回路を具備する表示装置の一例について説明する。具体的には、表示装置の画素部を駆動するための駆動回路であるソース線駆動回路及びゲート線駆動回路の一例として、エンハンスメント型薄膜トランジスタと抵抗素子を組み合わせて形成されるインバータ(以下、ERMOS回路という)を有する駆動回路について説明する。なお、本実施の形態では単極性の駆動回路を構成する薄膜トランジスタとして、nチャネル型の薄膜トランジスタを適用した例について示す。
本実施の形態では、実施の形態1とは異なる抵抗素子及び薄膜トランジスタの一例について図17を用いて説明する。なお、図17は、実施の形態1で説明した図8のA−B線及びC−D線に対応する抵抗素子及び薄膜トランジスタの断面構造を示している。
本実施の形態では、実施の形態1で説明した酸化物半導体層及び実施の形態2で説明した高濃度に窒素を含有する酸化物半導体層を用いて作製される抵抗素子及び薄膜トランジスタについて、図18(A)〜(C)及び図19(A)、(B)を用いて説明する。なお、図18(A)〜(C)及び図19(A)、(B)は、図8のA−B線及びC−D線に対応する抵抗素子及び薄膜トランジスタの断面構造を示している。
本実施の形態では、ダイナミック回路によって構成されるシフトレジスタを有する駆動回路の構成例について、図20(A)〜(C)を用いて説明する。
本実施の形態では、保護回路が設けられた表示装置の一例について図21及び図22を用いて説明する。
本実施の形態では、実施の形態1乃至3で示した抵抗素子及び薄膜トランジスタを有する半導体装置として、発光表示装置の例を示す。ここではエレクトロルミネッセンスを利用する発光素子を有する発光表示装置について示す。エレクトロルミネッセンスを利用する発光素子は、発光材料が有機化合物であるか、無機化合物であるかによって区別され、一般的に、前者は有機EL素子、後者は無機EL素子と呼ばれている。
本実施の形態では、実施の形態1乃至3で示した抵抗素子及び薄膜トランジスタを有する半導体装置として、電子ペーパーの例を示す。
本実施の形態においては、実施の形態1乃至3で示した抵抗素子及び薄膜トランジスタを有する半導体装置として、電子機器の例について説明する。
101 ソース線駆動回路
102A ゲート線駆動回路
102B ゲート線駆動回路
103 画素部
104A FPC
104B FPC
201 クロック信号用レベルシフタ
202 スタートパルス用レベルシフタ
203 パルス出力回路
204 NAND回路
205 バッファ
206 サンプリングスイッチ
251 シフトレジスタ
300 パルス出力回路
301 スイッチ
302 インバータ回路
303 インバータ回路
304 スイッチ
305 インバータ回路
331 パルス出力回路
332 パルス出力回路
350 パルス出力回路
351 薄膜トランジスタ
352 抵抗素子
353 薄膜トランジスタ
354 抵抗素子
355 薄膜トランジスタ
356 薄膜トランジスタ
357 抵抗素子
358 薄膜トランジスタ
359 配線
360 配線
500 基板
501 ソース線駆動回路
502A ゲート線駆動回路
502B ゲート線駆動回路
503 画素部
504A FPC
504B FPC
550 保護回路
551 保護回路
560 薄膜トランジスタ
561 薄膜トランジスタ
562 薄膜トランジスタ
563 薄膜トランジスタ
564 薄膜トランジスタ
565 薄膜トランジスタ
566 薄膜トランジスタ
567 薄膜トランジスタ
568 抵抗素子
569 配線
570 抵抗素子
571 抵抗素子
572 薄膜トランジスタ
573 配線
580 基板
581 薄膜トランジスタ
585 絶縁層
587 電極層
588 電極層
589 球形粒子
590a 黒色領域
590b 白色領域
594 キャビティ
595 充填材
596 基板
601 抵抗素子
602 薄膜トランジスタ
603 抵抗素子
604 薄膜トランジスタ
605 抵抗素子
606 薄膜トランジスタ
607 抵抗素子
608 薄膜トランジスタ
701 抵抗素子
702 薄膜トランジスタ
703 薄膜トランジスタ
730 容量素子
731 薄膜トランジスタ
721 薄膜トランジスタ
751 クロック信号用レベルシフタ
752 スタートパルス用レベルシフタ
753 パルス出力回路
754 NAND回路
755 バッファ
781 シフトレジスタ
801 電源線
802 電源線
803 制御信号線
804 制御信号線
805 制御信号線
806 酸化物半導体層
807 配線層
808 配線層
809 コンタクトホール
900 基板
901 第1の配線
902 ゲート端子
903 絶縁層
904 コンタクトホール
905 酸化物半導体層
906 酸化物半導体層
907 配線
908 配線
909 酸化シリコン層
910 窒化シリコン層
911a バッファ層
911b バッファ層
911c バッファ層
911d バッファ層
911e バッファ層
912 配線
950 酸化物半導体膜
951 酸化物半導体膜
960 酸化物半導体層
961 酸化物半導体層
962 酸化物半導体層
963 酸化物半導体層
964 酸化物半導体層
965 酸化物半導体層
966 酸化物半導体層
967 酸化物半導体層
968 酸化物半導体層
1001 チャネル保護層
1010a バッファ層
1010b バッファ層
1400 パルス出力回路
1401 インバータ回路
1402 スイッチ
1403 容量素子
1411 薄膜トランジスタ
1412 抵抗素子
1413 薄膜トランジスタ
1414 容量素子
1415 配線
1416 配線
2001 酸化物半導体層
2002 酸化物半導体層
4501 基板
4502 画素部
4503a ソース線駆動回路
4503b ソース線駆動回路
4504a ゲート線駆動回路
4504b ゲート線駆動回路
4505 シール材
4506 基板
4507 充填材
4509 薄膜トランジスタ
4510 薄膜トランジスタ
4511 発光素子
4512 電界発光層
4513 電極層
4515 接続端子電極
4516 端子電極
4517 電極層
4518a FPC
4518b FPC
4519 異方性導電膜
4520 隔壁
6400 画素
6401 薄膜トランジスタ
6402 薄膜トランジスタ
6403 発光素子
6405 ソース線
6406 ゲート線
6407 電源線
6408 共通電極
7001 薄膜トランジスタ
7002 発光素子
7003 陰極
7004 発光層
7005 陽極
7011 薄膜トランジスタ
7012 発光素子
7013 陰極
7014 発光層
7015 陽極
7016 遮蔽層
7017 導電層
7021 薄膜トランジスタ
7022 発光素子
7023 陰極
7024 発光層
7025 陽極
7027 導電層
9630 筐体
9631 表示部
9632 スピーカ
9633 操作キー
9634 接続端子
9635 記録媒体読込部
9640 筐体
9641 表示部
9642 スピーカ
9643 操作キー
9644 接続端子
9645 シャッターボタン
9646 受像部
9650 筐体
9651 表示部
9652 スピーカ
9653 操作キー
9654 接続端子
9660 筐体
9661 表示部
9662 スピーカ
9663 操作キー
9664 接続端子
9665 ポインティングデバイス
9666 外部接続ポート
9670 筐体
9671 表示部
9672 スピーカ
9673 操作キー
9674 マイクロフォン
Claims (1)
- 表示装置の画素部を駆動する駆動回路を有し、
前記駆動回路は、
第1の酸化物半導体を有する抵抗素子と、
前記第1の酸化物半導体よりも水素濃度が低い第2の酸化物半導体をチャネル形成領域に有するトランジスタと、
第1の電位を伝達する機能を有する第1の配線と、
前記第1の電位よりも低い第2の電位を伝達する機能を有する第2の配線と、を有し、
前記第1の配線は、前記抵抗素子と、前記トランジスタとを順に介して、前記第2の配線と電気的に接続され、
前記第1の酸化物半導体は、前記第2の酸化物半導体と電気的に接続され、
且つ、前記第1の酸化物半導体と、前記第2の酸化物半導体とは、分離して設けられていることを特徴とする半導体装置。
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TWI476915B (zh) | 2008-12-25 | 2015-03-11 | Semiconductor Energy Lab | 半導體裝置及其製造方法 |
WO2011007682A1 (en) | 2009-07-17 | 2011-01-20 | Semiconductor Energy Laboratory Co., Ltd. | Method of manufacturing semiconductor device |
WO2011027701A1 (en) | 2009-09-04 | 2011-03-10 | Semiconductor Energy Laboratory Co., Ltd. | Light-emitting device and method for manufacturing the same |
CN102024410B (zh) | 2009-09-16 | 2014-10-22 | 株式会社半导体能源研究所 | 半导体装置及电子设备 |
KR101713356B1 (ko) | 2009-09-24 | 2017-03-07 | 가부시키가이샤 한도오따이 에네루기 켄큐쇼 | 구동 회로, 상기 구동 회로를 포함하는 표시 장치, 및 상기 표시 장치를 포함하는 전자 기기 |
CN107195328B (zh) | 2009-10-09 | 2020-11-10 | 株式会社半导体能源研究所 | 移位寄存器和显示装置以及其驱动方法 |
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