JP6231743B2 - 半導体装置の作製方法 - Google Patents
半導体装置の作製方法 Download PDFInfo
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Description
本実施の形態では、半導体装置及び半導体装置の作製方法の一形態を、図1及び図2を用いて説明する。本実施の形態では、半導体装置の一例として酸化物半導体層を有するトランジスタを示す。
本実施の形態では、半導体装置及び半導体装置の作製方法の他の一形態を、図10乃至図12を用いて説明する。本実施の形態では、半導体装置の一例として酸化物半導体層を有するトランジスタを示す。
実施の形態1又は2に示したトランジスタを用いて表示機能を有する半導体装置(表示装置ともいう)を作製することができる。また、トランジスタを含む駆動回路の一部又は全体を、画素部と同じ基板上に一体形成し、システムオンパネルを形成することができる。
実施の形態1又は2に示したトランジスタを用いて、対象物の情報を読み取るイメージセンサ機能を有する半導体装置を作製することができる。
本明細書に開示する半導体装置は、さまざまな電子機器(遊技機も含む)に適用することができる。電子機器としては、テレビジョン装置(テレビ、又はテレビジョン受信機ともいう)、コンピュータ用などのモニタ、デジタルカメラ、デジタルビデオカメラ、デジタルフォトフレーム、携帯電話機、携帯型ゲーム機、携帯情報端末、音響再生装置、遊技機(パチンコ機、スロットマシン等)、ゲーム筐体が挙げられる。これらの電子機器の具体例を図8及び図9に示す。
400 基板
401 ゲート電極層
401a ゲート電極層
401b ゲート電極層
401c ゲート電極層
402 ゲート絶縁層
402a ゲート絶縁層
402b ゲート絶縁層
403 酸化物半導体層
405a ソース電極層
405b ドレイン電極層
405c 電極層
412 ゲート絶縁層
412a ゲート絶縁層
412b ゲート絶縁層
413 絶縁層
413a 領域
413b 領域
416 絶縁層
416a 領域
417 金属酸化物膜
420 トランジスタ
422 絶縁層
423 絶縁層
424 平坦化絶縁層
425a 開口
425b 開口
426 絶縁層
427 金属膜
433 絶縁層
437 金属酸化物膜
440 トランジスタ
447 金属酸化物膜
454 酸素
457 金属膜
460 トランジスタ
480 トランジスタ
491 電極層
491a 電極層
491b 電極層
491c 電極層
500 基板
502 ゲート絶縁層
504 層間絶縁層
505 カラーフィルタ層
506 絶縁層
507 隔壁
510 トランジスタ
511a ゲート電極層
511b ゲート電極層
512 酸化物半導体層
513a 導電層
513b 導電層
520 容量素子
521a 導電層
521b 導電層
522 酸化物半導体層
523 導電層
524 絶縁層
525 絶縁層
530 配線層交差部
533 導電層
540 発光素子
541 電極層
542 電界発光層
543 電極層
601 基板
602 フォトダイオード
606a 半導体膜
606b 半導体膜
606c 半導体膜
608 接着層
613 基板
631 絶縁層
632 絶縁層
633 層間絶縁層
634 層間絶縁層
640 トランジスタ
641a 電極層
641b 電極層
642 電極層
643 導電層
645 導電層
656 トランジスタ
658 フォトダイオードリセット信号線
659 ゲート信号線
671 フォトセンサ出力信号線
672 フォトセンサ基準信号線
4001 基板
4002 画素部
4003 信号線駆動回路
4004 走査線駆動回路
4005 シール材
4006 基板
4008 液晶層
4010 トランジスタ
4011 トランジスタ
4013 液晶素子
4015 接続端子電極
4016 端子電極
4018 FPC
4019 異方性導電層
4020a ゲート絶縁層
4020b ゲート絶縁層
4021 絶縁層
4030 絶縁層
4031 電極層
4032 絶縁層
4033 絶縁層
4034 電極層
4035 スペーサ
4038 絶縁層
4510 隔壁
4511 電界発光層
4513 発光素子
4514 充填材
9000 テーブル
9001 筐体
9002 脚部
9003 表示部
9004 表示ボタン
9005 電源コード
9033 留め具
9034 スイッチ
9035 電源スイッチ
9036 スイッチ
9038 操作スイッチ
9100 テレビジョン装置
9101 筐体
9103 表示部
9105 スタンド
9107 表示部
9109 操作キー
9110 リモコン操作機
9201 本体
9202 筐体
9203 表示部
9204 キーボード
9205 外部接続ポート
9206 ポインティングデバイス
9630 筐体
9631 表示部
9631a 表示部
9631b 表示部
9632a 領域
9632b 領域
9633 太陽電池
9634 充放電制御回路
9635 バッテリー
9636 DCDCコンバータ
9637 コンバータ
9638 操作キー
9639 ボタン
Claims (4)
- ゲート電極層を形成し、
前記ゲート電極層上にゲート絶縁層を形成し、
前記ゲート絶縁層を介して前記ゲート電極層と重畳する領域に酸化物半導体層を形成し、
前記酸化物半導体層と電気的に接続するソース電極層及びドレイン電極層を形成し、
前記ソース電極層及び前記ドレイン電極層上に、前記酸化物半導体層と接する絶縁層を形成し、
前記絶縁層に熱処理を行い、前記絶縁層から水又は水素を低減させた後、前記絶縁層と接する金属膜を形成し、
前記金属膜及び前記絶縁層に対して、プラズマ処理を行うことによって、前記絶縁層に酸素を添加し、且つ前記金属膜を酸化させて、1×1010Ωm以上1×1019Ωm以下の抵抗率を有する金属酸化物膜とする半導体装置の作製方法。 - ゲート電極層を形成し、
前記ゲート電極層上にゲート絶縁層を形成し、
前記ゲート絶縁層を介して前記ゲート電極層と重畳する領域に酸化物半導体層を形成し、
前記ゲート電極層と重畳する前記酸化物半導体層上に接する絶縁層を形成し、
前記絶縁層に熱処理を行い、前記絶縁層から水又は水素を低減させた後、前記絶縁層と接するアルミニウム膜を形成し、
前記アルミニウム膜及び前記絶縁層に対して、プラズマ処理を行うことによって、前記絶縁層に酸素を添加し、且つ、前記アルミニウム膜を酸化アルミニウム膜とし、
前記絶縁層及び前記酸化アルミニウム膜に前記酸化物半導体層に達する開口を形成し、
前記開口に前記酸化物半導体層と電気的に接続するソース電極層及びドレイン電極層を形成する半導体装置の作製方法。 - ゲート電極層を形成し、
前記ゲート電極層上にゲート絶縁層を形成し、
前記ゲート絶縁層を介して前記ゲート電極層と重畳する領域に酸化物半導体層を形成し、
前記酸化物半導体層上に接する絶縁層を形成し、
前記絶縁層に熱処理を行い、前記絶縁層から水又は水素を低減させた後、前記絶縁層上に接する金属膜を形成し、
前記金属膜の酸化処理を行うことによって、前記金属膜を金属酸化物膜とし、且つ前記絶縁層へ酸素を添加する半導体装置の作製方法。 - 請求項1乃至3のいずれか一において、
前記絶縁層として、酸素と、窒素と、シリコンとを有する絶縁層を形成する半導体装置の作製方法。
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| KR (2) | KR102100425B1 (ja) |
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| CN105931967B (zh) * | 2011-04-27 | 2019-05-03 | 株式会社半导体能源研究所 | 半导体装置的制造方法 |
| WO2013111756A1 (en) | 2012-01-25 | 2013-08-01 | Semiconductor Energy Laboratory Co., Ltd. | Semiconductor device and method for manufacturing semiconductor device |
| US8956912B2 (en) | 2012-01-26 | 2015-02-17 | Semiconductor Energy Laboratory Co., Ltd. | Method for manufacturing semiconductor device |
| US8916424B2 (en) | 2012-02-07 | 2014-12-23 | Semiconductor Energy Laboratory Co., Ltd. | Method for manufacturing semiconductor device |
| US8999773B2 (en) | 2012-04-05 | 2015-04-07 | Semiconductor Energy Laboratory Co., Ltd. | Processing method of stacked-layer film and manufacturing method of semiconductor device |
| US8860022B2 (en) | 2012-04-27 | 2014-10-14 | Semiconductor Energy Laboratory Co., Ltd. | Oxide semiconductor film and semiconductor device |
| TWI620323B (zh) * | 2012-11-16 | 2018-04-01 | 半導體能源研究所股份有限公司 | 半導體裝置 |
| TWI614813B (zh) | 2013-01-21 | 2018-02-11 | 半導體能源研究所股份有限公司 | 半導體裝置的製造方法 |
| CN104185365B (zh) * | 2013-05-23 | 2018-06-26 | 比亚迪股份有限公司 | 一种线路板及其制备方法 |
| WO2014192221A1 (ja) * | 2013-05-29 | 2014-12-04 | パナソニック株式会社 | 薄膜トランジスタ装置とその製造方法、および表示装置 |
| KR102244553B1 (ko) | 2013-08-23 | 2021-04-23 | 가부시키가이샤 한도오따이 에네루기 켄큐쇼 | 용량 소자 및 반도체 장치 |
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2012
- 2012-12-13 KR KR1020120145061A patent/KR102100425B1/ko not_active Expired - Fee Related
- 2012-12-20 US US13/721,967 patent/US9502572B2/en active Active
- 2012-12-24 TW TW101149564A patent/TWI596770B/zh not_active IP Right Cessation
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- 2012-12-26 JP JP2012283326A patent/JP6231743B2/ja not_active Expired - Fee Related
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Also Published As
| Publication number | Publication date |
|---|---|
| JP2013153156A (ja) | 2013-08-08 |
| US9502572B2 (en) | 2016-11-22 |
| TWI596770B (zh) | 2017-08-21 |
| KR20130075657A (ko) | 2013-07-05 |
| KR102162326B1 (ko) | 2020-10-06 |
| KR20200039639A (ko) | 2020-04-16 |
| US20130161610A1 (en) | 2013-06-27 |
| TWI617036B (zh) | 2018-03-01 |
| US20170040440A1 (en) | 2017-02-09 |
| TW201733128A (zh) | 2017-09-16 |
| TW201336078A (zh) | 2013-09-01 |
| KR102100425B1 (ko) | 2020-04-13 |
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