JP5701003B2 - 半導体装置 - Google Patents
半導体装置 Download PDFInfo
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- JP5701003B2 JP5701003B2 JP2010228327A JP2010228327A JP5701003B2 JP 5701003 B2 JP5701003 B2 JP 5701003B2 JP 2010228327 A JP2010228327 A JP 2010228327A JP 2010228327 A JP2010228327 A JP 2010228327A JP 5701003 B2 JP5701003 B2 JP 5701003B2
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- H01L27/02—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
- 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
- H01L27/1214—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 comprising a plurality of TFTs formed on a non-semiconducting substrate, e.g. driving circuits for AMLCDs
- H01L27/1222—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 comprising a plurality of TFTs formed on a non-semiconducting substrate, e.g. driving circuits for AMLCDs with a particular composition, shape or crystalline structure of the active layer
- H01L27/1225—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 comprising a plurality of TFTs formed on a non-semiconducting substrate, e.g. driving circuits for AMLCDs with a particular composition, shape or crystalline structure of the active layer with semiconductor materials not belonging to the group IV of the periodic table, e.g. InGaZnO
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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
- H01L27/1214—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 comprising a plurality of TFTs formed on a non-semiconducting substrate, e.g. driving circuits for AMLCDs
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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
- H01L27/1214—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 comprising a plurality of TFTs formed on a non-semiconducting substrate, e.g. driving circuits for AMLCDs
- H01L27/124—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 comprising a plurality of TFTs formed on a non-semiconducting substrate, e.g. driving circuits for AMLCDs with a particular composition, shape or layout of the wiring layers specially adapted to the circuit arrangement, e.g. scanning lines in LCD pixel circuits
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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
- H01L27/1214—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 comprising a plurality of TFTs formed on a non-semiconducting substrate, e.g. driving circuits for AMLCDs
- H01L27/1255—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 comprising a plurality of TFTs formed on a non-semiconducting substrate, e.g. driving circuits for AMLCDs integrated with passive devices, e.g. auxiliary capacitors
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Description
本実施の形態では、本発明の一形態である半導体装置及びその作製方法を説明する。
本実施の形態では、実施の形態1に示したトランジスタを用いて同一基板上に画素部と駆動回路部を形成し、アクティブマトリクス型の液晶表示装置及び発光装置を作製する一例を示す。
実施の形態1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、トランジスタを有する駆動回路部及び画素部を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。
本実施の形態では、発光表示パネル(発光パネルともいう)の外観及び断面について、図6を用いて説明する。図6は、第1の基板上に形成されたトランジスタ及び発光素子を第2の基板との間にシール材によって封止したパネルの平面図であり、図6(B)は、図6(A)のH−Iにおける断面図に相当する。
本実施の形態では、保持容量の構成について、実施の形態2と異なる例を図7(A)及び図7(B)に示す。図7(A)は、図2及び図3と保持容量の構成が異なる点以外は同じであるため、同じ箇所には同じ符号を用い、同じ箇所の詳細な説明は省略する。なお、図7(A)では画素部のトランジスタ460と保持容量の断面構造を示す。
本実施の形態では、実施の形態1に示すトランジスタを適用した半導体装置として電子ペーパーの例を示す。
実施の形態1に示すトランジスタを適用した半導体装置は、電子ペーパーとして適用することができる。電子ペーパーは、情報を表示するものであればあらゆる分野の電子機器に用いることが可能である。例えば、電子ペーパーを用いて、電子書籍(電子ブック)、ポスター、電車などの乗り物の車内広告、クレジットカード等の各種カードにおける表示等に適用することができる。電子機器の一例を図9、図10に示す。
実施の形態1に示すトランジスタを用いた半導体装置は、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、例えば、テレビジョン装置(テレビ、また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(携帯電話、携帯電話装置ともいう)、携帯型ゲーム機、携帯情報端末、音響再生装置、パチンコ機などの大型ゲーム機などが挙げられる。
402 ゲート絶縁層
404 酸化物半導体層
405 酸化物半導体層
417 導電層
422 ソース配線層
426 酸化物絶縁層
427 絶縁層
428 保護絶縁層
430 容量配線層
431 容量電極層
432 容量配線層
440 トランジスタ
442 接続電極層
443 チャネル形成領域
448 接続電極層
449 接続電極層
452 接続電極層
453 カラーフィルタ層
456 平坦化絶縁層
457 画素電極層
458 オーバーコート層
459 隔壁
460 トランジスタ
404a 微結晶群
405a 微結晶群
421a ゲート電極層
421b ゲート電極層
421c ゲート配線層
444c 領域
444d 領域
445a ソース電極層
445b ドレイン電極層
446a 酸化物導電層
446b 酸化物導電層
451a ゲート電極層
451b ゲート電極層
455a ソース電極層
455b ドレイン電極層
457a 画素電極層
457b 電極
580 第1の基板
581 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 第2の基板
1000 携帯電話機
1001 筐体
1002 表示部
1003 操作ボタン
1004 外部接続ポート
1005 スピーカ
1006 マイク
2600 基板
2601 対向基板
2602 シール材
2603 画素部
2604 表示素子
2605 着色層
2606 偏光板
2607 偏光板
2608 配線回路部
2609 フレキシブル配線基板
2610 冷陰極管
2611 反射板
2612 回路基板
2613 拡散板
2631 ポスター
2700 電子書籍
2701 筐体
2703 筐体
2705 表示部
2707 表示部
2711 軸部
2721 電源
2723 操作キー
2725 スピーカ
4001 第1の基板
4002 画素部
4003 信号線駆動回路部
4004 走査線駆動回路部
4005 シール材
4006 第2の基板
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 異方性導電膜
4020 保護絶縁層
4021 絶縁層
4030 画素電極
4031 対向電極
4032 絶縁層
4033 絶縁層
4035 スペーサ
4040 導電層
4041 絶縁層
4501 第1の基板
4502 画素部
4505 シール材
4506 第2の基板
4507 充填材
4509 トランジスタ
4510 トランジスタ
4511 発光素子
4512 電界発光層
4513 電極
4515 接続端子電極
4516 端子電極
4517 電極
4519 異方性導電膜
4520 隔壁
4540 導電層
4541 酸化物絶縁層
4542 酸化物絶縁層
4543 オーバーコート層
4544 絶縁層
4545 カラーフィルタ層
4546 絶縁層
4548 接続電極層
4503a 信号線駆動回路部
4503a 信号線駆動回路部
4504a 走査線駆動回路部
4504b 走査線駆動回路部
4518a FPC
4518b FPC
9400 通信装置
9401 筐体
9402 操作ボタン
9403 外部入力端子
9404 マイク
9405 スピーカ
9406 発光部
9410 表示装置
9411 筐体
9412 表示部
9413 操作ボタン
9600 テレビジョン装置
9601 筐体
9603 表示部
9605 スタンド
9607 表示部
9609 操作キー
9610 リモコン操作機
9700 デジタルフォトフレーム
9701 筐体
9703 表示部
9881 筐体
9882 表示部
9883 表示部
9884 スピーカ部
9885 操作キー
9886 記録媒体挿入部
9887 接続端子
9888 センサ
9889 マイクロフォン
9890 LEDランプ
9891 筐体
9893 連結部
9900 スロットマシン
9901 筐体
9903 表示部
Claims (4)
- 同一基板上に第1のトランジスタを有する画素部と、第2のトランジスタを有する駆動回路を有し、
前記第1のトランジスタ及び前記第2のトランジスタは、
ゲート電極層と、ゲート絶縁層と、表層に微結晶を有する酸化物半導体層と、前記酸化物半導体層の一部と重なるソース電極層及びドレイン電極層と、前記酸化物半導体層と接する酸化物絶縁層と、を有し、
前記第1のトランジスタのゲート電極層、ソース電極層及びドレイン電極層は、酸化物導電層であり、
前記第2のトランジスタのゲート電極層、ソース電極層及びドレイン電極層は、金属層を有することを特徴とする半導体装置。 - 同一基板上に第1のトランジスタを有する画素部と、第2のトランジスタを有する駆動回路を有し、
前記第1のトランジスタ及び前記第2のトランジスタは、
ゲート電極層と、ゲート絶縁層と、表層に微結晶を有する酸化物半導体層と、前記酸化物半導体層の一部と重なるソース電極層及びドレイン電極層と、前記酸化物半導体層と接する酸化物絶縁層と、を有し、
前記第1のトランジスタのゲート電極層は、酸化物導電層であり、
前記第1のトランジスタのソース電極層は、酸化物導電層であり、
前記第1のトランジスタのドレイン電極層は、酸化物導電層であり、
前記第2のトランジスタのゲート電極層は、金属層を有し、
前記第2のトランジスタのソース電極層は、金属層を有し、
前記第2のトランジスタのドレイン電極層は、金属層を有し、
前記第2のトランジスタは、前記ソース電極層が有する金属層と前記酸化物半導体層との間に酸化物導電層を有し、
前記第2のトランジスタは、前記ドレイン電極層が有する金属層と前記酸化物半導体層との間に酸化物導電層を有することを特徴とする半導体装置。 - 請求項1又は2において、
前記金属層は、Ti、Mo、W、Al、Cr、Cu、Taから選ばれた元素を主成分とする膜を有することを特徴とする半導体装置。 - 請求項1乃至3のいずれか一項において、
前記酸化物絶縁層は、酸化珪素膜、窒化酸化珪素膜、酸化アルミニウム膜又は酸化窒化アルミニウム膜を有することを特徴とする半導体装置。
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KR20120084756A (ko) | 2012-07-30 |
US8324621B2 (en) | 2012-12-04 |
TWI460860B (zh) | 2014-11-11 |
US20110084271A1 (en) | 2011-04-14 |
KR20160137654A (ko) | 2016-11-30 |
JP2017017367A (ja) | 2017-01-19 |
JP2015135973A (ja) | 2015-07-27 |
WO2011046003A1 (en) | 2011-04-21 |
JP6889208B2 (ja) | 2021-06-18 |
JP7497399B2 (ja) | 2024-06-10 |
JP2019186566A (ja) | 2019-10-24 |
KR20170106652A (ko) | 2017-09-21 |
TW201131766A (en) | 2011-09-16 |
TW201445744A (zh) | 2014-12-01 |
JP2018085527A (ja) | 2018-05-31 |
JP2021168385A (ja) | 2021-10-21 |
KR101832698B1 (ko) | 2018-02-28 |
JP6553704B2 (ja) | 2019-07-31 |
JP7150097B2 (ja) | 2022-10-07 |
JP6271677B2 (ja) | 2018-01-31 |
KR101779349B1 (ko) | 2017-09-18 |
JP2023002549A (ja) | 2023-01-10 |
KR101680047B1 (ko) | 2016-11-28 |
TWI529945B (zh) | 2016-04-11 |
JP2011103452A (ja) | 2011-05-26 |
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