JP5089784B2 - 半導体装置 - Google Patents
半導体装置 Download PDFInfo
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- JP5089784B2 JP5089784B2 JP2011031688A JP2011031688A JP5089784B2 JP 5089784 B2 JP5089784 B2 JP 5089784B2 JP 2011031688 A JP2011031688 A JP 2011031688A JP 2011031688 A JP2011031688 A JP 2011031688A JP 5089784 B2 JP5089784 B2 JP 5089784B2
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Description
本実施の形態は、本発明の一態様である半導体装置について説明する。本実施の形態では、半導体装置として、具体的には記憶装置を挙げる。
本実施の形態は、本発明の一態様であって、実施の形態1とは異なる記憶素子について説明する。具体的には、実施の形態1における下部トランジスタを、上部トランジスタと同様の構成とする形態について図8を参照して説明する。
本実施の形態は、本発明の一態様であって、実施の形態1及び実施の形態2とは異なる素子について説明する。具体的には、実施の形態1と同様に作製することのできる反転素子について図9を参照して説明する。
本実施の形態は、本発明の一態様であって、実施の形態1乃至実施の形態3とは異なる素子について説明する。具体的には、実施の形態2と同様に作製することのできる反転素子について図10を参照して説明する。
本実施の形態は、本発明の一態様であって、実施の形態1乃至実施の形態4とは異なる素子について説明する。具体的には、実施の形態1と同様に作製することのできる、論理ゲートの一つであるNANDゲートについて図11を参照して説明する。
本実施の形態は、本発明の一態様であって、実施の形態1乃至実施の形態5とは異なる素子について説明する。具体的には、実施の形態2と同様に作製することのできる、論理ゲートの一つであるNANDゲートについて図12を参照して説明する。
本実施の形態は、本発明の一態様であって、実施の形態1乃至実施の形態6とは異なる素子について説明する。具体的には、実施の形態1と同様に作製することのできる、論理ゲートの一つであるNORゲートについて図13を参照して説明する。
本実施の形態は、本発明の一態様であって、実施の形態1乃至実施の形態7とは異なる素子について説明する。具体的には、実施の形態2と同様に作製することのできる、論理ゲートの一つであるNORゲートについて図14を参照して説明する。
次に、本発明の一態様である電子機器について説明する。本発明の一態様である電子機器には、実施の形態1乃至実施の形態8で説明した素子の少なくとも一つを搭載させる。本発明の一態様である電子機器として、例えば、コンピュータ、携帯電話機(携帯電話、携帯電話装置ともいう)、携帯情報端末(携帯型ゲーム機、音響再生装置なども含む)、デジタルカメラ、デジタルビデオカメラ、電子ペーパー、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)などが挙げられる。
102 トランジスタ
104 容量素子
111 第1の配線
112 第2の配線
113 第3の配線
114 第4の配線
115 第5の配線
116 基板
120 記憶素子
121 駆動回路
122 駆動回路
123 駆動回路
124 駆動回路
150 ベース基板
152 窒素含有層
160 ボンド基板
162 酸化膜
164 脆化領域
166 単結晶半導体層
168 半導体層
170 半導体層
172 絶縁層
174 ゲート電極
176 不純物領域
178 チャネル形成領域
180 層間絶縁層
182 導電層
184 半導体層
186 絶縁層
188 導電層
200 トランジスタ
202 トランジスタ
204 容量素子
211 第1の配線
212 第2の配線
213 第3の配線
214 第4の配線
215 第5の配線
216 基板
300 トランジスタ
302 トランジスタ
311 第1の配線
312 第2の配線
313 第3の配線
314 第4の配線
316 基板
400 トランジスタ
402 トランジスタ
411 第1の配線
412 第2の配線
413 第3の配線
414 第4の配線
416 基板
500 トランジスタ
502 トランジスタ
504 トランジスタ
506 トランジスタ
511 第1の配線
512 第2の配線
513 第3の配線
514 第4の配線
515 第5の配線
516 基板
600 トランジスタ
602 トランジスタ
604 トランジスタ
611 第1の配線
612 第2の配線
613 第3の配線
614 第4の配線
615 第5の配線
616 基板
700 トランジスタ
702 トランジスタ
704 トランジスタ
706 トランジスタ
711 第1の配線
712 第2の配線
713 第3の配線
714 第4の配線
715 第5の配線
716 基板
800 トランジスタ
802 トランジスタ
804 トランジスタ
811 第1の配線
812 第2の配線
813 第3の配線
814 第4の配線
815 第5の配線
816 基板
901 筐体
902 筐体
903 表示部
904 キーボード
911 本体
912 スタイラス
913 表示部
914 操作ボタン
915 外部インターフェイス
920 電子書籍
921 筐体
923 筐体
925 表示部
927 表示部
931 電源
933 操作キー
935 スピーカー
937 軸部
940 筐体
941 筐体
942 表示パネル
943 スピーカー
944 マイクロフォン
945 操作キー
946 ポインティングデバイス
947 カメラ用レンズ
948 外部接続端子
949 太陽電池セル
950 外部メモリスロット
961 本体
963 接眼部
964 操作スイッチ
965 表示部
966 バッテリー
967 表示部
970 テレビジョン装置
971 筐体
973 表示部
975 スタンド
980 リモコン操作機
Claims (9)
- 第1のトランジスタと、第2のトランジスタと、を有する半導体装置であって、
前記第1のトランジスタは、第1の半導体層と、第1のゲート電極と、を有し、
前記半導体装置は、前記第1のトランジスタの少なくとも一部を覆う絶縁膜を有し、
前記第2のトランジスタは、バックゲート電極と、前記バックゲート電極上の第2の半導体層と、前記第2の半導体層上の第2のゲート電極と、を有し、
前記絶縁膜は、前記バックゲート電極と前記第2の半導体層の間に挟まれ、
前記第2の半導体層は、酸化物半導体層を有し、
前記バックゲート電極は前記第1のゲート電極と同じ膜から形成されていることを特徴とする半導体装置。 - 第1のトランジスタと、第2のトランジスタと、を有する半導体装置であって、
前記第1のトランジスタは、第1の半導体層と、第1のゲート電極と、を有し、
前記半導体装置は、前記第1のトランジスタの少なくとも一部を覆う絶縁膜を有し、
前記第2のトランジスタは、バックゲート電極と、前記バックゲート電極上の第2の半導体層と、前記第2の半導体層上の第2のゲート電極と、ソース電極と、ドレイン電極と、を有し、
前記絶縁膜は、前記バックゲート電極と前記第2の半導体層の間に挟まれ、
前記第2の半導体層は、酸化物半導体層を有し、
前記バックゲート電極は前記第1のゲート電極と同じ膜から形成され、
前記第1のゲート電極は前記ソース電極またはドレイン電極の一方と接続していることを特徴とする半導体装置。 - 第1のトランジスタと、第2のトランジスタと、容量素子と、を有する半導体装置であって、
前記第1のトランジスタは、第1の半導体層と、第1のゲート電極と、を有し、
前記半導体装置は、前記第1のトランジスタの少なくとも一部を覆う絶縁膜を有し、
前記第2のトランジスタは、バックゲート電極と、前記バックゲート電極上の第2の半導体層と、前記第2の半導体層上の第2のゲート電極と、を有し、
前記容量素子は、第1の電極と、前記第1の電極上の第2の電極と、を有し
前記絶縁膜は、前記バックゲート電極と前記第2の半導体層の間に挟まれ、
前記第2の半導体層は、酸化物半導体層を有し、
前記バックゲート電極と、前記第1のゲート電極と、前記第2の電極と、は同じ膜から形成されていることを特徴とする半導体装置。 - 請求項1乃至請求項3のいずれか一項において、
前記第1のトランジスタは、SOI基板が用いられていることを特徴とする半導体装置。 - 請求項1乃至請求項4のいずれか一項において、
前記絶縁膜は、水平な表面を有することを特徴とする半導体装置。 - 請求項1乃至請求項5のいずれか一項において、
前記第1のゲート電極の上面は、前記絶縁膜から露出していることを特徴とする半導体装置。 - 請求項1乃至請求項6のいずれか一項において、
前記バックゲート電極と前記第2の半導体層のチャネル形成領域との距離は、前記第1の半導体層の厚さに等しいことを特徴とする半導体装置。 - 請求項1乃至請求項7のいずれか一項において、
前記半導体装置はメモリ素子であることを特徴とする半導体装置。 - 請求項1乃至請求項8のいずれか一項において、
前記半導体装置は反転素子であることを特徴とする半導体装置。
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