JP6523805B2 - 撮像装置及び電子機器 - Google Patents
撮像装置及び電子機器 Download PDFInfo
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- JP6523805B2 JP6523805B2 JP2015118006A JP2015118006A JP6523805B2 JP 6523805 B2 JP6523805 B2 JP 6523805B2 JP 2015118006 A JP2015118006 A JP 2015118006A JP 2015118006 A JP2015118006 A JP 2015118006A JP 6523805 B2 JP6523805 B2 JP 6523805B2
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Images
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- H01L27/14—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- 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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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/14—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation
- H01L27/144—Devices controlled by radiation
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/14—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
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Description
本実施の形態では、本発明の一態様である撮像装置の構成について、図面を参照して説明する。図1(A)は、本発明の一態様の撮像装置の画素の断面図である。また、図1(B)は、本発明の一態様の撮像装置の画素回路である。
本実施の形態では、実施の形態1の図5に示した画素回路ついて詳細を説明する。
本実施の形態では、画素回路の駆動方法の一例について説明する。
本実施の形態では、本発明の一態様の撮像装置に用いることのできるトランジスタおよび該トランジスタを構成する材料について説明する。なお、本実施の形態における図面では、明瞭化のために一部の要素を拡大、縮小、または省略して図示している。
以下では、本発明の一態様に用いることのできる酸化物半導体膜の構造について説明する。
本発明の一態様に係る撮像装置および当該撮像装置を含む半導体装置は、表示機器、パーソナルコンピュータ、記録媒体を備えた画像再生装置(代表的にはDVD:Digital Versatile Disc等の記録媒体を再生し、その画像を表示しうるディスプレイを有する装置)に用いることができる。その他に、本発明の一態様に係る撮像装置および当該撮像装置を含む半導体装置を用いることができる電子機器として、携帯電話、携帯型を含むゲーム機、携帯データ端末、電子書籍端末、ビデオカメラ、デジタルスチルカメラ等のカメラ、ゴーグル型ディスプレイ(ヘッドマウントディスプレイ)、ナビゲーションシステム、音響再生装置(カーオーディオ、デジタルオーディオプレイヤー等)、複写機、ファクシミリ、プリンタ、プリンタ複合機、現金自動預け入れ払い機(ATM)、自動販売機、医療検査機器などが挙げられる。これら電子機器の具体例を図20に示す。
301 トランジスタ
302 トランジスタ
303 トランジスタ
304 トランジスタ
305 電荷蓄積部
306 容量素子
311 配線
312 配線
313 配線
314 配線
315 配線
316 配線
317 配線
320 フォトダイオード
321 p型半導体層
322 i型半導体層
323 n型半導体層
325 導電層
326 導電層
334 導電層
335 絶縁層
336 絶縁層
337 絶縁層
338 絶縁層
339 絶縁層
340 絶縁層
350 画素
350a 画素
350b 画素
350c 画素
351a 画素
351b 画素
351c 画素
501 信号
502 信号
503 信号
504 信号
505 信号
506 信号
507 信号
508 信号
509 信号
510 期間
511 期間
520 期間
531 期間
610 期間
611 期間
612 期間
621 期間
622 期間
623 期間
631 期間
701 信号
702 信号
703 信号
704 信号
705 信号
801 フラットパネルディテクタ
803 架台
805 放射線源
807 放射線
809 被写体
811 筐体
812 表示部
819 カメラ
821 筐体
822 表示部
823 リストバンド
825 レンズ
829 カメラ
831 筐体
832 シャッターボタン
833 マイク
835 レンズ
837 発光部
841 筐体
842 筐体
843 表示部
844 操作キー
845 レンズ
846 接続部
900 基板
915 絶縁層
920 ゲート電極層
930 ゲート絶縁膜
931 絶縁層
932 絶縁層
933 絶縁層
940 酸化物半導体層
941a 酸化物半導体層
941b 酸化物半導体層
942a 酸化物半導体層
942b 酸化物半導体層
942c 酸化物半導体層
950 ソース電極層
960 ドレイン電極層
980 絶縁層
990 絶縁層
1530 カラーフィルタ
1530a カラーフィルタ
1530b カラーフィルタ
1530c カラーフィルタ
1540 マイクロレンズアレイ
1550 光学変換層
1700 画素アレイ
1730 回路
1740 回路
1750 回路
1800 シフトレジスタ
1810 シフトレジスタ
1900 バッファ回路
1910 バッファ回路
2100 アナログスイッチ
2110 垂直出力線
2200 出力線
Claims (6)
- トランジスタと、フォトダイオードと、容量素子を有する撮像装置であって、
前記トランジスタは、第1の電極と、前記第1の電極と接する第1の絶縁膜と、前記第1の絶縁膜と接する第1の半導体層と、前記第1の半導体層と接する第2の電極および第3の電極を有し、
前記フォトダイオードは第4の電極と、第5の電極と、前記第4の電極と前記第5の電極との間に第2の半導体層を有し、
前記第1の半導体層は第2の絶縁層と接する領域を有し、
前記第2の電極は前記第2の絶縁層と接する領域を有し、
前記第3の電極は前記第2の絶縁層と接する領域を有し、
前記第2の絶縁層は第3の絶縁層と接する領域を有し、
前記第3の絶縁層は第4の絶縁層と接する領域を有し、
前記第4の絶縁層は前記第4の電極と接する領域を有し、
前記第1の電極と重なる領域において、前記第3の絶縁層は前記第4の電極と接する領域を有し、
前記第5の電極は前記第2の電極と電気的に接続され、
前記容量素子は、前記第3の電極が延在した領域と、前記第2の絶縁層と、前記第3の絶縁層と、前記第4の電極を含んで構成され、
前記フォトダイオードは、前記第4の電極と接する第3の半導体層と、前記第5の電極と接する第4の半導体層とをさらに有し、
前記第2の半導体層は前記第3の半導体層と前記第4の半導体層に接して挟まれ、
前記第3の半導体層の導電型はp型であり、
前記第4の半導体層の導電型はn型であり、
前記第2の半導体層の導電型はi型であることを特徴とする撮像装置。 - 請求項1において、
前記第1の電極層と重なる領域において、前記フォトダイオードは前記第4の半導体層が欠損している領域を有することを特徴とする撮像装置。 - 請求項2において、
前記第1の電極層と重なる領域において、前記フォトダイオードは前記第2の半導体層および前記第4の半導体層が欠損している領域を有することを特徴とする撮像装置。 - 請求項3において、
前記第1の電極層と重なる領域において、前記フォトダイオードは前記第2の半導体層、前記第3の半導体層および前記第4の半導体層が欠損している領域を有することを特徴とする撮像装置。 - 請求項1乃至4のいずれか一項において、
前記第1の半導体層は酸化物半導体層を有し、
前記酸化物半導体層は、InとZnとM(MはAl、Ti、Sn、Ga、Y、Zr、La、Ce、NdまたはHf)を有することを特徴とする撮像装置。 - 請求項1乃至5のいずれか一項に記載の撮像装置と、
表示装置と、
を有することを特徴とする電子機器。
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KR102380829B1 (ko) | 2014-04-23 | 2022-03-31 | 가부시키가이샤 한도오따이 에네루기 켄큐쇼 | 촬상 장치 |
KR102418666B1 (ko) | 2014-05-29 | 2022-07-11 | 가부시키가이샤 한도오따이 에네루기 켄큐쇼 | 촬상 소자, 전자 기기, 촬상 소자의 구동 방법, 및 전자 기기의 구동 방법 |
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JP2019165469A (ja) | 2019-09-26 |
US20150364513A1 (en) | 2015-12-17 |
JP2023065433A (ja) | 2023-05-12 |
JP2021122053A (ja) | 2021-08-26 |
JP2024037925A (ja) | 2024-03-19 |
JP2020109857A (ja) | 2020-07-16 |
US9881954B2 (en) | 2018-01-30 |
JP6675511B2 (ja) | 2020-04-01 |
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