JP2022529184A - Utbb光検出器ピクセルユニット、アレイ及び方法 - Google Patents
Utbb光検出器ピクセルユニット、アレイ及び方法 Download PDFInfo
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- 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
- H01L27/146—Imager structures
- H01L27/14601—Structural or functional details thereof
- H01L27/14609—Pixel-elements with integrated switching, control, storage or amplification elements
- H01L27/14612—Pixel-elements with integrated switching, control, storage or amplification elements involving a transistor
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- H01L27/144—Devices controlled by radiation
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Abstract
Description
2:ドレイン端子
3:ソース端子
4:埋め込み酸化層
5:電荷収集制御領域
6:電荷蓄積領域
7:基板
8:ゲート端子
9:チャネル長さ
10:ドレイン端子長さ
11:ソース端子長さ
12:シリコン膜厚さ
13:埋め込み酸化層厚さ
14:電荷収集層深さ
15:シリコン膜層
16:電荷収集層
17:光
Claims (6)
- シリコン膜層、埋め込み酸化層、電荷収集層、及び基板を備え、前記シリコン膜層、埋め込み酸化層、電荷収集層、基板は、上から下に順番に設置され、
前記シリコン膜層は、NMOSトランジスタ又はPMOSトランジスタを含み、
前記電荷収集層は、光生成電荷を収集するために求心電界を形成し、電荷収集制御領域と電荷蓄積領域を含み、
前記基板は、N型基板又はP型基板を含む、ことを特徴とするUTBB光検出器ピクセルユニット。 - 前記NMOSトランジスタのソース端子とドレイン端子は、それぞれNMOSトランジスタのチャネル両側に位置し、NMOSトランジスタのゲート端子がNMOSトランジスタのチャネルにあり、
前記PMOSトランジスタのソース端子とドレイン端子は、それぞれPMOSトランジスタのチャネル両側に位置し、PMOSトランジスタのゲート端子がPMOSトランジスタのチャネルにある、ことを特徴とする請求項1に記載のUTBB光検出器ピクセルユニット。 - 請求項1または請求項2のいずれか1項に記載のUTBB光検出器ピクセルユニットを複数備え、
複数の前記光検出器ピクセルユニットが、光検出器アレイを構成し、
ここで、前記光検出器アレイの行数と列数は、いずれも2以上の自然数である、ことを特徴とするUTBB光検出器アレイ。 - 隣接する前記光検出器ピクセルユニットのNMOSトランジスタ又はPMOSトランジスタは、同じソース端子又はドレイン端子を使用する、ことを特徴とする請求項3に記載のUTBB光検出器アレイ。
- 前記光検出器アレイは、複数列のワードライン、複数行のビットライン、共通領域電極、および共通ソースを含み、
ここで、全てのNMOSトランジスタのソース端子又はPMOSトランジスタのソース端子は、共通ソースに接続され、
電荷収集層の全ての電荷収集制御領域は、前記共通領域電極に接続され、
各列の光検出器のゲート端子は、それに対応するワードラインに接続され、
各行の光検出器のドレインは、それに対応するビットラインに接続される、ことを特徴とする請求項3に記載のUTBB光検出器アレイ。 - 対応する電圧を電荷収集制御領域に印加して、電荷蓄積領域の周りに求心電界を生成し、入射光が電荷収集層と基板に光生成キャリアを生成し、光生成キャリアは、求心電界の作用で電荷蓄積領域に入り、埋め込み酸化層の下に蓄積されることと、
正電圧をシリコン膜層のゲート端子とドレイン端子に印加し、対応する電圧を電荷収集制御領域に印加することと、
電荷蓄積領域に蓄積される光生成キャリアが光照射強度に応じて変化することにより、NMOSトランジスタ又はPMOSトランジスタの閾値電圧及びドレイン端子電流がいずれも変化することと、
埋め込み酸化層の上方のシリコン膜層のドレイン端子電流を測定することと、
光照射強度を評価することと、を含む、ことを特徴とするUTBB光検出器ピクセルユニットの検出方法。
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CN201911108333.5A CN111063702B (zh) | 2019-11-13 | 2019-11-13 | 一种utbb光电探测器像素单元、阵列和方法 |
CN201911108333.5 | 2019-11-13 | ||
PCT/CN2020/104518 WO2021093370A1 (zh) | 2019-11-13 | 2020-07-24 | 一种utbb光电探测器像素单元、阵列和方法 |
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CN111063702B (zh) * | 2019-11-13 | 2022-10-04 | 北京大学 | 一种utbb光电探测器像素单元、阵列和方法 |
WO2024092406A1 (zh) * | 2022-10-31 | 2024-05-10 | 北京大学 | 互补光电晶体管像素单元、感算阵列结构及其操作方法 |
CN118136645B (zh) * | 2024-05-07 | 2024-08-06 | 北京大学 | 一种降低utbb像素单元串扰的装置 |
CN118228650B (zh) * | 2024-05-24 | 2024-09-20 | 中国电子科技集团公司第五十八研究所 | 一种flash阵列的仿真模型 |
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WO2021093370A1 (zh) | 2021-05-20 |
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