JP4340240B2 - 固体撮像装置 - Google Patents
固体撮像装置 Download PDFInfo
- Publication number
- JP4340240B2 JP4340240B2 JP2005009678A JP2005009678A JP4340240B2 JP 4340240 B2 JP4340240 B2 JP 4340240B2 JP 2005009678 A JP2005009678 A JP 2005009678A JP 2005009678 A JP2005009678 A JP 2005009678A JP 4340240 B2 JP4340240 B2 JP 4340240B2
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- JP
- Japan
- Prior art keywords
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- semiconductor substrate
- signal
- signal storage
- state imaging
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
- H10F39/00—Integrated devices, or assemblies of multiple devices, comprising at least one element covered by group H10F30/00, e.g. radiation detectors comprising photodiode arrays
- H10F39/10—Integrated devices
- H10F39/12—Image sensors
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
- H10F39/00—Integrated devices, or assemblies of multiple devices, comprising at least one element covered by group H10F30/00, e.g. radiation detectors comprising photodiode arrays
- H10F39/10—Integrated devices
- H10F39/12—Image sensors
- H10F39/18—Complementary metal-oxide-semiconductor [CMOS] image sensors; Photodiode array image sensors
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
- H10F39/00—Integrated devices, or assemblies of multiple devices, comprising at least one element covered by group H10F30/00, e.g. radiation detectors comprising photodiode arrays
- H10F39/011—Manufacture or treatment of image sensors covered by group H10F39/12
- H10F39/014—Manufacture or treatment of image sensors covered by group H10F39/12 of CMOS image sensors
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
- H10F39/00—Integrated devices, or assemblies of multiple devices, comprising at least one element covered by group H10F30/00, e.g. radiation detectors comprising photodiode arrays
- H10F39/011—Manufacture or treatment of image sensors covered by group H10F39/12
- H10F39/026—Wafer-level processing
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
- H10F77/00—Constructional details of devices covered by this subclass
- H10F77/10—Semiconductor bodies
- H10F77/14—Shape of semiconductor bodies; Shapes, relative sizes or dispositions of semiconductor regions within semiconductor bodies
- H10F77/146—Superlattices; Multiple quantum well structures
Landscapes
- Solid State Image Pick-Up Elements (AREA)
Description
固体撮像装置は、n×m個の単位セル200が2次元的に配置されたイメージエリア201と、信号処理部205に単位セル200の信号電圧を列単位で伝達する第1の垂直信号線202と、単位セル200を行単位で選択する垂直シフトレジスタ203と、負荷トランジスタ群204と、第1の垂直信号線202を介して伝達された信号電圧を保持し、ノイズをカットする信号処理部205と、単位セル200を列単位で選択する水平シフトレジスタ206と、信号処理部205から出力された信号電圧を出力アンプ208に伝達する水平信号線207と、出力アンプ208とから構成される。
101、201 イメージエリア
111、211 フォトダイオード
112、212 読み出しトランジスタ
113、216 FD部
120、221 半導体基板
121、222 信号蓄積領域
122、223 表面シールド領域
123、224 ドレイン領域
124 読み出し制御領域
124a 第1読み出し制御領域
124b 第2読み出し制御領域
124c 第3読み出し制御領域
125、226 パンチスルーストッパ領域
126、225 ゲート電極
130、131、132、133 フォトレジスト
202 第1の垂直信号線
203 垂直シフトレジスタ
204 負荷トランジスタ群
205 信号処理部
206 水平シフトレジスタ
207 水平信号線
208 出力アンプ
213 増幅トランジスタ
214 リセットトランジスタ
215 垂直選択トランジスタ
230、231 電位
240 ポテンシャルギャップ
Claims (4)
- 第1導電型の半導体基板上に設けられたゲート電極と、
前記半導体基板内において、前記ゲート電極下方に一部が位置し、光電変換して得られた信号電荷を蓄積する第2導電型の信号蓄積領域と、
前記半導体基板内において、前記ゲート電極に対して前記信号蓄積領域と反対側に位置する第2導電型のドレイン領域と、
前記半導体基板内において、前記ドレイン領域下方に位置し、前記信号蓄積領域側の端部が前記ドレイン領域の前記信号蓄積領域側の端部よりも前記信号蓄積領域側に位置し、前記半導体基板よりも高い不純物濃度を有する第1導電型のパンチスルーストッパ領域と、
前記半導体基板における前記ゲート電極の下方に位置する全表面部に形成され、前記半導体基板よりも高い不純物濃度を有する第1導電型の第1読み出し制御領域と、
前記第1読み出し制御領域よりも深い位置に形成された第1導電型の第2読み出し制御領域と、
前記第2読み出し制御領域よりも深い位置に形成された第1導電型の第3読み出し制御領域とを備え、
前記ドレイン領域は、前記信号蓄積領域側の端部が前記ゲート電極の下方に位置しないように前記ゲート電極との間に間隔を有し、
前記第2読み出し制御領域の前記信号蓄積領域側の端部は、前記第1読み出し制御領域の前記信号蓄積領域側の端部下方よりも前記ドレイン領域側に位置し、
前記第3読み出し制御領域の前記信号蓄積領域側の端部は、前記第2読み出し制御領域の前記信号蓄積領域側の端部下方よりも前記信号蓄積領域側に位置している
固体撮像装置。 - 前記ドレイン領域の前記信号蓄積領域側の端部は、下方に向かうにつれて前記信号蓄積領域から離れる
請求項1に記載の固体撮像装置。 - 前記パンチスルーストッパ領域の前記信号蓄積領域側の端部は、前記ゲート電極下方に位置する
請求項2に記載の固体撮像装置。 - 前記第1読み出し制御領域は、前記半導体基板よりも高く前記パンチスルーストッパ領域よりも低い不純物濃度を有する
請求項1に記載の固体撮像装置。
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2005009678A JP4340240B2 (ja) | 2005-01-17 | 2005-01-17 | 固体撮像装置 |
| TW094137147A TW200627634A (en) | 2005-01-17 | 2005-10-24 | Solid-state imaging device and manufacturing method thereof |
| US11/263,973 US7317218B2 (en) | 2005-01-17 | 2005-11-02 | Solid-state imaging device having a punch-through stopper region positioned closer to a signal accumulation region than is an end of the drain region |
| KR1020050115178A KR20060083851A (ko) | 2005-01-17 | 2005-11-30 | 고체촬상장치 및 그 제조방법 |
| CNA2006100057876A CN1808721A (zh) | 2005-01-17 | 2006-01-06 | 固态成像器件及其制造方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2005009678A JP4340240B2 (ja) | 2005-01-17 | 2005-01-17 | 固体撮像装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2006202786A JP2006202786A (ja) | 2006-08-03 |
| JP4340240B2 true JP4340240B2 (ja) | 2009-10-07 |
Family
ID=36682985
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2005009678A Expired - Fee Related JP4340240B2 (ja) | 2005-01-17 | 2005-01-17 | 固体撮像装置 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US7317218B2 (ja) |
| JP (1) | JP4340240B2 (ja) |
| KR (1) | KR20060083851A (ja) |
| CN (1) | CN1808721A (ja) |
| TW (1) | TW200627634A (ja) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20070102927A (ko) * | 2006-04-17 | 2007-10-22 | 마쯔시다덴기산교 가부시키가이샤 | 고체촬상장치 및 그 제조방법 |
| US7763913B2 (en) * | 2006-12-12 | 2010-07-27 | Aptina Imaging Corporation | Imaging method, apparatus, and system providing improved imager quantum efficiency |
| JP2008277787A (ja) * | 2007-03-30 | 2008-11-13 | Nec Electronics Corp | 電荷転送装置 |
| JP2011253962A (ja) * | 2010-06-02 | 2011-12-15 | Sony Corp | 固体撮像素子の製造方法、固体撮像素子、撮像装置 |
| JP6541361B2 (ja) * | 2015-02-05 | 2019-07-10 | キヤノン株式会社 | 固体撮像装置 |
| US9608069B1 (en) | 2016-04-13 | 2017-03-28 | Intenational Business Machines Corporation | Self aligned epitaxial based punch through control |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3802249B2 (ja) | 1998-11-17 | 2006-07-26 | 株式会社東芝 | 固体撮像装置 |
| JP3688980B2 (ja) * | 2000-06-28 | 2005-08-31 | 株式会社東芝 | Mos型固体撮像装置及びその製造方法 |
-
2005
- 2005-01-17 JP JP2005009678A patent/JP4340240B2/ja not_active Expired - Fee Related
- 2005-10-24 TW TW094137147A patent/TW200627634A/zh unknown
- 2005-11-02 US US11/263,973 patent/US7317218B2/en not_active Expired - Lifetime
- 2005-11-30 KR KR1020050115178A patent/KR20060083851A/ko not_active Withdrawn
-
2006
- 2006-01-06 CN CNA2006100057876A patent/CN1808721A/zh active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| CN1808721A (zh) | 2006-07-26 |
| TW200627634A (en) | 2006-08-01 |
| JP2006202786A (ja) | 2006-08-03 |
| KR20060083851A (ko) | 2006-07-21 |
| US20060157756A1 (en) | 2006-07-20 |
| US7317218B2 (en) | 2008-01-08 |
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