JP2005287068A - 画像記録チップ用の画像セル - Google Patents
画像記録チップ用の画像セル Download PDFInfo
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- JP2005287068A JP2005287068A JP2005126416A JP2005126416A JP2005287068A JP 2005287068 A JP2005287068 A JP 2005287068A JP 2005126416 A JP2005126416 A JP 2005126416A JP 2005126416 A JP2005126416 A JP 2005126416A JP 2005287068 A JP2005287068 A JP 2005287068A
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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
- H01L27/146—Imager structures
- H01L27/14601—Structural or functional details thereof
- H01L27/14609—Pixel-elements with integrated switching, control, storage or amplification elements
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
- H04N25/50—Control of the SSIS exposure
- H04N25/57—Control of the dynamic range
- H04N25/571—Control of the dynamic range involving a non-linear response
- H04N25/573—Control of the dynamic range involving a non-linear response the logarithmic type
-
- 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
- H01L27/146—Imager structures
- H01L27/14601—Structural or functional details thereof
- H01L27/1462—Coatings
- H01L27/14623—Optical shielding
-
- 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
- H01L27/146—Imager structures
- H01L27/14643—Photodiode arrays; MOS imagers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
- H04N25/70—SSIS architectures; Circuits associated therewith
- H04N25/76—Addressed sensors, e.g. MOS or CMOS sensors
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Power Engineering (AREA)
- Computer Hardware Design (AREA)
- Electromagnetism (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Nonlinear Science (AREA)
- Solid State Image Pick-Up Elements (AREA)
- Transforming Light Signals Into Electric Signals (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
Abstract
【解決手段】 画像記録チップが、2次元アレイの形に配置された多数の画像セルを有する。前記画像セルが、電界効果形トランジスタと読み出しロジックを有する。入力信号における高ダイナミックレシオを出力信号におけ低ダイナミックレシオにするために、各画像セルが、第1のMOSトランジスタの一方の電極と第2のMOSトランジスタのゲートに接続されており、前記第1のMOSトランジスタの他方の電極が、電源の1つの極に接続されている。
【選択図】 図1
Description
IST =(K1CB)*(KT/q)2*e[q(φsS−2φF)/kT]*(1−e[(−qV DS )/kT]) (1)
CB =(K2/[2(φsS−VBS)]) (2)
φsS =VGS−VFB−VO[1+2(VGS−VVB−VBS)]1/2 (3)
式中、K1 =μneffW/Lであり、
Mn_eff =有効電子移動度
K2 =qKSεONBであり、
KS =Siの誘電率、
NB =ドーパントの正味濃度、
CB =ディプレッション領域(F/cm2)の容量、
k =ボルツマン定数
T =ケルビン温度
q =電気素量
φF2 =フェルミポテンシャル
φsS =ソースの表面電位
VO =qKSεONB/(CO)2であり、
CO =領域ノルム酸化物容量(F/cm2)
VFB =フラットバンド電圧
V DS =ドレンソース電圧
VBS =バルクソース電圧
VGS =ゲートソース電圧
式(1)中の第2の指数因数は、VDS>kT/qの場合は無視してよい。
Claims (2)
- 2次元アレイの形に配置された多数の画像セルを有し、かつ、読み出しロジックを有する画像記録チップであって、入力信号の高ダイナミックスを出力信号の低ダイナミックスにするために、各画像セル(11..23)の光感受性素子は、第1のMOSトランジスタ(M1)の1つの電極と第2のMOSトランジスタ(M2)のゲート間に接続されており、前記入力信号の高ダイナミックスの圧縮を制御するために、前記第1のMOSトランジスタ(M1)のゲートに制御電圧が印加される構成にし、前記第1のMOSトランジスタ(M1)の他の電極が、電源に接続されており、出力信号の電位が前記第2のMOSトランジスタ(M2)の1つの電極で調節され、他方、前記第2のMOSトランジスタ(M2)の他の電極が電源に接続されている画像記録チップ。
- 2次元アレイの形に配置された多数の画像セルを有し、前記画像セルが、電界効果形トランジスタと読み出しロジックを有し、入力信号の高ダイナミックレシオを出力信号の低ダイナミックレシオにするために、各画像セルが、第1のMOSトランジスタの一方の電極と第2のMOSトランジスタのゲートに接続されており、前記第1のMOSトランジスタの他方の電極が、電源の1つの極に接続されている画像記録チップ。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE4209536A DE4209536C3 (de) | 1992-03-24 | 1992-03-24 | Bildzelle für einen Bildaufnehmer-Chip |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP51617293A Division JP3696234B2 (ja) | 1992-03-24 | 1993-03-23 | 特に画像記録チップ用の画像セル |
Publications (1)
Publication Number | Publication Date |
---|---|
JP2005287068A true JP2005287068A (ja) | 2005-10-13 |
Family
ID=6454882
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP51617293A Expired - Lifetime JP3696234B2 (ja) | 1992-03-24 | 1993-03-23 | 特に画像記録チップ用の画像セル |
JP2005126416A Pending JP2005287068A (ja) | 1992-03-24 | 2005-04-25 | 画像記録チップ用の画像セル |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP51617293A Expired - Lifetime JP3696234B2 (ja) | 1992-03-24 | 1993-03-23 | 特に画像記録チップ用の画像セル |
Country Status (7)
Country | Link |
---|---|
US (1) | US5608204A (ja) |
EP (1) | EP0632930B1 (ja) |
JP (2) | JP3696234B2 (ja) |
AT (1) | ATE168822T1 (ja) |
CA (1) | CA2132629C (ja) |
DE (2) | DE4209536C3 (ja) |
WO (1) | WO1993019489A1 (ja) |
Families Citing this family (77)
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EP0739039A3 (en) * | 1995-04-18 | 1998-03-04 | Interuniversitair Micro-Elektronica Centrum Vzw | Pixel structure, image sensor using such pixel, structure and corresponding peripheric circuitry |
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1992
- 1992-03-24 DE DE4209536A patent/DE4209536C3/de not_active Expired - Lifetime
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1993
- 1993-03-23 EP EP93906435A patent/EP0632930B1/de not_active Expired - Lifetime
- 1993-03-23 AT AT93906435T patent/ATE168822T1/de not_active IP Right Cessation
- 1993-03-23 DE DE59308806T patent/DE59308806D1/de not_active Expired - Lifetime
- 1993-03-23 US US08/302,826 patent/US5608204A/en not_active Expired - Lifetime
- 1993-03-23 WO PCT/DE1993/000267 patent/WO1993019489A1/de active IP Right Grant
- 1993-03-23 JP JP51617293A patent/JP3696234B2/ja not_active Expired - Lifetime
- 1993-03-23 CA CA002132629A patent/CA2132629C/en not_active Expired - Lifetime
-
2005
- 2005-04-25 JP JP2005126416A patent/JP2005287068A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
DE4209536C2 (de) | 1996-09-05 |
JP3696234B2 (ja) | 2005-09-14 |
DE4209536A1 (de) | 1993-09-30 |
JPH07506932A (ja) | 1995-07-27 |
EP0632930A1 (de) | 1995-01-11 |
ATE168822T1 (de) | 1998-08-15 |
WO1993019489A1 (de) | 1993-09-30 |
CA2132629A1 (en) | 1993-09-25 |
US5608204A (en) | 1997-03-04 |
CA2132629C (en) | 1999-03-09 |
DE59308806D1 (de) | 1998-08-27 |
DE4209536C3 (de) | 2000-10-05 |
EP0632930B1 (de) | 1998-07-22 |
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