JP6348272B2 - 電荷結合素子及びその製造方法、並びに固体撮像装置 - Google Patents
電荷結合素子及びその製造方法、並びに固体撮像装置 Download PDFInfo
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- JP6348272B2 JP6348272B2 JP2013229743A JP2013229743A JP6348272B2 JP 6348272 B2 JP6348272 B2 JP 6348272B2 JP 2013229743 A JP2013229743 A JP 2013229743A JP 2013229743 A JP2013229743 A JP 2013229743A JP 6348272 B2 JP6348272 B2 JP 6348272B2
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- 238000003384 imaging method Methods 0.000 title claims description 13
- 238000004519 manufacturing process Methods 0.000 title claims description 9
- 238000000034 method Methods 0.000 title claims description 9
- 238000006243 chemical reaction Methods 0.000 claims description 61
- 239000004065 semiconductor Substances 0.000 claims description 50
- 239000012535 impurity Substances 0.000 claims description 47
- 238000003860 storage Methods 0.000 claims description 47
- 239000000758 substrate Substances 0.000 claims description 31
- 238000005036 potential barrier Methods 0.000 claims description 13
- 238000009825 accumulation Methods 0.000 description 14
- 238000010586 diagram Methods 0.000 description 7
- 108091006146 Channels Proteins 0.000 description 6
- 230000003247 decreasing effect Effects 0.000 description 5
- 230000005684 electric field Effects 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 4
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 3
- 229920005591 polysilicon Polymers 0.000 description 3
- 230000027756 respiratory electron transport chain Effects 0.000 description 3
- 238000009826 distribution Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 102000004129 N-Type Calcium Channels Human genes 0.000 description 1
- 108090000699 N-Type Calcium Channels Proteins 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 229910052785 arsenic Inorganic materials 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000002513 implantation Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000059 patterning Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
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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
- H01L27/148—Charge coupled imagers
- H01L27/14806—Structural or functional details thereof
- H01L27/14812—Special geometry or disposition of pixel-elements, address lines or gate-electrodes
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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
- H04N25/70—SSIS architectures; Circuits associated therewith
- H04N25/71—Charge-coupled device [CCD] sensors; Charge-transfer registers specially adapted for CCD sensors
- H04N25/75—Circuitry for providing, modifying or processing image signals from the pixel array
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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
- H01L27/14683—Processes or apparatus peculiar to the manufacture or treatment of these devices or parts thereof
- H01L27/14685—Process for coatings or optical elements
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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
- H01L27/148—Charge coupled imagers
- H01L27/14806—Structural or functional details thereof
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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
- H01L27/148—Charge coupled imagers
- H01L27/14825—Linear CCD imagers
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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
- H01L27/148—Charge coupled imagers
- H01L27/14831—Area CCD imagers
- H01L27/14837—Frame-interline transfer
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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
- H01L27/148—Charge coupled imagers
- H01L27/14831—Area CCD imagers
- H01L27/14843—Interline transfer
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
- H04N23/54—Mounting of pick-up tubes, electronic image sensors, deviation or focusing coils
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Power Engineering (AREA)
- Electromagnetism (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Solid State Image Pick-Up Elements (AREA)
- Transforming Light Signals Into Electric Signals (AREA)
Description
・光電変換領域S1:1012以上1017以下(cm−3)/100以上5000以下(nm)
・バッファ領域B:1011以上1017以下(cm−3)/100以上5000以下(nm)
・電荷蓄積領域S2:1012以上1017以下(cm−3)/100以上5000以下(nm)
・領域S11:1012以上1018以下(cm−3)/100以上5000以下(nm)
・領域S12:1013以上1019以下(cm−3)/100以上5000以下(nm)
・領域S11*:1012以上1018以下(cm−3)/100以上5000以下(nm)
・領域S12*:1013以上1019以下(cm−3)/100以上5000以下(nm)
・領域S12**:1013以上1019以下(cm−3)/100以上5000以下(nm)
・テーパー領域S12*:1012以上1018以下(cm−3)/100以上5000以下(nm)
・チャネル領域B2:1011以上1017以下(cm−3)/100以上5000以下(nm)
・ドレイン領域ARD:1017以上1020以下(cm−3)/100以上5000以下(nm)
・ポテンシャル障壁領域BR:1011以上1017以下(cm−3)/100以上5,000以下(nm)
Claims (4)
- 一方向に整列した複数の画素領域を有する半導体基板と、
前記半導体基板上に設けられた絶縁膜と、
を備えた電荷結合素子において、
個々の画素領域は、
入射したエネルギー線を光電変換する光電変換領域と、
前記光電変換領域内において前記一方向に沿った電荷の転送を促進するポテンシャル傾斜を形成する傾斜ポテンシャル形成手段と、
前記絶縁膜上に設けられた第1転送電極と、
前記絶縁膜上に設けられ、前記第1転送電極と、この画素領域に隣接する画素領域との間に配置された第2転送電極と、
前記半導体基板における前記第1転送電極直下に位置するバッファ領域と、
前記半導体基板における前記第2転送電極直下に位置する電荷蓄積領域と、
を備え、
前記バッファ領域の不純物濃度は、前記電荷蓄積領域の不純物濃度よりも低く、
前記第1転送電極と前記第2転送電極とは、電気的に接続され、
ある画素領域における前記電荷蓄積領域と、この画素領域の後段に隣接する画素領域における前記光電変換領域との間であって、前記傾斜ポテンシャル形成手段の直下に、前記光電変換領域よりも不純物濃度が低いポテンシャル障壁領域が形成されており、
前記傾斜ポテンシャル形成手段は、前記光電変換領域の直上に位置し、前記絶縁膜上に設けられた抵抗性ゲート電極であり、前記抵抗性ゲート電極の前記一方向の両端間には所定の固定電圧が印加されることを特徴とする電荷結合素子。 - 前記第1転送電極及び前記第2転送電極は、1つの共通電極から構成されている、
ことを特徴とする請求項1に記載の電荷結合素子。 - 請求項1又は2のいずれか1項に記載の電荷結合素子と、
前記電荷結合素子を駆動する駆動回路と、
前記駆動回路を制御する制御装置と、
を備え、
前記制御装置は、前記第1及び第2転送電極の電位が同時に上下振動するように、前記駆動回路を制御する、
ことを特徴とする固体撮像装置。 - 請求項2に記載の電荷結合素子を製造する電荷結合素子の製造方法において、
前記バッファ領域は、前記光電変換領域となる不純物を前記半導体基板の表面に添加した後、添加によって形成された半導体領域とは逆の導電型の不純物を一部に添加してキャリア補償を行うことで形成することを特徴とする電荷結合素子の製造方法。
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
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JP2013229743A JP6348272B2 (ja) | 2013-11-05 | 2013-11-05 | 電荷結合素子及びその製造方法、並びに固体撮像装置 |
US15/033,408 US9967503B2 (en) | 2013-11-05 | 2014-10-31 | Charge-coupled device, manufacturing method thereof, and solid-state imaging element |
KR1020167013939A KR102138959B1 (ko) | 2013-11-05 | 2014-10-31 | 전하 결합 소자 및 그 제조 방법 및 고체 촬상 장치 |
EP14859669.5A EP3067933B1 (en) | 2013-11-05 | 2014-10-31 | Charge-coupled device, manufacturing method therefor, and solid-state imaging element |
PCT/JP2014/079141 WO2015068668A1 (ja) | 2013-11-05 | 2014-10-31 | 電荷結合素子及びその製造方法、並びに固体撮像装置 |
CN201480058196.8A CN105659385B (zh) | 2013-11-05 | 2014-10-31 | 电荷耦合元件及其制造方法、以及固体摄像装置 |
TW103138417A TWI640088B (zh) | 2013-11-05 | 2014-11-05 | Charge coupled device, method of manufacturing the same, and solid-state imaging device |
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JP2013229743A JP6348272B2 (ja) | 2013-11-05 | 2013-11-05 | 電荷結合素子及びその製造方法、並びに固体撮像装置 |
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JP2015090906A JP2015090906A (ja) | 2015-05-11 |
JP6348272B2 true JP6348272B2 (ja) | 2018-06-27 |
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US (1) | US9967503B2 (ja) |
EP (1) | EP3067933B1 (ja) |
JP (1) | JP6348272B2 (ja) |
KR (1) | KR102138959B1 (ja) |
CN (1) | CN105659385B (ja) |
TW (1) | TWI640088B (ja) |
WO (1) | WO2015068668A1 (ja) |
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US9860466B2 (en) * | 2015-05-14 | 2018-01-02 | Kla-Tencor Corporation | Sensor with electrically controllable aperture for inspection and metrology systems |
JP6808317B2 (ja) * | 2015-12-04 | 2021-01-06 | キヤノン株式会社 | 撮像装置、および、撮像システム |
JP6808316B2 (ja) * | 2015-12-04 | 2021-01-06 | キヤノン株式会社 | 撮像装置、および、撮像システム |
JP7504559B2 (ja) | 2017-09-04 | 2024-06-24 | 浜松ホトニクス株式会社 | 固体撮像装置 |
JP2022064479A (ja) * | 2020-10-14 | 2022-04-26 | 浜松ホトニクス株式会社 | 光センサ |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
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JPH0682693B2 (ja) * | 1984-08-17 | 1994-10-19 | 松下電子工業株式会社 | 電荷転送装置 |
JP3297947B2 (ja) | 1993-03-24 | 2002-07-02 | ソニー株式会社 | 固体撮像素子 |
JP3334992B2 (ja) * | 1994-02-22 | 2002-10-15 | 浜松ホトニクス株式会社 | Ccd固体撮像装置および製造方法 |
JP3474638B2 (ja) * | 1994-06-30 | 2003-12-08 | 株式会社東芝 | 固体撮像装置 |
JPH08195485A (ja) * | 1995-01-18 | 1996-07-30 | Matsushita Electron Corp | 固体撮像装置およびその製造方法 |
US5793070A (en) * | 1996-04-24 | 1998-08-11 | Massachusetts Institute Of Technology | Reduction of trapping effects in charge transfer devices |
JPH1132166A (ja) * | 1997-07-09 | 1999-02-02 | Canon Inc | イメージセンサと画像読み取り装置 |
US6465820B1 (en) * | 1998-09-16 | 2002-10-15 | Dalsa, Inc. | CMOS compatible single phase CCD charge transfer device |
JP2002231926A (ja) * | 2001-02-01 | 2002-08-16 | Fuji Photo Film Co Ltd | ラインセンサおよびそれを用いた放射線画像情報読取装置 |
JP2004303982A (ja) * | 2003-03-31 | 2004-10-28 | Matsushita Electric Ind Co Ltd | 固体撮像素子 |
EP2093801B1 (en) * | 2006-11-28 | 2016-11-16 | Hamamatsu Photonics K.K. | Solid-state imaging element |
JP5484692B2 (ja) * | 2008-06-13 | 2014-05-07 | シャープ株式会社 | 固体撮像素子および電子情報機器 |
JP2011054596A (ja) * | 2009-08-31 | 2011-03-17 | Renesas Electronics Corp | Ccdイメージセンサ |
JP5485919B2 (ja) * | 2011-01-14 | 2014-05-07 | 浜松ホトニクス株式会社 | 固体撮像装置 |
JP5680979B2 (ja) * | 2011-01-20 | 2015-03-04 | 浜松ホトニクス株式会社 | 固体撮像装置 |
JP5463373B2 (ja) * | 2012-02-23 | 2014-04-09 | シャープ株式会社 | 固体撮像素子及び固体撮像素子の製造方法 |
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2013
- 2013-11-05 JP JP2013229743A patent/JP6348272B2/ja active Active
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2014
- 2014-10-31 EP EP14859669.5A patent/EP3067933B1/en active Active
- 2014-10-31 WO PCT/JP2014/079141 patent/WO2015068668A1/ja active Application Filing
- 2014-10-31 CN CN201480058196.8A patent/CN105659385B/zh active Active
- 2014-10-31 US US15/033,408 patent/US9967503B2/en active Active
- 2014-10-31 KR KR1020167013939A patent/KR102138959B1/ko active IP Right Grant
- 2014-11-05 TW TW103138417A patent/TWI640088B/zh active
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Publication number | Publication date |
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WO2015068668A1 (ja) | 2015-05-14 |
KR102138959B1 (ko) | 2020-07-28 |
JP2015090906A (ja) | 2015-05-11 |
US20160286147A1 (en) | 2016-09-29 |
TWI640088B (zh) | 2018-11-01 |
CN105659385B (zh) | 2019-05-10 |
CN105659385A (zh) | 2016-06-08 |
TW201523859A (zh) | 2015-06-16 |
US9967503B2 (en) | 2018-05-08 |
EP3067933B1 (en) | 2020-11-25 |
EP3067933A1 (en) | 2016-09-14 |
KR20160082682A (ko) | 2016-07-08 |
EP3067933A4 (en) | 2017-06-21 |
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