JP5132641B2 - 固体撮像装置の製造方法 - Google Patents
固体撮像装置の製造方法 Download PDFInfo
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- JP5132641B2 JP5132641B2 JP2009194544A JP2009194544A JP5132641B2 JP 5132641 B2 JP5132641 B2 JP 5132641B2 JP 2009194544 A JP2009194544 A JP 2009194544A JP 2009194544 A JP2009194544 A JP 2009194544A JP 5132641 B2 JP5132641 B2 JP 5132641B2
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- 238000003384 imaging method Methods 0.000 title claims description 21
- 238000004519 manufacturing process Methods 0.000 title claims description 10
- 238000000034 method Methods 0.000 title claims description 8
- 239000000758 substrate Substances 0.000 claims description 47
- 238000000926 separation method Methods 0.000 claims description 27
- 239000004065 semiconductor Substances 0.000 claims description 23
- 238000005468 ion implantation Methods 0.000 claims description 19
- 239000012535 impurity Substances 0.000 claims description 17
- 238000006243 chemical reaction Methods 0.000 claims description 13
- 238000002955 isolation Methods 0.000 claims description 7
- 230000003287 optical effect Effects 0.000 claims description 2
- 239000010410 layer Substances 0.000 description 85
- 238000009792 diffusion process Methods 0.000 description 14
- 150000002500 ions Chemical class 0.000 description 5
- 238000003860 storage Methods 0.000 description 5
- 229910052796 boron Inorganic materials 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 3
- 230000003321 amplification Effects 0.000 description 3
- 238000007796 conventional method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000011229 interlayer Substances 0.000 description 3
- 150000004767 nitrides Chemical class 0.000 description 3
- 238000003199 nucleic acid amplification method Methods 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000004969 ion scattering spectroscopy Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 238000000609 electron-beam lithography Methods 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
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- H01L27/144—Devices controlled by radiation
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- H01L27/14603—Special geometry or disposition of pixel-elements, address-lines or gate-electrodes
- H01L27/14607—Geometry of the photosensitive area
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- H01L27/144—Devices controlled by radiation
- H01L27/146—Imager structures
- H01L27/14601—Structural or functional details thereof
- H01L27/14603—Special geometry or disposition of pixel-elements, address-lines or gate-electrodes
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- H01L27/144—Devices controlled by radiation
- H01L27/146—Imager structures
- H01L27/14601—Structural or functional details thereof
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- H01L27/144—Devices controlled by radiation
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- H01L27/14636—Interconnect structures
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- H01L27/144—Devices controlled by radiation
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- H01L27/1464—Back illuminated imager structures
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- H01L27/144—Devices controlled by radiation
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- H01L27/14643—Photodiode arrays; MOS imagers
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- H01L27/144—Devices controlled by radiation
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Electromagnetism (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Solid State Image Pick-Up Elements (AREA)
- Transforming Light Signals Into Electric Signals (AREA)
Description
図1は、本発明の第1の実施形態に係わるMOS型固体撮像装置の画素の構成を示す断面図である。
図7は、本発明の第2の実施形態に係わるMOS型固体撮像装置の製造工程を示す断面図である。なお、図4及び図5と同一部分には同一符号を付して、その詳しい説明は省略する。
なお、本発明は上述した各実施形態に限定されものではない。実施形態では、光電変換部をp型、画素分離領域をn型としたが、これらの関係を逆にすることも可能である。また、信号走査回路部の回路構成は図2に何ら限定されるものではなく、仕様に応じて適宜変更可能である。さらに、フィルタ配置はベイヤ配置に限るものではなく、仕様に応じて適宜変更可能である。
11…Si基板
12…埋め込み絶縁膜
13…Si層
15…マスク
16…p型層(光電変換部)
17…n型層(画素分離領域)
18…n型層
20…信号走査回路部
21…電荷蓄積層
22…読み出しトランジスタ
23…層間絶縁膜
24…配線層
30…支持基板
51…単位画素
52…フォトダイオード
53…読み出しトランジスタ
54…増幅トランジスタ
55…垂直選択トランジスタ
56…リセットトランジスタ
61…垂直シフトレジスタ
62…読み出し線
63…水平アドレス線
64…リセット線
65…電源端
66…垂直信号線
67…負荷トランジスタ
68…CDS雑音除去回路
69…水平信号線
Claims (1)
- 半導体基板上に埋め込み絶縁膜を介して半導体層が形成されたSOI基板に対し、前記半導体層にn型不純物を一様にドープすると共に、該半導体層の裏面側に前記一様にドープされたn型不純物よりも高濃度のn型不純物をドープする工程と、
前記SOI基板の表面上に、画素パターンの開口を有する画素分離パターンのマスクを形成する工程と、
前記マスクを用いて前記半導体層の表面側から該層内に、前記画素分離パターンと反転パターンにp型の不純物をイオン注入し、該イオン注入により前記基板の表面側から裏面側にかけて幅が広くなるテーパ状のp型の光電変換部を形成すると共に、イオン注入されなかった部分を前記基板の表面側から裏面側にかけて幅が狭くなるテーパ状の画素分離領域としてn型のままに保持し、且つ前記半導体層の裏面近傍をn型のまま保持する工程と、
前記マスクを除去した後に、前記半導体層の表面上に前記光電変換部で得られる光信号を読み出すための信号走査回路部を形成する工程と、
前記信号走査回路部上に支持基板を接着する工程と、
前記支持基板の接着後に、前記半導体基板及び埋め込み絶縁膜を前記半導体層から剥離する工程と、
を含むことを特徴とする固体撮像装置の製造方法。
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009194544A JP5132641B2 (ja) | 2009-08-25 | 2009-08-25 | 固体撮像装置の製造方法 |
TW099122472A TWI434403B (zh) | 2009-08-25 | 2010-07-08 | 固態攝像裝置及其製造方法 |
US12/848,469 US8435823B2 (en) | 2009-08-25 | 2010-08-02 | Solid-state imaging device and method of manufacturing the same |
CN2010102611891A CN101997017B (zh) | 2009-08-25 | 2010-08-19 | 固体摄像装置及其制造方法 |
US13/798,838 US9276024B2 (en) | 2009-08-25 | 2013-03-13 | Solid-state imaging device and method of manufacturing the same |
US15/001,547 US9876041B2 (en) | 2009-08-25 | 2016-01-20 | Solid-state imaging device and method of manufacturing the same |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009194544A JP5132641B2 (ja) | 2009-08-25 | 2009-08-25 | 固体撮像装置の製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2011049241A JP2011049241A (ja) | 2011-03-10 |
JP5132641B2 true JP5132641B2 (ja) | 2013-01-30 |
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Application Number | Title | Priority Date | Filing Date |
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JP2009194544A Active JP5132641B2 (ja) | 2009-08-25 | 2009-08-25 | 固体撮像装置の製造方法 |
Country Status (4)
Country | Link |
---|---|
US (3) | US8435823B2 (ja) |
JP (1) | JP5132641B2 (ja) |
CN (1) | CN101997017B (ja) |
TW (1) | TWI434403B (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5624529B2 (ja) * | 2011-09-27 | 2014-11-12 | 株式会社東芝 | 手振れ補正装置及び撮像装置 |
JP2015065270A (ja) | 2013-09-25 | 2015-04-09 | ソニー株式会社 | 固体撮像装置およびその製造方法、並びに電子機器 |
US11289630B2 (en) | 2019-12-20 | 2022-03-29 | Lumileds Llc | Tunable lighting system with preferred color rendering |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01270224A (ja) * | 1988-04-21 | 1989-10-27 | Sony Corp | イオン注入方法 |
JP3759435B2 (ja) * | 2001-07-11 | 2006-03-22 | ソニー株式会社 | X−yアドレス型固体撮像素子 |
JP4046067B2 (ja) * | 2003-11-04 | 2008-02-13 | ソニー株式会社 | 固体撮像素子の製造方法 |
JP4474962B2 (ja) * | 2004-03-19 | 2010-06-09 | ソニー株式会社 | 裏面照射型固体撮像素子、電子機器モジュール及びカメラモジュール |
JP4501633B2 (ja) | 2004-10-28 | 2010-07-14 | ソニー株式会社 | 固体撮像素子とその製造方法 |
JP4826111B2 (ja) * | 2005-03-17 | 2011-11-30 | ソニー株式会社 | 固体撮像素子および固体撮像素子の製造方法および画像撮影装置 |
JP4718875B2 (ja) | 2005-03-31 | 2011-07-06 | 株式会社東芝 | 固体撮像素子 |
JP4915107B2 (ja) * | 2006-02-28 | 2012-04-11 | ソニー株式会社 | 固体撮像装置および固体撮像装置の製造方法 |
JP2015065270A (ja) * | 2013-09-25 | 2015-04-09 | ソニー株式会社 | 固体撮像装置およびその製造方法、並びに電子機器 |
US9397130B1 (en) * | 2014-12-26 | 2016-07-19 | Taiwan Semiconductor Manufacturing Co., Ltd. | CMOS image sensor structure with crosstalk improvement |
US9679939B1 (en) * | 2016-07-12 | 2017-06-13 | Taiwan Semiconductor Manufacturing Co., Ltd. | Backside illuminated image sensor device |
-
2009
- 2009-08-25 JP JP2009194544A patent/JP5132641B2/ja active Active
-
2010
- 2010-07-08 TW TW099122472A patent/TWI434403B/zh active
- 2010-08-02 US US12/848,469 patent/US8435823B2/en not_active Expired - Fee Related
- 2010-08-19 CN CN2010102611891A patent/CN101997017B/zh active Active
-
2013
- 2013-03-13 US US13/798,838 patent/US9276024B2/en active Active
-
2016
- 2016-01-20 US US15/001,547 patent/US9876041B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
US9276024B2 (en) | 2016-03-01 |
TWI434403B (zh) | 2014-04-11 |
TW201133806A (en) | 2011-10-01 |
CN101997017B (zh) | 2013-03-27 |
JP2011049241A (ja) | 2011-03-10 |
US8435823B2 (en) | 2013-05-07 |
US9876041B2 (en) | 2018-01-23 |
US20160133658A1 (en) | 2016-05-12 |
US20130193312A1 (en) | 2013-08-01 |
US20110049331A1 (en) | 2011-03-03 |
CN101997017A (zh) | 2011-03-30 |
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