JP2018181910A - 光半導体装置の製造方法 - Google Patents
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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
- H10F39/103—Integrated devices the at least one element covered by H10F30/00 having potential barriers, e.g. integrated devices comprising photodiodes or phototransistors
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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
- H10F39/80—Constructional details of image sensors
- H10F39/807—Pixel isolation structures
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D84/00—Integrated devices formed in or on semiconductor substrates that comprise only semiconducting layers, e.g. on Si wafers or on GaAs-on-Si wafers
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
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- 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
- H10F39/024—Manufacture or treatment of image sensors covered by group H10F39/12 of coatings or optical elements
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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
- H10F39/107—Integrated devices having multiple elements covered by H10F30/00 in a repetitive configuration, e.g. radiation detectors comprising photodiode arrays
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- 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
- H10F39/80—Constructional details of image sensors
- H10F39/805—Coatings
- H10F39/8057—Optical shielding
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Abstract
【解決手段】光半導体装置1の製造方法は、複数の光電変換部2を有する半導体基板3を準備する第1ステップと、第1ステップの後に、各光電変換部2を互いに隔てるように半導体基板3にトレンチ9を形成する第2ステップと、第2ステップの後に、気相成長法によってトレンチ9の内面9aにボロン層11を形成する第3ステップと、第3ステップの後に、ボロン層11に熱拡散処理を施すことにより、トレンチ9の内面9aに沿って半導体基板3にアキュムレーション層12を形成する第4ステップと、を備える。
【選択図】図2
Description
Claims (3)
- 複数の光電変換部を有する半導体基板を準備する第1ステップと、
前記第1ステップの後に、前記複数の光電変換部のそれぞれを互いに隔てるように前記半導体基板にトレンチを形成する第2ステップと、
前記第2ステップの後に、気相成長法によって前記トレンチの内面にボロン層を形成する第3ステップと、
前記第3ステップの後に、前記ボロン層に熱拡散処理を施すことにより、前記トレンチの前記内面に沿って前記半導体基板にアキュムレーション層を形成する第4ステップと、を備える、光半導体装置の製造方法。 - 前記第2ステップにおいては、反応性イオンエッチングによって前記半導体基板に前記トレンチを形成する、請求項1に記載の光半導体装置の製造方法。
- 前記第4ステップの後に、前記トレンチ内に遮光層を形成する第5ステップを更に備える、請求項1又は2に記載の光半導体装置の製造方法。
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2017074499A JP2018181910A (ja) | 2017-04-04 | 2017-04-04 | 光半導体装置の製造方法 |
| US15/942,759 US20180286899A1 (en) | 2017-04-04 | 2018-04-02 | Method of manufacturing optical semiconductor device |
| CN201810287582.4A CN108695344A (zh) | 2017-04-04 | 2018-04-03 | 光半导体装置的制造方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2017074499A JP2018181910A (ja) | 2017-04-04 | 2017-04-04 | 光半導体装置の製造方法 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JP2018181910A true JP2018181910A (ja) | 2018-11-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| JP2017074499A Pending JP2018181910A (ja) | 2017-04-04 | 2017-04-04 | 光半導体装置の製造方法 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US20180286899A1 (ja) |
| JP (1) | JP2018181910A (ja) |
| CN (1) | CN108695344A (ja) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2022056360A (ja) * | 2020-09-29 | 2022-04-08 | 三星電子株式会社 | イメージセンサー |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6303803B2 (ja) * | 2013-07-03 | 2018-04-04 | ソニー株式会社 | 固体撮像装置およびその製造方法 |
| US10658410B2 (en) * | 2018-08-27 | 2020-05-19 | Taiwan Semiconductor Manufacturing Co., Ltd. | Image sensor having improved full well capacity and related method of formation |
| JP2022017616A (ja) * | 2018-11-09 | 2022-01-26 | ソニーセミコンダクタソリューションズ株式会社 | 固体撮像装置、固体撮像装置の製造方法および電子機器 |
| US12046614B2 (en) * | 2020-08-20 | 2024-07-23 | Taiwan Semiconductor Manufacturing Co., Ltd. | Apparatus and methods for effective impurity gettering |
| US20230369367A1 (en) * | 2022-05-12 | 2023-11-16 | Taiwan Semiconductor Manufacturing Company, Ltd. | Passivation for a deep trench isolation structure in a pixel sensor |
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| JPH07240534A (ja) * | 1993-03-16 | 1995-09-12 | Seiko Instr Inc | 光電変換半導体装置及びその製造方法 |
| JPH08172214A (ja) * | 1994-08-24 | 1996-07-02 | Seiko Instr Inc | 光電変換半導体装置の製造方法 |
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| JP2016100347A (ja) * | 2014-11-18 | 2016-05-30 | ソニー株式会社 | 固体撮像装置及びその製造方法、並びに電子機器 |
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| JPH01132176A (ja) * | 1987-11-18 | 1989-05-24 | Canon Inc | 光電変換装置 |
| JP2003086827A (ja) * | 2001-09-12 | 2003-03-20 | Hamamatsu Photonics Kk | ホトダイオードアレイ、固体撮像装置、及び、放射線検出器 |
| ITTO20080046A1 (it) * | 2008-01-18 | 2009-07-19 | St Microelectronics Srl | Schiera di fotodiodi operanti in modalita' geiger reciprocamente isolati e relativo procedimento di fabbricazione |
| JP5810551B2 (ja) * | 2011-02-25 | 2015-11-11 | ソニー株式会社 | 固体撮像装置、および、その製造方法、電子機器 |
| JP2014130922A (ja) * | 2012-12-28 | 2014-07-10 | Toshiba Corp | 半導体装置及びその製造方法 |
| KR20150118638A (ko) * | 2014-04-14 | 2015-10-23 | 에스케이하이닉스 주식회사 | 이미지 센서 및 그 제조 방법 |
| US9559134B2 (en) * | 2014-12-09 | 2017-01-31 | Taiwan Semiconductor Manufacturing Co., Ltd. | Deep trench spacing isolation for complementary metal-oxide-semiconductor (CMOS) image sensors |
| KR102367384B1 (ko) * | 2015-01-13 | 2022-02-25 | 삼성전자주식회사 | 이미지 센서 및 그 형성 방법 |
| FR3049389A1 (fr) * | 2016-03-22 | 2017-09-29 | St Microelectronics Crolles 2 Sas | Mur d'isolement et son procede de fabrication |
| JP6808348B2 (ja) * | 2016-04-28 | 2021-01-06 | キヤノン株式会社 | 光電変換装置およびカメラ |
| JP2017224741A (ja) * | 2016-06-16 | 2017-12-21 | ルネサスエレクトロニクス株式会社 | 半導体装置およびその製造方法 |
| JP2018181911A (ja) * | 2017-04-04 | 2018-11-15 | 浜松ホトニクス株式会社 | 光半導体装置 |
| KR102551489B1 (ko) * | 2017-10-13 | 2023-07-04 | 삼성전자주식회사 | 이미지 센서 |
| US10825853B2 (en) * | 2017-11-09 | 2020-11-03 | Taiwan Semiconductor Manufacturing Company Ltd. | Semiconductor image sensor device with deep trench isolations and method for manufacturing the same |
| US10658409B2 (en) * | 2017-11-17 | 2020-05-19 | Taiwan Semiconductor Manufacturing Company Ltd. U. | Semiconductor structure and method of manufacturing the same |
| JP6779929B2 (ja) * | 2018-02-09 | 2020-11-04 | キヤノン株式会社 | 光電変換装置および機器 |
-
2017
- 2017-04-04 JP JP2017074499A patent/JP2018181910A/ja active Pending
-
2018
- 2018-04-02 US US15/942,759 patent/US20180286899A1/en not_active Abandoned
- 2018-04-03 CN CN201810287582.4A patent/CN108695344A/zh active Pending
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| JPH07240534A (ja) * | 1993-03-16 | 1995-09-12 | Seiko Instr Inc | 光電変換半導体装置及びその製造方法 |
| JPH08172214A (ja) * | 1994-08-24 | 1996-07-02 | Seiko Instr Inc | 光電変換半導体装置の製造方法 |
| JP2002057318A (ja) * | 2000-08-07 | 2002-02-22 | Sony Corp | 固体撮像素子及びその製造方法 |
| JP2008300693A (ja) * | 2007-05-31 | 2008-12-11 | Sharp Corp | Cmos型固体撮像装置およびその製造方法、電子情報機器 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2022056360A (ja) * | 2020-09-29 | 2022-04-08 | 三星電子株式会社 | イメージセンサー |
| US12272705B2 (en) | 2020-09-29 | 2025-04-08 | Samsung Electronics Co., Ltd. | Image sensor |
| JP7722770B2 (ja) | 2020-09-29 | 2025-08-13 | 三星電子株式会社 | イメージセンサー |
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| US20180286899A1 (en) | 2018-10-04 |
| CN108695344A (zh) | 2018-10-23 |
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