JPWO2013111628A1 - 固体撮像装置および製造方法、並びに電子機器 - Google Patents
固体撮像装置および製造方法、並びに電子機器 Download PDFInfo
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- 239000004065 semiconductor Substances 0.000 claims abstract description 86
- 238000000034 method Methods 0.000 claims description 27
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- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
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Abstract
Description
(1)
光を受光して電荷を発生する複数の光電変換部が形成される半導体基板と、
前記半導体基板の受光面側に開口するように、前記光電変換部どうしの間に形成される溝部と、
前記溝部に埋め込まれるとともに、前記半導体基板の裏面側に積層される絶縁膜と、
前記絶縁膜に対して積層され、前記溝部に対応する箇所で前記半導体基板に向かって突出する凸形状に形成される遮光部と
を備える固体撮像装置。
(2)
前記遮光部は、前記半導体基板側の先端が前記溝部に入り込むことを回避する長さに形成される
上記(1)に記載の固体撮像装置。
(3)
前記絶縁膜を成膜する際に、前記溝部が形成された箇所に応じて前記絶縁膜の表面が凹むような凹部が形成される
上記(1)または(2)に記載の固体撮像装置。
(4)
前記絶縁膜は、複数の層が積層された積層構造により構成される
上記(1)から(3)までのいずれかに記載の固体撮像装置。
(5)
前記溝部が形成された前記半導体基板の受光面に対して、負の固定電荷を有する固定電荷膜が成膜された後に、前記絶縁膜が成膜される
上記(1)から(4)までのいずれかに記載の固体撮像装置。
(6)
前記半導体基板に配線層が積層される表面に対して反対側となる裏面に対して前記光が照射される
上記(1)から(5)までのいずれかに記載の固体撮像装置。
Claims (8)
- 光を受光して電荷を発生する複数の光電変換部が形成される半導体基板と、
前記半導体基板の受光面側に開口するように、前記光電変換部どうしの間に形成される溝部と、
前記溝部に埋め込まれるとともに、前記半導体基板の裏面側に積層される絶縁膜と、
前記絶縁膜に対して積層され、前記溝部に対応する箇所で前記半導体基板に向かって突出する凸形状に形成される遮光部と
を備える固体撮像装置。 - 前記遮光部は、前記半導体基板側の先端が前記溝部に入り込むことを回避する長さに形成される
請求項1に記載の固体撮像装置。 - 前記絶縁膜を成膜する際に、前記溝部が形成された箇所に応じて前記絶縁膜の表面が凹むような凹部が形成される
請求項1に記載の固体撮像装置。 - 前記絶縁膜は、複数の層が積層された積層構造により構成される
請求項1に記載の固体撮像装置。 - 前記溝部が形成された前記半導体基板の受光面に対して、負の固定電荷を有する固定電荷膜が成膜された後に、前記絶縁膜が成膜される
請求項1に記載の固体撮像装置。 - 前記半導体基板に配線層が積層される表面に対して反対側となる裏面に対して前記光が照射される
請求項1に記載の固体撮像装置。 - 光を受光して電荷を発生する複数の光電変換部が形成される半導体基板の受光面側に開口するように、前記光電変換部どうしの間に溝部が形成され、
前記溝部に埋め込まれるとともに、前記半導体基板の裏面側に絶縁膜が積層され、
前記絶縁膜に対して積層され、前記溝部に対応する箇所で前記半導体基板に向かって突出する凸形状に遮光部が形成される
ステップを含む固体撮像装置の製造方法。 - 光を受光して電荷を発生する複数の光電変換部が形成される半導体基板と、
前記半導体基板の受光面側に開口するように、前記光電変換部どうしの間に形成される溝部と、
前記溝部に埋め込まれるとともに、前記半導体基板の裏面側に積層される絶縁膜と、
前記絶縁膜に対して積層され、前記溝部に対応する箇所で前記半導体基板に向かって突出する凸形状に形成される遮光部と
を有する固体撮像装置を備える電子機器。
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CN105938841B (zh) * | 2012-01-23 | 2019-01-29 | 索尼公司 | 成像装置以及电子设备 |
JP2015012059A (ja) * | 2013-06-27 | 2015-01-19 | ソニー株式会社 | 固体撮像素子及びその製造方法、並びに撮像装置 |
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 |
JP2015032636A (ja) * | 2013-07-31 | 2015-02-16 | 株式会社東芝 | 固体撮像装置の製造方法および固体撮像装置 |
JP6060851B2 (ja) * | 2013-08-09 | 2017-01-18 | ソニー株式会社 | 固体撮像装置の製造方法 |
JP6242211B2 (ja) * | 2013-12-26 | 2017-12-06 | キヤノン株式会社 | 撮像装置および撮像システム |
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US9812481B2 (en) | 2017-11-07 |
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