JP7231869B2 - 撮像素子および撮像装置 - Google Patents
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- H01L27/144—Devices controlled by radiation
- H01L27/146—Imager structures
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- H01L27/144—Devices controlled by radiation
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- H01L27/144—Devices controlled by radiation
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- H01L27/14625—Optical elements or arrangements associated with the device
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Description
(第1の実施形態)
φ=(neff-n0)×2πh/λ ・・・(1)
(第2の実施形態)
Claims (9)
- 基板上に光電変換素子を含む複数の画素がアレイ状に配列された画素アレイと、
前記画素アレイの上に形成された透明層と、
前記透明層の内部または上であって、前記複数の画素の各々に対応する位置に、複数の分光素子がアレイ状に配列された分光素子アレイと、
を備えた撮像素子であって、
前記分光素子の各々は、前記透明層の屈折率よりも高い屈折率を有する材料から形成された複数の微細構造体を含み、前記複数の微細構造体は、微細構造体パターンを有し、前記分光素子の各々は、入射した光を、波長に応じて伝搬方向が異なる偏向光に分離して出射する、撮像素子。 - 前記分光素子アレイの第1の方向に沿って隣接する分光素子において、前記微細構造体パターンが互いに異なるものが含まれる、請求項1に記載の撮像素子。
- 前記複数の分光素子の各々における前記複数の微細構造体は、光が透過する方向の厚みが一定である、請求項1または2に記載の撮像素子。
- 前記複数の分光素子の各々における前記複数の微細構造体は、光が透過する方向の厚みが位置に応じて異なる、請求項1または2に記載の撮像素子。
- 分離して出射された前記偏向光は、前記複数の分光素子のうちの隣接する第1の画素、第2の画素および第3の画素に入射し、
前記入射した光が白色光の場合、
前記第1の画素に入射する光は、波長500nm以下の青色波長域で光強度のピークを有し、
前記第2の画素に入射する光は、波長500nm~600nmの緑色波長域で光強度のピークを有し、
前記第3の画素に入射する光は、波長600nm以上の赤色波長域で光強度のピークを有する、請求項1乃至4のいずれか一項に記載の撮像素子。 - Nは3であり、前記微細構造体は柱状構造体であり、3個の分光素子の組における互いに異なる前記微細構造体パターンは、
前記3個の分光素子の配列方向に、幅が1番広い柱状構造体、幅が2番目に広い柱状構造体、幅が3番目に広い柱状構造体の順に配列された第1の微細構造体パターンと、
前記3個の分光素子の配列方向に、幅が3番広い柱状構造体、幅が2番目に広い柱状構造体、幅が1番目に広い柱状構造体の順に配列された第2の微細構造体パターンと、
前記3個の分光素子の配列方向に、幅が2番広い柱状構造体、幅が1番目に広い柱状構造体、幅が3番目に広い柱状構造体の順に配列された第3の微細構造体パターンと、
を含む、請求項2に記載の撮像素子。 - 前記画素アレイと前記分光素子アレイの間に、少なくとも1種類のフィルタがアレイ状に配列されたフィルタアレイを備えた、請求項5または6に記載の撮像素子。
- 前記フィルタアレイは、前記分光素子よりも前記画素アレイに近い、請求項7に記載の撮像素子。
- 請求項1乃至8のいずれか一項に記載の撮像素子と、
前記撮像素子の撮像面に光学像を形成するための撮像光学系と、
前記撮像素子が出力する電気信号を処理する信号処理部と、
を備えた撮像装置。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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PCT/JP2019/037677 WO2021059409A1 (ja) | 2019-09-25 | 2019-09-25 | 撮像素子および撮像装置 |
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JPWO2021059409A1 JPWO2021059409A1 (ja) | 2021-04-01 |
JP7231869B2 true JP7231869B2 (ja) | 2023-03-02 |
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US (1) | US20220360759A1 (ja) |
EP (1) | EP4037299A4 (ja) |
JP (1) | JP7231869B2 (ja) |
KR (1) | KR20220051233A (ja) |
CN (1) | CN114503538A (ja) |
TW (1) | TWI772902B (ja) |
WO (1) | WO2021059409A1 (ja) |
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US20220417474A1 (en) * | 2021-06-28 | 2022-12-29 | Qualcomm Incorporated | Macroscopic refracting lens image sensor |
WO2023013307A1 (ja) * | 2021-08-06 | 2023-02-09 | ソニーセミコンダクタソリューションズ株式会社 | 固体撮像素子および電子機器 |
Citations (4)
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WO2014061173A1 (ja) | 2012-10-18 | 2014-04-24 | パナソニック株式会社 | 固体撮像素子 |
JP2014138142A (ja) | 2013-01-18 | 2014-07-28 | Panasonic Corp | 固体撮像素子および撮像装置 |
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JP2007109801A (ja) * | 2005-10-12 | 2007-04-26 | Sumitomo Electric Ind Ltd | 固体撮像装置とその製造方法 |
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TWI397175B (zh) * | 2009-02-09 | 2013-05-21 | Sony Corp | 固體攝像裝置、攝相機、電子機器、及固體攝像裝置之製造方法 |
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JP2014022448A (ja) * | 2012-07-13 | 2014-02-03 | Toshiba Corp | 固体撮像装置 |
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-
2019
- 2019-09-25 CN CN201980100799.2A patent/CN114503538A/zh active Pending
- 2019-09-25 WO PCT/JP2019/037677 patent/WO2021059409A1/ja unknown
- 2019-09-25 US US17/762,298 patent/US20220360759A1/en active Pending
- 2019-09-25 EP EP19946897.6A patent/EP4037299A4/en active Pending
- 2019-09-25 JP JP2021548057A patent/JP7231869B2/ja active Active
- 2019-09-25 KR KR1020227009543A patent/KR20220051233A/ko not_active Application Discontinuation
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- 2020-09-24 TW TW109133064A patent/TWI772902B/zh active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2009019818A1 (ja) | 2007-08-06 | 2009-02-12 | Panasonic Corporation | 撮像用光検出装置 |
JP2012015424A (ja) | 2010-07-02 | 2012-01-19 | Panasonic Corp | 固体撮像装置 |
WO2014061173A1 (ja) | 2012-10-18 | 2014-04-24 | パナソニック株式会社 | 固体撮像素子 |
JP2014138142A (ja) | 2013-01-18 | 2014-07-28 | Panasonic Corp | 固体撮像素子および撮像装置 |
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TWI772902B (zh) | 2022-08-01 |
US20220360759A1 (en) | 2022-11-10 |
EP4037299A1 (en) | 2022-08-03 |
JPWO2021059409A1 (ja) | 2021-04-01 |
KR20220051233A (ko) | 2022-04-26 |
TW202119094A (zh) | 2021-05-16 |
WO2021059409A1 (ja) | 2021-04-01 |
CN114503538A (zh) | 2022-05-13 |
EP4037299A4 (en) | 2023-06-14 |
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