Title:
LIGHT DETECTION DEVICE AND ELECTRONIC APPARATUS
Document Type and Number:
WIPO Patent Application WO/2024/053299
Kind Code:
A1
Abstract:
A light detection device according to one embodiment of the present disclosure comprises: a semiconductor substrate that has an opposing first surface and second surface, and in which a plurality of pixels are arranged in a matrix, and for each pixel, a photoelectric conversion unit is formed in an embedded manner, said photoelectric conversion unit using photoelectric conversion to generate a charge corresponding to the amount of received light; a microlens that is positioned on the first surface side, straddling a plurality of neighboring pixels; and a plurality of scatterers that are layered on the focusing optical path of the microlens and have different refractive indices.
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Inventors:
SOEDA TAKAAKI (JP)
WATANABE MAHO (JP)
WATANABE MAHO (JP)
Application Number:
PCT/JP2023/028395
Publication Date:
March 14, 2024
Filing Date:
August 03, 2023
Export Citation:
Assignee:
SONY SEMICONDUCTOR SOLUTIONS CORP (JP)
International Classes:
H01L27/146; H01L31/0232; H04N25/61; H04N25/70
Domestic Patent References:
| WO2018221443A1 | 2018-12-06 | |||
| WO2021131318A1 | 2021-07-01 |
Foreign References:
| US20180102389A1 | 2018-04-12 | |||
| JP2013211413A | 2013-10-10 | |||
| US9935146B1 | 2018-04-03 | |||
| JP2018029170A | 2018-02-22 | |||
| JP2013150314A | 2013-08-01 | |||
| JP2013045907A | 2013-03-04 |
Attorney, Agent or Firm:
TSUBASA PATENT PROFESSIONAL CORPORATION (JP)
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