Title:
LIGHT RECEIVING DEVICE
Document Type and Number:
WIPO Patent Application WO/2022/091622
Kind Code:
A1
Abstract:
A light receiving device according to an embodiment of the present disclosure is provided with a plurality of photoelectric conversion element units, wherein: each photoelectric conversion element unit is configured by arranging a total of M×N photoelectric conversion elements, with M photoelectric conversion elements in a first direction and N photoelectric conversion elements in a second direction; in each photoelectric conversion element, a quarter wavelength layer, a wire grid polarizing element, and a photoelectric conversion unit are arranged in this order from the light incident side; the M photoelectric conversion elements arranged in the first direction are provided with quarter wavelength layers having the same fast axis orientation; the N photoelectric conversion elements arranged in the second direction are provided with quarter wavelength layers having different fast axis orientations; the N photoelectric conversion elements arranged in the second direction are provided with wire grid polarizing elements having the same polarization orientation; and the M photoelectric conversion elements arranged in the first direction are provided with wire grid polarizing elements having different polarization orientations.
Inventors:
AKIYAMA HISASHI (JP)
Application Number:
PCT/JP2021/034101
Publication Date:
May 05, 2022
Filing Date:
September 16, 2021
Export Citation:
Assignee:
SONY SEMICONDUCTOR SOLUTIONS CORP (JP)
International Classes:
G01J4/04; G02B5/30; H01L27/146; H01L31/0232
Foreign References:
| JP2005114704A | 2005-04-28 | |||
| JP2020013842A | 2020-01-23 | |||
| JP2005164540A | 2005-06-23 | |||
| JP2005308612A | 2005-11-04 | |||
| JP2011186328A | 2011-09-22 | |||
| JP2009139973A | 2009-06-25 | |||
| JP2007033187A | 2007-02-08 | |||
| JP2015169599A | 2015-09-28 | |||
| US20090021598A1 | 2009-01-22 |
Attorney, Agent or Firm:
TSUBASA PATENT PROFESSIONAL CORPORATION (JP)
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