CPC H04N 25/77 (2023.01) [G06T 7/50 (2017.01); H04N 23/11 (2023.01); H04N 23/84 (2023.01); G06T 2207/10048 (2013.01)] | 20 Claims |
1. An image sensor comprising:
a plurality of pixels two-dimensionally arranged, each of the plurality of pixels comprising:
a first meta-photodiode configured to selectively absorb light of a red wavelength band;
a second meta-photodiode configured to selectively absorb light in a green wavelength band; and
a third meta-photodiode configured to selectively absorb light in a blue wavelength band,
wherein a width p of each of the plurality of pixels is less than or equal to a diffraction limit, wherein each of the first meta-photodiode, the second meta-photodiode and the third meta-photodiode has a columnar vertical structure.
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