This struck me as a bit similar to CCD sensors which are frequently found in astronomy and found this article that illustrates some of the differences between CMOS and CCD sensors: https://www.atik-cameras.com/news/difference-between-ccd-cmos-sensors/
THWG
I think nowadays the circuit should be placed beneath the photodiodes in order to allow more photons to hit it, and avoid blindspot in weird angles.
This struck me as a bit similar to CCD sensors which are frequently found in astronomy and found this article that illustrates some of the differences between CMOS and CCD sensors: https://www.atik-cameras.com/news/difference-between-ccd-cmos-sensors/
I think nowadays the circuit should be placed beneath the photodiodes in order to allow more photons to hit it, and avoid blindspot in weird angles.