New imager microchip helps devices bring hidden objects to light

https://techxplore.com/news/2022-06-imager-microchip-devices-hidden.html

"complementary metal-oxide semiconductor (CMOS)... making pixels small and low power... integrate transmitter, receiver and antenna in small area... innovations that overcame fundamental active-gain limits of CMOS is that this imaging technology consumes more than 100 times less power than the phased arrays currently being investigated for the same imaging applications"

Related:

Samsung expected to announce mass production of 3nm chip next week

https://en.yna.co.kr/view/AEN20220622002900320

Hidden information extraction from layered structures through terahertz imaging

https://phys.org/news/2023-10-hidden-layered-terahertz-imaging.html