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bio-signature visibility. They can advise on or regulate the use 16. Hambling D. The Pentagon has a laser that can identify people
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Disclosures 86438-5
The author has nothing to disclose. 19. Huang X, Ju Z, Zhang R. Real-time heart rate detection method
based on 77 GHz FMCW radar. Micromachines (Basel). 2022;13
(11):1960. doi:10.3390/mi13111960
Funding 20. Pramanik SK, Islam SMM. Through the wall human heart beat
No funding was received for this work. detection using single channel CW radar. Front Physiol. 2024;15:
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