3 ms·
I know there may be concerns about privacy, given the headline. But this is a very cool concept. Nothing new, I know, but still very cool nonetheless :)
by calware 7y ago
I know there may be concerns about privacy, given the headline. But this is a very cool concept. Nothing new, I know, but still very cool nonetheless :)
- beatgammit 7y agoI was pretty surprised, until I realized that regular radar works essentially the same way. Usually you use two antenna spaced some known distance apart so you can use Doppler to distinguish moving from stationary objects. The surprising thing is that it works so well. I guess I'll need to build a Faraday cage around my house now...