A New Satellite Can Peer Inside Buildings, Day or Night
1–10 of 95 posts
Re: A New Satellite Can Peer Inside Buildings, Day or Night
#2The DoD (or the NRO) had this tech in the 80s? Wasn’t this SAR originally in the form of ground penetrating radar invention for finding nukes in ground siloes?
Re: A New Satellite Can Peer Inside Buildings, Day or Night
#3Here's all the specs I could find for the satellite itself.
https://space.skyrocket.de/doc_sdat/capella-2.htm
Re: A New Satellite Can Peer Inside Buildings, Day or Night
#4This is cool tech and there are new players entering this field with even better capability. The Clinton era laws of optical resolution restrictions seems silly now with this tech in the commercial marketplace.
Re: A New Satellite Can Peer Inside Buildings, Day or Night
#5The DoD (or the NRO) had this tech in the 80s? Wasn’t this SAR originally in the form of ground penetrating radar invention for finding nukes in ground siloes?
Also used to track submerged submarines by detecting ocean surface disturbances caused by the underwater wake of the submarine. Same benefits: works at night and through cloud cover.
Re: A New Satellite Can Peer Inside Buildings, Day or Night
#6Article says they are by law limited to 50cm resolution. But there was another SAR satellite launched in March 2020 that claims 25cm resolution.[1]
[1] https://apnews.com/press-release/pr-prnewswire/d35f7cb315af0...
Re: A New Satellite Can Peer Inside Buildings, Day or Night
#7> Banazadeh said that the original image was so detailed you could check out individual rooms.
"Hello this is the EU, you satellite does not comply with GDPR".
Re: A New Satellite Can Peer Inside Buildings, Day or Night
#8I wonder how intense those microwaves are in a room being scanned. Presumably it's also possible to jam these scans, but it seems that doing so would invoke the wrath of the fcc.
Re: A New Satellite Can Peer Inside Buildings, Day or Night
#9In the 9ghz range, does that mean a sub-1mm wire mesh could mitigate this? Asking for a hypothetical house renovator friend.
Thompson's adage of when the going gets weird, the weird turn pro suggests that the tinfoil hat crowd could be able to corner the emerging domestic Faraday cage market.
Re: A New Satellite Can Peer Inside Buildings, Day or Night
#10Sounds like an set of interesting problems for computer vision careers.