RegularJoe@lemmy.world to Technology@lemmy.worldEnglish · 17 days agoWiFi signals can measure heart rate—no wearables needednews.ucsc.eduexternal-linkmessage-square125linkfedilinkarrow-up1613
arrow-up1613external-linkWiFi signals can measure heart rate—no wearables needednews.ucsc.eduRegularJoe@lemmy.world to Technology@lemmy.worldEnglish · 17 days agomessage-square125linkfedilink
minus-squareyucandu@lemmy.worldlinkfedilinkEnglisharrow-up4·17 days agoI think they mean without a phone. A 2.4ghz radio can be used as a presence detection radar.
minus-squaretheunknownmuncher@lemmy.worldlinkfedilinkEnglisharrow-up1·17 days agoIt sounds like they’re specifically talking about a phone, making reference to app permissions and TikTok.
I think they mean without a phone. A 2.4ghz radio can be used as a presence detection radar.
It sounds like they’re specifically talking about a phone, making reference to app permissions and TikTok.