schizoidman@lemmy.ml to Technology@lemmy.worldEnglish · 4 months agoResearchers discover battery-free technology which harvests power from radio and Wi-Fi signals for low-powered deviceswww.tomshardware.comexternal-linkmessage-square68fedilinkarrow-up1246arrow-down127file-textcross-posted to: technology@lemmy.ml
arrow-up1219arrow-down1external-linkResearchers discover battery-free technology which harvests power from radio and Wi-Fi signals for low-powered deviceswww.tomshardware.comschizoidman@lemmy.ml to Technology@lemmy.worldEnglish · 4 months agomessage-square68fedilinkfile-textcross-posted to: technology@lemmy.ml
minus-squareobject [Object]@lemmy.blahaj.zonelinkfedilinkEnglisharrow-up3arrow-down2·edit-24 months agoWouldn’t this just decrease the reception for rf devices? Isn’t it just stealing power from the system to power other devices?
minus-squaresurewhynotlem@lemmy.worldlinkfedilinkEnglisharrow-up8·4 months agoNo more than any random objects. Think of it like a solar panel. Yes, it blocks light from things behind it, but it doesn’t suck light from nearby.
minus-squareobject [Object]@lemmy.blahaj.zonelinkfedilinkEnglisharrow-up2·4 months agoThat’s interesting! I thought that if you for example have a 50w RF transmitter, taking 40w from it would make it act as a 10w one for the other devices around it. Thx for the explanation :3
minus-squareChronographs@lemmy.ziplinkfedilinkEnglisharrow-up3·edit-23 months agoIt you could build a 40w antenna sure, but it’d basically have to be a dome surrounding the transmitting one at that point.
Wouldn’t this just decrease the reception for rf devices? Isn’t it just stealing power from the system to power other devices?
No more than any random objects.
Think of it like a solar panel. Yes, it blocks light from things behind it, but it doesn’t suck light from nearby.
That’s interesting! I thought that if you for example have a 50w RF transmitter, taking 40w from it would make it act as a 10w one for the other devices around it.
Thx for the explanation :3
It you could build a 40w antenna sure, but it’d basically have to be a dome surrounding the transmitting one at that point.
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