RegularJoe@lemmy.world to

Technology@lemmy.worldEnglish · 3 个月前

WiFi signals can measure heart rate—no wearables needed

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WiFi signals can measure heart rate—no wearables needed

RegularJoe@lemmy.world to

Technology@lemmy.worldEnglish · 3 个月前

Engineers prove their technique is effective even with the lowest-cost WiFi devices

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yucandu@lemmy.world
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3 个月前
I think they mean without a phone. A 2.4ghz radio can be used as a presence detection radar.
- theunknownmuncher@lemmy.world
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  3 个月前
  It sounds like they’re specifically talking about a phone, making reference to app permissions and TikTok.

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