- cross-posted to:
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- cross-posted to:
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Global leap to 4G and 5G would cut off phone access for millions of vulnerable people.
- Telecom companies aim to profit from the 2G-to-5G transition as governments worldwide face pressure to free up mobile spectrum.
- Vietnam is the latest country to shut down 2G by offering free 4G phones to the poor.
- India and South Africa have expressed concern that the strategy would cut off phone access for millions of vulnerable people.
I think the thing you’d have to replace is outside the body. Something like this:
https://www.mobihealthnews.com/content/biotronik-launches-portable-cellular-transmitter-implantable-heart-devices
I’m not sure an implanted cellular transmitter would even work, given how human tissue absorbs that spectrum.
https://www.researchgate.net/figure/Penetration-depth-of-radiofrequency-into-human-tissues-28_tbl2_323083486
Ooohhh! You know what, I learned something new today! Thank you so much for taking the time to explain it in a way that made sense to me.