News tagged with radio transmission

A millimeter-scale, wirelessly powered cardiac device

A team of engineers at Stanford has demonstrated the feasibility of a super-small, implantable cardiac device that gets its power not from batteries, but from radio waves transmitted from outside the body. The implanted device ...

Aug 31, 2012
4.7 / 5 (3) 0 | with audio podcast

Cellphone jamming raises transit users' ire

Silencing the loudmouth cellphone user across the aisle is surely a common fantasy among transit riders. But how often do they fulfill their wish and become peace-and-quiet vigilantes - despite decades-old laws against blocking ...

Mar 09, 2012
3.5 / 5 (2) 5