Ant-sized radio chip September 17, 2014By [V] This small radio chip is so energy efficient that it gathers all the power it needs from the same electromagnetic waves that carry signals to its receiving antenna. VLSI (Very Large Scale Integration) single-chip architecture current prototypes have a communication range of approximately 50 cm (20 in), which may not seem like a long range, it is the few cents per chip price predicted to make these units the most appealing aspect.
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