![The Bluetooth transmitter chip [lavender, right] is connected to a magnetic monopole antenna [green, far right], which acts as an integral part of the transmitter's resonator circuit.](https://spectrum.ieee.org/media-library/the-bluetooth-transmitter-chip-lavender-right-is-connected-to-a-magnetic-monopole-antenna-green-far-right-which-acts-as-a.jpg?id=25588253&width=1200&height=721)
Teeny-Tiny Bluetooth Transmitter Runs on Less Than 1 Milliwatt
Bluetooth Low Energy data packets can now be sent by millimeter-size IoT motes
26 Mar 2019
3 min read
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