AMS has come up with a new communications interface for audio devices that uses the microphone wire in a standard 3.5mm audio cable to carry power and bidirectional data with a rate of up to 16Mbit/s, as well as digital audio signals. According to AMS, this can eliminate the need for a battery in noise-cancelling ...
Read full article: AMS redesigns 3.5mm audio jack to carry power and data
from Electronics Weekly http://www.electronicsweekly.com/news/ams-redesigns-3-5mm-audio-jack-carry-power-data-2017-03/
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