The science behind ultrasonic motion sensing for Echo amazon.science/blog/...

The science behind ultrasonic motion sensing for Echo

amazon.science

published 5/4/2022

author

About The Author, Krishna Kamath Is A Senior Applied Scientist In The Amazon Devices Organization.

summary

Reducing false positives for rare events, adapting Echo hardware to ultrasound sensing, and enabling concurrent ultrasound sensing and music playback are just a few challenges Amazon researchers addressed.