3 ms·
why not just embed an ultrasonic tone sequence that invalidates the Alexa invocation?
by nimbius 4y ago
why not just embed an ultrasonic tone sequence that invalidates the Alexa invocation?
- freedomben 4y agoThat would work for their own commercial, but it wouldn't address any of the other scenarios like the pranks.
- akira2501 4y agoYou're presuming it won't be filtered out or that the device has speakers capable of reproducing that tone reliably. You might consider some kind of embedded psychoacoustically masked signal that could be detected.