4 ms·
What's needed is an array of microphones on these devices, so they can reject anything (using triangulation) coming from the TV.
by derekp7 10y ago
What's needed is an array of microphones on these devices, so they can reject anything (using triangulation) coming from the TV.
- oh_sigh 10y agoOr from any human standing in front of the TV. A better system would be for advertisers or shows to embed an ultrasonic signal in their shows which say the magic words, which google home/alexa watch out for. Of course, that would only prevent unintentional triggerings, so it wouldn't help in the circumstance where the tv show/advertiser actively wants to annoy you.
- cestith 10y agoThen you're depending on the cheap 2w speaker built into the TV to reliably and accurately produce a 20 KHz signal.
- woodrowbarlow 10y agoor voice registration and recognition, like siri.
- Retric 10y agoOr just change the default wake up command.