Apple investigating ultrasonic sensors to authenticate user voices

New research reveals that Apple is looking at how to make Siri detect particular voices, and also determine their location, solely through vibrations.A future Apple Watch may not need microphone holes in order to detect voicesTwo newly-revealed patent applications show that Apple is investigating different ways that devices can detect people, or interact with them. The major one would have Siri able to recognize individual people and their spoken commands — without the device needing a regular microphone.Read more…
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