Tiny throat mic can detect and broadcast silently mouthed phrases

A small patch worn on the throat can choose up even silently mouthed speech and broadcast it, which might assist some people who find themselves unable to talk

By Matthew Sparkes

A patch worn outdoors the throat can detect your speech and broadcast it even if you silently mouth phrases. It might assist employees in noisy environments or individuals with speech difficulties talk.

Some throat microphones exist already, however they are typically cumbersome and might solely detect vibrations from quiet speech, not silently mouthed phrases.

To enhance on this, Qisheng Yang at Tsinghua College in Beijing, China, and his colleagues have created a patch simply 25 micrometres thick and …