isit possible to sense the sound of an ambulance? is any circuit available for this?

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isit possible to sense the sound of an ambulance? is any circuit available for this?

2006-12-19 23:14:40 · 2 answers · asked by balasubramaniam k 1 in Science & Mathematics ➔ Engineering

2 answers

Sure .. Simply take a digital signal processor and do a fast Fourier transform (FFT) on a real ambulance sound. Then monitor the sounds around you and run some correlation processing between the stored and the real. Of course you'll have to allow for different pitches and Doppler shifts.

2006-12-19 23:31:25 · answer #1 · answered by Gene 7 · 0⤊ 0⤋

Its possible... In artificial neural networks, using voice recognition principle we can find it...

2006-12-20 07:20:15 · answer #2 · answered by JJ 1 · 0⤊ 0⤋