4 ms·
It would seem like you could sense rain hitting the roof through its acoustic signature using a contact piezo mic. That'd probably have a much larger effective
by pseudosavant 2y ago
It would seem like you could sense rain hitting the roof through its acoustic signature using a contact piezo mic. That'd probably have a much larger effective sensing area than the IR sensor.
- kayodelycaon 2y agoYou don't need a large sensor area or complex audio analysis. A spot with a few IR diodes on the windshield is going to get wet if it's raining hard enough to need wipers.