ACCELEROMETER DESIGN | Piezo Tutorial

Accelerometer Technical Note

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Tiffany Janzen on Instagram: "How does Google Maps still track you underground when GPS disappears? Here’s the thing: when GPS cuts out, your phone doesn’t quit it starts guessing. But how does it do this? It uses a system called dead reckoning. The accelerometer measures how you’re moving, the gyroscope senses turns and rotation, and the compass gives direction. Put together, they estimate your new position until GPS comes back. That’s why your blue dot can keep moving through a tunnel though t