ELi5: How does GPS decide which way I’m facing?

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Why does my phone gps know which way I’m facing when driving, but when walking it always thinks I’m walking backwards?

In: Technology

6 Answers

Anonymous 0 Comments

The phone uses gyroscopes to understand it’s orientation but more importantly they use a magnetometer to discern it’s relational direction to magnetic North and even more importantly it uses the direction of movement to discern it’s direction of travel.

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