How do you navigate without GPS? Using very expensive accelerometers and gyros and integration, if you are a nuclear submarine. But what if you are a pedestrian? Revealed at the IEEE’s annual International Solid-State Circuits Conference in San Francisco this week was a dead-reckoner for walkers that fits in the heel of a shoe, and ...

This story continues at ISSCC: In-shoe navigation without GPS

Or just read more coverage at Electronics Weekly