Think GPS is cool? IPS will blow your mind.  IPS. Indoor Positioning System. Yes, it’s just what it sounds like: Google Maps but for inside. And according to this article, we’re getting pretty close: Last year Google Maps began introducing floor plans of shopping malls, airports and other large commercial areas. Nokia has also invested in IPS, but based on 3-D models and not just 2-D floor plans. The future is here - It’s just not widely distributed yet ;) High-res

Think GPS is cool? IPS will blow your mind. 

IPS. Indoor Positioning System. Yes, it’s just what it sounds like: Google Maps but for inside. And according to this article, we’re getting pretty close: Last year Google Maps began introducing floor plans of shopping malls, airports and other large commercial areas. Nokia has also invested in IPS, but based on 3-D models and not just 2-D floor plans. The future is here - It’s just not widely distributed yet ;)

Source extremetech.com