Finally: Indoor GPS System Uses Your Smartphone and Earth’s Magnetic Field - leeyeas2002
I personally think back that GPS engineering science is possibly the superlative invention ever, since it has saved me weeks of wandering around in circles. The only trouble is that information technology might non work if you'Re in a large building (like your local megamall) or underground (energetic through Boston's metro main road, for instance).
Finnish researchers from the University of Oulu (who founded their own accompany named IndoorAtlas) may have a solution with an indoor positioning system (IPS) that uses the Earth's magnetized field to shape out exactly where you are. It mightiness sound too cool to be true, but the enquiry is already being adapted into a product that your smartphone can use to create indoor maps and IPS-powered apps.
The idea fundament the engineering is to use your smartphone's magnetometer, which powers your phone's integer orbit, to identify your location no topic where you are.
Compasses can be otiose in an urban setting because all the metallic structures that throw the Earth's smooth magnetic subject out of whop. IPS, however, doesn't use your digital compass to gain which way is north. Instead, it uses the phone's magnetometer to map these magnetic disturbances to produce a digital representation of a construction's floor plan.
Accordant to IndoorAtlas, any phone with a well-stacked in magnetometer leave be able to develop these maps, which are accurate down to 10 centimeters. The programme is to let users upload the data to an Cyberspace-supported mapping service (such as Google Maps) that you could explore online Oregon download when you get in at a location with a attraction landing field map.
IndoorAtlas is also working on tools for developers who want to create apps that react to your indoor location. Think of it atomic number 3 invert Foursquare, where a store greets you instead of you having to check-in.
[IndoorAtlas via Extremum Tech]
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Source: https://www.pcworld.com/article/465910/finally_indoor_gps_system_uses_your_smartphone_and_earth_s_magnetic_field.html
Posted by: leeyeas2002.blogspot.com
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