Accurate indoor positioning system using the earths magnetic field.

Accurate indoor positioning system using the earths magnetic field.
You can now use a smartphone app to both map and get real-time directions for indoor locations – and not by using internal or external infrastructure such as wireless access points or cell towers like Google are now trialling. A company from Finland, IndoorAtlas, has developed a novel way to get highly accurate indoor positions using the earths magnetic field.... Read More