Indoor Positioning using RTLS

GPS, the most effective tool for outdoor navigation, fails to work indoors. Buildings too weaken a GPS signal. GPS also can’t provide any info about the floor where the user is located.
That’s where Indoor Positioning enters the picture.

Real-time location system (RTLS) is a technology used for Indoor Positioning. This video illustrates an instance of indoor positioning using a TDoA based RTLS system.
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