Patent ID: 8401781
Filing Date: 2013-03-19
Classification: G01C,G01S,G06K,G09B

Abstract:
1. An apparatus for determining an orientation of a user in a space comprised of a plurality of functional zones, said apparatus comprising: a multitude of first type devices, wherein each of the first type devices is located in one of said zones and contains information relating to the position of said one of the zones in the space; a plurality of second type devices attached to the user in defined positions relative to the user, and wherein when the user is in said space, each of two of the first type devices reacts concurrently to the presence of a respective one of the second type devices-to provide two concurrent readings at a given moment identifying a current location of each of said respective one of the second type devices in the space; a computing system for processing said two concurrent readings to determine the direction being faced by the user in the space at the given moment from said two concurrent readings taken at said given moment.