LOCATION TRACKING SYSTEM AND METHOD

摘要

Provided is a location tracking system and a method of operating the location tracking system. The location tracking system selects either an indoor location tracking mode or an outdoor location tracking mode according to whether a user is currently indoors or outdoors and tracks the location of the user. The location tracking system tracks an indoor location of the user using access point (AP) signal intensity information and a step detection technique when tracking the location of a user in the indoor location tracking mode, and tracks the outdoor location of a user using a global positioning system (GPS) and a step detection technique when tracking the location of the user in the outdoor location tracking mode.

主权项

1. A method for tracking locations of a person, comprising:
providing a building within which said person moves; building an indoor map having a plurality of nodes covering where said person moves inside of the building, each of the plurality of nodes capable of indicating access point (AP) signal intensities; determining whether said person is inside or outside of the building through a node in the indoor map to set a location tracking mode, and tracking locations of said person in the set location tracking mode.