A SYSTEM THAT PASSIVELY FINDS AND TRACKS ELECTROMAGNETIC TRANSMITTERS IN CLOSED PLACES
摘要
<p>This invention is about tracking mobile communication devices in a specified area as well as methods used for tracking these devices. It makes geolocating in urban areas and interior spaces easier. The purpose of the system is to track movements of people in closed spaces through signals emitted by mobile devices carried. The system is used for analyzing and logging human movements in public places.</p>
