Ever wonder how law enforcement knows where someone is without
having access to surveillance video? More than likely, they are
using information from the cellular carriers to locate the
suspect via their phone location. The process is fairly
straight-forward, but the man on the street rarely has access to
the information in order to determine a cell phone’s location.
What you need is the location of the cell towers that can “see”
the phone. The tower with the strongest signal is the one that
the phone will utilize, but other towers can also “see” the
phone as it moves and may eventually “jump” to a new tower.
First you locate the tower with the strongest signal and draw a
circle that depicts the coverage area for the tower. You know
that the phone is somewhere in that circle. Locate a second
tower that can “see” the phone and draw a circle showing its
coverage area. Now you know that the phone is located somewhere
in the intersection of the two circles. Continue to add circles
for all the towers that can comm