Self contained container tracking device

Abstract

A system for tracking the locations of a freight container using a self contained and portable container tracking device is described. The container tracking device includes a GPS receiver, an attachment mechanism to easily secure the tracking device to the interior of a container door, an intrusion detection system and an alarm. The user can access the position and status information through a web site Internet access to a centralized database, SMS interrogation or SMS message updates. The user can load map information, trip alarm conditions, update method, as well as authentication information on a flash drive and insert it in the tracking device. In the event an alarm condition is broken, an alarm is triggered and an alarm message is sent to the user. The tracking device is located inside the container whereas its antennas are located on the outside. This prevents damage, tampering and theft of the tracking device.

Dependencies are inferred from the claim text.