Patent ID: 6838998
Filing Date: 2005-01-04
Classification: G08B

Abstract:
1. An Internet based personal tracking system for tracking the position of a portable location unit which transmits position data representing the geographical position of the unit, wherein the system may be accessed by a remote user from a remote terminal and comprises: a web host connected to the Internet having a computer readable medium; a computer program residing on said web host having a set of computer readable instructions which include: communication instructions initializing wireless communication with the location unit; location instructions responsive to said processing instructions for generating a position call signal and outputting said call signal to the location unit and for receiving said position data from said location unit, and a display module for outputting said position data for display of the location unit's position by the remote user via the Internet; and error instructions for processing a no communication signal when communications fail between said web host and the location unit; and generating a no communication signal outputted from said web host to said remote user.