United States Patent 8924536 | Issue Date of U.S. Patent December 30, 2014
A distributed and decentralized location-aware system that includes a number of peers, each in communication with other peers and adapted to communicate PING, PONG, and ALERT messages. Each of the messages has a header that includes location information.
Also provided is a method of communication between two peers in the system. In addition, the present invention includes a method of rendering the system. In the method, a communication link between an electronic map and a number of peers is provided. The location information and the covering distance of each of the peers is obtained and used to plot the location and render the covering distance of each peer on the electric map. A communication link between an electronic control device and the electronic map is also provided.