BlackBerry Limited
Method and system for battery life improvement for low power devices in wireless sensor networks

Abstract:

A method at a module within a sensor system for updating a timing profile, the method including: turning on a radio of the sensor module for a first time duration; detecting signals from other modules within the sensor system; for each signal, storing data comprising a time such signal is received and an identifier for a module sending such signal; sending the data to a server; and receiving the timing profile from the server.