Each mobile unit in a cellular communications system accumulates at least one mobility or communications traffic (teletraffic) statistic representative of "typical" operation of the mobile unit within the cellular communications system. The mobile units process or collect the statistics and then transmit...http://www.google.fr/patents/US5623535?utm_source=gb-gplus-shareBrevet US5623535 - Operations of cellular communications systems based on mobility and teletraffic statistics collected by mobile units
Operations of cellular communications systems based on mobility and ...