| 摘要 |
<p>A cellular network (1) is described in which an analyser (8) is able to monitor traffic on routes in a transport infrastructure such as a road network. The analyser (8) utilise data derived from the subscriber database (7) of the network in conjunction with information (9) on network coverage in relation to those routes in order to determine parameters such as the average speed of vehicles travelling along the road network.</p> |
