| 摘要 |
<p>A number of methods are provided that relate to the roaming of mobile devices (2) from a home network (6). In particular, a method of operating a mobile device is provided in which the mobile device is attached to a network (16) other than the home network of the mobile device (2), the method comprising determining (68) whether the mobile device (2) is in a part of said other network (16) in which there may be coverage from the home network; and if it is determined that the mobile device (2) is in a part of said other network (16) in which there may be coverage from the home network (6), initiating a scan for a signal from the home network (6).</p> |
