| 摘要 |
<p>A method for maintaining a connection established in a communication network to or from a mobile communication device, which connection can be divided into a connection which includes a radio connection (21) between the mobile communication device and the network and a connection (22) within the network, is characterized in that the mobile communication device (MS) sends the network (MN) a first message (23) which indicates that a battery change will be performed, the connection (21) between the mobile communication device and the network is disconnected and the battery change (27) is performed, as a response to the first message (23), the connection (22) within the network is maintained, the mobile communication device (MS) sends the network (MN) a second message (28) which indicates that the batteries have been changed and starts signaling aimed at re-establishment of the connection (21) between the mobile communication device and the network.</p> |
