公开(公告)号：DE602004006919T2

公开(公告)日：2008-02-14

申请号：DE602004006919

申请日：2004-04-19

Applicant: LUCENT TECHNOLOGIES INC

Inventor： CAO QIANG ,  CHARRIERE PATRICK G V ,  DAVIES RICHARD LL ,  LIM SEAU S ,  SAPIANO PHILIP C

IPC: H04L12/66 ,  H04W36/14

Abstract: A method of releasing a connection between a mobile user terminal 22 and a first network 9 if a report of presence has not been received from the mobile user terminal by the first network 9 for a predetermined period. The predetermined period being selected to be shorter than otherwise upon the mobile user terminal 22 being determined both as being capable of communicating also with another type of network 6 for mobile telecommunications, and being in an area covered by a network of said another type such that handover to said network 6 of said another type is possible.

公开(公告)号：DE602004006919D1

公开(公告)日：2007-07-26

申请号：DE602004006919

申请日：2004-04-19

Applicant: LUCENT TECHNOLOGIES INC

Inventor： CAO QIANG ,  CHARRIERE PATRICK G V ,  DAVIES RICHARD LL ,  LIM SEAU S ,  SAPIANO PHILIP C

IPC: H04L12/66 ,  H04W36/14

Abstract: A method of releasing a connection between a mobile user terminal 22 and a first network 9 if a report of presence has not been received from the mobile user terminal by the first network 9 for a predetermined period. The predetermined period being selected to be shorter than otherwise upon the mobile user terminal 22 being determined both as being capable of communicating also with another type of network 6 for mobile telecommunications, and being in an area covered by a network of said another type such that handover to said network 6 of said another type is possible.