METHOD FOR RELEASING CONNECTION BETWEEN MOBILE USER TERMINAL AND NETWORK

摘要

PROBLEM TO BE SOLVED: To provide a method for releasing connection between a mobile user terminal 22 and a first network 9 when a report of presence is not received from the mobile user terminal by the first network 9 for a predetermined term. SOLUTION: For the predetermined term, the mobile user terminal 22 is capable of also communicating with a network 6 of the other type for mobile remote communications and when it is determined that the mobile user terminal is located within an area which is covered by the network of the other type so as to enable handing-over to the network 6 of the other type, the term is selected to be shorter than the ordinary term. COPYRIGHT: (C)2005,JPO&NCIPI