| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a restoring method for location information of home location register capable of rapidly restoring position information of a portable terminal after an HLR system in a mobile communication system is reopened, and of reducing call connection loss upon termination. <P>SOLUTION: Most staying location information and just before staying location information, and last access timing are stored/held under a predetermined rule in addition to current location information, and a reopening flag is packaged. The current location information, the most staying location information, and the just before location information are backed up with proper means. For a location inquiry processing, after a system after HLR trouble is reopened, a signal is transmitted to a predetermined region location register based upon the current location information, the most staying location information, and the just before staying location information in succession until a response is obtained if in a flag state at a predetermined reopening, and the signal which obtains a response is registered in the current location information. <P>COPYRIGHT: (C)2004,JPO |
