Restoration of a home location register in a mobile radio system

Details Restoration of a home location register in a mobile radio system Restoration of a home location register in a mobile radio system

1995-12-22

1997-01-14

Pham, Chi H.

Telecommunications

Transmitter and receiver at separate stations

455 8, 455 531, 455 671, 377 59, 395618, 395615, 3642821, H04Q 700

Patent

active

055949428

ABSTRACT:
A mobile telephone system with two home location register units mirroring each other is disclosed. In the event of a crash in one unit a backup copy is first loaded. Thereafter, records in the loaded backup copy that have changed after the latest position dump before the crash are updated with information from the other home location register unit, the mirror copy of which is updated after the position dump.

REFERENCES:
patent: 5123111 (1992-06-01), Delory et al.
patent: 5136707 (1992-08-01), Block et al.
patent: 5274802 (1993-12-01), Altine
patent: 5343477 (1994-08-01), Yamada
patent: 5490201 (1996-02-01), Moberg et al.
patent: 5546574 (1996-08-01), Grosskopf et al.
Recommendation GSM 03.07--Version 3.2.1, "Restoration Procedures", ETSI/PT 12, Feb. 1992, pp. 8-9, sections 3.2.1 and 3.2.2.
Recommendation GSM 09.02--Version 3.8.0, "Mobile Application Part Specification DCS", ETSI, Jan. 1991, section 5.8.4, Procedures for Restoration of HLR, p. 275.

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