Multiplex communications – Pathfinding or routing – Combined circuit switching and packet switching
Reexamination Certificate
2005-05-03
2005-05-03
Ho, Duc (Department: 2665)
Multiplex communications
Pathfinding or routing
Combined circuit switching and packet switching
C370S355000, C455S433000
Reexamination Certificate
active
06888822
ABSTRACT:
The invention relates to an update of an association (Gs) from a serving GPRS support node (SGSN) to a mobile switching center (MSC1, . . . , MSCn) in a pool (12) of mobile switching centers. After receipt of a routing area update from a mobile station (MS), there follows a detection of a new assignment between the mobile unit (MS) to a mobile switching center (MSC) in the pool (12) of mobile switching centers. After detection of a new assignment, there follows the initialization of an association update from a serving GPRS support node to a new mobile switching center in the pool of mobile switching centers (12).
REFERENCES:
patent: 6091953 (2000-07-01), Ho et al.
patent: 6097951 (2000-08-01), Ernam et al.
patent: 6628645 (2003-09-01), Scheurich
patent: 20030028644 (2003-02-01), Maguire et al.
patent: 20030129991 (2003-07-01), Allison et al.
Bjelland Frode
Svensson Hakan Sture Magnus
Ho Duc
Khuong Lee
Telefonaktiebolaget LM Ericsson (publ)
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