System and method for data packet transport in hybrid...

Details System and method for data packet transport in hybrid... System and method for data packet transport in hybrid...

2007-06-12

2007-06-12

Pham, Chi (Department: 2616)

Multiplex communications

Communication over free space

Having a plurality of contiguous regions served by...

C370S335000, C370S342000, C370S356000, C455S436000

Reexamination Certificate

active

10077650

ABSTRACT:
Computer data is transferred between a CDMA radio access network and a GSM core infrastructure using a switch that acts on the CDMA side as a packet data serving node (PDSN) element and on the GSM side as a serving GPRS service node (SGSN) element. Switching message sequences and protocol stacks are disclosed.

REFERENCES:
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patent: 6442401 (2002-08-01), Behan
patent: 6487406 (2002-11-01), Chang et al.
patent: 6526033 (2003-02-01), Wang et al.
patent: 6526034 (2003-02-01), Gorsuch
patent: 6545992 (2003-04-01), Naqvi et al.
patent: 6608832 (2003-08-01), Forslow
patent: 6708031 (2004-03-01), Purnadi et al.

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