Telecommunications – Radiotelephone system – Zoned or cellular telephone system
Reexamination Certificate
2003-12-06
2010-02-23
Edouard, Patrick N (Department: 2617)
Telecommunications
Radiotelephone system
Zoned or cellular telephone system
C370S236000
Reexamination Certificate
active
07668551
ABSTRACT:
The invention relates to methods and devices that enable to request more than one service during call set-up. To this end a new indicator is introduced into a request message sent to a database storing subscriber data, for indicating that at least one further request message is sent and a response indicator that a database is adapted to handle said indicator. Furthermore a set of rules is defined how different responses from the database are processed to enable said request.
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Ericsson, “Tdoc N3-030133: Change Request for 3GPP TS 23.172 version 5.1.0; Two step HLR interrogation for SCUDIF calls; pp. 1-6”, Feb. 14, 2003, 3GPP TSG CN WG3 Meeting 27, Dublin, Ireland, XP002278611.
Universal Mobile Telecommunications System (UMTS); Technical realization of Circuit Switched (CS) multimedia service; UDI/RDI fallback and service modigication; Stage 2 (3GPP TS 23.172 version 5.1.0 Release 5); pp. 1-21; Dec. 2002, ETSI TS 123 172 V5.1.0 XP002278612, cited in the application, chapters 4.1, 4.2.1, 4.2.2, 4.3.2, 4.3.3.
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Hede Patrice
Kerr John
Shrader Jorg
Burleigh Roger S.
Edouard Patrick N
Ho Huy C
Telefonaktiebolaget L M Ericsson (Publ)
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