Call handling scheme to reduce roaming charges

Details Call handling scheme to reduce roaming charges Call handling scheme to reduce roaming charges

2004-06-14

2009-12-01

Edouard, Patrick N (Department: 2617)

Telecommunications

Radiotelephone system

Zoned or cellular telephone system

C455S428000, C455S433000, C455S435100

Reexamination Certificate

active

07627314

ABSTRACT:
A second switch receives an indication from a roaming network that a call forwarded by the roaming network has been dropped by the roaming network, and in response to receiving the indication, forwards the call from a first switch.

REFERENCES:
patent: 6473611 (2002-10-01), Hurme
patent: 2005/0250493 (2005-11-01), Elkarat et al.

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