Service mobility and recovery in communication networks

Details Service mobility and recovery in communication networks Service mobility and recovery in communication networks

2006-12-12

2006-12-12

D'Agosta, Steven M. (Department: 2617)

Telecommunications

Radiotelephone system

Zoned or cellular telephone system

C455S411000, C455S088000, C455S417000, C455S418000, C455S550100, C455S557000, C379S355030, C379S211010, C379S211020, C379S142120

Reexamination Certificate

active

07149522

ABSTRACT:
A method improves mobility and service recovery for a user in a wireless communication network. Service information concerning the user is stored in a registrar. A subscription message is sent from a user terminal to the registrar. A header in the subscription message contains a unique indication. In response to the subscription message containing a unique indication in a header, the registrar returns a notification message to the user terminal. The payload of the notification message includes service information for the user to be used by the user terminal for communication services.

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