Service connection apparatus and method in portable terminal

摘要

A call connection method and apparatus are disclosed. When a service is released in a portable terminal that supports different communication modes due to a network problem, the call connection method and apparatus reconnects the service to another network. The call connection method includes performing a first service through a first network, analyzing, when the connected first service is released, the cause of disconnection, acquiring, when the cause of disconnection is a problem in the first network, connection information, and attempting to connect a second service through a second network based on the connection information.

主权项

1. A method comprising:
providing, at a user device, a packet switched service via a first cellular network in response to a service request; connecting the user device with a second cellular network based on a determination that a signal quality corresponding to the first cellular network has deteriorated below a specified value; and providing, at the user device, a circuit switched service via the second cellular network in relation with the service request.