Isdn terminal equipment operating with circuit switching...

Details Isdn terminal equipment operating with circuit switching... Isdn terminal equipment operating with circuit switching...

H - Electricity

04

Q

344/28

H04Q 3/42 (2006.01) H04L 12/52 (2006.01) H04Q 11/04 (2006.01)

Patent

CA 2029685

ISDN TERMINAL EQUIPMENT OPERATING WITH CIRCUIT SWITCHING MODE AND PACKET SWITCHING MODE ABSTRACT OF THE DISCLOSURE ISDN terminal equipment containing: a circuit switching communication unit, a packet communication unit, a manual starting unit, an unsuccessful try detecting unit, and a retrying unit. The manual starting unit starts an operation of a setting up of a call using a predetermined one of the circuit switching communication unit and the packet communication unit when receiving a manual start input. The unsuccessful try detecting unit detects that data communication has not been successfully begun by the operation of the manual starting unit. The retrying unit starts an operation of a setting up of a call using the other of the circuit switching communication unit and the packet communication unit when the unsuccessful try detecting unit detects that the data communication has not been successfully begun by the operation of the manual starting unit.

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