Telephone control device, telephone control method,...

Details Telephone control device, telephone control method,... Telephone control device, telephone control method,...

2011-06-21

2011-06-21

Addy, Thjuan K (Department: 2614)

Telephonic communications

Plural exchange network or interconnection

Routing parameter

C379S219000, C379S225000

Reexamination Certificate

active

07965831

ABSTRACT:
The present invention realizes a telephone system which enables calling with ease from an outside line to a desired extension telephone terminal in an extension telephone network having a plurality of representative numbers. The telephone control device connected to a plurality of telephone terminals and a plurality of telephone exchange devices, includes a designation accepting unit which accepts designation of a calling destination telephone number from a telephone terminal, a connection setting unit which selects a telephone exchange device from the plurality of telephone exchange devices based on a calling destination telephone number accepted by the designation accepting unit to execute connection setting at the selected telephone exchange device so as to connect a call from a telephone terminal which designates the calling destination telephone number to the calling destination telephone number, and a telephone number information transmission unit which transmits telephone number information of a telephone exchange device selected by the connection setting unit to a telephone terminal which designates a calling destination telephone number.

REFERENCES:
patent: 7352851 (2008-04-01), Semba et al.
patent: 3-104367 (1991-05-01), None
patent: 4-249994 (1992-09-01), None
patent: 2003-78934 (2003-03-01), None

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