Method and system for providing virtual telephone terminals

Details Method and system for providing virtual telephone terminals Method and system for providing virtual telephone terminals

1996-03-05

1999-01-19

Matar, Ahmad F.

Telephonic communications

Special services

Anonymous party

379211, 379355, H04M 342

Patent

active

058622071

ABSTRACT:
A system for permitting a user having a personal directory number (PDN) to use a virtual terminal identified by the PND from any of said telephone terminals that the PDN is linked with. If a request for a virtual terminal assignment and the ID of a user are received from one of the terminals, a PDN linked with the ID in personalized feature data is associated with the TDN of the terminal. Thereafter, if a virtual terminal for the PDN linked with the TDN of the terminal is requested from the terminal, the terminal is associated with personalized feature data identified by the PDN and key data associated with the PDN and the TDN to make the terminal in a personal mode of the PDN. In response to a reception of call processing data from the terminal, a call processing is performed on the basis of the personalized feature data, the key data, and terminal data identified by the TDN for specifying a type of the terminal. If a call is originated by dialing the PDN of a called party while the called party's presence is registered for a nearby terminal, the call is connected to the nearby terminal. The invention is applicable to a PBX system through a nation wide public switched telephone network.

REFERENCES:
patent: 4759056 (1988-07-01), Akiyama
patent: 4899373 (1990-02-01), Lee et al.
patent: 5197096 (1993-03-01), Sakuma et al.
patent: 5392340 (1995-02-01), Otsuka
patent: 5572584 (1996-11-01), Yabusaki et al.

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