Communication device, and method and program for controlling...

Details Communication device, and method and program for controlling... Communication device, and method and program for controlling...

2005-04-19

2005-04-19

Nguyen, Chau (Department: 2662)

Multiplex communications

Diagnostic testing

Determination of communication parameters

C370S524000

Reexamination Certificate

active

06882629

ABSTRACT:
Heretofore, depending on a network (switching device) to be used, call releasing has not been normally finished since a time until data link releasing took a value intrinsic to the device. According to the present invention, the counting of a predetermined time is started depending on determination as to the execution of call releasing. Then, depending on the passage of a predetermined time, the process of releasing a data link is started.

REFERENCES:
patent: 4996685 (1991-02-01), Farese et al.
patent: 5208806 (1993-05-01), Hasegawa
patent: 5365517 (1994-11-01), Kato et al.
patent: 6611517 (2003-08-01), Malik
patent: 0 822 731 (1998-02-01), None
ITU-T XP002177693, “Recommendation Q.931,” May 1998.
ITU-T XP002177694, “Recommendation Q.921,” Sep. 1997.

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