Method and arrangement for call setup in telecommunications netw

Details Method and arrangement for call setup in telecommunications netw Method and arrangement for call setup in telecommunications netw

1996-11-19

1999-09-14

Vo, Nguyen

Telecommunications

Radiotelephone system

Special service

455414, H04Q 720

Patent

active

059536578

ABSTRACT:
In a communication system a method and means for signaling-supported-redialing whereby a traffic connection between a calling and a called subscriber is set up by first making a preparatory data-only call in order to get, via machine-readable inband signaling, alternative telephone numbers to terminals available to the called subscriber and after that going on-hook to terminate the preparatory data-only call and going off-hook again to make a new call for the actual traffic, redialing one of the numbers just received from the called subscriber.

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patent: 5509062 (1996-04-01), Carlsen et al.
patent: 5515427 (1996-05-01), Carlsen et al.
patent: 5675630 (1997-10-01), Beatty
patent: 5793859 (1998-08-01), Matthews

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