Automatic dialer

Details Automatic dialer Automatic dialer

1988-03-23

1989-10-10

Dwyer, James L.

Telephonic communications

Supervisory or control line signaling

Substation originated

379216, 379221, H03M 127

Patent

active

048737208

ABSTRACT:
An automatic dialer, which generates a signal for selection of a communication line from a plurality of communication lines belonging to a plurality of common carriers before communication is made between a calling subscriber and a called subscriber. The automatic dialer automatically transmits a signal specifying one of a plurality of signal paths coupled to the called subscriber in addition to other necessary signals, thus minimizing the numbers dialed by a user and resulting in easier operation of the system. The ones of the plurality of signal paths specified by the system can be easily changed by a tone sent to the system.

REFERENCES:
patent: 4645879 (1987-02-01), Simmons
patent: 4731826 (1988-03-01), Daie

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