Dealing communication system

Details Dealing communication system Dealing communication system

1998-03-02

2000-02-29

Kuntz, Curtis A.

Telephonic communications

Multi-line or key substation system with selective switching...

Switching or supervision feature

379165, H04M 100

Patent

active

06031902&

ABSTRACT:
The invention has a purpose of making the operability and functionality of a simultaneous all together communication (a broadcasting communication) good. A dealing communication system of the embodiment provides with COT 1-2 to be called with a public line, DBDLIN 1-7 connected to BD 1--1 and CLU 1-6 accommodating and being connected to COT 1-12 and DBDLIN 1-7. DB 1--1 has a structure comprising a display 2--2 for displaying the broadcasting transmission key 3-5 instructing the broadcasting transmission operation to all lines of line group previously stored and displaying the line key 2-3 instructing a transmission /reception operation on said line corresponding to DB 1--1, a hands-set 2-14 for carrying out a communication, and CPU (not shown) for executing the broadcasting transmission operation on all lines of line group in response to a one-touch operation of the broadcasting transmission key 3-5 displayed on the display 2--2, resulting in a possibility of the broadcasting communication to all lines of the line group through the hands-set.

REFERENCES:
patent: 4536621 (1985-08-01), Bergen et al.
patent: 5309509 (1994-05-01), Cocklin et al.
patent: 5465292 (1995-11-01), Takahashi et al.

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