Subscriber equipment muting method and apparatus

Details Subscriber equipment muting method and apparatus Subscriber equipment muting method and apparatus

1996-09-30

1998-09-08

Matar, Ahmad F.

Telephonic communications

Special services

Call waiting

379377, 379381, 379382, 379164, H04M 164, H04M 320, H04M 322

Patent

active

058056874

ABSTRACT:
An apparatus for muting communications subscriber equipment connected to a communications line includes a monitoring circuit for monitoring electrical conditions of the communications line, when the subscriber equipment is connected thereto. A disconnection circuit is provided for disconnecting the subscriber equipment from the communication line and a termination circuit is provided for terminating the communications line with a dummy termination when the subscriber equipment is disconnected, such that, the communications line appears to be terminated by the subscriber equipment. When the subscriber equipment is disconnected from the communications line a power supply circuit provides power to the subscriber equipment with the same electrical conditions as determined by the monitoring circuit prior to disconnecting the subscriber equipment.

REFERENCES:
patent: 5263084 (1993-11-01), Chaput et al.

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