SCA facsimile adapter

Details SCA facsimile adapter SCA facsimile adapter

1989-06-07

1991-02-05

Ng, Jin F.

Telephonic communications

Telephone line or system combined with diverse electrical...

To produce visual-graphic copy

455 45, 379 58, 379 93, H04N 132

Patent

active

049912011

ABSTRACT:
A facsimile signal control system adapted to be connected between a facsimile machine and a telephone line, comprises an RF signal receiver adapted to receive and demodulate RF signals from an antenna, a change-over switch, a first port for connection to a facsimile machine, and a second port for connection to a telephone line and an interface circuit. A control circuit is connected to apply the demodculated facsimile signals from the signal receiver to the interface circuit. The control means further comprises means for controlling the change-over switch to selectively connect the first port to either the second port or the interface circuit.

REFERENCES:
patent: 3696297 (1972-10-01), Otero
patent: 4718080 (1988-01-01), Serrano et al.
patent: 4746986 (1924-05-01), Tanigawa
patent: 4809297 (1989-02-01), Polansky et al.
patent: 4837812 (1989-06-01), Takahashi et al.

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