Telephonic communications – Telephone line or system combined with diverse electrical... – To produce visual-graphic copy
Patent
1988-10-04
1991-02-05
Ng, Jin F.
Telephonic communications
Telephone line or system combined with diverse electrical...
To produce visual-graphic copy
358442, 358468, H04N 100, H04N 132
Patent
active
049912003
ABSTRACT:
An interface device for the intercommunication of a computer and a fax machine which is respectively connected to a computer (3), a fax machine (2) and a cable to the central office or a private branch exchange. It comprises a controller (4) and a switching/simulating unit (1). It makes possible the utilization of the fax machine as the printer or the scanner for the computer without changing the structure of the computer or the fax machine. The interface can also be used exclusively to interconnect the computer (3) and the fax machine (2). The switching/simulating unit comprises four selector switches (S1) to (S4) which are OFF or ON in proper time to allow the two desired stations of the three to communicate with each other.
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patent: 4663778 (1987-05-01), Takahashi
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Ng Jin F.
Woo Stella L.
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