Telecommunication system

Details Telecommunication system Telecommunication system

1989-12-18

1992-05-26

Dwyer, James L.

Telephonic communications

Telephone line or system combined with diverse electrical...

To produce visual-graphic copy

379 93, 375 5, H04M 1100

Patent

active

051174537

ABSTRACT:
A telecommunication system for interconnecting a plurality of telephone communication trunks to a transmission network, the system including transmission apparatus at a first end of the transmission network including apparatus for detecting facsimile signals on the plurality of telephone communication trunks, apparatus for demodulating the facsimile signals, apparatus for transmitting along the transmission network, in demodulated form, the facsimile signal output from the apparatus for demodulating, and receiving apparatus at a second end of the transmission network including apparatus for modulating the facsimile signals received along the transmission network.

REFERENCES:
patent: 4352957 (1982-10-01), Ruether
patent: 4523309 (1985-06-01), Piasecki
patent: 4747096 (1988-05-01), Piasecki et al.
patent: 4805208 (1989-02-01), Schwartz
patent: 4910610 (1990-03-01), Utsugi
R. W. Muise et al. "Experiments in wideband packet Technology"; International Zurich Seminar on Digital Communications, Apr. 1986.
Eutelsat, "Eutelsat Considerations On CRE-DSI characteristics for Digital circuit multiplication" presented at CCITT, Geneva Jul. 1986.
Inmarsat "Study of facsimile interface units for future Inmarsat Digital Communications Systems" Jul. 1988.

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