DOCUMENTAL MEDIA TRANSMITTING AND RECEIVING DEVICE Russian patent published in 2004 - IPC

FIELD: electrical communications; documental media exchange among departmental and economy communication networks. SUBSTANCE: device has station and subscriber telephone sets, monitoring and control unit, telephone communications switching unit, channel switching unit, telephone channel shaper, voice-frequency telegraphy unit, interface unit, electronic telephone communication unit, telegraph signal conversion unit, digital channel shaper, service traffic unit, calling devices unit, subscriber telegraph communication lines, subscriber equipment set , subscriber equipment switching unit, matching sets, telegraph exchange quality control unit, signaling unit, fax transceiver, terminal telephone communication unit, modem, transceiver, antenna, telecommunication line, peripheral pulse channels, and subscriber telephone communication line. EFFECT: enhanced capacity of device due to enlarged amount of data transferred and documental media exchange over communication channels and lines. 3 cl, 3 dwg