TW236064B - Fax machine - Google Patents

Abstract

A receiving device of fax machine includes: 1. coupler which is electrically connected with phone line and blower andcan switch phone call; 2. fax/modem which is electrically connected with the coupler to detect thefax call tone and modulate or demodulate the signal of fax information,and sending out the ring; 3. voice synthesizing circuit which is electrically connected with thefax/modem to send out at least two preset languages signal to the callingend; 4. control circuit device which is electrically connected with the voicesynthesizing circuit to enable the voice synthesizing circuit timely; 5. microprocessor which is electrically connected with each components inthe fax machine to control it function and operation; 6. waiting time storage device which is electrically connected withmicroprocessor to set the time segment of detecting the calling tone; 7. preset detecting time storage device which is electrically connected withmicroprocessor to set the total time of detecting the calling tone; It features that after the voice synthesizing circuit sending the firstvoice signal, the fax/modem then sending ring sound to the blower andstarting circular detection, on every waiting time it detects the callingtone until it reaches the preset detecting time, and when it detects thecalling tone, the fax machine immediately switches into the fax receivingmode.