Patent ID: 9602692
Date: 2017-03-21
CPC Classifications: H04N

Claim:
1. An image processing apparatus capable of simultaneously performing a plurality of sessions at least including a voice call and facsimile communication using deemed voice, comprising: a telephone control unit configured to control an analog telephone; a plurality of modems configured to control the facsimile communication using deemed voice; a plurality of pulse code modulation units configured to input and output encoded voice data; a plurality of selectors configured to connect any of the telephone control unit and one of the plurality of modems to any of the plurality of pulse code modulation units; and a control unit configured to control the plurality of selectors according to requested processing to connect any of the telephone control unit and the plurality of modems to any of the plurality of pulse code modulation units, thereby performing the processing, wherein the plurality of modems include a first modem and a second modem, the plurality of pulse code modulation units include a first pulse code modulation unit and a second pulse code modulation unit, and the control unit includes a determination unit configured to determine whether or not each of the first and second pulse code modulation units is being used, when it is detected that a handset or a slave telephone provided in the image processing apparatus is in an off-hook state, wherein the control unit