| 摘要 |
PURPOSE:To attain a high-efficiency transmission of the facsimile at the same time ensure the multiple address service and the communication among different types of units, by installing the attribute identifying means plus the means to transmit the service information of the picture information to the exchange device to the polling means of the terminal unit. CONSTITUTION:Terminal unit 100 calles out reception circuit 206 of exchange device 200 to carry out the prescribed polling registration. Then unit 100 sets the transmission original. When the corresponding channel becomes idle under the polling reception mode, the polling identification signal is transmitted from control part 202 and then detected by detection part 106 at unit 100 to give the answer. Thus the communication is carried out. In this case, the class part on the polling table registered is identified to decide to select the channel incorporating procedure converting part 203 or not. At the same time, the service field is provided in the extension field of the polling table for designation of the number of sheets and night time band of a low cost. |
