| 摘要 |
PURPOSE:To improve the efficiency of an emergency medical service by collecting the information of each terminal device through a telephone circuit and then displaying it automatically. CONSTITUTION:Terminal device 3, installed in a receiving hospital, is connected to host device 1 in a firehouse via a telephone circuit; device 1 is equipped with control icrcuit 4, memory 6 for collation and storage of received data, and display unit 7 for the contents of memory 6, and each device 3 is with circuit 31 answering to an incoming call automatically, and methods 37 and 38 which make conversion 35 of information set by key 36 into a pulse string and sent out it. Then, device 3 sends out repeatedly the pulse string containing the set information three times and device 1, on the other hand, detects that received pulse strings coincide at least twice and then displays the information contained in the coinciding pulse string. |
