| 摘要 |
<p>PURPOSE:To improve the efficiency of data collection and command transmission by connecting each terminal and a host computer in radio as on-line so as to increase the degree of freedom of the arrangement and mobility of each terminal equipment. CONSTITUTION:Terminal controllers 4-1-4-n are connected to a host computer 2 and they are in on-line connection to plural handy terminal equipments 6-11-6-n8 in radio. Moreover, when more number of terminal equipments are required, a multi-controller 10 being a multiplexer is connected to the host computer 2, plural terminal controllers 4 are connected to the controller 10 and they handle single or plural terminal equipments.</p> |
