发明名称 Remote supervisory monitoring and control system
摘要 A supervisory monitoring and control system is described which provides for responding to a push-button telephone output from another location for changing operating parameters at the supervised site. In response to the received keyed telephone signal the system provides complete status of monitor and control ports plus any active alarms which have occurred. The foregoing information can be communicated by means of a voice synthesizer or supplied to a printer or the like.
申请公布号 US4748654(A) 申请公布日期 1988.05.31
申请号 US19860853893 申请日期 1986.04.21
申请人 GRAY, WILLIAM 发明人 GRAY, WILLIAM
分类号 H04M11/00;H04M11/04;(IPC1-7):H04M11/00 主分类号 H04M11/00
代理机构 代理人
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