作者: Corrine Wiens , Johannes Wecker , Travis Wiens , Kristine Vallance , Geoffrey Vallance
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摘要: A safety system indicating encroachment near dangerous equipment which is activated upon activation of the provided. The has a transponder having unique identification information embedded in microchip and an internal power supply. corresponding reader coupled to supply equipment, transceiver scanning antenna outputs first radio-frequency signal pre-programmed radius. When flowing, put into active state capable receiving from transponder. encroaches on radius, identifies transponder's information, transmits data using supply, sends second radio wave base unit causing programmable logic controller trigger remote alarm.