DETECTION SYSTEM AND DEVICE

摘要

A detection system for use with an article, the system including a frangible fastener having a shaft structured to be attached to the article; and a radio frequency communication circuit formed on or in the fastener, the radio frequency communication circuit including an antenna formed on or in the article; and a resonator component formed on or in the fastener shaft and structured to be coupled to the antenna through inductance when the fastener is attached to the article and the antenna is energized, the resonator element further structured to fail to function when the fastener shaft is broken.