Patent ID: 9477858
Filing Date: 2016-10-25
CPC Classification: A62B,G06K

Claim Text:
1. A platform system comprising: a plurality of elevated platforms; a plurality of platform identification devices, each identification device associated with one of the platforms, each identification device wirelessly broadcasting a signal at a first frequency within the confines of its associated platform, the signal including a unique identifier of the associated platform; and a plurality of restraining systems, each restraining system including first and second interlockable parts, an RFID tag attached to the first part, and an RFID reader coupled to the second part for near field detection of the tag within a prescribed range of the second part, the RFID reader including a telemetry module for receiving a unique platform identifier from one of the identification devices and for broadcasting a status signal to a base station at a second non-interfering frequency with the identification devices.