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TRACKING DEVICE SYSTEM

  • US 20150356861A1
  • Filed: 06/10/2014
  • Published: 12/10/2015
  • Est. Priority Date: 06/10/2014
  • Status: Active Grant
First Claim
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1. A system comprising:

  • a plurality of tracking devices, each tracking device including a microcontroller-transmitter broadcasting a transmission including identification information for identifying the tracking device; and

    one or more hubs, each hub having a transceiver for receiving transmissions from the tracking devices and for estimating the range of distance between the hub and the tracking device and for transmitting to a central collection station the identity information and the range information for each received transmission from the tracking devices.

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