Patent ID: 9411997
Filing Date: 2016-08-09
CPC Classification: G06K,G06Q,G08B,H04Q,H04W

Claim Text:
1. A radio frequency identification (RFID) network for tracking the location of subjects in a plurality of subjects in a closed environment, the network comprising a plurality of RFID readers distributed across the environment and a response computer system, wherein each respective RFID reader in the plurality of RFID readers includes a unique reader identifier and is in communication with the response computer system; and the response computer system comprises: a first event instruction set in the instruction event set data store corresponds to a first event and includes: (i) a first message that is sent to a first subset of subjects in the plurality of subjects responsive to the first event, wherein the first subset of subjects are selected from the plurality of subjects on the basis that they are (a) localized to a first portion of the closed environment or (b) associated with a first class label in the plurality of class labels corresponding to the first message, and (ii) a second message that is sent to a second subset of subjects in the plurality of subjects responsive to the first event, wherein the second subset of subjects are selected on the basis that they are (a) localized to a second portion of the closed environment different from the first portion of the closed environment, or (b) associated with a second class label in the plurality of class labels corresponding to the second message; and the instructions further cause the response computer system to, in response to receiving an indication that the first event has occurred, execute a method comprising: at least a subset of the subjects in the plurality of subjects are chattels, humans or animals.