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Event indicator system

  • US 10,679,480 B2
  • Filed: 11/30/2018
  • Issued: 06/09/2020
  • Est. Priority Date: 03/22/2018
  • Status: Active Grant
First Claim
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1. A system configured to assist occupants of a venue having a plurality of hallways, in response to an active shooter situation, the system comprising:

  • a plurality of sensor units configured to be arranged in the hallways to detect a first gunshot and a plurality of subsequent gunshots and respectively generate a first signal and a plurality of subsequent signals, each of the signals respectively indicative of the first gunshot and each of the plurality of subsequent gunshots within the hallways;

    a processing system in communication with the plurality of sensors to receive the signals, wherein the processing system is configured to determine which hallways are safe hallways and which hallways are unsafe hallways in the venue based on the first signal received by the processing system;

    a plurality of output devices in communication with the processing system and configured to be arranged in the hallways, each of the output devices configured to project a first graphic onto a surface of one of the safe hallways to indicate an evacuation path within the safe hallways and configured to project a second graphic onto a surface of one of the unsafe hallways to indicate the unsafe hallways, the second graphic being different from the first graphic; and

    an indicator configured to be arranged in a room of the venue and configured to generate a lock down indication to notify occupants to stay in the room in response to the processing system receiving the signal,wherein the processing system is configured to, in real time, update the determination of which hallways are safe hallways and which hallways are unsafe hallways in response to each of the subsequent signals received from the sensor units,wherein the plurality of output devices are configured to update, in real time, their respective projections of the first graphic or the second graphic based on the updated determination of which hallways are safe hallways and which hallways are unsafe hallways, andwherein the sensor units include a smartphone having an application, the application configured to allow the smartphone to detect the first and subsequent gunshots and communicate the first and subsequent signals to the processing system.

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