System and method for a motion sensing device which provides a visual or audible indication

  • US 9,592,428 B2
  • Filed: 01/05/2016
  • Issued: 03/14/2017
  • Est. Priority Date: 03/25/2011
  • Status: Active Grant
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First Claim
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1. A device for signaling in response to a sensed motion, the device having a single enclosure, and in the single enclosure comprising:

  • an accelerometer attached to the single enclosure for producing an output signal responsive to the device acceleration;

    a visible light emitter that consists of, or comprises, a DLP display or a video projector, for emitting a visible light indicating a first status to the person;

    a software and a processor for executing the software, the processor coupled to the accelerometer and to the visible light emitter for activating or controlling the visible light emitter in response to the output signal;

    a rechargeable battery connected to power the device; and

    a generator operative convert the device kinetic energy to an electrical energy connected to charge the rechargeable battery.

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