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Drowsy driver detection

  • US 9,821,657 B2
  • Filed: 04/22/2015
  • Issued: 11/21/2017
  • Est. Priority Date: 04/22/2015
  • Status: Active Grant
First Claim
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1. A wireless device, comprising:

  • an interface configured to establish a wireless connection with a wearable wireless device associated with a user;

    a memory coupled to the interface; and

    a processor coupled to the interface to implement a drowsy driver module, the drowsy driver module configured to;

    determine that the user is driving a vehicle;

    initiate a drowsy driver mode on the wearable wireless device that causes a motion sensor of the wearable wireless device to monitor for movement of the user and generate motion data corresponding to the movement;

    analyze the motion data to detect a drowsy driver condition, the drowsy driver condition indicating that the user may be drowsy;

    in response to determining the drowsy driver condition, cause activation of a heart rate monitor on the wearable wireless device to generate heart rate data corresponding to a current heart rate of the user;

    analyze the heart rate data to confirm the drowsy driver condition; and

    initiate one or more alerts in response to confirming the drowsy driver condition.

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