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Drowsiness detecting apparatus and method

  • US 20060038689A1
  • Filed: 06/23/2005
  • Published: 02/23/2006
  • Est. Priority Date: 08/23/2004
  • Status: Active Grant
First Claim
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1. A drowsiness detecting apparatus comprising:

  • breath depth detecting means for detecting a depth of breathing of a person;

    determining means for determining drowsiness of the person, when the depth of breathing falls in a predetermined breathing condition including at least one of a sudden decrease in the depth of breathing and a periodic repetition of deep breathing and shallow breathing.

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