Drowsiness detecting device and waking device operatively connected with the same
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United States of America Patent
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Oct 3, 2006
Grant Date -
Nov 25, 2004
app pub date -
Mar 31, 2003
filing date -
Apr 10, 2002
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A prompt, accurate and highly practical drowsiness detecting device and a waking device operatively connected with the same are provided.Drowsiness of a vehicle driver or the like is detected to wake him/her up to prevent the drowsiness from causing an accident. A waveform of blinking is detected by a stress-impedance effect sensor head (1) positioned on a temple bow of a glasses frame in the vicinity of his/her temple, and the drowsiness is determined by a microcomputer (2). Waking him/her up is accomplished by a milligauss AC magnetic field generator (4).
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